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authorMichel Dänzer <michel.daenzer@amd.com>2016-10-27 17:44:07 +0900
committerAlex Deucher <alexander.deucher@amd.com>2016-12-06 18:08:28 -0500
commit7c83d7abc9997cf1efac2c0ce384b5e8453ee870 (patch)
tree5c3a608af23fa7514a65449ff0c1a66b424275b0 /drivers/gpu/drm/amd/amdgpu/dce_v8_0.c
parent8b02cde994e3025b6886c82eac6cd1e7bc4d1fe9 (diff)
drm/amdgpu: Only update the CUR_SIZE register when necessary
Normally only necessary when the cursor size changes. Signed-off-by: Michel Dänzer <michel.daenzer@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/dce_v8_0.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/dce_v8_0.c20
1 files changed, 15 insertions, 5 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c b/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c
index 28102bb1704d..6ce7fb42dbef 100644
--- a/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c
@@ -2363,8 +2363,6 @@ static int dce_v8_0_cursor_move_locked(struct drm_crtc *crtc,
WREG32(mmCUR_POSITION + amdgpu_crtc->crtc_offset, (x << 16) | y);
WREG32(mmCUR_HOT_SPOT + amdgpu_crtc->crtc_offset, (xorigin << 16) | yorigin);
- WREG32(mmCUR_SIZE + amdgpu_crtc->crtc_offset,
- ((amdgpu_crtc->cursor_width - 1) << 16) | (amdgpu_crtc->cursor_height - 1));
return 0;
}
@@ -2390,6 +2388,7 @@ static int dce_v8_0_crtc_cursor_set2(struct drm_crtc *crtc,
int32_t hot_y)
{
struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
+ struct amdgpu_device *adev = crtc->dev->dev_private;
struct drm_gem_object *obj;
struct amdgpu_bo *aobj;
int ret;
@@ -2430,9 +2429,7 @@ static int dce_v8_0_crtc_cursor_set2(struct drm_crtc *crtc,
dce_v8_0_lock_cursor(crtc, true);
- if (width != amdgpu_crtc->cursor_width ||
- height != amdgpu_crtc->cursor_height ||
- hot_x != amdgpu_crtc->cursor_hot_x ||
+ if (hot_x != amdgpu_crtc->cursor_hot_x ||
hot_y != amdgpu_crtc->cursor_hot_y) {
int x, y;
@@ -2447,6 +2444,14 @@ static int dce_v8_0_crtc_cursor_set2(struct drm_crtc *crtc,
amdgpu_crtc->cursor_hot_y = hot_y;
}
+ if (width != amdgpu_crtc->cursor_width ||
+ height != amdgpu_crtc->cursor_height) {
+ WREG32(mmCUR_SIZE + amdgpu_crtc->crtc_offset,
+ (width - 1) << 16 | (height - 1));
+ amdgpu_crtc->cursor_width = width;
+ amdgpu_crtc->cursor_height = height;
+ }
+
dce_v8_0_show_cursor(crtc);
dce_v8_0_lock_cursor(crtc, false);
@@ -2468,6 +2473,7 @@ unpin:
static void dce_v8_0_cursor_reset(struct drm_crtc *crtc)
{
struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
+ struct amdgpu_device *adev = crtc->dev->dev_private;
if (amdgpu_crtc->cursor_bo) {
dce_v8_0_lock_cursor(crtc, true);
@@ -2475,6 +2481,10 @@ static void dce_v8_0_cursor_reset(struct drm_crtc *crtc)
dce_v8_0_cursor_move_locked(crtc, amdgpu_crtc->cursor_x,
amdgpu_crtc->cursor_y);
+ WREG32(mmCUR_SIZE + amdgpu_crtc->crtc_offset,
+ (amdgpu_crtc->cursor_width - 1) << 16 |
+ (amdgpu_crtc->cursor_height - 1));
+
dce_v8_0_show_cursor(crtc);
dce_v8_0_lock_cursor(crtc, false);