From 0296c0bd9f7d019f24fff717bf4b42ad39c07a25 Mon Sep 17 00:00:00 2001 From: Kevin Wang Date: Mon, 24 Dec 2018 15:02:50 +0800 Subject: [PATCH 1390/2940] drm/amd/powerplay: implement smu_init_display for smu11 Add smu_init_display function to send msg to smc to init display. Signed-off-by: Kevin Wang Reviewed-by: Huang Rui Acked-by: Alex Deucher --- drivers/gpu/drm/amd/powerplay/amdgpu_smu.c | 4 ++++ drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h | 4 ++++ drivers/gpu/drm/amd/powerplay/smu_v11_0.c | 8 ++++++++ 3 files changed, 16 insertions(+) diff --git a/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c b/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c index e4da464655f8..773a388cc8fe 100644 --- a/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c +++ b/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c @@ -236,6 +236,10 @@ static int smu_smc_table_hw_init(struct smu_context *smu) { int ret; + ret = smu_init_display(smu); + if (ret) + return ret; + ret = smu_read_pptable_from_vbios(smu); if (ret) return ret; diff --git a/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h b/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h index bd8af3d4e38f..a6189108e36c 100644 --- a/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h +++ b/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h @@ -223,6 +223,7 @@ struct smu_funcs int (*send_smc_msg)(struct smu_context *smu, uint16_t msg); int (*send_smc_msg_with_param)(struct smu_context *smu, uint16_t msg, uint32_t param); int (*read_smc_arg)(struct smu_context *smu, uint32_t *arg); + int (*init_display)(struct smu_context *smu); }; @@ -276,6 +277,9 @@ struct smu_funcs ((smu)->funcs->read_smc_arg? (smu)->funcs->read_smc_arg((smu), (arg)) : 0) #define smu_alloc_dpm_context(smu) \ ((smu)->ppt_funcs->alloc_dpm_context ? (smu)->ppt_funcs->alloc_dpm_context((smu)) : 0) +#define smu_init_display(smu) \ + ((smu)->funcs->init_display ? (smu)->funcs->init_display((smu)) : 0) + #define smu_store_powerplay_table(smu) \ ((smu)->ppt_funcs->store_powerplay_table ? (smu)->ppt_funcs->store_powerplay_table((smu)) : 0) #define smu_check_powerplay_table(smu) \ diff --git a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c index 9cb1796138a1..d0933040c1e2 100644 --- a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c +++ b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c @@ -658,6 +658,13 @@ static int smu_v11_0_set_tool_table_location(struct smu_context *smu) return ret; } +static int smu_v11_0_init_display(struct smu_context *smu) +{ + int ret = 0; + ret = smu_send_smc_msg_with_param(smu, SMU_MSG_NumOfDisplays, 0); + return ret; +} + static const struct smu_funcs smu_v11_0_funcs = { .init_microcode = smu_v11_0_init_microcode, .load_microcode = smu_v11_0_load_microcode, @@ -680,6 +687,7 @@ static const struct smu_funcs smu_v11_0_funcs = { .write_pptable = smu_v11_0_write_pptable, .set_min_dcef_deep_sleep = smu_v11_0_set_min_dcef_deep_sleep, .set_tool_table_location = smu_v11_0_set_tool_table_location, + .init_display = smu_v11_0_init_display, }; void smu_v11_0_set_smu_funcs(struct smu_context *smu) -- 2.17.1