From bb279dff4fe492096c53935504a4c3d7ced44913 Mon Sep 17 00:00:00 2001
From: Hawking Zhang <Hawking.Zhang@amd.com>
Date: Sun, 23 Jan 2022 19:12:30 +0800
Subject: drm/amdgpu: query core refclk from bios for smu v13
Git-commit: f0b0a1b8062dba25cfe632582c92c047242598b2
Patch-mainline: v5.19-rc1
References: jsc#PED-1166 jsc#PED-1168 jsc#PED-1170 jsc#PED-1218 jsc#PED-1220 jsc#PED-1222 jsc#PED-1223 jsc#PED-1225
The smu_info structrue for smu v13 is changed that
core_refclk in v31 strucuture is not correct for
smu v13_0_0
Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Likun Gao <Likun.Gao@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Patrik Jakobsson <pjakobsson@suse.de>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c
index 494ca6a0f47a..63e0293edc5f 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c
@@ -556,6 +556,7 @@ bool amdgpu_atomfirmware_ras_rom_addr(struct amdgpu_device *adev,
union smu_info {
struct atom_smu_info_v3_1 v31;
+ struct atom_smu_info_v4_0 v40;
};
union gfx_info {
@@ -602,7 +603,10 @@ int amdgpu_atomfirmware_get_clock_info(struct amdgpu_device *adev)
data_offset);
/* system clock */
- spll->reference_freq = le32_to_cpu(smu_info->v31.core_refclk_10khz);
+ if (frev == 3)
+ spll->reference_freq = le32_to_cpu(smu_info->v31.core_refclk_10khz);
+ else if (frev == 4)
+ spll->reference_freq = le32_to_cpu(smu_info->v40.core_refclk_10khz);
spll->reference_div = 0;
spll->min_post_div = 1;
--
2.38.1