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authorBen Goz <ben.goz@amd.com>2015-06-07 00:15:51 +0300
committerOded Gabbay <oded.gabbay@gmail.com>2015-07-20 09:16:49 +0300
commit7639a8c420f04ca9be87974416efb2848b0962d9 (patch)
tree3bee682210dbe7127b84021d8527670aa0a0b071
parent3d30b28be811b0d7c0a113eab361d5e3029d6da4 (diff)
downloadlinux-7639a8c420f04ca9be87974416efb2848b0962d9.tar.xz
drm/amdkfd: Set correct doorbell packet type for Carrizo
Signed-off-by: Ben Goz <ben.goz@amd.com> Reviewed-by: Yair Shachar <yair.shachar@amd.com> Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com>
-rw-r--r--drivers/gpu/drm/amd/amdkfd/kfd_topology.c5
-rw-r--r--drivers/gpu/drm/amd/amdkfd/kfd_topology.h1
2 files changed, 6 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_topology.c b/drivers/gpu/drm/amd/amdkfd/kfd_topology.c
index c25728bc388a..74909e72a009 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_topology.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_topology.c
@@ -1186,6 +1186,11 @@ int kfd_topology_add_device(struct kfd_dev *gpu)
* TODO: Retrieve max engine clock values from KGD
*/
+ if (dev->gpu->device_info->asic_family == CHIP_CARRIZO) {
+ dev->node_props.capability |= HSA_CAP_DOORBELL_PACKET_TYPE;
+ pr_info("amdkfd: adding doorbell packet type capability\n");
+ }
+
res = 0;
err:
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_topology.h b/drivers/gpu/drm/amd/amdkfd/kfd_topology.h
index 989624b3cd14..c3ddb9b95ff8 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_topology.h
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_topology.h
@@ -40,6 +40,7 @@
#define HSA_CAP_WATCH_POINTS_TOTALBITS_MASK 0x00000f00
#define HSA_CAP_WATCH_POINTS_TOTALBITS_SHIFT 8
#define HSA_CAP_RESERVED 0xfffff000
+#define HSA_CAP_DOORBELL_PACKET_TYPE 0x00001000
struct kfd_node_properties {
uint32_t cpu_cores_count;