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authorTao Zhou <tao.zhou1@amd.com>2019-09-23 19:10:19 +0800
committerAlex Deucher <alexander.deucher@amd.com>2019-10-03 09:11:03 -0500
commit3d8361b11ca45b329349ec82ad765d059d8b0673 (patch)
tree51af59994b4e47fdd8801ba738b01841bf8d2803 /drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c
parentba0834921400613839b28b572fdb713281b473d9 (diff)
drm/amdgpu: add comments in ras interrupt callback
add comments to clarify why checking GFX IP BLOCK for each ras interrupt callback Signed-off-by: Tao Zhou <tao.zhou1@amd.com> Reviewed-by: Guchun Chen <guchun.chen@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c
index 1b7a022996f6..68495f0e4354 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c
@@ -636,7 +636,12 @@ int amdgpu_gfx_process_ras_data_cb(struct amdgpu_device *adev,
void *err_data,
struct amdgpu_iv_entry *entry)
{
- /* TODO ue will trigger an interrupt. */
+ /* TODO ue will trigger an interrupt.
+ *
+ * When “Full RAS” is enabled, the per-IP interrupt sources should
+ * be disabled and the driver should only look for the aggregated
+ * interrupt via sync flood
+ */
if (!amdgpu_ras_is_supported(adev, AMDGPU_RAS_BLOCK__GFX)) {
kgd2kfd_set_sram_ecc_flag(adev->kfd.dev);
if (adev->gfx.funcs->query_ras_error_count)