diff options
Diffstat (limited to 'common/recipes-kernel/linux/files/0283-drm-amdgpu-reset-wptr-at-cp-compute-resume-v2.patch')
| -rw-r--r-- | common/recipes-kernel/linux/files/0283-drm-amdgpu-reset-wptr-at-cp-compute-resume-v2.patch | 38 |
1 files changed, 0 insertions, 38 deletions
diff --git a/common/recipes-kernel/linux/files/0283-drm-amdgpu-reset-wptr-at-cp-compute-resume-v2.patch b/common/recipes-kernel/linux/files/0283-drm-amdgpu-reset-wptr-at-cp-compute-resume-v2.patch deleted file mode 100644 index 2dfe5e9c..00000000 --- a/common/recipes-kernel/linux/files/0283-drm-amdgpu-reset-wptr-at-cp-compute-resume-v2.patch +++ /dev/null @@ -1,38 +0,0 @@ -From 845253e78a7871ae87cdc5c135a914c58d6d4f64 Mon Sep 17 00:00:00 2001 -From: Sonny Jiang <sonny.jiang@amd.com> -Date: Tue, 23 Jun 2015 11:59:55 -0400 -Subject: [PATCH 0283/1050] drm/amdgpu: reset wptr at cp compute resume (v2) -MIME-Version: 1.0 -Content-Type: text/plain; charset=UTF-8 -Content-Transfer-Encoding: 8bit - -This patch is to resolve compute hang at resume time. - -v2: (agd5f) squash in second fix - -Signed-off-by: Sonny Jiang <sonny.jiang@amd.com> -Reviewed-by: Christian König <christian.koenig@amd.com> ---- - drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c | 6 ++++++ - 1 file changed, 6 insertions(+) - -diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c -index 7683d7f..7b683fb 100644 ---- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c -+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c -@@ -3144,6 +3144,12 @@ static int gfx_v8_0_cp_compute_resume(struct amdgpu_device *adev) - WREG32(mmCP_HQD_PQ_DOORBELL_CONTROL, - mqd->cp_hqd_pq_doorbell_control); - -+ /* reset read and write pointers, similar to CP_RB0_WPTR/_RPTR */ -+ ring->wptr = 0; -+ mqd->cp_hqd_pq_wptr = ring->wptr; -+ WREG32(mmCP_HQD_PQ_WPTR, mqd->cp_hqd_pq_wptr); -+ mqd->cp_hqd_pq_rptr = RREG32(mmCP_HQD_PQ_RPTR); -+ - /* set the vmid for the queue */ - mqd->cp_hqd_vmid = 0; - WREG32(mmCP_HQD_VMID, mqd->cp_hqd_vmid); --- -1.9.1 - |