Searched hist:"75 efdee11b5da3acbbeb43a9b93a9c4fe6d5bec8" (Results 1 – 3 of 3) sorted by relevance
| /openbmc/linux/drivers/gpu/drm/radeon/ |
| H A D | cik.c | diff 75efdee11b5da3acbbeb43a9b93a9c4fe6d5bec8 Mon Mar 04 11:47:46 CST 2013 Alex Deucher <alexander.deucher@amd.com> drm/radeon: implement simple doorbell page allocator
The doorbell aperture is a PCI BAR whose pages can be
mapped to compute resources for things like wptrs
for userspace queues.
This patch maps the BAR and sets up a simple allocator
to allocate pages from the BAR.
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
|
| H A D | radeon_device.c | diff 75efdee11b5da3acbbeb43a9b93a9c4fe6d5bec8 Mon Mar 04 11:47:46 CST 2013 Alex Deucher <alexander.deucher@amd.com> drm/radeon: implement simple doorbell page allocator
The doorbell aperture is a PCI BAR whose pages can be
mapped to compute resources for things like wptrs
for userspace queues.
This patch maps the BAR and sets up a simple allocator
to allocate pages from the BAR.
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
|
| H A D | radeon.h | diff 75efdee11b5da3acbbeb43a9b93a9c4fe6d5bec8 Mon Mar 04 11:47:46 CST 2013 Alex Deucher <alexander.deucher@amd.com> drm/radeon: implement simple doorbell page allocator
The doorbell aperture is a PCI BAR whose pages can be
mapped to compute resources for things like wptrs
for userspace queues.
This patch maps the BAR and sets up a simple allocator
to allocate pages from the BAR.
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
|