[PATCH 2/7] drm/i915/dp: Return int from dsc_max/min_src_input_bpc helpers

Ankit Nautiyal ankit.k.nautiyal at intel.com
Thu Oct 3 10:43:38 UTC 2024


Use ints for dsc_max/min_bpc instead of u8 in
dsc_max/min_src_input_bpc helpers and their callers.
This will also help replace min_t/max_t macros with min/max ones.

Signed-off-by: Ankit Nautiyal <ankit.k.nautiyal at intel.com>
Reviewed-by: Suraj Kandpal <suraj.kandpal at intel.com>
---
 drivers/gpu/drm/i915/display/intel_dp.c | 18 +++++++++---------
 1 file changed, 9 insertions(+), 9 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c
index c47748905506..cf09698b0ee9 100644
--- a/drivers/gpu/drm/i915/display/intel_dp.c
+++ b/drivers/gpu/drm/i915/display/intel_dp.c
@@ -1764,7 +1764,7 @@ intel_dp_compute_link_config_wide(struct intel_dp *intel_dp,
 }
 
 static
-u8 intel_dp_dsc_max_src_input_bpc(struct drm_i915_private *i915)
+int intel_dp_dsc_max_src_input_bpc(struct drm_i915_private *i915)
 {
 	if (!HAS_DSC(i915))
 		return 0;
@@ -1784,14 +1784,14 @@ int intel_dp_dsc_compute_max_bpp(const struct intel_connector *connector,
 	struct drm_i915_private *i915 = to_i915(connector->base.dev);
 	int i, num_bpc;
 	u8 dsc_bpc[3] = {};
-	u8 dsc_max_bpc;
+	int dsc_max_bpc;
 
 	dsc_max_bpc = intel_dp_dsc_max_src_input_bpc(i915);
 
 	if (!dsc_max_bpc)
 		return dsc_max_bpc;
 
-	dsc_max_bpc = min_t(u8, dsc_max_bpc, max_req_bpc);
+	dsc_max_bpc = min(dsc_max_bpc, max_req_bpc);
 
 	num_bpc = drm_dp_dsc_sink_supported_input_bpcs(connector->dp.dsc_dpcd,
 						       dsc_bpc);
@@ -2161,7 +2161,7 @@ static int dsc_compute_compressed_bpp(struct intel_dp *intel_dp,
 }
 
 static
-u8 intel_dp_dsc_min_src_input_bpc(struct drm_i915_private *i915)
+int intel_dp_dsc_min_src_input_bpc(struct drm_i915_private *i915)
 {
 	/* Min DSC Input BPC for ICL+ is 8 */
 	return HAS_DSC(i915) ? 8 : 0;
@@ -2173,7 +2173,7 @@ bool is_dsc_pipe_bpp_sufficient(struct drm_i915_private *i915,
 				struct link_config_limits *limits,
 				int pipe_bpp)
 {
-	u8 dsc_max_bpc, dsc_min_bpc, dsc_max_pipe_bpp, dsc_min_pipe_bpp;
+	int dsc_max_bpc, dsc_min_bpc, dsc_max_pipe_bpp, dsc_min_pipe_bpp;
 
 	dsc_max_bpc = min(intel_dp_dsc_max_src_input_bpc(i915), conn_state->max_requested_bpc);
 	dsc_min_bpc = intel_dp_dsc_min_src_input_bpc(i915);
@@ -2218,9 +2218,9 @@ static int intel_dp_dsc_compute_pipe_bpp(struct intel_dp *intel_dp,
 	struct drm_i915_private *i915 = dp_to_i915(intel_dp);
 	const struct intel_connector *connector =
 		to_intel_connector(conn_state->connector);
-	u8 max_req_bpc = conn_state->max_requested_bpc;
-	u8 dsc_max_bpc, dsc_max_bpp;
-	u8 dsc_min_bpc, dsc_min_bpp;
+	int max_req_bpc = conn_state->max_requested_bpc;
+	int dsc_max_bpc, dsc_max_bpp;
+	int dsc_min_bpc, dsc_min_bpp;
 	u8 dsc_bpc[3] = {};
 	int forced_bpp, pipe_bpp;
 	int num_bpc, i, ret;
@@ -2240,7 +2240,7 @@ static int intel_dp_dsc_compute_pipe_bpp(struct intel_dp *intel_dp,
 	if (!dsc_max_bpc)
 		return -EINVAL;
 
-	dsc_max_bpc = min_t(u8, dsc_max_bpc, max_req_bpc);
+	dsc_max_bpc = min(dsc_max_bpc, max_req_bpc);
 	dsc_max_bpp = min(dsc_max_bpc * 3, limits->pipe.max_bpp);
 
 	dsc_min_bpc = intel_dp_dsc_min_src_input_bpc(i915);
-- 
2.45.2



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