diff mbox series

[13/14] drm/i915/dp: Make dsc helpers accept const crtc_state pointers

Message ID 20241204092642.1835807-14-ankit.k.nautiyal@intel.com (mailing list archive)
State New
Headers show
Series DP DSC min/max src bpc fixes | expand

Commit Message

Nautiyal, Ankit K Dec. 4, 2024, 9:26 a.m. UTC 
Modify the dsc helpers to get max/min compressed bpp to accept
`const struct intel_crtc_state *` pointers instead of
`struct intel_crtc_state *`.

These helpers are not supposed to modify `crtc_state`.
Accepting const pointers will allow these helpers to be called from
functions that have const pointer to crtc_state.

Signed-off-by: Ankit Nautiyal <ankit.k.nautiyal@intel.com>
Reviewed-by: Suraj Kandpal <suraj.kandpal@intel.com>
---
 drivers/gpu/drm/i915/display/intel_dp.c | 6 +++---
 drivers/gpu/drm/i915/display/intel_dp.h | 4 ++--
 2 files changed, 5 insertions(+), 5 deletions(-)
diff mbox series

Patch

diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c
index 8da85eee65a5..60693c301c3d 100644
--- a/drivers/gpu/drm/i915/display/intel_dp.c
+++ b/drivers/gpu/drm/i915/display/intel_dp.c
@@ -1972,7 +1972,7 @@  static int dsc_compute_link_config(struct intel_dp *intel_dp,
 
 static
 u16 intel_dp_dsc_max_sink_compressed_bppx16(const struct intel_connector *connector,
-					    struct intel_crtc_state *pipe_config,
+					    const struct intel_crtc_state *pipe_config,
 					    int bpc)
 {
 	u16 max_bppx16 = drm_edp_dsc_sink_output_bpp(connector->dp.dsc_dpcd);
@@ -1997,7 +1997,7 @@  u16 intel_dp_dsc_max_sink_compressed_bppx16(const struct intel_connector *connec
 	return 0;
 }
 
-int intel_dp_dsc_sink_min_compressed_bpp(struct intel_crtc_state *pipe_config)
+int intel_dp_dsc_sink_min_compressed_bpp(const struct intel_crtc_state *pipe_config)
 {
 	/* From Mandatory bit rate range Support Table 2-157 (DP v2.0) */
 	switch (pipe_config->output_format) {
@@ -2015,7 +2015,7 @@  int intel_dp_dsc_sink_min_compressed_bpp(struct intel_crtc_state *pipe_config)
 }
 
 int intel_dp_dsc_sink_max_compressed_bpp(const struct intel_connector *connector,
-					 struct intel_crtc_state *pipe_config,
+					 const struct intel_crtc_state *pipe_config,
 					 int bpc)
 {
 	return intel_dp_dsc_max_sink_compressed_bppx16(connector,
diff --git a/drivers/gpu/drm/i915/display/intel_dp.h b/drivers/gpu/drm/i915/display/intel_dp.h
index 45b37d322565..1488e18ea8b0 100644
--- a/drivers/gpu/drm/i915/display/intel_dp.h
+++ b/drivers/gpu/drm/i915/display/intel_dp.h
@@ -145,9 +145,9 @@  u16 intel_dp_dsc_get_max_compressed_bpp(struct drm_i915_private *i915,
 					enum intel_output_format output_format,
 					u32 pipe_bpp,
 					u32 timeslots);
-int intel_dp_dsc_sink_min_compressed_bpp(struct intel_crtc_state *pipe_config);
+int intel_dp_dsc_sink_min_compressed_bpp(const struct intel_crtc_state *pipe_config);
 int intel_dp_dsc_sink_max_compressed_bpp(const struct intel_connector *connector,
-					 struct intel_crtc_state *pipe_config,
+					 const struct intel_crtc_state *pipe_config,
 					 int bpc);
 u8 intel_dp_dsc_get_slice_count(const struct intel_connector *connector,
 				int mode_clock, int mode_hdisplay,