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| author | Josip Pavic <josip.pavic@amd.com> | 2023-05-12 09:56:05 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2023-06-09 10:44:22 -0400 |
| commit | 257e9891db0b961b79c9f0ca50c808a738000e70 (patch) | |
| tree | 2179c73de5a96b99c680c5029ae461261af0c584 /drivers/gpu/drm/amd | |
| parent | 5b466b28fa943aa9441cd27a9a469e1330814299 (diff) | |
| download | linux-257e9891db0b961b79c9f0ca50c808a738000e70.tar.gz linux-257e9891db0b961b79c9f0ca50c808a738000e70.tar.bz2 linux-257e9891db0b961b79c9f0ca50c808a738000e70.zip | |
drm/amd/display: cache trace buffer size
[Why & How]
Cache the trace buffer size retrieved from DMUB FW in the driver
Reviewed-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>
Reviewed-by: Aric Cyr <aric.cyr@amd.com>
Acked-by: Tom Chung <chiahsuan.chung@amd.com>
Signed-off-by: Josip Pavic <josip.pavic@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dmub/dmub_srv.h | 1 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/display/dmub/src/dmub_srv.c | 2 |
2 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dmub/dmub_srv.h b/drivers/gpu/drm/amd/display/dmub/dmub_srv.h index 7c9a2b34bd05..e210cb082ebd 100644 --- a/drivers/gpu/drm/amd/display/dmub/dmub_srv.h +++ b/drivers/gpu/drm/amd/display/dmub/dmub_srv.h @@ -428,6 +428,7 @@ struct dmub_srv { enum dmub_asic asic; void *user_ctx; uint32_t fw_version; + uint32_t trace_buffer_size; bool is_virtual; struct dmub_fb scratch_mem_fb; volatile const struct dmub_fw_state *fw_state; diff --git a/drivers/gpu/drm/amd/display/dmub/src/dmub_srv.c b/drivers/gpu/drm/amd/display/dmub/src/dmub_srv.c index 9e9a6a44a7ac..8b9af18e84fe 100644 --- a/drivers/gpu/drm/amd/display/dmub/src/dmub_srv.c +++ b/drivers/gpu/drm/amd/display/dmub/src/dmub_srv.c @@ -427,6 +427,8 @@ dmub_srv_calc_region_info(struct dmub_srv *dmub, dmub->fw_version = fw_info->fw_version; } + dmub->trace_buffer_size = trace_buffer_size; + trace_buff->base = dmub_align(mail->top, 256); trace_buff->top = trace_buff->base + dmub_align(trace_buffer_size, 64); |