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path: root/drivers/gpu/drm/amd/display/dc/dc_dsc.h
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Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dc_dsc.h')
-rw-r--r--drivers/gpu/drm/amd/display/dc/dc_dsc.h11
1 files changed, 10 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dc_dsc.h b/drivers/gpu/drm/amd/display/dc/dc_dsc.h
index 16cc76ce3739..684713b2cff7 100644
--- a/drivers/gpu/drm/amd/display/dc/dc_dsc.h
+++ b/drivers/gpu/drm/amd/display/dc/dc_dsc.h
@@ -51,7 +51,6 @@ struct dc_dsc_policy {
int min_slice_height; // Must not be less than 8
uint32_t max_target_bpp;
uint32_t min_target_bpp;
- uint32_t preferred_bpp_x16;
bool enable_dsc_when_not_needed;
};
@@ -81,6 +80,16 @@ bool dc_dsc_compute_config(
uint32_t dc_dsc_stream_bandwidth_in_kbps(const struct dc_crtc_timing *timing,
uint32_t bpp_x16, uint32_t num_slices_h, bool is_dp);
+uint32_t dc_dsc_stream_bandwidth_overhead_in_kbps(
+ const struct dc_crtc_timing *timing,
+ const int num_slices_h,
+ const bool is_dp);
+
+/* TODO - Hardware/specs limitation should be owned by dc dsc and returned to DM,
+ * and DM can choose to OVERRIDE the limitation on CASE BY CASE basis.
+ * Hardware/specs limitation should not be writable by DM.
+ * It should be decoupled from DM specific policy and named differently.
+ */
void dc_dsc_get_policy_for_timing(const struct dc_crtc_timing *timing,
uint32_t max_target_bpp_limit_override_x16,
struct dc_dsc_policy *policy);