diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3193-drm-amdgpu-wire-up-emit_wreg-for-CIK-SDMA.patch')
| -rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3193-drm-amdgpu-wire-up-emit_wreg-for-CIK-SDMA.patch | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3193-drm-amdgpu-wire-up-emit_wreg-for-CIK-SDMA.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3193-drm-amdgpu-wire-up-emit_wreg-for-CIK-SDMA.patch new file mode 100644 index 00000000..3b01749f --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3193-drm-amdgpu-wire-up-emit_wreg-for-CIK-SDMA.patch @@ -0,0 +1,46 @@ +From 1432b17c51079cf13ae6e26d150fe46cb42191e2 Mon Sep 17 00:00:00 2001 +From: =?UTF-8?q?Christian=20K=C3=B6nig?= <christian.koenig@amd.com> +Date: Fri, 12 Jan 2018 16:33:15 +0100 +Subject: [PATCH 3193/4131] drm/amdgpu: wire up emit_wreg for CIK SDMA +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +Needed for vm_flush unification. + +Signed-off-by: Christian König <christian.koenig@amd.com> +Acked-by: Chunming Zhou <david1.zhou@amd.com> +--- + drivers/gpu/drm/amd/amdgpu/cik_sdma.c | 9 +++++++++ + 1 file changed, 9 insertions(+) + +diff --git a/drivers/gpu/drm/amd/amdgpu/cik_sdma.c b/drivers/gpu/drm/amd/amdgpu/cik_sdma.c +index 4c698201..9edf0ea 100644 +--- a/drivers/gpu/drm/amd/amdgpu/cik_sdma.c ++++ b/drivers/gpu/drm/amd/amdgpu/cik_sdma.c +@@ -907,6 +907,14 @@ static void cik_sdma_ring_emit_vm_flush(struct amdgpu_ring *ring, + amdgpu_ring_write(ring, (0xfff << 16) | 10); /* retry count, poll interval */ + } + ++static void cik_sdma_ring_emit_wreg(struct amdgpu_ring *ring, ++ uint32_t reg, uint32_t val) ++{ ++ amdgpu_ring_write(ring, SDMA_PACKET(SDMA_OPCODE_SRBM_WRITE, 0, 0xf000)); ++ amdgpu_ring_write(ring, reg); ++ amdgpu_ring_write(ring, val); ++} ++ + static void cik_enable_sdma_mgcg(struct amdgpu_device *adev, + bool enable) + { +@@ -1295,6 +1303,7 @@ static const struct amdgpu_ring_funcs cik_sdma_ring_funcs = { + .test_ib = cik_sdma_ring_test_ib, + .insert_nop = cik_sdma_ring_insert_nop, + .pad_ib = cik_sdma_ring_pad_ib, ++ .emit_wreg = cik_sdma_ring_emit_wreg, + }; + + static void cik_sdma_set_ring_funcs(struct amdgpu_device *adev) +-- +2.7.4 + |