From e923a355aa5dc861d4a50c29a292242bd90140c8 Mon Sep 17 00:00:00 2001 From: Anthony Koo Date: Wed, 7 Feb 2018 23:25:43 -0500 Subject: [PATCH] drm/amd/display: provide an interface to query firmware version Signed-off-by: Anthony Koo Reviewed-by: Tony Cheng Acked-by: Harry Wentland Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/display/dc/core/dc.c | 7 +++++++ drivers/gpu/drm/amd/display/dc/dc.h | 13 +++++++++++++ drivers/gpu/drm/amd/display/dc/dce/dce_dmcu.c | 2 +- drivers/gpu/drm/amd/display/dc/inc/hw/dmcu.h | 7 ------- 4 files changed, 21 insertions(+), 8 deletions(-) diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c index 8583d9e..77a1bf2 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc.c @@ -39,6 +39,7 @@ #include "bios_parser_interface.h" #include "include/irq_service_interface.h" #include "transform.h" +#include "dmcu.h" #include "dpp.h" #include "timing_generator.h" #include "virtual/virtual_link_encoder.h" @@ -609,6 +610,12 @@ struct dc *dc_create(const struct dc_init_data *init_params) dc->caps.max_audios = dc->res_pool->audio_count; dc->caps.linear_pitch_alignment = 64; + /* Populate versioning information */ + dc->versions.dc_ver = DC_VER; + + if (dc->res_pool->dmcu != NULL) + dc->versions.dmcu_version = dc->res_pool->dmcu->dmcu_version; + dc->config = init_params->flags; dm_logger_write(dc->ctx->logger, LOG_DC, diff --git a/drivers/gpu/drm/amd/display/dc/dc.h b/drivers/gpu/drm/amd/display/dc/dc.h index a512b05..5bb0e5d 100644 --- a/drivers/gpu/drm/amd/display/dc/dc.h +++ b/drivers/gpu/drm/amd/display/dc/dc.h @@ -48,6 +48,18 @@ /******************************************************************************* * Display Core Interfaces ******************************************************************************/ +struct dmcu_version { + unsigned int date; + unsigned int month; + unsigned int year; + unsigned int interface_version; +}; + +struct dc_versions { + const char *dc_ver; + struct dmcu_version dmcu_version; +}; + struct dc_caps { uint32_t max_streams; uint32_t max_links; @@ -221,6 +233,7 @@ struct dc_state; struct resource_pool; struct dce_hwseq; struct dc { + struct dc_versions versions; struct dc_caps caps; struct dc_cap_funcs cap_funcs; struct dc_config config; diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_dmcu.c b/drivers/gpu/drm/amd/display/dc/dce/dce_dmcu.c index 48e21ea..2ee3d9b 100644 --- a/drivers/gpu/drm/amd/display/dc/dce/dce_dmcu.c +++ b/drivers/gpu/drm/amd/display/dc/dce/dce_dmcu.c @@ -360,7 +360,7 @@ static void dcn10_get_dmcu_version(struct dmcu *dmcu) dmcu->dmcu_version.year = ((REG_READ(DMCU_IRAM_RD_DATA) << 8) | REG_READ(DMCU_IRAM_RD_DATA)); dmcu->dmcu_version.month = REG_READ(DMCU_IRAM_RD_DATA); - dmcu->dmcu_version.day = REG_READ(DMCU_IRAM_RD_DATA); + dmcu->dmcu_version.date = REG_READ(DMCU_IRAM_RD_DATA); /* Disable write access to IRAM to allow dynamic sleep state */ REG_UPDATE_2(DMCU_RAM_ACCESS_CTRL, diff --git a/drivers/gpu/drm/amd/display/dc/inc/hw/dmcu.h b/drivers/gpu/drm/amd/display/dc/inc/hw/dmcu.h index ce20635..de60f94 100644 --- a/drivers/gpu/drm/amd/display/dc/inc/hw/dmcu.h +++ b/drivers/gpu/drm/amd/display/dc/inc/hw/dmcu.h @@ -32,13 +32,6 @@ enum dmcu_state { DMCU_RUNNING = 1 }; -struct dmcu_version { - unsigned int day; - unsigned int month; - unsigned int year; - unsigned int interface_version; -}; - struct dmcu { struct dc_context *ctx; const struct dmcu_funcs *funcs; -- 2.7.4