From: Tvrtko Ursulin <tvrtko.ursu...@igalia.com>
Now that we keep a cached value it is no longer required to walk the
arrays and check the fuses.
Open however is whether at runtime this query is supposed to report if a
ring has disappeared due for example amdgpu_ib_ring_tests() turning it
off.
Signed-off-by: Tvrtko Ursulin <tvrtko.ursu...@igalia.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c | 62 +++----------------------
1 file changed, 6 insertions(+), 56 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
index a0ea6fe8d060..b6f411c0801a 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
@@ -376,114 +376,64 @@ static int amdgpu_hw_ip_info(struct amdgpu_device *adev,
uint32_t ib_start_alignment = 0;
uint32_t ib_size_alignment = 0;
enum amd_ip_block_type type;
- unsigned int num_rings = 0;
- unsigned int i, j;
+ unsigned int num_rings;
+ unsigned int i;
if (info->query_hw_ip.ip_instance >= AMDGPU_HW_IP_INSTANCE_MAX_COUNT)
return -EINVAL;
+ if (info->query_hw_ip.type >= ARRAY_SIZE(adev->num_ip_rings))
+ return -EINVAL;
+
switch (info->query_hw_ip.type) {
case AMDGPU_HW_IP_GFX:
type = AMD_IP_BLOCK_TYPE_GFX;
- for (i = 0; i < adev->gfx.num_gfx_rings; i++)
- if (adev->gfx.gfx_ring[i].sched.ready)
- ++num_rings;
ib_start_alignment = 32;
ib_size_alignment = 32;
break;
case AMDGPU_HW_IP_COMPUTE:
type = AMD_IP_BLOCK_TYPE_GFX;
- for (i = 0; i < adev->gfx.num_compute_rings; i++)
- if (adev->gfx.compute_ring[i].sched.ready)
- ++num_rings;
ib_start_alignment = 32;
ib_size_alignment = 32;
break;
case AMDGPU_HW_IP_DMA:
type = AMD_IP_BLOCK_TYPE_SDMA;
- for (i = 0; i < adev->sdma.num_instances; i++)
- if (adev->sdma.instance[i].ring.sched.ready)
- ++num_rings;
ib_start_alignment = 256;
ib_size_alignment = 4;
break;
case AMDGPU_HW_IP_UVD:
type = AMD_IP_BLOCK_TYPE_UVD;
- for (i = 0; i < adev->uvd.num_uvd_inst; i++) {
- if (adev->uvd.harvest_config & (1 << i))
- continue;
-
- if (adev->uvd.inst[i].ring.sched.ready)
- ++num_rings;
- }
ib_start_alignment = 256;
ib_size_alignment = 64;
break;
case AMDGPU_HW_IP_VCE:
type = AMD_IP_BLOCK_TYPE_VCE;
- for (i = 0; i < adev->vce.num_rings; i++)
- if (adev->vce.ring[i].sched.ready)
- ++num_rings;
ib_start_alignment = 256;
ib_size_alignment = 4;
break;
case AMDGPU_HW_IP_UVD_ENC:
type = AMD_IP_BLOCK_TYPE_UVD;
- for (i = 0; i < adev->uvd.num_uvd_inst; i++) {
- if (adev->uvd.harvest_config & (1 << i))
- continue;
-
- for (j = 0; j < adev->uvd.num_enc_rings; j++)
- if (adev->uvd.inst[i].ring_enc[j].sched.ready)
- ++num_rings;
- }
ib_start_alignment = 256;
ib_size_alignment = 4;
break;
case AMDGPU_HW_IP_VCN_DEC:
type = AMD_IP_BLOCK_TYPE_VCN;
- for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
- if (adev->vcn.harvest_config & (1 << i))
- continue;
-
- if (adev->vcn.inst[i].ring_dec.sched.ready)
- ++num_rings;
- }
ib_start_alignment = 256;
ib_size_alignment = 64;
break;
case AMDGPU_HW_IP_VCN_ENC:
type = AMD_IP_BLOCK_TYPE_VCN;
- for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
- if (adev->vcn.harvest_config & (1 << i))
- continue;
-
- for (j = 0; j < adev->vcn.num_enc_rings; j++)
- if (adev->vcn.inst[i].ring_enc[j].sched.ready)
- ++num_rings;
- }
ib_start_alignment = 256;
ib_size_alignment = 4;
break;
case AMDGPU_HW_IP_VCN_JPEG:
type = (amdgpu_device_ip_get_ip_block(adev,
AMD_IP_BLOCK_TYPE_JPEG)) ?
AMD_IP_BLOCK_TYPE_JPEG : AMD_IP_BLOCK_TYPE_VCN;
-
- for (i = 0; i < adev->jpeg.num_jpeg_inst; i++) {
- if (adev->jpeg.harvest_config & (1 << i))
- continue;
-
- for (j = 0; j < adev->jpeg.num_jpeg_rings; j++)
- if (adev->jpeg.inst[i].ring_dec[j].sched.ready)
- ++num_rings;
- }
ib_start_alignment = 256;
ib_size_alignment = 64;
break;
case AMDGPU_HW_IP_VPE:
type = AMD_IP_BLOCK_TYPE_VPE;
- if (adev->vpe.ring.sched.ready)
- ++num_rings;
ib_start_alignment = 256;
ib_size_alignment = 4;
break;
@@ -500,7 +450,7 @@ static int amdgpu_hw_ip_info(struct amdgpu_device *adev,
return 0;
num_rings = min(amdgpu_ctx_num_entities[info->query_hw_ip.type],
- num_rings);
+ adev->num_ip_rings[info->query_hw_ip.type]);
result->hw_ip_version_major = adev->ip_blocks[i].version->major;
result->hw_ip_version_minor = adev->ip_blocks[i].version->minor;
--
2.44.0
