linux-toradex.git/drivers/gpu/drm/radeon/si_dma.c, branch v4.9.2 Linux kernel for Apalis and Colibri modules drm/radeon: Remove rdev->gart.pages_addr array 2015-01-22T16:48:03+00:00 Michel Dänzer michel.daenzer@amd.com 2015-01-21T08:36:37+00:00 16653dbae06609b9d0a7427de6c7f4c98d76523c radeon_vm_map_gart can use rdev->gart.pages_entry instead. Also move the masking of the page address to radeon_vm_map_gart from its callers. Reviewed-by: Christian König <christian.koenig@amd.com> Signed-off-by: Michel Dänzer <michel.daenzer@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> 
radeon_vm_map_gart can use rdev->gart.pages_entry instead.

Also move the masking of the page address to radeon_vm_map_gart from its
callers.

Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Michel Dänzer <michel.daenzer@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drm/radeon: fix VM flush on SI (v3) 2015-01-08T14:36:50+00:00 Alex Deucher alexander.deucher@amd.com 2015-01-06T00:54:50+00:00 d474ea7e52cbaaae22711d857949ba6018562c29 We need to wait for the GPUVM flush to complete. There was some confusion as to how this mechanism was supposed to work. The operation is not atomic. For GPU initiated invalidations you need to read back a VM register to introduce enough latency for the update to complete. v2: drop gart changes v3: just read back rather than polling Reviewed-by: Christian König <christian.koenig@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Cc: stable@vger.kernel.org 
We need to wait for the GPUVM flush to complete.  There
was some confusion as to how this mechanism was supposed
to work.  The operation is not atomic.  For GPU initiated
invalidations you need to read back a VM register to
introduce enough latency for the update to complete.

v2: drop gart changes
v3: just read back rather than polling

Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
drm/radeon: split semaphore and sync object handling v2 2014-11-20T18:00:16+00:00 Christian König christian.koenig@amd.com 2014-11-19T13:01:22+00:00 975700d2cc84408efa9b2360e38b1ab95368556f Previously we just allocated space for four hardware semaphores in each software semaphore object. Make software semaphore objects represent only one hardware semaphore address again by splitting the sync code into it's own object. v2: fix typo in comment Signed-off-by: Christian König <christian.koenig@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> 
Previously we just allocated space for four hardware semaphores
in each software semaphore object. Make software semaphore objects
represent only one hardware semaphore address again by splitting
the sync code into it's own object.

v2: fix typo in comment

Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drm/radeon: rework vm_flush parameters 2014-11-20T18:00:14+00:00 Christian König christian.koenig@amd.com 2014-11-19T13:01:19+00:00 faffaf620f32c6e907d06570f8f75845ecb1349f Use ring structure instead of index and provide vm_id and pd_addr separately. Signed-off-by: Christian König <christian.koenig@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> 
Use ring structure instead of index and provide vm_id and pd_addr separately.

Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drm/radeon: cope with foreign fences inside the reservation object 2014-10-03T13:19:16+00:00 Maarten Lankhorst maarten.lankhorst@canonical.com 2014-09-25T10:39:38+00:00 392a250bd080e296f97ccc7e91b051a6b5da0ff1 Not the whole world is a radeon! :-) Reviewed-by: Christian König <christian.koenig@amd.com> Signed-off-by: Maarten Lankhorst <maarten.lankhorst@canonical.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> 
Not the whole world is a radeon! :-)

Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@canonical.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drm/radeon: add the infrastructure for concurrent buffer access 2014-09-11T14:46:01+00:00 Christian König christian.koenig@amd.com 2014-09-04T18:01:53+00:00 57d20a43c9b30663bdbacde8294a902edef35a84 This allows us to specify if we want to sync to the shared fences of a reservation object or not. Signed-off-by: Christian König <christian.koenig@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> 
This allows us to specify if we want to sync to
the shared fences of a reservation object or not.

Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drm/radeon: Only flush HDP cache for indirect buffers from userspace 2014-08-18T21:09:44+00:00 Michel Dänzer michel.daenzer@amd.com 2014-08-18T08:34:55+00:00 1538a9e0e04f6a5b323cd3d65e9320512978fcec It isn't necessary for command streams generated by the kernel (at least not while we aren't storing ring or indirect buffers in VRAM). Signed-off-by: Michel Dänzer <michel.daenzer@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> 
It isn't necessary for command streams generated by the kernel (at least
not while we aren't storing ring or indirect buffers in VRAM).

Signed-off-by: Michel Dänzer <michel.daenzer@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drm/radeon: split PT setup in more functions 2014-08-05T12:53:55+00:00 Christian König christian.koenig@amd.com 2014-07-30T19:05:17+00:00 03f62abd112d5150b6ce8957fa85d4f6e85e357f Move the decision what to use into the common VM code. Signed-off-by: Christian König <christian.koenig@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> 
Move the decision what to use into the common VM code.

Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drm/radeon: fix R600_PTE_GART handling 2014-08-05T12:53:37+00:00 Christian König christian.koenig@amd.com 2014-07-22T15:42:20+00:00 33fa9fe3ddae48c552bce1ab33db0f2f49eb81ea That didn't worked correctly any more and opened up a security problem. Signed-off-by: Christian König <christian.koenig@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> 
That didn't worked correctly any more and opened up a security problem.

Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drm/radeon: Allow write-combined CPU mappings of BOs in GTT (v2) 2014-08-05T12:53:33+00:00 Michel Dänzer michel.daenzer@amd.com 2014-07-17T10:01:08+00:00 02376d8282b88f07d0716da6155094c8760b1a13 v2: fix rebase onto drm-fixes Signed-off-by: Michel Dänzer <michel.daenzer@amd.com> Reviewed-by: Christian König <christian.koenig@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> 
v2: fix rebase onto drm-fixes

Signed-off-by: Michel Dänzer <michel.daenzer@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>