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drm/amdgpu: Return -ENOMEM when there is no memory in 'amdgpu_gfx_mqd_sw_init'

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Return -ENOMEM, when there is no sufficient dynamically allocated memory
to create MQD backup for ring

Cc: Christian König <christian.koenig@amd.com>
Cc: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Srinivasan Shanmugam <srinivasan.shanmugam@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Srinivasan Shanmugam
2023-07-21 14:42:10 +05:30
committed by Alex Deucher
parent 88dd0b188e
commit 37c3fc6620
1 changed files with 8 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files
drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c
+8 -3
View File
@@ -407,8 +407,11 @@ int amdgpu_gfx_mqd_sw_init(struct amdgpu_device *adev,
/* prepare MQD backup */
kiq->mqd_backup = kmalloc(mqd_size, GFP_KERNEL);
if (!kiq->mqd_backup)
dev_warn(adev->dev, "no memory to create MQD backup for ring %s\n", ring->name);
if (!kiq->mqd_backup) {
dev_warn(adev->dev,
"no memory to create MQD backup for ring %s\n", ring->name);
return -ENOMEM;
}
}
if (adev->asic_type >= CHIP_NAVI10 && amdgpu_async_gfx_ring) {
@@ -427,8 +430,10 @@ int amdgpu_gfx_mqd_sw_init(struct amdgpu_device *adev,
ring->mqd_size = mqd_size;
/* prepare MQD backup */
adev->gfx.me.mqd_backup[i] = kmalloc(mqd_size, GFP_KERNEL);
if (!adev->gfx.me.mqd_backup[i])
if (!adev->gfx.me.mqd_backup[i]) {
dev_warn(adev->dev, "no memory to create MQD backup for ring %s\n", ring->name);
return -ENOMEM;
}
}
}
}