Merge tag 'drm-xe-next-2023-12-21-pr1-1' of https://gitlab.freedesktop.org/drm/xe...

[linux.git] / drivers / gpu / drm / amd / amdgpu / amdgpu_virt.c

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c
index a0aa624f5a923c1b5abfa18107adeba22ca144e9..0dcff2889e25d2b8883a39eaf9d09755bb1c2373 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c
@@ -73,9 +73,10 @@ void amdgpu_virt_init_setting(struct amdgpu_device *adev)
 
 void amdgpu_virt_kiq_reg_write_reg_wait(struct amdgpu_device *adev,
                                        uint32_t reg0, uint32_t reg1,
-                                       uint32_t ref, uint32_t mask)
+                                       uint32_t ref, uint32_t mask,
+                                       uint32_t xcc_inst)
 {
-       struct amdgpu_kiq *kiq = &adev->gfx.kiq[0];
+       struct amdgpu_kiq *kiq = &adev->gfx.kiq[xcc_inst];
        struct amdgpu_ring *ring = &kiq->ring;
        signed long r, cnt = 0;
        unsigned long flags;
@@ -942,7 +943,7 @@ void amdgpu_virt_update_sriov_video_codec(struct amdgpu_device *adev,
        }
 }
 
-static bool amdgpu_virt_get_rlcg_reg_access_flag(struct amdgpu_device *adev,
+bool amdgpu_virt_get_rlcg_reg_access_flag(struct amdgpu_device *adev,
                                                 u32 acc_flags, u32 hwip,
                                                 bool write, u32 *rlcg_flag)
 {
@@ -975,7 +976,7 @@ static bool amdgpu_virt_get_rlcg_reg_access_flag(struct amdgpu_device *adev,
        return ret;
 }
 
-static u32 amdgpu_virt_rlcg_reg_rw(struct amdgpu_device *adev, u32 offset, u32 v, u32 flag, u32 xcc_id)
+u32 amdgpu_virt_rlcg_reg_rw(struct amdgpu_device *adev, u32 offset, u32 v, u32 flag, u32 xcc_id)
 {
        struct amdgpu_rlcg_reg_access_ctrl *reg_access_ctrl;
        uint32_t timeout = 50000;
@@ -1093,3 +1094,14 @@ u32 amdgpu_sriov_rreg(struct amdgpu_device *adev,
        else
                return RREG32(offset);
 }
+
+bool amdgpu_sriov_xnack_support(struct amdgpu_device *adev)
+{
+       bool xnack_mode = true;
+
+       if (amdgpu_sriov_vf(adev) &&
+           amdgpu_ip_version(adev, GC_HWIP, 0) == IP_VERSION(9, 4, 2))
+               xnack_mode = false;
+
+       return xnack_mode;
+}