drm/amdgpu: only allow secure submission on rings which support that

Only GFX ring, SDMA ring and VCN decode ring support secure submission
at the moment.
Suggested-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Lang Yu <Lang.Yu@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c

@@ -166,8 +166,8 @@ int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned num_ibs,
 	}
 
 	if ((ib->flags & AMDGPU_IB_FLAGS_SECURE) &&
-	    (ring->funcs->type == AMDGPU_RING_TYPE_COMPUTE)) {
-		dev_err(adev->dev, "secure submissions not supported on compute rings\n");
+	    (!ring->funcs->secure_submission_supported)) {
+		dev_err(adev->dev, "secure submissions not supported on ring <%s>\n", ring->name);
 		return -EINVAL;
 	}
 

drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h

@@ -155,6 +155,7 @@ struct amdgpu_ring_funcs {
 	u32			nop;
 	bool			support_64bit_ptrs;
 	bool			no_user_fence;
+	bool			secure_submission_supported;
 	unsigned		vmhub;
 	unsigned		extra_dw;
 

drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c

@@ -9377,6 +9377,7 @@ static const struct amdgpu_ring_funcs gfx_v10_0_ring_funcs_gfx = {
 	.align_mask = 0xff,
 	.nop = PACKET3(PACKET3_NOP, 0x3FFF),
 	.support_64bit_ptrs = true,
+	.secure_submission_supported = true,
 	.vmhub = AMDGPU_GFXHUB_0,
 	.get_rptr = gfx_v10_0_ring_get_rptr_gfx,
 	.get_wptr = gfx_v10_0_ring_get_wptr_gfx,

drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c

@@ -6865,6 +6865,7 @@ static const struct amdgpu_ring_funcs gfx_v9_0_ring_funcs_gfx = {
 	.align_mask = 0xff,
 	.nop = PACKET3(PACKET3_NOP, 0x3FFF),
 	.support_64bit_ptrs = true,
+	.secure_submission_supported = true,
 	.vmhub = AMDGPU_GFXHUB_0,
 	.get_rptr = gfx_v9_0_ring_get_rptr_gfx,
 	.get_wptr = gfx_v9_0_ring_get_wptr_gfx,

drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c

@@ -1142,6 +1142,7 @@ static const struct amdgpu_ring_funcs sdma_v2_4_ring_funcs = {
 	.align_mask = 0xf,
 	.nop = SDMA_PKT_NOP_HEADER_OP(SDMA_OP_NOP),
 	.support_64bit_ptrs = false,
+	.secure_submission_supported = true,
 	.get_rptr = sdma_v2_4_ring_get_rptr,
 	.get_wptr = sdma_v2_4_ring_get_wptr,
 	.set_wptr = sdma_v2_4_ring_set_wptr,

drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c

@@ -1580,6 +1580,7 @@ static const struct amdgpu_ring_funcs sdma_v3_0_ring_funcs = {
 	.align_mask = 0xf,
 	.nop = SDMA_PKT_NOP_HEADER_OP(SDMA_OP_NOP),
 	.support_64bit_ptrs = false,
+	.secure_submission_supported = true,
 	.get_rptr = sdma_v3_0_ring_get_rptr,
 	.get_wptr = sdma_v3_0_ring_get_wptr,
 	.set_wptr = sdma_v3_0_ring_set_wptr,

drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c

@@ -2414,6 +2414,7 @@ static const struct amdgpu_ring_funcs sdma_v4_0_ring_funcs = {
 	.align_mask = 0xf,
 	.nop = SDMA_PKT_NOP_HEADER_OP(SDMA_OP_NOP),
 	.support_64bit_ptrs = true,
+	.secure_submission_supported = true,
 	.vmhub = AMDGPU_MMHUB_0,
 	.get_rptr = sdma_v4_0_ring_get_rptr,
 	.get_wptr = sdma_v4_0_ring_get_wptr,
@@ -2450,6 +2451,7 @@ static const struct amdgpu_ring_funcs sdma_v4_0_ring_funcs_2nd_mmhub = {
 	.align_mask = 0xf,
 	.nop = SDMA_PKT_NOP_HEADER_OP(SDMA_OP_NOP),
 	.support_64bit_ptrs = true,
+	.secure_submission_supported = true,
 	.vmhub = AMDGPU_MMHUB_1,
 	.get_rptr = sdma_v4_0_ring_get_rptr,
 	.get_wptr = sdma_v4_0_ring_get_wptr,
@@ -2482,6 +2484,7 @@ static const struct amdgpu_ring_funcs sdma_v4_0_page_ring_funcs = {
 	.align_mask = 0xf,
 	.nop = SDMA_PKT_NOP_HEADER_OP(SDMA_OP_NOP),
 	.support_64bit_ptrs = true,
+	.secure_submission_supported = true,
 	.vmhub = AMDGPU_MMHUB_0,
 	.get_rptr = sdma_v4_0_ring_get_rptr,
 	.get_wptr = sdma_v4_0_page_ring_get_wptr,
@@ -2514,6 +2517,7 @@ static const struct amdgpu_ring_funcs sdma_v4_0_page_ring_funcs_2nd_mmhub = {
 	.align_mask = 0xf,
 	.nop = SDMA_PKT_NOP_HEADER_OP(SDMA_OP_NOP),
 	.support_64bit_ptrs = true,
+	.secure_submission_supported = true,
 	.vmhub = AMDGPU_MMHUB_1,
 	.get_rptr = sdma_v4_0_ring_get_rptr,
 	.get_wptr = sdma_v4_0_page_ring_get_wptr,

drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c

@@ -1690,6 +1690,7 @@ static const struct amdgpu_ring_funcs sdma_v5_0_ring_funcs = {
 	.align_mask = 0xf,
 	.nop = SDMA_PKT_NOP_HEADER_OP(SDMA_OP_NOP),
 	.support_64bit_ptrs = true,
+	.secure_submission_supported = true,
 	.vmhub = AMDGPU_GFXHUB_0,
 	.get_rptr = sdma_v5_0_ring_get_rptr,
 	.get_wptr = sdma_v5_0_ring_get_wptr,

drivers/gpu/drm/amd/amdgpu/sdma_v5_2.c

@@ -1687,6 +1687,7 @@ static const struct amdgpu_ring_funcs sdma_v5_2_ring_funcs = {
 	.align_mask = 0xf,
 	.nop = SDMA_PKT_NOP_HEADER_OP(SDMA_OP_NOP),
 	.support_64bit_ptrs = true,
+	.secure_submission_supported = true,
 	.vmhub = AMDGPU_GFXHUB_0,
 	.get_rptr = sdma_v5_2_ring_get_rptr,
 	.get_wptr = sdma_v5_2_ring_get_wptr,

drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c

@@ -1910,6 +1910,7 @@ static const struct amdgpu_ring_funcs vcn_v1_0_dec_ring_vm_funcs = {
 	.align_mask = 0xf,
 	.support_64bit_ptrs = false,
 	.no_user_fence = true,
+	.secure_submission_supported = true,
 	.vmhub = AMDGPU_MMHUB_0,
 	.get_rptr = vcn_v1_0_dec_ring_get_rptr,
 	.get_wptr = vcn_v1_0_dec_ring_get_wptr,

drivers/gpu/drm/amd/amdgpu/vcn_v2_0.c

@@ -2007,6 +2007,7 @@ static const struct amd_ip_funcs vcn_v2_0_ip_funcs = {
 static const struct amdgpu_ring_funcs vcn_v2_0_dec_ring_vm_funcs = {
 	.type = AMDGPU_RING_TYPE_VCN_DEC,
 	.align_mask = 0xf,
+	.secure_submission_supported = true,
 	.vmhub = AMDGPU_MMHUB_0,
 	.get_rptr = vcn_v2_0_dec_ring_get_rptr,
 	.get_wptr = vcn_v2_0_dec_ring_get_wptr,

drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c

@@ -1515,6 +1515,7 @@ static void vcn_v2_5_dec_ring_set_wptr(struct amdgpu_ring *ring)
 static const struct amdgpu_ring_funcs vcn_v2_5_dec_ring_vm_funcs = {
 	.type = AMDGPU_RING_TYPE_VCN_DEC,
 	.align_mask = 0xf,
+	.secure_submission_supported = true,
 	.vmhub = AMDGPU_MMHUB_1,
 	.get_rptr = vcn_v2_5_dec_ring_get_rptr,
 	.get_wptr = vcn_v2_5_dec_ring_get_wptr,
@@ -1545,6 +1546,7 @@ static const struct amdgpu_ring_funcs vcn_v2_5_dec_ring_vm_funcs = {
 static const struct amdgpu_ring_funcs vcn_v2_6_dec_ring_vm_funcs = {
 	.type = AMDGPU_RING_TYPE_VCN_DEC,
 	.align_mask = 0xf,
+	.secure_submission_supported = true,
 	.vmhub = AMDGPU_MMHUB_0,
 	.get_rptr = vcn_v2_5_dec_ring_get_rptr,
 	.get_wptr = vcn_v2_5_dec_ring_get_wptr,

drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c

@@ -1786,6 +1786,7 @@ static const struct amdgpu_ring_funcs vcn_v3_0_dec_sw_ring_vm_funcs = {
 	.type = AMDGPU_RING_TYPE_VCN_DEC,
 	.align_mask = 0x3f,
 	.nop = VCN_DEC_SW_CMD_NO_OP,
+	.secure_submission_supported = true,
 	.vmhub = AMDGPU_MMHUB_0,
 	.get_rptr = vcn_v3_0_dec_ring_get_rptr,
 	.get_wptr = vcn_v3_0_dec_ring_get_wptr,
@@ -1944,6 +1945,7 @@ static int vcn_v3_0_ring_patch_cs_in_place(struct amdgpu_cs_parser *p,
 static const struct amdgpu_ring_funcs vcn_v3_0_dec_ring_vm_funcs = {
 	.type = AMDGPU_RING_TYPE_VCN_DEC,
 	.align_mask = 0xf,
+	.secure_submission_supported = true,
 	.vmhub = AMDGPU_MMHUB_0,
 	.get_rptr = vcn_v3_0_dec_ring_get_rptr,
 	.get_wptr = vcn_v3_0_dec_ring_get_wptr,