diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_fbcon.c')
-rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_fbcon.c | 188 |
1 files changed, 139 insertions, 49 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_fbcon.c b/drivers/gpu/drm/nouveau/nouveau_fbcon.c index 02a4d1f..60769d2 100644 --- a/drivers/gpu/drm/nouveau/nouveau_fbcon.c +++ b/drivers/gpu/drm/nouveau/nouveau_fbcon.c @@ -49,6 +49,102 @@ #include "nouveau_fbcon.h" #include "nouveau_dma.h" +static void +nouveau_fbcon_fillrect(struct fb_info *info, const struct fb_fillrect *rect) +{ + struct nouveau_fbdev *nfbdev = info->par; + struct drm_device *dev = nfbdev->dev; + struct drm_nouveau_private *dev_priv = dev->dev_private; + int ret; + + if (info->state != FBINFO_STATE_RUNNING) + return; + + ret = -ENODEV; + if (!in_interrupt() && !(info->flags & FBINFO_HWACCEL_DISABLED) && + mutex_trylock(&dev_priv->channel->mutex)) { + if (dev_priv->card_type < NV_50) + ret = nv04_fbcon_fillrect(info, rect); + else + if (dev_priv->card_type < NV_C0) + ret = nv50_fbcon_fillrect(info, rect); + else + ret = nvc0_fbcon_fillrect(info, rect); + mutex_unlock(&dev_priv->channel->mutex); + } + + if (ret == 0) + return; + + if (ret != -ENODEV) + nouveau_fbcon_gpu_lockup(info); + cfb_fillrect(info, rect); +} + +static void +nouveau_fbcon_copyarea(struct fb_info *info, const struct fb_copyarea *image) +{ + struct nouveau_fbdev *nfbdev = info->par; + struct drm_device *dev = nfbdev->dev; + struct drm_nouveau_private *dev_priv = dev->dev_private; + int ret; + + if (info->state != FBINFO_STATE_RUNNING) + return; + + ret = -ENODEV; + if (!in_interrupt() && !(info->flags & FBINFO_HWACCEL_DISABLED) && + mutex_trylock(&dev_priv->channel->mutex)) { + if (dev_priv->card_type < NV_50) + ret = nv04_fbcon_copyarea(info, image); + else + if (dev_priv->card_type < NV_C0) + ret = nv50_fbcon_copyarea(info, image); + else + ret = nvc0_fbcon_copyarea(info, image); + mutex_unlock(&dev_priv->channel->mutex); + } + + if (ret == 0) + return; + + if (ret != -ENODEV) + nouveau_fbcon_gpu_lockup(info); + cfb_copyarea(info, image); +} + +static void +nouveau_fbcon_imageblit(struct fb_info *info, const struct fb_image *image) +{ + struct nouveau_fbdev *nfbdev = info->par; + struct drm_device *dev = nfbdev->dev; + struct drm_nouveau_private *dev_priv = dev->dev_private; + int ret; + + if (info->state != FBINFO_STATE_RUNNING) + return; + + ret = -ENODEV; + if (!in_interrupt() && !(info->flags & FBINFO_HWACCEL_DISABLED) && + mutex_trylock(&dev_priv->channel->mutex)) { + if (dev_priv->card_type < NV_50) + ret = nv04_fbcon_imageblit(info, image); + else + if (dev_priv->card_type < NV_C0) + ret = nv50_fbcon_imageblit(info, image); + else + ret = nvc0_fbcon_imageblit(info, image); + mutex_unlock(&dev_priv->channel->mutex); + } + + if (ret == 0) + return; + + if (ret != -ENODEV) + nouveau_fbcon_gpu_lockup(info); + cfb_imageblit(info, image); +} + static int nouveau_fbcon_sync(struct fb_info *info) { @@ -58,22 +154,36 @@ nouveau_fbcon_sync(struct fb_info *info) struct nouveau_channel *chan = dev_priv->channel; int ret, i; - if (!chan || !chan->accel_done || + if (!chan || !chan->accel_done || in_interrupt() || info->state != FBINFO_STATE_RUNNING || info->flags & FBINFO_HWACCEL_DISABLED) return 0; - if (RING_SPACE(chan, 4)) { + if (!mutex_trylock(&chan->mutex)) + return 0; + + ret = RING_SPACE(chan, 4); + if (ret) { + mutex_unlock(&chan->mutex); nouveau_fbcon_gpu_lockup(info); return 0; } - BEGIN_RING(chan, 0, 0x0104, 1); - OUT_RING(chan, 0); - BEGIN_RING(chan, 0, 0x0100, 1); - OUT_RING(chan, 0); + if (dev_priv->card_type >= NV_C0) { + BEGIN_NVC0(chan, 2, NvSub2D, 0x010c, 1); + OUT_RING (chan, 0); + BEGIN_NVC0(chan, 2, NvSub2D, 0x0100, 1); + OUT_RING (chan, 0); + } else { + BEGIN_RING(chan, 0, 0x0104, 1); + OUT_RING (chan, 0); + BEGIN_RING(chan, 0, 0x0100, 1); + OUT_RING (chan, 0); + } + nouveau_bo_wr32(chan->notifier_bo, chan->m2mf_ntfy + 3, 0xffffffff); FIRE_RING(chan); + mutex_unlock(&chan->mutex); ret = -EBUSY; for (i = 0; i < 100000; i++) { @@ -97,9 +207,9 @@ static struct fb_ops nouveau_fbcon_ops = { .owner = THIS_MODULE, .fb_check_var = drm_fb_helper_check_var, .fb_set_par = drm_fb_helper_set_par, - .fb_fillrect = cfb_fillrect, - .fb_copyarea = cfb_copyarea, - .fb_imageblit = cfb_imageblit, + .fb_fillrect = nouveau_fbcon_fillrect, + .fb_copyarea = nouveau_fbcon_copyarea, + .fb_imageblit = nouveau_fbcon_imageblit, .fb_sync = nouveau_fbcon_sync, .fb_pan_display = drm_fb_helper_pan_display, .fb_blank = drm_fb_helper_blank, @@ -108,29 +218,13 @@ static struct fb_ops nouveau_fbcon_ops = { .fb_debug_leave = drm_fb_helper_debug_leave, }; -static struct fb_ops nv04_fbcon_ops = { +static struct fb_ops nouveau_fbcon_sw_ops = { .owner = THIS_MODULE, .fb_check_var = drm_fb_helper_check_var, .fb_set_par = drm_fb_helper_set_par, - .fb_fillrect = nv04_fbcon_fillrect, - .fb_copyarea = nv04_fbcon_copyarea, - .fb_imageblit = nv04_fbcon_imageblit, - .fb_sync = nouveau_fbcon_sync, - .fb_pan_display = drm_fb_helper_pan_display, - .fb_blank = drm_fb_helper_blank, - .fb_setcmap = drm_fb_helper_setcmap, - .fb_debug_enter = drm_fb_helper_debug_enter, - .fb_debug_leave = drm_fb_helper_debug_leave, -}; - -static struct fb_ops nv50_fbcon_ops = { - .owner = THIS_MODULE, - .fb_check_var = drm_fb_helper_check_var, - .fb_set_par = drm_fb_helper_set_par, - .fb_fillrect = nv50_fbcon_fillrect, - .fb_copyarea = nv50_fbcon_copyarea, - .fb_imageblit = nv50_fbcon_imageblit, - .fb_sync = nouveau_fbcon_sync, + .fb_fillrect = cfb_fillrect, + .fb_copyarea = cfb_copyarea, + .fb_imageblit = cfb_imageblit, .fb_pan_display = drm_fb_helper_pan_display, .fb_blank = drm_fb_helper_blank, .fb_setcmap = drm_fb_helper_setcmap, @@ -257,9 +351,9 @@ nouveau_fbcon_create(struct nouveau_fbdev *nfbdev, FBINFO_HWACCEL_FILLRECT | FBINFO_HWACCEL_IMAGEBLIT; info->flags |= FBINFO_CAN_FORCE_OUTPUT; - info->fbops = &nouveau_fbcon_ops; - info->fix.smem_start = dev->mode_config.fb_base + nvbo->bo.offset - - dev_priv->vm_vram_base; + info->fbops = &nouveau_fbcon_sw_ops; + info->fix.smem_start = nvbo->bo.mem.bus.base + + nvbo->bo.mem.bus.offset; info->fix.smem_len = size; info->screen_base = nvbo_kmap_obj_iovirtual(nouveau_fb->nvbo); @@ -268,10 +362,6 @@ nouveau_fbcon_create(struct nouveau_fbdev *nfbdev, drm_fb_helper_fill_fix(info, fb->pitch, fb->depth); drm_fb_helper_fill_var(info, &nfbdev->helper, sizes->fb_width, sizes->fb_height); - /* FIXME: we really shouldn't expose mmio space at all */ - info->fix.mmio_start = pci_resource_start(pdev, 1); - info->fix.mmio_len = pci_resource_len(pdev, 1); - /* Set aperture base/size for vesafb takeover */ info->apertures = dev_priv->apertures; if (!info->apertures) { @@ -285,19 +375,20 @@ nouveau_fbcon_create(struct nouveau_fbdev *nfbdev, info->pixmap.flags = FB_PIXMAP_SYSTEM; info->pixmap.scan_align = 1; + mutex_unlock(&dev->struct_mutex); + if (dev_priv->channel && !nouveau_nofbaccel) { - switch (dev_priv->card_type) { - case NV_C0: - break; - case NV_50: - nv50_fbcon_accel_init(info); - info->fbops = &nv50_fbcon_ops; - break; - default: - nv04_fbcon_accel_init(info); - info->fbops = &nv04_fbcon_ops; - break; - }; + ret = -ENODEV; + if (dev_priv->card_type < NV_50) + ret = nv04_fbcon_accel_init(info); + else + if (dev_priv->card_type < NV_C0) + ret = nv50_fbcon_accel_init(info); + else + ret = nvc0_fbcon_accel_init(info); + + if (ret == 0) + info->fbops = &nouveau_fbcon_ops; } nouveau_fbcon_zfill(dev, nfbdev); @@ -308,7 +399,6 @@ nouveau_fbcon_create(struct nouveau_fbdev *nfbdev, nouveau_fb->base.height, nvbo->bo.offset, nvbo); - mutex_unlock(&dev->struct_mutex); vga_switcheroo_client_fb_set(dev->pdev, info); return 0; |