diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c | 18 |
1 files changed, 13 insertions, 5 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c index 8f1a2f7b03c1..1db1e6ec0184 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c @@ -1612,7 +1612,8 @@ static ssize_t amdgpu_gfx_set_run_cleaner_shader(struct device *dev, * Provides the sysfs read interface to get the current settings of the 'enforce_isolation' * feature for each GPU partition. Reading from the 'enforce_isolation' * sysfs file returns the isolation settings for all partitions, where '0' - * indicates disabled, '1' indicates enabled, and '2' indicates enabled in legacy mode. + * indicates disabled, '1' indicates enabled, and '2' indicates enabled in legacy mode, + * and '3' indicates enabled without cleaner shader. * * Return: The number of bytes read from the sysfs file. */ @@ -1647,9 +1648,11 @@ static ssize_t amdgpu_gfx_get_enforce_isolation(struct device *dev, * @count: The size of the input data * * This function allows control over the 'enforce_isolation' feature, which - * serializes access to the graphics engine. Writing '1', '2', or '0' to the - * 'enforce_isolation' sysfs file enables (full or legacy) or disables process - * isolation for each partition. The input should specify the setting for all + * serializes access to the graphics engine. Writing '0' to disable, '1' to + * enable isolation with cleaner shader, '2' to enable legacy isolation without + * cleaner shader, or '3' to enable process isolation without submitting the + * cleaner shader to the 'enforce_isolation' sysfs file sets the isolation mode + * for each partition. The input should specify the setting for all * partitions. * * Return: The number of bytes written to the sysfs file. @@ -1689,7 +1692,8 @@ static ssize_t amdgpu_gfx_set_enforce_isolation(struct device *dev, for (i = 0; i < num_partitions; i++) { if (partition_values[i] != 0 && partition_values[i] != 1 && - partition_values[i] != 2) + partition_values[i] != 2 && + partition_values[i] != 3) return -EINVAL; } @@ -1708,6 +1712,10 @@ static ssize_t amdgpu_gfx_set_enforce_isolation(struct device *dev, adev->enforce_isolation[i] = AMDGPU_ENFORCE_ISOLATION_ENABLE_LEGACY; break; + case 3: + adev->enforce_isolation[i] = + AMDGPU_ENFORCE_ISOLATION_NO_CLEANER_SHADER; + break; } } mutex_unlock(&adev->enforce_isolation_mutex); |