From: Kevin Wang <Kevin1.Wang@xxxxxxx> Each SMU IP may have a different number of SMU tables, so these tables are allocated using dynamic memory Signed-off-by: Kevin Wang <Kevin1.Wang@xxxxxxx> Reviewed-by: Huang Rui <ray.huang@xxxxxxx> --- drivers/gpu/drm/amd/powerplay/amdgpu_smu.c | 21 +++++++++++++ drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h | 22 +++++++++++++ drivers/gpu/drm/amd/powerplay/smu_v11_0.c | 43 ++++++++++++++++++++++++++ 3 files changed, 86 insertions(+) diff --git a/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c b/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c index 901c99f..f79a125 100644 --- a/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c +++ b/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c @@ -115,6 +115,19 @@ static int smu_smc_table_sw_init(struct smu_context *smu) return 0; } +static int smu_smc_table_sw_fini(struct smu_context *smu) +{ + int ret; + + ret = smu_fini_smc_tables(smu); + if (ret) { + pr_err("Failed to smu_fini_smc_tables!\n"); + return ret; + } + + return 0; +} + static int smu_sw_init(void *handle) { struct amdgpu_device *adev = (struct amdgpu_device *)handle; @@ -142,10 +155,18 @@ static int smu_sw_init(void *handle) static int smu_sw_fini(void *handle) { struct amdgpu_device *adev = (struct amdgpu_device *)handle; + struct smu_context *smu = &adev->smu; + int ret; if (adev->asic_type < CHIP_VEGA20) return -EINVAL; + ret = smu_smc_table_sw_fini(smu); + if (ret) { + pr_err("Failed to sw fini smc table!\n"); + return ret; + } + return 0; } diff --git a/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h b/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h index 88eee63..16f11a4 100644 --- a/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h +++ b/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h @@ -24,10 +24,29 @@ #include "amdgpu.h" +#define SMU_TABLE_INIT(tables, table_id, s, a, d) \ + do { \ + tables[table_id].size = s; \ + tables[table_id].align = a; \ + tables[table_id].domain = d; \ + } while (0) + +struct smu_table { + uint64_t size; + uint32_t align; + uint8_t domain; + uint64_t mc_address; + void *cpu_addr; + struct amdgpu_bo *bo; + +}; + struct smu_table_context { void *power_play_table; uint32_t power_play_table_size; + struct smu_table *tables; + uint32_t table_count; }; struct smu_context @@ -44,6 +63,7 @@ struct smu_funcs { int (*init_microcode)(struct smu_context *smu); int (*init_smc_tables)(struct smu_context *smu); + int (*fini_smc_tables)(struct smu_context *smu); int (*init_power)(struct smu_context *smu); int (*load_microcode)(struct smu_context *smu); int (*check_fw_status)(struct smu_context *smu); @@ -69,6 +89,8 @@ struct smu_funcs ((smu)->funcs->init_microcode ? (smu)->funcs->init_microcode((smu)) : 0) #define smu_init_smc_tables(smu) \ ((smu)->funcs->init_smc_tables ? (smu)->funcs->init_smc_tables((smu)) : 0) +#define smu_fini_smc_tables(smu) \ + ((smu)->funcs->fini_smc_tables ? (smu)->funcs->fini_smc_tables((smu)) : 0) #define smu_init_power(smu) \ ((smu)->funcs->init_power ? (smu)->funcs->init_power((smu)) : 0) #define smu_load_microcode(smu) \ diff --git a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c index efc3e4b..a2794ce 100644 --- a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c +++ b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c @@ -234,6 +234,47 @@ static int smu_v11_0_read_pptable_from_vbios(struct smu_context *smu) return 0; } +static int smu_v11_0_init_smc_tables(struct smu_context *smu) +{ + struct smu_table_context *smu_table = &smu->smu_table; + struct smu_table *tables = NULL; + + if (smu_table->tables || smu_table->table_count != 0) + return -EINVAL; + + tables = kcalloc(TABLE_COUNT, sizeof(struct smu_table), GFP_KERNEL); + if (!tables) + return -ENOMEM; + + smu_table->tables = tables; + smu_table->table_count = TABLE_COUNT; + + SMU_TABLE_INIT(tables, TABLE_PPTABLE, sizeof(PPTable_t), + PAGE_SIZE, AMDGPU_GEM_DOMAIN_VRAM); + SMU_TABLE_INIT(tables, TABLE_WATERMARKS, sizeof(Watermarks_t), + PAGE_SIZE, AMDGPU_GEM_DOMAIN_VRAM); + SMU_TABLE_INIT(tables, TABLE_SMU_METRICS, sizeof(SmuMetrics_t), + PAGE_SIZE, AMDGPU_GEM_DOMAIN_VRAM); + SMU_TABLE_INIT(tables, TABLE_OVERDRIVE, sizeof(OverDriveTable_t), + PAGE_SIZE, AMDGPU_GEM_DOMAIN_VRAM); + + return 0; +} + +static int smu_v11_0_fini_smc_tables(struct smu_context *smu) +{ + struct smu_table_context *smu_table = &smu->smu_table; + + if (!smu_table->tables || smu_table->table_count == 0) + return -EINVAL; + + kfree(smu_table->tables); + smu_table->tables = NULL; + smu_table->table_count = 0; + + return 0; + +} static const struct smu_funcs smu_v11_0_funcs = { .init_microcode = smu_v11_0_init_microcode, .load_microcode = smu_v11_0_load_microcode, @@ -242,6 +283,8 @@ static const struct smu_funcs smu_v11_0_funcs = { .send_smc_msg = smu_v11_0_send_msg, .send_smc_msg_with_param = smu_v11_0_send_msg_with_param, .read_pptable_from_vbios = smu_v11_0_read_pptable_from_vbios, + .init_smc_tables = smu_v11_0_init_smc_tables, + .fini_smc_tables = smu_v11_0_fini_smc_tables, }; void smu_v11_0_set_smu_funcs(struct smu_context *smu) -- 2.7.4 _______________________________________________ amd-gfx mailing list amd-gfx@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/amd-gfx