diff options
Diffstat (limited to 'drivers/ide/pci')
35 files changed, 1488 insertions, 2370 deletions
diff --git a/drivers/ide/pci/aec62xx.c b/drivers/ide/pci/aec62xx.c index 73bdf64dbbf..74432830abf 100644 --- a/drivers/ide/pci/aec62xx.c +++ b/drivers/ide/pci/aec62xx.c @@ -1,5 +1,5 @@ /* - * linux/drivers/ide/pci/aec62xx.c Version 0.21 Apr 21, 2007 + * linux/drivers/ide/pci/aec62xx.c Version 0.24 May 24, 2007 * * Copyright (C) 1999-2002 Andre Hedrick <andre@linux-ide.org> * Copyright (C) 2007 MontaVista Software, Inc. <source@mvista.com> @@ -87,38 +87,12 @@ static u8 pci_bus_clock_list_ultra (u8 speed, struct chipset_bus_clock_list_entr return chipset_table->ultra_settings; } -static u8 aec62xx_ratemask (ide_drive_t *drive) -{ - ide_hwif_t *hwif = HWIF(drive); - u8 mode; - - switch(hwif->pci_dev->device) { - case PCI_DEVICE_ID_ARTOP_ATP865: - case PCI_DEVICE_ID_ARTOP_ATP865R: - mode = (inb(hwif->channel ? - hwif->mate->dma_status : - hwif->dma_status) & 0x10) ? 4 : 3; - break; - case PCI_DEVICE_ID_ARTOP_ATP860: - case PCI_DEVICE_ID_ARTOP_ATP860R: - mode = 2; - break; - case PCI_DEVICE_ID_ARTOP_ATP850UF: - default: - return 1; - } - - if (!eighty_ninty_three(drive)) - mode = min(mode, (u8)1); - return mode; -} - static int aec6210_tune_chipset (ide_drive_t *drive, u8 xferspeed) { ide_hwif_t *hwif = HWIF(drive); struct pci_dev *dev = hwif->pci_dev; u16 d_conf = 0; - u8 speed = ide_rate_filter(aec62xx_ratemask(drive), xferspeed); + u8 speed = ide_rate_filter(drive, xferspeed); u8 ultra = 0, ultra_conf = 0; u8 tmp0 = 0, tmp1 = 0, tmp2 = 0; unsigned long flags; @@ -145,7 +119,7 @@ static int aec6260_tune_chipset (ide_drive_t *drive, u8 xferspeed) { ide_hwif_t *hwif = HWIF(drive); struct pci_dev *dev = hwif->pci_dev; - u8 speed = ide_rate_filter(aec62xx_ratemask(drive), xferspeed); + u8 speed = ide_rate_filter(drive, xferspeed); u8 unit = (drive->select.b.unit & 0x01); u8 tmp1 = 0, tmp2 = 0; u8 ultra = 0, drive_conf = 0, ultra_conf = 0; @@ -166,41 +140,15 @@ static int aec6260_tune_chipset (ide_drive_t *drive, u8 xferspeed) return(ide_config_drive_speed(drive, speed)); } -static int aec62xx_tune_chipset (ide_drive_t *drive, u8 speed) -{ - switch (HWIF(drive)->pci_dev->device) { - case PCI_DEVICE_ID_ARTOP_ATP865: - case PCI_DEVICE_ID_ARTOP_ATP865R: - case PCI_DEVICE_ID_ARTOP_ATP860: - case PCI_DEVICE_ID_ARTOP_ATP860R: - return ((int) aec6260_tune_chipset(drive, speed)); - case PCI_DEVICE_ID_ARTOP_ATP850UF: - return ((int) aec6210_tune_chipset(drive, speed)); - default: - return -1; - } -} - -static int config_chipset_for_dma (ide_drive_t *drive) -{ - u8 speed = ide_dma_speed(drive, aec62xx_ratemask(drive)); - - if (!(speed)) - return 0; - - (void) aec62xx_tune_chipset(drive, speed); - return ide_dma_enable(drive); -} - static void aec62xx_tune_drive (ide_drive_t *drive, u8 pio) { - pio = ide_get_best_pio_mode(drive, pio, 4, NULL); - (void) aec62xx_tune_chipset(drive, pio + XFER_PIO_0); + pio = ide_get_best_pio_mode(drive, pio, 4); + (void) HWIF(drive)->speedproc(drive, pio + XFER_PIO_0); } static int aec62xx_config_drive_xfer_rate (ide_drive_t *drive) { - if (ide_use_dma(drive) && config_chipset_for_dma(drive)) + if (ide_tune_dma(drive)) return 0; if (ide_use_fast_pio(drive)) @@ -209,12 +157,9 @@ static int aec62xx_config_drive_xfer_rate (ide_drive_t *drive) return -1; } -static int aec62xx_irq_timeout (ide_drive_t *drive) +static void aec62xx_dma_lost_irq (ide_drive_t *drive) { - ide_hwif_t *hwif = HWIF(drive); - struct pci_dev *dev = hwif->pci_dev; - - switch(dev->device) { + switch (HWIF(drive)->pci_dev->device) { case PCI_DEVICE_ID_ARTOP_ATP860: case PCI_DEVICE_ID_ARTOP_ATP860R: case PCI_DEVICE_ID_ARTOP_ATP865: @@ -223,19 +168,12 @@ static int aec62xx_irq_timeout (ide_drive_t *drive) default: break; } - return 0; } static unsigned int __devinit init_chipset_aec62xx(struct pci_dev *dev, const char *name) { int bus_speed = system_bus_clock(); - if (dev->resource[PCI_ROM_RESOURCE].start) { - pci_write_config_dword(dev, PCI_ROM_ADDRESS, dev->resource[PCI_ROM_RESOURCE].start | PCI_ROM_ADDRESS_ENABLE); - printk(KERN_INFO "%s: ROM enabled at 0x%08lx\n", name, - (unsigned long)dev->resource[PCI_ROM_RESOURCE].start); - } - if (bus_speed <= 33) pci_set_drvdata(dev, (void *) aec6xxx_33_base); else @@ -261,54 +199,46 @@ static unsigned int __devinit init_chipset_aec62xx(struct pci_dev *dev, const ch static void __devinit init_hwif_aec62xx(ide_hwif_t *hwif) { - hwif->autodma = 0; - hwif->tuneproc = &aec62xx_tune_drive; - hwif->speedproc = &aec62xx_tune_chipset; + struct pci_dev *dev = hwif->pci_dev; + u8 reg54 = 0, mask = hwif->channel ? 0xf0 : 0x0f; + unsigned long flags; - if (hwif->pci_dev->device == PCI_DEVICE_ID_ARTOP_ATP850UF) - hwif->serialized = hwif->channel; + hwif->tuneproc = &aec62xx_tune_drive; - if (hwif->mate) - hwif->mate->serialized = hwif->serialized; + if (dev->device == PCI_DEVICE_ID_ARTOP_ATP850UF) { + if(hwif->mate) + hwif->mate->serialized = hwif->serialized = 1; + hwif->speedproc = &aec6210_tune_chipset; + } else + hwif->speedproc = &aec6260_tune_chipset; if (!hwif->dma_base) { - hwif->drives[0].autotune = 1; - hwif->drives[1].autotune = 1; + hwif->drives[0].autotune = hwif->drives[1].autotune = 1; return; } - hwif->ultra_mask = 0x7f; + hwif->ultra_mask = hwif->cds->udma_mask; hwif->mwdma_mask = 0x07; hwif->ide_dma_check = &aec62xx_config_drive_xfer_rate; - hwif->ide_dma_lostirq = &aec62xx_irq_timeout; - - if (!noautodma) - hwif->autodma = 1; - hwif->drives[0].autodma = hwif->autodma; - hwif->drives[1].autodma = hwif->autodma; -} - -static void __devinit init_dma_aec62xx(ide_hwif_t *hwif, unsigned long dmabase) -{ - struct pci_dev *dev = hwif->pci_dev; + hwif->dma_lost_irq = &aec62xx_dma_lost_irq; if (dev->device == PCI_DEVICE_ID_ARTOP_ATP850UF) { - u8 reg54h = 0; - unsigned long flags; - spin_lock_irqsave(&ide_lock, flags); - pci_read_config_byte(dev, 0x54, ®54h); - pci_write_config_byte(dev, 0x54, reg54h & ~(hwif->channel ? 0xF0 : 0x0F)); + pci_read_config_byte (dev, 0x54, ®54); + pci_write_config_byte(dev, 0x54, (reg54 & ~mask)); spin_unlock_irqrestore(&ide_lock, flags); - } else { - u8 ata66 = 0; + } else if (hwif->cbl != ATA_CBL_PATA40_SHORT) { + u8 ata66 = 0, mask = hwif->channel ? 0x02 : 0x01; + pci_read_config_byte(hwif->pci_dev, 0x49, &ata66); - if (!(hwif->udma_four)) - hwif->udma_four = (ata66&(hwif->channel?0x02:0x01))?0:1; + + hwif->cbl = (ata66 & mask) ? ATA_CBL_PATA40 : ATA_CBL_PATA80; } - ide_setup_dma(hwif, dmabase, 8); + if (!noautodma) + hwif->autodma = 1; + hwif->drives[0].autodma = hwif->drives[1].autodma = hwif->autodma; } static int __devinit init_setup_aec62xx(struct pci_dev *dev, ide_pci_device_t *d) @@ -318,16 +248,12 @@ static int __devinit init_setup_aec62xx(struct pci_dev *dev, ide_pci_device_t *d static int __devinit init_setup_aec6x80(struct pci_dev *dev, ide_pci_device_t *d) { - unsigned long bar4reg = pci_resource_start(dev, 4); - - if (inb(bar4reg+2) & 0x10) { - strcpy(d->name, "AEC6880"); - if (dev->device == PCI_DEVICE_ID_ARTOP_ATP865R) - strcpy(d->name, "AEC6880R"); - } else { - strcpy(d->name, "AEC6280"); - if (dev->device == PCI_DEVICE_ID_ARTOP_ATP865R) - strcpy(d->name, "AEC6280R"); + unsigned long dma_base = pci_resource_start(dev, 4); + + if (inb(dma_base + 2) & 0x10) { + d->name = (dev->device == PCI_DEVICE_ID_ARTOP_ATP865R) ? + "AEC6880R" : "AEC6880"; + d->udma_mask = 0x7f; /* udma0-6 */ } return ide_setup_pci_device(dev, d); @@ -339,49 +265,49 @@ static ide_pci_device_t aec62xx_chipsets[] __devinitdata = { .init_setup = init_setup_aec62xx, .init_chipset = init_chipset_aec62xx, .init_hwif = init_hwif_aec62xx, - .init_dma = init_dma_aec62xx, - .channels = 2, .autodma = AUTODMA, .enablebits = {{0x4a,0x02,0x02}, {0x4a,0x04,0x04}}, .bootable = OFF_BOARD, + .pio_mask = ATA_PIO4, + .udma_mask = 0x07, /* udma0-2 */ },{ /* 1 */ .name = "AEC6260", .init_setup = init_setup_aec62xx, .init_chipset = init_chipset_aec62xx, .init_hwif = init_hwif_aec62xx, - .init_dma = init_dma_aec62xx, - .channels = 2, .autodma = NOAUTODMA, .bootable = OFF_BOARD, + .pio_mask = ATA_PIO4, + .udma_mask = 0x1f, /* udma0-4 */ },{ /* 2 */ .name = "AEC6260R", .init_setup = init_setup_aec62xx, .init_chipset = init_chipset_aec62xx, .init_hwif = init_hwif_aec62xx, - .init_dma = init_dma_aec62xx, - .channels = 2, .autodma = AUTODMA, .enablebits = {{0x4a,0x02,0x02}, {0x4a,0x04,0x04}}, .bootable = NEVER_BOARD, + .pio_mask = ATA_PIO4, + .udma_mask = 0x1f, /* udma0-4 */ },{ /* 3 */ - .name = "AEC6X80", + .name = "AEC6280", .init_setup = init_setup_aec6x80, .init_chipset = init_chipset_aec62xx, .init_hwif = init_hwif_aec62xx, - .init_dma = init_dma_aec62xx, - .channels = 2, .autodma = AUTODMA, .bootable = OFF_BOARD, + .pio_mask = ATA_PIO4, + .udma_mask = 0x3f, /* udma0-5 */ },{ /* 4 */ - .name = "AEC6X80R", + .name = "AEC6280R", .init_setup = init_setup_aec6x80, .init_chipset = init_chipset_aec62xx, .init_hwif = init_hwif_aec62xx, - .init_dma = init_dma_aec62xx, - .channels = 2, .autodma = AUTODMA, .enablebits = {{0x4a,0x02,0x02}, {0x4a,0x04,0x04}}, .bootable = OFF_BOARD, + .pio_mask = ATA_PIO4, + .udma_mask = 0x3f, /* udma0-5 */ } }; @@ -392,13 +318,16 @@ static ide_pci_device_t aec62xx_chipsets[] __devinitdata = { * * Called when the PCI registration layer (or the IDE initialization) * finds a device matching our IDE device tables. + * + * NOTE: since we're going to modify the 'name' field for AEC-6[26]80[R] + * chips, pass a local copy of 'struct pci_device_id' down the call chain. */ static int __devinit aec62xx_init_one(struct pci_dev *dev, const struct pci_device_id *id) { - ide_pci_device_t *d = &aec62xx_chipsets[id->driver_data]; + ide_pci_device_t d = aec62xx_chipsets[id->driver_data]; - return d->init_setup(dev, d); + return d.init_setup(dev, &d); } static struct pci_device_id aec62xx_pci_tbl[] = { diff --git a/drivers/ide/pci/alim15x3.c b/drivers/ide/pci/alim15x3.c index 946a12746cb..5511c86733d 100644 --- a/drivers/ide/pci/alim15x3.c +++ b/drivers/ide/pci/alim15x3.c @@ -1,5 +1,5 @@ /* - * linux/drivers/ide/pci/alim15x3.c Version 0.21 2007/02/03 + * linux/drivers/ide/pci/alim15x3.c Version 0.25 Jun 9 2007 * * Copyright (C) 1998-2000 Michel Aubry, Maintainer * Copyright (C) 1998-2000 Andrzej Krzysztofowicz, Maintainer @@ -10,6 +10,7 @@ * Copyright (C) 2002 Alan Cox <alan@redhat.com> * ALi (now ULi M5228) support by Clear Zhang <Clear.Zhang@ali.com.tw> * Copyright (C) 2007 MontaVista Software, Inc. <source@mvista.com> + * Copyright (C) 2007 Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> * * (U)DMA capable version of ali 1533/1543(C), 1535(D) * @@ -36,6 +37,7 @@ #include <linux/hdreg.h> #include <linux/ide.h> #include <linux/init.h> +#include <linux/dmi.h> #include <asm/io.h> @@ -50,7 +52,7 @@ static u8 m5229_revision; static u8 chip_is_1543c_e; static struct pci_dev *isa_dev; -#if defined(DISPLAY_ALI_TIMINGS) && defined(CONFIG_PROC_FS) +#if defined(DISPLAY_ALI_TIMINGS) && defined(CONFIG_IDE_PROC_FS) #include <linux/stat.h> #include <linux/proc_fs.h> @@ -278,7 +280,7 @@ static int ali_get_info (char *buffer, char **addr, off_t offset, int count) return p-buffer; /* => must be less than 4k! */ } -#endif /* defined(DISPLAY_ALI_TIMINGS) && defined(CONFIG_PROC_FS) */ +#endif /* defined(DISPLAY_ALI_TIMINGS) && defined(CONFIG_IDE_PROC_FS) */ /** * ali15x3_tune_pio - set up chipset for PIO mode @@ -293,7 +295,6 @@ static int ali_get_info (char *buffer, char **addr, off_t offset, int count) static u8 ali15x3_tune_pio (ide_drive_t *drive, u8 pio) { - ide_pio_data_t d; ide_hwif_t *hwif = HWIF(drive); struct pci_dev *dev = hwif->pci_dev; int s_time, a_time, c_time; @@ -305,7 +306,7 @@ static u8 ali15x3_tune_pio (ide_drive_t *drive, u8 pio) u8 cd_dma_fifo = 0; int unit = drive->select.b.unit & 1; - pio = ide_get_best_pio_mode(drive, pio, 5, &d); + pio = ide_get_best_pio_mode(drive, pio, 5); s_time = ide_pio_timings[pio].setup_time; a_time = ide_pio_timings[pio].active_time; if ((s_clc = (s_time * bus_speed + 999) / 1000) >= 8) @@ -378,74 +379,31 @@ static void ali15x3_tune_drive (ide_drive_t *drive, u8 pio) } /** - * ali15x3_can_ultra - check for ultra DMA support - * @drive: drive to do the check + * ali_udma_filter - compute UDMA mask + * @drive: IDE device * - * Check the drive and controller revisions. Return 0 if UDMA is - * not available, or 1 if UDMA can be used. The actual rules for - * the ALi are + * Return available UDMA modes. + * + * The actual rules for the ALi are: * No UDMA on revisions <= 0x20 * Disk only for revisions < 0xC2 * Not WDC drives for revisions < 0xC2 * * FIXME: WDC ifdef needs to die */ - -static u8 ali15x3_can_ultra (ide_drive_t *drive) -{ -#ifndef CONFIG_WDC_ALI15X3 - struct hd_driveid *id = drive->id; -#endif /* CONFIG_WDC_ALI15X3 */ - if (m5229_revision <= 0x20) { - return 0; - } else if ((m5229_revision < 0xC2) && -#ifndef CONFIG_WDC_ALI15X3 - ((chip_is_1543c_e && strstr(id->model, "WDC ")) || - (drive->media!=ide_disk))) { -#else /* CONFIG_WDC_ALI15X3 */ - (drive->media!=ide_disk)) { -#endif /* CONFIG_WDC_ALI15X3 */ - return 0; - } else { - return 1; - } -} - -/** - * ali15x3_ratemask - generate DMA mode list - * @drive: drive to compute against - * - * Generate a list of the available DMA modes for the drive. - * FIXME: this function contains lots of bogus masking we can dump - * - * Return the highest available mode (UDMA33, UDMA66, UDMA100,..) - */ - -static u8 ali15x3_ratemask (ide_drive_t *drive) +static u8 ali_udma_filter(ide_drive_t *drive) { - u8 mode = 0, can_ultra = ali15x3_can_ultra(drive); - - if (m5229_revision > 0xC4 && can_ultra) { - mode = 4; - } else if (m5229_revision == 0xC4 && can_ultra) { - mode = 3; - } else if (m5229_revision >= 0xC2 && can_ultra) { - mode = 2; - } else if (can_ultra) { - return 1; - } else { - return 0; + if (m5229_revision > 0x20 && m5229_revision < 0xC2) { + if (drive->media != ide_disk) + return 0; +#ifndef CONFIG_WDC_ALI15X3 + if (chip_is_1543c_e && strstr(drive->id->model, "WDC ")) + return 0; +#endif } - /* - * If the drive sees no suitable cable then UDMA 33 - * is the highest permitted mode - */ - - if (!eighty_ninty_three(drive)) - mode = min(mode, (u8)1); - return mode; + return drive->hwif->ultra_mask; } /** @@ -461,7 +419,7 @@ static int ali15x3_tune_chipset (ide_drive_t *drive, u8 xferspeed) { ide_hwif_t *hwif = HWIF(drive); struct pci_dev *dev = hwif->pci_dev; - u8 speed = ide_rate_filter(ali15x3_ratemask(drive), xferspeed); + u8 speed = ide_rate_filter(drive, xferspeed); u8 speed1 = speed; u8 unit = (drive->select.b.unit & 0x01); u8 tmpbyte = 0x00; @@ -498,28 +456,6 @@ static int ali15x3_tune_chipset (ide_drive_t *drive, u8 xferspeed) return (ide_config_drive_speed(drive, speed)); } - -/** - * config_chipset_for_dma - set up DMA mode - * @drive: drive to configure for - * - * Place a drive into DMA mode and tune the chipset for - * the selected speed. - * - * Returns true if DMA mode can be used - */ - -static int config_chipset_for_dma (ide_drive_t *drive) -{ - u8 speed = ide_dma_speed(drive, ali15x3_ratemask(drive)); - - if (!(speed)) - return 0; - - (void) ali15x3_tune_chipset(drive, speed); - return ide_dma_enable(drive); -} - /** * ali15x3_config_drive_for_dma - configure for DMA * @drive: drive to configure @@ -530,48 +466,14 @@ static int config_chipset_for_dma (ide_drive_t *drive) static int ali15x3_config_drive_for_dma(ide_drive_t *drive) { - ide_hwif_t *hwif = HWIF(drive); - struct hd_driveid *id = drive->id; - - if ((m5229_revision<=0x20) && (drive->media!=ide_disk)) - goto ata_pio; - drive->init_speed = 0; - if ((id != NULL) && ((id->capability & 1) != 0) && drive->autodma) { - /* Consult the list of known "bad" drives */ - if (__ide_dma_bad_drive(drive)) - goto ata_pio; - if ((id->field_valid & 4) && (m5229_revision >= 0xC2)) { - if (id->dma_ultra & hwif->ultra_mask) { - /* Force if Capable UltraDMA */ - int dma = config_chipset_for_dma(drive); - if ((id->field_valid & 2) && !dma) - goto try_dma_modes; - } - } else if (id->field_valid & 2) { -try_dma_modes: - if ((id->dma_mword & hwif->mwdma_mask) || - (id->dma_1word & hwif->swdma_mask)) { - /* Force if Capable regular DMA modes */ - if (!config_chipset_for_dma(drive)) - goto ata_pio; - } - } else if (__ide_dma_good_drive(drive) && - (id->eide_dma_time < 150)) { - /* Consult the list of known "good" drives */ - if (!config_chipset_for_dma(drive)) - goto ata_pio; - } else { - goto ata_pio; - } - } else { -ata_pio: - hwif->tuneproc(drive, 255); - return -1; - } + if (ide_tune_dma(drive)) + return 0; - return 0; + ali15x3_tune_drive(drive, 255); + + return -1; } /** @@ -605,17 +507,17 @@ static unsigned int __devinit init_chipset_ali15x3 (struct pci_dev *dev, const c u8 tmpbyte; struct pci_dev *north = pci_get_slot(dev->bus, PCI_DEVFN(0,0)); - pci_read_config_byte(dev, PCI_REVISION_ID, &m5229_revision); + m5229_revision = dev->revision; isa_dev = pci_get_device(PCI_VENDOR_ID_AL, PCI_DEVICE_ID_AL_M1533, NULL); -#if defined(DISPLAY_ALI_TIMINGS) && defined(CONFIG_PROC_FS) +#if defined(DISPLAY_ALI_TIMINGS) && defined(CONFIG_IDE_PROC_FS) if (!ali_proc) { ali_proc = 1; bmide_dev = dev; ide_pci_create_host_proc("ali", ali_get_info); } -#endif /* defined(DISPLAY_ALI_TIMINGS) && defined(CONFIG_PROC_FS) */ +#endif /* defined(DISPLAY_ALI_TIMINGS) && defined(CONFIG_IDE_PROC_FS) */ local_irq_save(flags); @@ -682,6 +584,35 @@ out: return 0; } +/* + * Cable special cases + */ + +static struct dmi_system_id cable_dmi_table[] = { + { + .ident = "HP Pavilion N5430", + .matches = { + DMI_MATCH(DMI_BOARD_VENDOR, "Hewlett-Packard"), + DMI_MATCH(DMI_BOARD_NAME, "OmniBook N32N-736"), + }, + }, + { } +}; + +static int ali_cable_override(struct pci_dev *pdev) +{ + /* Fujitsu P2000 */ + if (pdev->subsystem_vendor == 0x10CF && + pdev->subsystem_device == 0x10AF) + return 1; + + /* Systems by DMI */ + if (dmi_check_system(cable_dmi_table)) + return 1; + + return 0; +} + /** * ata66_ali15x3 - check for UDMA 66 support * @hwif: IDE interface @@ -693,37 +624,31 @@ out: * FIXME: frobs bits that are not defined on newer ALi devicea */ -static unsigned int __devinit ata66_ali15x3 (ide_hwif_t *hwif) +static u8 __devinit ata66_ali15x3(ide_hwif_t *hwif) { struct pci_dev *dev = hwif->pci_dev; - unsigned int ata66 = 0; - u8 cable_80_pin[2] = { 0, 0 }; - unsigned long flags; - u8 tmpbyte; + u8 cbl = ATA_CBL_PATA40, tmpbyte; local_irq_save(flags); if (m5229_revision >= 0xC2) { /* - * Ultra66 cable detection (from Host View) - * m5229, 0x4a, bit0: primary, bit1: secondary 80 pin - */ - pci_read_config_byte(dev, 0x4a, &tmpbyte); - /* - * 0x4a, bit0 is 0 => primary channel - * has 80-pin (from host view) + * m5229 80-pin cable detection (from Host View) + * + * 0x4a bit0 is 0 => primary channel has 80-pin + * 0x4a bit1 is 0 => secondary channel has 80-pin + * + * Certain laptops use short but suitable cables + * and don't implement the detect logic. */ - if (!(tmpbyte & 0x01)) cable_80_pin[0] = 1; - /* - * 0x4a, bit1 is 0 => secondary channel - * has 80-pin (from host view) - */ - if (!(tmpbyte & 0x02)) cable_80_pin[1] = 1; - /* - * Allow ata66 if cable of current channel has 80 pins - */ - ata66 = (hwif->channel)?cable_80_pin[1]:cable_80_pin[0]; + if (ali_cable_override(dev)) + cbl = ATA_CBL_PATA40_SHORT; + else { + pci_read_config_byte(dev, 0x4a, &tmpbyte); + if ((tmpbyte & (1 << hwif->channel)) == 0) + cbl = ATA_CBL_PATA80; + } } else { /* * check m1533, 0x5e, bit 1~4 == 1001 => & 00011110 = 00010010 @@ -756,7 +681,7 @@ static unsigned int __devinit ata66_ali15x3 (ide_hwif_t *hwif) local_irq_restore(flags); - return(ata66); + return cbl; } /** @@ -771,6 +696,7 @@ static void __devinit init_hwif_common_ali15x3 (ide_hwif_t *hwif) hwif->autodma = 0; hwif->tuneproc = &ali15x3_tune_drive; hwif->speedproc = &ali15x3_tune_chipset; + hwif->udma_filter = &ali_udma_filter; /* don't use LBA48 DMA on ALi devices before rev 0xC5 */ hwif->no_lba48_dma = (m5229_revision <= 0xC4) ? 1 : 0; @@ -781,10 +707,20 @@ static void __devinit init_hwif_common_ali15x3 (ide_hwif_t *hwif) return; } - hwif->atapi_dma = 1; - if (m5229_revision > 0x20) - hwif->ultra_mask = 0x7f; + hwif->atapi_dma = 1; + + if (m5229_revision <= 0x20) + hwif->ultra_mask = 0x00; /* no udma */ + else if (m5229_revision < 0xC2) + hwif->ultra_mask = 0x07; /* udma0-2 */ + else if (m5229_revision == 0xC2 || m5229_revision == 0xC3) + hwif->ultra_mask = 0x1f; /* udma0-4 */ + else if (m5229_revision == 0xC4) + hwif->ultra_mask = 0x3f; /* udma0-5 */ + else + hwif->ultra_mask = 0x7f; /* udma0-6 */ + hwif->mwdma_mask = 0x07; hwif->swdma_mask = 0x07; @@ -796,8 +732,9 @@ static void __devinit init_hwif_common_ali15x3 (ide_hwif_t *hwif) hwif->dma_setup = &ali15x3_dma_setup; if (!noautodma) hwif->autodma = 1; - if (!(hwif->udma_four)) - hwif->udma_four = ata66_ali15x3(hwif); + + if (hwif->cbl != ATA_CBL_PATA40_SHORT) + hwif->cbl = ata66_ali15x3(hwif); } hwif->drives[0].autodma = hwif->autodma; hwif->drives[1].autodma = hwif->autodma; @@ -879,9 +816,9 @@ static ide_pci_device_t ali15x3_chipset __devinitdata = { .init_chipset = init_chipset_ali15x3, .init_hwif = init_hwif_ali15x3, .init_dma = init_dma_ali15x3, - .channels = 2, .autodma = AUTODMA, .bootable = ON_BOARD, + .pio_mask = ATA_PIO5, }; /** diff --git a/drivers/ide/pci/amd74xx.c b/drivers/ide/pci/amd74xx.c index 7989bdd842a..06c15a6a3e7 100644 --- a/drivers/ide/pci/amd74xx.c +++ b/drivers/ide/pci/amd74xx.c @@ -1,10 +1,11 @@ /* - * Version 2.13 + * Version 2.21 * * AMD 755/756/766/8111 and nVidia nForce/2/2s/3/3s/CK804/MCP04 * IDE driver for Linux. * * Copyright (c) 2000-2002 Vojtech Pavlik + * Copyright (c) 2007 Bartlomiej Zolnierkiewicz * * Based on the work of: * Andre Hedrick @@ -37,11 +38,6 @@ #define AMD_ADDRESS_SETUP (0x0c + amd_config->base) #define AMD_UDMA_TIMING (0x10 + amd_config->base) -#define AMD_UDMA 0x07 -#define AMD_UDMA_33 0x01 -#define AMD_UDMA_66 0x02 -#define AMD_UDMA_100 0x03 -#define AMD_UDMA_133 0x04 #define AMD_CHECK_SWDMA 0x08 #define AMD_BAD_SWDMA 0x10 #define AMD_BAD_FIFO 0x20 @@ -53,30 +49,33 @@ static struct amd_ide_chip { unsigned short id; - unsigned long base; - unsigned char flags; + u8 base; + u8 udma_mask; + u8 flags; } amd_ide_chips[] = { - { PCI_DEVICE_ID_AMD_COBRA_7401, 0x40, AMD_UDMA_33 | AMD_BAD_SWDMA }, - { PCI_DEVICE_ID_AMD_VIPER_7409, 0x40, AMD_UDMA_66 | AMD_CHECK_SWDMA }, - { PCI_DEVICE_ID_AMD_VIPER_7411, 0x40, AMD_UDMA_100 | AMD_BAD_FIFO }, - { PCI_DEVICE_ID_AMD_OPUS_7441, 0x40, AMD_UDMA_100 }, - { PCI_DEVICE_ID_AMD_8111_IDE, 0x40, AMD_UDMA_133 | AMD_CHECK_SERENADE }, - { PCI_DEVICE_ID_NVIDIA_NFORCE_IDE, 0x50, AMD_UDMA_100 }, - { PCI_DEVICE_ID_NVIDIA_NFORCE2_IDE, 0x50, AMD_UDMA_133 }, - { PCI_DEVICE_ID_NVIDIA_NFORCE2S_IDE, 0x50, AMD_UDMA_133 }, - { PCI_DEVICE_ID_NVIDIA_NFORCE2S_SATA, 0x50, AMD_UDMA_133 }, - { PCI_DEVICE_ID_NVIDIA_NFORCE3_IDE, 0x50, AMD_UDMA_133 }, - { PCI_DEVICE_ID_NVIDIA_NFORCE3S_IDE, 0x50, AMD_UDMA_133 }, - { PCI_DEVICE_ID_NVIDIA_NFORCE3S_SATA, 0x50, AMD_UDMA_133 }, - { PCI_DEVICE_ID_NVIDIA_NFORCE3S_SATA2, 0x50, AMD_UDMA_133 }, - { PCI_DEVICE_ID_NVIDIA_NFORCE_CK804_IDE, 0x50, AMD_UDMA_133 }, - { PCI_DEVICE_ID_NVIDIA_NFORCE_MCP04_IDE, 0x50, AMD_UDMA_133 }, - { PCI_DEVICE_ID_NVIDIA_NFORCE_MCP51_IDE, 0x50, AMD_UDMA_133 }, - { PCI_DEVICE_ID_NVIDIA_NFORCE_MCP55_IDE, 0x50, AMD_UDMA_133 }, - { PCI_DEVICE_ID_NVIDIA_NFORCE_MCP61_IDE, 0x50, AMD_UDMA_133 }, - { PCI_DEVICE_ID_NVIDIA_NFORCE_MCP65_IDE, 0x50, AMD_UDMA_133 }, - { PCI_DEVICE_ID_NVIDIA_NFORCE_MCP67_IDE, 0x50, AMD_UDMA_133 }, - { PCI_DEVICE_ID_AMD_CS5536_IDE, 0x40, AMD_UDMA_100 }, + { PCI_DEVICE_ID_AMD_COBRA_7401, 0x40, ATA_UDMA2, AMD_BAD_SWDMA }, + { PCI_DEVICE_ID_AMD_VIPER_7409, 0x40, ATA_UDMA4, AMD_CHECK_SWDMA }, + { PCI_DEVICE_ID_AMD_VIPER_7411, 0x40, ATA_UDMA5, AMD_BAD_FIFO }, + { PCI_DEVICE_ID_AMD_OPUS_7441, 0x40, ATA_UDMA5, }, + { PCI_DEVICE_ID_AMD_8111_IDE, 0x40, ATA_UDMA6, AMD_CHECK_SERENADE }, + { PCI_DEVICE_ID_NVIDIA_NFORCE_IDE, 0x50, ATA_UDMA5, }, + { PCI_DEVICE_ID_NVIDIA_NFORCE2_IDE, 0x50, ATA_UDMA6, }, + { PCI_DEVICE_ID_NVIDIA_NFORCE2S_IDE, 0x50, ATA_UDMA6, }, + { PCI_DEVICE_ID_NVIDIA_NFORCE2S_SATA, 0x50, ATA_UDMA6, }, + { PCI_DEVICE_ID_NVIDIA_NFORCE3_IDE, 0x50, ATA_UDMA6, }, + { PCI_DEVICE_ID_NVIDIA_NFORCE3S_IDE, 0x50, ATA_UDMA6, }, + { PCI_DEVICE_ID_NVIDIA_NFORCE3S_SATA, 0x50, ATA_UDMA6, }, + { PCI_DEVICE_ID_NVIDIA_NFORCE3S_SATA2, 0x50, ATA_UDMA6, }, + { PCI_DEVICE_ID_NVIDIA_NFORCE_CK804_IDE, 0x50, ATA_UDMA6, }, + { PCI_DEVICE_ID_NVIDIA_NFORCE_MCP04_IDE, 0x50, ATA_UDMA6, }, + { PCI_DEVICE_ID_NVIDIA_NFORCE_MCP51_IDE, 0x50, ATA_UDMA6, }, + { PCI_DEVICE_ID_NVIDIA_NFORCE_MCP55_IDE, 0x50, ATA_UDMA6, }, + { PCI_DEVICE_ID_NVIDIA_NFORCE_MCP61_IDE, 0x50, ATA_UDMA6, }, + { PCI_DEVICE_ID_NVIDIA_NFORCE_MCP65_IDE, 0x50, ATA_UDMA6, }, + { PCI_DEVICE_ID_NVIDIA_NFORCE_MCP67_IDE, 0x50, ATA_UDMA6, }, + { PCI_DEVICE_ID_NVIDIA_NFORCE_MCP73_IDE, 0x50, ATA_UDMA6, }, + { PCI_DEVICE_ID_NVIDIA_NFORCE_MCP77_IDE, 0x50, ATA_UDMA6, }, + { PCI_DEVICE_ID_AMD_CS5536_IDE, 0x40, ATA_UDMA5, }, { 0 } }; @@ -85,14 +84,14 @@ static ide_pci_device_t *amd_chipset; static unsigned int amd_80w; static unsigned int amd_clock; -static char *amd_dma[] = { "MWDMA16", "UDMA33", "UDMA66", "UDMA100", "UDMA133" }; +static char *amd_dma[] = { "16", "25", "33", "44", "66", "100", "133" }; static unsigned char amd_cyc2udma[] = { 6, 6, 5, 4, 0, 1, 1, 2, 2, 3, 3, 3, 3, 3, 3, 7 }; /* * AMD /proc entry. */ -#ifdef CONFIG_PROC_FS +#ifdef CONFIG_IDE_PROC_FS #include <linux/stat.h> #include <linux/proc_fs.h> @@ -124,9 +123,8 @@ static int amd74xx_get_info(char *buffer, char **addr, off_t offset, int count) amd_print("Driver Version: 2.13"); amd_print("South Bridge: %s", pci_name(bmide_dev)); - pci_read_config_byte(dev, PCI_REVISION_ID, &t); - amd_print("Revision: IDE %#x", t); - amd_print("Highest DMA rate: %s", amd_dma[amd_config->flags & AMD_UDMA]); + amd_print("Revision: IDE %#x", dev->revision); + amd_print("Highest DMA rate: UDMA%s", amd_dma[fls(amd_config->udma_mask) - 1]); amd_print("BM-DMA base: %#lx", amd_base); amd_print("PCI clock: %d.%dMHz", amd_clock / 1000, amd_clock / 100 % 10); @@ -219,12 +217,12 @@ static void amd_set_speed(struct pci_dev *dev, unsigned char dn, struct ide_timi pci_write_config_byte(dev, AMD_DRIVE_TIMING + (3 - dn), ((FIT(timing->active, 1, 16) - 1) << 4) | (FIT(timing->recover, 1, 16) - 1)); - switch (amd_config->flags & AMD_UDMA) { - case AMD_UDMA_33: t = timing->udma ? (0xc0 | (FIT(timing->udma, 2, 5) - 2)) : 0x03; break; - case AMD_UDMA_66: t = timing->udma ? (0xc0 | amd_cyc2udma[FIT(timing->udma, 2, 10)]) : 0x03; break; - case AMD_UDMA_100: t = timing->udma ? (0xc0 | amd_cyc2udma[FIT(timing->udma, 1, 10)]) : 0x03; break; - case AMD_UDMA_133: t = timing->udma ? (0xc0 | amd_cyc2udma[FIT(timing->udma, 1, 15)]) : 0x03; break; - default: return; + switch (amd_config->udma_mask) { + case ATA_UDMA2: t = timing->udma ? (0xc0 | (FIT(timing->udma, 2, 5) - 2)) : 0x03; break; + case ATA_UDMA4: t = timing->udma ? (0xc0 | amd_cyc2udma[FIT(timing->udma, 2, 10)]) : 0x03; break; + case ATA_UDMA5: t = timing->udma ? (0xc0 | amd_cyc2udma[FIT(timing->udma, 1, 10)]) : 0x03; break; + case ATA_UDMA6: t = timing->udma ? (0xc0 | amd_cyc2udma[FIT(timing->udma, 1, 15)]) : 0x03; break; + default: return; } pci_write_config_byte(dev, AMD_UDMA_TIMING + (3 - dn), t); @@ -242,13 +240,11 @@ static int amd_set_drive(ide_drive_t *drive, u8 speed) struct ide_timing t, p; int T, UT; - if (speed != XFER_PIO_SLOW && speed != drive->current_speed) - if (ide_config_drive_speed(drive, speed)) - printk(KERN_WARNING "ide%d: Drive %d didn't accept speed setting. Oh, well.\n", - drive->dn >> 1, drive->dn & 1); + if (speed != XFER_PIO_SLOW) + ide_config_drive_speed(drive, speed); T = 1000000000 / amd_clock; - UT = T / min_t(int, max_t(int, amd_config->flags & AMD_UDMA, 1), 2); + UT = (amd_config->udma_mask == ATA_UDMA2) ? T : (T / 2); ide_timing_compute(drive, speed, &t, T, UT); @@ -276,34 +272,24 @@ static int amd_set_drive(ide_drive_t *drive, u8 speed) static void amd74xx_tune_drive(ide_drive_t *drive, u8 pio) { - if (pio == 255) { - amd_set_drive(drive, ide_find_best_mode(drive, XFER_PIO | XFER_EPIO)); - return; - } + if (pio == 255) + pio = ide_get_best_pio_mode(drive, 255, 5); amd_set_drive(drive, XFER_PIO_0 + min_t(byte, pio, 5)); } -/* - * amd74xx_dmaproc() is a callback from upper layers that can do - * a lot, but we use it for DMA/PIO tuning only, delegating everything - * else to the default ide_dmaproc(). - */ - static int amd74xx_ide_dma_check(ide_drive_t *drive) { - int w80 = HWIF(drive)->udma_four; + u8 speed = ide_max_dma_mode(drive); - u8 speed = ide_find_best_mode(drive, - XFER_PIO | XFER_EPIO | XFER_MWDMA | XFER_UDMA | - ((amd_config->flags & AMD_BAD_SWDMA) ? 0 : XFER_SWDMA) | - (w80 && (amd_config->flags & AMD_UDMA) >= AMD_UDMA_66 ? XFER_UDMA_66 : 0) | - (w80 && (amd_config->flags & AMD_UDMA) >= AMD_UDMA_100 ? XFER_UDMA_100 : 0) | - (w80 && (amd_config->flags & AMD_UDMA) >= AMD_UDMA_133 ? XFER_UDMA_133 : 0)); + if (speed == 0) { + amd74xx_tune_drive(drive, 255); + return -1; + } amd_set_drive(drive, speed); - if (drive->autodma && (speed & XFER_MODE) != XFER_PIO) + if (drive->autodma) return 0; return -1; @@ -325,8 +311,7 @@ static unsigned int __devinit init_chipset_amd74xx(struct pci_dev *dev, const ch */ if (amd_config->flags & AMD_CHECK_SWDMA) { - pci_read_config_byte(dev, PCI_REVISION_ID, &t); - if (t <= 7) + if (dev->revision <= 7) amd_config->flags |= AMD_BAD_SWDMA; } @@ -334,10 +319,10 @@ static unsigned int __devinit init_chipset_amd74xx(struct pci_dev *dev, const ch * Check 80-wire cable presence. */ - switch (amd_config->flags & AMD_UDMA) { + switch (amd_config->udma_mask) { - case AMD_UDMA_133: - case AMD_UDMA_100: + case ATA_UDMA6: + case ATA_UDMA5: pci_read_config_byte(dev, AMD_CABLE_DETECT, &t); pci_read_config_dword(dev, AMD_UDMA_TIMING, &u); amd_80w = ((t & 0x3) ? 1 : 0) | ((t & 0xc) ? 2 : 0); @@ -349,7 +334,7 @@ static unsigned int __devinit init_chipset_amd74xx(struct pci_dev *dev, const ch } break; - case AMD_UDMA_66: + case ATA_UDMA4: /* no host side cable detection */ amd_80w = 0x03; break; @@ -370,7 +355,7 @@ static unsigned int __devinit init_chipset_amd74xx(struct pci_dev *dev, const ch if ((amd_config->flags & AMD_CHECK_SERENADE) && dev->subsystem_vendor == PCI_VENDOR_ID_AMD && dev->subsystem_device == PCI_DEVICE_ID_AMD_SERENADE) - amd_config->flags = AMD_UDMA_100; + amd_config->udma_mask = ATA_UDMA5; /* * Determine the system bus clock. @@ -395,21 +380,22 @@ static unsigned int __devinit init_chipset_amd74xx(struct pci_dev *dev, const ch */ pci_read_config_byte(dev, PCI_REVISION_ID, &t); - printk(KERN_INFO "%s: %s (rev %02x) %s controller\n", - amd_chipset->name, pci_name(dev), t, amd_dma[amd_config->flags & AMD_UDMA]); + printk(KERN_INFO "%s: %s (rev %02x) UDMA%s controller\n", + amd_chipset->name, pci_name(dev), dev->revision, + amd_dma[fls(amd_config->udma_mask) - 1]); /* * Register /proc/ide/amd74xx entry */ -#if defined(DISPLAY_AMD_TIMINGS) && defined(CONFIG_PROC_FS) +#if defined(DISPLAY_AMD_TIMINGS) && defined(CONFIG_IDE_PROC_FS) if (!amd74xx_proc) { amd_base = pci_resource_start(dev, 4); bmide_dev = dev; ide_pci_create_host_proc("amd74xx", amd74xx_get_info); amd74xx_proc = 1; } -#endif /* DISPLAY_AMD_TIMINGS && CONFIG_PROC_FS */ +#endif /* DISPLAY_AMD_TIMINGS && CONFIG_IDE_PROC_FS */ return dev->irq; } @@ -437,12 +423,19 @@ static void __devinit init_hwif_amd74xx(ide_hwif_t *hwif) return; hwif->atapi_dma = 1; - hwif->ultra_mask = 0x7f; - hwif->mwdma_mask = 0x07; - hwif->swdma_mask = 0x07; - if (!hwif->udma_four) - hwif->udma_four = (amd_80w >> hwif->channel) & 1; + hwif->ultra_mask = amd_config->udma_mask; + hwif->mwdma_mask = 0x07; + if ((amd_config->flags & AMD_BAD_SWDMA) == 0) + hwif->swdma_mask = 0x07; + + if (hwif->cbl != ATA_CBL_PATA40_SHORT) { + if ((amd_80w >> hwif->channel) & 1) + hwif->cbl = ATA_CBL_PATA80; + else + hwif->cbl = ATA_CBL_PATA40; + } + hwif->ide_dma_check = &amd74xx_ide_dma_check; if (!noautodma) hwif->autodma = 1; @@ -455,10 +448,12 @@ static void __devinit init_hwif_amd74xx(ide_hwif_t *hwif) .name = name_str, \ .init_chipset = init_chipset_amd74xx, \ .init_hwif = init_hwif_amd74xx, \ - .channels = 2, \ .autodma = AUTODMA, \ .enablebits = {{0x40,0x02,0x02}, {0x40,0x01,0x01}}, \ .bootable = ON_BOARD, \ + .host_flags = IDE_HFLAG_PIO_NO_BLACKLIST \ + | IDE_HFLAG_PIO_NO_DOWNGRADE, \ + .pio_mask = ATA_PIO5, \ } #define DECLARE_NV_DEV(name_str) \ @@ -466,10 +461,12 @@ static void __devinit init_hwif_amd74xx(ide_hwif_t *hwif) .name = name_str, \ .init_chipset = init_chipset_amd74xx, \ .init_hwif = init_hwif_amd74xx, \ - .channels = 2, \ .autodma = AUTODMA, \ .enablebits = {{0x50,0x02,0x02}, {0x50,0x01,0x01}}, \ .bootable = ON_BOARD, \ + .host_flags = IDE_HFLAG_PIO_NO_BLACKLIST \ + | IDE_HFLAG_PIO_NO_DOWNGRADE, \ + .pio_mask = ATA_PIO5, \ } static ide_pci_device_t amd74xx_chipsets[] __devinitdata = { @@ -494,7 +491,9 @@ static ide_pci_device_t amd74xx_chipsets[] __devinitdata = { /* 17 */ DECLARE_NV_DEV("NFORCE-MCP61"), /* 18 */ DECLARE_NV_DEV("NFORCE-MCP65"), /* 19 */ DECLARE_NV_DEV("NFORCE-MCP67"), - /* 20 */ DECLARE_AMD_DEV("AMD5536"), + /* 20 */ DECLARE_NV_DEV("NFORCE-MCP73"), + /* 21 */ DECLARE_NV_DEV("NFORCE-MCP77"), + /* 22 */ DECLARE_AMD_DEV("AMD5536"), }; static int __devinit amd74xx_probe(struct pci_dev *dev, const struct pci_device_id *id) @@ -534,7 +533,9 @@ static struct pci_device_id amd74xx_pci_tbl[] = { { PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NFORCE_MCP61_IDE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 17 }, { PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NFORCE_MCP65_IDE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 18 }, { PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NFORCE_MCP67_IDE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 19 }, - { PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_CS5536_IDE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 20 }, + { PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NFORCE_MCP73_IDE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 20 }, + { PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NFORCE_MCP77_IDE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 21 }, + { PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_CS5536_IDE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 22 }, { 0, }, }; MODULE_DEVICE_TABLE(pci, amd74xx_pci_tbl); diff --git a/drivers/ide/pci/atiixp.c b/drivers/ide/pci/atiixp.c index 2d48af32e3f..1725aa402d9 100644 --- a/drivers/ide/pci/atiixp.c +++ b/drivers/ide/pci/atiixp.c @@ -1,9 +1,8 @@ /* - * linux/drivers/ide/pci/atiixp.c Version 0.01-bart2 Feb. 26, 2004 + * linux/drivers/ide/pci/atiixp.c Version 0.02 Jun 16 2007 * * Copyright (C) 2003 ATI Inc. <hyu@ati.com> - * Copyright (C) 2004 Bartlomiej Zolnierkiewicz - * + * Copyright (C) 2004,2007 Bartlomiej Zolnierkiewicz */ #include <linux/types.h> @@ -49,22 +48,6 @@ static int save_mdma_mode[4]; static DEFINE_SPINLOCK(atiixp_lock); /** - * atiixp_ratemask - compute rate mask for ATIIXP IDE - * @drive: IDE drive to compute for - * - * Returns the available modes for the ATIIXP IDE controller. - */ - -static u8 atiixp_ratemask(ide_drive_t *drive) -{ - u8 mode = 3; - - if (!eighty_ninty_three(drive)) - mode = min(mode, (u8)1); - return mode; -} - -/** * atiixp_dma_2_pio - return the PIO mode matching DMA * @xfer_rate: transfer speed * @@ -139,14 +122,14 @@ static void atiixp_dma_host_off(ide_drive_t *drive) } /** - * atiixp_tune_drive - tune a drive attached to a ATIIXP + * atiixp_tune_pio - tune a drive attached to a ATIIXP * @drive: drive to tune * @pio: desired PIO mode * * Set the interface PIO mode. */ -static void atiixp_tuneproc(ide_drive_t *drive, u8 pio) +static void atiixp_tune_pio(ide_drive_t *drive, u8 pio) { struct pci_dev *dev = drive->hwif->pci_dev; unsigned long flags; @@ -170,6 +153,13 @@ static void atiixp_tuneproc(ide_drive_t *drive, u8 pio) spin_unlock_irqrestore(&atiixp_lock, flags); } +static void atiixp_tuneproc(ide_drive_t *drive, u8 pio) +{ + pio = ide_get_best_pio_mode(drive, pio, 4); + atiixp_tune_pio(drive, pio); + (void)ide_config_drive_speed(drive, XFER_PIO_0 + pio); +} + /** * atiixp_tune_chipset - tune a ATIIXP interface * @drive: IDE drive to tune @@ -189,7 +179,12 @@ static int atiixp_speedproc(ide_drive_t *drive, u8 xferspeed) u16 tmp16; u8 speed, pio; - speed = ide_rate_filter(atiixp_ratemask(drive), xferspeed); + speed = ide_rate_filter(drive, xferspeed); + + if (speed >= XFER_PIO_0 && speed <= XFER_PIO_4) { + atiixp_tune_pio(drive, speed - XFER_PIO_0); + return ide_config_drive_speed(drive, speed); + } spin_lock_irqsave(&atiixp_lock, flags); @@ -217,32 +212,12 @@ static int atiixp_speedproc(ide_drive_t *drive, u8 xferspeed) else pio = speed - XFER_PIO_0; - atiixp_tuneproc(drive, pio); + atiixp_tune_pio(drive, pio); return ide_config_drive_speed(drive, speed); } /** - * atiixp_config_drive_for_dma - configure drive for DMA - * @drive: IDE drive to configure - * - * Set up a ATIIXP interface channel for the best available speed. - * We prefer UDMA if it is available and then MWDMA. If DMA is - * not available we switch to PIO and return 0. - */ - -static int atiixp_config_drive_for_dma(ide_drive_t *drive) -{ - u8 speed = ide_dma_speed(drive, atiixp_ratemask(drive)); - - if (!speed) - return 0; - - (void) atiixp_speedproc(drive, speed); - return ide_dma_enable(drive); -} - -/** * atiixp_dma_check - set up an IDE device * @drive: IDE drive to configure * @@ -252,18 +227,13 @@ static int atiixp_config_drive_for_dma(ide_drive_t *drive) static int atiixp_dma_check(ide_drive_t *drive) { - u8 tspeed, speed; - drive->init_speed = 0; - if (ide_use_dma(drive) && atiixp_config_drive_for_dma(drive)) + if (ide_tune_dma(drive)) return 0; - if (ide_use_fast_pio(drive)) { - tspeed = ide_get_best_pio_mode(drive, 255, 5, NULL); - speed = atiixp_dma_2_pio(XFER_PIO_0 + tspeed) + XFER_PIO_0; - atiixp_speedproc(drive, speed); - } + if (ide_use_fast_pio(drive)) + atiixp_tuneproc(drive, 255); return -1; } @@ -300,10 +270,11 @@ static void __devinit init_hwif_atiixp(ide_hwif_t *hwif) hwif->swdma_mask = 0x04; pci_read_config_byte(pdev, ATIIXP_IDE_UDMA_MODE + ch, &udma_mode); + if ((udma_mode & 0x07) >= 0x04 || (udma_mode & 0x70) >= 0x40) - hwif->udma_four = 1; + hwif->cbl = ATA_CBL_PATA80; else - hwif->udma_four = 0; + hwif->cbl = ATA_CBL_PATA40; hwif->dma_host_on = &atiixp_dma_host_on; hwif->dma_host_off = &atiixp_dma_host_off; @@ -320,17 +291,18 @@ static ide_pci_device_t atiixp_pci_info[] __devinitdata = { { /* 0 */ .name = "ATIIXP", .init_hwif = init_hwif_atiixp, - .channels = 2, .autodma = AUTODMA, .enablebits = {{0x48,0x01,0x00}, {0x48,0x08,0x00}}, .bootable = ON_BOARD, + .pio_mask = ATA_PIO4, },{ /* 1 */ .name = "SB600_PATA", .init_hwif = init_hwif_atiixp, - .channels = 1, .autodma = AUTODMA, .enablebits = {{0x48,0x01,0x00}, {0x00,0x00,0x00}}, .bootable = ON_BOARD, + .host_flags = IDE_HFLAG_SINGLE, + .pio_mask = ATA_PIO4, }, }; @@ -353,6 +325,7 @@ static struct pci_device_id atiixp_pci_tbl[] = { { PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_IXP300_IDE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, { PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_IXP400_IDE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, { PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_IXP600_IDE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 1}, + { PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_IXP700_IDE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 1}, { 0, }, }; MODULE_DEVICE_TABLE(pci, atiixp_pci_tbl); diff --git a/drivers/ide/pci/cmd640.c b/drivers/ide/pci/cmd640.c index dc43f009aca..9689494efa2 100644 --- a/drivers/ide/pci/cmd640.c +++ b/drivers/ide/pci/cmd640.c @@ -633,9 +633,8 @@ static void cmd640_set_mode (unsigned int index, u8 pio_mode, unsigned int cycle */ static void cmd640_tune_drive (ide_drive_t *drive, u8 mode_wanted) { + unsigned int index = 0, cycle_time; u8 b; - ide_pio_data_t d; - unsigned int index = 0; while (drive != cmd_drives[index]) { if (++index > 3) { @@ -662,16 +661,14 @@ static void cmd640_tune_drive (ide_drive_t *drive, u8 mode_wanted) return; } - (void) ide_get_best_pio_mode (drive, mode_wanted, 5, &d); - cmd640_set_mode (index, d.pio_mode, d.cycle_time); + mode_wanted = ide_get_best_pio_mode(drive, mode_wanted, 5); + cycle_time = ide_pio_cycle_time(drive, mode_wanted); + cmd640_set_mode(index, mode_wanted, cycle_time); + + printk("%s: selected cmd640 PIO mode%d (%dns)", + drive->name, mode_wanted, cycle_time); - printk ("%s: selected cmd640 PIO mode%d (%dns)%s", - drive->name, - d.pio_mode, - d.cycle_time, - d.overridden ? " (overriding vendor mode)" : ""); display_clocks(index); - return; } #endif /* CONFIG_BLK_DEV_CMD640_ENHANCED */ @@ -769,6 +766,7 @@ int __init ide_probe_for_cmd640x (void) cmd_hwif0->name, 'a' + cmd640_chip_version - 1, bus_type, cfr); cmd_hwif0->chipset = ide_cmd640; #ifdef CONFIG_BLK_DEV_CMD640_ENHANCED + cmd_hwif0->pio_mask = ATA_PIO5; cmd_hwif0->tuneproc = &cmd640_tune_drive; #endif /* CONFIG_BLK_DEV_CMD640_ENHANCED */ @@ -824,6 +822,7 @@ int __init ide_probe_for_cmd640x (void) cmd_hwif1->mate = cmd_hwif0; cmd_hwif1->channel = 1; #ifdef CONFIG_BLK_DEV_CMD640_ENHANCED + cmd_hwif1->pio_mask = ATA_PIO5; cmd_hwif1->tuneproc = &cmd640_tune_drive; #endif /* CONFIG_BLK_DEV_CMD640_ENHANCED */ } diff --git a/drivers/ide/pci/cmd64x.c b/drivers/ide/pci/cmd64x.c index 77f51ab6d43..19633c5aba1 100644 --- a/drivers/ide/pci/cmd64x.c +++ b/drivers/ide/pci/cmd64x.c @@ -1,5 +1,5 @@ /* - * linux/drivers/ide/pci/cmd64x.c Version 1.47 Mar 19, 2007 + * linux/drivers/ide/pci/cmd64x.c Version 1.50 May 10, 2007 * * cmd64x.c: Enable interrupts at initialization time on Ultra/PCI machines. * Due to massive hardware bugs, UltraDMA is only supported @@ -52,9 +52,6 @@ #define ARTTIM23_DIS_RA2 0x04 #define ARTTIM23_DIS_RA3 0x08 #define ARTTIM23_INTR_CH1 0x10 -#define ARTTIM2 0x57 -#define ARTTIM3 0x57 -#define DRWTIM23 0x58 #define DRWTIM2 0x58 #define BRST 0x59 #define DRWTIM3 0x5b @@ -74,7 +71,7 @@ #define UDIDETCR1 0x7B #define DTPR1 0x7C -#if defined(DISPLAY_CMD64X_TIMINGS) && defined(CONFIG_PROC_FS) +#if defined(DISPLAY_CMD64X_TIMINGS) && defined(CONFIG_IDE_PROC_FS) #include <linux/stat.h> #include <linux/proc_fs.h> @@ -91,7 +88,6 @@ static char * print_cmd64x_get_info (char *buf, struct pci_dev *dev, int index) u8 reg72 = 0, reg73 = 0; /* primary */ u8 reg7a = 0, reg7b = 0; /* secondary */ u8 reg50 = 1, reg51 = 1, reg57 = 0, reg71 = 0; /* extra */ - u8 rev = 0; p += sprintf(p, "\nController: %d\n", index); p += sprintf(p, "PCI-%x Chipset.\n", dev->device); @@ -106,9 +102,8 @@ static char * print_cmd64x_get_info (char *buf, struct pci_dev *dev, int index) (void) pci_read_config_byte(dev, UDIDETCR1, ®7b); /* PCI0643/6 originally didn't have the primary channel enable bit */ - (void) pci_read_config_byte(dev, PCI_REVISION_ID, &rev); if ((dev->device == PCI_DEVICE_ID_CMD_643) || - (dev->device == PCI_DEVICE_ID_CMD_646 && rev < 3)) + (dev->device == PCI_DEVICE_ID_CMD_646 && dev->revision < 3)) reg51 |= CNTRL_ENA_1ST; p += sprintf(p, "---------------- Primary Channel " @@ -165,7 +160,7 @@ static int cmd64x_get_info (char *buffer, char **addr, off_t offset, int count) return p-buffer; /* => must be less than 4k! */ } -#endif /* defined(DISPLAY_CMD64X_TIMINGS) && defined(CONFIG_PROC_FS) */ +#endif /* defined(DISPLAY_CMD64X_TIMINGS) && defined(CONFIG_IDE_PROC_FS) */ static u8 quantize_timing(int timing, int quant) { @@ -226,17 +221,18 @@ static u8 cmd64x_tune_pio (ide_drive_t *drive, u8 mode_wanted) { ide_hwif_t *hwif = HWIF(drive); struct pci_dev *dev = hwif->pci_dev; - ide_pio_data_t pio; + unsigned int cycle_time; u8 pio_mode, setup_count, arttim = 0; static const u8 setup_values[] = {0x40, 0x40, 0x40, 0x80, 0, 0xc0}; static const u8 arttim_regs[4] = {ARTTIM0, ARTTIM1, ARTTIM23, ARTTIM23}; - pio_mode = ide_get_best_pio_mode(drive, mode_wanted, 5, &pio); - cmdprintk("%s: PIO mode wanted %d, selected %d (%d ns)%s\n", - drive->name, mode_wanted, pio_mode, pio.cycle_time, - pio.overridden ? " (overriding vendor mode)" : ""); + pio_mode = ide_get_best_pio_mode(drive, mode_wanted, 5); + cycle_time = ide_pio_cycle_time(drive, pio_mode); - program_cycle_times(drive, pio.cycle_time, + cmdprintk("%s: PIO mode wanted %d, selected %d (%d ns)\n", + drive->name, mode_wanted, pio_mode, cycle_time); + + program_cycle_times(drive, cycle_time, ide_pio_timings[pio_mode].active_time); setup_count = quantize_timing(ide_pio_timings[pio_mode].setup_time, @@ -292,55 +288,6 @@ static void cmd64x_tune_drive (ide_drive_t *drive, u8 pio) (void) ide_config_drive_speed(drive, XFER_PIO_0 + pio); } -static u8 cmd64x_ratemask (ide_drive_t *drive) -{ - struct pci_dev *dev = HWIF(drive)->pci_dev; - u8 mode = 0; - - switch(dev->device) { - case PCI_DEVICE_ID_CMD_649: - mode = 3; - break; - case PCI_DEVICE_ID_CMD_648: - mode = 2; - break; - case PCI_DEVICE_ID_CMD_643: - return 0; - - case PCI_DEVICE_ID_CMD_646: - { - unsigned int class_rev = 0; - pci_read_config_dword(dev, - PCI_CLASS_REVISION, &class_rev); - class_rev &= 0xff; - /* - * UltraDMA only supported on PCI646U and PCI646U2, which - * correspond to revisions 0x03, 0x05 and 0x07 respectively. - * Actually, although the CMD tech support people won't - * tell me the details, the 0x03 revision cannot support - * UDMA correctly without hardware modifications, and even - * then it only works with Quantum disks due to some - * hold time assumptions in the 646U part which are fixed - * in the 646U2. - * - * So we only do UltraDMA on revision 0x05 and 0x07 chipsets. - */ - switch(class_rev) { - case 0x07: - case 0x05: - return 1; - case 0x03: - case 0x01: - default: - return 0; - } - } - } - if (!eighty_ninty_three(drive)) - mode = min(mode, (u8)1); - return mode; -} - static int cmd64x_tune_chipset (ide_drive_t *drive, u8 speed) { ide_hwif_t *hwif = HWIF(drive); @@ -348,7 +295,7 @@ static int cmd64x_tune_chipset (ide_drive_t *drive, u8 speed) u8 unit = drive->dn & 0x01; u8 regU = 0, pciU = hwif->channel ? UDIDETCR1 : UDIDETCR0; - speed = ide_rate_filter(cmd64x_ratemask(drive), speed); + speed = ide_rate_filter(drive, speed); if (speed >= XFER_SW_DMA_0) { (void) pci_read_config_byte(dev, pciU, ®U); @@ -401,22 +348,9 @@ static int cmd64x_tune_chipset (ide_drive_t *drive, u8 speed) return ide_config_drive_speed(drive, speed); } -static int config_chipset_for_dma (ide_drive_t *drive) -{ - u8 speed = ide_dma_speed(drive, cmd64x_ratemask(drive)); - - if (!speed) - return 0; - - if (cmd64x_tune_chipset(drive, speed)) - return 0; - - return ide_dma_enable(drive); -} - static int cmd64x_config_drive_for_dma (ide_drive_t *drive) { - if (ide_use_dma(drive) && config_chipset_for_dma(drive)) + if (ide_tune_dma(drive)) return 0; if (ide_use_fast_pio(drive)) @@ -531,73 +465,45 @@ static int cmd646_1_ide_dma_end (ide_drive_t *drive) static unsigned int __devinit init_chipset_cmd64x(struct pci_dev *dev, const char *name) { - u32 class_rev = 0; u8 mrdmode = 0; - pci_read_config_dword(dev, PCI_CLASS_REVISION, &class_rev); - class_rev &= 0xff; + if (dev->device == PCI_DEVICE_ID_CMD_646) { + u8 rev = 0; - switch(dev->device) { - case PCI_DEVICE_ID_CMD_643: - break; - case PCI_DEVICE_ID_CMD_646: - printk(KERN_INFO "%s: chipset revision 0x%02X, ", name, class_rev); - switch(class_rev) { - case 0x07: - case 0x05: - printk("UltraDMA Capable"); - break; - case 0x03: - printk("MultiWord DMA Force Limited"); - break; - case 0x01: - default: - printk("MultiWord DMA Limited, IRQ workaround enabled"); - break; - } - printk("\n"); - break; - case PCI_DEVICE_ID_CMD_648: - case PCI_DEVICE_ID_CMD_649: + pci_read_config_byte(dev, PCI_REVISION_ID, &rev); + + switch (rev) { + case 0x07: + case 0x05: + printk("%s: UltraDMA capable", name); break; + case 0x03: default: + printk("%s: MultiWord DMA force limited", name); break; + case 0x01: + printk("%s: MultiWord DMA limited, " + "IRQ workaround enabled\n", name); + break; + } } /* Set a good latency timer and cache line size value. */ (void) pci_write_config_byte(dev, PCI_LATENCY_TIMER, 64); /* FIXME: pci_set_master() to ensure a good latency timer value */ - /* Setup interrupts. */ - (void) pci_read_config_byte(dev, MRDMODE, &mrdmode); - mrdmode &= ~(0x30); - (void) pci_write_config_byte(dev, MRDMODE, mrdmode); - - /* Use MEMORY READ LINE for reads. - * NOTE: Although not mentioned in the PCI0646U specs, - * these bits are write only and won't be read - * back as set or not. The PCI0646U2 specs clarify - * this point. + /* + * Enable interrupts, select MEMORY READ LINE for reads. + * + * NOTE: although not mentioned in the PCI0646U specs, + * bits 0-1 are write only and won't be read back as + * set or not -- PCI0646U2 specs clarify this point. */ - (void) pci_write_config_byte(dev, MRDMODE, mrdmode | 0x02); - - /* Set reasonable active/recovery/address-setup values. */ - (void) pci_write_config_byte(dev, ARTTIM0, 0x40); - (void) pci_write_config_byte(dev, DRWTIM0, 0x3f); - (void) pci_write_config_byte(dev, ARTTIM1, 0x40); - (void) pci_write_config_byte(dev, DRWTIM1, 0x3f); -#ifdef __i386__ - (void) pci_write_config_byte(dev, ARTTIM23, 0x1c); -#else - (void) pci_write_config_byte(dev, ARTTIM23, 0x5c); -#endif - (void) pci_write_config_byte(dev, DRWTIM23, 0x3f); - (void) pci_write_config_byte(dev, DRWTIM3, 0x3f); -#ifdef CONFIG_PPC - (void) pci_write_config_byte(dev, UDIDETCR0, 0xf0); -#endif /* CONFIG_PPC */ + (void) pci_read_config_byte (dev, MRDMODE, &mrdmode); + mrdmode &= ~0x30; + (void) pci_write_config_byte(dev, MRDMODE, (mrdmode | 0x02)); -#if defined(DISPLAY_CMD64X_TIMINGS) && defined(CONFIG_PROC_FS) +#if defined(DISPLAY_CMD64X_TIMINGS) && defined(CONFIG_IDE_PROC_FS) cmd_devs[n_cmd_devs++] = dev; @@ -605,34 +511,32 @@ static unsigned int __devinit init_chipset_cmd64x(struct pci_dev *dev, const cha cmd64x_proc = 1; ide_pci_create_host_proc("cmd64x", cmd64x_get_info); } -#endif /* DISPLAY_CMD64X_TIMINGS && CONFIG_PROC_FS */ +#endif /* DISPLAY_CMD64X_TIMINGS && CONFIG_IDE_PROC_FS */ return 0; } -static unsigned int __devinit ata66_cmd64x(ide_hwif_t *hwif) +static u8 __devinit ata66_cmd64x(ide_hwif_t *hwif) { - u8 ata66 = 0, mask = (hwif->channel) ? 0x02 : 0x01; + struct pci_dev *dev = hwif->pci_dev; + u8 bmidecsr = 0, mask = hwif->channel ? 0x02 : 0x01; - switch(hwif->pci_dev->device) { - case PCI_DEVICE_ID_CMD_643: - case PCI_DEVICE_ID_CMD_646: - return ata66; - default: - break; + switch (dev->device) { + case PCI_DEVICE_ID_CMD_648: + case PCI_DEVICE_ID_CMD_649: + pci_read_config_byte(dev, BMIDECSR, &bmidecsr); + return (bmidecsr & mask) ? ATA_CBL_PATA80 : ATA_CBL_PATA40; + default: + return ATA_CBL_PATA40; } - pci_read_config_byte(hwif->pci_dev, BMIDECSR, &ata66); - return (ata66 & mask) ? 1 : 0; } static void __devinit init_hwif_cmd64x(ide_hwif_t *hwif) { struct pci_dev *dev = hwif->pci_dev; - unsigned int class_rev; + u8 rev = 0; - hwif->autodma = 0; - pci_read_config_dword(dev, PCI_CLASS_REVISION, &class_rev); - class_rev &= 0xff; + pci_read_config_byte(dev, PCI_REVISION_ID, &rev); hwif->tuneproc = &cmd64x_tune_drive; hwif->speedproc = &cmd64x_tune_chipset; @@ -642,23 +546,31 @@ static void __devinit init_hwif_cmd64x(ide_hwif_t *hwif) if (!hwif->dma_base) return; - hwif->atapi_dma = 1; - - hwif->ultra_mask = 0x3f; + hwif->atapi_dma = 1; hwif->mwdma_mask = 0x07; + hwif->ultra_mask = hwif->cds->udma_mask; - if (dev->device == PCI_DEVICE_ID_CMD_643) - hwif->ultra_mask = 0x80; - if (dev->device == PCI_DEVICE_ID_CMD_646) - hwif->ultra_mask = (class_rev > 0x04) ? 0x07 : 0x80; - if (dev->device == PCI_DEVICE_ID_CMD_648) - hwif->ultra_mask = 0x1f; + /* + * UltraDMA only supported on PCI646U and PCI646U2, which + * correspond to revisions 0x03, 0x05 and 0x07 respectively. + * Actually, although the CMD tech support people won't + * tell me the details, the 0x03 revision cannot support + * UDMA correctly without hardware modifications, and even + * then it only works with Quantum disks due to some + * hold time assumptions in the 646U part which are fixed + * in the 646U2. + * + * So we only do UltraDMA on revision 0x05 and 0x07 chipsets. + */ + if (dev->device == PCI_DEVICE_ID_CMD_646 && rev < 5) + hwif->ultra_mask = 0x00; hwif->ide_dma_check = &cmd64x_config_drive_for_dma; - if (!(hwif->udma_four)) - hwif->udma_four = ata66_cmd64x(hwif); - switch(dev->device) { + if (hwif->cbl != ATA_CBL_PATA40_SHORT) + hwif->cbl = ata66_cmd64x(hwif); + + switch (dev->device) { case PCI_DEVICE_ID_CMD_648: case PCI_DEVICE_ID_CMD_649: alt_irq_bits: @@ -667,10 +579,10 @@ static void __devinit init_hwif_cmd64x(ide_hwif_t *hwif) break; case PCI_DEVICE_ID_CMD_646: hwif->chipset = ide_cmd646; - if (class_rev == 0x01) { + if (rev == 0x01) { hwif->ide_dma_end = &cmd646_1_ide_dma_end; break; - } else if (class_rev >= 0x03) + } else if (rev >= 0x03) goto alt_irq_bits; /* fall thru */ default: @@ -679,11 +591,9 @@ static void __devinit init_hwif_cmd64x(ide_hwif_t *hwif) break; } - if (!noautodma) hwif->autodma = 1; - hwif->drives[0].autodma = hwif->autodma; - hwif->drives[1].autodma = hwif->autodma; + hwif->drives[0].autodma = hwif->drives[1].autodma = hwif->autodma; } static int __devinit init_setup_cmd64x(struct pci_dev *dev, ide_pci_device_t *d) @@ -693,14 +603,11 @@ static int __devinit init_setup_cmd64x(struct pci_dev *dev, ide_pci_device_t *d) static int __devinit init_setup_cmd646(struct pci_dev *dev, ide_pci_device_t *d) { - u8 rev = 0; - /* * The original PCI0646 didn't have the primary channel enable bit, * it appeared starting with PCI0646U (i.e. revision ID 3). */ - pci_read_config_byte(dev, PCI_REVISION_ID, &rev); - if (rev < 3) + if (dev->revision < 3) d->enablebits[0].reg = 0; return ide_setup_pci_device(dev, d); @@ -712,37 +619,41 @@ static ide_pci_device_t cmd64x_chipsets[] __devinitdata = { .init_setup = init_setup_cmd64x, .init_chipset = init_chipset_cmd64x, .init_hwif = init_hwif_cmd64x, - .channels = 2, .autodma = AUTODMA, .enablebits = {{0x00,0x00,0x00}, {0x51,0x08,0x08}}, .bootable = ON_BOARD, + .pio_mask = ATA_PIO5, + .udma_mask = 0x00, /* no udma */ },{ /* 1 */ .name = "CMD646", .init_setup = init_setup_cmd646, .init_chipset = init_chipset_cmd64x, .init_hwif = init_hwif_cmd64x, - .channels = 2, .autodma = AUTODMA, .enablebits = {{0x51,0x04,0x04}, {0x51,0x08,0x08}}, .bootable = ON_BOARD, + .pio_mask = ATA_PIO5, + .udma_mask = 0x07, /* udma0-2 */ },{ /* 2 */ .name = "CMD648", .init_setup = init_setup_cmd64x, .init_chipset = init_chipset_cmd64x, .init_hwif = init_hwif_cmd64x, - .channels = 2, .autodma = AUTODMA, .enablebits = {{0x51,0x04,0x04}, {0x51,0x08,0x08}}, .bootable = ON_BOARD, + .pio_mask = ATA_PIO5, + .udma_mask = 0x1f, /* udma0-4 */ },{ /* 3 */ .name = "CMD649", .init_setup = init_setup_cmd64x, .init_chipset = init_chipset_cmd64x, .init_hwif = init_hwif_cmd64x, - .channels = 2, .autodma = AUTODMA, .enablebits = {{0x51,0x04,0x04}, {0x51,0x08,0x08}}, .bootable = ON_BOARD, + .pio_mask = ATA_PIO5, + .udma_mask = 0x3f, /* udma0-5 */ } }; diff --git a/drivers/ide/pci/cs5520.c b/drivers/ide/pci/cs5520.c index 400859a839f..bccedf9b8b2 100644 --- a/drivers/ide/pci/cs5520.c +++ b/drivers/ide/pci/cs5520.c @@ -126,7 +126,7 @@ static int cs5520_tune_chipset(ide_drive_t *drive, u8 xferspeed) static void cs5520_tune_drive(ide_drive_t *drive, u8 pio) { - pio = ide_get_best_pio_mode(drive, pio, 4, NULL); + pio = ide_get_best_pio_mode(drive, pio, 4); cs5520_tune_chipset(drive, (XFER_PIO_0 + pio)); } @@ -194,10 +194,10 @@ static void __devinit init_hwif_cs5520(ide_hwif_t *hwif) .name = name_str, \ .init_setup_dma = cs5520_init_setup_dma, \ .init_hwif = init_hwif_cs5520, \ - .channels = 2, \ .autodma = AUTODMA, \ .bootable = ON_BOARD, \ - .flags = IDEPCI_FLAG_ISA_PORTS, \ + .host_flags = IDE_HFLAG_ISA_PORTS, \ + .pio_mask = ATA_PIO4, \ } static ide_pci_device_t cyrix_chipsets[] __devinitdata = { @@ -213,6 +213,7 @@ static ide_pci_device_t cyrix_chipsets[] __devinitdata = { static int __devinit cs5520_init_one(struct pci_dev *dev, const struct pci_device_id *id) { + ide_hwif_t *hwif = NULL, *mate = NULL; ata_index_t index; ide_pci_device_t *d = &cyrix_chipsets[id->driver_data]; @@ -239,10 +240,21 @@ static int __devinit cs5520_init_one(struct pci_dev *dev, const struct pci_devic ide_pci_setup_ports(dev, d, 14, &index); - if((index.b.low & 0xf0) != 0xf0) - probe_hwif_init(&ide_hwifs[index.b.low]); - if((index.b.high & 0xf0) != 0xf0) - probe_hwif_init(&ide_hwifs[index.b.high]); + if ((index.b.low & 0xf0) != 0xf0) + hwif = &ide_hwifs[index.b.low]; + if ((index.b.high & 0xf0) != 0xf0) + mate = &ide_hwifs[index.b.high]; + + if (hwif) + probe_hwif_init(hwif); + if (mate) + probe_hwif_init(mate); + + if (hwif) + ide_proc_register_port(hwif); + if (mate) + ide_proc_register_port(mate); + return 0; } diff --git a/drivers/ide/pci/cs5530.c b/drivers/ide/pci/cs5530.c index b2d7c132ef4..acaf71fd4c0 100644 --- a/drivers/ide/pci/cs5530.c +++ b/drivers/ide/pci/cs5530.c @@ -1,10 +1,10 @@ /* - * linux/drivers/ide/pci/cs5530.c Version 0.7 Sept 10, 2002 + * linux/drivers/ide/pci/cs5530.c Version 0.73 Mar 10 2007 * * Copyright (C) 2000 Andre Hedrick <andre@linux-ide.org> - * Ditto of GNU General Public License. - * * Copyright (C) 2000 Mark Lord <mlord@pobox.com> + * Copyright (C) 2007 Bartlomiej Zolnierkiewicz + * * May be copied or modified under the terms of the GNU General Public License * * Development of this chipset driver was funded @@ -62,6 +62,14 @@ static unsigned int cs5530_pio_timings[2][5] = { #define CS5530_BAD_PIO(timings) (((timings)&~0x80000000)==0x0000e132) #define CS5530_BASEREG(hwif) (((hwif)->dma_base & ~0xf) + ((hwif)->channel ? 0x30 : 0x20)) +static void cs5530_tunepio(ide_drive_t *drive, u8 pio) +{ + unsigned long basereg = CS5530_BASEREG(drive->hwif); + unsigned int format = (inl(basereg + 4) >> 31) & 1; + + outl(cs5530_pio_timings[format][pio], basereg + ((drive->dn & 1)<<3)); +} + /** * cs5530_tuneproc - select/set PIO modes * @@ -74,98 +82,78 @@ static unsigned int cs5530_pio_timings[2][5] = { static void cs5530_tuneproc (ide_drive_t *drive, u8 pio) /* pio=255 means "autotune" */ { - ide_hwif_t *hwif = HWIF(drive); - unsigned int format; - unsigned long basereg = CS5530_BASEREG(hwif); - static u8 modes[5] = { XFER_PIO_0, XFER_PIO_1, XFER_PIO_2, XFER_PIO_3, XFER_PIO_4}; - - pio = ide_get_best_pio_mode(drive, pio, 4, NULL); - if (!cs5530_set_xfer_mode(drive, modes[pio])) { - format = (inl(basereg + 4) >> 31) & 1; - outl(cs5530_pio_timings[format][pio], - basereg+(drive->select.b.unit<<3)); + pio = ide_get_best_pio_mode(drive, pio, 4); + + if (cs5530_set_xfer_mode(drive, XFER_PIO_0 + pio) == 0) + cs5530_tunepio(drive, pio); +} + +/** + * cs5530_udma_filter - UDMA filter + * @drive: drive + * + * cs5530_udma_filter() does UDMA mask filtering for the given drive + * taking into the consideration capabilities of the mate device. + * + * The CS5530 specifies that two drives sharing a cable cannot mix + * UDMA/MDMA. It has to be one or the other, for the pair, though + * different timings can still be chosen for each drive. We could + * set the appropriate timing bits on the fly, but that might be + * a bit confusing. So, for now we statically handle this requirement + * by looking at our mate drive to see what it is capable of, before + * choosing a mode for our own drive. + * + * Note: This relies on the fact we never fail from UDMA to MWDMA2 + * but instead drop to PIO. + */ + +static u8 cs5530_udma_filter(ide_drive_t *drive) +{ + ide_hwif_t *hwif = drive->hwif; + ide_drive_t *mate = &hwif->drives[(drive->dn & 1) ^ 1]; + struct hd_driveid *mateid = mate->id; + u8 mask = hwif->ultra_mask; + + if (mate->present == 0) + goto out; + + if ((mateid->capability & 1) && __ide_dma_bad_drive(mate) == 0) { + if ((mateid->field_valid & 4) && (mateid->dma_ultra & 7)) + goto out; + if ((mateid->field_valid & 2) && (mateid->dma_mword & 7)) + mask = 0; } +out: + return mask; } /** - * cs5530_config_dma - select/set DMA and UDMA modes + * cs5530_config_dma - set DMA/UDMA mode * @drive: drive to tune * - * cs5530_config_dma() handles selection/setting of DMA/UDMA modes - * for both the chipset and drive. The CS5530 has limitations about - * mixing DMA/UDMA on the same cable. + * cs5530_config_dma() handles setting of DMA/UDMA mode + * for both the chipset and drive. */ - -static int cs5530_config_dma (ide_drive_t *drive) + +static int cs5530_config_dma(ide_drive_t *drive) { - int udma_ok = 1, mode = 0; - ide_hwif_t *hwif = HWIF(drive); - int unit = drive->select.b.unit; - ide_drive_t *mate = &hwif->drives[unit^1]; - struct hd_driveid *id = drive->id; - unsigned int reg, timings = 0; - unsigned long basereg; + if (ide_tune_dma(drive)) + return 0; - /* - * Default to DMA-off in case we run into trouble here. - */ - hwif->dma_off_quietly(drive); + return 1; +} - /* - * The CS5530 specifies that two drives sharing a cable cannot - * mix UDMA/MDMA. It has to be one or the other, for the pair, - * though different timings can still be chosen for each drive. - * We could set the appropriate timing bits on the fly, - * but that might be a bit confusing. So, for now we statically - * handle this requirement by looking at our mate drive to see - * what it is capable of, before choosing a mode for our own drive. - * - * Note: This relies on the fact we never fail from UDMA to MWDMA_2 - * but instead drop to PIO - */ - if (mate->present) { - struct hd_driveid *mateid = mate->id; - if (mateid && (mateid->capability & 1) && - !__ide_dma_bad_drive(mate)) { - if ((mateid->field_valid & 4) && - (mateid->dma_ultra & 7)) - udma_ok = 1; - else if ((mateid->field_valid & 2) && - (mateid->dma_mword & 7)) - udma_ok = 0; - else - udma_ok = 1; - } - } +static int cs5530_tune_chipset(ide_drive_t *drive, u8 mode) +{ + unsigned long basereg; + unsigned int reg, timings = 0; - /* - * Now see what the current drive is capable of, - * selecting UDMA only if the mate said it was ok. - */ - if (id && (id->capability & 1) && drive->autodma && - !__ide_dma_bad_drive(drive)) { - if (udma_ok && (id->field_valid & 4) && (id->dma_ultra & 7)) { - if (id->dma_ultra & 4) - mode = XFER_UDMA_2; - else if (id->dma_ultra & 2) - mode = XFER_UDMA_1; - else if (id->dma_ultra & 1) - mode = XFER_UDMA_0; - } - if (!mode && (id->field_valid & 2) && (id->dma_mword & 7)) { - if (id->dma_mword & 4) - mode = XFER_MW_DMA_2; - else if (id->dma_mword & 2) - mode = XFER_MW_DMA_1; - else if (id->dma_mword & 1) - mode = XFER_MW_DMA_0; - } - } + mode = ide_rate_filter(drive, mode); /* * Tell the drive to switch to the new mode; abort on failure. */ - if (!mode || cs5530_set_xfer_mode(drive, mode)) + if (cs5530_set_xfer_mode(drive, mode)) return 1; /* failure */ /* @@ -178,14 +166,21 @@ static int cs5530_config_dma (ide_drive_t *drive) case XFER_MW_DMA_0: timings = 0x00077771; break; case XFER_MW_DMA_1: timings = 0x00012121; break; case XFER_MW_DMA_2: timings = 0x00002020; break; + case XFER_PIO_4: + case XFER_PIO_3: + case XFER_PIO_2: + case XFER_PIO_1: + case XFER_PIO_0: + cs5530_tunepio(drive, mode - XFER_PIO_0); + return 0; default: BUG(); break; } - basereg = CS5530_BASEREG(hwif); + basereg = CS5530_BASEREG(drive->hwif); reg = inl(basereg + 4); /* get drive0 config register */ timings |= reg & 0x80000000; /* preserve PIO format bit */ - if (unit == 0) { /* are we configuring drive0? */ + if ((drive-> dn & 1) == 0) { /* are we configuring drive0? */ outl(timings, basereg + 4); /* write drive0 config register */ } else { if (timings & 0x00100000) @@ -241,7 +236,7 @@ static unsigned int __devinit init_chipset_cs5530 (struct pci_dev *dev, const ch */ pci_set_master(cs5530_0); - pci_set_mwi(cs5530_0); + pci_try_set_mwi(cs5530_0); /* * Set PCI CacheLineSize to 16-bytes: @@ -311,6 +306,8 @@ static void __devinit init_hwif_cs5530 (ide_hwif_t *hwif) hwif->serialized = hwif->mate->serialized = 1; hwif->tuneproc = &cs5530_tuneproc; + hwif->speedproc = &cs5530_tune_chipset; + basereg = CS5530_BASEREG(hwif); d0_timings = inl(basereg + 0); if (CS5530_BAD_PIO(d0_timings)) { @@ -332,6 +329,7 @@ static void __devinit init_hwif_cs5530 (ide_hwif_t *hwif) hwif->ultra_mask = 0x07; hwif->mwdma_mask = 0x07; + hwif->udma_filter = cs5530_udma_filter; hwif->ide_dma_check = &cs5530_config_dma; if (!noautodma) hwif->autodma = 1; @@ -343,9 +341,9 @@ static ide_pci_device_t cs5530_chipset __devinitdata = { .name = "CS5530", .init_chipset = init_chipset_cs5530, .init_hwif = init_hwif_cs5530, - .channels = 2, .autodma = AUTODMA, .bootable = ON_BOARD, + .pio_mask = ATA_PIO4, }; static int __devinit cs5530_init_one(struct pci_dev *dev, const struct pci_device_id *id) diff --git a/drivers/ide/pci/cs5535.c b/drivers/ide/pci/cs5535.c index 45f43efbf92..ce44e38390a 100644 --- a/drivers/ide/pci/cs5535.c +++ b/drivers/ide/pci/cs5535.c @@ -89,7 +89,7 @@ static void cs5535_set_speed(ide_drive_t *drive, u8 speed) pioa = speed - XFER_PIO_0; piob = ide_get_best_pio_mode(&(drive->hwif->drives[!unit]), - 255, 4, NULL); + 255, 4); cmd = pioa < piob ? pioa : piob; /* Write the speed of the current drive */ @@ -127,20 +127,6 @@ static void cs5535_set_speed(ide_drive_t *drive, u8 speed) } } -static u8 cs5535_ratemask(ide_drive_t *drive) -{ - /* eighty93 will return 1 if it's 80core and capable of - exceeding udma2, 0 otherwise. we need ratemask to set - the max speed and if we can > udma2 then we return 2 - which selects speed_max as udma4 which is the 5535's max - speed, and 1 selects udma2 which is the max for 40c */ - if (!eighty_ninty_three(drive)) - return 1; - - return 2; -} - - /**** * cs5535_set_drive - Configure the drive to the new speed * @drive: Drive to set up @@ -151,7 +137,7 @@ static u8 cs5535_ratemask(ide_drive_t *drive) */ static int cs5535_set_drive(ide_drive_t *drive, u8 speed) { - speed = ide_rate_filter(cs5535_ratemask(drive), speed); + speed = ide_rate_filter(drive, speed); ide_config_drive_speed(drive, speed); cs5535_set_speed(drive, speed); @@ -173,37 +159,22 @@ static void cs5535_tuneproc(ide_drive_t *drive, u8 xferspeed) /* cs5535 max pio is pio 4, best_pio will check the blacklist. i think we don't need to rate_filter the incoming xferspeed since we know we're only going to choose pio */ - xferspeed = ide_get_best_pio_mode(drive, xferspeed, 4, NULL); + xferspeed = ide_get_best_pio_mode(drive, xferspeed, 4); ide_config_drive_speed(drive, modes[xferspeed]); cs5535_set_speed(drive, xferspeed); } -static int cs5535_config_drive_for_dma(ide_drive_t *drive) -{ - u8 speed; - - speed = ide_dma_speed(drive, cs5535_ratemask(drive)); - - /* If no DMA speed was available then let dma_check hit pio */ - if (!speed) { - return 0; - } - - cs5535_set_drive(drive, speed); - return ide_dma_enable(drive); -} - static int cs5535_dma_check(ide_drive_t *drive) { u8 speed; drive->init_speed = 0; - if (ide_use_dma(drive) && cs5535_config_drive_for_dma(drive)) + if (ide_tune_dma(drive)) return 0; if (ide_use_fast_pio(drive)) { - speed = ide_get_best_pio_mode(drive, 255, 4, NULL); + speed = ide_get_best_pio_mode(drive, 255, 4); cs5535_set_drive(drive, speed); } @@ -216,7 +187,8 @@ static u8 __devinit cs5535_cable_detect(struct pci_dev *dev) /* if a 80 wire cable was detected */ pci_read_config_byte(dev, CS5535_CABLE_DETECT, &bit); - return (bit & 1); + + return (bit & 1) ? ATA_CBL_PATA80 : ATA_CBL_PATA40; } /**** @@ -241,8 +213,7 @@ static void __devinit init_hwif_cs5535(ide_hwif_t *hwif) hwif->ultra_mask = 0x1F; hwif->mwdma_mask = 0x07; - - hwif->udma_four = cs5535_cable_detect(hwif->pci_dev); + hwif->cbl = cs5535_cable_detect(hwif->pci_dev); if (!noautodma) hwif->autodma = 1; @@ -257,9 +228,10 @@ static void __devinit init_hwif_cs5535(ide_hwif_t *hwif) static ide_pci_device_t cs5535_chipset __devinitdata = { .name = "CS5535", .init_hwif = init_hwif_cs5535, - .channels = 1, .autodma = AUTODMA, .bootable = ON_BOARD, + .host_flags = IDE_HFLAG_SINGLE, + .pio_mask = ATA_PIO4, }; static int __devinit cs5535_init_one(struct pci_dev *dev, diff --git a/drivers/ide/pci/cy82c693.c b/drivers/ide/pci/cy82c693.c index 103b9db9785..daa36fcbc8e 100644 --- a/drivers/ide/pci/cy82c693.c +++ b/drivers/ide/pci/cy82c693.c @@ -330,7 +330,7 @@ static void cy82c693_tune_drive (ide_drive_t *drive, u8 pio) #endif /* CY82C693_DEBUG_LOGS */ /* first let's calc the pio modes */ - pio = ide_get_best_pio_mode(drive, pio, CY82C693_MAX_PIO, NULL); + pio = ide_get_best_pio_mode(drive, pio, CY82C693_MAX_PIO); #if CY82C693_DEBUG_INFO printk (KERN_INFO "%s: Selected PIO mode %d\n", drive->name, pio); @@ -483,9 +483,10 @@ static ide_pci_device_t cy82c693_chipset __devinitdata = { .init_chipset = init_chipset_cy82c693, .init_iops = init_iops_cy82c693, .init_hwif = init_hwif_cy82c693, - .channels = 1, .autodma = AUTODMA, .bootable = ON_BOARD, + .host_flags = IDE_HFLAG_SINGLE, + .pio_mask = ATA_PIO4, }; static int __devinit cy82c693_init_one(struct pci_dev *dev, const struct pci_device_id *id) diff --git a/drivers/ide/pci/delkin_cb.c b/drivers/ide/pci/delkin_cb.c index dd7ec37fdea..46f4a888c03 100644 --- a/drivers/ide/pci/delkin_cb.c +++ b/drivers/ide/pci/delkin_cb.c @@ -80,7 +80,7 @@ delkin_cb_probe (struct pci_dev *dev, const struct pci_device_id *id) hw.irq = dev->irq; hw.chipset = ide_pci; /* this enables IRQ sharing */ - rc = ide_register_hw_with_fixup(&hw, &hwif, ide_undecoded_slave); + rc = ide_register_hw_with_fixup(&hw, 0, &hwif, ide_undecoded_slave); if (rc < 0) { printk(KERN_ERR "delkin_cb: ide_register_hw failed (%d)\n", rc); pci_disable_device(dev); diff --git a/drivers/ide/pci/generic.c b/drivers/ide/pci/generic.c index f2c5a141ca1..48caa468b76 100644 --- a/drivers/ide/pci/generic.c +++ b/drivers/ide/pci/generic.c @@ -95,92 +95,77 @@ static ide_pci_device_t generic_chipsets[] __devinitdata = { { /* 0 */ .name = "Unknown", .init_hwif = init_hwif_generic, - .channels = 2, .autodma = AUTODMA, .bootable = ON_BOARD, },{ /* 1 */ .name = "NS87410", .init_hwif = init_hwif_generic, - .channels = 2, .autodma = AUTODMA, .enablebits = {{0x43,0x08,0x08}, {0x47,0x08,0x08}}, .bootable = ON_BOARD, },{ /* 2 */ .name = "SAMURAI", .init_hwif = init_hwif_generic, - .channels = 2, .autodma = AUTODMA, .bootable = ON_BOARD, },{ /* 3 */ .name = "HT6565", .init_hwif = init_hwif_generic, - .channels = 2, .autodma = AUTODMA, .bootable = ON_BOARD, },{ /* 4 */ .name = "UM8673F", .init_hwif = init_hwif_generic, - .channels = 2, .autodma = NODMA, .bootable = ON_BOARD, },{ /* 5 */ .name = "UM8886A", .init_hwif = init_hwif_generic, - .channels = 2, .autodma = NODMA, .bootable = ON_BOARD, },{ /* 6 */ .name = "UM8886BF", .init_hwif = init_hwif_generic, - .channels = 2, .autodma = NODMA, .bootable = ON_BOARD, },{ /* 7 */ .name = "HINT_IDE", .init_hwif = init_hwif_generic, - .channels = 2, .autodma = AUTODMA, .bootable = ON_BOARD, },{ /* 8 */ .name = "VIA_IDE", .init_hwif = init_hwif_generic, - .channels = 2, .autodma = NOAUTODMA, .bootable = ON_BOARD, },{ /* 9 */ .name = "OPTI621V", .init_hwif = init_hwif_generic, - .channels = 2, .autodma = NOAUTODMA, .bootable = ON_BOARD, },{ /* 10 */ .name = "VIA8237SATA", .init_hwif = init_hwif_generic, - .channels = 2, .autodma = AUTODMA, .bootable = OFF_BOARD, },{ /* 11 */ .name = "Piccolo0102", .init_hwif = init_hwif_generic, - .channels = 2, .autodma = NOAUTODMA, .bootable = ON_BOARD, },{ /* 12 */ .name = "Piccolo0103", .init_hwif = init_hwif_generic, - .channels = 2, .autodma = NOAUTODMA, .bootable = ON_BOARD, },{ /* 13 */ .name = "Piccolo0105", .init_hwif = init_hwif_generic, - .channels = 2, .autodma = NOAUTODMA, .bootable = ON_BOARD, },{ /* 14 */ .name = "Revolution", .init_hwif = init_hwif_generic, - .channels = 2, .autodma = AUTODMA, .bootable = OFF_BOARD, } @@ -198,32 +183,41 @@ static ide_pci_device_t generic_chipsets[] __devinitdata = { static int __devinit generic_init_one(struct pci_dev *dev, const struct pci_device_id *id) { ide_pci_device_t *d = &generic_chipsets[id->driver_data]; - u16 command; int ret = -ENODEV; /* Don't use the generic entry unless instructed to do so */ if (id->driver_data == 0 && ide_generic_all == 0) goto out; - if (dev->vendor == PCI_VENDOR_ID_UMC && - dev->device == PCI_DEVICE_ID_UMC_UM8886A && - (!(PCI_FUNC(dev->devfn) & 1))) - goto out; /* UM8886A/BF pair */ - - if (dev->vendor == PCI_VENDOR_ID_OPTI && - dev->device == PCI_DEVICE_ID_OPTI_82C558 && - (!(PCI_FUNC(dev->devfn) & 1))) - goto out; - - if (dev->vendor == PCI_VENDOR_ID_JMICRON) { - if (dev->device != PCI_DEVICE_ID_JMICRON_JMB368 && PCI_FUNC(dev->devfn) != 1) + switch (dev->vendor) { + case PCI_VENDOR_ID_UMC: + if (dev->device == PCI_DEVICE_ID_UMC_UM8886A && + !(PCI_FUNC(dev->devfn) & 1)) + goto out; /* UM8886A/BF pair */ + break; + case PCI_VENDOR_ID_OPTI: + if (dev->device == PCI_DEVICE_ID_OPTI_82C558 && + !(PCI_FUNC(dev->devfn) & 1)) + goto out; + break; + case PCI_VENDOR_ID_JMICRON: + if (dev->device != PCI_DEVICE_ID_JMICRON_JMB368 && + PCI_FUNC(dev->devfn) != 1) + goto out; + break; + case PCI_VENDOR_ID_NS: + if (dev->device == PCI_DEVICE_ID_NS_87410 && + (dev->class >> 8) != PCI_CLASS_STORAGE_IDE) goto out; + break; } if (dev->vendor != PCI_VENDOR_ID_JMICRON) { + u16 command; pci_read_config_word(dev, PCI_COMMAND, &command); if (!(command & PCI_COMMAND_IO)) { - printk(KERN_INFO "Skipping disabled %s IDE controller.\n", d->name); + printk(KERN_INFO "Skipping disabled %s IDE " + "controller.\n", d->name); goto out; } } diff --git a/drivers/ide/pci/hpt34x.c b/drivers/ide/pci/hpt34x.c index 924eaa3a570..19778c5fe71 100644 --- a/drivers/ide/pci/hpt34x.c +++ b/drivers/ide/pci/hpt34x.c @@ -43,15 +43,10 @@ #define HPT343_DEBUG_DRIVE_INFO 0 -static u8 hpt34x_ratemask (ide_drive_t *drive) -{ - return 1; -} - static int hpt34x_tune_chipset (ide_drive_t *drive, u8 xferspeed) { struct pci_dev *dev = HWIF(drive)->pci_dev; - u8 speed = ide_rate_filter(hpt34x_ratemask(drive), xferspeed); + u8 speed = ide_rate_filter(drive, xferspeed); u32 reg1= 0, tmp1 = 0, reg2 = 0, tmp2 = 0; u8 hi_speed, lo_speed; @@ -85,33 +80,15 @@ static int hpt34x_tune_chipset (ide_drive_t *drive, u8 xferspeed) static void hpt34x_tune_drive (ide_drive_t *drive, u8 pio) { - pio = ide_get_best_pio_mode(drive, pio, 5, NULL); + pio = ide_get_best_pio_mode(drive, pio, 5); (void) hpt34x_tune_chipset(drive, (XFER_PIO_0 + pio)); } -/* - * This allows the configuration of ide_pci chipset registers - * for cards that learn about the drive's UDMA, DMA, PIO capabilities - * after the drive is reported by the OS. Initially for designed for - * HPT343 UDMA chipset by HighPoint|Triones Technologies, Inc. - */ - -static int config_chipset_for_dma (ide_drive_t *drive) -{ - u8 speed = ide_dma_speed(drive, hpt34x_ratemask(drive)); - - if (!(speed)) - return 0; - - (void) hpt34x_tune_chipset(drive, speed); - return ide_dma_enable(drive); -} - static int hpt34x_config_drive_xfer_rate (ide_drive_t *drive) { drive->init_speed = 0; - if (ide_use_dma(drive) && config_chipset_for_dma(drive)) + if (ide_tune_dma(drive)) #ifndef CONFIG_HPT34X_AUTODMA return -1; #else @@ -143,17 +120,10 @@ static unsigned int __devinit init_chipset_hpt34x(struct pci_dev *dev, const cha pci_write_config_byte(dev, HPT34X_PCI_INIT_REG, 0x00); pci_read_config_word(dev, PCI_COMMAND, &cmd); - if (cmd & PCI_COMMAND_MEMORY) { - if (pci_resource_start(dev, PCI_ROM_RESOURCE)) { - pci_write_config_dword(dev, PCI_ROM_ADDRESS, - dev->resource[PCI_ROM_RESOURCE].start | PCI_ROM_ADDRESS_ENABLE); - printk(KERN_INFO "HPT345: ROM enabled at 0x%08lx\n", - (unsigned long)dev->resource[PCI_ROM_RESOURCE].start); - } + if (cmd & PCI_COMMAND_MEMORY) pci_write_config_byte(dev, PCI_LATENCY_TIMER, 0xF0); - } else { + else pci_write_config_byte(dev, PCI_LATENCY_TIMER, 0x20); - } /* * Since 20-23 can be assigned and are R/W, we correct them. @@ -205,10 +175,10 @@ static ide_pci_device_t hpt34x_chipset __devinitdata = { .name = "HPT34X", .init_chipset = init_chipset_hpt34x, .init_hwif = init_hwif_hpt34x, - .channels = 2, .autodma = NOAUTODMA, .bootable = NEVER_BOARD, - .extra = 16 + .extra = 16, + .pio_mask = ATA_PIO5, }; static int __devinit hpt34x_init_one(struct pci_dev *dev, const struct pci_device_id *id) diff --git a/drivers/ide/pci/hpt366.c b/drivers/ide/pci/hpt366.c index cf9d344d19f..2cd74c345a6 100644 --- a/drivers/ide/pci/hpt366.c +++ b/drivers/ide/pci/hpt366.c @@ -1,5 +1,5 @@ /* - * linux/drivers/ide/pci/hpt366.c Version 1.03 May 4, 2007 + * linux/drivers/ide/pci/hpt366.c Version 1.10 Jun 29, 2007 * * Copyright (C) 1999-2003 Andre Hedrick <andre@linux-ide.org> * Portions Copyright (C) 2001 Sun Microsystems, Inc. @@ -77,7 +77,7 @@ * since they may tamper with its fields * - prefix the driver startup messages with the real chip name * - claim the extra 240 bytes of I/O space for all chips - * - optimize the rate masking/filtering and the drive list lookup code + * - optimize the UltraDMA filtering and the drive list lookup code * - use pci_get_slot() to get to the function 1 of HPT36x/374 * - cache offset of the channel's misc. control registers (MCRs) being used * throughout the driver @@ -99,18 +99,20 @@ * stop duplicating it for each channel by storing the pointer in the pci_dev * structure: first, at the init_setup stage, point it to a static "template" * with only the chip type and its specific base DPLL frequency, the highest - * supported DMA mode, and the chip settings table pointer filled, then, at - * the init_chipset stage, allocate per-chip instance and fill it with the - * rest of the necessary information + * UltraDMA mode, and the chip settings table pointer filled, then, at the + * init_chipset stage, allocate per-chip instance and fill it with the rest + * of the necessary information * - get rid of the constant thresholds in the HPT37x PCI clock detection code, * switch to calculating PCI clock frequency based on the chip's base DPLL * frequency * - switch to using the DPLL clock and enable UltraATA/133 mode by default on - * anything newer than HPT370/A + * anything newer than HPT370/A (except HPT374 that is not capable of this + * mode according to the manual) * - fold PCI clock detection and DPLL setup code into init_chipset_hpt366(), * also fixing the interchanged 25/40 MHz PCI clock cases for HPT36x chips; * unify HPT36x/37x timing setup code and the speedproc handlers by joining * the register setting lists into the table indexed by the clock selected + * - set the correct hwif->ultra_mask for each individual chip * Sergei Shtylyov, <sshtylyov@ru.mvista.com> or <source@mvista.com> */ @@ -181,6 +183,7 @@ static const char *bad_ata66_4[] = { "IC35L040AVER07-0", "IC35L060AVER07-0", "WDC AC310200R", + "MAXTOR STM3320620A", NULL }; @@ -365,7 +368,6 @@ static u32 sixty_six_base_hpt37x[] = { }; #define HPT366_DEBUG_DRIVE_INFO 0 -#define HPT374_ALLOW_ATA133_6 1 #define HPT371_ALLOW_ATA133_6 1 #define HPT302_ALLOW_ATA133_6 1 #define HPT372_ALLOW_ATA133_6 1 @@ -390,7 +392,7 @@ enum ata_clock { struct hpt_info { u8 chip_type; /* Chip type */ - u8 max_mode; /* Speeds allowed */ + u8 max_ultra; /* Max. UltraDMA mode allowed */ u8 dpll_clk; /* DPLL clock in MHz */ u8 pci_clk; /* PCI clock in MHz */ u32 **settings; /* Chipset settings table */ @@ -429,77 +431,77 @@ static u32 *hpt37x_settings[NUM_ATA_CLOCKS] = { static struct hpt_info hpt36x __devinitdata = { .chip_type = HPT36x, - .max_mode = (HPT366_ALLOW_ATA66_4 || HPT366_ALLOW_ATA66_3) ? 2 : 1, + .max_ultra = HPT366_ALLOW_ATA66_3 ? (HPT366_ALLOW_ATA66_4 ? 4 : 3) : 2, .dpll_clk = 0, /* no DPLL */ .settings = hpt36x_settings }; static struct hpt_info hpt370 __devinitdata = { .chip_type = HPT370, - .max_mode = HPT370_ALLOW_ATA100_5 ? 3 : 2, + .max_ultra = HPT370_ALLOW_ATA100_5 ? 5 : 4, .dpll_clk = 48, .settings = hpt37x_settings }; static struct hpt_info hpt370a __devinitdata = { .chip_type = HPT370A, - .max_mode = HPT370_ALLOW_ATA100_5 ? 3 : 2, + .max_ultra = HPT370_ALLOW_ATA100_5 ? 5 : 4, .dpll_clk = 48, .settings = hpt37x_settings }; static struct hpt_info hpt374 __devinitdata = { .chip_type = HPT374, - .max_mode = HPT374_ALLOW_ATA133_6 ? 4 : 3, + .max_ultra = 5, .dpll_clk = 48, .settings = hpt37x_settings }; static struct hpt_info hpt372 __devinitdata = { .chip_type = HPT372, - .max_mode = HPT372_ALLOW_ATA133_6 ? 4 : 3, + .max_ultra = HPT372_ALLOW_ATA133_6 ? 6 : 5, .dpll_clk = 55, .settings = hpt37x_settings }; static struct hpt_info hpt372a __devinitdata = { .chip_type = HPT372A, - .max_mode = HPT372_ALLOW_ATA133_6 ? 4 : 3, + .max_ultra = HPT372_ALLOW_ATA133_6 ? 6 : 5, .dpll_clk = 66, .settings = hpt37x_settings }; static struct hpt_info hpt302 __devinitdata = { .chip_type = HPT302, - .max_mode = HPT302_ALLOW_ATA133_6 ? 4 : 3, + .max_ultra = HPT372_ALLOW_ATA133_6 ? 6 : 5, .dpll_clk = 66, .settings = hpt37x_settings }; static struct hpt_info hpt371 __devinitdata = { .chip_type = HPT371, - .max_mode = HPT371_ALLOW_ATA133_6 ? 4 : 3, + .max_ultra = HPT371_ALLOW_ATA133_6 ? 6 : 5, .dpll_clk = 66, .settings = hpt37x_settings }; static struct hpt_info hpt372n __devinitdata = { .chip_type = HPT372N, - .max_mode = HPT372_ALLOW_ATA133_6 ? 4 : 3, + .max_ultra = HPT372_ALLOW_ATA133_6 ? 6 : 5, .dpll_clk = 77, .settings = hpt37x_settings }; static struct hpt_info hpt302n __devinitdata = { .chip_type = HPT302N, - .max_mode = HPT302_ALLOW_ATA133_6 ? 4 : 3, + .max_ultra = HPT302_ALLOW_ATA133_6 ? 6 : 5, .dpll_clk = 77, .settings = hpt37x_settings }; static struct hpt_info hpt371n __devinitdata = { .chip_type = HPT371N, - .max_mode = HPT371_ALLOW_ATA133_6 ? 4 : 3, + .max_ultra = HPT371_ALLOW_ATA133_6 ? 6 : 5, .dpll_clk = 77, .settings = hpt37x_settings }; @@ -514,73 +516,46 @@ static int check_in_drive_list(ide_drive_t *drive, const char **list) return 0; } -static u8 hpt3xx_ratemask(ide_drive_t *drive) -{ - struct hpt_info *info = pci_get_drvdata(HWIF(drive)->pci_dev); - u8 mode = info->max_mode; - - if (!eighty_ninty_three(drive) && mode) - mode = min(mode, (u8)1); - return mode; -} - /* * Note for the future; the SATA hpt37x we must set * either PIO or UDMA modes 0,4,5 */ - -static u8 hpt3xx_ratefilter(ide_drive_t *drive, u8 speed) + +static u8 hpt3xx_udma_filter(ide_drive_t *drive) { struct hpt_info *info = pci_get_drvdata(HWIF(drive)->pci_dev); - u8 chip_type = info->chip_type; - u8 mode = hpt3xx_ratemask(drive); - - if (drive->media != ide_disk) - return min(speed, (u8)XFER_PIO_4); + u8 mask; - switch (mode) { - case 0x04: - speed = min_t(u8, speed, XFER_UDMA_6); - break; - case 0x03: - speed = min_t(u8, speed, XFER_UDMA_5); - if (chip_type >= HPT374) - break; - if (!check_in_drive_list(drive, bad_ata100_5)) - goto check_bad_ata33; - /* fall thru */ - case 0x02: - speed = min_t(u8, speed, XFER_UDMA_4); + switch (info->chip_type) { + case HPT370A: + if (!HPT370_ALLOW_ATA100_5 || + check_in_drive_list(drive, bad_ata100_5)) + return 0x1f; + else + return 0x3f; + case HPT370: + if (!HPT370_ALLOW_ATA100_5 || + check_in_drive_list(drive, bad_ata100_5)) + mask = 0x1f; + else + mask = 0x3f; + break; + case HPT36x: + if (!HPT366_ALLOW_ATA66_4 || + check_in_drive_list(drive, bad_ata66_4)) + mask = 0x0f; + else + mask = 0x1f; - /* - * CHECK ME, Does this need to be changed to HPT374 ?? - */ - if (chip_type >= HPT370) - goto check_bad_ata33; - if (HPT366_ALLOW_ATA66_4 && - !check_in_drive_list(drive, bad_ata66_4)) - goto check_bad_ata33; - - speed = min_t(u8, speed, XFER_UDMA_3); - if (HPT366_ALLOW_ATA66_3 && - !check_in_drive_list(drive, bad_ata66_3)) - goto check_bad_ata33; - /* fall thru */ - case 0x01: - speed = min_t(u8, speed, XFER_UDMA_2); - - check_bad_ata33: - if (chip_type >= HPT370A) - break; - if (!check_in_drive_list(drive, bad_ata33)) - break; - /* fall thru */ - case 0x00: - default: - speed = min_t(u8, speed, XFER_MW_DMA_2); - break; + if (!HPT366_ALLOW_ATA66_3 || + check_in_drive_list(drive, bad_ata66_3)) + mask = 0x07; + break; + default: + return 0x7f; } - return speed; + + return check_in_drive_list(drive, bad_ata33) ? 0x00 : mask; } static u32 get_speed_setting(u8 speed, struct hpt_info *info) @@ -608,12 +583,19 @@ static int hpt36x_tune_chipset(ide_drive_t *drive, u8 xferspeed) ide_hwif_t *hwif = HWIF(drive); struct pci_dev *dev = hwif->pci_dev; struct hpt_info *info = pci_get_drvdata(dev); - u8 speed = hpt3xx_ratefilter(drive, xferspeed); + u8 speed = ide_rate_filter(drive, xferspeed); u8 itr_addr = drive->dn ? 0x44 : 0x40; - u32 itr_mask = speed < XFER_MW_DMA_0 ? 0x30070000 : - (speed < XFER_UDMA_0 ? 0xc0070000 : 0xc03800ff); - u32 new_itr = get_speed_setting(speed, info); u32 old_itr = 0; + u32 itr_mask, new_itr; + + /* TODO: move this to ide_rate_filter() [ check ->atapi_dma ] */ + if (drive->media != ide_disk) + speed = min_t(u8, speed, XFER_PIO_4); + + itr_mask = speed < XFER_MW_DMA_0 ? 0x30070000 : + (speed < XFER_UDMA_0 ? 0xc0070000 : 0xc03800ff); + + new_itr = get_speed_setting(speed, info); /* * Disable on-chip PIO FIFO/buffer (and PIO MST mode as well) @@ -633,12 +615,19 @@ static int hpt37x_tune_chipset(ide_drive_t *drive, u8 xferspeed) ide_hwif_t *hwif = HWIF(drive); struct pci_dev *dev = hwif->pci_dev; struct hpt_info *info = pci_get_drvdata(dev); - u8 speed = hpt3xx_ratefilter(drive, xferspeed); + u8 speed = ide_rate_filter(drive, xferspeed); u8 itr_addr = 0x40 + (drive->dn * 4); - u32 itr_mask = speed < XFER_MW_DMA_0 ? 0x303c0000 : - (speed < XFER_UDMA_0 ? 0xc03c0000 : 0xc1c001ff); - u32 new_itr = get_speed_setting(speed, info); u32 old_itr = 0; + u32 itr_mask, new_itr; + + /* TODO: move this to ide_rate_filter() [ check ->atapi_dma ] */ + if (drive->media != ide_disk) + speed = min_t(u8, speed, XFER_PIO_4); + + itr_mask = speed < XFER_MW_DMA_0 ? 0x303c0000 : + (speed < XFER_UDMA_0 ? 0xc03c0000 : 0xc1c001ff); + + new_itr = get_speed_setting(speed, info); pci_read_config_dword(dev, itr_addr, &old_itr); new_itr = (new_itr & ~itr_mask) | (old_itr & itr_mask); @@ -663,28 +652,10 @@ static int hpt3xx_tune_chipset(ide_drive_t *drive, u8 speed) static void hpt3xx_tune_drive(ide_drive_t *drive, u8 pio) { - pio = ide_get_best_pio_mode(drive, pio, 4, NULL); + pio = ide_get_best_pio_mode(drive, pio, 4); (void) hpt3xx_tune_chipset (drive, XFER_PIO_0 + pio); } -/* - * This allows the configuration of ide_pci chipset registers - * for cards that learn about the drive's UDMA, DMA, PIO capabilities - * after the drive is reported by the OS. Initially designed for - * HPT366 UDMA chipset by HighPoint|Triones Technologies, Inc. - * - */ -static int config_chipset_for_dma(ide_drive_t *drive) -{ - u8 speed = ide_dma_speed(drive, hpt3xx_ratemask(drive)); - - if (!speed) - return 0; - - (void) hpt3xx_tune_chipset(drive, speed); - return ide_dma_enable(drive); -} - static int hpt3xx_quirkproc(ide_drive_t *drive) { struct hd_driveid *id = drive->id; @@ -739,7 +710,7 @@ static int hpt366_config_drive_xfer_rate(ide_drive_t *drive) { drive->init_speed = 0; - if (ide_use_dma(drive) && config_chipset_for_dma(drive)) + if (ide_tune_dma(drive)) return 0; if (ide_use_fast_pio(drive)) @@ -752,7 +723,7 @@ static int hpt366_config_drive_xfer_rate(ide_drive_t *drive) * This is specific to the HPT366 UDMA chipset * by HighPoint|Triones Technologies, Inc. */ -static int hpt366_ide_dma_lostirq(ide_drive_t *drive) +static void hpt366_dma_lost_irq(ide_drive_t *drive) { struct pci_dev *dev = HWIF(drive)->pci_dev; u8 mcr1 = 0, mcr3 = 0, scr1 = 0; @@ -764,7 +735,7 @@ static int hpt366_ide_dma_lostirq(ide_drive_t *drive) drive->name, __FUNCTION__, mcr1, mcr3, scr1); if (scr1 & 0x10) pci_write_config_byte(dev, 0x5a, scr1 & ~0x10); - return __ide_dma_lostirq(drive); + ide_dma_lost_irq(drive); } static void hpt370_clear_engine(ide_drive_t *drive) @@ -814,10 +785,10 @@ static int hpt370_ide_dma_end(ide_drive_t *drive) return __ide_dma_end(drive); } -static int hpt370_ide_dma_timeout(ide_drive_t *drive) +static void hpt370_dma_timeout(ide_drive_t *drive) { hpt370_irq_timeout(drive); - return __ide_dma_timeout(drive); + ide_dma_timeout(drive); } /* returns 1 if DMA IRQ issued, 0 otherwise */ @@ -1023,14 +994,6 @@ static unsigned int __devinit init_chipset_hpt366(struct pci_dev *dev, const cha */ *info = *(struct hpt_info *)pci_get_drvdata(dev); - /* - * FIXME: Not portable. Also, why do we enable the ROM in the first place? - * We don't seem to be using it. - */ - if (dev->resource[PCI_ROM_RESOURCE].start) - pci_write_config_dword(dev, PCI_ROM_ADDRESS, - dev->resource[PCI_ROM_RESOURCE].start | PCI_ROM_ADDRESS_ENABLE); - pci_write_config_byte(dev, PCI_CACHE_LINE_SIZE, (L1_CACHE_BYTES / 4)); pci_write_config_byte(dev, PCI_LATENCY_TIMER, 0x78); pci_write_config_byte(dev, PCI_MIN_GNT, 0x08); @@ -1165,7 +1128,7 @@ static unsigned int __devinit init_chipset_hpt366(struct pci_dev *dev, const cha * Select 66 MHz DPLL clock only if UltraATA/133 mode is * supported/enabled, use 50 MHz DPLL clock otherwise... */ - if (info->max_mode == 0x04) { + if (info->max_ultra == 6) { dpll_clk = 66; clock = ATA_CLOCK_66MHZ; } else if (dpll_clk) { /* HPT36x chips don't have DPLL */ @@ -1258,7 +1221,7 @@ static void __devinit init_hwif_hpt366(ide_hwif_t *hwif) struct pci_dev *dev = hwif->pci_dev; struct hpt_info *info = pci_get_drvdata(dev); int serialize = HPT_SERIALIZE_IO; - u8 scr1 = 0, ata66 = (hwif->channel) ? 0x01 : 0x02; + u8 scr1 = 0, ata66 = hwif->channel ? 0x01 : 0x02; u8 chip_type = info->chip_type; u8 new_mcr, old_mcr = 0; @@ -1272,6 +1235,9 @@ static void __devinit init_hwif_hpt366(ide_hwif_t *hwif) hwif->maskproc = &hpt3xx_maskproc; hwif->busproc = &hpt3xx_busproc; + if (chip_type <= HPT370A) + hwif->udma_filter = &hpt3xx_udma_filter; + /* * HPT3xxN chips have some complications: * @@ -1319,7 +1285,7 @@ static void __devinit init_hwif_hpt366(ide_hwif_t *hwif) return; } - hwif->ultra_mask = 0x7f; + hwif->ultra_mask = hwif->cds->udma_mask; hwif->mwdma_mask = 0x07; /* @@ -1356,8 +1322,8 @@ static void __devinit init_hwif_hpt366(ide_hwif_t *hwif) } else pci_read_config_byte (dev, 0x5a, &scr1); - if (!hwif->udma_four) - hwif->udma_four = (scr1 & ata66) ? 0 : 1; + if (hwif->cbl != ATA_CBL_PATA40_SHORT) + hwif->cbl = (scr1 & ata66) ? ATA_CBL_PATA40 : ATA_CBL_PATA80; hwif->ide_dma_check = &hpt366_config_drive_xfer_rate; @@ -1367,9 +1333,9 @@ static void __devinit init_hwif_hpt366(ide_hwif_t *hwif) } else if (chip_type >= HPT370) { hwif->dma_start = &hpt370_ide_dma_start; hwif->ide_dma_end = &hpt370_ide_dma_end; - hwif->ide_dma_timeout = &hpt370_ide_dma_timeout; + hwif->dma_timeout = &hpt370_dma_timeout; } else - hwif->ide_dma_lostirq = &hpt366_ide_dma_lostirq; + hwif->dma_lost_irq = &hpt366_dma_lost_irq; if (!noautodma) hwif->autodma = 1; @@ -1439,11 +1405,9 @@ static int __devinit init_setup_hpt372n(struct pci_dev *dev, ide_pci_device_t *d static int __devinit init_setup_hpt371(struct pci_dev *dev, ide_pci_device_t *d) { struct hpt_info *info; - u8 rev = 0, mcr1 = 0; - - pci_read_config_byte(dev, PCI_REVISION_ID, &rev); + u8 mcr1 = 0; - if (rev > 1) { + if (dev->revision > 1) { d->name = "HPT371N"; info = &hpt371n; @@ -1468,11 +1432,8 @@ static int __devinit init_setup_hpt371(struct pci_dev *dev, ide_pci_device_t *d) static int __devinit init_setup_hpt372a(struct pci_dev *dev, ide_pci_device_t *d) { struct hpt_info *info; - u8 rev = 0; - - pci_read_config_byte(dev, PCI_REVISION_ID, &rev); - if (rev > 1) { + if (dev->revision > 1) { d->name = "HPT372N"; info = &hpt372n; @@ -1486,11 +1447,8 @@ static int __devinit init_setup_hpt372a(struct pci_dev *dev, ide_pci_device_t *d static int __devinit init_setup_hpt302(struct pci_dev *dev, ide_pci_device_t *d) { struct hpt_info *info; - u8 rev = 0; - pci_read_config_byte(dev, PCI_REVISION_ID, &rev); - - if (rev > 1) { + if (dev->revision > 1) { d->name = "HPT302N"; info = &hpt302n; @@ -1504,7 +1462,7 @@ static int __devinit init_setup_hpt302(struct pci_dev *dev, ide_pci_device_t *d) static int __devinit init_setup_hpt366(struct pci_dev *dev, ide_pci_device_t *d) { struct pci_dev *dev2; - u8 rev = 0; + u8 rev = dev->revision; static char *chipset_names[] = { "HPT366", "HPT366", "HPT368", "HPT370", "HPT370A", "HPT372", "HPT372N" }; @@ -1515,11 +1473,35 @@ static int __devinit init_setup_hpt366(struct pci_dev *dev, ide_pci_device_t *d) if (PCI_FUNC(dev->devfn) & 1) return -ENODEV; - pci_read_config_byte(dev, PCI_REVISION_ID, &rev); + switch (rev) { + case 0: + case 1: + case 2: + /* + * HPT36x chips have one channel per function and have + * both channel enable bits located differently and visible + * to both functions -- really stupid design decision... :-( + * Bit 4 is for the primary channel, bit 5 for the secondary. + */ + d->host_flags |= IDE_HFLAG_SINGLE; + d->enablebits[0].mask = d->enablebits[0].val = 0x10; - if (rev > 6) + d->udma_mask = HPT366_ALLOW_ATA66_3 ? + (HPT366_ALLOW_ATA66_4 ? 0x1f : 0x0f) : 0x07; + break; + case 3: + case 4: + d->udma_mask = HPT370_ALLOW_ATA100_5 ? 0x3f : 0x1f; + break; + default: rev = 6; - + /* fall thru */ + case 5: + case 6: + d->udma_mask = HPT372_ALLOW_ATA133_6 ? 0x7f : 0x3f; + break; + } + d->name = chipset_names[rev]; pci_set_drvdata(dev, info[rev]); @@ -1527,19 +1509,20 @@ static int __devinit init_setup_hpt366(struct pci_dev *dev, ide_pci_device_t *d) if (rev > 2) goto init_single; - /* - * HPT36x chips are single channel and - * do not seem to have the channel enable bit... - */ - d->channels = 1; - d->enablebits[0].reg = 0; - if ((dev2 = pci_get_slot(dev->bus, dev->devfn + 1)) != NULL) { - u8 pin1 = 0, pin2 = 0; + u8 mcr1 = 0, pin1 = 0, pin2 = 0; int ret; pci_set_drvdata(dev2, info[rev]); + /* + * Now we'll have to force both channels enabled if + * at least one of them has been enabled by BIOS... + */ + pci_read_config_byte(dev, 0x50, &mcr1); + if (mcr1 & 0x30) + pci_write_config_byte(dev, 0x50, mcr1 | 0x30); + pci_read_config_byte(dev, PCI_INTERRUPT_PIN, &pin1); pci_read_config_byte(dev2, PCI_INTERRUPT_PIN, &pin2); if (pin1 != pin2 && dev->irq == dev2->irq) { @@ -1563,66 +1546,71 @@ static ide_pci_device_t hpt366_chipsets[] __devinitdata = { .init_chipset = init_chipset_hpt366, .init_hwif = init_hwif_hpt366, .init_dma = init_dma_hpt366, - .channels = 2, .autodma = AUTODMA, .enablebits = {{0x50,0x04,0x04}, {0x54,0x04,0x04}}, .bootable = OFF_BOARD, - .extra = 240 + .extra = 240, + .pio_mask = ATA_PIO4, },{ /* 1 */ .name = "HPT372A", .init_setup = init_setup_hpt372a, .init_chipset = init_chipset_hpt366, .init_hwif = init_hwif_hpt366, .init_dma = init_dma_hpt366, - .channels = 2, .autodma = AUTODMA, .enablebits = {{0x50,0x04,0x04}, {0x54,0x04,0x04}}, + .udma_mask = HPT372_ALLOW_ATA133_6 ? 0x7f : 0x3f, .bootable = OFF_BOARD, - .extra = 240 + .extra = 240, + .pio_mask = ATA_PIO4, },{ /* 2 */ .name = "HPT302", .init_setup = init_setup_hpt302, .init_chipset = init_chipset_hpt366, .init_hwif = init_hwif_hpt366, .init_dma = init_dma_hpt366, - .channels = 2, .autodma = AUTODMA, .enablebits = {{0x50,0x04,0x04}, {0x54,0x04,0x04}}, + .udma_mask = HPT302_ALLOW_ATA133_6 ? 0x7f : 0x3f, .bootable = OFF_BOARD, - .extra = 240 + .extra = 240, + .pio_mask = ATA_PIO4, },{ /* 3 */ .name = "HPT371", .init_setup = init_setup_hpt371, .init_chipset = init_chipset_hpt366, .init_hwif = init_hwif_hpt366, .init_dma = init_dma_hpt366, - .channels = 2, .autodma = AUTODMA, .enablebits = {{0x50,0x04,0x04}, {0x54,0x04,0x04}}, + .udma_mask = HPT371_ALLOW_ATA133_6 ? 0x7f : 0x3f, .bootable = OFF_BOARD, - .extra = 240 + .extra = 240, + .pio_mask = ATA_PIO4, },{ /* 4 */ .name = "HPT374", .init_setup = init_setup_hpt374, .init_chipset = init_chipset_hpt366, .init_hwif = init_hwif_hpt366, .init_dma = init_dma_hpt366, - .channels = 2, /* 4 */ .autodma = AUTODMA, .enablebits = {{0x50,0x04,0x04}, {0x54,0x04,0x04}}, + .udma_mask = 0x3f, .bootable = OFF_BOARD, - .extra = 240 + .extra = 240, + .pio_mask = ATA_PIO4, },{ /* 5 */ .name = "HPT372N", .init_setup = init_setup_hpt372n, .init_chipset = init_chipset_hpt366, .init_hwif = init_hwif_hpt366, .init_dma = init_dma_hpt366, - .channels = 2, /* 4 */ .autodma = AUTODMA, .enablebits = {{0x50,0x04,0x04}, {0x54,0x04,0x04}}, + .udma_mask = HPT372_ALLOW_ATA133_6 ? 0x7f : 0x3f, .bootable = OFF_BOARD, - .extra = 240 + .extra = 240, + .pio_mask = ATA_PIO4, } }; diff --git a/drivers/ide/pci/it8213.c b/drivers/ide/pci/it8213.c index 424f00bb160..95dbed7e602 100644 --- a/drivers/ide/pci/it8213.c +++ b/drivers/ide/pci/it8213.c @@ -17,22 +17,6 @@ #include <asm/io.h> -/* - * it8213_ratemask - Compute available modes - * @drive: IDE drive - * - * Compute the available speeds for the devices on the interface. This - * is all modes to ATA133 clipped by drive cable setup. - */ - -static u8 it8213_ratemask (ide_drive_t *drive) -{ - u8 mode = 4; - if (!eighty_ninty_three(drive)) - mode = min_t(u8, mode, 1); - return mode; -} - /** * it8213_dma_2_pio - return the PIO mode matching DMA * @xfer_rate: transfer speed @@ -98,7 +82,7 @@ static void it8213_tuneproc (ide_drive_t *drive, u8 pio) { 2, 1 }, { 2, 3 }, }; - pio = ide_get_best_pio_mode(drive, pio, 4, NULL); + pio = ide_get_best_pio_mode(drive, pio, 4); spin_lock_irqsave(&tune_lock, flags); pci_read_config_word(dev, master_port, &master_data); @@ -145,7 +129,7 @@ static int it8213_tune_chipset (ide_drive_t *drive, u8 xferspeed) ide_hwif_t *hwif = HWIF(drive); struct pci_dev *dev = hwif->pci_dev; u8 maslave = 0x40; - u8 speed = ide_rate_filter(it8213_ratemask(drive), xferspeed); + u8 speed = ide_rate_filter(drive, xferspeed); int a_speed = 3 << (drive->dn * 4); int u_flag = 1 << drive->dn; int v_flag = 0x01 << drive->dn; @@ -213,25 +197,6 @@ static int it8213_tune_chipset (ide_drive_t *drive, u8 xferspeed) return ide_config_drive_speed(drive, speed); } -/* - * config_chipset_for_dma - configure for DMA - * @drive: drive to configure - * - * Called by the IDE layer when it wants the timings set up. - */ - -static int config_chipset_for_dma (ide_drive_t *drive) -{ - u8 speed = ide_dma_speed(drive, it8213_ratemask(drive)); - - if (!speed) - return 0; - - it8213_tune_chipset(drive, speed); - - return ide_dma_enable(drive); -} - /** * it8213_configure_drive_for_dma - set up for DMA transfers * @drive: drive we are going to set up @@ -246,10 +211,10 @@ static int it8213_config_drive_for_dma (ide_drive_t *drive) { u8 pio; - if (ide_use_dma(drive) && config_chipset_for_dma(drive)) + if (ide_tune_dma(drive)) return 0; - pio = ide_get_best_pio_mode(drive, 255, 4, NULL); + pio = ide_get_best_pio_mode(drive, 255, 4); it8213_tune_chipset(drive, XFER_PIO_0 + pio); return -1; @@ -266,7 +231,7 @@ static int it8213_config_drive_for_dma (ide_drive_t *drive) static void __devinit init_hwif_it8213(ide_hwif_t *hwif) { - u8 reg42h = 0, ata66 = 0; + u8 reg42h = 0; hwif->speedproc = &it8213_tune_chipset; hwif->tuneproc = &it8213_tuneproc; @@ -285,11 +250,11 @@ static void __devinit init_hwif_it8213(ide_hwif_t *hwif) hwif->swdma_mask = 0x04; pci_read_config_byte(hwif->pci_dev, 0x42, ®42h); - ata66 = (reg42h & 0x02) ? 0 : 1; hwif->ide_dma_check = &it8213_config_drive_for_dma; - if (!(hwif->udma_four)) - hwif->udma_four = ata66; + + if (hwif->cbl != ATA_CBL_PATA40_SHORT) + hwif->cbl = (reg42h & 0x02) ? ATA_CBL_PATA40 : ATA_CBL_PATA80; /* * The BIOS often doesn't set up DMA on this controller @@ -307,10 +272,11 @@ static void __devinit init_hwif_it8213(ide_hwif_t *hwif) { \ .name = name_str, \ .init_hwif = init_hwif_it8213, \ - .channels = 1, \ .autodma = AUTODMA, \ .enablebits = {{0x41,0x80,0x80}}, \ .bootable = ON_BOARD, \ + .host_flags = IDE_HFLAG_SINGLE, \ + .pio_mask = ATA_PIO4, \ } static ide_pci_device_t it8213_chipsets[] __devinitdata = { diff --git a/drivers/ide/pci/it821x.c b/drivers/ide/pci/it821x.c index 4e1254813ee..9286c99e2ff 100644 --- a/drivers/ide/pci/it821x.c +++ b/drivers/ide/pci/it821x.c @@ -1,6 +1,6 @@ /* - * linux/drivers/ide/pci/it821x.c Version 0.10 Mar 10 2007 + * linux/drivers/ide/pci/it821x.c Version 0.16 Jul 3 2007 * * Copyright (C) 2004 Red Hat <alan@redhat.com> * Copyright (C) 2007 Bartlomiej Zolnierkiewicz @@ -229,22 +229,6 @@ static void it821x_clock_strategy(ide_drive_t *drive) } /** - * it821x_ratemask - Compute available modes - * @drive: IDE drive - * - * Compute the available speeds for the devices on the interface. This - * is all modes to ATA133 clipped by drive cable setup. - */ - -static u8 it821x_ratemask (ide_drive_t *drive) -{ - u8 mode = 4; - if (!eighty_ninty_three(drive)) - mode = min(mode, (u8)1); - return mode; -} - -/** * it821x_tunepio - tune a drive * @drive: drive to tune * @pio: the desired PIO mode @@ -271,14 +255,14 @@ static int it821x_tunepio(ide_drive_t *drive, u8 set_pio) * on the cable. */ if (pair) { - u8 pair_pio = ide_get_best_pio_mode(pair, 255, 4, NULL); + u8 pair_pio = ide_get_best_pio_mode(pair, 255, 4); /* trim PIO to the slowest of the master/slave */ if (pair_pio < set_pio) set_pio = pair_pio; } if (itdev->smart) - goto set_drive_speed; + return 0; /* We prefer 66Mhz clock for PIO 0-3, don't care for PIO4 */ itdev->want[unit][1] = pio_want[set_pio]; @@ -287,13 +271,12 @@ static int it821x_tunepio(ide_drive_t *drive, u8 set_pio) it821x_clock_strategy(drive); it821x_program(drive, itdev->pio[unit]); -set_drive_speed: return ide_config_drive_speed(drive, XFER_PIO_0 + set_pio); } static void it821x_tuneproc(ide_drive_t *drive, u8 pio) { - pio = ide_get_best_pio_mode(drive, pio, 4, NULL); + pio = ide_get_best_pio_mode(drive, pio, 4); (void)it821x_tunepio(drive, pio); } @@ -438,7 +421,7 @@ static int it821x_tune_chipset (ide_drive_t *drive, byte xferspeed) ide_hwif_t *hwif = drive->hwif; struct it821x_dev *itdev = ide_get_hwifdata(hwif); - u8 speed = ide_rate_filter(it821x_ratemask(drive), xferspeed); + u8 speed = ide_rate_filter(drive, xferspeed); switch (speed) { case XFER_PIO_4: @@ -471,31 +454,12 @@ static int it821x_tune_chipset (ide_drive_t *drive, byte xferspeed) default: return 1; } - } - /* - * In smart mode the clocking is done by the host controller - * snooping the mode we picked. The rest of it is not our problem - */ - return ide_config_drive_speed(drive, speed); -} -/** - * config_chipset_for_dma - configure for DMA - * @drive: drive to configure - * - * Called by the IDE layer when it wants the timings set up. - */ - -static int config_chipset_for_dma (ide_drive_t *drive) -{ - u8 speed = ide_dma_speed(drive, it821x_ratemask(drive)); - - if (speed == 0) - return 0; - - it821x_tune_chipset(drive, speed); + return ide_config_drive_speed(drive, speed); + } - return ide_dma_enable(drive); + /* don't touch anything in the smart mode */ + return 0; } /** @@ -510,7 +474,7 @@ static int config_chipset_for_dma (ide_drive_t *drive) static int it821x_config_drive_for_dma (ide_drive_t *drive) { - if (ide_use_dma(drive) && config_chipset_for_dma(drive)) + if (ide_tune_dma(drive)) return 0; it821x_tuneproc(drive, 255); @@ -527,10 +491,10 @@ static int it821x_config_drive_for_dma (ide_drive_t *drive) * the needed logic onboard. */ -static unsigned int __devinit ata66_it821x(ide_hwif_t *hwif) +static u8 __devinit ata66_it821x(ide_hwif_t *hwif) { /* The reference driver also only does disk side */ - return 1; + return ATA_CBL_PATA80; } /** @@ -594,17 +558,10 @@ static void __devinit it821x_fixups(ide_hwif_t *hwif) if(idbits[129] != 1) printk("(%dK stripe)", idbits[146]); printk(".\n"); - /* Now the core code will have wrongly decided no DMA - so we need to fix this */ - hwif->dma_off_quietly(drive); -#ifdef CONFIG_IDEDMA_ONLYDISK - if (drive->media == ide_disk) -#endif - ide_set_dma(drive); } else { /* Non RAID volume. Fixups to stop the core code doing unsupported things */ - id->field_valid &= 1; + id->field_valid &= 3; id->queue_depth = 0; id->command_set_1 = 0; id->command_set_2 &= 0xC400; @@ -619,6 +576,16 @@ static void __devinit it821x_fixups(ide_hwif_t *hwif) printk(KERN_INFO "%s: Performing identify fixups.\n", drive->name); } + + /* + * Set MWDMA0 mode as enabled/support - just to tell + * IDE core that DMA is supported (it821x hardware + * takes care of DMA mode programming). + */ + if (id->capability & 1) { + id->dma_mword |= 0x0101; + drive->current_speed = XFER_MW_DMA_0; + } } } @@ -693,11 +660,11 @@ static void __devinit init_hwif_it821x(ide_hwif_t *hwif) hwif->ultra_mask = 0x7f; hwif->mwdma_mask = 0x07; - hwif->swdma_mask = 0x07; hwif->ide_dma_check = &it821x_config_drive_for_dma; - if (!(hwif->udma_four)) - hwif->udma_four = ata66_it821x(hwif); + + if (hwif->cbl != ATA_CBL_PATA40_SHORT) + hwif->cbl = ata66_it821x(hwif); /* * The BIOS often doesn't set up DMA on this controller @@ -751,10 +718,10 @@ static unsigned int __devinit init_chipset_it821x(struct pci_dev *dev, const cha .name = name_str, \ .init_chipset = init_chipset_it821x, \ .init_hwif = init_hwif_it821x, \ - .channels = 2, \ .autodma = AUTODMA, \ .bootable = ON_BOARD, \ - .fixup = it821x_fixups \ + .fixup = it821x_fixups, \ + .pio_mask = ATA_PIO4, \ } static ide_pci_device_t it821x_chipsets[] __devinitdata = { diff --git a/drivers/ide/pci/jmicron.c b/drivers/ide/pci/jmicron.c index be4fc96c29e..d7ce9dd8de1 100644 --- a/drivers/ide/pci/jmicron.c +++ b/drivers/ide/pci/jmicron.c @@ -22,29 +22,13 @@ typedef enum { } port_type; /** - * jmicron_ratemask - Compute available modes - * @drive: IDE drive - * - * Compute the available speeds for the devices on the interface. This - * is all modes to ATA133 clipped by drive cable setup. - */ - -static u8 jmicron_ratemask(ide_drive_t *drive) -{ - u8 mode = 4; - if (!eighty_ninty_three(drive)) - mode = min(mode, (u8)1); - return mode; -} - -/** * ata66_jmicron - Cable check * @hwif: IDE port * - * Return 1 if the cable is 80pin + * Returns the cable type. */ -static int __devinit ata66_jmicron(ide_hwif_t *hwif) +static u8 __devinit ata66_jmicron(ide_hwif_t *hwif) { struct pci_dev *pdev = hwif->pci_dev; @@ -86,16 +70,17 @@ static int __devinit ata66_jmicron(ide_hwif_t *hwif) { case PORT_PATA0: if (control & (1 << 3)) /* 40/80 pin primary */ - return 0; - return 1; + return ATA_CBL_PATA40; + return ATA_CBL_PATA80; case PORT_PATA1: if (control5 & (1 << 19)) /* 40/80 pin secondary */ - return 0; - return 1; + return ATA_CBL_PATA40; + return ATA_CBL_PATA80; case PORT_SATA: break; } - return 1; /* Avoid bogus "control reaches end of non-void function" */ + /* Avoid bogus "control reaches end of non-void function" */ + return ATA_CBL_PATA80; } static void jmicron_tuneproc (ide_drive_t *drive, byte mode_wanted) @@ -112,7 +97,7 @@ static void jmicron_tuneproc (ide_drive_t *drive, byte mode_wanted) static void config_jmicron_chipset_for_pio (ide_drive_t *drive, byte set_speed) { - u8 speed = XFER_PIO_0 + ide_get_best_pio_mode(drive, 255, 5, NULL); + u8 speed = XFER_PIO_0 + ide_get_best_pio_mode(drive, 255, 5); if (set_speed) (void) ide_config_drive_speed(drive, speed); } @@ -129,32 +114,12 @@ static void config_jmicron_chipset_for_pio (ide_drive_t *drive, byte set_speed) static int jmicron_tune_chipset (ide_drive_t *drive, byte xferspeed) { - - u8 speed = ide_rate_filter(jmicron_ratemask(drive), xferspeed); + u8 speed = ide_rate_filter(drive, xferspeed); return ide_config_drive_speed(drive, speed); } /** - * config_chipset_for_dma - configure for DMA - * @drive: drive to configure - * - * As the JMicron snoops for timings all we actually need to do is - * make sure we don't set an invalid mode. - */ - -static int config_chipset_for_dma (ide_drive_t *drive) -{ - u8 speed = ide_dma_speed(drive, jmicron_ratemask(drive)); - - if (!speed) - return 0; - - jmicron_tune_chipset(drive, speed); - return ide_dma_enable(drive); -} - -/** * jmicron_configure_drive_for_dma - set up for DMA transfers * @drive: drive we are going to set up * @@ -164,7 +129,7 @@ static int config_chipset_for_dma (ide_drive_t *drive) static int jmicron_config_drive_for_dma (ide_drive_t *drive) { - if (ide_use_dma(drive) && config_chipset_for_dma(drive)) + if (ide_tune_dma(drive)) return 0; config_jmicron_chipset_for_pio(drive, 1); @@ -195,8 +160,9 @@ static void __devinit init_hwif_jmicron(ide_hwif_t *hwif) hwif->mwdma_mask = 0x07; hwif->ide_dma_check = &jmicron_config_drive_for_dma; - if (!(hwif->udma_four)) - hwif->udma_four = ata66_jmicron(hwif); + + if (hwif->cbl != ATA_CBL_PATA40_SHORT) + hwif->cbl = ata66_jmicron(hwif); hwif->autodma = 1; hwif->drives[0].autodma = hwif->autodma; @@ -211,10 +177,10 @@ fallback: { \ .name = name_str, \ .init_hwif = init_hwif_jmicron, \ - .channels = 2, \ .autodma = AUTODMA, \ .bootable = ON_BOARD, \ .enablebits = { {0x40, 1, 1}, {0x40, 0x10, 0x10} }, \ + .pio_mask = ATA_PIO5, \ } static ide_pci_device_t jmicron_chipsets[] __devinitdata = { diff --git a/drivers/ide/pci/ns87415.c b/drivers/ide/pci/ns87415.c index b310c4f5107..09941f37d63 100644 --- a/drivers/ide/pci/ns87415.c +++ b/drivers/ide/pci/ns87415.c @@ -281,7 +281,6 @@ static ide_pci_device_t ns87415_chipset __devinitdata = { .init_iops = init_iops_ns87415, #endif .init_hwif = init_hwif_ns87415, - .channels = 2, .autodma = AUTODMA, .bootable = ON_BOARD, }; diff --git a/drivers/ide/pci/opti621.c b/drivers/ide/pci/opti621.c index aede7eee924..3a2bb272351 100644 --- a/drivers/ide/pci/opti621.c +++ b/drivers/ide/pci/opti621.c @@ -147,12 +147,12 @@ static void compute_pios(ide_drive_t *drive, u8 pio) int d; ide_hwif_t *hwif = HWIF(drive); - drive->drive_data = ide_get_best_pio_mode(drive, pio, OPTI621_MAX_PIO, NULL); + drive->drive_data = ide_get_best_pio_mode(drive, pio, OPTI621_MAX_PIO); for (d = 0; d < 2; ++d) { drive = &hwif->drives[d]; if (drive->present) { if (drive->drive_data == PIO_DONT_KNOW) - drive->drive_data = ide_get_best_pio_mode(drive, 255, OPTI621_MAX_PIO, NULL); + drive->drive_data = ide_get_best_pio_mode(drive, 255, OPTI621_MAX_PIO); #ifdef OPTI621_DEBUG printk("%s: Selected PIO mode %d\n", drive->name, drive->drive_data); @@ -350,17 +350,17 @@ static ide_pci_device_t opti621_chipsets[] __devinitdata = { { /* 0 */ .name = "OPTI621", .init_hwif = init_hwif_opti621, - .channels = 2, .autodma = AUTODMA, .enablebits = {{0x45,0x80,0x00}, {0x40,0x08,0x00}}, .bootable = ON_BOARD, + .pio_mask = ATA_PIO3, },{ /* 1 */ .name = "OPTI621X", .init_hwif = init_hwif_opti621, - .channels = 2, .autodma = AUTODMA, .enablebits = {{0x45,0x80,0x00}, {0x40,0x08,0x00}}, .bootable = ON_BOARD, + .pio_mask = ATA_PIO3, } }; diff --git a/drivers/ide/pci/pdc202xx_new.c b/drivers/ide/pci/pdc202xx_new.c index 2cdd629c653..8a66a2871b3 100644 --- a/drivers/ide/pci/pdc202xx_new.c +++ b/drivers/ide/pci/pdc202xx_new.c @@ -37,8 +37,6 @@ #include <asm/pci-bridge.h> #endif -#define PDC202_DEBUG_CABLE 0 - #undef DEBUG #ifdef DEBUG @@ -82,16 +80,6 @@ static u8 max_dma_rate(struct pci_dev *pdev) return mode; } -static u8 pdcnew_ratemask(ide_drive_t *drive) -{ - u8 mode = max_dma_rate(HWIF(drive)->pci_dev); - - if (!eighty_ninty_three(drive)) - mode = min_t(u8, mode, 1); - - return mode; -} - /** * get_indexed_reg - Get indexed register * @hwif: for the port address @@ -164,7 +152,7 @@ static int pdcnew_tune_chipset(ide_drive_t *drive, u8 speed) u8 adj = (drive->dn & 1) ? 0x08 : 0x00; int err; - speed = ide_rate_filter(pdcnew_ratemask(drive), speed); + speed = ide_rate_filter(drive, speed); /* * Issue SETFEATURES_XFER to the drive first. PDC202xx hardware will @@ -231,56 +219,23 @@ static int pdcnew_tune_chipset(ide_drive_t *drive, u8 speed) static void pdcnew_tune_drive(ide_drive_t *drive, u8 pio) { - pio = ide_get_best_pio_mode(drive, pio, 4, NULL); + pio = ide_get_best_pio_mode(drive, pio, 4); (void)pdcnew_tune_chipset(drive, XFER_PIO_0 + pio); } static u8 pdcnew_cable_detect(ide_hwif_t *hwif) { - return get_indexed_reg(hwif, 0x0b) & 0x04; -} - -static int config_chipset_for_dma(ide_drive_t *drive) -{ - struct hd_driveid *id = drive->id; - ide_hwif_t *hwif = HWIF(drive); - u8 ultra_66 = (id->dma_ultra & 0x0078) ? 1 : 0; - u8 cable = pdcnew_cable_detect(hwif); - u8 speed; - - if (ultra_66 && cable) { - printk(KERN_WARNING "Warning: %s channel " - "requires an 80-pin cable for operation.\n", - hwif->channel ? "Secondary" : "Primary"); - printk(KERN_WARNING "%s reduced to Ultra33 mode.\n", drive->name); - } - - if (id->capability & 4) { - /* - * Set IORDY_EN & PREFETCH_EN (this seems to have - * NO real effect since this register is reloaded - * by hardware when the transfer mode is selected) - */ - u8 tmp, adj = (drive->dn & 1) ? 0x08 : 0x00; - - tmp = get_indexed_reg(hwif, 0x13 + adj); - set_indexed_reg(hwif, 0x13 + adj, tmp | 0x03); - } - - speed = ide_dma_speed(drive, pdcnew_ratemask(drive)); - - if (!speed) - return 0; - - (void) hwif->speedproc(drive, speed); - return ide_dma_enable(drive); + if (get_indexed_reg(hwif, 0x0b) & 0x04) + return ATA_CBL_PATA40; + else + return ATA_CBL_PATA80; } static int pdcnew_config_drive_xfer_rate(ide_drive_t *drive) { drive->init_speed = 0; - if (ide_use_dma(drive) && config_chipset_for_dma(drive)) + if (ide_tune_dma(drive)) return 0; if (ide_use_fast_pio(drive)) @@ -354,11 +309,13 @@ static long __devinit read_counter(u32 dma_base) */ static long __devinit detect_pll_input_clock(unsigned long dma_base) { + struct timeval start_time, end_time; long start_count, end_count; - long pll_input; + long pll_input, usec_elapsed; u8 scr1; start_count = read_counter(dma_base); + do_gettimeofday(&start_time); /* Start the test mode */ outb(0x01, dma_base + 0x01); @@ -370,6 +327,7 @@ static long __devinit detect_pll_input_clock(unsigned long dma_base) mdelay(10); end_count = read_counter(dma_base); + do_gettimeofday(&end_time); /* Stop the test mode */ outb(0x01, dma_base + 0x01); @@ -381,7 +339,10 @@ static long __devinit detect_pll_input_clock(unsigned long dma_base) * Calculate the input clock in Hz * (the clock counter is 30 bit wide and counts down) */ - pll_input = ((start_count - end_count) & 0x3ffffff) * 100; + usec_elapsed = (end_time.tv_sec - start_time.tv_sec) * 1000000 + + (end_time.tv_usec - start_time.tv_usec); + pll_input = ((start_count - end_count) & 0x3ffffff) / 10 * + (10000000 / usec_elapsed); DBG("start[%ld] end[%ld]\n", start_count, end_count); @@ -417,13 +378,6 @@ static unsigned int __devinit init_chipset_pdcnew(struct pci_dev *dev, const cha int f, r; u8 pll_ctl0, pll_ctl1; - if (dev->resource[PCI_ROM_RESOURCE].start) { - pci_write_config_dword(dev, PCI_ROM_ADDRESS, - dev->resource[PCI_ROM_RESOURCE].start | PCI_ROM_ADDRESS_ENABLE); - printk(KERN_INFO "%s: ROM enabled at 0x%08lx\n", name, - (unsigned long)dev->resource[PCI_ROM_RESOURCE].start); - } - #ifdef CONFIG_PPC_PMAC apple_kiwi_init(dev); #endif @@ -543,24 +497,20 @@ static void __devinit init_hwif_pdc202new(ide_hwif_t *hwif) hwif->drives[0].autotune = hwif->drives[1].autotune = 1; hwif->atapi_dma = 1; - hwif->ultra_mask = 0x7f; + + hwif->ultra_mask = hwif->cds->udma_mask; hwif->mwdma_mask = 0x07; hwif->err_stops_fifo = 1; hwif->ide_dma_check = &pdcnew_config_drive_xfer_rate; - if (!hwif->udma_four) - hwif->udma_four = pdcnew_cable_detect(hwif) ? 0 : 1; + if (hwif->cbl != ATA_CBL_PATA40_SHORT) + hwif->cbl = pdcnew_cable_detect(hwif); if (!noautodma) hwif->autodma = 1; hwif->drives[0].autodma = hwif->drives[1].autodma = hwif->autodma; - -#if PDC202_DEBUG_CABLE - printk(KERN_DEBUG "%s: %s-pin cable\n", - hwif->name, hwif->udma_four ? "80" : "40"); -#endif /* PDC202_DEBUG_CABLE */ } static int __devinit init_setup_pdcnew(struct pci_dev *dev, ide_pci_device_t *d) @@ -616,57 +566,64 @@ static ide_pci_device_t pdcnew_chipsets[] __devinitdata = { .init_setup = init_setup_pdcnew, .init_chipset = init_chipset_pdcnew, .init_hwif = init_hwif_pdc202new, - .channels = 2, .autodma = AUTODMA, .bootable = OFF_BOARD, + .pio_mask = ATA_PIO4, + .udma_mask = 0x3f, /* udma0-5 */ },{ /* 1 */ .name = "PDC20269", .init_setup = init_setup_pdcnew, .init_chipset = init_chipset_pdcnew, .init_hwif = init_hwif_pdc202new, - .channels = 2, .autodma = AUTODMA, .bootable = OFF_BOARD, + .pio_mask = ATA_PIO4, + .udma_mask = 0x7f, /* udma0-6*/ },{ /* 2 */ .name = "PDC20270", .init_setup = init_setup_pdc20270, .init_chipset = init_chipset_pdcnew, .init_hwif = init_hwif_pdc202new, - .channels = 2, .autodma = AUTODMA, .bootable = OFF_BOARD, + .pio_mask = ATA_PIO4, + .udma_mask = 0x3f, /* udma0-5 */ },{ /* 3 */ .name = "PDC20271", .init_setup = init_setup_pdcnew, .init_chipset = init_chipset_pdcnew, .init_hwif = init_hwif_pdc202new, - .channels = 2, .autodma = AUTODMA, .bootable = OFF_BOARD, + .pio_mask = ATA_PIO4, + .udma_mask = 0x7f, /* udma0-6*/ },{ /* 4 */ .name = "PDC20275", .init_setup = init_setup_pdcnew, .init_chipset = init_chipset_pdcnew, .init_hwif = init_hwif_pdc202new, - .channels = 2, .autodma = AUTODMA, .bootable = OFF_BOARD, + .pio_mask = ATA_PIO4, + .udma_mask = 0x7f, /* udma0-6*/ },{ /* 5 */ .name = "PDC20276", .init_setup = init_setup_pdc20276, .init_chipset = init_chipset_pdcnew, .init_hwif = init_hwif_pdc202new, - .channels = 2, .autodma = AUTODMA, .bootable = OFF_BOARD, + .pio_mask = ATA_PIO4, + .udma_mask = 0x7f, /* udma0-6*/ },{ /* 6 */ .name = "PDC20277", .init_setup = init_setup_pdcnew, .init_chipset = init_chipset_pdcnew, .init_hwif = init_hwif_pdc202new, - .channels = 2, .autodma = AUTODMA, .bootable = OFF_BOARD, + .pio_mask = ATA_PIO4, + .udma_mask = 0x7f, /* udma0-6*/ } }; diff --git a/drivers/ide/pci/pdc202xx_old.c b/drivers/ide/pci/pdc202xx_old.c index a7a639fe1ea..fbcb0bb9c95 100644 --- a/drivers/ide/pci/pdc202xx_old.c +++ b/drivers/ide/pci/pdc202xx_old.c @@ -1,8 +1,9 @@ /* - * linux/drivers/ide/pci/pdc202xx_old.c Version 0.36 Sept 11, 2002 + * linux/drivers/ide/pci/pdc202xx_old.c Version 0.50 Mar 3, 2007 * * Copyright (C) 1998-2002 Andre Hedrick <andre@linux-ide.org> * Copyright (C) 2006-2007 MontaVista Software, Inc. + * Copyright (C) 2007 Bartlomiej Zolnierkiewicz * * Promise Ultra33 cards with BIOS v1.20 through 1.28 will need this * compiled into the kernel if you have more than one card installed. @@ -46,7 +47,6 @@ #include <asm/io.h> #include <asm/irq.h> -#define PDC202_DEBUG_CABLE 0 #define PDC202XX_DEBUG_DRIVE_INFO 0 static const char *pdc_quirk_drives[] = { @@ -61,122 +61,34 @@ static const char *pdc_quirk_drives[] = { NULL }; -/* A Register */ -#define SYNC_ERRDY_EN 0xC0 - -#define SYNC_IN 0x80 /* control bit, different for master vs. slave drives */ -#define ERRDY_EN 0x40 /* control bit, different for master vs. slave drives */ -#define IORDY_EN 0x20 /* PIO: IOREADY */ -#define PREFETCH_EN 0x10 /* PIO: PREFETCH */ - -#define PA3 0x08 /* PIO"A" timing */ -#define PA2 0x04 /* PIO"A" timing */ -#define PA1 0x02 /* PIO"A" timing */ -#define PA0 0x01 /* PIO"A" timing */ - -/* B Register */ - -#define MB2 0x80 /* DMA"B" timing */ -#define MB1 0x40 /* DMA"B" timing */ -#define MB0 0x20 /* DMA"B" timing */ - -#define PB4 0x10 /* PIO_FORCE 1:0 */ - -#define PB3 0x08 /* PIO"B" timing */ /* PIO flow Control mode */ -#define PB2 0x04 /* PIO"B" timing */ /* PIO 4 */ -#define PB1 0x02 /* PIO"B" timing */ /* PIO 3 half */ -#define PB0 0x01 /* PIO"B" timing */ /* PIO 3 other half */ - -/* C Register */ -#define IORDYp_NO_SPEED 0x4F -#define SPEED_DIS 0x0F - -#define DMARQp 0x80 -#define IORDYp 0x40 -#define DMAR_EN 0x20 -#define DMAW_EN 0x10 - -#define MC3 0x08 /* DMA"C" timing */ -#define MC2 0x04 /* DMA"C" timing */ -#define MC1 0x02 /* DMA"C" timing */ -#define MC0 0x01 /* DMA"C" timing */ - -static u8 pdc202xx_ratemask (ide_drive_t *drive) -{ - u8 mode; - - switch(HWIF(drive)->pci_dev->device) { - case PCI_DEVICE_ID_PROMISE_20267: - case PCI_DEVICE_ID_PROMISE_20265: - mode = 3; - break; - case PCI_DEVICE_ID_PROMISE_20263: - case PCI_DEVICE_ID_PROMISE_20262: - mode = 2; - break; - case PCI_DEVICE_ID_PROMISE_20246: - return 1; - default: - return 0; - } - if (!eighty_ninty_three(drive)) - mode = min(mode, (u8)1); - return mode; -} +static void pdc_old_disable_66MHz_clock(ide_hwif_t *); static int pdc202xx_tune_chipset (ide_drive_t *drive, u8 xferspeed) { ide_hwif_t *hwif = HWIF(drive); struct pci_dev *dev = hwif->pci_dev; u8 drive_pci = 0x60 + (drive->dn << 2); - u8 speed = ide_rate_filter(pdc202xx_ratemask(drive), xferspeed); + u8 speed = ide_rate_filter(drive, xferspeed); - u32 drive_conf; - u8 AP, BP, CP, DP; + u8 AP = 0, BP = 0, CP = 0; u8 TA = 0, TB = 0, TC = 0; - if (drive->media != ide_disk && - drive->media != ide_cdrom && speed < XFER_SW_DMA_0) - return -1; - +#if PDC202XX_DEBUG_DRIVE_INFO + u32 drive_conf = 0; pci_read_config_dword(dev, drive_pci, &drive_conf); - pci_read_config_byte(dev, (drive_pci), &AP); - pci_read_config_byte(dev, (drive_pci)|0x01, &BP); - pci_read_config_byte(dev, (drive_pci)|0x02, &CP); - pci_read_config_byte(dev, (drive_pci)|0x03, &DP); +#endif - if (speed < XFER_SW_DMA_0) { - if ((AP & 0x0F) || (BP & 0x07)) { - /* clear PIO modes of lower 8421 bits of A Register */ - pci_write_config_byte(dev, (drive_pci), AP &~0x0F); - pci_read_config_byte(dev, (drive_pci), &AP); - - /* clear PIO modes of lower 421 bits of B Register */ - pci_write_config_byte(dev, (drive_pci)|0x01, BP &~0x07); - pci_read_config_byte(dev, (drive_pci)|0x01, &BP); - - pci_read_config_byte(dev, (drive_pci), &AP); - pci_read_config_byte(dev, (drive_pci)|0x01, &BP); - } - } else { - if ((BP & 0xF0) && (CP & 0x0F)) { - /* clear DMA modes of upper 842 bits of B Register */ - /* clear PIO forced mode upper 1 bit of B Register */ - pci_write_config_byte(dev, (drive_pci)|0x01, BP &~0xF0); - pci_read_config_byte(dev, (drive_pci)|0x01, &BP); - - /* clear DMA modes of lower 8421 bits of C Register */ - pci_write_config_byte(dev, (drive_pci)|0x02, CP &~0x0F); - pci_read_config_byte(dev, (drive_pci)|0x02, &CP); - } - } + /* + * TODO: do this once per channel + */ + if (dev->device != PCI_DEVICE_ID_PROMISE_20246) + pdc_old_disable_66MHz_clock(hwif); - pci_read_config_byte(dev, (drive_pci), &AP); - pci_read_config_byte(dev, (drive_pci)|0x01, &BP); - pci_read_config_byte(dev, (drive_pci)|0x02, &CP); + pci_read_config_byte(dev, drive_pci, &AP); + pci_read_config_byte(dev, drive_pci + 1, &BP); + pci_read_config_byte(dev, drive_pci + 2, &CP); switch(speed) { - case XFER_UDMA_6: speed = XFER_UDMA_5; case XFER_UDMA_5: case XFER_UDMA_4: TB = 0x20; TC = 0x01; break; case XFER_UDMA_2: TB = 0x20; TC = 0x01; break; @@ -185,7 +97,7 @@ static int pdc202xx_tune_chipset (ide_drive_t *drive, u8 xferspeed) case XFER_UDMA_0: case XFER_MW_DMA_2: TB = 0x60; TC = 0x03; break; case XFER_MW_DMA_1: TB = 0x60; TC = 0x04; break; - case XFER_MW_DMA_0: + case XFER_MW_DMA_0: TB = 0xE0; TC = 0x0F; break; case XFER_SW_DMA_2: TB = 0x60; TC = 0x05; break; case XFER_SW_DMA_1: TB = 0x80; TC = 0x06; break; case XFER_SW_DMA_0: TB = 0xC0; TC = 0x0B; break; @@ -198,42 +110,60 @@ static int pdc202xx_tune_chipset (ide_drive_t *drive, u8 xferspeed) } if (speed < XFER_SW_DMA_0) { - pci_write_config_byte(dev, (drive_pci), AP|TA); - pci_write_config_byte(dev, (drive_pci)|0x01, BP|TB); + /* + * preserve SYNC_INT / ERDDY_EN bits while clearing + * Prefetch_EN / IORDY_EN / PA[3:0] bits of register A + */ + AP &= ~0x3f; + if (drive->id->capability & 4) + AP |= 0x20; /* set IORDY_EN bit */ + if (drive->media == ide_disk) + AP |= 0x10; /* set Prefetch_EN bit */ + /* clear PB[4:0] bits of register B */ + BP &= ~0x1f; + pci_write_config_byte(dev, drive_pci, AP | TA); + pci_write_config_byte(dev, drive_pci + 1, BP | TB); } else { - pci_write_config_byte(dev, (drive_pci)|0x01, BP|TB); - pci_write_config_byte(dev, (drive_pci)|0x02, CP|TC); + /* clear MB[2:0] bits of register B */ + BP &= ~0xe0; + /* clear MC[3:0] bits of register C */ + CP &= ~0x0f; + pci_write_config_byte(dev, drive_pci + 1, BP | TB); + pci_write_config_byte(dev, drive_pci + 2, CP | TC); } #if PDC202XX_DEBUG_DRIVE_INFO printk(KERN_DEBUG "%s: %s drive%d 0x%08x ", drive->name, ide_xfer_verbose(speed), drive->dn, drive_conf); - pci_read_config_dword(dev, drive_pci, &drive_conf); + pci_read_config_dword(dev, drive_pci, &drive_conf); printk("0x%08x\n", drive_conf); -#endif /* PDC202XX_DEBUG_DRIVE_INFO */ +#endif - return (ide_config_drive_speed(drive, speed)); + return ide_config_drive_speed(drive, speed); } - static void pdc202xx_tune_drive(ide_drive_t *drive, u8 pio) { - pio = ide_get_best_pio_mode(drive, pio, 4, NULL); + pio = ide_get_best_pio_mode(drive, pio, 4); pdc202xx_tune_chipset(drive, XFER_PIO_0 + pio); } static u8 pdc202xx_old_cable_detect (ide_hwif_t *hwif) { u16 CIS = 0, mask = (hwif->channel) ? (1<<11) : (1<<10); + pci_read_config_word(hwif->pci_dev, 0x50, &CIS); - return (CIS & mask) ? 1 : 0; + + return (CIS & mask) ? ATA_CBL_PATA40 : ATA_CBL_PATA80; } /* * Set the control register to use the 66MHz system * clock for UDMA 3/4/5 mode operation when necessary. * + * FIXME: this register is shared by both channels, some locking is needed + * * It may also be possible to leave the 66MHz clock on * and readjust the timing parameters. */ @@ -253,78 +183,11 @@ static void pdc_old_disable_66MHz_clock(ide_hwif_t *hwif) outb(clock & ~(hwif->channel ? 0x08 : 0x02), clock_reg); } -static int config_chipset_for_dma (ide_drive_t *drive) -{ - struct hd_driveid *id = drive->id; - ide_hwif_t *hwif = HWIF(drive); - struct pci_dev *dev = hwif->pci_dev; - u32 drive_conf = 0; - u8 drive_pci = 0x60 + (drive->dn << 2); - u8 test1 = 0, test2 = 0, speed = -1; - u8 AP = 0, cable = 0; - - u8 ultra_66 = ((id->dma_ultra & 0x0010) || - (id->dma_ultra & 0x0008)) ? 1 : 0; - - if (dev->device != PCI_DEVICE_ID_PROMISE_20246) - cable = pdc202xx_old_cable_detect(hwif); - else - ultra_66 = 0; - - if (ultra_66 && cable) { - printk(KERN_WARNING "Warning: %s channel requires an 80-pin cable for operation.\n", hwif->channel ? "Secondary":"Primary"); - printk(KERN_WARNING "%s reduced to Ultra33 mode.\n", drive->name); - } - - if (dev->device != PCI_DEVICE_ID_PROMISE_20246) - pdc_old_disable_66MHz_clock(drive->hwif); - - drive_pci = 0x60 + (drive->dn << 2); - pci_read_config_dword(dev, drive_pci, &drive_conf); - if ((drive_conf != 0x004ff304) && (drive_conf != 0x004ff3c4)) - goto chipset_is_set; - - pci_read_config_byte(dev, drive_pci, &test1); - if (!(test1 & SYNC_ERRDY_EN)) { - if (drive->select.b.unit & 0x01) { - pci_read_config_byte(dev, drive_pci - 4, &test2); - if ((test2 & SYNC_ERRDY_EN) && - !(test1 & SYNC_ERRDY_EN)) { - pci_write_config_byte(dev, drive_pci, - test1|SYNC_ERRDY_EN); - } - } else { - pci_write_config_byte(dev, drive_pci, - test1|SYNC_ERRDY_EN); - } - } - -chipset_is_set: - - pci_read_config_byte(dev, (drive_pci), &AP); - if (id->capability & 4) /* IORDY_EN */ - pci_write_config_byte(dev, (drive_pci), AP|IORDY_EN); - pci_read_config_byte(dev, (drive_pci), &AP); - if (drive->media == ide_disk) /* PREFETCH_EN */ - pci_write_config_byte(dev, (drive_pci), AP|PREFETCH_EN); - - speed = ide_dma_speed(drive, pdc202xx_ratemask(drive)); - - if (!(speed)) { - /* restore original pci-config space */ - pci_write_config_dword(dev, drive_pci, drive_conf); - return 0; - } - - (void) hwif->speedproc(drive, speed); - return ide_dma_enable(drive); -} - static int pdc202xx_config_drive_xfer_rate (ide_drive_t *drive) { drive->init_speed = 0; - if (ide_use_dma(drive) && config_chipset_for_dma(drive)) + if (ide_tune_dma(drive)) return 0; if (ide_use_fast_pio(drive)) @@ -406,18 +269,24 @@ somebody_else: return (dma_stat & 4) == 4; /* return 1 if INTR asserted */ } -static int pdc202xx_ide_dma_lostirq(ide_drive_t *drive) +static void pdc202xx_dma_lost_irq(ide_drive_t *drive) { - if (HWIF(drive)->resetproc != NULL) - HWIF(drive)->resetproc(drive); - return __ide_dma_lostirq(drive); + ide_hwif_t *hwif = HWIF(drive); + + if (hwif->resetproc != NULL) + hwif->resetproc(drive); + + ide_dma_lost_irq(drive); } -static int pdc202xx_ide_dma_timeout(ide_drive_t *drive) +static void pdc202xx_dma_timeout(ide_drive_t *drive) { - if (HWIF(drive)->resetproc != NULL) - HWIF(drive)->resetproc(drive); - return __ide_dma_timeout(drive); + ide_hwif_t *hwif = HWIF(drive); + + if (hwif->resetproc != NULL) + hwif->resetproc(drive); + + ide_dma_timeout(drive); } static void pdc202xx_reset_host (ide_hwif_t *hwif) @@ -447,14 +316,6 @@ static void pdc202xx_reset (ide_drive_t *drive) static unsigned int __devinit init_chipset_pdc202xx(struct pci_dev *dev, const char *name) { - /* This doesn't appear needed */ - if (dev->resource[PCI_ROM_RESOURCE].start) { - pci_write_config_dword(dev, PCI_ROM_ADDRESS, - dev->resource[PCI_ROM_RESOURCE].start | PCI_ROM_ADDRESS_ENABLE); - printk(KERN_INFO "%s: ROM enabled at 0x%08lx\n", name, - (unsigned long)dev->resource[PCI_ROM_RESOURCE].start); - } - return dev->irq; } @@ -478,7 +339,7 @@ static void __devinit init_hwif_pdc202xx(ide_hwif_t *hwif) hwif->drives[0].autotune = hwif->drives[1].autotune = 1; - hwif->ultra_mask = 0x3f; + hwif->ultra_mask = hwif->cds->udma_mask; hwif->mwdma_mask = 0x07; hwif->swdma_mask = 0x07; hwif->atapi_dma = 1; @@ -486,12 +347,13 @@ static void __devinit init_hwif_pdc202xx(ide_hwif_t *hwif) hwif->err_stops_fifo = 1; hwif->ide_dma_check = &pdc202xx_config_drive_xfer_rate; - hwif->ide_dma_lostirq = &pdc202xx_ide_dma_lostirq; - hwif->ide_dma_timeout = &pdc202xx_ide_dma_timeout; + hwif->dma_lost_irq = &pdc202xx_dma_lost_irq; + hwif->dma_timeout = &pdc202xx_dma_timeout; if (hwif->pci_dev->device != PCI_DEVICE_ID_PROMISE_20246) { - if (!(hwif->udma_four)) - hwif->udma_four = (pdc202xx_old_cable_detect(hwif)) ? 0 : 1; + if (hwif->cbl != ATA_CBL_PATA40_SHORT) + hwif->cbl = pdc202xx_old_cable_detect(hwif); + hwif->dma_start = &pdc202xx_old_ide_dma_start; hwif->ide_dma_end = &pdc202xx_old_ide_dma_end; } @@ -500,10 +362,6 @@ static void __devinit init_hwif_pdc202xx(ide_hwif_t *hwif) if (!noautodma) hwif->autodma = 1; hwif->drives[0].autodma = hwif->drives[1].autodma = hwif->autodma; -#if PDC202_DEBUG_CABLE - printk(KERN_DEBUG "%s: %s-pin cable\n", - hwif->name, hwif->udma_four ? "80" : "40"); -#endif /* PDC202_DEBUG_CABLE */ } static void __devinit init_dma_pdc202xx(ide_hwif_t *hwif, unsigned long dmabase) @@ -583,50 +441,55 @@ static ide_pci_device_t pdc202xx_chipsets[] __devinitdata = { .init_chipset = init_chipset_pdc202xx, .init_hwif = init_hwif_pdc202xx, .init_dma = init_dma_pdc202xx, - .channels = 2, .autodma = AUTODMA, .bootable = OFF_BOARD, .extra = 16, + .pio_mask = ATA_PIO4, + .udma_mask = 0x07, /* udma0-2 */ },{ /* 1 */ .name = "PDC20262", .init_setup = init_setup_pdc202ata4, .init_chipset = init_chipset_pdc202xx, .init_hwif = init_hwif_pdc202xx, .init_dma = init_dma_pdc202xx, - .channels = 2, .autodma = AUTODMA, .bootable = OFF_BOARD, .extra = 48, + .pio_mask = ATA_PIO4, + .udma_mask = 0x1f, /* udma0-4 */ },{ /* 2 */ .name = "PDC20263", .init_setup = init_setup_pdc202ata4, .init_chipset = init_chipset_pdc202xx, .init_hwif = init_hwif_pdc202xx, .init_dma = init_dma_pdc202xx, - .channels = 2, .autodma = AUTODMA, .bootable = OFF_BOARD, .extra = 48, + .pio_mask = ATA_PIO4, + .udma_mask = 0x1f, /* udma0-4 */ },{ /* 3 */ .name = "PDC20265", .init_setup = init_setup_pdc20265, .init_chipset = init_chipset_pdc202xx, .init_hwif = init_hwif_pdc202xx, .init_dma = init_dma_pdc202xx, - .channels = 2, .autodma = AUTODMA, .bootable = OFF_BOARD, .extra = 48, + .pio_mask = ATA_PIO4, + .udma_mask = 0x3f, /* udma0-5 */ },{ /* 4 */ .name = "PDC20267", .init_setup = init_setup_pdc202xx, .init_chipset = init_chipset_pdc202xx, .init_hwif = init_hwif_pdc202xx, .init_dma = init_dma_pdc202xx, - .channels = 2, .autodma = AUTODMA, .bootable = OFF_BOARD, .extra = 48, + .pio_mask = ATA_PIO4, + .udma_mask = 0x3f, /* udma0-5 */ } }; diff --git a/drivers/ide/pci/piix.c b/drivers/ide/pci/piix.c index 061d300ab8b..4f69cd067e5 100644 --- a/drivers/ide/pci/piix.c +++ b/drivers/ide/pci/piix.c @@ -1,5 +1,5 @@ /* - * linux/drivers/ide/pci/piix.c Version 0.47 February 8, 2007 + * linux/drivers/ide/pci/piix.c Version 0.50 Jun 10, 2007 * * Copyright (C) 1998-1999 Andrzej Krzysztofowicz, Author and Maintainer * Copyright (C) 1998-2000 Andre Hedrick <andre@linux-ide.org> @@ -106,68 +106,6 @@ static int no_piix_dma; /** - * piix_ratemask - compute rate mask for PIIX IDE - * @drive: IDE drive to compute for - * - * Returns the available modes for the PIIX IDE controller. - */ - -static u8 piix_ratemask (ide_drive_t *drive) -{ - struct pci_dev *dev = HWIF(drive)->pci_dev; - u8 mode; - - switch(dev->device) { - case PCI_DEVICE_ID_INTEL_82801EB_1: - mode = 3; - break; - /* UDMA 100 capable */ - case PCI_DEVICE_ID_INTEL_82801BA_8: - case PCI_DEVICE_ID_INTEL_82801BA_9: - case PCI_DEVICE_ID_INTEL_82801CA_10: - case PCI_DEVICE_ID_INTEL_82801CA_11: - case PCI_DEVICE_ID_INTEL_82801E_11: - case PCI_DEVICE_ID_INTEL_82801DB_1: - case PCI_DEVICE_ID_INTEL_82801DB_10: - case PCI_DEVICE_ID_INTEL_82801DB_11: - case PCI_DEVICE_ID_INTEL_82801EB_11: - case PCI_DEVICE_ID_INTEL_ESB_2: - case PCI_DEVICE_ID_INTEL_ICH6_19: - case PCI_DEVICE_ID_INTEL_ICH7_21: - case PCI_DEVICE_ID_INTEL_ESB2_18: - case PCI_DEVICE_ID_INTEL_ICH8_6: - mode = 3; - break; - /* UDMA 66 capable */ - case PCI_DEVICE_ID_INTEL_82801AA_1: - case PCI_DEVICE_ID_INTEL_82372FB_1: - mode = 2; - break; - /* UDMA 33 capable */ - case PCI_DEVICE_ID_INTEL_82371AB: - case PCI_DEVICE_ID_INTEL_82443MX_1: - case PCI_DEVICE_ID_INTEL_82451NX: - case PCI_DEVICE_ID_INTEL_82801AB_1: - return 1; - /* Non UDMA capable (MWDMA2) */ - case PCI_DEVICE_ID_INTEL_82371SB_1: - case PCI_DEVICE_ID_INTEL_82371FB_1: - case PCI_DEVICE_ID_INTEL_82371FB_0: - case PCI_DEVICE_ID_INTEL_82371MX: - default: - return 0; - } - - /* - * If we are UDMA66 capable fall back to UDMA33 - * if the drive cannot see an 80pin cable. - */ - if (!eighty_ninty_three(drive)) - mode = min_t(u8, mode, 1); - return mode; -} - -/** * piix_dma_2_pio - return the PIO mode matching DMA * @xfer_rate: transfer speed * @@ -281,7 +219,7 @@ static void piix_tune_pio (ide_drive_t *drive, u8 pio) */ static void piix_tune_drive (ide_drive_t *drive, u8 pio) { - pio = ide_get_best_pio_mode(drive, pio, 4, NULL); + pio = ide_get_best_pio_mode(drive, pio, 4); piix_tune_pio(drive, pio); (void) ide_config_drive_speed(drive, XFER_PIO_0 + pio); } @@ -301,7 +239,7 @@ static int piix_tune_chipset (ide_drive_t *drive, u8 xferspeed) ide_hwif_t *hwif = HWIF(drive); struct pci_dev *dev = hwif->pci_dev; u8 maslave = hwif->channel ? 0x42 : 0x40; - u8 speed = ide_rate_filter(piix_ratemask(drive), xferspeed); + u8 speed = ide_rate_filter(drive, xferspeed); int a_speed = 3 << (drive->dn * 4); int u_flag = 1 << drive->dn; int v_flag = 0x01 << drive->dn; @@ -366,30 +304,6 @@ static int piix_tune_chipset (ide_drive_t *drive, u8 xferspeed) } /** - * piix_config_drive_for_dma - configure drive for DMA - * @drive: IDE drive to configure - * - * Set up a PIIX interface channel for the best available speed. - * We prefer UDMA if it is available and then MWDMA. If DMA is - * not available we switch to PIO and return 0. - */ - -static int piix_config_drive_for_dma (ide_drive_t *drive) -{ - u8 speed = ide_dma_speed(drive, piix_ratemask(drive)); - - /* - * If no DMA speed was available or the chipset has DMA bugs - * then disable DMA and use PIO - */ - if (!speed) - return 0; - - (void) piix_tune_chipset(drive, speed); - return ide_dma_enable(drive); -} - -/** * piix_config_drive_xfer_rate - set up an IDE device * @drive: IDE drive to configure * @@ -401,7 +315,7 @@ static int piix_config_drive_xfer_rate (ide_drive_t *drive) { drive->init_speed = 0; - if (ide_use_dma(drive) && piix_config_drive_for_dma(drive)) + if (ide_tune_dma(drive)) return 0; if (ide_use_fast_pio(drive)) @@ -480,14 +394,45 @@ static void piix_dma_clear_irq(ide_drive_t *drive) hwif->OUTB(dma_stat, hwif->dma_status); } -static int __devinit piix_cable_detect(ide_hwif_t *hwif) +struct ich_laptop { + u16 device; + u16 subvendor; + u16 subdevice; +}; + +/* + * List of laptops that use short cables rather than 80 wire + */ + +static const struct ich_laptop ich_laptop[] = { + /* devid, subvendor, subdev */ + { 0x27DF, 0x0005, 0x0280 }, /* ICH7 on Acer 5602WLMi */ + { 0x27DF, 0x1025, 0x0110 }, /* ICH7 on Acer 3682WLMi */ + { 0x27DF, 0x1043, 0x1267 }, /* ICH7 on Asus W5F */ + { 0x24CA, 0x1025, 0x0061 }, /* ICH4 on Acer Aspire 2023WLMi */ + /* end marker */ + { 0, } +}; + +static u8 __devinit piix_cable_detect(ide_hwif_t *hwif) { - struct pci_dev *dev = hwif->pci_dev; + struct pci_dev *pdev = hwif->pci_dev; + const struct ich_laptop *lap = &ich_laptop[0]; u8 reg54h = 0, mask = hwif->channel ? 0xc0 : 0x30; - pci_read_config_byte(dev, 0x54, ®54h); + /* check for specials */ + while (lap->device) { + if (lap->device == pdev->device && + lap->subvendor == pdev->subsystem_vendor && + lap->subdevice == pdev->subsystem_device) { + return ATA_CBL_PATA40_SHORT; + } + lap++; + } + + pci_read_config_byte(pdev, 0x54, ®54h); - return (reg54h & mask) ? 1 : 0; + return (reg54h & mask) ? ATA_CBL_PATA80 : ATA_CBL_PATA40; } /** @@ -524,26 +469,14 @@ static void __devinit init_hwif_piix(ide_hwif_t *hwif) hwif->ide_dma_clear_irq = &piix_dma_clear_irq; hwif->atapi_dma = 1; - hwif->ultra_mask = 0x3f; + + hwif->ultra_mask = hwif->cds->udma_mask; hwif->mwdma_mask = 0x06; hwif->swdma_mask = 0x04; - switch(hwif->pci_dev->device) { - case PCI_DEVICE_ID_INTEL_82371FB_0: - case PCI_DEVICE_ID_INTEL_82371FB_1: - case PCI_DEVICE_ID_INTEL_82371SB_1: - hwif->ultra_mask = 0x80; - break; - case PCI_DEVICE_ID_INTEL_82371AB: - case PCI_DEVICE_ID_INTEL_82443MX_1: - case PCI_DEVICE_ID_INTEL_82451NX: - case PCI_DEVICE_ID_INTEL_82801AB_1: - hwif->ultra_mask = 0x07; - break; - default: - if (!hwif->udma_four) - hwif->udma_four = piix_cable_detect(hwif); - break; + if (hwif->ultra_mask & 0x78) { + if (hwif->cbl != ATA_CBL_PATA40_SHORT) + hwif->cbl = piix_cable_detect(hwif); } if (no_piix_dma) @@ -557,20 +490,21 @@ static void __devinit init_hwif_piix(ide_hwif_t *hwif) hwif->drives[0].autodma = hwif->autodma; } -#define DECLARE_PIIX_DEV(name_str) \ +#define DECLARE_PIIX_DEV(name_str, udma) \ { \ .name = name_str, \ .init_chipset = init_chipset_piix, \ .init_hwif = init_hwif_piix, \ - .channels = 2, \ .autodma = AUTODMA, \ .enablebits = {{0x41,0x80,0x80}, {0x43,0x80,0x80}}, \ .bootable = ON_BOARD, \ + .pio_mask = ATA_PIO4, \ + .udma_mask = udma, \ } static ide_pci_device_t piix_pci_info[] __devinitdata = { - /* 0 */ DECLARE_PIIX_DEV("PIIXa"), - /* 1 */ DECLARE_PIIX_DEV("PIIXb"), + /* 0 */ DECLARE_PIIX_DEV("PIIXa", 0x00), /* no udma */ + /* 1 */ DECLARE_PIIX_DEV("PIIXb", 0x00), /* no udma */ /* 2 */ { /* @@ -580,35 +514,35 @@ static ide_pci_device_t piix_pci_info[] __devinitdata = { */ .name = "MPIIX", .init_hwif = init_hwif_piix, - .channels = 2, .autodma = NODMA, .enablebits = {{0x6d,0xc0,0x80}, {0x6d,0xc0,0xc0}}, .bootable = ON_BOARD, - .flags = IDEPCI_FLAG_ISA_PORTS + .host_flags = IDE_HFLAG_ISA_PORTS, + .pio_mask = ATA_PIO4, }, - /* 3 */ DECLARE_PIIX_DEV("PIIX3"), - /* 4 */ DECLARE_PIIX_DEV("PIIX4"), - /* 5 */ DECLARE_PIIX_DEV("ICH0"), - /* 6 */ DECLARE_PIIX_DEV("PIIX4"), - /* 7 */ DECLARE_PIIX_DEV("ICH"), - /* 8 */ DECLARE_PIIX_DEV("PIIX4"), - /* 9 */ DECLARE_PIIX_DEV("PIIX4"), - /* 10 */ DECLARE_PIIX_DEV("ICH2"), - /* 11 */ DECLARE_PIIX_DEV("ICH2M"), - /* 12 */ DECLARE_PIIX_DEV("ICH3M"), - /* 13 */ DECLARE_PIIX_DEV("ICH3"), - /* 14 */ DECLARE_PIIX_DEV("ICH4"), - /* 15 */ DECLARE_PIIX_DEV("ICH5"), - /* 16 */ DECLARE_PIIX_DEV("C-ICH"), - /* 17 */ DECLARE_PIIX_DEV("ICH4"), - /* 18 */ DECLARE_PIIX_DEV("ICH5-SATA"), - /* 19 */ DECLARE_PIIX_DEV("ICH5"), - /* 20 */ DECLARE_PIIX_DEV("ICH6"), - /* 21 */ DECLARE_PIIX_DEV("ICH7"), - /* 22 */ DECLARE_PIIX_DEV("ICH4"), - /* 23 */ DECLARE_PIIX_DEV("ESB2"), - /* 24 */ DECLARE_PIIX_DEV("ICH8M"), + /* 3 */ DECLARE_PIIX_DEV("PIIX3", 0x00), /* no udma */ + /* 4 */ DECLARE_PIIX_DEV("PIIX4", 0x07), /* udma0-2 */ + /* 5 */ DECLARE_PIIX_DEV("ICH0", 0x07), /* udma0-2 */ + /* 6 */ DECLARE_PIIX_DEV("PIIX4", 0x07), /* udma0-2 */ + /* 7 */ DECLARE_PIIX_DEV("ICH", 0x1f), /* udma0-4 */ + /* 8 */ DECLARE_PIIX_DEV("PIIX4", 0x1f), /* udma0-4 */ + /* 9 */ DECLARE_PIIX_DEV("PIIX4", 0x07), /* udma0-2 */ + /* 10 */ DECLARE_PIIX_DEV("ICH2", 0x3f), /* udma0-5 */ + /* 11 */ DECLARE_PIIX_DEV("ICH2M", 0x3f), /* udma0-5 */ + /* 12 */ DECLARE_PIIX_DEV("ICH3M", 0x3f), /* udma0-5 */ + /* 13 */ DECLARE_PIIX_DEV("ICH3", 0x3f), /* udma0-5 */ + /* 14 */ DECLARE_PIIX_DEV("ICH4", 0x3f), /* udma0-5 */ + /* 15 */ DECLARE_PIIX_DEV("ICH5", 0x3f), /* udma0-5 */ + /* 16 */ DECLARE_PIIX_DEV("C-ICH", 0x3f), /* udma0-5 */ + /* 17 */ DECLARE_PIIX_DEV("ICH4", 0x3f), /* udma0-5 */ + /* 18 */ DECLARE_PIIX_DEV("ICH5-SATA", 0x3f), /* udma0-5 */ + /* 19 */ DECLARE_PIIX_DEV("ICH5", 0x3f), /* udma0-5 */ + /* 20 */ DECLARE_PIIX_DEV("ICH6", 0x3f), /* udma0-5 */ + /* 21 */ DECLARE_PIIX_DEV("ICH7", 0x3f), /* udma0-5 */ + /* 22 */ DECLARE_PIIX_DEV("ICH4", 0x3f), /* udma0-5 */ + /* 23 */ DECLARE_PIIX_DEV("ESB2", 0x3f), /* udma0-5 */ + /* 24 */ DECLARE_PIIX_DEV("ICH8M", 0x3f), /* udma0-5 */ }; /** @@ -638,18 +572,16 @@ static void __devinit piix_check_450nx(void) { struct pci_dev *pdev = NULL; u16 cfg; - u8 rev; while((pdev=pci_get_device(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82454NX, pdev))!=NULL) { /* Look for 450NX PXB. Check for problem configurations A PCI quirk checks bit 6 already */ - pci_read_config_byte(pdev, PCI_REVISION_ID, &rev); pci_read_config_word(pdev, 0x41, &cfg); /* Only on the original revision: IDE DMA can hang */ - if(rev == 0x00) + if (pdev->revision == 0x00) no_piix_dma = 1; /* On all revisions below 5 PXB bus lock must be disabled for IDE */ - else if(cfg & (1<<14) && rev < 5) + else if (cfg & (1<<14) && pdev->revision < 5) no_piix_dma = 2; } if(no_piix_dma) diff --git a/drivers/ide/pci/rz1000.c b/drivers/ide/pci/rz1000.c index f8c95469014..10e1ae7a4a0 100644 --- a/drivers/ide/pci/rz1000.c +++ b/drivers/ide/pci/rz1000.c @@ -52,7 +52,6 @@ static void __devinit init_hwif_rz1000 (ide_hwif_t *hwif) static ide_pci_device_t rz1000_chipset __devinitdata = { .name = "RZ100x", .init_hwif = init_hwif_rz1000, - .channels = 2, .autodma = NODMA, .bootable = ON_BOARD, }; diff --git a/drivers/ide/pci/sc1200.c b/drivers/ide/pci/sc1200.c index b5ae0c50e21..9bdc9694d50 100644 --- a/drivers/ide/pci/sc1200.c +++ b/drivers/ide/pci/sc1200.c @@ -1,7 +1,9 @@ /* - * linux/drivers/ide/pci/sc1200.c Version 0.91 28-Jan-2003 + * linux/drivers/ide/pci/sc1200.c Version 0.95 Jun 16 2007 * * Copyright (C) 2000-2002 Mark Lord <mlord@pobox.com> + * Copyright (C) 2007 Bartlomiej Zolnierkiewicz + * * May be copied or modified under the terms of the GNU General Public License * * Development of this chipset driver was funded @@ -93,64 +95,50 @@ static const unsigned int sc1200_pio_timings[4][5] = */ //#define SC1200_BAD_PIO(timings) (((timings)&~0x80000000)==0x00009172) -static int sc1200_autoselect_dma_mode (ide_drive_t *drive) +static void sc1200_tunepio(ide_drive_t *drive, u8 pio) { - int udma_ok = 1, mode = 0; - ide_hwif_t *hwif = HWIF(drive); - int unit = drive->select.b.unit; - ide_drive_t *mate = &hwif->drives[unit^1]; - struct hd_driveid *id = drive->id; - - /* - * The SC1200 specifies that two drives sharing a cable cannot - * mix UDMA/MDMA. It has to be one or the other, for the pair, - * though different timings can still be chosen for each drive. - * We could set the appropriate timing bits on the fly, - * but that might be a bit confusing. So, for now we statically - * handle this requirement by looking at our mate drive to see - * what it is capable of, before choosing a mode for our own drive. - */ - if (mate->present) { - struct hd_driveid *mateid = mate->id; - if (mateid && (mateid->capability & 1) && !__ide_dma_bad_drive(mate)) { - if ((mateid->field_valid & 4) && (mateid->dma_ultra & 7)) - udma_ok = 1; - else if ((mateid->field_valid & 2) && (mateid->dma_mword & 7)) - udma_ok = 0; - else - udma_ok = 1; - } - } - /* - * Now see what the current drive is capable of, - * selecting UDMA only if the mate said it was ok. - */ - if (id && (id->capability & 1) && hwif->autodma && !__ide_dma_bad_drive(drive)) { - if (udma_ok && (id->field_valid & 4) && (id->dma_ultra & 7)) { - if (id->dma_ultra & 4) - mode = XFER_UDMA_2; - else if (id->dma_ultra & 2) - mode = XFER_UDMA_1; - else if (id->dma_ultra & 1) - mode = XFER_UDMA_0; - } - if (!mode && (id->field_valid & 2) && (id->dma_mword & 7)) { - if (id->dma_mword & 4) - mode = XFER_MW_DMA_2; - else if (id->dma_mword & 2) - mode = XFER_MW_DMA_1; - else if (id->dma_mword & 1) - mode = XFER_MW_DMA_0; - } - } - return mode; + ide_hwif_t *hwif = drive->hwif; + struct pci_dev *pdev = hwif->pci_dev; + unsigned int basereg = hwif->channel ? 0x50 : 0x40, format = 0; + + pci_read_config_dword(pdev, basereg + 4, &format); + format = (format >> 31) & 1; + if (format) + format += sc1200_get_pci_clock(); + pci_write_config_dword(pdev, basereg + ((drive->dn & 1) << 3), + sc1200_pio_timings[format][pio]); } /* - * sc1200_config_dma2() handles selection/setting of DMA/UDMA modes - * for both the chipset and drive. + * The SC1200 specifies that two drives sharing a cable cannot mix + * UDMA/MDMA. It has to be one or the other, for the pair, though + * different timings can still be chosen for each drive. We could + * set the appropriate timing bits on the fly, but that might be + * a bit confusing. So, for now we statically handle this requirement + * by looking at our mate drive to see what it is capable of, before + * choosing a mode for our own drive. */ -static int sc1200_config_dma2 (ide_drive_t *drive, int mode) +static u8 sc1200_udma_filter(ide_drive_t *drive) +{ + ide_hwif_t *hwif = drive->hwif; + ide_drive_t *mate = &hwif->drives[(drive->dn & 1) ^ 1]; + struct hd_driveid *mateid = mate->id; + u8 mask = hwif->ultra_mask; + + if (mate->present == 0) + goto out; + + if ((mateid->capability & 1) && __ide_dma_bad_drive(mate) == 0) { + if ((mateid->field_valid & 4) && (mateid->dma_ultra & 7)) + goto out; + if ((mateid->field_valid & 2) && (mateid->dma_mword & 7)) + mask = 0; + } +out: + return mask; +} + +static int sc1200_tune_chipset(ide_drive_t *drive, u8 mode) { ide_hwif_t *hwif = HWIF(drive); int unit = drive->select.b.unit; @@ -158,20 +146,26 @@ static int sc1200_config_dma2 (ide_drive_t *drive, int mode) unsigned short pci_clock; unsigned int basereg = hwif->channel ? 0x50 : 0x40; - /* - * Default to DMA-off in case we run into trouble here. - */ - hwif->dma_off_quietly(drive); /* turn off DMA while we fiddle */ - outb(inb(hwif->dma_base+2)&~(unit?0x40:0x20), hwif->dma_base+2); /* clear DMA_capable bit */ + mode = ide_rate_filter(drive, mode); /* * Tell the drive to switch to the new mode; abort on failure. */ - if (!mode || sc1200_set_xfer_mode(drive, mode)) { + if (sc1200_set_xfer_mode(drive, mode)) { printk("SC1200: set xfer mode failure\n"); return 1; /* failure */ } + switch (mode) { + case XFER_PIO_4: + case XFER_PIO_3: + case XFER_PIO_2: + case XFER_PIO_1: + case XFER_PIO_0: + sc1200_tunepio(drive, mode - XFER_PIO_0); + return 0; + } + pci_clock = sc1200_get_pci_clock(); /* @@ -224,11 +218,9 @@ static int sc1200_config_dma2 (ide_drive_t *drive, int mode) case PCI_CLK_66: timings = 0x00015151; break; } break; - } - - if (timings == 0) { - printk("%s: sc1200_config_dma: huh? mode=%02x clk=%x \n", drive->name, mode, pci_clock); - return 1; /* failure */ + default: + BUG(); + break; } if (unit == 0) { /* are we configuring drive0? */ @@ -239,8 +231,6 @@ static int sc1200_config_dma2 (ide_drive_t *drive, int mode) pci_write_config_dword(hwif->pci_dev, basereg+12, timings); } - outb(inb(hwif->dma_base+2)|(unit?0x40:0x20), hwif->dma_base+2); /* set DMA_capable bit */ - return 0; /* success */ } @@ -250,7 +240,10 @@ static int sc1200_config_dma2 (ide_drive_t *drive, int mode) */ static int sc1200_config_dma (ide_drive_t *drive) { - return sc1200_config_dma2(drive, sc1200_autoselect_dma_mode(drive)); + if (ide_tune_dma(drive)) + return 0; + + return 1; } @@ -290,10 +283,11 @@ static int sc1200_ide_dma_end (ide_drive_t *drive) static void sc1200_tuneproc (ide_drive_t *drive, byte pio) /* mode=255 means "autotune" */ { ide_hwif_t *hwif = HWIF(drive); - unsigned int format; - static byte modes[5] = {XFER_PIO_0, XFER_PIO_1, XFER_PIO_2, XFER_PIO_3, XFER_PIO_4}; int mode = -1; + /* + * bad abuse of ->tuneproc interface + */ switch (pio) { case 200: mode = XFER_UDMA_0; break; case 201: mode = XFER_UDMA_1; break; @@ -304,20 +298,17 @@ static void sc1200_tuneproc (ide_drive_t *drive, byte pio) /* mode=255 means "au } if (mode != -1) { printk("SC1200: %s: changing (U)DMA mode\n", drive->name); - (void)sc1200_config_dma2(drive, mode); + hwif->dma_off_quietly(drive); + if (sc1200_tune_chipset(drive, mode) == 0) + hwif->dma_host_on(drive); return; } - pio = ide_get_best_pio_mode(drive, pio, 4, NULL); + pio = ide_get_best_pio_mode(drive, pio, 4); printk("SC1200: %s: setting PIO mode%d\n", drive->name, pio); - if (!sc1200_set_xfer_mode(drive, modes[pio])) { - unsigned int basereg = hwif->channel ? 0x50 : 0x40; - pci_read_config_dword (hwif->pci_dev, basereg+4, &format); - format = (format >> 31) & 1; - if (format) - format += sc1200_get_pci_clock(); - pci_write_config_dword(hwif->pci_dev, basereg + (drive->select.b.unit << 3), sc1200_pio_timings[format][pio]); - } + + if (sc1200_set_xfer_mode(drive, XFER_PIO_0 + pio) == 0) + sc1200_tunepio(drive, pio); } #ifdef CONFIG_PM @@ -399,7 +390,7 @@ static int sc1200_resume (struct pci_dev *dev) // loop over all interfaces that are part of this pci device: // while ((hwif = lookup_pci_dev(hwif, dev)) != NULL) { - unsigned int basereg, r, d, format; + unsigned int basereg, r; sc1200_saved_state_t *ss = (sc1200_saved_state_t *)hwif->config_data; // @@ -411,41 +402,6 @@ static int sc1200_resume (struct pci_dev *dev) pci_write_config_dword(hwif->pci_dev, basereg + (r<<2), ss->regs[r]); } } - // - // Re-program drive PIO modes - // - pci_read_config_dword(hwif->pci_dev, basereg+4, &format); - format = (format >> 31) & 1; - if (format) - format += sc1200_get_pci_clock(); - for (d = 0; d < 2; ++d) { - ide_drive_t *drive = &(hwif->drives[d]); - if (drive->present) { - unsigned int pio, timings; - pci_read_config_dword(hwif->pci_dev, basereg+(drive->select.b.unit << 3), &timings); - for (pio = 0; pio <= 4; ++pio) { - if (sc1200_pio_timings[format][pio] == timings) - break; - } - if (pio > 4) - pio = 255; /* autotune */ - (void)sc1200_tuneproc(drive, pio); - } - } - // - // Re-program drive DMA modes - // - for (d = 0; d < MAX_DRIVES; ++d) { - ide_drive_t *drive = &(hwif->drives[d]); - if (drive->present && !__ide_dma_bad_drive(drive)) { - int was_using_dma = drive->using_dma; - hwif->dma_off_quietly(drive); - sc1200_config_dma(drive); - if (!was_using_dma && drive->using_dma) { - hwif->dma_off_quietly(drive); - } - } - } } return 0; } @@ -461,11 +417,13 @@ static void __devinit init_hwif_sc1200 (ide_hwif_t *hwif) hwif->serialized = hwif->mate->serialized = 1; hwif->autodma = 0; if (hwif->dma_base) { + hwif->udma_filter = sc1200_udma_filter; hwif->ide_dma_check = &sc1200_config_dma; hwif->ide_dma_end = &sc1200_ide_dma_end; if (!noautodma) hwif->autodma = 1; hwif->tuneproc = &sc1200_tuneproc; + hwif->speedproc = &sc1200_tune_chipset; } hwif->atapi_dma = 1; hwif->ultra_mask = 0x07; @@ -478,9 +436,9 @@ static void __devinit init_hwif_sc1200 (ide_hwif_t *hwif) static ide_pci_device_t sc1200_chipset __devinitdata = { .name = "SC1200", .init_hwif = init_hwif_sc1200, - .channels = 2, .autodma = AUTODMA, .bootable = ON_BOARD, + .pio_mask = ATA_PIO4, }; static int __devinit sc1200_init_one(struct pci_dev *dev, const struct pci_device_id *id) diff --git a/drivers/ide/pci/scc_pata.c b/drivers/ide/pci/scc_pata.c index f84bf791f72..f668d235e6b 100644 --- a/drivers/ide/pci/scc_pata.c +++ b/drivers/ide/pci/scc_pata.c @@ -165,9 +165,9 @@ scc_ide_outbsync(ide_drive_t * drive, u8 addr, unsigned long port) ide_hwif_t *hwif = HWIF(drive); out_be32((void*)port, addr); - __asm__ __volatile__("eieio":::"memory"); + eieio(); in_be32((void*)(hwif->dma_base + 0x01c)); - __asm__ __volatile__("eieio":::"memory"); + eieio(); } static void @@ -190,23 +190,6 @@ scc_ide_outsl(unsigned long port, void *addr, u32 count) } /** - * scc_ratemask - Compute available modes - * @drive: IDE drive - * - * Compute the available speeds for the devices on the interface. - * Enforce UDMA33 as a limit if there is no 80pin cable present. - */ - -static u8 scc_ratemask(ide_drive_t *drive) -{ - u8 mode = 4; - - if (!eighty_ninty_three(drive)) - mode = min(mode, (u8)1); - return mode; -} - -/** * scc_tuneproc - tune a drive PIO mode * @drive: drive to tune * @mode_wanted: the target operating mode @@ -227,7 +210,7 @@ static void scc_tuneproc(ide_drive_t *drive, byte mode_wanted) unsigned char speed = XFER_PIO_0; int offset; - mode_wanted = ide_get_best_pio_mode(drive, mode_wanted, 4, NULL); + mode_wanted = ide_get_best_pio_mode(drive, mode_wanted, 4); switch (mode_wanted) { case 4: speed = XFER_PIO_4; @@ -273,7 +256,7 @@ static void scc_tuneproc(ide_drive_t *drive, byte mode_wanted) static int scc_tune_chipset(ide_drive_t *drive, byte xferspeed) { ide_hwif_t *hwif = HWIF(drive); - u8 speed = ide_rate_filter(scc_ratemask(drive), xferspeed); + u8 speed = ide_rate_filter(drive, xferspeed); struct scc_ports *ports = ide_get_hwifdata(hwif); unsigned long ctl_base = ports->ctl; unsigned long cckctrl_port = ctl_base + 0xff0; @@ -339,26 +322,6 @@ static int scc_tune_chipset(ide_drive_t *drive, byte xferspeed) } /** - * scc_config_chipset_for_dma - configure for DMA - * @drive: drive to configure - * - * Called by scc_config_drive_for_dma(). - */ - -static int scc_config_chipset_for_dma(ide_drive_t *drive) -{ - u8 speed = ide_dma_speed(drive, scc_ratemask(drive)); - - if (!speed) - return 0; - - if (scc_tune_chipset(drive, speed)) - return 0; - - return ide_dma_enable(drive); -} - -/** * scc_configure_drive_for_dma - set up for DMA transfers * @drive: drive we are going to set up * @@ -371,7 +334,7 @@ static int scc_config_chipset_for_dma(ide_drive_t *drive) static int scc_config_drive_for_dma(ide_drive_t *drive) { - if (ide_use_dma(drive) && scc_config_chipset_for_dma(drive)) + if (ide_tune_dma(drive)) return 0; if (ide_use_fast_pio(drive)) @@ -438,6 +401,33 @@ static int scc_ide_dma_end(ide_drive_t * drive) ide_hwif_t *hwif = HWIF(drive); unsigned long intsts_port = hwif->dma_base + 0x014; u32 reg; + int dma_stat, data_loss = 0; + static int retry = 0; + + /* errata A308 workaround: Step5 (check data loss) */ + /* We don't check non ide_disk because it is limited to UDMA4 */ + if (!(in_be32((void __iomem *)IDE_ALTSTATUS_REG) & ERR_STAT) && + drive->media == ide_disk && drive->current_speed > XFER_UDMA_4) { + reg = in_be32((void __iomem *)intsts_port); + if (!(reg & INTSTS_ACTEINT)) { + printk(KERN_WARNING "%s: operation failed (transfer data loss)\n", + drive->name); + data_loss = 1; + if (retry++) { + struct request *rq = HWGROUP(drive)->rq; + int unit; + /* ERROR_RESET and drive->crc_count are needed + * to reduce DMA transfer mode in retry process. + */ + if (rq) + rq->errors |= ERROR_RESET; + for (unit = 0; unit < MAX_DRIVES; unit++) { + ide_drive_t *drive = &hwif->drives[unit]; + drive->crc_count++; + } + } + } + } while (1) { reg = in_be32((void __iomem *)intsts_port); @@ -506,27 +496,25 @@ static int scc_ide_dma_end(ide_drive_t * drive) break; } - return __ide_dma_end(drive); + dma_stat = __ide_dma_end(drive); + if (data_loss) + dma_stat |= 2; /* emulate DMA error (to retry command) */ + return dma_stat; } /* returns 1 if dma irq issued, 0 otherwise */ static int scc_dma_test_irq(ide_drive_t *drive) { - ide_hwif_t *hwif = HWIF(drive); - u8 dma_stat = hwif->INB(hwif->dma_status); + ide_hwif_t *hwif = HWIF(drive); + u32 int_stat = in_be32((void __iomem *)hwif->dma_base + 0x014); - /* return 1 if INTR asserted */ - if ((dma_stat & 4) == 4) + /* SCC errata A252,A308 workaround: Step4 */ + if ((in_be32((void __iomem *)IDE_ALTSTATUS_REG) & ERR_STAT) && + (int_stat & INTSTS_INTRQ)) return 1; - /* Workaround for PTERADD: emulate DMA_INTR when - * - IDE_STATUS[ERR] = 1 - * - INT_STATUS[INTRQ] = 1 - * - DMA_STATUS[IORACTA] = 1 - */ - if (in_be32((void __iomem *)IDE_ALTSTATUS_REG) & ERR_STAT && - in_be32((void __iomem *)(hwif->dma_base + 0x014)) & INTSTS_INTRQ && - dma_stat & 1) + /* SCC errata A308 workaround: Step5 (polling IOIRQS) */ + if (int_stat & INTSTS_IOIRQS) return 1; if (!drive->waiting_for_dma) @@ -535,6 +523,21 @@ static int scc_dma_test_irq(ide_drive_t *drive) return 0; } +static u8 scc_udma_filter(ide_drive_t *drive) +{ + ide_hwif_t *hwif = drive->hwif; + u8 mask = hwif->ultra_mask; + + /* errata A308 workaround: limit non ide_disk drive to UDMA4 */ + if ((drive->media != ide_disk) && (mask & 0xE0)) { + printk(KERN_INFO "%s: limit %s to UDMA4\n", + SCC_PATA_NAME, drive->name); + mask = 0x1F; + } + + return mask; +} + /** * setup_mmio_scc - map CTRL/BMID region * @dev: PCI device we are configuring @@ -739,6 +742,7 @@ static void __devinit init_hwif_scc(ide_hwif_t *hwif) hwif->tuneproc = scc_tuneproc; hwif->ide_dma_check = scc_config_drive_for_dma; hwif->ide_dma_test_irq = scc_dma_test_irq; + hwif->udma_filter = scc_udma_filter; hwif->drives[0].autotune = IDE_TUNE_AUTO; hwif->drives[1].autotune = IDE_TUNE_AUTO; @@ -753,7 +757,7 @@ static void __devinit init_hwif_scc(ide_hwif_t *hwif) hwif->atapi_dma = 1; /* we support 80c cable only. */ - hwif->udma_four = 1; + hwif->cbl = ATA_CBL_PATA80; hwif->autodma = 0; if (!noautodma) @@ -768,9 +772,10 @@ static void __devinit init_hwif_scc(ide_hwif_t *hwif) .init_setup = init_setup_scc, \ .init_iops = init_iops_scc, \ .init_hwif = init_hwif_scc, \ - .channels = 1, \ .autodma = AUTODMA, \ .bootable = ON_BOARD, \ + .host_flags = IDE_HFLAG_SINGLE, \ + .pio_mask = ATA_PIO4, \ } static ide_pci_device_t scc_chipsets[] __devinitdata = { diff --git a/drivers/ide/pci/serverworks.c b/drivers/ide/pci/serverworks.c index dbcd37a0c65..9fead2e7d4c 100644 --- a/drivers/ide/pci/serverworks.c +++ b/drivers/ide/pci/serverworks.c @@ -1,9 +1,10 @@ /* - * linux/drivers/ide/pci/serverworks.c Version 0.8 25 Ebr 2003 + * linux/drivers/ide/pci/serverworks.c Version 0.22 Jun 27 2007 * * Copyright (C) 1998-2000 Michel Aubry * Copyright (C) 1998-2000 Andrzej Krzysztofowicz * Copyright (C) 1998-2000 Andre Hedrick <andre@linux-ide.org> + * Copyright (C) 2007 Bartlomiej Zolnierkiewicz * Portions copyright (c) 2001 Sun Microsystems * * @@ -54,7 +55,6 @@ static const char *svwks_bad_ata100[] = { NULL }; -static u8 svwks_revision = 0; static struct pci_dev *isa_dev; static int check_in_drive_lists (ide_drive_t *drive, const char **list) @@ -65,16 +65,13 @@ static int check_in_drive_lists (ide_drive_t *drive, const char **list) return 0; } -static u8 svwks_ratemask (ide_drive_t *drive) +static u8 svwks_udma_filter(ide_drive_t *drive) { struct pci_dev *dev = HWIF(drive)->pci_dev; - u8 mode = 0; - - if (!svwks_revision) - pci_read_config_byte(dev, PCI_REVISION_ID, &svwks_revision); + u8 mask = 0; if (dev->device == PCI_DEVICE_ID_SERVERWORKS_HT1000IDE) - return 2; + return 0x1f; if (dev->device == PCI_DEVICE_ID_SERVERWORKS_OSB4IDE) { u32 reg = 0; if (isa_dev) @@ -86,25 +83,31 @@ static u8 svwks_ratemask (ide_drive_t *drive) if(drive->media == ide_disk) return 0; /* Check the OSB4 DMA33 enable bit */ - return ((reg & 0x00004000) == 0x00004000) ? 1 : 0; - } else if (svwks_revision < SVWKS_CSB5_REVISION_NEW) { - return 1; - } else if (svwks_revision >= SVWKS_CSB5_REVISION_NEW) { - u8 btr = 0; + return ((reg & 0x00004000) == 0x00004000) ? 0x07 : 0; + } else if (dev->revision < SVWKS_CSB5_REVISION_NEW) { + return 0x07; + } else if (dev->revision >= SVWKS_CSB5_REVISION_NEW) { + u8 btr = 0, mode; pci_read_config_byte(dev, 0x5A, &btr); mode = btr & 0x3; - if (!eighty_ninty_three(drive)) - mode = min(mode, (u8)1); + /* If someone decides to do UDMA133 on CSB5 the same issue will bite so be inclusive */ if (mode > 2 && check_in_drive_lists(drive, svwks_bad_ata100)) mode = 2; + + switch(mode) { + case 2: mask = 0x1f; break; + case 1: mask = 0x07; break; + default: mask = 0x00; break; + } } if (((dev->device == PCI_DEVICE_ID_SERVERWORKS_CSB6IDE) || (dev->device == PCI_DEVICE_ID_SERVERWORKS_CSB6IDE2)) && (!(PCI_FUNC(dev->devfn) & 1))) - mode = 2; - return mode; + mask = 0x1f; + + return mask; } static u8 svwks_csb_check (struct pci_dev *dev) @@ -120,28 +123,45 @@ static u8 svwks_csb_check (struct pci_dev *dev) } return 0; } + +static void svwks_tune_pio(ide_drive_t *drive, const u8 pio) +{ + static const u8 pio_modes[] = { 0x5d, 0x47, 0x34, 0x22, 0x20 }; + static const u8 drive_pci[] = { 0x41, 0x40, 0x43, 0x42 }; + + struct pci_dev *dev = drive->hwif->pci_dev; + + pci_write_config_byte(dev, drive_pci[drive->dn], pio_modes[pio]); + + if (svwks_csb_check(dev)) { + u16 csb_pio = 0; + + pci_read_config_word(dev, 0x4a, &csb_pio); + + csb_pio &= ~(0x0f << (4 * drive->dn)); + csb_pio |= (pio << (4 * drive->dn)); + + pci_write_config_word(dev, 0x4a, csb_pio); + } +} + static int svwks_tune_chipset (ide_drive_t *drive, u8 xferspeed) { static const u8 udma_modes[] = { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05 }; static const u8 dma_modes[] = { 0x77, 0x21, 0x20 }; - static const u8 pio_modes[] = { 0x5d, 0x47, 0x34, 0x22, 0x20 }; - static const u8 drive_pci[] = { 0x41, 0x40, 0x43, 0x42 }; static const u8 drive_pci2[] = { 0x45, 0x44, 0x47, 0x46 }; ide_hwif_t *hwif = HWIF(drive); struct pci_dev *dev = hwif->pci_dev; - u8 speed; - u8 pio = ide_get_best_pio_mode(drive, 255, 5, NULL); + u8 speed = ide_rate_filter(drive, xferspeed); u8 unit = (drive->select.b.unit & 0x01); - u8 csb5 = svwks_csb_check(dev); - u8 ultra_enable = 0, ultra_timing = 0; - u8 dma_timing = 0, pio_timing = 0; - u16 csb5_pio = 0; - if (xferspeed == 255) /* PIO auto-tuning */ - speed = XFER_PIO_0 + pio; - else - speed = ide_rate_filter(svwks_ratemask(drive), xferspeed); + u8 ultra_enable = 0, ultra_timing = 0, dma_timing = 0; + + if (speed >= XFER_PIO_0 && speed <= XFER_PIO_4) { + svwks_tune_pio(drive, speed - XFER_PIO_0); + return ide_config_drive_speed(drive, speed); + } /* If we are about to put a disk into UDMA mode we screwed up. Our code assumes we never _ever_ do this on an OSB4 */ @@ -149,84 +169,17 @@ static int svwks_tune_chipset (ide_drive_t *drive, u8 xferspeed) if(dev->device == PCI_DEVICE_ID_SERVERWORKS_OSB4 && drive->media == ide_disk && speed >= XFER_UDMA_0) BUG(); - - pci_read_config_byte(dev, drive_pci[drive->dn], &pio_timing); - pci_read_config_byte(dev, drive_pci2[drive->dn], &dma_timing); + pci_read_config_byte(dev, (0x56|hwif->channel), &ultra_timing); - pci_read_config_word(dev, 0x4A, &csb5_pio); pci_read_config_byte(dev, 0x54, &ultra_enable); - /* Per Specified Design by OEM, and ASIC Architect */ - if ((dev->device == PCI_DEVICE_ID_SERVERWORKS_CSB6IDE) || - (dev->device == PCI_DEVICE_ID_SERVERWORKS_CSB6IDE2)) { - if (!drive->init_speed) { - u8 dma_stat = inb(hwif->dma_status); - -dma_pio: - if (((ultra_enable << (7-drive->dn) & 0x80) == 0x80) && - ((dma_stat & (1<<(5+unit))) == (1<<(5+unit)))) { - drive->current_speed = drive->init_speed = XFER_UDMA_0 + udma_modes[(ultra_timing >> (4*unit)) & ~(0xF0)]; - return 0; - } else if ((dma_timing) && - ((dma_stat&(1<<(5+unit)))==(1<<(5+unit)))) { - u8 dmaspeed = dma_timing; - - dma_timing &= ~0xFF; - if ((dmaspeed & 0x20) == 0x20) - dmaspeed = XFER_MW_DMA_2; - else if ((dmaspeed & 0x21) == 0x21) - dmaspeed = XFER_MW_DMA_1; - else if ((dmaspeed & 0x77) == 0x77) - dmaspeed = XFER_MW_DMA_0; - else - goto dma_pio; - drive->current_speed = drive->init_speed = dmaspeed; - return 0; - } else if (pio_timing) { - u8 piospeed = pio_timing; - - pio_timing &= ~0xFF; - if ((piospeed & 0x20) == 0x20) - piospeed = XFER_PIO_4; - else if ((piospeed & 0x22) == 0x22) - piospeed = XFER_PIO_3; - else if ((piospeed & 0x34) == 0x34) - piospeed = XFER_PIO_2; - else if ((piospeed & 0x47) == 0x47) - piospeed = XFER_PIO_1; - else if ((piospeed & 0x5d) == 0x5d) - piospeed = XFER_PIO_0; - else - goto oem_setup_failed; - drive->current_speed = drive->init_speed = piospeed; - return 0; - } - } - } - -oem_setup_failed: - - pio_timing &= ~0xFF; - dma_timing &= ~0xFF; ultra_timing &= ~(0x0F << (4*unit)); ultra_enable &= ~(0x01 << drive->dn); - csb5_pio &= ~(0x0F << (4*drive->dn)); switch(speed) { - case XFER_PIO_4: - case XFER_PIO_3: - case XFER_PIO_2: - case XFER_PIO_1: - case XFER_PIO_0: - pio_timing |= pio_modes[speed - XFER_PIO_0]; - csb5_pio |= ((speed - XFER_PIO_0) << (4*drive->dn)); - break; - case XFER_MW_DMA_2: case XFER_MW_DMA_1: case XFER_MW_DMA_0: - pio_timing |= pio_modes[pio]; - csb5_pio |= (pio << (4*drive->dn)); dma_timing |= dma_modes[speed - XFER_MW_DMA_0]; break; @@ -236,8 +189,6 @@ oem_setup_failed: case XFER_UDMA_2: case XFER_UDMA_1: case XFER_UDMA_0: - pio_timing |= pio_modes[pio]; - csb5_pio |= (pio << (4*drive->dn)); dma_timing |= dma_modes[2]; ultra_timing |= ((udma_modes[speed - XFER_UDMA_0]) << (4*unit)); ultra_enable |= (0x01 << drive->dn); @@ -245,10 +196,6 @@ oem_setup_failed: break; } - pci_write_config_byte(dev, drive_pci[drive->dn], pio_timing); - if (csb5) - pci_write_config_word(dev, 0x4A, csb5_pio); - pci_write_config_byte(dev, drive_pci2[drive->dn], dma_timing); pci_write_config_byte(dev, (0x56|hwif->channel), ultra_timing); pci_write_config_byte(dev, 0x54, ultra_enable); @@ -256,72 +203,22 @@ oem_setup_failed: return (ide_config_drive_speed(drive, speed)); } -static void config_chipset_for_pio (ide_drive_t *drive) -{ - u16 eide_pio_timing[6] = {960, 480, 240, 180, 120, 90}; - u16 xfer_pio = drive->id->eide_pio_modes; - u8 timing, speed, pio; - - pio = ide_get_best_pio_mode(drive, 255, 5, NULL); - - if (xfer_pio > 4) - xfer_pio = 0; - - if (drive->id->eide_pio_iordy > 0) - for (xfer_pio = 5; - xfer_pio>0 && - drive->id->eide_pio_iordy>eide_pio_timing[xfer_pio]; - xfer_pio--); - else - xfer_pio = (drive->id->eide_pio_modes & 4) ? 0x05 : - (drive->id->eide_pio_modes & 2) ? 0x04 : - (drive->id->eide_pio_modes & 1) ? 0x03 : - (drive->id->tPIO & 2) ? 0x02 : - (drive->id->tPIO & 1) ? 0x01 : xfer_pio; - - timing = (xfer_pio >= pio) ? xfer_pio : pio; - - switch(timing) { - case 4: speed = XFER_PIO_4;break; - case 3: speed = XFER_PIO_3;break; - case 2: speed = XFER_PIO_2;break; - case 1: speed = XFER_PIO_1;break; - default: - speed = (!drive->id->tPIO) ? XFER_PIO_0 : XFER_PIO_SLOW; - break; - } - (void) svwks_tune_chipset(drive, speed); - drive->current_speed = speed; -} - static void svwks_tune_drive (ide_drive_t *drive, u8 pio) { - if(pio == 255) - (void) svwks_tune_chipset(drive, 255); - else - (void) svwks_tune_chipset(drive, (XFER_PIO_0 + pio)); -} - -static int config_chipset_for_dma (ide_drive_t *drive) -{ - u8 speed = ide_dma_speed(drive, svwks_ratemask(drive)); - - if (!(speed)) - speed = XFER_PIO_0 + ide_get_best_pio_mode(drive, 255, 5, NULL); - - (void) svwks_tune_chipset(drive, speed); - return ide_dma_enable(drive); + pio = ide_get_best_pio_mode(drive, pio, 4); + svwks_tune_pio(drive, pio); + (void)ide_config_drive_speed(drive, XFER_PIO_0 + pio); } static int svwks_config_drive_xfer_rate (ide_drive_t *drive) { drive->init_speed = 0; - if (ide_use_dma(drive) && config_chipset_for_dma(drive)) + if (ide_tune_dma(drive)) return 0; if (ide_use_fast_pio(drive)) - config_chipset_for_pio(drive); + svwks_tune_drive(drive, 255); return -1; } @@ -331,9 +228,6 @@ static unsigned int __devinit init_chipset_svwks (struct pci_dev *dev, const cha unsigned int reg; u8 btr; - /* save revision id to determine DMA capability */ - pci_read_config_byte(dev, PCI_REVISION_ID, &svwks_revision); - /* force Master Latency Timer value to 64 PCICLKs */ pci_write_config_byte(dev, PCI_LATENCY_TIMER, 0x40); @@ -412,7 +306,7 @@ static unsigned int __devinit init_chipset_svwks (struct pci_dev *dev, const cha if (!(PCI_FUNC(dev->devfn) & 1)) btr |= 0x2; else - btr |= (svwks_revision >= SVWKS_CSB5_REVISION_NEW) ? 0x3 : 0x2; + btr |= (dev->revision >= SVWKS_CSB5_REVISION_NEW) ? 0x3 : 0x2; pci_write_config_byte(dev, 0x5A, btr); } /* Setup HT1000 SouthBridge Controller - Single Channel Only */ @@ -426,9 +320,9 @@ static unsigned int __devinit init_chipset_svwks (struct pci_dev *dev, const cha return dev->irq; } -static unsigned int __devinit ata66_svwks_svwks (ide_hwif_t *hwif) +static u8 __devinit ata66_svwks_svwks(ide_hwif_t *hwif) { - return 1; + return ATA_CBL_PATA80; } /* On Dell PowerEdge servers with a CSB5/CSB6, the top two bits @@ -438,7 +332,7 @@ static unsigned int __devinit ata66_svwks_svwks (ide_hwif_t *hwif) * Bit 14 clear = primary IDE channel does not have 80-pin cable. * Bit 14 set = primary IDE channel has 80-pin cable. */ -static unsigned int __devinit ata66_svwks_dell (ide_hwif_t *hwif) +static u8 __devinit ata66_svwks_dell(ide_hwif_t *hwif) { struct pci_dev *dev = hwif->pci_dev; if (dev->subsystem_vendor == PCI_VENDOR_ID_DELL && @@ -446,8 +340,8 @@ static unsigned int __devinit ata66_svwks_dell (ide_hwif_t *hwif) (dev->device == PCI_DEVICE_ID_SERVERWORKS_CSB5IDE || dev->device == PCI_DEVICE_ID_SERVERWORKS_CSB6IDE)) return ((1 << (hwif->channel + 14)) & - dev->subsystem_device) ? 1 : 0; - return 0; + dev->subsystem_device) ? ATA_CBL_PATA80 : ATA_CBL_PATA40; + return ATA_CBL_PATA40; } /* Sun Cobalt Alpine hardware avoids the 80-pin cable @@ -456,18 +350,18 @@ static unsigned int __devinit ata66_svwks_dell (ide_hwif_t *hwif) * * WARNING: this only works on Alpine hardware! */ -static unsigned int __devinit ata66_svwks_cobalt (ide_hwif_t *hwif) +static u8 __devinit ata66_svwks_cobalt(ide_hwif_t *hwif) { struct pci_dev *dev = hwif->pci_dev; if (dev->subsystem_vendor == PCI_VENDOR_ID_SUN && dev->vendor == PCI_VENDOR_ID_SERVERWORKS && dev->device == PCI_DEVICE_ID_SERVERWORKS_CSB5IDE) return ((1 << (hwif->channel + 14)) & - dev->subsystem_device) ? 1 : 0; - return 0; + dev->subsystem_device) ? ATA_CBL_PATA80 : ATA_CBL_PATA40; + return ATA_CBL_PATA40; } -static unsigned int __devinit ata66_svwks (ide_hwif_t *hwif) +static u8 __devinit ata66_svwks(ide_hwif_t *hwif) { struct pci_dev *dev = hwif->pci_dev; @@ -486,20 +380,19 @@ static unsigned int __devinit ata66_svwks (ide_hwif_t *hwif) /* Per Specified Design by OEM, and ASIC Architect */ if ((dev->device == PCI_DEVICE_ID_SERVERWORKS_CSB6IDE) || (dev->device == PCI_DEVICE_ID_SERVERWORKS_CSB6IDE2)) - return 1; + return ATA_CBL_PATA80; - return 0; + return ATA_CBL_PATA40; } static void __devinit init_hwif_svwks (ide_hwif_t *hwif) { - u8 dma_stat = 0; - if (!hwif->irq) hwif->irq = hwif->channel ? 15 : 14; hwif->tuneproc = &svwks_tune_drive; hwif->speedproc = &svwks_tune_chipset; + hwif->udma_filter = &svwks_udma_filter; hwif->atapi_dma = 1; @@ -510,25 +403,21 @@ static void __devinit init_hwif_svwks (ide_hwif_t *hwif) hwif->autodma = 0; - if (!hwif->dma_base) { - hwif->drives[0].autotune = 1; - hwif->drives[1].autotune = 1; + hwif->drives[0].autotune = 1; + hwif->drives[1].autotune = 1; + + if (!hwif->dma_base) return; - } hwif->ide_dma_check = &svwks_config_drive_xfer_rate; if (hwif->pci_dev->device != PCI_DEVICE_ID_SERVERWORKS_OSB4IDE) { - if (!hwif->udma_four) - hwif->udma_four = ata66_svwks(hwif); + if (hwif->cbl != ATA_CBL_PATA40_SHORT) + hwif->cbl = ata66_svwks(hwif); } if (!noautodma) hwif->autodma = 1; - dma_stat = inb(hwif->dma_status); - hwif->drives[0].autodma = (dma_stat & 0x20); - hwif->drives[1].autodma = (dma_stat & 0x40); - hwif->drives[0].autotune = (!(dma_stat & 0x20)); - hwif->drives[1].autotune = (!(dma_stat & 0x40)); + hwif->drives[0].autodma = hwif->drives[1].autodma = 1; } static int __devinit init_setup_svwks (struct pci_dev *dev, ide_pci_device_t *d) @@ -544,9 +433,12 @@ static int __devinit init_setup_csb6 (struct pci_dev *dev, ide_pci_device_t *d) d->bootable = ON_BOARD; } - d->channels = ((dev->device == PCI_DEVICE_ID_SERVERWORKS_CSB6IDE || - dev->device == PCI_DEVICE_ID_SERVERWORKS_CSB6IDE2) && - (!(PCI_FUNC(dev->devfn) & 1))) ? 1 : 2; + if ((dev->device == PCI_DEVICE_ID_SERVERWORKS_CSB6IDE || + dev->device == PCI_DEVICE_ID_SERVERWORKS_CSB6IDE2) && + (!(PCI_FUNC(dev->devfn) & 1))) + d->host_flags |= IDE_HFLAG_SINGLE; + else + d->host_flags &= ~IDE_HFLAG_SINGLE; return ide_setup_pci_device(dev, d); } @@ -557,41 +449,43 @@ static ide_pci_device_t serverworks_chipsets[] __devinitdata = { .init_setup = init_setup_svwks, .init_chipset = init_chipset_svwks, .init_hwif = init_hwif_svwks, - .channels = 2, .autodma = AUTODMA, .bootable = ON_BOARD, + .pio_mask = ATA_PIO4, },{ /* 1 */ .name = "SvrWks CSB5", .init_setup = init_setup_svwks, .init_chipset = init_chipset_svwks, .init_hwif = init_hwif_svwks, - .channels = 2, .autodma = AUTODMA, .bootable = ON_BOARD, + .pio_mask = ATA_PIO4, },{ /* 2 */ .name = "SvrWks CSB6", .init_setup = init_setup_csb6, .init_chipset = init_chipset_svwks, .init_hwif = init_hwif_svwks, - .channels = 2, .autodma = AUTODMA, .bootable = ON_BOARD, + .pio_mask = ATA_PIO4, },{ /* 3 */ .name = "SvrWks CSB6", .init_setup = init_setup_csb6, .init_chipset = init_chipset_svwks, .init_hwif = init_hwif_svwks, - .channels = 1, /* 2 */ .autodma = AUTODMA, .bootable = ON_BOARD, + .host_flags = IDE_HFLAG_SINGLE, + .pio_mask = ATA_PIO4, },{ /* 4 */ .name = "SvrWks HT1000", .init_setup = init_setup_svwks, .init_chipset = init_chipset_svwks, .init_hwif = init_hwif_svwks, - .channels = 1, /* 2 */ .autodma = AUTODMA, .bootable = ON_BOARD, + .host_flags = IDE_HFLAG_SINGLE, + .pio_mask = ATA_PIO4, } }; diff --git a/drivers/ide/pci/sgiioc4.c b/drivers/ide/pci/sgiioc4.c index fd09b295a69..57145767c3d 100644 --- a/drivers/ide/pci/sgiioc4.c +++ b/drivers/ide/pci/sgiioc4.c @@ -316,14 +316,6 @@ static void sgiioc4_dma_host_off(ide_drive_t * drive) sgiioc4_clearirq(drive); } -static int -sgiioc4_ide_dma_lostirq(ide_drive_t * drive) -{ - HWIF(drive)->resetproc(drive); - - return __ide_dma_lostirq(drive); -} - static void sgiioc4_resetproc(ide_drive_t * drive) { @@ -331,6 +323,14 @@ sgiioc4_resetproc(ide_drive_t * drive) sgiioc4_clearirq(drive); } +static void +sgiioc4_dma_lost_irq(ide_drive_t * drive) +{ + sgiioc4_resetproc(drive); + + ide_dma_lost_irq(drive); +} + static u8 sgiioc4_INB(unsigned long port) { @@ -586,6 +586,7 @@ ide_init_sgiioc4(ide_hwif_t * hwif) hwif->ultra_mask = 0x0; /* Disable Ultra DMA */ hwif->mwdma_mask = 0x2; /* Multimode-2 DMA */ hwif->swdma_mask = 0x2; + hwif->pio_mask = 0x00; hwif->tuneproc = NULL; /* Sets timing for PIO mode */ hwif->speedproc = NULL; /* Sets timing for DMA &/or PIO modes */ hwif->selectproc = NULL;/* Use the default routine to select drive */ @@ -607,8 +608,8 @@ ide_init_sgiioc4(ide_hwif_t * hwif) hwif->ide_dma_test_irq = &sgiioc4_ide_dma_test_irq; hwif->dma_host_on = &sgiioc4_dma_host_on; hwif->dma_host_off = &sgiioc4_dma_host_off; - hwif->ide_dma_lostirq = &sgiioc4_ide_dma_lostirq; - hwif->ide_dma_timeout = &__ide_dma_timeout; + hwif->dma_lost_irq = &sgiioc4_dma_lost_irq; + hwif->dma_timeout = &ide_dma_timeout; hwif->INB = &sgiioc4_INB; } @@ -692,7 +693,7 @@ sgiioc4_ide_setup_pci_device(struct pci_dev *dev, ide_pci_device_t * d) return -EIO; /* Create /proc/ide entries */ - create_proc_ide_interfaces(); + ide_proc_register_port(hwif); return 0; } @@ -724,10 +725,10 @@ static ide_pci_device_t sgiioc4_chipset __devinitdata = { .name = "SGIIOC4", .init_hwif = ide_init_sgiioc4, .init_dma = ide_dma_sgiioc4, - .channels = 1, .autodma = AUTODMA, /* SGI IOC4 doesn't have enablebits. */ .bootable = ON_BOARD, + .host_flags = IDE_HFLAG_SINGLE, }; int diff --git a/drivers/ide/pci/siimage.c b/drivers/ide/pci/siimage.c index c0188de3cc6..50f6d172ef7 100644 --- a/drivers/ide/pci/siimage.c +++ b/drivers/ide/pci/siimage.c @@ -1,9 +1,10 @@ /* - * linux/drivers/ide/pci/siimage.c Version 1.12 Mar 10 2007 + * linux/drivers/ide/pci/siimage.c Version 1.15 Jun 29 2007 * * Copyright (C) 2001-2002 Andre Hedrick <andre@linux-ide.org> * Copyright (C) 2003 Red Hat <alan@redhat.com> * Copyright (C) 2007 MontaVista Software, Inc. + * Copyright (C) 2007 Bartlomiej Zolnierkiewicz * * May be copied or modified under the terms of the GNU General Public License * @@ -31,6 +32,10 @@ * unplugging/replugging the virtual CD interface when the DRAC is reset. * This often causes drivers/ide/siimage to panic but is ok with the rather * smarter code in libata. + * + * TODO: + * - IORDY fixes + * - VDMA support */ #include <linux/types.h> @@ -122,124 +127,83 @@ static inline unsigned long siimage_seldev(ide_drive_t *drive, int r) } /** - * siimage_ratemask - Compute available modes - * @drive: IDE drive + * sil_udma_filter - compute UDMA mask + * @drive: IDE device + * + * Compute the available UDMA speeds for the device on the interface. * - * Compute the available speeds for the devices on the interface. * For the CMD680 this depends on the clocking mode (scsc), for the - * SI3312 SATA controller life is a bit simpler. Enforce UDMA33 - * as a limit if there is no 80pin cable present. + * SI3112 SATA controller life is a bit simpler. */ - -static byte siimage_ratemask (ide_drive_t *drive) + +static u8 sil_udma_filter(ide_drive_t *drive) { - ide_hwif_t *hwif = HWIF(drive); - u8 mode = 0, scsc = 0; + ide_hwif_t *hwif = drive->hwif; unsigned long base = (unsigned long) hwif->hwif_data; + u8 mask = 0, scsc = 0; if (hwif->mmio) scsc = hwif->INB(base + 0x4A); else pci_read_config_byte(hwif->pci_dev, 0x8A, &scsc); - if(is_sata(hwif)) - { - if(strstr(drive->id->model, "Maxtor")) - return 3; - return 4; + if (is_sata(hwif)) { + mask = strstr(drive->id->model, "Maxtor") ? 0x3f : 0x7f; + goto out; } - + if ((scsc & 0x30) == 0x10) /* 133 */ - mode = 4; + mask = 0x7f; else if ((scsc & 0x30) == 0x20) /* 2xPCI */ - mode = 4; + mask = 0x7f; else if ((scsc & 0x30) == 0x00) /* 100 */ - mode = 3; + mask = 0x3f; else /* Disabled ? */ BUG(); - - if (!eighty_ninty_three(drive)) - mode = min(mode, (u8)1); - return mode; +out: + return mask; } /** - * siimage_taskfile_timing - turn timing data to a mode - * @hwif: interface to query - * - * Read the timing data for the interface and return the - * mode that is being used. - */ - -static byte siimage_taskfile_timing (ide_hwif_t *hwif) -{ - u16 timing = 0x328a; - unsigned long addr = siimage_selreg(hwif, 2); - - if (hwif->mmio) - timing = hwif->INW(addr); - else - pci_read_config_word(hwif->pci_dev, addr, &timing); - - switch (timing) { - case 0x10c1: return 4; - case 0x10c3: return 3; - case 0x1104: - case 0x1281: return 2; - case 0x2283: return 1; - case 0x328a: - default: return 0; - } -} - -/** - * simmage_tuneproc - tune a drive + * sil_tune_pio - tune a drive * @drive: drive to tune - * @mode_wanted: the target operating mode + * @pio: the desired PIO mode * * Load the timing settings for this device mode into the * controller. If we are in PIO mode 3 or 4 turn on IORDY * monitoring (bit 9). The TF timing is bits 31:16 */ - -static void siimage_tuneproc (ide_drive_t *drive, byte mode_wanted) + +static void sil_tune_pio(ide_drive_t *drive, u8 pio) { + const u16 tf_speed[] = { 0x328a, 0x2283, 0x1281, 0x10c3, 0x10c1 }; + const u16 data_speed[] = { 0x328a, 0x2283, 0x1104, 0x10c3, 0x10c1 }; + ide_hwif_t *hwif = HWIF(drive); + ide_drive_t *pair = &hwif->drives[drive->dn ^ 1]; u32 speedt = 0; u16 speedp = 0; unsigned long addr = siimage_seldev(drive, 0x04); unsigned long tfaddr = siimage_selreg(hwif, 0x02); - - /* cheat for now and use the docs */ - switch (mode_wanted) { - case 4: - speedp = 0x10c1; - speedt = 0x10c1; - break; - case 3: - speedp = 0x10c3; - speedt = 0x10c3; - break; - case 2: - speedp = 0x1104; - speedt = 0x1281; - break; - case 1: - speedp = 0x2283; - speedt = 0x2283; - break; - case 0: - default: - speedp = 0x328a; - speedt = 0x328a; - break; + u8 tf_pio = pio; + + /* trim *taskfile* PIO to the slowest of the master/slave */ + if (pair->present) { + u8 pair_pio = ide_get_best_pio_mode(pair, 255, 4); + + if (pair_pio < tf_pio) + tf_pio = pair_pio; } + /* cheat for now and use the docs */ + speedp = data_speed[pio]; + speedt = tf_speed[tf_pio]; + if (hwif->mmio) { hwif->OUTW(speedp, addr); hwif->OUTW(speedt, tfaddr); /* Now set up IORDY */ - if(mode_wanted == 3 || mode_wanted == 4) + if (pio > 2) hwif->OUTW(hwif->INW(tfaddr-2)|0x200, tfaddr-2); else hwif->OUTW(hwif->INW(tfaddr-2)&~0x200, tfaddr-2); @@ -249,42 +213,17 @@ static void siimage_tuneproc (ide_drive_t *drive, byte mode_wanted) pci_read_config_word(hwif->pci_dev, tfaddr-2, &speedp); speedp &= ~0x200; /* Set IORDY for mode 3 or 4 */ - if(mode_wanted == 3 || mode_wanted == 4) + if (pio > 2) speedp |= 0x200; pci_write_config_word(hwif->pci_dev, tfaddr-2, speedp); } } -/** - * config_siimage_chipset_for_pio - set drive timings - * @drive: drive to tune - * @speed we want - * - * Compute the best pio mode we can for a given device. Also honour - * the timings for the driver when dealing with mixed devices. Some - * of this is ugly but its all wrapped up here - * - * The SI680 can also do VDMA - we need to start using that - * - * FIXME: we use the BIOS channel timings to avoid driving the task - * files too fast at the disk. We need to compute the master/slave - * drive PIO mode properly so that we can up the speed on a hotplug - * system. - */ - -static void config_siimage_chipset_for_pio (ide_drive_t *drive, byte set_speed) +static void sil_tuneproc(ide_drive_t *drive, u8 pio) { - u8 channel_timings = siimage_taskfile_timing(HWIF(drive)); - u8 speed = 0, set_pio = ide_get_best_pio_mode(drive, 4, 5, NULL); - - /* WARNING PIO timing mess is going to happen b/w devices, argh */ - if ((channel_timings != set_pio) && (set_pio > channel_timings)) - set_pio = channel_timings; - - siimage_tuneproc(drive, set_pio); - speed = XFER_PIO_0 + set_pio; - if (set_speed) - (void) ide_config_drive_speed(drive, speed); + pio = ide_get_best_pio_mode(drive, pio, 4); + sil_tune_pio(drive, pio); + (void)ide_config_drive_speed(drive, XFER_PIO_0 + pio); } /** @@ -306,7 +245,7 @@ static int siimage_tune_chipset (ide_drive_t *drive, byte xferspeed) ide_hwif_t *hwif = HWIF(drive); u16 ultra = 0, multi = 0; u8 mode = 0, unit = drive->select.b.unit; - u8 speed = ide_rate_filter(siimage_ratemask(drive), xferspeed); + u8 speed = ide_rate_filter(drive, xferspeed); unsigned long base = (unsigned long)hwif->hwif_data; u8 scsc = 0, addr_mask = ((hwif->channel) ? ((hwif->mmio) ? 0xF4 : 0x84) : @@ -339,7 +278,7 @@ static int siimage_tune_chipset (ide_drive_t *drive, byte xferspeed) case XFER_PIO_2: case XFER_PIO_1: case XFER_PIO_0: - siimage_tuneproc(drive, (speed - XFER_PIO_0)); + sil_tune_pio(drive, speed - XFER_PIO_0); mode |= ((unit) ? 0x10 : 0x01); break; case XFER_MW_DMA_2: @@ -347,7 +286,6 @@ static int siimage_tune_chipset (ide_drive_t *drive, byte xferspeed) case XFER_MW_DMA_0: multi = dma[speed - XFER_MW_DMA_0]; mode |= ((unit) ? 0x20 : 0x02); - config_siimage_chipset_for_pio(drive, 0); break; case XFER_UDMA_6: case XFER_UDMA_5: @@ -360,7 +298,6 @@ static int siimage_tune_chipset (ide_drive_t *drive, byte xferspeed) ultra |= ((scsc) ? (ultra6[speed - XFER_UDMA_0]) : (ultra5[speed - XFER_UDMA_0])); mode |= ((unit) ? 0x30 : 0x03); - config_siimage_chipset_for_pio(drive, 0); break; default: return 1; @@ -379,28 +316,6 @@ static int siimage_tune_chipset (ide_drive_t *drive, byte xferspeed) } /** - * config_chipset_for_dma - configure for DMA - * @drive: drive to configure - * - * Called by the IDE layer when it wants the timings set up. - * For the CMD680 we also need to set up the PIO timings and - * enable DMA. - */ - -static int config_chipset_for_dma (ide_drive_t *drive) -{ - u8 speed = ide_dma_speed(drive, siimage_ratemask(drive)); - - if (!speed) - return 0; - - if (siimage_tune_chipset(drive, speed)) - return 0; - - return ide_dma_enable(drive); -} - -/** * siimage_configure_drive_for_dma - set up for DMA transfers * @drive: drive we are going to set up * @@ -412,11 +327,11 @@ static int config_chipset_for_dma (ide_drive_t *drive) static int siimage_config_drive_for_dma (ide_drive_t *drive) { - if (ide_use_dma(drive) && config_chipset_for_dma(drive)) + if (ide_tune_dma(drive)) return 0; if (ide_use_fast_pio(drive)) - config_siimage_chipset_for_pio(drive, 1); + sil_tuneproc(drive, 255); return -1; } @@ -831,7 +746,7 @@ static void __devinit init_mmio_iops_siimage(ide_hwif_t *hwif) /* * Now set up the hw. We have to do this ourselves as - * the MMIO layout isnt the same as the the standard port + * the MMIO layout isnt the same as the standard port * based I/O */ @@ -959,16 +874,17 @@ static void __devinit init_iops_siimage(ide_hwif_t *hwif) * interface. */ -static unsigned int __devinit ata66_siimage(ide_hwif_t *hwif) +static u8 __devinit ata66_siimage(ide_hwif_t *hwif) { unsigned long addr = siimage_selreg(hwif, 0); - if (pci_get_drvdata(hwif->pci_dev) == NULL) { - u8 ata66 = 0; + u8 ata66 = 0; + + if (pci_get_drvdata(hwif->pci_dev) == NULL) pci_read_config_byte(hwif->pci_dev, addr, &ata66); - return (ata66 & 0x01) ? 1 : 0; - } + else + ata66 = hwif->INB(addr); - return (hwif->INB(addr) & 0x01) ? 1 : 0; + return (ata66 & 0x01) ? ATA_CBL_PATA80 : ATA_CBL_PATA40; } /** @@ -986,9 +902,10 @@ static void __devinit init_hwif_siimage(ide_hwif_t *hwif) hwif->resetproc = &siimage_reset; hwif->speedproc = &siimage_tune_chipset; - hwif->tuneproc = &siimage_tuneproc; + hwif->tuneproc = &sil_tuneproc; hwif->reset_poll = &siimage_reset_poll; hwif->pre_reset = &siimage_pre_reset; + hwif->udma_filter = &sil_udma_filter; if(is_sata(hwif)) { static int first = 1; @@ -1000,11 +917,11 @@ static void __devinit init_hwif_siimage(ide_hwif_t *hwif) first = 0; } } - if (!hwif->dma_base) { - hwif->drives[0].autotune = 1; - hwif->drives[1].autotune = 1; + + hwif->drives[0].autotune = hwif->drives[1].autotune = 1; + + if (hwif->dma_base == 0) return; - } hwif->ultra_mask = 0x7f; hwif->mwdma_mask = 0x07; @@ -1013,8 +930,9 @@ static void __devinit init_hwif_siimage(ide_hwif_t *hwif) hwif->atapi_dma = 1; hwif->ide_dma_check = &siimage_config_drive_for_dma; - if (!(hwif->udma_four)) - hwif->udma_four = ata66_siimage(hwif); + + if (hwif->cbl != ATA_CBL_PATA40_SHORT) + hwif->cbl = ata66_siimage(hwif); if (hwif->mmio) { hwif->ide_dma_test_irq = &siimage_mmio_ide_dma_test_irq; @@ -1039,9 +957,9 @@ static void __devinit init_hwif_siimage(ide_hwif_t *hwif) .init_iops = init_iops_siimage, \ .init_hwif = init_hwif_siimage, \ .fixup = siimage_fixup, \ - .channels = 2, \ .autodma = AUTODMA, \ .bootable = ON_BOARD, \ + .pio_mask = ATA_PIO4, \ } static ide_pci_device_t siimage_chipsets[] __devinitdata = { diff --git a/drivers/ide/pci/sis5513.c b/drivers/ide/pci/sis5513.c index 2ba0669f36a..63fbb79e817 100644 --- a/drivers/ide/pci/sis5513.c +++ b/drivers/ide/pci/sis5513.c @@ -1,9 +1,11 @@ /* - * linux/drivers/ide/pci/sis5513.c Version 0.16ac+vp Jun 18, 2003 + * linux/drivers/ide/pci/sis5513.c Version 0.25 Jun 10, 2007 * * Copyright (C) 1999-2000 Andre Hedrick <andre@linux-ide.org> * Copyright (C) 2002 Lionel Bouton <Lionel.Bouton@inet6.fr>, Maintainer * Copyright (C) 2003 Vojtech Pavlik <vojtech@suse.cz> + * Copyright (C) 2007 Bartlomiej Zolnierkiewicz + * * May be copied or modified under the terms of the GNU General Public License * * @@ -191,7 +193,7 @@ static char* chipset_capability[] = { "ATA 133 (1st gen)", "ATA 133 (2nd gen)" }; -#if defined(DISPLAY_SIS_TIMINGS) && defined(CONFIG_PROC_FS) +#if defined(DISPLAY_SIS_TIMINGS) && defined(CONFIG_IDE_PROC_FS) #include <linux/stat.h> #include <linux/proc_fs.h> @@ -426,17 +428,7 @@ static int sis_get_info (char *buffer, char **addr, off_t offset, int count) return len > count ? count : len; } -#endif /* defined(DISPLAY_SIS_TIMINGS) && defined(CONFIG_PROC_FS) */ - -static u8 sis5513_ratemask (ide_drive_t *drive) -{ - u8 rates[] = { 0, 0, 1, 2, 3, 3, 4, 4 }; - u8 mode = rates[chipset_family]; - - if (!eighty_ninty_three(drive)) - mode = min(mode, (u8)1); - return mode; -} +#endif /* defined(DISPLAY_SIS_TIMINGS) && defined(CONFIG_IDE_PROC_FS) */ /* * Configuration functions @@ -458,36 +450,15 @@ static void config_drive_art_rwp (ide_drive_t *drive) pci_write_config_byte(dev, 0x4b, reg4bh|rw_prefetch); } - /* Set per-drive active and recovery time */ static void config_art_rwp_pio (ide_drive_t *drive, u8 pio) { ide_hwif_t *hwif = HWIF(drive); struct pci_dev *dev = hwif->pci_dev; - u8 timing, drive_pci, test1, test2; - - u16 eide_pio_timing[6] = {600, 390, 240, 180, 120, 90}; - u16 xfer_pio = drive->id->eide_pio_modes; + u8 drive_pci, test1, test2; config_drive_art_rwp(drive); - pio = ide_get_best_pio_mode(drive, 255, pio, NULL); - - if (xfer_pio> 4) - xfer_pio = 0; - - if (drive->id->eide_pio_iordy > 0) { - for (xfer_pio = 5; - (xfer_pio > 0) && - (drive->id->eide_pio_iordy > eide_pio_timing[xfer_pio]); - xfer_pio--); - } else { - xfer_pio = (drive->id->eide_pio_modes & 4) ? 0x05 : - (drive->id->eide_pio_modes & 2) ? 0x04 : - (drive->id->eide_pio_modes & 1) ? 0x03 : xfer_pio; - } - - timing = (xfer_pio >= pio) ? xfer_pio : pio; /* In pre ATA_133 case, drives sit at 0x40 + 4*drive->dn */ drive_pci = 0x40; @@ -510,17 +481,18 @@ static void config_art_rwp_pio (ide_drive_t *drive, u8 pio) test1 &= ~0x0F; test2 &= ~0x07; - switch(timing) { + switch(pio) { case 4: test1 |= 0x01; test2 |= 0x03; break; case 3: test1 |= 0x03; test2 |= 0x03; break; case 2: test1 |= 0x04; test2 |= 0x04; break; case 1: test1 |= 0x07; test2 |= 0x06; break; + case 0: /* PIO0: register setting == X000 */ default: break; } pci_write_config_byte(dev, drive_pci, test1); pci_write_config_byte(dev, drive_pci+1, test2); } else if (chipset_family < ATA_133) { - switch(timing) { /* active recovery + switch(pio) { /* active recovery v v */ case 4: test1 = 0x30|0x01; break; case 3: test1 = 0x30|0x03; break; @@ -535,24 +507,28 @@ static void config_art_rwp_pio (ide_drive_t *drive, u8 pio) pci_read_config_dword(dev, drive_pci, &test3); test3 &= 0xc0c00fff; if (test3 & 0x08) { - test3 |= (unsigned long)ini_time_value[ATA_133][timing] << 12; - test3 |= (unsigned long)act_time_value[ATA_133][timing] << 16; - test3 |= (unsigned long)rco_time_value[ATA_133][timing] << 24; + test3 |= ini_time_value[ATA_133][pio] << 12; + test3 |= act_time_value[ATA_133][pio] << 16; + test3 |= rco_time_value[ATA_133][pio] << 24; } else { - test3 |= (unsigned long)ini_time_value[ATA_100][timing] << 12; - test3 |= (unsigned long)act_time_value[ATA_100][timing] << 16; - test3 |= (unsigned long)rco_time_value[ATA_100][timing] << 24; + test3 |= ini_time_value[ATA_100][pio] << 12; + test3 |= act_time_value[ATA_100][pio] << 16; + test3 |= rco_time_value[ATA_100][pio] << 24; } pci_write_config_dword(dev, drive_pci, test3); } } -static int config_chipset_for_pio (ide_drive_t *drive, u8 pio) +static int sis5513_tune_drive(ide_drive_t *drive, u8 pio) { - if (pio == 255) - pio = ide_find_best_mode(drive, XFER_PIO | XFER_EPIO) - XFER_PIO_0; + pio = ide_get_best_pio_mode(drive, pio, 4); config_art_rwp_pio(drive, pio); - return ide_config_drive_speed(drive, XFER_PIO_0 + min_t(u8, pio, 4)); + return ide_config_drive_speed(drive, XFER_PIO_0 + pio); +} + +static void sis5513_tuneproc(ide_drive_t *drive, u8 pio) +{ + (void)sis5513_tune_drive(drive, pio); } static int sis5513_tune_chipset (ide_drive_t *drive, u8 xferspeed) @@ -563,7 +539,7 @@ static int sis5513_tune_chipset (ide_drive_t *drive, u8 xferspeed) u8 drive_pci, reg, speed; u32 regdw; - speed = ide_rate_filter(sis5513_ratemask(drive), xferspeed); + speed = ide_rate_filter(drive, xferspeed); /* See config_art_rwp_pio for drive pci config registers */ drive_pci = 0x40; @@ -632,52 +608,34 @@ static int sis5513_tune_chipset (ide_drive_t *drive, u8 xferspeed) case XFER_SW_DMA_1: case XFER_SW_DMA_0: break; - case XFER_PIO_4: return((int) config_chipset_for_pio(drive, 4)); - case XFER_PIO_3: return((int) config_chipset_for_pio(drive, 3)); - case XFER_PIO_2: return((int) config_chipset_for_pio(drive, 2)); - case XFER_PIO_1: return((int) config_chipset_for_pio(drive, 1)); + case XFER_PIO_4: + case XFER_PIO_3: + case XFER_PIO_2: + case XFER_PIO_1: case XFER_PIO_0: - default: return((int) config_chipset_for_pio(drive, 0)); + return sis5513_tune_drive(drive, speed - XFER_PIO_0); + default: + BUG(); + break; } - return ((int) ide_config_drive_speed(drive, speed)); -} - -static void sis5513_tune_drive (ide_drive_t *drive, u8 pio) -{ - (void) config_chipset_for_pio(drive, pio); -} - -/* - * ((id->hw_config & 0x4000|0x2000) && (HWIF(drive)->udma_four)) - */ -static int config_chipset_for_dma (ide_drive_t *drive) -{ - u8 speed = ide_dma_speed(drive, sis5513_ratemask(drive)); - -#ifdef DEBUG - printk("SIS5513: config_chipset_for_dma, drive %d, ultra %x\n", - drive->dn, drive->id->dma_ultra); -#endif - - if (!(speed)) - return 0; - - sis5513_tune_chipset(drive, speed); - return ide_dma_enable(drive); + return ide_config_drive_speed(drive, speed); } static int sis5513_config_xfer_rate(ide_drive_t *drive) { - config_art_rwp_pio(drive, 5); + /* + * TODO: always set PIO mode and remove this + */ + sis5513_tuneproc(drive, 255); drive->init_speed = 0; - if (ide_use_dma(drive) && config_chipset_for_dma(drive)) + if (ide_tune_dma(drive)) return 0; if (ide_use_fast_pio(drive)) - sis5513_tune_drive(drive, 5); + sis5513_tuneproc(drive, 255); return -1; } @@ -701,9 +659,7 @@ static unsigned int __devinit init_chipset_sis5513 (struct pci_dev *dev, const c /* Special case for SiS630 : 630S/ET is ATA_100a */ if (SiSHostChipInfo[i].host_id == PCI_DEVICE_ID_SI_630) { - u8 hostrev; - pci_read_config_byte(host, PCI_REVISION_ID, &hostrev); - if (hostrev >= 0x30) + if (host->revision >= 0x30) chipset_family = ATA_100a; } pci_dev_put(host); @@ -744,7 +700,6 @@ static unsigned int __devinit init_chipset_sis5513 (struct pci_dev *dev, const c u16 trueid; u8 prefctl; u8 idecfg; - u8 sbrev; pci_read_config_byte(dev, 0x4a, &idecfg); pci_write_config_byte(dev, 0x4a, idecfg | 0x10); @@ -754,11 +709,10 @@ static unsigned int __devinit init_chipset_sis5513 (struct pci_dev *dev, const c if (trueid == 0x5517) { /* SiS 961/961B */ lpc_bridge = pci_get_slot(dev->bus, 0x10); /* Bus 0, Dev 2, Fn 0 */ - pci_read_config_byte(lpc_bridge, PCI_REVISION_ID, &sbrev); pci_read_config_byte(dev, 0x49, &prefctl); pci_dev_put(lpc_bridge); - if (sbrev == 0x10 && (prefctl & 0x80)) { + if (lpc_bridge->revision == 0x10 && (prefctl & 0x80)) { printk(KERN_INFO "SIS5513: SiS 961B MuTIOL IDE UDMA133 controller\n"); chipset_family = ATA_133a; } else { @@ -826,7 +780,7 @@ static unsigned int __devinit init_chipset_sis5513 (struct pci_dev *dev, const c break; } -#if defined(DISPLAY_SIS_TIMINGS) && defined(CONFIG_PROC_FS) +#if defined(DISPLAY_SIS_TIMINGS) && defined(CONFIG_IDE_PROC_FS) if (!sis_proc) { sis_proc = 1; bmide_dev = dev; @@ -838,10 +792,33 @@ static unsigned int __devinit init_chipset_sis5513 (struct pci_dev *dev, const c return 0; } -static unsigned int __devinit ata66_sis5513 (ide_hwif_t *hwif) +struct sis_laptop { + u16 device; + u16 subvendor; + u16 subdevice; +}; + +static const struct sis_laptop sis_laptop[] = { + /* devid, subvendor, subdev */ + { 0x5513, 0x1043, 0x1107 }, /* ASUS A6K */ + /* end marker */ + { 0, } +}; + +static u8 __devinit ata66_sis5513(ide_hwif_t *hwif) { + struct pci_dev *pdev = hwif->pci_dev; + const struct sis_laptop *lap = &sis_laptop[0]; u8 ata66 = 0; + while (lap->device) { + if (lap->device == pdev->device && + lap->subvendor == pdev->subsystem_vendor && + lap->subdevice == pdev->subsystem_device) + return ATA_CBL_PATA40_SHORT; + lap++; + } + if (chipset_family >= ATA_133) { u16 regw = 0; u16 reg_addr = hwif->channel ? 0x52: 0x50; @@ -853,17 +830,20 @@ static unsigned int __devinit ata66_sis5513 (ide_hwif_t *hwif) pci_read_config_byte(hwif->pci_dev, 0x48, ®48h); ata66 = (reg48h & mask) ? 0 : 1; } - return ata66; + + return ata66 ? ATA_CBL_PATA80 : ATA_CBL_PATA40; } static void __devinit init_hwif_sis5513 (ide_hwif_t *hwif) { + u8 udma_rates[] = { 0x00, 0x00, 0x07, 0x1f, 0x3f, 0x3f, 0x7f, 0x7f }; + hwif->autodma = 0; if (!hwif->irq) hwif->irq = hwif->channel ? 15 : 14; - hwif->tuneproc = &sis5513_tune_drive; + hwif->tuneproc = &sis5513_tuneproc; hwif->speedproc = &sis5513_tune_chipset; if (!(hwif->dma_base)) { @@ -873,15 +853,16 @@ static void __devinit init_hwif_sis5513 (ide_hwif_t *hwif) } hwif->atapi_dma = 1; - hwif->ultra_mask = 0x7f; + + hwif->ultra_mask = udma_rates[chipset_family]; hwif->mwdma_mask = 0x07; hwif->swdma_mask = 0x07; if (!chipset_family) return; - if (!(hwif->udma_four)) - hwif->udma_four = ata66_sis5513(hwif); + if (hwif->cbl != ATA_CBL_PATA40_SHORT) + hwif->cbl = ata66_sis5513(hwif); if (chipset_family > ATA_16) { hwif->ide_dma_check = &sis5513_config_xfer_rate; @@ -897,10 +878,10 @@ static ide_pci_device_t sis5513_chipset __devinitdata = { .name = "SIS5513", .init_chipset = init_chipset_sis5513, .init_hwif = init_hwif_sis5513, - .channels = 2, .autodma = NOAUTODMA, .enablebits = {{0x4a,0x02,0x02}, {0x4a,0x04,0x04}}, .bootable = ON_BOARD, + .pio_mask = ATA_PIO4, }; static int __devinit sis5513_init_one(struct pci_dev *dev, const struct pci_device_id *id) @@ -911,6 +892,7 @@ static int __devinit sis5513_init_one(struct pci_dev *dev, const struct pci_devi static struct pci_device_id sis5513_pci_tbl[] = { { PCI_VENDOR_ID_SI, PCI_DEVICE_ID_SI_5513, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, { PCI_VENDOR_ID_SI, PCI_DEVICE_ID_SI_5518, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, + { PCI_VENDOR_ID_SI, PCI_DEVICE_ID_SI_1180, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, { 0, }, }; MODULE_DEVICE_TABLE(pci, sis5513_pci_tbl); diff --git a/drivers/ide/pci/sl82c105.c b/drivers/ide/pci/sl82c105.c index fe3b4b91f85..0947cab0059 100644 --- a/drivers/ide/pci/sl82c105.c +++ b/drivers/ide/pci/sl82c105.c @@ -52,12 +52,13 @@ * Convert a PIO mode and cycle time to the required on/off times * for the interface. This has protection against runaway timings. */ -static unsigned int get_pio_timings(ide_pio_data_t *p) +static unsigned int get_pio_timings(ide_drive_t *drive, u8 pio) { unsigned int cmd_on, cmd_off; + u8 iordy = 0; - cmd_on = (ide_pio_timings[p->pio_mode].active_time + 29) / 30; - cmd_off = (p->cycle_time - 30 * cmd_on + 29) / 30; + cmd_on = (ide_pio_timings[pio].active_time + 29) / 30; + cmd_off = (ide_pio_cycle_time(drive, pio) - 30 * cmd_on + 29) / 30; if (cmd_on == 0) cmd_on = 1; @@ -65,7 +66,10 @@ static unsigned int get_pio_timings(ide_pio_data_t *p) if (cmd_off == 0) cmd_off = 1; - return (cmd_on - 1) << 8 | (cmd_off - 1) | (p->use_iordy ? 0x40 : 0x00); + if (pio > 2 || ide_dev_has_iordy(drive->id)) + iordy = 0x40; + + return (cmd_on - 1) << 8 | (cmd_off - 1) | iordy; } /* @@ -75,14 +79,20 @@ static u8 sl82c105_tune_pio(ide_drive_t *drive, u8 pio) { struct pci_dev *dev = HWIF(drive)->pci_dev; int reg = 0x44 + drive->dn * 4; - ide_pio_data_t p; u16 drv_ctrl; DBG(("sl82c105_tune_pio(drive:%s, pio:%u)\n", drive->name, pio)); - pio = ide_get_best_pio_mode(drive, pio, 5, &p); + pio = ide_get_best_pio_mode(drive, pio, 5); + + drv_ctrl = get_pio_timings(drive, pio); - drive->drive_data = drv_ctrl = get_pio_timings(&p); + /* + * Store the PIO timings so that we can restore them + * in case DMA will be turned off... + */ + drive->drive_data &= 0xffff0000; + drive->drive_data |= drv_ctrl; if (!drive->using_dma) { /* @@ -94,23 +104,62 @@ static u8 sl82c105_tune_pio(ide_drive_t *drive, u8 pio) } printk(KERN_DEBUG "%s: selected %s (%dns) (%04X)\n", drive->name, - ide_xfer_verbose(pio + XFER_PIO_0), p.cycle_time, drv_ctrl); + ide_xfer_verbose(pio + XFER_PIO_0), + ide_pio_cycle_time(drive, pio), drv_ctrl); return pio; } /* - * Configure the drive for DMA. - * We'll program the chipset only when DMA is actually turned on. + * Configure the drive and chipset for a new transfer speed. */ -static int config_for_dma(ide_drive_t *drive) +static int sl82c105_tune_chipset(ide_drive_t *drive, u8 speed) { - DBG(("config_for_dma(drive:%s)\n", drive->name)); + static u16 mwdma_timings[] = {0x0707, 0x0201, 0x0200}; + u16 drv_ctrl; - if (ide_config_drive_speed(drive, XFER_MW_DMA_2) != 0) - return 0; + DBG(("sl82c105_tune_chipset(drive:%s, speed:%s)\n", + drive->name, ide_xfer_verbose(speed))); - return ide_dma_enable(drive); + speed = ide_rate_filter(drive, speed); + + switch (speed) { + case XFER_MW_DMA_2: + case XFER_MW_DMA_1: + case XFER_MW_DMA_0: + drv_ctrl = mwdma_timings[speed - XFER_MW_DMA_0]; + + /* + * Store the DMA timings so that we can actually program + * them when DMA will be turned on... + */ + drive->drive_data &= 0x0000ffff; + drive->drive_data |= (unsigned long)drv_ctrl << 16; + + /* + * If we are already using DMA, we just reprogram + * the drive control register. + */ + if (drive->using_dma) { + struct pci_dev *dev = HWIF(drive)->pci_dev; + int reg = 0x44 + drive->dn * 4; + + pci_write_config_word(dev, reg, drv_ctrl); + } + break; + case XFER_PIO_5: + case XFER_PIO_4: + case XFER_PIO_3: + case XFER_PIO_2: + case XFER_PIO_1: + case XFER_PIO_0: + (void) sl82c105_tune_pio(drive, speed - XFER_PIO_0); + break; + default: + return -1; + } + + return ide_config_drive_speed(drive, speed); } /* @@ -120,7 +169,7 @@ static int sl82c105_ide_dma_check(ide_drive_t *drive) { DBG(("sl82c105_ide_dma_check(drive:%s)\n", drive->name)); - if (ide_use_dma(drive) && config_for_dma(drive)) + if (ide_tune_dma(drive)) return 0; return -1; @@ -150,7 +199,7 @@ static inline void sl82c105_reset_host(struct pci_dev *dev) * This function is called when the IDE timer expires, the drive * indicates that it is READY, and we were waiting for DMA to complete. */ -static int sl82c105_ide_dma_lostirq(ide_drive_t *drive) +static void sl82c105_dma_lost_irq(ide_drive_t *drive) { ide_hwif_t *hwif = HWIF(drive); struct pci_dev *dev = hwif->pci_dev; @@ -177,9 +226,6 @@ static int sl82c105_ide_dma_lostirq(ide_drive_t *drive) } sl82c105_reset_host(dev); - - /* __ide_dma_lostirq would return 1, so we do as well */ - return 1; } /* @@ -199,15 +245,12 @@ static void sl82c105_dma_start(ide_drive_t *drive) ide_dma_start(drive); } -static int sl82c105_ide_dma_timeout(ide_drive_t *drive) +static void sl82c105_dma_timeout(ide_drive_t *drive) { - ide_hwif_t *hwif = HWIF(drive); - struct pci_dev *dev = hwif->pci_dev; - - DBG(("sl82c105_ide_dma_timeout(drive:%s)\n", drive->name)); + DBG(("sl82c105_dma_timeout(drive:%s)\n", drive->name)); - sl82c105_reset_host(dev); - return __ide_dma_timeout(drive); + sl82c105_reset_host(HWIF(drive)->pci_dev); + ide_dma_timeout(drive); } static int sl82c105_ide_dma_on(ide_drive_t *drive) @@ -219,7 +262,7 @@ static int sl82c105_ide_dma_on(ide_drive_t *drive) rc = __ide_dma_on(drive); if (rc == 0) { - pci_write_config_word(dev, reg, 0x0200); + pci_write_config_word(dev, reg, drive->drive_data >> 16); printk(KERN_INFO "%s: DMA enabled\n", drive->name); } @@ -299,12 +342,11 @@ static void sl82c105_tune_drive(ide_drive_t *drive, u8 pio) static unsigned int sl82c105_bridge_revision(struct pci_dev *dev) { struct pci_dev *bridge; - u8 rev; /* * The bridge should be part of the same device, but function 0. */ - bridge = pci_find_slot(dev->bus->number, + bridge = pci_get_bus_and_slot(dev->bus->number, PCI_DEVFN(PCI_SLOT(dev->devfn), 0)); if (!bridge) return -1; @@ -314,15 +356,16 @@ static unsigned int sl82c105_bridge_revision(struct pci_dev *dev) */ if (bridge->vendor != PCI_VENDOR_ID_WINBOND || bridge->device != PCI_DEVICE_ID_WINBOND_83C553 || - bridge->class >> 8 != PCI_CLASS_BRIDGE_ISA) + bridge->class >> 8 != PCI_CLASS_BRIDGE_ISA) { + pci_dev_put(bridge); return -1; - + } /* * We need to find function 0's revision, not function 1 */ - pci_read_config_byte(bridge, PCI_REVISION_ID, &rev); + pci_dev_put(bridge); - return rev; + return bridge->revision; } /* @@ -357,6 +400,7 @@ static void __devinit init_hwif_sl82c105(ide_hwif_t *hwif) DBG(("init_hwif_sl82c105(hwif: ide%d)\n", hwif->index)); hwif->tuneproc = &sl82c105_tune_drive; + hwif->speedproc = &sl82c105_tune_chipset; hwif->selectproc = &sl82c105_selectproc; hwif->resetproc = &sl82c105_resetproc; @@ -388,14 +432,14 @@ static void __devinit init_hwif_sl82c105(ide_hwif_t *hwif) } hwif->atapi_dma = 1; - hwif->mwdma_mask = 0x04; + hwif->mwdma_mask = 0x07; hwif->ide_dma_check = &sl82c105_ide_dma_check; hwif->ide_dma_on = &sl82c105_ide_dma_on; hwif->dma_off_quietly = &sl82c105_dma_off_quietly; - hwif->ide_dma_lostirq = &sl82c105_ide_dma_lostirq; + hwif->dma_lost_irq = &sl82c105_dma_lost_irq; hwif->dma_start = &sl82c105_dma_start; - hwif->ide_dma_timeout = &sl82c105_ide_dma_timeout; + hwif->dma_timeout = &sl82c105_dma_timeout; if (!noautodma) hwif->autodma = 1; @@ -409,10 +453,10 @@ static ide_pci_device_t sl82c105_chipset __devinitdata = { .name = "W82C105", .init_chipset = init_chipset_sl82c105, .init_hwif = init_hwif_sl82c105, - .channels = 2, .autodma = NOAUTODMA, .enablebits = {{0x40,0x01,0x01}, {0x40,0x10,0x10}}, .bootable = ON_BOARD, + .pio_mask = ATA_PIO5, }; static int __devinit sl82c105_init_one(struct pci_dev *dev, const struct pci_device_id *id) diff --git a/drivers/ide/pci/slc90e66.c b/drivers/ide/pci/slc90e66.c index 852ccb36da1..8e655f2db5c 100644 --- a/drivers/ide/pci/slc90e66.c +++ b/drivers/ide/pci/slc90e66.c @@ -21,15 +21,6 @@ #include <asm/io.h> -static u8 slc90e66_ratemask (ide_drive_t *drive) -{ - u8 mode = 2; - - if (!eighty_ninty_three(drive)) - mode = min_t(u8, mode, 1); - return mode; -} - static u8 slc90e66_dma_2_pio (u8 xfer_rate) { switch(xfer_rate) { case XFER_UDMA_4: @@ -112,7 +103,7 @@ static void slc90e66_tune_pio (ide_drive_t *drive, u8 pio) static void slc90e66_tune_drive (ide_drive_t *drive, u8 pio) { - pio = ide_get_best_pio_mode(drive, pio, 4, NULL); + pio = ide_get_best_pio_mode(drive, pio, 4); slc90e66_tune_pio(drive, pio); (void) ide_config_drive_speed(drive, XFER_PIO_0 + pio); } @@ -122,7 +113,7 @@ static int slc90e66_tune_chipset (ide_drive_t *drive, u8 xferspeed) ide_hwif_t *hwif = HWIF(drive); struct pci_dev *dev = hwif->pci_dev; u8 maslave = hwif->channel ? 0x42 : 0x40; - u8 speed = ide_rate_filter(slc90e66_ratemask(drive), xferspeed); + u8 speed = ide_rate_filter(drive, xferspeed); int sitre = 0, a_speed = 7 << (drive->dn * 4); int u_speed = 0, u_flag = 1 << drive->dn; u16 reg4042, reg44, reg48, reg4a; @@ -169,22 +160,11 @@ static int slc90e66_tune_chipset (ide_drive_t *drive, u8 xferspeed) return ide_config_drive_speed(drive, speed); } -static int slc90e66_config_drive_for_dma (ide_drive_t *drive) -{ - u8 speed = ide_dma_speed(drive, slc90e66_ratemask(drive)); - - if (!speed) - return 0; - - (void) slc90e66_tune_chipset(drive, speed); - return ide_dma_enable(drive); -} - static int slc90e66_config_drive_xfer_rate (ide_drive_t *drive) { drive->init_speed = 0; - if (ide_use_dma(drive) && slc90e66_config_drive_for_dma(drive)) + if (ide_tune_dma(drive)) return 0; if (ide_use_fast_pio(drive)) @@ -219,10 +199,9 @@ static void __devinit init_hwif_slc90e66 (ide_hwif_t *hwif) hwif->mwdma_mask = 0x06; hwif->swdma_mask = 0x04; - if (!hwif->udma_four) { + if (hwif->cbl != ATA_CBL_PATA40_SHORT) /* bit[0(1)]: 0:80, 1:40 */ - hwif->udma_four = (reg47 & mask) ? 0 : 1; - } + hwif->cbl = (reg47 & mask) ? ATA_CBL_PATA40 : ATA_CBL_PATA80; hwif->ide_dma_check = &slc90e66_config_drive_xfer_rate; @@ -235,10 +214,10 @@ static void __devinit init_hwif_slc90e66 (ide_hwif_t *hwif) static ide_pci_device_t slc90e66_chipset __devinitdata = { .name = "SLC90E66", .init_hwif = init_hwif_slc90e66, - .channels = 2, .autodma = AUTODMA, .enablebits = {{0x41,0x80,0x80}, {0x43,0x80,0x80}}, .bootable = ON_BOARD, + .pio_mask = ATA_PIO4, }; static int __devinit slc90e66_init_one(struct pci_dev *dev, const struct pci_device_id *id) diff --git a/drivers/ide/pci/tc86c001.c b/drivers/ide/pci/tc86c001.c index 0b6d81d6ce4..ec79bacc30c 100644 --- a/drivers/ide/pci/tc86c001.c +++ b/drivers/ide/pci/tc86c001.c @@ -13,18 +13,13 @@ #include <linux/pci.h> #include <linux/ide.h> -static inline u8 tc86c001_ratemask(ide_drive_t *drive) -{ - return eighty_ninty_three(drive) ? 2 : 1; -} - static int tc86c001_tune_chipset(ide_drive_t *drive, u8 speed) { ide_hwif_t *hwif = HWIF(drive); unsigned long scr_port = hwif->config_data + (drive->dn ? 0x02 : 0x00); u16 mode, scr = hwif->INW(scr_port); - speed = ide_rate_filter(tc86c001_ratemask(drive), speed); + speed = ide_rate_filter(drive, speed); switch (speed) { case XFER_UDMA_4: mode = 0x00c0; break; @@ -52,7 +47,7 @@ static int tc86c001_tune_chipset(ide_drive_t *drive, u8 speed) static void tc86c001_tune_drive(ide_drive_t *drive, u8 pio) { - pio = ide_get_best_pio_mode(drive, pio, 4, NULL); + pio = ide_get_best_pio_mode(drive, pio, 4); (void) tc86c001_tune_chipset(drive, XFER_PIO_0 + pio); } @@ -172,20 +167,9 @@ static int tc86c001_busproc(ide_drive_t *drive, int state) return 0; } -static int config_chipset_for_dma(ide_drive_t *drive) -{ - u8 speed = ide_dma_speed(drive, tc86c001_ratemask(drive)); - - if (!speed) - return 0; - - (void) tc86c001_tune_chipset(drive, speed); - return ide_dma_enable(drive); -} - static int tc86c001_config_drive_xfer_rate(ide_drive_t *drive) { - if (ide_use_dma(drive) && config_chipset_for_dma(drive)) + if (ide_tune_dma(drive)) return 0; if (ide_use_fast_pio(drive)) @@ -236,13 +220,13 @@ static void __devinit init_hwif_tc86c001(ide_hwif_t *hwif) hwif->ide_dma_check = &tc86c001_config_drive_xfer_rate; hwif->dma_start = &tc86c001_dma_start; - if (!hwif->udma_four) { + if (hwif->cbl != ATA_CBL_PATA40_SHORT) { /* * System Control 1 Register bit 13 (PDIAGN): * 0=80-pin cable, 1=40-pin cable */ scr1 = hwif->INW(sc_base + 0x00); - hwif->udma_four = (scr1 & 0x2000) ? 0 : 1; + hwif->cbl = (scr1 & 0x2000) ? ATA_CBL_PATA40 : ATA_CBL_PATA80; } if (!noautodma) @@ -264,9 +248,10 @@ static ide_pci_device_t tc86c001_chipset __devinitdata = { .name = "TC86C001", .init_chipset = init_chipset_tc86c001, .init_hwif = init_hwif_tc86c001, - .channels = 1, .autodma = AUTODMA, - .bootable = OFF_BOARD + .bootable = OFF_BOARD, + .host_flags = IDE_HFLAG_SINGLE, + .pio_mask = ATA_PIO4, }; static int __devinit tc86c001_init_one(struct pci_dev *dev, diff --git a/drivers/ide/pci/triflex.c b/drivers/ide/pci/triflex.c index 5e06179c346..024bbfae042 100644 --- a/drivers/ide/pci/triflex.c +++ b/drivers/ide/pci/triflex.c @@ -48,7 +48,7 @@ static int triflex_tune_chipset(ide_drive_t *drive, u8 xferspeed) u16 timing = 0; u32 triflex_timings = 0; u8 unit = (drive->select.b.unit & 0x01); - u8 speed = ide_rate_filter(0, xferspeed); + u8 speed = ide_rate_filter(drive, xferspeed); pci_read_config_dword(dev, channel_offset, &triflex_timings); @@ -96,24 +96,13 @@ static int triflex_tune_chipset(ide_drive_t *drive, u8 xferspeed) static void triflex_tune_drive(ide_drive_t *drive, u8 pio) { - int use_pio = ide_get_best_pio_mode(drive, pio, 4, NULL); + int use_pio = ide_get_best_pio_mode(drive, pio, 4); (void) triflex_tune_chipset(drive, (XFER_PIO_0 + use_pio)); } -static int triflex_config_drive_for_dma(ide_drive_t *drive) -{ - int speed = ide_dma_speed(drive, 0); /* No ultra speeds */ - - if (!speed) - return 0; - - (void) triflex_tune_chipset(drive, speed); - return ide_dma_enable(drive); -} - static int triflex_config_drive_xfer_rate(ide_drive_t *drive) { - if (ide_use_dma(drive) && triflex_config_drive_for_dma(drive)) + if (ide_tune_dma(drive)) return 0; triflex_tune_drive(drive, 255); @@ -140,10 +129,10 @@ static void __devinit init_hwif_triflex(ide_hwif_t *hwif) static ide_pci_device_t triflex_device __devinitdata = { .name = "TRIFLEX", .init_hwif = init_hwif_triflex, - .channels = 2, .autodma = AUTODMA, .enablebits = {{0x80, 0x01, 0x01}, {0x80, 0x02, 0x02}}, .bootable = ON_BOARD, + .pio_mask = ATA_PIO4, }; static int __devinit triflex_init_one(struct pci_dev *dev, diff --git a/drivers/ide/pci/trm290.c b/drivers/ide/pci/trm290.c index cbb1b11119a..dc4f4e298e0 100644 --- a/drivers/ide/pci/trm290.c +++ b/drivers/ide/pci/trm290.c @@ -327,7 +327,6 @@ static void __devinit init_hwif_trm290(ide_hwif_t *hwif) static ide_pci_device_t trm290_chipset __devinitdata = { .name = "TRM290", .init_hwif = init_hwif_trm290, - .channels = 2, .autodma = NOAUTODMA, .bootable = ON_BOARD, }; diff --git a/drivers/ide/pci/via82cxxx.c b/drivers/ide/pci/via82cxxx.c index a508550c409..581316f9581 100644 --- a/drivers/ide/pci/via82cxxx.c +++ b/drivers/ide/pci/via82cxxx.c @@ -1,6 +1,6 @@ /* * - * Version 3.38 + * Version 3.46 * * VIA IDE driver for Linux. Supported southbridges: * @@ -9,6 +9,7 @@ * vt8235, vt8237, vt8237a * * Copyright (c) 2000-2002 Vojtech Pavlik + * Copyright (c) 2007 Bartlomiej Zolnierkiewicz * * Based on the work of: * Michel Aubry @@ -33,6 +34,8 @@ #include <linux/pci.h> #include <linux/init.h> #include <linux/ide.h> +#include <linux/dmi.h> + #include <asm/io.h> #ifdef CONFIG_PPC_CHRP @@ -41,8 +44,6 @@ #include "ide-timing.h" -#define DISPLAY_VIA_TIMINGS - #define VIA_IDE_ENABLE 0x40 #define VIA_IDE_CONFIG 0x41 #define VIA_FIFO_CONFIG 0x43 @@ -54,18 +55,12 @@ #define VIA_ADDRESS_SETUP 0x4c #define VIA_UDMA_TIMING 0x50 -#define VIA_UDMA 0x007 -#define VIA_UDMA_NONE 0x000 -#define VIA_UDMA_33 0x001 -#define VIA_UDMA_66 0x002 -#define VIA_UDMA_100 0x003 -#define VIA_UDMA_133 0x004 -#define VIA_BAD_PREQ 0x010 /* Crashes if PREQ# till DDACK# set */ -#define VIA_BAD_CLK66 0x020 /* 66 MHz clock doesn't work correctly */ -#define VIA_SET_FIFO 0x040 /* Needs to have FIFO split set */ -#define VIA_NO_UNMASK 0x080 /* Doesn't work with IRQ unmasking on */ -#define VIA_BAD_ID 0x100 /* Has wrong vendor ID (0x1107) */ -#define VIA_BAD_AST 0x200 /* Don't touch Address Setup Timing */ +#define VIA_BAD_PREQ 0x01 /* Crashes if PREQ# till DDACK# set */ +#define VIA_BAD_CLK66 0x02 /* 66 MHz clock doesn't work correctly */ +#define VIA_SET_FIFO 0x04 /* Needs to have FIFO split set */ +#define VIA_NO_UNMASK 0x08 /* Doesn't work with IRQ unmasking on */ +#define VIA_BAD_ID 0x10 /* Has wrong vendor ID (0x1107) */ +#define VIA_BAD_AST 0x20 /* Don't touch Address Setup Timing */ /* * VIA SouthBridge chips. @@ -76,36 +71,37 @@ static struct via_isa_bridge { u16 id; u8 rev_min; u8 rev_max; - u16 flags; + u8 udma_mask; + u8 flags; } via_isa_bridges[] = { - { "cx700", PCI_DEVICE_ID_VIA_CX700, 0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST }, - { "vt8237s", PCI_DEVICE_ID_VIA_8237S, 0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST }, - { "vt6410", PCI_DEVICE_ID_VIA_6410, 0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST }, - { "vt8251", PCI_DEVICE_ID_VIA_8251, 0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST }, - { "vt8237", PCI_DEVICE_ID_VIA_8237, 0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST }, - { "vt8237a", PCI_DEVICE_ID_VIA_8237A, 0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST }, - { "vt8235", PCI_DEVICE_ID_VIA_8235, 0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST }, - { "vt8233a", PCI_DEVICE_ID_VIA_8233A, 0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST }, - { "vt8233c", PCI_DEVICE_ID_VIA_8233C_0, 0x00, 0x2f, VIA_UDMA_100 }, - { "vt8233", PCI_DEVICE_ID_VIA_8233_0, 0x00, 0x2f, VIA_UDMA_100 }, - { "vt8231", PCI_DEVICE_ID_VIA_8231, 0x00, 0x2f, VIA_UDMA_100 }, - { "vt82c686b", PCI_DEVICE_ID_VIA_82C686, 0x40, 0x4f, VIA_UDMA_100 }, - { "vt82c686a", PCI_DEVICE_ID_VIA_82C686, 0x10, 0x2f, VIA_UDMA_66 }, - { "vt82c686", PCI_DEVICE_ID_VIA_82C686, 0x00, 0x0f, VIA_UDMA_33 | VIA_BAD_CLK66 }, - { "vt82c596b", PCI_DEVICE_ID_VIA_82C596, 0x10, 0x2f, VIA_UDMA_66 }, - { "vt82c596a", PCI_DEVICE_ID_VIA_82C596, 0x00, 0x0f, VIA_UDMA_33 | VIA_BAD_CLK66 }, - { "vt82c586b", PCI_DEVICE_ID_VIA_82C586_0, 0x47, 0x4f, VIA_UDMA_33 | VIA_SET_FIFO }, - { "vt82c586b", PCI_DEVICE_ID_VIA_82C586_0, 0x40, 0x46, VIA_UDMA_33 | VIA_SET_FIFO | VIA_BAD_PREQ }, - { "vt82c586b", PCI_DEVICE_ID_VIA_82C586_0, 0x30, 0x3f, VIA_UDMA_33 | VIA_SET_FIFO }, - { "vt82c586a", PCI_DEVICE_ID_VIA_82C586_0, 0x20, 0x2f, VIA_UDMA_33 | VIA_SET_FIFO }, - { "vt82c586", PCI_DEVICE_ID_VIA_82C586_0, 0x00, 0x0f, VIA_UDMA_NONE | VIA_SET_FIFO }, - { "vt82c576", PCI_DEVICE_ID_VIA_82C576, 0x00, 0x2f, VIA_UDMA_NONE | VIA_SET_FIFO | VIA_NO_UNMASK }, - { "vt82c576", PCI_DEVICE_ID_VIA_82C576, 0x00, 0x2f, VIA_UDMA_NONE | VIA_SET_FIFO | VIA_NO_UNMASK | VIA_BAD_ID }, + { "cx700", PCI_DEVICE_ID_VIA_CX700, 0x00, 0x2f, ATA_UDMA6, VIA_BAD_AST }, + { "vt8237s", PCI_DEVICE_ID_VIA_8237S, 0x00, 0x2f, ATA_UDMA6, VIA_BAD_AST }, + { "vt6410", PCI_DEVICE_ID_VIA_6410, 0x00, 0x2f, ATA_UDMA6, VIA_BAD_AST }, + { "vt8251", PCI_DEVICE_ID_VIA_8251, 0x00, 0x2f, ATA_UDMA6, VIA_BAD_AST }, + { "vt8237", PCI_DEVICE_ID_VIA_8237, 0x00, 0x2f, ATA_UDMA6, VIA_BAD_AST }, + { "vt8237a", PCI_DEVICE_ID_VIA_8237A, 0x00, 0x2f, ATA_UDMA6, VIA_BAD_AST }, + { "vt8235", PCI_DEVICE_ID_VIA_8235, 0x00, 0x2f, ATA_UDMA6, VIA_BAD_AST }, + { "vt8233a", PCI_DEVICE_ID_VIA_8233A, 0x00, 0x2f, ATA_UDMA6, VIA_BAD_AST }, + { "vt8233c", PCI_DEVICE_ID_VIA_8233C_0, 0x00, 0x2f, ATA_UDMA5, }, + { "vt8233", PCI_DEVICE_ID_VIA_8233_0, 0x00, 0x2f, ATA_UDMA5, }, + { "vt8231", PCI_DEVICE_ID_VIA_8231, 0x00, 0x2f, ATA_UDMA5, }, + { "vt82c686b", PCI_DEVICE_ID_VIA_82C686, 0x40, 0x4f, ATA_UDMA5, }, + { "vt82c686a", PCI_DEVICE_ID_VIA_82C686, 0x10, 0x2f, ATA_UDMA4, }, + { "vt82c686", PCI_DEVICE_ID_VIA_82C686, 0x00, 0x0f, ATA_UDMA2, VIA_BAD_CLK66 }, + { "vt82c596b", PCI_DEVICE_ID_VIA_82C596, 0x10, 0x2f, ATA_UDMA4, }, + { "vt82c596a", PCI_DEVICE_ID_VIA_82C596, 0x00, 0x0f, ATA_UDMA2, VIA_BAD_CLK66 }, + { "vt82c586b", PCI_DEVICE_ID_VIA_82C586_0, 0x47, 0x4f, ATA_UDMA2, VIA_SET_FIFO }, + { "vt82c586b", PCI_DEVICE_ID_VIA_82C586_0, 0x40, 0x46, ATA_UDMA2, VIA_SET_FIFO | VIA_BAD_PREQ }, + { "vt82c586b", PCI_DEVICE_ID_VIA_82C586_0, 0x30, 0x3f, ATA_UDMA2, VIA_SET_FIFO }, + { "vt82c586a", PCI_DEVICE_ID_VIA_82C586_0, 0x20, 0x2f, ATA_UDMA2, VIA_SET_FIFO }, + { "vt82c586", PCI_DEVICE_ID_VIA_82C586_0, 0x00, 0x0f, 0x00, VIA_SET_FIFO }, + { "vt82c576", PCI_DEVICE_ID_VIA_82C576, 0x00, 0x2f, 0x00, VIA_SET_FIFO | VIA_NO_UNMASK }, + { "vt82c576", PCI_DEVICE_ID_VIA_82C576, 0x00, 0x2f, 0x00, VIA_SET_FIFO | VIA_NO_UNMASK | VIA_BAD_ID }, { NULL } }; static unsigned int via_clock; -static char *via_dma[] = { "MWDMA16", "UDMA33", "UDMA66", "UDMA100", "UDMA133" }; +static char *via_dma[] = { "16", "25", "33", "44", "66", "100", "133" }; struct via82cxxx_dev { @@ -140,12 +136,12 @@ static void via_set_speed(ide_hwif_t *hwif, u8 dn, struct ide_timing *timing) pci_write_config_byte(dev, VIA_DRIVE_TIMING + (3 - dn), ((FIT(timing->active, 1, 16) - 1) << 4) | (FIT(timing->recover, 1, 16) - 1)); - switch (vdev->via_config->flags & VIA_UDMA) { - case VIA_UDMA_33: t = timing->udma ? (0xe0 | (FIT(timing->udma, 2, 5) - 2)) : 0x03; break; - case VIA_UDMA_66: t = timing->udma ? (0xe8 | (FIT(timing->udma, 2, 9) - 2)) : 0x0f; break; - case VIA_UDMA_100: t = timing->udma ? (0xe0 | (FIT(timing->udma, 2, 9) - 2)) : 0x07; break; - case VIA_UDMA_133: t = timing->udma ? (0xe0 | (FIT(timing->udma, 2, 9) - 2)) : 0x07; break; - default: return; + switch (vdev->via_config->udma_mask) { + case ATA_UDMA2: t = timing->udma ? (0xe0 | (FIT(timing->udma, 2, 5) - 2)) : 0x03; break; + case ATA_UDMA4: t = timing->udma ? (0xe8 | (FIT(timing->udma, 2, 9) - 2)) : 0x0f; break; + case ATA_UDMA5: t = timing->udma ? (0xe0 | (FIT(timing->udma, 2, 9) - 2)) : 0x07; break; + case ATA_UDMA6: t = timing->udma ? (0xe0 | (FIT(timing->udma, 2, 9) - 2)) : 0x07; break; + default: return; } pci_write_config_byte(dev, VIA_UDMA_TIMING + (3 - dn), t); @@ -173,12 +169,12 @@ static int via_set_drive(ide_drive_t *drive, u8 speed) T = 1000000000 / via_clock; - switch (vdev->via_config->flags & VIA_UDMA) { - case VIA_UDMA_33: UT = T; break; - case VIA_UDMA_66: UT = T/2; break; - case VIA_UDMA_100: UT = T/3; break; - case VIA_UDMA_133: UT = T/4; break; - default: UT = T; + switch (vdev->via_config->udma_mask) { + case ATA_UDMA2: UT = T; break; + case ATA_UDMA4: UT = T/2; break; + case ATA_UDMA5: UT = T/3; break; + case ATA_UDMA6: UT = T/4; break; + default: UT = T; } ide_timing_compute(drive, speed, &t, T, UT); @@ -207,11 +203,8 @@ static int via_set_drive(ide_drive_t *drive, u8 speed) static void via82cxxx_tune_drive(ide_drive_t *drive, u8 pio) { - if (pio == 255) { - via_set_drive(drive, - ide_find_best_mode(drive, XFER_PIO | XFER_EPIO)); - return; - } + if (pio == 255) + pio = ide_get_best_pio_mode(drive, 255, 5); via_set_drive(drive, XFER_PIO_0 + min_t(u8, pio, 5)); } @@ -226,20 +219,16 @@ static void via82cxxx_tune_drive(ide_drive_t *drive, u8 pio) static int via82cxxx_ide_dma_check (ide_drive_t *drive) { - ide_hwif_t *hwif = HWIF(drive); - struct via82cxxx_dev *vdev = pci_get_drvdata(hwif->pci_dev); - u16 w80 = hwif->udma_four; + u8 speed = ide_max_dma_mode(drive); - u16 speed = ide_find_best_mode(drive, - XFER_PIO | XFER_EPIO | XFER_SWDMA | XFER_MWDMA | - (vdev->via_config->flags & VIA_UDMA ? XFER_UDMA : 0) | - (w80 && (vdev->via_config->flags & VIA_UDMA) >= VIA_UDMA_66 ? XFER_UDMA_66 : 0) | - (w80 && (vdev->via_config->flags & VIA_UDMA) >= VIA_UDMA_100 ? XFER_UDMA_100 : 0) | - (w80 && (vdev->via_config->flags & VIA_UDMA) >= VIA_UDMA_133 ? XFER_UDMA_133 : 0)); + if (speed == 0) { + via82cxxx_tune_drive(drive, 255); + return -1; + } via_set_drive(drive, speed); - if (drive->autodma && (speed & XFER_MODE) != XFER_PIO) + if (drive->autodma) return 0; return -1; @@ -248,16 +237,14 @@ static int via82cxxx_ide_dma_check (ide_drive_t *drive) static struct via_isa_bridge *via_config_find(struct pci_dev **isa) { struct via_isa_bridge *via_config; - u8 t; for (via_config = via_isa_bridges; via_config->id; via_config++) if ((*isa = pci_get_device(PCI_VENDOR_ID_VIA + !!(via_config->flags & VIA_BAD_ID), via_config->id, NULL))) { - pci_read_config_byte(*isa, PCI_REVISION_ID, &t); - if (t >= via_config->rev_min && - t <= via_config->rev_max) + if ((*isa)->revision >= via_config->rev_min && + (*isa)->revision <= via_config->rev_max) break; pci_dev_put(*isa); } @@ -272,8 +259,8 @@ static void __devinit via_cable_detect(struct via82cxxx_dev *vdev, u32 u) { int i; - switch (vdev->via_config->flags & VIA_UDMA) { - case VIA_UDMA_66: + switch (vdev->via_config->udma_mask) { + case ATA_UDMA4: for (i = 24; i >= 0; i -= 8) if (((u >> (i & 16)) & 8) && ((u >> i) & 0x20) && @@ -286,7 +273,7 @@ static void __devinit via_cable_detect(struct via82cxxx_dev *vdev, u32 u) } break; - case VIA_UDMA_100: + case ATA_UDMA5: for (i = 24; i >= 0; i -= 8) if (((u >> i) & 0x10) || (((u >> i) & 0x20) && @@ -298,7 +285,7 @@ static void __devinit via_cable_detect(struct via82cxxx_dev *vdev, u32 u) } break; - case VIA_UDMA_133: + case ATA_UDMA6: for (i = 24; i >= 0; i -= 8) if (((u >> i) & 0x10) || (((u >> i) & 0x20) && @@ -353,7 +340,7 @@ static unsigned int __devinit init_chipset_via82cxxx(struct pci_dev *dev, const via_cable_detect(vdev, u); - if ((via_config->flags & VIA_UDMA) == VIA_UDMA_66) { + if (via_config->udma_mask == ATA_UDMA4) { /* Enable Clk66 */ pci_write_config_dword(dev, VIA_UDMA_TIMING, u|0x80008); } else if (via_config->flags & VIA_BAD_CLK66) { @@ -415,17 +402,54 @@ static unsigned int __devinit init_chipset_via82cxxx(struct pci_dev *dev, const * Print the boot message. */ - pci_read_config_byte(isa, PCI_REVISION_ID, &t); - printk(KERN_INFO "VP_IDE: VIA %s (rev %02x) IDE %s " + printk(KERN_INFO "VP_IDE: VIA %s (rev %02x) IDE %sDMA%s " "controller on pci%s\n", - via_config->name, t, - via_dma[via_config->flags & VIA_UDMA], + via_config->name, isa->revision, + via_config->udma_mask ? "U" : "MW", + via_dma[via_config->udma_mask ? + (fls(via_config->udma_mask) - 1) : 0], pci_name(dev)); pci_dev_put(isa); return 0; } +/* + * Cable special cases + */ + +static struct dmi_system_id cable_dmi_table[] = { + { + .ident = "Acer Ferrari 3400", + .matches = { + DMI_MATCH(DMI_BOARD_VENDOR, "Acer,Inc."), + DMI_MATCH(DMI_BOARD_NAME, "Ferrari 3400"), + }, + }, + { } +}; + +static int via_cable_override(void) +{ + /* Systems by DMI */ + if (dmi_check_system(cable_dmi_table)) + return 1; + return 0; +} + +static u8 __devinit via82cxxx_cable_detect(ide_hwif_t *hwif) +{ + struct via82cxxx_dev *vdev = pci_get_drvdata(hwif->pci_dev); + + if (via_cable_override()) + return ATA_CBL_PATA40_SHORT; + + if ((vdev->via_80w >> hwif->channel) & 1) + return ATA_CBL_PATA80; + else + return ATA_CBL_PATA40; +} + static void __devinit init_hwif_via82cxxx(ide_hwif_t *hwif) { struct via82cxxx_dev *vdev = pci_get_drvdata(hwif->pci_dev); @@ -454,12 +478,14 @@ static void __devinit init_hwif_via82cxxx(ide_hwif_t *hwif) return; hwif->atapi_dma = 1; - hwif->ultra_mask = 0x7f; + + hwif->ultra_mask = vdev->via_config->udma_mask; hwif->mwdma_mask = 0x07; hwif->swdma_mask = 0x07; - if (!hwif->udma_four) - hwif->udma_four = (vdev->via_80w >> hwif->channel) & 1; + if (hwif->cbl != ATA_CBL_PATA40_SHORT) + hwif->cbl = via82cxxx_cable_detect(hwif); + hwif->ide_dma_check = &via82cxxx_ide_dma_check; if (!noautodma) hwif->autodma = 1; @@ -472,18 +498,22 @@ static ide_pci_device_t via82cxxx_chipsets[] __devinitdata = { .name = "VP_IDE", .init_chipset = init_chipset_via82cxxx, .init_hwif = init_hwif_via82cxxx, - .channels = 2, .autodma = NOAUTODMA, .enablebits = {{0x40,0x02,0x02}, {0x40,0x01,0x01}}, - .bootable = ON_BOARD + .bootable = ON_BOARD, + .host_flags = IDE_HFLAG_PIO_NO_BLACKLIST + | IDE_HFLAG_PIO_NO_DOWNGRADE, + .pio_mask = ATA_PIO5, },{ /* 1 */ .name = "VP_IDE", .init_chipset = init_chipset_via82cxxx, .init_hwif = init_hwif_via82cxxx, - .channels = 2, .autodma = AUTODMA, .enablebits = {{0x00,0x00,0x00}, {0x00,0x00,0x00}}, .bootable = ON_BOARD, + .host_flags = IDE_HFLAG_PIO_NO_BLACKLIST + | IDE_HFLAG_PIO_NO_DOWNGRADE, + .pio_mask = ATA_PIO5, } }; |