diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2008-04-26 13:44:19 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-04-26 13:44:19 -0700 |
commit | a52b0d25a722e84da999005b75f972aa4824253c (patch) | |
tree | 4a3a48305f744e6bde2e3fd663a4473dd712049c /drivers/ide/arm/icside.c | |
parent | 539a5fe22620a1665cce504167953a71a43232ad (diff) | |
parent | f37afdaca711838b50ecd89b9c15fc745270d77c (diff) |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/bart/ide-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/bart/ide-2.6: (46 commits)
ide: constify struct ide_dma_ops
ide: add struct ide_dma_ops (take 3)
ide: add IDE_HFLAG_SERIALIZE_DMA host flag
sl82c105: check bridge revision in sl82c105_init_one()
au1xxx-ide: use ->init_dma method
palm_bk3710: use ->init_dma method
sgiioc4: use ->init_dma method
icside: use ->init_dma method
ide-pmac: use ->init_dma method
ide: do complete DMA setup in ->init_dma method (take 2)
au1xxx-ide: fix MWDMA support
ide: cleanup ide_setup_dma()
ide: factor out setting PCI bus-mastering from ide_hwif_setup_dma()
ide: export ide_allocate_dma_engine()
ide: move ide_setup_dma() call out from ->init_dma method
alim15x3: skip DMA initialization completely on revs < 0x20
pdc202xx_old: remove init_dma_pdc202xx()
ide: don't display "BIOS" settings in ide_setup_dma()
ide: remove ->cds field from ide_hwif_t (take 2)
ide: remove ide_dma_iobase()
...
Diffstat (limited to 'drivers/ide/arm/icside.c')
-rw-r--r-- | drivers/ide/arm/icside.c | 56 |
1 files changed, 36 insertions, 20 deletions
diff --git a/drivers/ide/arm/icside.c b/drivers/ide/arm/icside.c index fd12bbe93f1..7d642f44e35 100644 --- a/drivers/ide/arm/icside.c +++ b/drivers/ide/arm/icside.c @@ -191,6 +191,10 @@ static void icside_maskproc(ide_drive_t *drive, int mask) local_irq_restore(flags); } +static const struct ide_port_ops icside_v6_no_dma_port_ops = { + .maskproc = icside_maskproc, +}; + #ifdef CONFIG_BLK_DEV_IDEDMA_ICS /* * SG-DMA support. @@ -266,6 +270,11 @@ static void icside_set_dma_mode(ide_drive_t *drive, const u8 xfer_mode) ide_xfer_verbose(xfer_mode), 2000 / drive->drive_data); } +static const struct ide_port_ops icside_v6_port_ops = { + .set_dma_mode = icside_set_dma_mode, + .maskproc = icside_maskproc, +}; + static void icside_dma_host_set(ide_drive_t *drive, int on) { } @@ -375,25 +384,33 @@ static void icside_dma_lost_irq(ide_drive_t *drive) printk(KERN_ERR "%s: IRQ lost\n", drive->name); } -static void icside_dma_init(ide_hwif_t *hwif) +static int icside_dma_init(ide_hwif_t *hwif, const struct ide_port_info *d) { hwif->dmatable_cpu = NULL; hwif->dmatable_dma = 0; - hwif->set_dma_mode = icside_set_dma_mode; - - hwif->dma_host_set = icside_dma_host_set; - hwif->dma_setup = icside_dma_setup; - hwif->dma_exec_cmd = icside_dma_exec_cmd; - hwif->dma_start = icside_dma_start; - hwif->ide_dma_end = icside_dma_end; - hwif->ide_dma_test_irq = icside_dma_test_irq; - hwif->dma_timeout = icside_dma_timeout; - hwif->dma_lost_irq = icside_dma_lost_irq; + + return 0; } + +static const struct ide_dma_ops icside_v6_dma_ops = { + .dma_host_set = icside_dma_host_set, + .dma_setup = icside_dma_setup, + .dma_exec_cmd = icside_dma_exec_cmd, + .dma_start = icside_dma_start, + .dma_end = icside_dma_end, + .dma_test_irq = icside_dma_test_irq, + .dma_timeout = icside_dma_timeout, + .dma_lost_irq = icside_dma_lost_irq, +}; #else -#define icside_dma_init(hwif) (0) +#define icside_v6_dma_ops NULL #endif +static int icside_dma_off_init(ide_hwif_t *hwif, const struct ide_port_info *d) +{ + return -EOPNOTSUPP; +} + static ide_hwif_t * icside_setup(void __iomem *base, struct cardinfo *info, struct expansion_card *ec) { @@ -408,7 +425,6 @@ icside_setup(void __iomem *base, struct cardinfo *info, struct expansion_card *e * Ensure we're using MMIO */ default_hwif_mmiops(hwif); - hwif->mmio = 1; for (i = IDE_DATA_OFFSET; i <= IDE_STATUS_OFFSET; i++) { hwif->io_ports[i] = port; @@ -416,7 +432,6 @@ icside_setup(void __iomem *base, struct cardinfo *info, struct expansion_card *e } hwif->io_ports[IDE_CONTROL_OFFSET] = (unsigned long)base + info->ctrloffset; hwif->irq = ec->irq; - hwif->noprobe = 0; hwif->chipset = ide_acorn; hwif->gendev.parent = &ec->dev; hwif->dev = &ec->dev; @@ -462,8 +477,10 @@ icside_register_v5(struct icside_state *state, struct expansion_card *ec) } static const struct ide_port_info icside_v6_port_info __initdata = { + .init_dma = icside_dma_off_init, + .port_ops = &icside_v6_no_dma_port_ops, + .dma_ops = &icside_v6_dma_ops, .host_flags = IDE_HFLAG_SERIALIZE | - IDE_HFLAG_NO_DMA | /* no SFF-style DMA */ IDE_HFLAG_NO_AUTOTUNE, .mwdma_mask = ATA_MWDMA2, .swdma_mask = ATA_SWDMA2, @@ -526,7 +543,6 @@ icside_register_v6(struct icside_state *state, struct expansion_card *ec) state->hwif[0] = hwif; state->hwif[1] = mate; - hwif->maskproc = icside_maskproc; hwif->hwif_data = state; hwif->config_data = (unsigned long)ioc_base; hwif->select_data = sel; @@ -537,10 +553,10 @@ icside_register_v6(struct icside_state *state, struct expansion_card *ec) mate->select_data = sel | 1; if (ec->dma != NO_DMA && !request_dma(ec->dma, hwif->name)) { - icside_dma_init(hwif); - icside_dma_init(mate); - } else - d.mwdma_mask = d.swdma_mask = 0; + d.init_dma = icside_dma_init; + d.port_ops = &icside_v6_dma_port_ops; + d.dma_ops = NULL; + } idx[0] = hwif->index; idx[1] = mate->index; |