diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dc_dmub_srv.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dc_dmub_srv.c | 33 |
1 files changed, 33 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 541376fabbef..548c91ad1b82 100644 --- a/drivers/gpu/drm/amd/display/dc/dc_dmub_srv.c +++ b/drivers/gpu/drm/amd/display/dc/dc_dmub_srv.c @@ -27,6 +27,8 @@ #include "dc_dmub_srv.h" #include "../dmub/dmub_srv.h" #include "dm_helpers.h" +#include "dc_hw_types.h" +#include "core_types.h" #define CTX dc_dmub_srv->ctx #define DC_LOGGER CTX->logger @@ -250,6 +252,37 @@ void dc_dmub_trace_event_control(struct dc *dc, bool enable) dm_helpers_dmub_outbox_interrupt_control(dc->ctx, enable); } +void dc_dmub_srv_query_caps_cmd(struct dmub_srv *dmub) +{ + union dmub_rb_cmd cmd = { 0 }; + enum dmub_status status; + + if (!dmub) { + return; + } + + memset(&cmd, 0, sizeof(cmd)); + + /* Prepare fw command */ + cmd.query_feature_caps.header.type = DMUB_CMD__QUERY_FEATURE_CAPS; + cmd.query_feature_caps.header.sub_type = 0; + cmd.query_feature_caps.header.ret_status = 1; + cmd.query_feature_caps.header.payload_bytes = sizeof(struct dmub_cmd_query_feature_caps_data); + + /* Send command to fw */ + status = dmub_srv_cmd_with_reply_data(dmub, &cmd); + + ASSERT(status == DMUB_STATUS_OK); + + /* If command was processed, copy feature caps to dmub srv */ + if (status == DMUB_STATUS_OK && + cmd.query_feature_caps.header.ret_status == 0) { + memcpy(&dmub->feature_caps, + &cmd.query_feature_caps.query_feature_caps_data, + sizeof(struct dmub_feature_caps)); + } +} + bool dc_dmub_srv_get_diagnostic_data(struct dc_dmub_srv *dc_dmub_srv, struct dmub_diagnostic_data *diag_data) { if (!dc_dmub_srv || !dc_dmub_srv->dmub || !diag_data) |