linux-stable.git/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c, branch linux-5.4.y Linux kernel stable tree drm/amdgpu: fix off by one in amdgpu_gfx_kiq_acquire() 2022-04-15T12:18:36+00:00 Dan Carpenter dan.carpenter@oracle.com 2022-03-16T08:41:48+00:00 c5e12c3a47db6f307483645baaab3776dff71a70 [ Upstream commit 1647b54ed55d4d48c7199d439f8834626576cbe9 ] This post-op should be a pre-op so that we do not pass -1 as the bit number to test_bit(). The current code will loop downwards from 63 to -1. After changing to a pre-op, it loops from 63 to 0. Fixes: 71c37505e7ea ("drm/amdgpu/gfx: move more common KIQ code to amdgpu_gfx.c") Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Sasha Levin <sashal@kernel.org> 
[ Upstream commit 1647b54ed55d4d48c7199d439f8834626576cbe9 ]

This post-op should be a pre-op so that we do not pass -1 as the bit
number to test_bit().  The current code will loop downwards from 63 to
-1.  After changing to a pre-op, it loops from 63 to 0.

Fixes: 71c37505e7ea ("drm/amdgpu/gfx: move more common KIQ code to amdgpu_gfx.c")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
drm/amdgpu: enable async gfx ring for navi14 2019-07-18T19:18:00+00:00 Xiaojie Yuan xiaojie.yuan@amd.com 2019-03-28T08:43:16+00:00 5e0f378d8afb8d2f62a01933b43a296aa117adea Same as navi10. Signed-off-by: Xiaojie Yuan <xiaojie.yuan@amd.com> Reviewed-by: Jack Xiao <Jack.Xiao@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> 
Same as navi10.

Signed-off-by: Xiaojie Yuan <xiaojie.yuan@amd.com>
Reviewed-by: Jack Xiao <Jack.Xiao@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Merge branch 'drm-next' into drm-next-5.3 2019-06-25T13:42:25+00:00 Alex Deucher alexander.deucher@amd.com 2019-06-25T13:42:25+00:00 d7929c1e13e3788e7cb741d75b5baec5e53eff21 Backmerge drm-next and fix up conflicts due to drmP.h removal. Signed-off-by: Alex Deucher <alexander.deucher@amd.com> 
Backmerge drm-next and fix up conflicts due to drmP.h removal.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drm/amd: add gfxoff support on navi10 2019-06-21T23:59:25+00:00 Kenneth Feng kenneth.feng@amd.com 2019-03-27T03:46:31+00:00 bca325280d1f17a84a8af70cb840ab5fcdb8d062 add the gfxoff interface to navi10,it's disabled by default. Signed-off-by: Kenneth Feng <kenneth.feng@amd.com> Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> 
add the gfxoff interface to navi10,it's disabled by default.

Signed-off-by: Kenneth Feng <kenneth.feng@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drm/amdgpu: create mqd for gfx queues on navi10 2019-06-21T02:24:54+00:00 Hawking Zhang Hawking.Zhang@amd.com 2018-08-14T12:54:35+00:00 54fc447279ecfa919663448e4d8d640be9795a44 mqd is the memory queue descriptor for gfx and compute. Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com> Reviewed-by: Jack Xiao <jack.xiao@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Acked-by: Felix Kuehling <Felix.Kuehling@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> 
mqd is the memory queue descriptor for gfx and compute.

Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Jack Xiao <jack.xiao@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drm/amdgpu/gfx10: add special unmap_queues packet for preemption 2019-06-21T02:24:54+00:00 Jack Xiao Jack.Xiao@amd.com 2019-01-08T05:33:46+00:00 19191961659c5208a03f81fabe2688ddd6264efb CP introduced a special unmap_queues packet for gfx preemtion. Acked-by: Alex Deucher <alexander.deucher@amd.com> Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com> Signed-off-by: Jack Xiao <Jack.Xiao@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> 
CP introduced a special unmap_queues packet for gfx preemtion.

Acked-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Jack Xiao <Jack.Xiao@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drm/amdgpu: Move common code to amdgpu_gfx.c 2019-06-21T02:24:54+00:00 Hawking Zhang Hawking.Zhang@amd.com 2019-03-05T14:05:02+00:00 849aca9f9c033af8e8342193425bcbf1a9340817 move common code to amdgpu_gfx_enable_kcq,so this function can be shared with gfx8 and gfx9 Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com> Signed-off-by: Rex Zhu <Rex.Zhu@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> 
move common code to amdgpu_gfx_enable_kcq,so
this function can be shared with gfx8 and gfx9

Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drm/amdgpu: Add common gfx func Disable kcq via kiq 2019-06-21T02:21:06+00:00 Rex Zhu Rex.Zhu@amd.com 2018-08-22T05:45:25+00:00 ba0c13b7747ba0157603414366bbe5a00a2f32cd so can be shared with gfx8 and gfx9 Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com> Signed-off-by: Rex Zhu <Rex.Zhu@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> 
so can be shared with gfx8 and gfx9

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drm/amdgpu: rename amdgpu_gfx_compute_mqd_sw_init 2019-06-21T02:20:51+00:00 Hawking Zhang Hawking.Zhang@amd.com 2018-08-01T04:03:20+00:00 4fc6a88f01b938b03298779a9a7b8eb2b66fdace The function now will create mqd bos for both gfx queue and compute queue Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com> Reviewed-by: Jack Xiao <jack.xiao@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Acked-by: Felix Kuehling <Felix.Kuehling@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> 
The function now will create mqd bos for both gfx queue and compute queue

Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Jack Xiao <jack.xiao@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drm/amdgpu: add helper function for gfx queue/bitmap transition 2019-06-21T02:20:27+00:00 Hawking Zhang Hawking.Zhang@amd.com 2018-07-31T07:43:10+00:00 7470bfcf20141306e2f23d7b0484dc70ba1483fd Similar to what we do for compute already. Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com> Reviewed-by: Jack Xiao <jack.xiao@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Acked-by: Felix Kuehling <Felix.Kuehling@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> 
Similar to what we do for compute already.

Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Jack Xiao <jack.xiao@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>