drm/amd/display: Clear OPTC mem select on disable

From Ilya Bakoulin
2ceddecdd0ef6fe7cdb31ec14ff2e26ed938fa4b in linux-6.6.y/6.6.24
b4e05bb1dec53fe28c3c88425aded824498666e5 in mainline linux

diff --git a/sys/dev/pci/drm/amd/display/dc/dcn32/dcn32_optc.c b/sys/dev/pci/drm/amd/display/dc/dcn32/dcn32_optc.c
index 93592e8..e817fa4 100644 (file)
--- a/sys/dev/pci/drm/amd/display/dc/dcn32/dcn32_optc.c
+++ b/sys/dev/pci/drm/amd/display/dc/dcn32/dcn32_optc.c
@@ -149,6 +149,9 @@ static bool optc32_disable_crtc(struct timing_generator *optc)
                        OPTC_SEG3_SRC_SEL, 0xf,
                        OPTC_NUM_OF_INPUT_SEGMENT, 0);
 
+       REG_UPDATE(OPTC_MEMORY_CONFIG,
+                       OPTC_MEM_SEL, 0);
+
        /* disable otg request until end of the first line
         * in the vertical blank region
         */