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 | 19 |
1 files changed, 13 insertions, 6 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 6115b5364394..afbcf866520e 100644 --- a/drivers/gpu/drm/amd/display/dc/dc_dmub_srv.c +++ b/drivers/gpu/drm/amd/display/dc/dc_dmub_srv.c @@ -39,6 +39,7 @@ #define CTX dc_dmub_srv->ctx #define DC_LOGGER CTX->logger +#define GPINT_RETRY_NUM 20 static void dc_dmub_srv_construct(struct dc_dmub_srv *dc_srv, struct dc *dc, struct dmub_srv *dmub) @@ -207,7 +208,7 @@ static bool dc_dmub_srv_fb_cmd_list_queue_execute(struct dc_dmub_srv *dc_dmub_sr return false; do { - status = dmub_srv_wait_for_inbox_free(dmub, 100000, count - i); + status = dmub_srv_wait_for_inbox_free(dmub, 100000, count - i); } while (dc_dmub_srv->ctx->dc->debug.disable_timeout && status != DMUB_STATUS_OK); /* Requeue the command. */ @@ -247,6 +248,9 @@ bool dc_dmub_srv_cmd_list_queue_execute(struct dc_dmub_srv *dc_dmub_srv, } else { res = dc_dmub_srv_fb_cmd_list_queue_execute(dc_dmub_srv, count, cmd_list); } + + if (res) + res = dmub_srv_update_inbox_status(dc_dmub_srv->dmub) == DMUB_STATUS_OK; } return res; @@ -1885,11 +1889,14 @@ void dc_dmub_srv_ips_query_residency_info(struct dc_dmub_srv *dc_dmub_srv, struc if (command_code == DMUB_GPINT__INVALID_COMMAND) return; - // send gpint commands and wait for ack - if (!dc_wake_and_execute_gpint(dc_dmub_srv->ctx, DMUB_GPINT__GET_IPS_RESIDENCY_PERCENT, - (uint16_t)(output->ips_mode), - &output->residency_percent, DM_DMUB_WAIT_TYPE_WAIT_WITH_REPLY)) - output->residency_percent = 0; + for (i = 0; i < GPINT_RETRY_NUM; i++) { + // false could mean GPINT timeout, in which case we should retry + if (dc_wake_and_execute_gpint(dc_dmub_srv->ctx, DMUB_GPINT__GET_IPS_RESIDENCY_PERCENT, + (uint16_t)(output->ips_mode), &output->residency_percent, + DM_DMUB_WAIT_TYPE_WAIT_WITH_REPLY)) + break; + udelay(100); + } if (!dc_wake_and_execute_gpint(dc_dmub_srv->ctx, DMUB_GPINT__GET_IPS_RESIDENCY_ENTRY_COUNTER, (uint16_t)(output->ips_mode), |