diff options
| -rw-r--r-- | drivers/video/arcfb.c | 14 | ||||
| -rw-r--r-- | drivers/video/epson1355fb.c | 18 | ||||
| -rw-r--r-- | drivers/video/fbmem.c | 4 | ||||
| -rw-r--r-- | drivers/video/hecubafb.c | 12 | ||||
| -rw-r--r-- | drivers/video/pvr2fb.c | 4 | ||||
| -rw-r--r-- | include/linux/fb.h | 6 |
6 files changed, 13 insertions, 45 deletions
diff --git a/drivers/video/arcfb.c b/drivers/video/arcfb.c index 740b83b4bd8c..c668e56c9272 100644 --- a/drivers/video/arcfb.c +++ b/drivers/video/arcfb.c @@ -440,14 +440,11 @@ static int arcfb_ioctl(struct fb_info *info, * the fb. it's inefficient for them to do anything less than 64*8 * writes since we update the lcd in each write() anyway. */ -static ssize_t arcfb_write(struct file *file, const char __user *buf, size_t count, - loff_t *ppos) +static ssize_t arcfb_write(struct fb_info *info, const char __user *buf, + size_t count, loff_t *ppos) { /* modded from epson 1355 */ - struct inode *inode; - int fbidx; - struct fb_info *info; unsigned long p; int err=-EINVAL; unsigned int fbmemlength,x,y,w,h, bitppos, startpos, endpos, bitcount; @@ -455,13 +452,6 @@ static ssize_t arcfb_write(struct file *file, const char __user *buf, size_t cou unsigned int xres; p = *ppos; - inode = file->f_path.dentry->d_inode; - fbidx = iminor(inode); - info = registered_fb[fbidx]; - - if (!info || !info->screen_base) - return -ENODEV; - par = info->par; xres = info->var.xres; fbmemlength = (xres * info->var.yres)/8; diff --git a/drivers/video/epson1355fb.c b/drivers/video/epson1355fb.c index 37e297d7feb7..ca2c54ce508e 100644 --- a/drivers/video/epson1355fb.c +++ b/drivers/video/epson1355fb.c @@ -403,17 +403,10 @@ static inline unsigned long copy_to_user16(void *to, const void *from, static ssize_t -epson1355fb_read(struct file *file, char *buf, size_t count, loff_t * ppos) +epson1355fb_read(struct fb_info *info, char *buf, size_t count, loff_t * ppos) { - struct inode *inode = file->f_path.dentry->d_inode; - int fbidx = iminor(inode); - struct fb_info *info = registered_fb[fbidx]; unsigned long p = *ppos; - /* from fbmem.c except for our own copy_*_user */ - if (!info || !info->screen_base) - return -ENODEV; - if (p >= info->fix.smem_len) return 0; if (count >= info->fix.smem_len) @@ -434,20 +427,13 @@ epson1355fb_read(struct file *file, char *buf, size_t count, loff_t * ppos) } static ssize_t -epson1355fb_write(struct file *file, const char *buf, +epson1355fb_write(struct fb_info *info, const char *buf, size_t count, loff_t * ppos) { - struct inode *inode = file->f_path.dentry->d_inode; - int fbidx = iminor(inode); - struct fb_info *info = registered_fb[fbidx]; unsigned long p = *ppos; int err; /* from fbmem.c except for our own copy_*_user */ - if (!info || !info->screen_base) - return -ENODEV; - - /* from fbmem.c except for our own copy_*_user */ if (p > info->fix.smem_len) return -ENOSPC; if (count >= info->fix.smem_len) diff --git a/drivers/video/fbmem.c b/drivers/video/fbmem.c index 08c292d9c401..7b72841222df 100644 --- a/drivers/video/fbmem.c +++ b/drivers/video/fbmem.c @@ -588,7 +588,7 @@ fb_read(struct file *file, char __user *buf, size_t count, loff_t *ppos) return -EPERM; if (info->fbops->fb_read) - return info->fbops->fb_read(file, buf, count, ppos); + return info->fbops->fb_read(info, buf, count, ppos); total_size = info->screen_size; @@ -663,7 +663,7 @@ fb_write(struct file *file, const char __user *buf, size_t count, loff_t *ppos) return -EPERM; if (info->fbops->fb_write) - return info->fbops->fb_write(file, buf, count, ppos); + return info->fbops->fb_write(info, buf, count, ppos); total_size = info->screen_size; diff --git a/drivers/video/hecubafb.c b/drivers/video/hecubafb.c index 0ade72590998..3ec0e97f36e4 100644 --- a/drivers/video/hecubafb.c +++ b/drivers/video/hecubafb.c @@ -267,12 +267,9 @@ static void hecubafb_imageblit(struct fb_info *info, * this is the slow path from userspace. they can seek and write to * the fb. it's inefficient to do anything less than a full screen draw */ -static ssize_t hecubafb_write(struct file *file, const char __user *buf, +static ssize_t hecubafb_write(struct fb_info *info, const char __user *buf, size_t count, loff_t *ppos) { - struct inode *inode; - int fbidx; - struct fb_info *info; unsigned long p; int err=-EINVAL; struct hecubafb_par *par; @@ -280,13 +277,6 @@ static ssize_t hecubafb_write(struct file *file, const char __user *buf, unsigned int fbmemlength; p = *ppos; - inode = file->f_dentry->d_inode; - fbidx = iminor(inode); - info = registered_fb[fbidx]; - - if (!info || !info->screen_base) - return -ENODEV; - par = info->par; xres = info->var.xres; fbmemlength = (xres * info->var.yres)/8; diff --git a/drivers/video/pvr2fb.c b/drivers/video/pvr2fb.c index a93618bc9d27..df2909ae704c 100644 --- a/drivers/video/pvr2fb.c +++ b/drivers/video/pvr2fb.c @@ -214,7 +214,7 @@ static int pvr2_init_cable(void); static int pvr2_get_param(const struct pvr2_params *p, const char *s, int val, int size); #ifdef CONFIG_SH_DMA -static ssize_t pvr2fb_write(struct file *file, const char *buf, +static ssize_t pvr2fb_write(struct fb_info *info, const char *buf, size_t count, loff_t *ppos); #endif @@ -674,7 +674,7 @@ static int pvr2_init_cable(void) } #ifdef CONFIG_SH_DMA -static ssize_t pvr2fb_write(struct file *file, const char *buf, +static ssize_t pvr2fb_write(struct fb_info *info, const char *buf, size_t count, loff_t *ppos) { unsigned long dst, start, end, len; diff --git a/include/linux/fb.h b/include/linux/fb.h index c4e1b3d2ecf9..acb6ddb68fa2 100644 --- a/include/linux/fb.h +++ b/include/linux/fb.h @@ -591,8 +591,10 @@ struct fb_ops { /* For framebuffers with strange non linear layouts or that do not * work with normal memory mapped access */ - ssize_t (*fb_read)(struct file *file, char __user *buf, size_t count, loff_t *ppos); - ssize_t (*fb_write)(struct file *file, const char __user *buf, size_t count, loff_t *ppos); + ssize_t (*fb_read)(struct fb_info *info, char __user *buf, + size_t count, loff_t *ppos); + ssize_t (*fb_write)(struct fb_info *info, const char __user *buf, + size_t count, loff_t *ppos); /* checks var and eventually tweaks it to something supported, * DO NOT MODIFY PAR */ |