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authorBenjamin Tissoires <benjamin.tissoires@redhat.com>2019-08-23 12:35:39 +0300
committerBenjamin Tissoires <benjamin.tissoires@redhat.com>2019-08-23 12:35:39 +0300
commit6f50fa2a6f1395ad5f59ce7b87730f1f3ea19d76 (patch)
treef826145c5bf9c502c033e7b67bcefc30eb0f9eee /drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c
parent5b6cc1277a0536dae20f37d531f29b3416cee670 (diff)
parent15d90b242290f228166ea79ee1cc2db6b31a2143 (diff)
downloadlinux-6f50fa2a6f1395ad5f59ce7b87730f1f3ea19d76.tar.xz
Merge branch 'master' into for-5.4/logitech
Signed-off-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c51
1 files changed, 50 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c
index 7d484fad3909..59dd204498c5 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c
@@ -21,6 +21,10 @@
*
*/
+#include <linux/module.h>
+
+#include <drm/drm_drv.h>
+
#include "amdgpu.h"
bool amdgpu_virt_mmio_blocked(struct amdgpu_device *adev)
@@ -386,7 +390,8 @@ static uint32_t parse_clk(char *buf, bool min)
if (!ptr)
break;
ptr+=2;
- clk = simple_strtoul(ptr, NULL, 10);
+ if (kstrtou32(ptr, 10, &clk))
+ return 0;
} while (!min);
return clk * 100;
@@ -426,3 +431,47 @@ uint32_t amdgpu_virt_get_mclk(struct amdgpu_device *adev, bool lowest)
return clk;
}
+void amdgpu_virt_init_reg_access_mode(struct amdgpu_device *adev)
+{
+ struct amdgpu_virt *virt = &adev->virt;
+
+ if (virt->ops && virt->ops->init_reg_access_mode)
+ virt->ops->init_reg_access_mode(adev);
+}
+
+bool amdgpu_virt_support_psp_prg_ih_reg(struct amdgpu_device *adev)
+{
+ bool ret = false;
+ struct amdgpu_virt *virt = &adev->virt;
+
+ if (amdgpu_sriov_vf(adev)
+ && (virt->reg_access_mode & AMDGPU_VIRT_REG_ACCESS_PSP_PRG_IH))
+ ret = true;
+
+ return ret;
+}
+
+bool amdgpu_virt_support_rlc_prg_reg(struct amdgpu_device *adev)
+{
+ bool ret = false;
+ struct amdgpu_virt *virt = &adev->virt;
+
+ if (amdgpu_sriov_vf(adev)
+ && (virt->reg_access_mode & AMDGPU_VIRT_REG_ACCESS_RLC)
+ && !(amdgpu_sriov_runtime(adev)))
+ ret = true;
+
+ return ret;
+}
+
+bool amdgpu_virt_support_skip_setting(struct amdgpu_device *adev)
+{
+ bool ret = false;
+ struct amdgpu_virt *virt = &adev->virt;
+
+ if (amdgpu_sriov_vf(adev)
+ && (virt->reg_access_mode & AMDGPU_VIRT_REG_SKIP_SEETING))
+ ret = true;
+
+ return ret;
+}