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authorDillon Varone <dillon.varone@amd.com>2025-01-08 15:25:41 -0500
committerAlex Deucher <alexander.deucher@amd.com>2025-02-12 21:02:57 -0500
commit5f0d1ef6f16e150ee46cc00b8d233d9d271fe39e (patch)
tree336d5fd68f87361398dc29e8f6a10e8297972742
parentdrm/amd/display: Add AS SDP programming for UHBR link rate. (diff)
downloadwireguard-linux-5f0d1ef6f16e150ee46cc00b8d233d9d271fe39e.tar.xz
wireguard-linux-5f0d1ef6f16e150ee46cc00b8d233d9d271fe39e.zip
drm/amd/display: Populate register address for dentist for dcn401
[WHY&HOW] Address was not previously populated which can result in incorrect clock frequencies being read on boot. Reviewed-by: Alvin Lee <alvin.lee2@amd.com> Signed-off-by: Dillon Varone <dillon.varone@amd.com> Signed-off-by: Wayne Lin <wayne.lin@amd.com> Tested-by: Daniel Wheeler <daniel.wheeler@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
-rw-r--r--drivers/gpu/drm/amd/display/dc/clk_mgr/dcn401/dcn401_clk_mgr.c2
-rw-r--r--drivers/gpu/drm/amd/display/dc/inc/hw/clk_mgr_internal.h1
2 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn401/dcn401_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn401/dcn401_clk_mgr.c
index 8082bb877611..a3b8e3d4a429 100644
--- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn401/dcn401_clk_mgr.c
+++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn401/dcn401_clk_mgr.c
@@ -24,6 +24,8 @@
#include "dml/dcn401/dcn401_fpu.h"
+#define DCN_BASE__INST0_SEG1 0x000000C0
+
#define mmCLK01_CLK0_CLK_PLL_REQ 0x16E37
#define mmCLK01_CLK0_CLK0_DFS_CNTL 0x16E69
#define mmCLK01_CLK0_CLK1_DFS_CNTL 0x16E6C
diff --git a/drivers/gpu/drm/amd/display/dc/inc/hw/clk_mgr_internal.h b/drivers/gpu/drm/amd/display/dc/inc/hw/clk_mgr_internal.h
index 7a1ca1e98059..221645c023b5 100644
--- a/drivers/gpu/drm/amd/display/dc/inc/hw/clk_mgr_internal.h
+++ b/drivers/gpu/drm/amd/display/dc/inc/hw/clk_mgr_internal.h
@@ -221,6 +221,7 @@ enum dentist_divider_range {
CLK_SF(CLK0_CLK_PLL_REQ, FbMult_frac, mask_sh)
#define CLK_REG_LIST_DCN401() \
+ SR(DENTIST_DISPCLK_CNTL), \
CLK_SR_DCN401(CLK0_CLK_PLL_REQ, CLK01, 0), \
CLK_SR_DCN401(CLK0_CLK0_DFS_CNTL, CLK01, 0), \
CLK_SR_DCN401(CLK0_CLK1_DFS_CNTL, CLK01, 0), \