diff options
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dc_dmub_srv.c | 29 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dc_dmub_srv.h | 3 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/display/dmub/inc/dmub_cmd.h | 18 |
3 files changed, 50 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dc_dmub_srv.c b/drivers/gpu/drm/amd/display/dc/dc_dmub_srv.c index 24433409d7de..8c75f7510880 100644 --- a/drivers/gpu/drm/amd/display/dc/dc_dmub_srv.c +++ b/drivers/gpu/drm/amd/display/dc/dc_dmub_srv.c @@ -1021,3 +1021,32 @@ bool dc_dmub_check_min_version(struct dmub_srv *srv) return true; return srv->hw_funcs.is_psrsu_supported(srv); } + +void dc_dmub_srv_enable_dpia_trace(const struct dc *dc) +{ + struct dc_dmub_srv *dc_dmub_srv = dc->ctx->dmub_srv; + struct dmub_srv *dmub; + enum dmub_status status; + static const uint32_t timeout_us = 30; + + if (!dc_dmub_srv || !dc_dmub_srv->dmub) { + DC_LOG_ERROR("%s: invalid parameters.", __func__); + return; + } + + dmub = dc_dmub_srv->dmub; + + status = dmub_srv_send_gpint_command(dmub, DMUB_GPINT__SET_TRACE_BUFFER_MASK_WORD1, 0x0010, timeout_us); + if (status != DMUB_STATUS_OK) { + DC_LOG_ERROR("timeout updating trace buffer mask word\n"); + return; + } + + status = dmub_srv_send_gpint_command(dmub, DMUB_GPINT__UPDATE_TRACE_BUFFER_MASK, 0x0000, timeout_us); + if (status != DMUB_STATUS_OK) { + DC_LOG_ERROR("timeout updating trace buffer mask word\n"); + return; + } + + DC_LOG_DEBUG("Enabled DPIA trace\n"); +}
\ No newline at end of file diff --git a/drivers/gpu/drm/amd/display/dc/dc_dmub_srv.h b/drivers/gpu/drm/amd/display/dc/dc_dmub_srv.h index 099f94b6107c..bb3fe162dd93 100644 --- a/drivers/gpu/drm/amd/display/dc/dc_dmub_srv.h +++ b/drivers/gpu/drm/amd/display/dc/dc_dmub_srv.h @@ -87,4 +87,7 @@ void dc_dmub_srv_log_diagnostic_data(struct dc_dmub_srv *dc_dmub_srv); void dc_send_update_cursor_info_to_dmu(struct pipe_ctx *pCtx, uint8_t pipe_idx); bool dc_dmub_check_min_version(struct dmub_srv *srv); + +void dc_dmub_srv_enable_dpia_trace(const struct dc *dc); + #endif /* _DMUB_DC_SRV_H_ */ diff --git a/drivers/gpu/drm/amd/display/dmub/inc/dmub_cmd.h b/drivers/gpu/drm/amd/display/dmub/inc/dmub_cmd.h index 08c017cff43c..6a1571ffeaf9 100644 --- a/drivers/gpu/drm/amd/display/dmub/inc/dmub_cmd.h +++ b/drivers/gpu/drm/amd/display/dmub/inc/dmub_cmd.h @@ -779,6 +779,24 @@ enum dmub_gpint_command { * DESC: Notifies DMCUB detection is done so detection required can be cleared. */ DMUB_GPINT__NOTIFY_DETECTION_DONE = 12, + /** + * DESC: Updates the trace buffer lower 32-bit mask. + * ARGS: The new mask + * RETURN: Lower 32-bit mask. + */ + DMUB_GPINT__UPDATE_TRACE_BUFFER_MASK = 101, + /** + * DESC: Updates the trace buffer lower 32-bit mask. + * ARGS: The new mask + * RETURN: Lower 32-bit mask. + */ + DMUB_GPINT__SET_TRACE_BUFFER_MASK_WORD0 = 102, + /** + * DESC: Updates the trace buffer mask bi0~bit15. + * ARGS: The new mask + * RETURN: Lower 32-bit mask. + */ + DMUB_GPINT__SET_TRACE_BUFFER_MASK_WORD1 = 103, }; /** |