[04/13] drm/amd/display: get panel id with drm_edid helper

Commit Message

Melissa Wen April 11, 2025, 8:08 p.m. UTC

Instead of using driver-specific code, use DRM helpers.

Signed-off-by: Melissa Wen <[e-mail]>
---
 .../drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c | 15 +++++----------
 1 file changed, 5 insertions(+), 10 deletions(-)

Patch

diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c
index faea6b7fb3f3..620be159b8ef 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c
@@ -48,16 +48,11 @@ 
 #include "ddc_service_types.h"
 #include "clk_mgr.h"
 
-static u32 edid_extract_panel_id(struct edid *edid)
+static void apply_edid_quirks(struct drm_device *dev,
+			      const struct drm_edid *drm_edid,
+			      struct dc_edid_caps *edid_caps)
 {
-	return (u32)edid->mfg_id[0] << 24   |
-	       (u32)edid->mfg_id[1] << 16   |
-	       (u32)EDID_PRODUCT_ID(edid);
-}
-
-static void apply_edid_quirks(struct drm_device *dev, struct edid *edid, struct dc_edid_caps *edid_caps)
-{
-	uint32_t panel_id = edid_extract_panel_id(edid);
+	uint32_t panel_id = drm_edid_get_panel_id(drm_edid);
 
 	switch (panel_id) {
 	/* Workaround for monitors that need a delay after detecting the link */
@@ -140,7 +135,7 @@  enum dc_edid_status dm_helpers_parse_edid_caps(
 
 	edid_caps->edid_hdmi = connector->display_info.is_hdmi;
 
-	apply_edid_quirks(dev, edid_buf, edid_caps);
+	apply_edid_quirks(dev, drm_edid, edid_caps);
 
 	sad_count = drm_edid_to_sad((struct edid *) edid->raw_edid, &sads);
 	if (sad_count <= 0)