From: Vandita Kulkarni <vandita.kulkarni@xxxxxxxxx>
Move the platform specific max bpc calculation into
intel_dp_dsc_compute_bpp function
Cc: Manasi Navare <manasi.d.navare@xxxxxxxxx>
Signed-off-by: Vandita Kulkarni <vandita.kulkarni@xxxxxxxxx>
Signed-off-by: Matt Roper <matthew.d.roper@xxxxxxxxx>
---
drivers/gpu/drm/i915/display/intel_dp.c | 20 ++++++++++----------
1 file changed, 10 insertions(+), 10 deletions(-)
diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c
index 95c1f25e1bf3..f64098cd1273 100644
--- a/drivers/gpu/drm/i915/display/intel_dp.c
+++ b/drivers/gpu/drm/i915/display/intel_dp.c
@@ -1213,10 +1213,18 @@ intel_dp_compute_link_config_fast(struct intel_dp *intel_dp,
return -EINVAL;
}
-static int intel_dp_dsc_compute_bpp(struct intel_dp *intel_dp, u8 dsc_max_bpc)
+static int intel_dp_dsc_compute_bpp(struct intel_dp *intel_dp, u8 max_req_bpc)
{
+ struct drm_i915_private *i915 = dp_to_i915(intel_dp);
int i, num_bpc;
u8 dsc_bpc[3] = {0};
+ u8 dsc_max_bpc;
+
+ /* Max DSC Input BPC for ICL is 10 and for TGL+ is 12 */
+ if (DISPLAY_VER(i915) >= 12)
+ dsc_max_bpc = min_t(u8, 12, max_req_bpc);
+ else
+ dsc_max_bpc = min_t(u8, 10, max_req_bpc);
num_bpc = drm_dp_dsc_sink_supported_input_bpcs(intel_dp->dsc_dpcd,
dsc_bpc);
@@ -1304,7 +1312,6 @@ static int intel_dp_dsc_compute_config(struct intel_dp *intel_dp,
struct drm_i915_private *dev_priv = to_i915(dig_port->base.base.dev);
const struct drm_display_mode *adjusted_mode =
&pipe_config->hw.adjusted_mode;
- u8 dsc_max_bpc;
int pipe_bpp;
int ret;
@@ -1314,14 +1321,7 @@ static int intel_dp_dsc_compute_config(struct intel_dp *intel_dp,
if (!intel_dp_supports_dsc(intel_dp, pipe_config))
return -EINVAL;
- /* Max DSC Input BPC for ICL is 10 and for TGL+ is 12 */
- if (DISPLAY_VER(dev_priv) >= 12)
- dsc_max_bpc = min_t(u8, 12, conn_state->max_requested_bpc);
- else
- dsc_max_bpc = min_t(u8, 10,
- conn_state->max_requested_bpc);
-
- pipe_bpp = intel_dp_dsc_compute_bpp(intel_dp, dsc_max_bpc);
+ pipe_bpp = intel_dp_dsc_compute_bpp(intel_dp, conn_state->max_requested_bpc);
/* Min Input BPC for ICL+ is 8 */
if (pipe_bpp < 8 * 3) {
--
2.25.4
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