drm/amdgpu/uvd7: add UVD hw init sequences for sriov

Add UVD hw init.

Signed-off-by: Frank Min <Frank.Min@amd.com>
Signed-off-by: Xiangliang Yu <Xiangliang.Yu@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/amdgpu/uvd_v7_0.c b/drivers/gpu/drm/amd/amdgpu/uvd_v7_0.c
index 552bfcd..eca8f6e 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/uvd_v7_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/uvd_v7_0.c
@@ -368,7 +368,10 @@ static int uvd_v7_0_early_init(void *handle)
 {
        struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 
-       adev->uvd.num_enc_rings = 2;
+       if (amdgpu_sriov_vf(adev))
+               adev->uvd.num_enc_rings = 1;
+       else
+               adev->uvd.num_enc_rings = 2;
        uvd_v7_0_set_ring_funcs(adev);
        uvd_v7_0_set_enc_ring_funcs(adev);
        uvd_v7_0_set_irq_funcs(adev);
@@ -421,12 +424,14 @@ static int uvd_v7_0_sw_init(void *handle)
        r = amdgpu_uvd_resume(adev);
        if (r)
                return r;
+       if (!amdgpu_sriov_vf(adev)) {
+               ring = &adev->uvd.ring;
+               sprintf(ring->name, "uvd");
+               r = amdgpu_ring_init(adev, ring, 512, &adev->uvd.irq, 0);
+               if (r)
+                       return r;
+       }
 
-       ring = &adev->uvd.ring;
-       sprintf(ring->name, "uvd");
-       r = amdgpu_ring_init(adev, ring, 512, &adev->uvd.irq, 0);
-       if (r)
-               return r;
 
        for (i = 0; i < adev->uvd.num_enc_rings; ++i) {
                ring = &adev->uvd.ring_enc[i];
@@ -440,6 +445,10 @@ static int uvd_v7_0_sw_init(void *handle)
                        return r;
        }
 
+       r = amdgpu_virt_alloc_mm_table(adev);
+       if (r)
+               return r;
+
        return r;
 }
 
@@ -448,6 +457,8 @@ static int uvd_v7_0_sw_fini(void *handle)
        int i, r;
        struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 
+       amdgpu_virt_free_mm_table(adev);
+
        r = amdgpu_uvd_suspend(adev);
        if (r)
                return r;
@@ -474,48 +485,53 @@ static int uvd_v7_0_hw_init(void *handle)
        uint32_t tmp;
        int i, r;
 
-       r = uvd_v7_0_start(adev);
+       if (amdgpu_sriov_vf(adev))
+               r = uvd_v7_0_sriov_start(adev);
+       else
+               r = uvd_v7_0_start(adev);
        if (r)
                goto done;
 
-       ring->ready = true;
-       r = amdgpu_ring_test_ring(ring);
-       if (r) {
-               ring->ready = false;
-               goto done;
-       }
+       if (!amdgpu_sriov_vf(adev)) {
+               ring->ready = true;
+               r = amdgpu_ring_test_ring(ring);
+               if (r) {
+                       ring->ready = false;
+                       goto done;
+               }
 
-       r = amdgpu_ring_alloc(ring, 10);
-       if (r) {
-               DRM_ERROR("amdgpu: ring failed to lock UVD ring (%d).\n", r);
-               goto done;
-       }
+               r = amdgpu_ring_alloc(ring, 10);
+               if (r) {
+                       DRM_ERROR("amdgpu: ring failed to lock UVD ring (%d).\n", r);
+                       goto done;
+               }
 
-       tmp = PACKET0(SOC15_REG_OFFSET(UVD, 0,
-               mmUVD_SEMA_WAIT_FAULT_TIMEOUT_CNTL), 0);
-       amdgpu_ring_write(ring, tmp);
-       amdgpu_ring_write(ring, 0xFFFFF);
+               tmp = PACKET0(SOC15_REG_OFFSET(UVD, 0,
+                       mmUVD_SEMA_WAIT_FAULT_TIMEOUT_CNTL), 0);
+               amdgpu_ring_write(ring, tmp);
+               amdgpu_ring_write(ring, 0xFFFFF);
 
-       tmp = PACKET0(SOC15_REG_OFFSET(UVD, 0,
-               mmUVD_SEMA_WAIT_INCOMPLETE_TIMEOUT_CNTL), 0);
-       amdgpu_ring_write(ring, tmp);
-       amdgpu_ring_write(ring, 0xFFFFF);
+               tmp = PACKET0(SOC15_REG_OFFSET(UVD, 0,
+                       mmUVD_SEMA_WAIT_INCOMPLETE_TIMEOUT_CNTL), 0);
+               amdgpu_ring_write(ring, tmp);
+               amdgpu_ring_write(ring, 0xFFFFF);
 
-       tmp = PACKET0(SOC15_REG_OFFSET(UVD, 0,
-               mmUVD_SEMA_SIGNAL_INCOMPLETE_TIMEOUT_CNTL), 0);
-       amdgpu_ring_write(ring, tmp);
-       amdgpu_ring_write(ring, 0xFFFFF);
+               tmp = PACKET0(SOC15_REG_OFFSET(UVD, 0,
+                       mmUVD_SEMA_SIGNAL_INCOMPLETE_TIMEOUT_CNTL), 0);
+               amdgpu_ring_write(ring, tmp);
+               amdgpu_ring_write(ring, 0xFFFFF);
 
-       /* Clear timeout status bits */
-       amdgpu_ring_write(ring, PACKET0(SOC15_REG_OFFSET(UVD, 0,
-               mmUVD_SEMA_TIMEOUT_STATUS), 0));
-       amdgpu_ring_write(ring, 0x8);
+               /* Clear timeout status bits */
+               amdgpu_ring_write(ring, PACKET0(SOC15_REG_OFFSET(UVD, 0,
+                       mmUVD_SEMA_TIMEOUT_STATUS), 0));
+               amdgpu_ring_write(ring, 0x8);
 
-       amdgpu_ring_write(ring, PACKET0(SOC15_REG_OFFSET(UVD, 0,
-               mmUVD_SEMA_CNTL), 0));
-       amdgpu_ring_write(ring, 3);
+               amdgpu_ring_write(ring, PACKET0(SOC15_REG_OFFSET(UVD, 0,
+                       mmUVD_SEMA_CNTL), 0));
+               amdgpu_ring_write(ring, 3);
 
-       amdgpu_ring_commit(ring);
+               amdgpu_ring_commit(ring);
+       }
 
        for (i = 0; i < adev->uvd.num_enc_rings; ++i) {
                ring = &adev->uvd.ring_enc[i];
@@ -692,7 +708,6 @@ static int uvd_v7_0_sriov_start(struct amdgpu_device *adev)
        struct mmsch_v1_0_cmd_direct_write direct_wt = { {0} };
        struct mmsch_v1_0_cmd_direct_read_modify_write direct_rd_mod_wt = { {0} };
        struct mmsch_v1_0_cmd_direct_polling direct_poll = { {0} };
-       //struct mmsch_v1_0_cmd_indirect_write indirect_wt = {{0}};
        struct mmsch_v1_0_cmd_end end = { {0} };
        uint32_t *init_table = adev->virt.mm_table.cpu_addr;
        struct mmsch_v1_0_init_header *header = (struct mmsch_v1_0_init_header *)init_table;
@@ -863,11 +878,6 @@ static int uvd_v7_0_sriov_start(struct amdgpu_device *adev)
                MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_RB_BASE_HI), upper_32_bits(ring->gpu_addr));
                MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_RB_SIZE), ring->ring_size / 4);
 
-               ring = &adev->uvd.ring_enc[1];
-               MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_RB_BASE_LO2), ring->gpu_addr);
-               MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_RB_BASE_HI2), upper_32_bits(ring->gpu_addr));
-               MMSCH_V1_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(UVD, 0, mmUVD_RB_SIZE2), ring->ring_size / 4);
-
                /* add end packet */
                memcpy((void *)init_table, &end, sizeof(struct mmsch_v1_0_cmd_end));
                table_size += sizeof(struct mmsch_v1_0_cmd_end) / 4;
@@ -1489,7 +1499,8 @@ static int uvd_v7_0_process_interrupt(struct amdgpu_device *adev,
                amdgpu_fence_process(&adev->uvd.ring_enc[0]);
                break;
        case 120:
-               amdgpu_fence_process(&adev->uvd.ring_enc[1]);
+               if (!amdgpu_sriov_vf(adev))
+                       amdgpu_fence_process(&adev->uvd.ring_enc[1]);
                break;
        default:
                DRM_ERROR("Unhandled interrupt: %d %d\n",