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authorJani Nikula <jani.nikula@intel.com>2025-05-27 12:25:23 +0300
committerJani Nikula <jani.nikula@intel.com>2025-06-04 18:57:23 +0300
commitca37e99ec96dd344c3c2e8b06a33fbcd2b47f4bb (patch)
tree870070ca2f7a2dde0a7a4d20b7085597009408ad
parent612abe44f70f17dfad6830acd987f9696689869b (diff)
drm/i915/wm: DG2 doesn't have dram info to look up wm_lv_0_adjust_needed
There's no dram info on DG2 that we could use. The struct dram_info is all zero on it, but be explicit about this. Reviewed-by: Vinod Govindapillai <vinod.govindapillai@intel.com> Link: https://lore.kernel.org/r/a866641bff364dcfcaaabaa1d53c4a8cfa94ff3f.1748337870.git.jani.nikula@intel.com Signed-off-by: Jani Nikula <jani.nikula@intel.com>
-rw-r--r--drivers/gpu/drm/i915/display/skl_watermark.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/display/skl_watermark.c b/drivers/gpu/drm/i915/display/skl_watermark.c
index f5600f4b7772..817939f6d4dd 100644
--- a/drivers/gpu/drm/i915/display/skl_watermark.c
+++ b/drivers/gpu/drm/i915/display/skl_watermark.c
@@ -3251,7 +3251,7 @@ adjust_wm_latency(struct intel_display *display,
* any underrun. If not able to get Dimm info assume 16GB dimm
* to avoid any underrun.
*/
- if (dram_info->wm_lv_0_adjust_needed)
+ if (!display->platform.dg2 && dram_info->wm_lv_0_adjust_needed)
wm[0] += 1;
}