On 03/13, Alex Deucher wrote:
> When the parameter is set, disable user submissions
> to kernel queues.
>
> Reviewed-by: Sunil Khatri <sunil.kha...@amd.com>
> Signed-off-by: Alex Deucher <alexander.deuc...@amd.com>
> ---
> drivers/gpu/drm/amd/amdgpu/sdma_v7_0.c | 4 ++++
> 1 file changed, 4 insertions(+)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v7_0.c
> b/drivers/gpu/drm/amd/amdgpu/sdma_v7_0.c
> index 92a79296708ae..40d45f738c0a8 100644
> --- a/drivers/gpu/drm/amd/amdgpu/sdma_v7_0.c
> +++ b/drivers/gpu/drm/amd/amdgpu/sdma_v7_0.c
> @@ -1316,6 +1316,9 @@ static int sdma_v7_0_early_init(struct amdgpu_ip_block
> *ip_block)
> struct amdgpu_device *adev = ip_block->adev;
> int r;
>
> + if (amdgpu_disable_kq == 1)
> + adev->sdma.no_user_submission = true;
> +
> r = amdgpu_sdma_init_microcode(adev, 0, true);
> if (r) {
> DRM_ERROR("Failed to init sdma firmware!\n");
> @@ -1351,6 +1354,7 @@ static int sdma_v7_0_sw_init(struct amdgpu_ip_block
> *ip_block)
> ring->ring_obj = NULL;
> ring->use_doorbell = true;
> ring->me = i;
> + ring->no_user_submission = adev->sdma.no_user_submission;
>
> DRM_DEBUG("SDMA %d use_doorbell being set to: [%s]\n", i,
> ring->use_doorbell?"true":"false");
> --
> 2.48.1
>
Hi Alex,
I think patch 9-11 could be a squashed in a single one.
Thanks
--
Rodrigo Siqueira
