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path: root/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v11.c
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authorJonathan Kim <Jonathan.Kim@amd.com>2024-06-25 11:22:50 -0400
committerAlex Deucher <alexander.deucher@amd.com>2024-08-06 10:43:18 -0400
commitee0a469cf9175aeb6131c0476c4a4a8eb5997dfa (patch)
tree54532ea2f59cccefc7d0c99fcf5efe4776c75361 /drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v11.c
parente89d2fec4cde967445e16e02e406481bac380cc4 (diff)
drm/amdkfd: support per-queue reset on gfx9
Support per-queue reset for GFX9. The recommendation is for the driver to target reset the HW queue via a SPI MMIO register write. Since this requires pipe and HW queue info and MEC FW is limited to doorbell reports of hung queues after an unmap failure, scan the HW queue slots defined by SET_RESOURCES first to identify the user queue candidates to reset. Only signal reset events to processes that have had a queue reset. If queue reset fails, fall back to GPU reset. Signed-off-by: Jonathan Kim <jonathan.kim@amd.com> Reviewed-by: Felix Kuehling <felix.kuehling@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v11.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v11.c18
1 files changed, 17 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v11.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v11.c
index b61a32d6af4b..a4ba49cb22db 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v11.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v11.c
@@ -786,6 +786,20 @@ static uint32_t kgd_gfx_v11_clear_address_watch(struct amdgpu_device *adev,
return 0;
}
+static uint64_t kgd_gfx_v11_hqd_get_pq_addr(struct amdgpu_device *adev,
+ uint32_t pipe_id, uint32_t queue_id,
+ uint32_t inst)
+{
+ return 0;
+}
+
+static uint64_t kgd_gfx_v11_hqd_reset(struct amdgpu_device *adev,
+ uint32_t pipe_id, uint32_t queue_id,
+ uint32_t inst, unsigned int utimeout)
+{
+ return 0;
+}
+
const struct kfd2kgd_calls gfx_v11_kfd2kgd = {
.program_sh_mem_settings = program_sh_mem_settings_v11,
.set_pasid_vmid_mapping = set_pasid_vmid_mapping_v11,
@@ -808,5 +822,7 @@ const struct kfd2kgd_calls gfx_v11_kfd2kgd = {
.set_wave_launch_trap_override = kgd_gfx_v11_set_wave_launch_trap_override,
.set_wave_launch_mode = kgd_gfx_v11_set_wave_launch_mode,
.set_address_watch = kgd_gfx_v11_set_address_watch,
- .clear_address_watch = kgd_gfx_v11_clear_address_watch
+ .clear_address_watch = kgd_gfx_v11_clear_address_watch,
+ .hqd_get_pq_addr = kgd_gfx_v11_hqd_get_pq_addr,
+ .hqd_reset = kgd_gfx_v11_hqd_reset
};