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path: root/drivers/gpu/drm
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Diffstat (limited to 'drivers/gpu/drm')
-rw-r--r--drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c15
1 files changed, 12 insertions, 3 deletions
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c
index 98c1b22e9bca..0be195f9149c 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c
@@ -733,9 +733,11 @@ static int dpu_plane_check_inline_rotation(struct dpu_plane *pdpu,
static int dpu_plane_atomic_check_pipe(struct dpu_plane *pdpu,
struct dpu_sw_pipe *pipe,
struct dpu_sw_pipe_cfg *pipe_cfg,
- const struct dpu_format *fmt)
+ const struct dpu_format *fmt,
+ const struct drm_display_mode *mode)
{
uint32_t min_src_size;
+ struct dpu_kms *kms = _dpu_plane_get_kms(&pdpu->base);
min_src_size = DPU_FORMAT_IS_YUV(fmt) ? 2 : 1;
@@ -774,6 +776,12 @@ static int dpu_plane_atomic_check_pipe(struct dpu_plane *pdpu,
return -EINVAL;
}
+ /* max clk check */
+ if (_dpu_plane_calc_clk(mode, pipe_cfg) > kms->perf.max_core_clk_rate) {
+ DPU_DEBUG_PLANE(pdpu, "plane exceeds max mdp core clk limits\n");
+ return -E2BIG;
+ }
+
return 0;
}
@@ -899,12 +907,13 @@ static int dpu_plane_atomic_check(struct drm_plane *plane,
r_pipe_cfg->dst_rect.x1 = pipe_cfg->dst_rect.x2;
}
- ret = dpu_plane_atomic_check_pipe(pdpu, pipe, pipe_cfg, fmt);
+ ret = dpu_plane_atomic_check_pipe(pdpu, pipe, pipe_cfg, fmt, &crtc_state->adjusted_mode);
if (ret)
return ret;
if (r_pipe->sspp) {
- ret = dpu_plane_atomic_check_pipe(pdpu, r_pipe, r_pipe_cfg, fmt);
+ ret = dpu_plane_atomic_check_pipe(pdpu, r_pipe, r_pipe_cfg, fmt,
+ &crtc_state->adjusted_mode);
if (ret)
return ret;
}