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| author | Sarah Walker <sarah.walker@imgtec.com> | 2023-11-22 19:34:35 +0300 |
|---|---|---|
| committer | Maxime Ripard <mripard@kernel.org> | 2023-11-23 11:01:46 +0300 |
| commit | 927f3e0253c11276f0237ca1a14e77c48957c069 (patch) | |
| tree | be2affa0933b13116137dee0d73ebc88bc0ca16b /drivers/gpu/drm/imagination/pvr_device.h | |
| parent | cc1aeedb98ad347c06ff59e991b2f94dfb4c565d (diff) | |
| download | linux-927f3e0253c11276f0237ca1a14e77c48957c069.tar.xz | |
drm/imagination: Implement MIPS firmware processor and MMU support
Add support for the MIPS firmware processor, used in the Series AXE GPU.
The MIPS firmware processor uses a separate MMU to the rest of the GPU, so
this patch adds support for that as well.
Changes since v8:
- Corrected license identifiers
Changes since v6:
- Fix integer overflow in VM map error path
Changes since v5:
- Use alloc_page() when allocating MIPS pagetable
Changes since v3:
- Get regs resource (removed from GPU resources commit)
Signed-off-by: Sarah Walker <sarah.walker@imgtec.com>
Signed-off-by: Donald Robson <donald.robson@imgtec.com>
Link: https://lore.kernel.org/r/a114f7b3e97cb07460c7f2842901716a9207b0c4.1700668843.git.donald.robson@imgtec.com
Signed-off-by: Maxime Ripard <mripard@kernel.org>
Diffstat (limited to 'drivers/gpu/drm/imagination/pvr_device.h')
| -rw-r--r-- | drivers/gpu/drm/imagination/pvr_device.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/imagination/pvr_device.h b/drivers/gpu/drm/imagination/pvr_device.h index 39347595c6f0..8853249f4884 100644 --- a/drivers/gpu/drm/imagination/pvr_device.h +++ b/drivers/gpu/drm/imagination/pvr_device.h @@ -93,6 +93,9 @@ struct pvr_device { /** @fw_version: Firmware version detected at runtime. */ struct pvr_fw_version fw_version; + /** @regs_resource: Resource representing device control registers. */ + struct resource *regs_resource; + /** * @regs: Device control registers. * |