Commit dd0b5d2f authored by Alex Deucher's avatar Alex Deucher

drm/amdgpu/dce10: Re-show the cursor after a modeset (v2)

Setting a mode seems to clear the cursor registers, so we need to
re-program them to make sure the cursor is visible.

Port of radeon commit:
6d3759fa

v2: change radeon reference in error message
Reviewed-by: default avatarMichel Dänzer <michel.daenzer@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 29275a9b
......@@ -2537,11 +2537,23 @@ static int dce_v10_0_cursor_move_locked(struct drm_crtc *crtc,
return 0;
}
static void dce_v10_0_set_cursor(struct drm_crtc *crtc, struct drm_gem_object *obj,
uint64_t gpu_addr, int hot_x, int hot_y)
static int dce_v10_0_set_cursor(struct drm_crtc *crtc, struct drm_gem_object *obj,
int hot_x, int hot_y)
{
struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
struct amdgpu_device *adev = crtc->dev->dev_private;
struct amdgpu_bo *aobj = gem_to_amdgpu_bo(obj);
uint64_t gpu_addr;
int ret;
ret = amdgpu_bo_reserve(aobj, false);
if (unlikely(ret != 0))
goto fail;
ret = amdgpu_bo_pin(aobj, AMDGPU_GEM_DOMAIN_VRAM, &gpu_addr);
amdgpu_bo_unreserve(aobj);
if (ret)
goto fail;
WREG32(mmCUR_SURFACE_ADDRESS_HIGH + amdgpu_crtc->crtc_offset,
upper_32_bits(gpu_addr));
......@@ -2560,6 +2572,13 @@ static void dce_v10_0_set_cursor(struct drm_crtc *crtc, struct drm_gem_object *o
amdgpu_crtc->cursor_hot_x = hot_x;
amdgpu_crtc->cursor_hot_y = hot_y;
}
return 0;
fail:
drm_gem_object_unreference_unlocked(obj);
return ret;
}
static int dce_v10_0_crtc_cursor_move(struct drm_crtc *crtc,
......@@ -2584,8 +2603,6 @@ static int dce_v10_0_crtc_cursor_set2(struct drm_crtc *crtc,
{
struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
struct drm_gem_object *obj;
struct amdgpu_bo *robj;
uint64_t gpu_addr;
int ret;
if (!handle) {
......@@ -2607,41 +2624,56 @@ static int dce_v10_0_crtc_cursor_set2(struct drm_crtc *crtc,
return -ENOENT;
}
robj = gem_to_amdgpu_bo(obj);
ret = amdgpu_bo_reserve(robj, false);
if (unlikely(ret != 0))
goto fail;
ret = amdgpu_bo_pin_restricted(robj, AMDGPU_GEM_DOMAIN_VRAM,
0, 0, &gpu_addr);
amdgpu_bo_unreserve(robj);
if (ret)
goto fail;
amdgpu_crtc->cursor_width = width;
amdgpu_crtc->cursor_height = height;
dce_v10_0_lock_cursor(crtc, true);
dce_v10_0_set_cursor(crtc, obj, gpu_addr, hot_x, hot_y);
dce_v10_0_show_cursor(crtc);
ret = dce_v10_0_set_cursor(crtc, obj, hot_x, hot_y);
if (ret)
DRM_ERROR("dce_v10_0_set_cursor returned %d, not changing cursor\n",
ret);
else
dce_v10_0_show_cursor(crtc);
dce_v10_0_lock_cursor(crtc, false);
unpin:
if (amdgpu_crtc->cursor_bo) {
robj = gem_to_amdgpu_bo(amdgpu_crtc->cursor_bo);
ret = amdgpu_bo_reserve(robj, false);
struct amdgpu_bo *aobj = gem_to_amdgpu_bo(amdgpu_crtc->cursor_bo);
ret = amdgpu_bo_reserve(aobj, false);
if (likely(ret == 0)) {
amdgpu_bo_unpin(robj);
amdgpu_bo_unreserve(robj);
amdgpu_bo_unpin(aobj);
amdgpu_bo_unreserve(aobj);
}
drm_gem_object_unreference_unlocked(amdgpu_crtc->cursor_bo);
if (amdgpu_crtc->cursor_bo != obj)
drm_gem_object_unreference_unlocked(amdgpu_crtc->cursor_bo);
}
amdgpu_crtc->cursor_bo = obj;
return 0;
fail:
drm_gem_object_unreference_unlocked(obj);
}
return ret;
static void dce_v10_0_cursor_reset(struct drm_crtc *crtc)
{
struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc);
int ret;
if (amdgpu_crtc->cursor_bo) {
dce_v10_0_lock_cursor(crtc, true);
dce_v10_0_cursor_move_locked(crtc, amdgpu_crtc->cursor_x,
amdgpu_crtc->cursor_y);
ret = dce_v10_0_set_cursor(crtc, amdgpu_crtc->cursor_bo,
amdgpu_crtc->cursor_hot_x,
amdgpu_crtc->cursor_hot_y);
if (ret)
DRM_ERROR("dce_v10_0_set_cursor returned %d, not showing "
"cursor\n", ret);
else
dce_v10_0_show_cursor(crtc);
dce_v10_0_lock_cursor(crtc, false);
}
}
static void dce_v10_0_crtc_gamma_set(struct drm_crtc *crtc, u16 *red, u16 *green,
......@@ -2802,6 +2834,7 @@ static int dce_v10_0_crtc_mode_set(struct drm_crtc *crtc,
dce_v10_0_crtc_do_set_base(crtc, old_fb, x, y, 0);
amdgpu_atombios_crtc_overscan_setup(crtc, mode, adjusted_mode);
amdgpu_atombios_crtc_scaler_setup(crtc);
dce_v10_0_cursor_reset(crtc);
/* update the hw version fpr dpm */
amdgpu_crtc->hw_mode = *adjusted_mode;
......
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