1 files changed, 49 insertions, 0 deletions

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c
index 462a04e0f5e6..7e7f9ed89ee1 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c
@@ -375,4 +375,53 @@ void amdgpu_virt_init_data_exchange(struct amdgpu_device *adev)
         }
 }
 
+static uint32_t parse_clk(char *buf, bool min)
+{
+        char *ptr = buf;
+        uint32_t clk = 0;
+
+        do {
+                ptr = strchr(ptr, ':');
+                if (!ptr)
+                        break;
+                ptr+=2;
+                clk = simple_strtoul(ptr, NULL, 10);
+        } while (!min);
+
+        return clk * 100;
+}
+
+uint32_t amdgpu_virt_get_sclk(struct amdgpu_device *adev, bool lowest)
+{
+        char *buf = NULL;
+        uint32_t clk = 0;
+
+        buf = kzalloc(PAGE_SIZE, GFP_KERNEL);
+        if (!buf)
+                return -ENOMEM;
+
+        adev->virt.ops->get_pp_clk(adev, PP_SCLK, buf);
+        clk = parse_clk(buf, lowest);
+
+        kfree(buf);
+
+        return clk;
+}
+
+uint32_t amdgpu_virt_get_mclk(struct amdgpu_device *adev, bool lowest)
+{
+        char *buf = NULL;
+        uint32_t clk = 0;
+
+        buf = kzalloc(PAGE_SIZE, GFP_KERNEL);
+        if (!buf)
+                return -ENOMEM;
+
+        adev->virt.ops->get_pp_clk(adev, PP_MCLK, buf);
+        clk = parse_clk(buf, lowest);
+
+        kfree(buf);
+
+        return clk;
+}