1 files changed, 34 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4247-drm-amd-display-fix-number-of-dcn21-dpm-clock-levels.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4247-drm-amd-display-fix-number-of-dcn21-dpm-clock-levels.patch
new file mode 100644
index 00000000..8ca1deee
--- /dev/null
+++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4247-drm-amd-display-fix-number-of-dcn21-dpm-clock-levels.patch
@@ -0,0 +1,34 @@
+From bcd12b314c04a6585ae32353612874158493f92d Mon Sep 17 00:00:00 2001
+From: Dmytro Laktyushkin <Dmytro.Laktyushkin@amd.com>
+Date: Tue, 1 Oct 2019 11:01:00 -0400
+Subject: [PATCH 4247/4736] drm/amd/display: fix number of dcn21 dpm clock
+ levels
+
+These are specific to dcn21 and should not be increased for
+reuse on other asics.
+
+Signed-off-by: Dmytro Laktyushkin <Dmytro.Laktyushkin@amd.com>
+Reviewed-by: Chris Park <Chris.Park@amd.com>
+Acked-by: Leo Li <sunpeng.li@amd.com>
+---
+ drivers/gpu/drm/amd/display/dc/dm_pp_smu.h | 4 ++--
+ 1 file changed, 2 insertions(+), 2 deletions(-)
+
+diff --git a/drivers/gpu/drm/amd/display/dc/dm_pp_smu.h b/drivers/gpu/drm/amd/display/dc/dm_pp_smu.h
+index 60d6620530a8..95f3193da951 100644
+--- a/drivers/gpu/drm/amd/display/dc/dm_pp_smu.h
++++ b/drivers/gpu/drm/amd/display/dc/dm_pp_smu.h
+@@ -245,8 +245,8 @@ struct pp_smu_funcs_nv {
+ 
+ #define PP_SMU_NUM_SOCCLK_DPM_LEVELS  8
+ #define PP_SMU_NUM_DCFCLK_DPM_LEVELS  8
+-#define PP_SMU_NUM_FCLK_DPM_LEVELS    8
+-#define PP_SMU_NUM_MEMCLK_DPM_LEVELS  8
++#define PP_SMU_NUM_FCLK_DPM_LEVELS    4
++#define PP_SMU_NUM_MEMCLK_DPM_LEVELS  4
+ 
+ struct dpm_clock {
+   uint32_t  Freq;    // In MHz
+-- 
+2.17.1
+