From: Jesse Zhang <jesse.zhang@amd.com>
Date: Wed, 12 Apr 2023 09:04:03 +0000 (+0800)
Subject: drm/amdgpu: change the reference clock for raven/raven2
X-Git-Tag: v6.4-rc1~162^2~2^2~11
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=fbc24293ca16b3b9ef891fe32ccd04735a6f8dc1;p=thirdparty%2Fkernel%2Flinux.git

drm/amdgpu: change the reference clock for raven/raven2

Due to switch to golden tsc register to get clock counter for raven/ raven2.
Chang the reference clock from 25MHZ to 100MHZ.

Suggested-by: shanshengwang <shansheng.wang@amd.com>
Reviewed-by: Evan Quan <evan.quan@amd.com>
Signed-off-by: Jesse Zhang <jesse.zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---

diff --git a/drivers/gpu/drm/amd/amdgpu/soc15.c b/drivers/gpu/drm/amd/amdgpu/soc15.c
index 7d04c39332ad8..0367a97c606b6 100644
--- a/drivers/gpu/drm/amd/amdgpu/soc15.c
+++ b/drivers/gpu/drm/amd/amdgpu/soc15.c
@@ -301,11 +301,10 @@ static u32 soc15_get_xclk(struct amdgpu_device *adev)
 	u32 reference_clock = adev->clock.spll.reference_freq;
 
 	if (adev->ip_versions[MP1_HWIP][0] == IP_VERSION(12, 0, 0) ||
-	    adev->ip_versions[MP1_HWIP][0] == IP_VERSION(12, 0, 1))
-		return 10000;
-	if (adev->ip_versions[MP1_HWIP][0] == IP_VERSION(10, 0, 0) ||
+	    adev->ip_versions[MP1_HWIP][0] == IP_VERSION(12, 0, 1) ||
+	    adev->ip_versions[MP1_HWIP][0] == IP_VERSION(10, 0, 0) ||
 	    adev->ip_versions[MP1_HWIP][0] == IP_VERSION(10, 0, 1))
-		return reference_clock / 4;
+		return 10000;
 
 	return reference_clock;
 }