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author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2020-08-06 14:15:47 +0300 |
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committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2020-08-06 14:15:47 +0300 |
commit | 94fb1afb14c4f0ceb8c5508ddddac6819f662e95 (patch) | |
tree | 4988e5769dc7482caa7f441475ae31f50bbd37ef /drivers/gpu/drm/amd/display/dc/dm_helpers.h | |
parent | c4735d990268399da9133b0ad445e488ece009ad (diff) | |
parent | 47ec5303d73ea344e84f46660fff693c57641386 (diff) | |
download | linux-94fb1afb14c4f0ceb8c5508ddddac6819f662e95.tar.xz |
Mgerge remote-tracking branch 'torvalds/master' into perf/core
To sync headers, for instance, in this case tools/perf was ahead of
upstream till Linus merged tip/perf/core to get the
PERF_RECORD_TEXT_POKE changes:
Warning: Kernel ABI header at 'tools/include/uapi/linux/perf_event.h' differs from latest version at 'include/uapi/linux/perf_event.h'
diff -u tools/include/uapi/linux/perf_event.h include/uapi/linux/perf_event.h
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dm_helpers.h')
-rw-r--r-- | drivers/gpu/drm/amd/display/dc/dm_helpers.h | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dm_helpers.h b/drivers/gpu/drm/amd/display/dc/dm_helpers.h index 8bde1d688f2e..b2cc2bf95712 100644 --- a/drivers/gpu/drm/amd/display/dc/dm_helpers.h +++ b/drivers/gpu/drm/amd/display/dc/dm_helpers.h @@ -35,6 +35,29 @@ struct dp_mst_stream_allocation_table; +#ifdef CONFIG_DRM_AMD_DC_DCN3_0 +/* + * Allocate memory accessible by the GPU + * + * frame buffer allocations must be aligned to a 4096-byte boundary + * + * Returns virtual address, sets addr to physical address + */ +void *dm_helpers_allocate_gpu_mem( + struct dc_context *ctx, + enum dc_gpu_mem_alloc_type type, + size_t size, + long long *addr); + +/* + * Free the GPU-accessible memory at the virtual address pvMem + */ +void dm_helpers_free_gpu_mem( + struct dc_context *ctx, + enum dc_gpu_mem_alloc_type type, + void *pvMem); + +#endif enum dc_edid_status dm_helpers_parse_edid_caps( struct dc_context *ctx, const struct dc_edid *edid, |