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authorAlex Deucher <alexander.deucher@amd.com>2016-07-06 12:40:16 -0400
committerAlex Deucher <alexander.deucher@amd.com>2016-07-07 15:06:19 -0400
commit33b7ed0122e4da0d92d50cc226cd9db659834eaa (patch)
tree83c0d13e85faa249a1f7ca0833f297c32ce474d4 /drivers/gpu/drm/amd/amdgpu/cik_sdma.c
parentbb06d7ef99272ecf4f3d777b256cbae042888123 (diff)
downloadop-kernel-dev-33b7ed0122e4da0d92d50cc226cd9db659834eaa.zip
op-kernel-dev-33b7ed0122e4da0d92d50cc226cd9db659834eaa.tar.gz
drm/amdgpu: remove more of the ring backup code
Not used anymore. Reviewed-by: Christian König <christian.koenig@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/cik_sdma.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/cik_sdma.c11
1 files changed, 0 insertions, 11 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/cik_sdma.c b/drivers/gpu/drm/amd/amdgpu/cik_sdma.c
index 9dc4e24..46aca16 100644
--- a/drivers/gpu/drm/amd/amdgpu/cik_sdma.c
+++ b/drivers/gpu/drm/amd/amdgpu/cik_sdma.c
@@ -224,17 +224,6 @@ static void cik_sdma_ring_emit_ib(struct amdgpu_ring *ring,
unsigned vm_id, bool ctx_switch)
{
u32 extra_bits = vm_id & 0xf;
- u32 next_rptr = ring->wptr + 5;
-
- while ((next_rptr & 7) != 4)
- next_rptr++;
-
- next_rptr += 4;
- amdgpu_ring_write(ring, SDMA_PACKET(SDMA_OPCODE_WRITE, SDMA_WRITE_SUB_OPCODE_LINEAR, 0));
- amdgpu_ring_write(ring, ring->next_rptr_gpu_addr & 0xfffffffc);
- amdgpu_ring_write(ring, upper_32_bits(ring->next_rptr_gpu_addr) & 0xffffffff);
- amdgpu_ring_write(ring, 1); /* number of DWs to follow */
- amdgpu_ring_write(ring, next_rptr);
/* IB packet must end on a 8 DW boundary */
cik_sdma_ring_insert_nop(ring, (12 - (ring->wptr & 7)) % 8);
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