diff options
| author | Josip Pavic <Josip.Pavic@amd.com> | 2023-02-15 15:47:59 -0500 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2023-04-18 16:28:52 -0400 |
| commit | e97cc04fe0fb33e489583dff79f6b1d6919fcc66 (patch) | |
| tree | 129ba4279b9c7b59b55d88228ebb1968bf28a7af /drivers/gpu/drm/amd/display/dc/dc_dmub_srv.c | |
| parent | c4edb01374685a3ea195c7d31459448cabe5a34e (diff) | |
| download | linux-e97cc04fe0fb33e489583dff79f6b1d6919fcc66.tar.gz linux-e97cc04fe0fb33e489583dff79f6b1d6919fcc66.tar.bz2 linux-e97cc04fe0fb33e489583dff79f6b1d6919fcc66.zip | |
drm/amd/display: refactor dmub commands into single function
[Why & How]
Consolidate dmub access to a single interface. This makes it easier to
add code in the future that needs to run every time a dmub command is
requested (e.g. instrumentation, locking etc).
Reviewed-by: Nicholas Kazlauskas <Nicholas.Kazlauskas@amd.com>
Acked-by: Qingqing Zhuo <qingqing.zhuo@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/display/dc/dc_dmub_srv.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dc_dmub_srv.c | 164 |
1 files changed, 62 insertions, 102 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 a9b9490a532c..954cbfdbc3b6 100644 --- a/drivers/gpu/drm/amd/display/dc/dc_dmub_srv.c +++ b/drivers/gpu/drm/amd/display/dc/dc_dmub_srv.c @@ -65,47 +65,6 @@ void dc_dmub_srv_destroy(struct dc_dmub_srv **dmub_srv) } } -void dc_dmub_srv_cmd_queue(struct dc_dmub_srv *dc_dmub_srv, - union dmub_rb_cmd *cmd) -{ - struct dmub_srv *dmub = dc_dmub_srv->dmub; - struct dc_context *dc_ctx = dc_dmub_srv->ctx; - enum dmub_status status; - - status = dmub_srv_cmd_queue(dmub, cmd); - if (status == DMUB_STATUS_OK) - return; - - if (status != DMUB_STATUS_QUEUE_FULL) - goto error; - - /* Execute and wait for queue to become empty again. */ - dc_dmub_srv_cmd_execute(dc_dmub_srv); - dc_dmub_srv_wait_idle(dc_dmub_srv); - - /* Requeue the command. */ - status = dmub_srv_cmd_queue(dmub, cmd); - if (status == DMUB_STATUS_OK) - return; - -error: - DC_ERROR("Error queuing DMUB command: status=%d\n", status); - dc_dmub_srv_log_diagnostic_data(dc_dmub_srv); -} - -void dc_dmub_srv_cmd_execute(struct dc_dmub_srv *dc_dmub_srv) -{ - struct dmub_srv *dmub = dc_dmub_srv->dmub; - struct dc_context *dc_ctx = dc_dmub_srv->ctx; - enum dmub_status status; - - status = dmub_srv_cmd_execute(dmub); - if (status != DMUB_STATUS_OK) { - DC_ERROR("Error starting DMUB execution: status=%d\n", status); - dc_dmub_srv_log_diagnostic_data(dc_dmub_srv); - } -} - void dc_dmub_srv_wait_idle(struct dc_dmub_srv *dc_dmub_srv) { struct dmub_srv *dmub = dc_dmub_srv->dmub; @@ -159,22 +118,55 @@ void dc_dmub_srv_send_inbox0_cmd(struct dc_dmub_srv *dmub_srv, } } -bool dc_dmub_srv_cmd_with_reply_data(struct dc_dmub_srv *dc_dmub_srv, union dmub_rb_cmd *cmd) +bool dc_dmub_srv_cmd_run(struct dc_dmub_srv *dc_dmub_srv, union dmub_rb_cmd *cmd, enum dm_dmub_wait_type wait_type) { + return dc_dmub_srv_cmd_run_list(dc_dmub_srv, 1, cmd, wait_type); +} + +bool dc_dmub_srv_cmd_run_list(struct dc_dmub_srv *dc_dmub_srv, unsigned int count, union dmub_rb_cmd *cmd_list, enum dm_dmub_wait_type wait_type) +{ + struct dc_context *dc_ctx = dc_dmub_srv->ctx; struct dmub_srv *dmub; enum dmub_status status; + int i; if (!dc_dmub_srv || !dc_dmub_srv->dmub) return false; dmub = dc_dmub_srv->dmub; - status = dmub_srv_cmd_with_reply_data(dmub, cmd); + for (i = 0 ; i < count; i++) { + // Queue command + status = dmub_srv_cmd_queue(dmub, &cmd_list[i]); + + if (status != DMUB_STATUS_OK) { + DC_ERROR("Error queueing DMUB command: status=%d\n", status); + dc_dmub_srv_log_diagnostic_data(dc_dmub_srv); + return false; + } + } + + status = dmub_srv_cmd_execute(dmub); if (status != DMUB_STATUS_OK) { - DC_LOG_DEBUG("No reply for DMUB command: status=%d\n", status); + DC_ERROR("Error starting DMUB execution: status=%d\n", status); + dc_dmub_srv_log_diagnostic_data(dc_dmub_srv); return false; } + // Wait for DMUB to process command + if (wait_type != DM_DMUB_WAIT_TYPE_NO_WAIT) { + status = dmub_srv_wait_for_idle(dmub, 100000); + + if (status != DMUB_STATUS_OK) { + DC_LOG_DEBUG("No reply for DMUB command: status=%d\n", status); + return false; + } + + // Copy data back from ring buffer into command + if (wait_type == DM_DMUB_WAIT_TYPE_WAIT_WITH_REPLY) + dmub_rb_get_return_data(&dmub->inbox1_rb, cmd_list); + } + return true; } @@ -267,9 +259,7 @@ void dc_dmub_srv_drr_update_cmd(struct dc *dc, uint32_t tg_inst, uint32_t vtotal cmd.drr_update.header.payload_bytes = sizeof(cmd.drr_update) - sizeof(cmd.drr_update.header); // Send the command to the DMCUB. - dc_dmub_srv_cmd_queue(dc->ctx->dmub_srv, &cmd); - dc_dmub_srv_cmd_execute(dc->ctx->dmub_srv); - dc_dmub_srv_wait_idle(dc->ctx->dmub_srv); + dm_execute_dmub_cmd(dc->ctx, &cmd, DM_DMUB_WAIT_TYPE_WAIT); } void dc_dmub_srv_set_drr_manual_trigger_cmd(struct dc *dc, uint32_t tg_inst) @@ -283,9 +273,7 @@ void dc_dmub_srv_set_drr_manual_trigger_cmd(struct dc *dc, uint32_t tg_inst) cmd.drr_update.header.payload_bytes = sizeof(cmd.drr_update) - sizeof(cmd.drr_update.header); // Send the command to the DMCUB. - dc_dmub_srv_cmd_queue(dc->ctx->dmub_srv, &cmd); - dc_dmub_srv_cmd_execute(dc->ctx->dmub_srv); - dc_dmub_srv_wait_idle(dc->ctx->dmub_srv); + dm_execute_dmub_cmd(dc->ctx, &cmd, DM_DMUB_WAIT_TYPE_WAIT); } static uint8_t dc_dmub_srv_get_pipes_for_stream(struct dc *dc, struct dc_stream_state *stream) @@ -378,21 +366,14 @@ bool dc_dmub_srv_p_state_delegate(struct dc *dc, bool should_manage_pstate, stru sizeof(cmd.fw_assisted_mclk_switch) - sizeof(cmd.fw_assisted_mclk_switch.header); // Send the command to the DMCUB. - dc_dmub_srv_cmd_queue(dc->ctx->dmub_srv, &cmd); - dc_dmub_srv_cmd_execute(dc->ctx->dmub_srv); - dc_dmub_srv_wait_idle(dc->ctx->dmub_srv); + dm_execute_dmub_cmd(dc->ctx, &cmd, DM_DMUB_WAIT_TYPE_WAIT); return true; } -void dc_dmub_srv_query_caps_cmd(struct dmub_srv *dmub) +void dc_dmub_srv_query_caps_cmd(struct dc_dmub_srv *dc_dmub_srv) { union dmub_rb_cmd cmd = { 0 }; - enum dmub_status status; - - if (!dmub) { - return; - } memset(&cmd, 0, sizeof(cmd)); @@ -402,15 +383,10 @@ void dc_dmub_srv_query_caps_cmd(struct dmub_srv *dmub) 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 && + if (dm_execute_dmub_cmd(dc_dmub_srv->ctx, &cmd, DM_DMUB_WAIT_TYPE_WAIT_WITH_REPLY) && cmd.query_feature_caps.header.ret_status == 0) { - memcpy(&dmub->feature_caps, + memcpy(&dc_dmub_srv->dmub->feature_caps, &cmd.query_feature_caps.query_feature_caps_data, sizeof(struct dmub_feature_caps)); } @@ -419,7 +395,6 @@ void dc_dmub_srv_query_caps_cmd(struct dmub_srv *dmub) void dc_dmub_srv_get_visual_confirm_color_cmd(struct dc *dc, struct pipe_ctx *pipe_ctx) { union dmub_rb_cmd cmd = { 0 }; - enum dmub_status status; unsigned int panel_inst = 0; dc_get_edp_link_panel_inst(dc, pipe_ctx->stream->link, &panel_inst); @@ -433,13 +408,8 @@ void dc_dmub_srv_get_visual_confirm_color_cmd(struct dc *dc, struct pipe_ctx *pi cmd.visual_confirm_color.header.payload_bytes = sizeof(struct dmub_cmd_visual_confirm_color_data); cmd.visual_confirm_color.visual_confirm_color_data.visual_confirm_color.panel_inst = panel_inst; - // Send command to fw - status = dmub_srv_cmd_with_reply_data(dc->ctx->dmub_srv->dmub, &cmd); - - ASSERT(status == DMUB_STATUS_OK); - // If command was processed, copy feature caps to dmub srv - if (status == DMUB_STATUS_OK && + if (dm_execute_dmub_cmd(dc->ctx, &cmd, DM_DMUB_WAIT_TYPE_WAIT_WITH_REPLY) && cmd.visual_confirm_color.header.ret_status == 0) { memcpy(&dc->ctx->dmub_srv->dmub->visual_confirm_color, &cmd.visual_confirm_color.visual_confirm_color_data, @@ -797,9 +767,8 @@ void dc_dmub_setup_subvp_dmub_command(struct dc *dc, cmd.fw_assisted_mclk_switch_v2.config_data.watermark_a_cache = wm_val_refclk < 0xFFFF ? wm_val_refclk : 0xFFFF; } - dc_dmub_srv_cmd_queue(dc->ctx->dmub_srv, &cmd); - dc_dmub_srv_cmd_execute(dc->ctx->dmub_srv); - dc_dmub_srv_wait_idle(dc->ctx->dmub_srv); + + dm_execute_dmub_cmd(dc->ctx, &cmd, DM_DMUB_WAIT_TYPE_WAIT); } bool dc_dmub_srv_get_diagnostic_data(struct dc_dmub_srv *dc_dmub_srv, struct dmub_diagnostic_data *diag_data) @@ -982,14 +951,6 @@ static void dc_build_cursor_update_payload0( payload->panel_inst = panel_inst; } -static void dc_send_cmd_to_dmu(struct dc_dmub_srv *dmub_srv, - union dmub_rb_cmd *cmd) -{ - dc_dmub_srv_cmd_queue(dmub_srv, cmd); - dc_dmub_srv_cmd_execute(dmub_srv); - dc_dmub_srv_wait_idle(dmub_srv); -} - static void dc_build_cursor_position_update_payload0( struct dmub_cmd_update_cursor_payload0 *pl, const uint8_t p_idx, const struct hubp *hubp, const struct dpp *dpp) @@ -1032,9 +993,11 @@ static void dc_build_cursor_attribute_update_payload1( void dc_send_update_cursor_info_to_dmu( struct pipe_ctx *pCtx, uint8_t pipe_idx) { - union dmub_rb_cmd cmd = { 0 }; - union dmub_cmd_update_cursor_info_data *update_cursor_info = - &cmd.update_cursor_info.update_cursor_info_data; + union dmub_rb_cmd cmd[2]; + union dmub_cmd_update_cursor_info_data *update_cursor_info_0 = + &cmd[0].update_cursor_info.update_cursor_info_data; + + memset(cmd, 0, sizeof(cmd)); if (!dc_dmub_should_update_cursor_data(pCtx)) return; @@ -1051,31 +1014,28 @@ void dc_send_update_cursor_info_to_dmu( { /* Build Payload#0 Header */ - cmd.update_cursor_info.header.type = DMUB_CMD__UPDATE_CURSOR_INFO; - cmd.update_cursor_info.header.payload_bytes = - sizeof(cmd.update_cursor_info.update_cursor_info_data); - cmd.update_cursor_info.header.multi_cmd_pending = 1; /* To combine multi dmu cmd, 1st cmd */ + cmd[0].update_cursor_info.header.type = DMUB_CMD__UPDATE_CURSOR_INFO; + cmd[0].update_cursor_info.header.payload_bytes = + sizeof(cmd[0].update_cursor_info.update_cursor_info_data); + cmd[0].update_cursor_info.header.multi_cmd_pending = 1; //To combine multi dmu cmd, 1st cmd /* Prepare Payload */ - dc_build_cursor_update_payload0(pCtx, pipe_idx, &update_cursor_info->payload0); + dc_build_cursor_update_payload0(pCtx, pipe_idx, &update_cursor_info_0->payload0); - dc_build_cursor_position_update_payload0(&update_cursor_info->payload0, pipe_idx, + dc_build_cursor_position_update_payload0(&update_cursor_info_0->payload0, pipe_idx, pCtx->plane_res.hubp, pCtx->plane_res.dpp); - /* Send update_curosr_info to queue */ - dc_dmub_srv_cmd_queue(pCtx->stream->ctx->dmub_srv, &cmd); - } + } { /* Build Payload#1 Header */ - memset(update_cursor_info, 0, sizeof(union dmub_cmd_update_cursor_info_data)); - cmd.update_cursor_info.header.type = DMUB_CMD__UPDATE_CURSOR_INFO; - cmd.update_cursor_info.header.payload_bytes = sizeof(struct cursor_attributes_cfg); - cmd.update_cursor_info.header.multi_cmd_pending = 0; /* Indicate it's the last command. */ + cmd[1].update_cursor_info.header.type = DMUB_CMD__UPDATE_CURSOR_INFO; + cmd[1].update_cursor_info.header.payload_bytes = sizeof(struct cursor_attributes_cfg); + cmd[1].update_cursor_info.header.multi_cmd_pending = 0; //Indicate it's the last command. dc_build_cursor_attribute_update_payload1( - &cmd.update_cursor_info.update_cursor_info_data.payload1.attribute_cfg, + &cmd[1].update_cursor_info.update_cursor_info_data.payload1.attribute_cfg, pipe_idx, pCtx->plane_res.hubp, pCtx->plane_res.dpp); /* Combine 2nd cmds update_curosr_info to DMU */ - dc_send_cmd_to_dmu(pCtx->stream->ctx->dmub_srv, &cmd); + dm_execute_dmub_cmd_list(pCtx->stream->ctx, 2, cmd, DM_DMUB_WAIT_TYPE_WAIT); } } |