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path: root/drivers/gpu/drm/amd/amdgpu/dce_v6_0.c
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Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/dce_v6_0.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/dce_v6_0.c13
1 files changed, 9 insertions, 4 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v6_0.c b/drivers/gpu/drm/amd/amdgpu/dce_v6_0.c
index 307269bda4fa..1f3552967ba3 100644
--- a/drivers/gpu/drm/amd/amdgpu/dce_v6_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/dce_v6_0.c
@@ -979,7 +979,7 @@ static void dce_v6_0_program_watermarks(struct amdgpu_device *adev,
u32 priority_a_mark = 0, priority_b_mark = 0;
u32 priority_a_cnt = PRIORITY_OFF;
u32 priority_b_cnt = PRIORITY_OFF;
- u32 tmp, arb_control3;
+ u32 tmp, arb_control3, lb_vblank_lead_lines = 0;
fixed20_12 a, b, c;
if (amdgpu_crtc->base.enabled && num_heads && mode) {
@@ -1091,6 +1091,8 @@ static void dce_v6_0_program_watermarks(struct amdgpu_device *adev,
c.full = dfixed_div(c, a);
priority_b_mark = dfixed_trunc(c);
priority_b_cnt |= priority_b_mark & PRIORITY_MARK_MASK;
+
+ lb_vblank_lead_lines = DIV_ROUND_UP(lb_size, mode->crtc_hdisplay);
}
/* select wm A */
@@ -1120,6 +1122,9 @@ static void dce_v6_0_program_watermarks(struct amdgpu_device *adev,
/* save values for DPM */
amdgpu_crtc->line_time = line_time;
amdgpu_crtc->wm_high = latency_watermark_a;
+
+ /* Save number of lines the linebuffer leads before the scanout */
+ amdgpu_crtc->lb_vblank_lead_lines = lb_vblank_lead_lines;
}
/* watermark setup */
@@ -1640,7 +1645,7 @@ static int dce_v6_0_crtc_do_set_base(struct drm_crtc *crtc,
if (!atomic && fb && fb != crtc->primary->fb) {
amdgpu_fb = to_amdgpu_framebuffer(fb);
abo = gem_to_amdgpu_bo(amdgpu_fb->obj);
- r = amdgpu_bo_reserve(abo, false);
+ r = amdgpu_bo_reserve(abo, true);
if (unlikely(r != 0))
return r;
amdgpu_bo_unpin(abo);
@@ -1957,7 +1962,7 @@ static int dce_v6_0_crtc_cursor_set2(struct drm_crtc *crtc,
unpin:
if (amdgpu_crtc->cursor_bo) {
struct amdgpu_bo *aobj = gem_to_amdgpu_bo(amdgpu_crtc->cursor_bo);
- ret = amdgpu_bo_reserve(aobj, false);
+ ret = amdgpu_bo_reserve(aobj, true);
if (likely(ret == 0)) {
amdgpu_bo_unpin(aobj);
amdgpu_bo_unreserve(aobj);
@@ -2083,7 +2088,7 @@ static void dce_v6_0_crtc_disable(struct drm_crtc *crtc)
amdgpu_fb = to_amdgpu_framebuffer(crtc->primary->fb);
abo = gem_to_amdgpu_bo(amdgpu_fb->obj);
- r = amdgpu_bo_reserve(abo, false);
+ r = amdgpu_bo_reserve(abo, true);
if (unlikely(r))
DRM_ERROR("failed to reserve abo before unpin\n");
else {