diff options
Diffstat (limited to 'drivers/usb/misc/sisusbvga')
| -rw-r--r-- | drivers/usb/misc/sisusbvga/sisusb.c | 127 | ||||
| -rw-r--r-- | drivers/usb/misc/sisusbvga/sisusb.h | 6 | ||||
| -rw-r--r-- | drivers/usb/misc/sisusbvga/sisusb_con.c | 151 | ||||
| -rw-r--r-- | drivers/usb/misc/sisusbvga/sisusb_init.c | 4 | ||||
| -rw-r--r-- | drivers/usb/misc/sisusbvga/sisusb_init.h | 20 | ||||
| -rw-r--r-- | drivers/usb/misc/sisusbvga/sisusb_struct.h | 2 |
6 files changed, 134 insertions, 176 deletions
diff --git a/drivers/usb/misc/sisusbvga/sisusb.c b/drivers/usb/misc/sisusbvga/sisusb.c index 196c8794a73..738bd7c7451 100644 --- a/drivers/usb/misc/sisusbvga/sisusb.c +++ b/drivers/usb/misc/sisusbvga/sisusb.c @@ -37,6 +37,7 @@ */ #include <linux/config.h> +#include <linux/mutex.h> #include <linux/module.h> #include <linux/kernel.h> #include <linux/signal.h> @@ -52,6 +53,7 @@ #include <linux/vmalloc.h> #include "sisusb.h" +#include "sisusb_init.h" #ifdef INCL_SISUSB_CON #include <linux/font.h> @@ -62,36 +64,6 @@ /* Forward declarations / clean-up routines */ #ifdef INCL_SISUSB_CON -int sisusb_setreg(struct sisusb_usb_data *sisusb, int port, u8 data); -int sisusb_getreg(struct sisusb_usb_data *sisusb, int port, u8 *data); -int sisusb_setidxreg(struct sisusb_usb_data *sisusb, int port, u8 index, u8 data); -int sisusb_getidxreg(struct sisusb_usb_data *sisusb, int port, u8 index, u8 *data); -int sisusb_setidxregandor(struct sisusb_usb_data *sisusb, int port, u8 idx, u8 myand, u8 myor); -int sisusb_setidxregor(struct sisusb_usb_data *sisusb, int port, u8 index, u8 myor); -int sisusb_setidxregand(struct sisusb_usb_data *sisusb, int port, u8 idx, u8 myand); - -int sisusb_writeb(struct sisusb_usb_data *sisusb, u32 adr, u8 data); -int sisusb_readb(struct sisusb_usb_data *sisusb, u32 adr, u8 *data); -int sisusb_writew(struct sisusb_usb_data *sisusb, u32 adr, u16 data); -int sisusb_readw(struct sisusb_usb_data *sisusb, u32 adr, u16 *data); -int sisusb_copy_memory(struct sisusb_usb_data *sisusb, char *src, - u32 dest, int length, size_t *bytes_written); - -int sisusb_reset_text_mode(struct sisusb_usb_data *sisusb, int init); - -extern int SiSUSBSetMode(struct SiS_Private *SiS_Pr, unsigned short ModeNo); -extern int SiSUSBSetVESAMode(struct SiS_Private *SiS_Pr, unsigned short VModeNo); - -extern void sisusb_init_concode(void); -extern int sisusb_console_init(struct sisusb_usb_data *sisusb, int first, int last); -extern void sisusb_console_exit(struct sisusb_usb_data *sisusb); - -extern void sisusb_set_cursor(struct sisusb_usb_data *sisusb, unsigned int location); - -extern int sisusbcon_do_font_op(struct sisusb_usb_data *sisusb, int set, int slot, - u8 *arg, int cmapsz, int ch512, int dorecalc, - struct vc_data *c, int fh, int uplock); - static int sisusb_first_vc = 0; static int sisusb_last_vc = 0; module_param_named(first, sisusb_first_vc, int, 0); @@ -102,7 +74,7 @@ MODULE_PARM_DESC(last, "Number of last console to take over (1 - MAX_NR_CONSOLES static struct usb_driver sisusb_driver; -DECLARE_MUTEX(disconnect_sem); +DEFINE_MUTEX(disconnect_mutex); static void sisusb_free_buffers(struct sisusb_usb_data *sisusb) @@ -1359,9 +1331,6 @@ sisusb_getreg(struct sisusb_usb_data *sisusb, int port, u8 *data) } #endif -#ifndef INCL_SISUSB_CON -static -#endif int sisusb_setidxreg(struct sisusb_usb_data *sisusb, int port, u8 index, u8 data) { @@ -1371,9 +1340,6 @@ sisusb_setidxreg(struct sisusb_usb_data *sisusb, int port, u8 index, u8 data) return ret; } -#ifndef INCL_SISUSB_CON -static -#endif int sisusb_getidxreg(struct sisusb_usb_data *sisusb, int port, u8 index, u8 *data) { @@ -1383,9 +1349,6 @@ sisusb_getidxreg(struct sisusb_usb_data *sisusb, int port, u8 index, u8 *data) return ret; } -#ifndef INCL_SISUSB_CON -static -#endif int sisusb_setidxregandor(struct sisusb_usb_data *sisusb, int port, u8 idx, u8 myand, u8 myor) @@ -1415,18 +1378,12 @@ sisusb_setidxregmask(struct sisusb_usb_data *sisusb, int port, u8 idx, return ret; } -#ifndef INCL_SISUSB_CON -static -#endif int sisusb_setidxregor(struct sisusb_usb_data *sisusb, int port, u8 index, u8 myor) { return(sisusb_setidxregandor(sisusb, port, index, 0xff, myor)); } -#ifndef INCL_SISUSB_CON -static -#endif int sisusb_setidxregand(struct sisusb_usb_data *sisusb, int port, u8 idx, u8 myand) { @@ -1448,6 +1405,8 @@ sisusb_readb(struct sisusb_usb_data *sisusb, u32 adr, u8 *data) return(sisusb_read_memio_byte(sisusb, SISUSB_TYPE_MEM, adr, data)); } +#if 0 + int sisusb_writew(struct sisusb_usb_data *sisusb, u32 adr, u16 data) { @@ -1460,6 +1419,8 @@ sisusb_readw(struct sisusb_usb_data *sisusb, u32 adr, u16 *data) return(sisusb_read_memio_word(sisusb, SISUSB_TYPE_MEM, adr, data)); } +#endif /* 0 */ + int sisusb_copy_memory(struct sisusb_usb_data *sisusb, char *src, u32 dest, int length, size_t *bytes_written) @@ -2552,39 +2513,39 @@ sisusb_open(struct inode *inode, struct file *file) struct usb_interface *interface; int subminor = iminor(inode); - down(&disconnect_sem); + mutex_lock(&disconnect_mutex); if (!(interface = usb_find_interface(&sisusb_driver, subminor))) { printk(KERN_ERR "sisusb[%d]: Failed to find interface\n", subminor); - up(&disconnect_sem); + mutex_unlock(&disconnect_mutex); return -ENODEV; } if (!(sisusb = usb_get_intfdata(interface))) { - up(&disconnect_sem); + mutex_unlock(&disconnect_mutex); return -ENODEV; } - down(&sisusb->lock); + mutex_lock(&sisusb->lock); if (!sisusb->present || !sisusb->ready) { - up(&sisusb->lock); - up(&disconnect_sem); + mutex_unlock(&sisusb->lock); + mutex_unlock(&disconnect_mutex); return -ENODEV; } if (sisusb->isopen) { - up(&sisusb->lock); - up(&disconnect_sem); + mutex_unlock(&sisusb->lock); + mutex_unlock(&disconnect_mutex); return -EBUSY; } if (!sisusb->devinit) { if (sisusb->sisusb_dev->speed == USB_SPEED_HIGH) { if (sisusb_init_gfxdevice(sisusb, 0)) { - up(&sisusb->lock); - up(&disconnect_sem); + mutex_unlock(&sisusb->lock); + mutex_unlock(&disconnect_mutex); printk(KERN_ERR "sisusbvga[%d]: Failed to initialize " "device\n", @@ -2592,8 +2553,8 @@ sisusb_open(struct inode *inode, struct file *file) return -EIO; } } else { - up(&sisusb->lock); - up(&disconnect_sem); + mutex_unlock(&sisusb->lock); + mutex_unlock(&disconnect_mutex); printk(KERN_ERR "sisusbvga[%d]: Device not attached to " "USB 2.0 hub\n", @@ -2609,9 +2570,9 @@ sisusb_open(struct inode *inode, struct file *file) file->private_data = sisusb; - up(&sisusb->lock); + mutex_unlock(&sisusb->lock); - up(&disconnect_sem); + mutex_unlock(&disconnect_mutex); return 0; } @@ -2642,14 +2603,14 @@ sisusb_release(struct inode *inode, struct file *file) struct sisusb_usb_data *sisusb; int myminor; - down(&disconnect_sem); + mutex_lock(&disconnect_mutex); if (!(sisusb = (struct sisusb_usb_data *)file->private_data)) { - up(&disconnect_sem); + mutex_unlock(&disconnect_mutex); return -ENODEV; } - down(&sisusb->lock); + mutex_lock(&sisusb->lock); if (sisusb->present) { /* Wait for all URBs to finish if device still present */ @@ -2662,12 +2623,12 @@ sisusb_release(struct inode *inode, struct file *file) sisusb->isopen = 0; file->private_data = NULL; - up(&sisusb->lock); + mutex_unlock(&sisusb->lock); /* decrement the usage count on our device */ kref_put(&sisusb->kref, sisusb_delete); - up(&disconnect_sem); + mutex_unlock(&disconnect_mutex); return 0; } @@ -2685,11 +2646,11 @@ sisusb_read(struct file *file, char __user *buffer, size_t count, loff_t *ppos) if (!(sisusb = (struct sisusb_usb_data *)file->private_data)) return -ENODEV; - down(&sisusb->lock); + mutex_lock(&sisusb->lock); /* Sanity check */ if (!sisusb->present || !sisusb->ready || !sisusb->sisusb_dev) { - up(&sisusb->lock); + mutex_unlock(&sisusb->lock); return -ENODEV; } @@ -2784,7 +2745,7 @@ sisusb_read(struct file *file, char __user *buffer, size_t count, loff_t *ppos) (*ppos) <= SISUSB_PCI_PSEUDO_PCIBASE + 0x5c) { if (count != 4) { - up(&sisusb->lock); + mutex_unlock(&sisusb->lock); return -EINVAL; } @@ -2808,7 +2769,7 @@ sisusb_read(struct file *file, char __user *buffer, size_t count, loff_t *ppos) (*ppos) += bytes_read; - up(&sisusb->lock); + mutex_unlock(&sisusb->lock); return errno ? errno : bytes_read; } @@ -2827,11 +2788,11 @@ sisusb_write(struct file *file, const char __user *buffer, size_t count, if (!(sisusb = (struct sisusb_usb_data *)file->private_data)) return -ENODEV; - down(&sisusb->lock); + mutex_lock(&sisusb->lock); /* Sanity check */ if (!sisusb->present || !sisusb->ready || !sisusb->sisusb_dev) { - up(&sisusb->lock); + mutex_unlock(&sisusb->lock); return -ENODEV; } @@ -2930,7 +2891,7 @@ sisusb_write(struct file *file, const char __user *buffer, size_t count, (*ppos) <= SISUSB_PCI_PSEUDO_PCIBASE + SISUSB_PCI_PCONFSIZE) { if (count != 4) { - up(&sisusb->lock); + mutex_unlock(&sisusb->lock); return -EINVAL; } @@ -2956,7 +2917,7 @@ sisusb_write(struct file *file, const char __user *buffer, size_t count, (*ppos) += bytes_written; - up(&sisusb->lock); + mutex_unlock(&sisusb->lock); return errno ? errno : bytes_written; } @@ -2970,11 +2931,11 @@ sisusb_lseek(struct file *file, loff_t offset, int orig) if (!(sisusb = (struct sisusb_usb_data *)file->private_data)) return -ENODEV; - down(&sisusb->lock); + mutex_lock(&sisusb->lock); /* Sanity check */ if (!sisusb->present || !sisusb->ready || !sisusb->sisusb_dev) { - up(&sisusb->lock); + mutex_unlock(&sisusb->lock); return -ENODEV; } @@ -2994,7 +2955,7 @@ sisusb_lseek(struct file *file, loff_t offset, int orig) ret = -EINVAL; } - up(&sisusb->lock); + mutex_unlock(&sisusb->lock); return ret; } @@ -3136,7 +3097,7 @@ sisusb_ioctl(struct inode *inode, struct file *file, unsigned int cmd, if (!(sisusb = (struct sisusb_usb_data *)file->private_data)) return -ENODEV; - down(&sisusb->lock); + mutex_lock(&sisusb->lock); /* Sanity check */ if (!sisusb->present || !sisusb->ready || !sisusb->sisusb_dev) { @@ -3193,7 +3154,7 @@ sisusb_ioctl(struct inode *inode, struct file *file, unsigned int cmd, } err_out: - up(&sisusb->lock); + mutex_unlock(&sisusb->lock); return retval; } @@ -3258,7 +3219,7 @@ static int sisusb_probe(struct usb_interface *intf, } kref_init(&sisusb->kref); - init_MUTEX(&(sisusb->lock)); + mutex_init(&(sisusb->lock)); /* Register device */ if ((retval = usb_register_dev(intf, &usb_sisusb_class))) { @@ -3429,9 +3390,9 @@ static void sisusb_disconnect(struct usb_interface *intf) * protect all other routines from the disconnect * case, not the other way round. */ - down(&disconnect_sem); + mutex_lock(&disconnect_mutex); - down(&sisusb->lock); + mutex_lock(&sisusb->lock); /* Wait for all URBs to complete and kill them in case (MUST do) */ if (!sisusb_wait_all_out_complete(sisusb)) @@ -3462,12 +3423,12 @@ static void sisusb_disconnect(struct usb_interface *intf) sisusb->present = 0; sisusb->ready = 0; - up(&sisusb->lock); + mutex_unlock(&sisusb->lock); /* decrement our usage count */ kref_put(&sisusb->kref, sisusb_delete); - up(&disconnect_sem); + mutex_unlock(&disconnect_mutex); printk(KERN_INFO "sisusbvga[%d]: Disconnected\n", minor); } diff --git a/drivers/usb/misc/sisusbvga/sisusb.h b/drivers/usb/misc/sisusbvga/sisusb.h index a716825d1f9..8e1120a6480 100644 --- a/drivers/usb/misc/sisusbvga/sisusb.h +++ b/drivers/usb/misc/sisusbvga/sisusb.h @@ -41,6 +41,8 @@ #define SISUSB_NEW_CONFIG_COMPAT #endif +#include <linux/mutex.h> + /* For older kernels, support for text consoles is by default * off. To ensable text console support, change the following: */ @@ -60,11 +62,9 @@ #define INCL_SISUSB_CON 1 #endif -#ifdef INCL_SISUSB_CON #include <linux/console.h> #include <linux/vt_kern.h> #include "sisusb_struct.h" -#endif /* USB related */ @@ -116,7 +116,7 @@ struct sisusb_usb_data { struct usb_interface *interface; struct kref kref; wait_queue_head_t wait_q; /* for syncind and timeouts */ - struct semaphore lock; /* general race avoidance */ + struct mutex lock; /* general race avoidance */ unsigned int ifnum; /* interface number of the USB device */ int minor; /* minor (for logging clarity) */ int isopen; /* !=0 if open */ diff --git a/drivers/usb/misc/sisusbvga/sisusb_con.c b/drivers/usb/misc/sisusbvga/sisusb_con.c index be5c1a25ae2..fb48feca835 100644 --- a/drivers/usb/misc/sisusbvga/sisusb_con.c +++ b/drivers/usb/misc/sisusbvga/sisusb_con.c @@ -48,6 +48,7 @@ */ #include <linux/config.h> +#include <linux/mutex.h> #include <linux/module.h> #include <linux/kernel.h> #include <linux/signal.h> @@ -69,27 +70,9 @@ #include <linux/vmalloc.h> #include "sisusb.h" +#include "sisusb_init.h" #ifdef INCL_SISUSB_CON -extern int sisusb_setreg(struct sisusb_usb_data *, int, u8); -extern int sisusb_getreg(struct sisusb_usb_data *, int, u8 *); -extern int sisusb_setidxreg(struct sisusb_usb_data *, int, u8, u8); -extern int sisusb_getidxreg(struct sisusb_usb_data *, int, u8, u8 *); -extern int sisusb_setidxregor(struct sisusb_usb_data *, int, u8, u8); -extern int sisusb_setidxregand(struct sisusb_usb_data *, int, u8, u8); -extern int sisusb_setidxregandor(struct sisusb_usb_data *, int, u8, u8, u8); - -extern int sisusb_writeb(struct sisusb_usb_data *sisusb, u32 adr, u8 data); -extern int sisusb_readb(struct sisusb_usb_data *sisusb, u32 adr, u8 *data); -extern int sisusb_writew(struct sisusb_usb_data *sisusb, u32 adr, u16 data); -extern int sisusb_readw(struct sisusb_usb_data *sisusb, u32 adr, u16 *data); -extern int sisusb_copy_memory(struct sisusb_usb_data *sisusb, char *src, - u32 dest, int length, size_t *bytes_written); - -extern void sisusb_delete(struct kref *kref); -extern int sisusb_reset_text_mode(struct sisusb_usb_data *sisusb, int init); - -extern int SiSUSBSetMode(struct SiS_Private *SiS_Pr, unsigned short ModeNo); #define sisusbcon_writew(val, addr) (*(addr) = (val)) #define sisusbcon_readw(addr) (*(addr)) @@ -102,8 +85,6 @@ static struct sisusb_usb_data *mysisusbs[MAX_NR_CONSOLES]; /* Forward declaration */ static const struct consw sisusb_con; -extern struct semaphore disconnect_sem; - static inline void sisusbcon_memsetw(u16 *s, u16 c, unsigned int count) { @@ -194,11 +175,11 @@ sisusb_get_sisusb_lock_and_check(unsigned short console) if (!(sisusb = sisusb_get_sisusb(console))) return NULL; - down(&sisusb->lock); + mutex_lock(&sisusb->lock); if (!sisusb_sisusb_valid(sisusb) || !sisusb->havethisconsole[console]) { - up(&sisusb->lock); + mutex_unlock(&sisusb->lock); return NULL; } @@ -236,18 +217,18 @@ sisusbcon_init(struct vc_data *c, int init) * are set up/restored. */ - down(&disconnect_sem); + mutex_lock(&disconnect_mutex); if (!(sisusb = sisusb_get_sisusb(c->vc_num))) { - up(&disconnect_sem); + mutex_unlock(&disconnect_mutex); return; } - down(&sisusb->lock); + mutex_lock(&sisusb->lock); if (!sisusb_sisusb_valid(sisusb)) { - up(&sisusb->lock); - up(&disconnect_sem); + mutex_unlock(&sisusb->lock); + mutex_unlock(&disconnect_mutex); return; } @@ -284,9 +265,9 @@ sisusbcon_init(struct vc_data *c, int init) if (!*c->vc_uni_pagedir_loc) con_set_default_unimap(c); - up(&sisusb->lock); + mutex_unlock(&sisusb->lock); - up(&disconnect_sem); + mutex_unlock(&disconnect_mutex); if (init) { c->vc_cols = cols; @@ -306,14 +287,14 @@ sisusbcon_deinit(struct vc_data *c) * and others, ie not under our control. */ - down(&disconnect_sem); + mutex_lock(&disconnect_mutex); if (!(sisusb = sisusb_get_sisusb(c->vc_num))) { - up(&disconnect_sem); + mutex_unlock(&disconnect_mutex); return; } - down(&sisusb->lock); + mutex_lock(&sisusb->lock); /* Clear ourselves in mysisusbs */ mysisusbs[c->vc_num] = NULL; @@ -332,12 +313,12 @@ sisusbcon_deinit(struct vc_data *c) } } - up(&sisusb->lock); + mutex_unlock(&sisusb->lock); /* decrement the usage count on our sisusb */ kref_put(&sisusb->kref, sisusb_delete); - up(&disconnect_sem); + mutex_unlock(&disconnect_mutex); } /* interface routine */ @@ -417,7 +398,7 @@ sisusbcon_putc(struct vc_data *c, int ch, int y, int x) #endif if (sisusb_is_inactive(c, sisusb)) { - up(&sisusb->lock); + mutex_unlock(&sisusb->lock); return; } @@ -425,7 +406,7 @@ sisusbcon_putc(struct vc_data *c, int ch, int y, int x) sisusb_copy_memory(sisusb, (char *)SISUSB_VADDR(x, y), (u32)SISUSB_HADDR(x, y), 2, &written); - up(&sisusb->lock); + mutex_unlock(&sisusb->lock); } /* Interface routine */ @@ -453,14 +434,14 @@ sisusbcon_putcs(struct vc_data *c, const unsigned short *s, sisusbcon_writew(sisusbcon_readw(s++), dest++); if (sisusb_is_inactive(c, sisusb)) { - up(&sisusb->lock); + mutex_unlock(&sisusb->lock); return; } sisusb_copy_memory(sisusb, (char *)SISUSB_VADDR(x, y), (u32)SISUSB_HADDR(x, y), count * 2, &written); - up(&sisusb->lock); + mutex_unlock(&sisusb->lock); } /* Interface routine */ @@ -504,7 +485,7 @@ sisusbcon_clear(struct vc_data *c, int y, int x, int height, int width) } if (sisusb_is_inactive(c, sisusb)) { - up(&sisusb->lock); + mutex_unlock(&sisusb->lock); return; } @@ -514,7 +495,7 @@ sisusbcon_clear(struct vc_data *c, int y, int x, int height, int width) sisusb_copy_memory(sisusb, (unsigned char *)SISUSB_VADDR(x, y), (u32)SISUSB_HADDR(x, y), length, &written); - up(&sisusb->lock); + mutex_unlock(&sisusb->lock); } /* Interface routine */ @@ -576,7 +557,7 @@ sisusbcon_bmove(struct vc_data *c, int sy, int sx, #endif if (sisusb_is_inactive(c, sisusb)) { - up(&sisusb->lock); + mutex_unlock(&sisusb->lock); return; } @@ -586,7 +567,7 @@ sisusbcon_bmove(struct vc_data *c, int sy, int sx, sisusb_copy_memory(sisusb, (unsigned char *)SISUSB_VADDR(dx, dy), (u32)SISUSB_HADDR(dx, dy), length, &written); - up(&sisusb->lock); + mutex_unlock(&sisusb->lock); } /* interface routine */ @@ -609,7 +590,7 @@ sisusbcon_switch(struct vc_data *c) /* Don't write to screen if in gfx mode */ if (sisusb_is_inactive(c, sisusb)) { - up(&sisusb->lock); + mutex_unlock(&sisusb->lock); return 0; } @@ -618,7 +599,7 @@ sisusbcon_switch(struct vc_data *c) * as origin. */ if (c->vc_origin == (unsigned long)c->vc_screenbuf) { - up(&sisusb->lock); + mutex_unlock(&sisusb->lock); printk(KERN_DEBUG "sisusb: ASSERT ORIGIN != SCREENBUF!\n"); return 0; } @@ -635,7 +616,7 @@ sisusbcon_switch(struct vc_data *c) (u32)SISUSB_HADDR(0, 0), length, &written); - up(&sisusb->lock); + mutex_unlock(&sisusb->lock); return 0; } @@ -657,7 +638,7 @@ sisusbcon_save_screen(struct vc_data *c) /* sisusb->lock is down */ if (sisusb_is_inactive(c, sisusb)) { - up(&sisusb->lock); + mutex_unlock(&sisusb->lock); return; } @@ -669,7 +650,7 @@ sisusbcon_save_screen(struct vc_data *c) sisusbcon_memcpyw((u16 *)c->vc_screenbuf, (u16 *)c->vc_origin, length); - up(&sisusb->lock); + mutex_unlock(&sisusb->lock); } /* interface routine */ @@ -690,7 +671,7 @@ sisusbcon_set_palette(struct vc_data *c, unsigned char *table) /* sisusb->lock is down */ if (sisusb_is_inactive(c, sisusb)) { - up(&sisusb->lock); + mutex_unlock(&sisusb->lock); return -EINVAL; } @@ -705,7 +686,7 @@ sisusbcon_set_palette(struct vc_data *c, unsigned char *table) break; } - up(&sisusb->lock); + mutex_unlock(&sisusb->lock); return 0; } @@ -728,7 +709,7 @@ sisusbcon_blank(struct vc_data *c, int blank, int mode_switch) sisusb->is_gfx = blank ? 1 : 0; if (sisusb_is_inactive(c, sisusb)) { - up(&sisusb->lock); + mutex_unlock(&sisusb->lock); return 0; } @@ -777,7 +758,7 @@ sisusbcon_blank(struct vc_data *c, int blank, int mode_switch) cr63 = 0x40; break; default: - up(&sisusb->lock); + mutex_unlock(&sisusb->lock); return -EINVAL; } @@ -788,7 +769,7 @@ sisusbcon_blank(struct vc_data *c, int blank, int mode_switch) } - up(&sisusb->lock); + mutex_unlock(&sisusb->lock); return ret; } @@ -809,7 +790,7 @@ sisusbcon_scrolldelta(struct vc_data *c, int lines) /* sisusb->lock is down */ if (sisusb_is_inactive(c, sisusb)) { - up(&sisusb->lock); + mutex_unlock(&sisusb->lock); return 0; } @@ -849,7 +830,7 @@ sisusbcon_scrolldelta(struct vc_data *c, int lines) sisusbcon_set_start_address(sisusb, c); - up(&sisusb->lock); + mutex_unlock(&sisusb->lock); return 1; } @@ -867,7 +848,7 @@ sisusbcon_cursor(struct vc_data *c, int mode) /* sisusb->lock is down */ if (sisusb_is_inactive(c, sisusb)) { - up(&sisusb->lock); + mutex_unlock(&sisusb->lock); return; } @@ -879,7 +860,7 @@ sisusbcon_cursor(struct vc_data *c, int mode) if (mode == CM_ERASE) { sisusb_setidxregor(sisusb, SISCR, 0x0a, 0x20); sisusb->sisusb_cursor_size_to = -1; - up(&sisusb->lock); + mutex_unlock(&sisusb->lock); return; } @@ -919,7 +900,7 @@ sisusbcon_cursor(struct vc_data *c, int mode) sisusb->sisusb_cursor_size_to = to; } - up(&sisusb->lock); + mutex_unlock(&sisusb->lock); } static int @@ -961,7 +942,7 @@ sisusbcon_scroll_area(struct vc_data *c, struct sisusb_usb_data *sisusb, sisusb_copy_memory(sisusb, (char *)SISUSB_VADDR(0, t), (u32)SISUSB_HADDR(0, t), length, &written); - up(&sisusb->lock); + mutex_unlock(&sisusb->lock); return 1; } @@ -994,7 +975,7 @@ sisusbcon_scroll(struct vc_data *c, int t, int b, int dir, int lines) /* sisusb->lock is down */ if (sisusb_is_inactive(c, sisusb)) { - up(&sisusb->lock); + mutex_unlock(&sisusb->lock); return 0; } @@ -1084,7 +1065,7 @@ sisusbcon_scroll(struct vc_data *c, int t, int b, int dir, int lines) c->vc_pos = c->vc_pos - oldorigin + c->vc_origin; - up(&sisusb->lock); + mutex_unlock(&sisusb->lock); return 1; } @@ -1106,7 +1087,7 @@ sisusbcon_set_origin(struct vc_data *c) /* sisusb->lock is down */ if (sisusb_is_inactive(c, sisusb) || sisusb->con_blanked) { - up(&sisusb->lock); + mutex_unlock(&sisusb->lock); return 0; } @@ -1116,7 +1097,7 @@ sisusbcon_set_origin(struct vc_data *c) sisusb->con_rolled_over = 0; - up(&sisusb->lock); + mutex_unlock(&sisusb->lock); return 1; } @@ -1133,7 +1114,7 @@ sisusbcon_resize(struct vc_data *c, unsigned int newcols, unsigned int newrows) fh = sisusb->current_font_height; - up(&sisusb->lock); + mutex_unlock(&sisusb->lock); /* We are quite unflexible as regards resizing. The vt code * handles sizes where the line length isn't equal the pitch @@ -1167,7 +1148,7 @@ sisusbcon_do_font_op(struct sisusb_usb_data *sisusb, int set, int slot, if ((slot != 0 && slot != 2) || !fh) { if (uplock) - up(&sisusb->lock); + mutex_unlock(&sisusb->lock); return -EINVAL; } @@ -1327,7 +1308,7 @@ sisusbcon_do_font_op(struct sisusb_usb_data *sisusb, int set, int slot, } if (uplock) - up(&sisusb->lock); + mutex_unlock(&sisusb->lock); if (dorecalc && c) { int i, rows = c->vc_scan_lines / fh; @@ -1351,7 +1332,7 @@ sisusbcon_do_font_op(struct sisusb_usb_data *sisusb, int set, int slot, font_op_error: if (uplock) - up(&sisusb->lock); + mutex_unlock(&sisusb->lock); return -EIO; } @@ -1417,19 +1398,19 @@ sisusbcon_font_get(struct vc_data *c, struct console_font *font) font->charcount = 256; if (!font->data) { - up(&sisusb->lock); + mutex_unlock(&sisusb->lock); return 0; } if (!sisusb->font_backup) { - up(&sisusb->lock); + mutex_unlock(&sisusb->lock); return -ENODEV; } /* Copy 256 chars only, like vgacon */ memcpy(font->data, sisusb->font_backup, 256 * 32); - up(&sisusb->lock); + mutex_unlock(&sisusb->lock); return 0; } @@ -1486,7 +1467,7 @@ static int sisusbdummycon_dummy(void) #define SISUSBCONDUMMY (void *)sisusbdummycon_dummy -const struct consw sisusb_dummy_con = { +static const struct consw sisusb_dummy_con = { .owner = THIS_MODULE, .con_startup = sisusbdummycon_startup, .con_init = sisusbdummycon_init, @@ -1512,14 +1493,14 @@ sisusb_console_init(struct sisusb_usb_data *sisusb, int first, int last) { int i, ret, minor = sisusb->minor; - down(&disconnect_sem); + mutex_lock(&disconnect_mutex); - down(&sisusb->lock); + mutex_lock(&sisusb->lock); /* Erm.. that should not happen */ if (sisusb->haveconsole || !sisusb->SiS_Pr) { - up(&sisusb->lock); - up(&disconnect_sem); + mutex_unlock(&sisusb->lock); + mutex_unlock(&disconnect_mutex); return 1; } @@ -1529,15 +1510,15 @@ sisusb_console_init(struct sisusb_usb_data *sisusb, int first, int last) if (first > last || first > MAX_NR_CONSOLES || last > MAX_NR_CONSOLES) { - up(&sisusb->lock); - up(&disconnect_sem); + mutex_unlock(&sisusb->lock); + mutex_unlock(&disconnect_mutex); return 1; } /* If gfxcore not initialized or no consoles given, quit graciously */ if (!sisusb->gfxinit || first < 1 || last < 1) { - up(&sisusb->lock); - up(&disconnect_sem); + mutex_unlock(&sisusb->lock); + mutex_unlock(&disconnect_mutex); return 0; } @@ -1547,8 +1528,8 @@ sisusb_console_init(struct sisusb_usb_data *sisusb, int first, int last) /* Set up text mode (and upload default font) */ if (sisusb_reset_text_mode(sisusb, 1)) { - up(&sisusb->lock); - up(&disconnect_sem); + mutex_unlock(&sisusb->lock); + mutex_unlock(&disconnect_mutex); printk(KERN_ERR "sisusbvga[%d]: Failed to set up text mode\n", minor); @@ -1571,16 +1552,16 @@ sisusb_console_init(struct sisusb_usb_data *sisusb, int first, int last) /* Allocate screen buffer */ if (!(sisusb->scrbuf = (unsigned long)vmalloc(sisusb->scrbuf_size))) { - up(&sisusb->lock); - up(&disconnect_sem); + mutex_unlock(&sisusb->lock); + mutex_unlock(&disconnect_mutex); printk(KERN_ERR "sisusbvga[%d]: Failed to allocate screen buffer\n", minor); return 1; } - up(&sisusb->lock); - up(&disconnect_sem); + mutex_unlock(&sisusb->lock); + mutex_unlock(&disconnect_mutex); /* Now grab the desired console(s) */ ret = take_over_console(&sisusb_con, first - 1, last - 1, 0); diff --git a/drivers/usb/misc/sisusbvga/sisusb_init.c b/drivers/usb/misc/sisusbvga/sisusb_init.c index 044fa4482f9..968f0d38cff 100644 --- a/drivers/usb/misc/sisusbvga/sisusb_init.c +++ b/drivers/usb/misc/sisusbvga/sisusb_init.c @@ -74,6 +74,7 @@ SiSUSB_InitPtr(struct SiS_Private *SiS_Pr) /* HELPER: Get ModeID */ /*********************************************/ +#if 0 unsigned short SiSUSB_GetModeID(int HDisplay, int VDisplay, int Depth) { @@ -157,6 +158,7 @@ SiSUSB_GetModeID(int HDisplay, int VDisplay, int Depth) return ModeIndex; } +#endif /* 0 */ /*********************************************/ /* HELPER: SetReg, GetReg */ @@ -233,7 +235,7 @@ SiS_DisplayOn(struct SiS_Private *SiS_Pr) /* HELPER: Init Port Addresses */ /*********************************************/ -void +static void SiSUSBRegInit(struct SiS_Private *SiS_Pr, unsigned long BaseAddr) { SiS_Pr->SiS_P3c4 = BaseAddr + 0x14; diff --git a/drivers/usb/misc/sisusbvga/sisusb_init.h b/drivers/usb/misc/sisusbvga/sisusb_init.h index 5b11577835c..f05f83268af 100644 --- a/drivers/usb/misc/sisusbvga/sisusb_init.h +++ b/drivers/usb/misc/sisusbvga/sisusb_init.h @@ -690,7 +690,7 @@ static const struct SiS_CRT1Table SiSUSB_CRT1Table[] = 0x41}} /* 0x54 */ }; -static struct SiS_VCLKData SiSUSB_VCLKData[] = +static const struct SiS_VCLKData SiSUSB_VCLKData[] = { { 0x1b,0xe1, 25}, /* 0x00 */ { 0x4e,0xe4, 28}, /* 0x01 */ @@ -808,8 +808,8 @@ static struct SiS_VCLKData SiSUSB_VCLKData[] = { 0x2b,0xc2, 35} /* 0x71 768@576@60 */ }; -void SiSUSBRegInit(struct SiS_Private *SiS_Pr, unsigned long BaseAddr); -unsigned short SiSUSB_GetModeID(int HDisplay, int VDisplay, int Depth); +extern struct mutex disconnect_mutex; + int SiSUSBSetMode(struct SiS_Private *SiS_Pr, unsigned short ModeNo); int SiSUSBSetVESAMode(struct SiS_Private *SiS_Pr, unsigned short VModeNo); @@ -826,5 +826,19 @@ extern int sisusb_setidxregor(struct sisusb_usb_data *sisusb, int port, extern int sisusb_setidxregand(struct sisusb_usb_data *sisusb, int port, u8 idx, u8 myand); +void sisusb_delete(struct kref *kref); +int sisusb_writeb(struct sisusb_usb_data *sisusb, u32 adr, u8 data); +int sisusb_readb(struct sisusb_usb_data *sisusb, u32 adr, u8 *data); +int sisusb_copy_memory(struct sisusb_usb_data *sisusb, char *src, + u32 dest, int length, size_t *bytes_written); +int sisusb_reset_text_mode(struct sisusb_usb_data *sisusb, int init); +int sisusbcon_do_font_op(struct sisusb_usb_data *sisusb, int set, int slot, + u8 *arg, int cmapsz, int ch512, int dorecalc, + struct vc_data *c, int fh, int uplock); +void sisusb_set_cursor(struct sisusb_usb_data *sisusb, unsigned int location); +int sisusb_console_init(struct sisusb_usb_data *sisusb, int first, int last); +void sisusb_console_exit(struct sisusb_usb_data *sisusb); +void sisusb_init_concode(void); + #endif diff --git a/drivers/usb/misc/sisusbvga/sisusb_struct.h b/drivers/usb/misc/sisusbvga/sisusb_struct.h index 94edd4726c4..f325ecb29a6 100644 --- a/drivers/usb/misc/sisusbvga/sisusb_struct.h +++ b/drivers/usb/misc/sisusbvga/sisusb_struct.h @@ -161,7 +161,7 @@ struct SiS_Private const struct SiS_Ext *SiS_EModeIDTable; const struct SiS_Ext2 *SiS_RefIndex; const struct SiS_CRT1Table *SiS_CRT1Table; - struct SiS_VCLKData *SiS_VCLKData; + const struct SiS_VCLKData *SiS_VCLKData; const struct SiS_ModeResInfo *SiS_ModeResInfo; }; |