[PATCH] drm/amdkfd: flag per-queue reset support for gfx9

Jonathan Kim jonathan.kim at amd.com
Tue Oct 22 17:36:57 UTC 2024


Flag KFD support for per-queue reset on GFX9 devices.

Signed-off-by: Jonathan Kim <jonathan.kim at amd.com>
---
 drivers/gpu/drm/amd/amdkfd/kfd_topology.c | 2 ++
 include/uapi/linux/kfd_sysfs.h            | 3 ++-
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_topology.c b/drivers/gpu/drm/amd/amdkfd/kfd_topology.c
index 3871591c9aec..9476e30d6baa 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_topology.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_topology.c
@@ -1998,6 +1998,8 @@ static void kfd_topology_set_capabilities(struct kfd_topology_device *dev)
 		if (KFD_GC_VERSION(dev->gpu) >= IP_VERSION(9, 4, 2))
 			dev->node_props.capability |=
 				HSA_CAP_TRAP_DEBUG_PRECISE_MEMORY_OPERATIONS_SUPPORTED;
+
+		dev->node_props.capability |= HSA_CAP_PER_QUEUE_RESET_SUPPORTED;
 	} else {
 		dev->node_props.debug_prop |= HSA_DBG_WATCH_ADDR_MASK_LO_BIT_GFX10 |
 					HSA_DBG_WATCH_ADDR_MASK_HI_BIT;
diff --git a/include/uapi/linux/kfd_sysfs.h b/include/uapi/linux/kfd_sysfs.h
index 5e8d28617efa..859b8e91d4d3 100644
--- a/include/uapi/linux/kfd_sysfs.h
+++ b/include/uapi/linux/kfd_sysfs.h
@@ -60,7 +60,8 @@
 #define HSA_CAP_FLAGS_COHERENTHOSTACCESS			0x10000000
 #define HSA_CAP_TRAP_DEBUG_FIRMWARE_SUPPORTED			0x20000000
 #define HSA_CAP_TRAP_DEBUG_PRECISE_ALU_OPERATIONS_SUPPORTED	0x40000000
-#define HSA_CAP_RESERVED					0x800f8000
+#define HSA_CAP_PER_QUEUE_RESET_SUPPORTED			0x80000000
+#define HSA_CAP_RESERVED					0x000f8000
 
 /* debug_prop bits in node properties */
 #define HSA_DBG_WATCH_ADDR_MASK_LO_BIT_MASK     0x0000000f
-- 
2.34.1



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