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-rw-r--r--drivers/gpu/drm/i915/display/intel_vdsc.c21
1 files changed, 7 insertions, 14 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_vdsc.c b/drivers/gpu/drm/i915/display/intel_vdsc.c
index 5f2fb702e367..17d6572f9d0a 100644
--- a/drivers/gpu/drm/i915/display/intel_vdsc.c
+++ b/drivers/gpu/drm/i915/display/intel_vdsc.c
@@ -812,13 +812,13 @@ void intel_dsc_disable(const struct intel_crtc_state *old_crtc_state)
}
static u32 intel_dsc_pps_read(struct intel_crtc_state *crtc_state, int pps,
- bool *check_equal)
+ bool *all_equal)
{
struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc);
struct drm_i915_private *i915 = to_i915(crtc->base.dev);
i915_reg_t dsc_reg[2];
int i, vdsc_per_pipe, dsc_reg_num;
- u32 val = 0;
+ u32 val;
vdsc_per_pipe = intel_dsc_get_vdsc_per_pipe(crtc_state);
dsc_reg_num = min_t(int, ARRAY_SIZE(dsc_reg), vdsc_per_pipe);
@@ -827,20 +827,13 @@ static u32 intel_dsc_pps_read(struct intel_crtc_state *crtc_state, int pps,
intel_dsc_get_pps_reg(crtc_state, pps, dsc_reg, dsc_reg_num);
- if (check_equal)
- *check_equal = true;
-
- for (i = 0; i < dsc_reg_num; i++) {
- u32 tmp;
+ *all_equal = true;
- tmp = intel_de_read(i915, dsc_reg[i]);
+ val = intel_de_read(i915, dsc_reg[0]);
- if (i == 0) {
- val = tmp;
- } else if (check_equal && tmp != val) {
- *check_equal = false;
- break;
- } else if (!check_equal) {
+ for (i = 1; i < dsc_reg_num; i++) {
+ if (intel_de_read(i915, dsc_reg[i]) != val) {
+ *all_equal = false;
break;
}
}