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authorGrant Likely <grant.likely@secretlab.ca>2010-12-22 00:10:01 -0700
committerGrant Likely <grant.likely@secretlab.ca>2010-12-22 00:10:01 -0700
commit752a4a95e3c96a8e8d3405b16d292f13e8c7856b (patch)
tree838e43696fdc45b83f082eef7230d79cfe699497 /drivers/gpu/drm/nouveau/nouveau_hw.h
parentbc3f67a3e1b20756d4bfa5886a6b8fd0c068e6a4 (diff)
parent90a8a73c06cc32b609a880d48449d7083327e11a (diff)
Merge commit 'v2.6.37-rc7' into spi/next
Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_hw.h')
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_hw.h19
1 files changed, 19 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_hw.h b/drivers/gpu/drm/nouveau/nouveau_hw.h
index 869130f8360..2989090b943 100644
--- a/drivers/gpu/drm/nouveau/nouveau_hw.h
+++ b/drivers/gpu/drm/nouveau/nouveau_hw.h
@@ -416,6 +416,25 @@ nv_fix_nv40_hw_cursor(struct drm_device *dev, int head)
}
static inline void
+nv_set_crtc_base(struct drm_device *dev, int head, uint32_t offset)
+{
+ struct drm_nouveau_private *dev_priv = dev->dev_private;
+
+ NVWriteCRTC(dev, head, NV_PCRTC_START, offset);
+
+ if (dev_priv->card_type == NV_04) {
+ /*
+ * Hilarious, the 24th bit doesn't want to stick to
+ * PCRTC_START...
+ */
+ int cre_heb = NVReadVgaCrtc(dev, head, NV_CIO_CRE_HEB__INDEX);
+
+ NVWriteVgaCrtc(dev, head, NV_CIO_CRE_HEB__INDEX,
+ (cre_heb & ~0x40) | ((offset >> 18) & 0x40));
+ }
+}
+
+static inline void
nv_show_cursor(struct drm_device *dev, int head, bool show)
{
struct drm_nouveau_private *dev_priv = dev->dev_private;