diff options
author | Ben Skeggs <bskeggs@redhat.com> | 2012-03-04 16:25:59 +1000 |
---|---|---|
committer | Ben Skeggs <bskeggs@redhat.com> | 2012-03-13 17:15:00 +1000 |
commit | 7c5f6a87b2337cc81fb6d16e848501e2dbe00a3d (patch) | |
tree | 6beb0845847f7d4b9494322de020d95d77afd08e /drivers/gpu/drm/nouveau | |
parent | 29181d2f7bec0f51273ceab8c565410d52ef1eb0 (diff) |
drm/nvd0/disp: attempt to handle more than 2 crtcs if possible
Theoretically handles CRTC2/CRTC3, should any GF119 out there actually
have them enabled. The room is there for the regs etc, so why not :)
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/nouveau')
-rw-r--r-- | drivers/gpu/drm/nouveau/nvd0_display.c | 33 |
1 files changed, 14 insertions, 19 deletions
diff --git a/drivers/gpu/drm/nouveau/nvd0_display.c b/drivers/gpu/drm/nouveau/nvd0_display.c index d2ba2f07400b..296f205249fc 100644 --- a/drivers/gpu/drm/nouveau/nvd0_display.c +++ b/drivers/gpu/drm/nouveau/nvd0_display.c @@ -1548,7 +1548,7 @@ nvd0_display_bh(unsigned long data) { struct drm_device *dev = (struct drm_device *)data; struct nvd0_display *disp = nvd0_display(dev); - u32 mask, crtc; + u32 mask = 0, crtc = ~0; int i; if (drm_debug & (DRM_UT_DRIVER | DRM_UT_KMS)) { @@ -1564,12 +1564,8 @@ nvd0_display_bh(unsigned long data) } } - mask = nv_rd32(dev, 0x6101d4); - crtc = 0; - if (!mask) { - mask = nv_rd32(dev, 0x6109d4); - crtc = 1; - } + while (!mask && ++crtc < dev->mode_config.num_crtc) + mask = nv_rd32(dev, 0x6101d4 + (crtc * 0x800)); if (disp->modeset & 0x00000001) nvd0_display_unk1_handler(dev, crtc, mask); @@ -1584,6 +1580,7 @@ nvd0_display_intr(struct drm_device *dev) { struct nvd0_display *disp = nvd0_display(dev); u32 intr = nv_rd32(dev, 0x610088); + int i; if (intr & 0x00000001) { u32 stat = nv_rd32(dev, 0x61008c); @@ -1628,16 +1625,13 @@ nvd0_display_intr(struct drm_device *dev) intr &= ~0x00100000; } - if (intr & 0x01000000) { - u32 stat = nv_rd32(dev, 0x6100bc); - nv_wr32(dev, 0x6100bc, stat); - intr &= ~0x01000000; - } - - if (intr & 0x02000000) { - u32 stat = nv_rd32(dev, 0x6108bc); - nv_wr32(dev, 0x6108bc, stat); - intr &= ~0x02000000; + for (i = 0; i < dev->mode_config.num_crtc; i++) { + u32 mask = 0x01000000 << i; + if (intr & mask) { + u32 stat = nv_rd32(dev, 0x6100bc + (i * 0x800)); + nv_wr32(dev, 0x6100bc + (i * 0x800), stat); + intr &= ~mask; + } } if (intr) @@ -1774,7 +1768,7 @@ nvd0_display_create(struct drm_device *dev) struct pci_dev *pdev = dev->pdev; struct nvd0_display *disp; struct dcb_entry *dcbe; - int ret, i; + int crtcs, ret, i; disp = kzalloc(sizeof(*disp), GFP_KERNEL); if (!disp) @@ -1782,7 +1776,8 @@ nvd0_display_create(struct drm_device *dev) dev_priv->engine.display.priv = disp; /* create crtc objects to represent the hw heads */ - for (i = 0; i < 2; i++) { + crtcs = nv_rd32(dev, 0x022448); + for (i = 0; i < crtcs; i++) { ret = nvd0_crtc_create(dev, i); if (ret) goto out; |