diff options
Diffstat (limited to 'drivers/video')
| -rw-r--r-- | drivers/video/atafb.c | 5 | ||||
| -rw-r--r-- | drivers/video/fbmem.c | 2 | ||||
| -rw-r--r-- | drivers/video/fbsysfs.c | 3 | ||||
| -rw-r--r-- | drivers/video/i810/i810_main.c | 3 | ||||
| -rw-r--r-- | drivers/video/matrox/matroxfb_base.c | 2 | ||||
| -rw-r--r-- | drivers/video/matrox/matroxfb_crtc2.c | 6 | ||||
| -rw-r--r-- | drivers/video/sm501fb.c | 2 | ||||
| -rw-r--r-- | drivers/video/w100fb.c | 2 |
8 files changed, 12 insertions, 13 deletions
diff --git a/drivers/video/atafb.c b/drivers/video/atafb.c index 497ff8af03e..8cd279be74e 100644 --- a/drivers/video/atafb.c +++ b/drivers/video/atafb.c @@ -2405,6 +2405,9 @@ static int do_fb_set_var(struct fb_var_screeninfo *var, int isactive) return 0; } +/* fbhw->encode_fix() must be called with fb_info->mm_lock held + * if it is called after the register_framebuffer() - not a case here + */ static int atafb_get_fix(struct fb_fix_screeninfo *fix, struct fb_info *info) { struct atafb_par par; @@ -2414,9 +2417,7 @@ static int atafb_get_fix(struct fb_fix_screeninfo *fix, struct fb_info *info) if (err) return err; memset(fix, 0, sizeof(struct fb_fix_screeninfo)); - mutex_lock(&info->mm_lock); err = fbhw->encode_fix(fix, &par); - mutex_unlock(&info->mm_lock); return err; } diff --git a/drivers/video/fbmem.c b/drivers/video/fbmem.c index 53eb3965279..53ea05645ff 100644 --- a/drivers/video/fbmem.c +++ b/drivers/video/fbmem.c @@ -1513,6 +1513,8 @@ register_framebuffer(struct fb_info *fb_info) if (!registered_fb[i]) break; fb_info->node = i; + mutex_init(&fb_info->lock); + mutex_init(&fb_info->mm_lock); fb_info->dev = device_create(fb_class, fb_info->device, MKDEV(FB_MAJOR, i), NULL, "fb%d", i); diff --git a/drivers/video/fbsysfs.c b/drivers/video/fbsysfs.c index afc04df39a0..d4a2c11d980 100644 --- a/drivers/video/fbsysfs.c +++ b/drivers/video/fbsysfs.c @@ -62,9 +62,6 @@ struct fb_info *framebuffer_alloc(size_t size, struct device *dev) mutex_init(&info->bl_curve_mutex); #endif - mutex_init(&info->lock); - mutex_init(&info->mm_lock); - return info; #undef PADDING #undef BYTES_PER_LONG diff --git a/drivers/video/i810/i810_main.c b/drivers/video/i810/i810_main.c index 71960672d72..5743ea25e81 100644 --- a/drivers/video/i810/i810_main.c +++ b/drivers/video/i810/i810_main.c @@ -2060,8 +2060,7 @@ static int __devinit i810fb_init_pci (struct pci_dev *dev, fb_var_to_videomode(&mode, &info->var); fb_add_videomode(&mode, &info->modelist); - encode_fix(&info->fix, info); - + i810fb_init_ringbuffer(info); err = register_framebuffer(info); diff --git a/drivers/video/matrox/matroxfb_base.c b/drivers/video/matrox/matroxfb_base.c index 76bc51b616d..0c1049b308b 100644 --- a/drivers/video/matrox/matroxfb_base.c +++ b/drivers/video/matrox/matroxfb_base.c @@ -1876,7 +1876,6 @@ static int initMatrox2(WPMINFO struct board* b){ } matroxfb_init_fix(PMINFO2); ACCESS_FBINFO(fbcon.screen_base) = vaddr_va(ACCESS_FBINFO(video.vbase)); - matroxfb_update_fix(PMINFO2); /* Normalize values (namely yres_virtual) */ matroxfb_check_var(&vesafb_defined, &ACCESS_FBINFO(fbcon)); /* And put it into "current" var. Do NOT program hardware yet, or we'll not take over @@ -2083,7 +2082,6 @@ static int matroxfb_probe(struct pci_dev* pdev, const struct pci_device_id* dumm spin_lock_init(&ACCESS_FBINFO(lock.accel)); init_rwsem(&ACCESS_FBINFO(crtc2.lock)); init_rwsem(&ACCESS_FBINFO(altout.lock)); - mutex_init(&ACCESS_FBINFO(fbcon).lock); mutex_init(&ACCESS_FBINFO(fbcon).mm_lock); ACCESS_FBINFO(irq_flags) = 0; init_waitqueue_head(&ACCESS_FBINFO(crtc1.vsync.wait)); diff --git a/drivers/video/matrox/matroxfb_crtc2.c b/drivers/video/matrox/matroxfb_crtc2.c index 909e10a1189..ebcb5c6b496 100644 --- a/drivers/video/matrox/matroxfb_crtc2.c +++ b/drivers/video/matrox/matroxfb_crtc2.c @@ -289,16 +289,18 @@ static int matroxfb_dh_release(struct fb_info* info, int user) { #undef m2info } +/* + * This function is called before the register_framebuffer so + * no locking is needed. + */ static void matroxfb_dh_init_fix(struct matroxfb_dh_fb_info *m2info) { struct fb_fix_screeninfo *fix = &m2info->fbcon.fix; strcpy(fix->id, "MATROX DH"); - mutex_lock(&m2info->fbcon.mm_lock); fix->smem_start = m2info->video.base; fix->smem_len = m2info->video.len_usable; - mutex_unlock(&m2info->fbcon.mm_lock); fix->ypanstep = 1; fix->ywrapstep = 0; fix->xpanstep = 8; /* TBD */ diff --git a/drivers/video/sm501fb.c b/drivers/video/sm501fb.c index 98f24f0ec00..16d4f4c7d52 100644 --- a/drivers/video/sm501fb.c +++ b/drivers/video/sm501fb.c @@ -1624,6 +1624,8 @@ static int __devinit sm501fb_start_one(struct sm501fb_info *info, if (!fbi) return 0; + mutex_init(&info->fb[head]->mm_lock); + ret = sm501fb_init_fb(info->fb[head], head, drvname); if (ret) { dev_err(info->dev, "cannot initialise fb %s\n", drvname); diff --git a/drivers/video/w100fb.c b/drivers/video/w100fb.c index 8a141c2c637..2376f688ec8 100644 --- a/drivers/video/w100fb.c +++ b/drivers/video/w100fb.c @@ -748,8 +748,6 @@ int __init w100fb_probe(struct platform_device *pdev) goto out; } - w100fb_set_par(info); - if (register_framebuffer(info) < 0) { err = -EINVAL; goto out; |