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From df7344d63a0dc58aead45aa133442206b1ad6072 Mon Sep 17 00:00:00 2001
From: Anthony Koo <Anthony.Koo@amd.com>
Date: Wed, 7 Feb 2018 23:25:43 -0500
Subject: [PATCH 3572/4131] drm/amd/display: provide an interface to query
firmware version
Signed-off-by: Anthony Koo <Anthony.Koo@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
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 6fb5eb6..adc831b 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 f8816972..4c6d0fb 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
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