From 863651b6faddec3984ba20ad9f3f921271d0a3ab Mon Sep 17 00:00:00 2001 From: Likun Gao Date: Thu, 13 Dec 2018 19:22:30 +0800 Subject: [PATCH] drm/amd/powerplay: add function to write pptable for smu11 (v2) Add smu_v11_0_write_pptable and smu_v11_0_copy_table_to_smc function for smu11. v2: fix the build warning. (Ray) Signed-off-by: Likun Gao Reviewed-by: Huang Rui Reviewed-by: Kevin Wang Acked-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/powerplay/smu_v11_0.c | 60 +++++++++++++++++++++++++++++++ 1 file changed, 60 insertions(+) diff --git a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c index cea8651..742876c 100644 --- a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c +++ b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c @@ -554,6 +554,65 @@ static int smu_v11_0_populate_smc_pptable(struct smu_context *smu) return -EINVAL; } +static int smu_v11_0_copy_table_to_smc(struct smu_context *smu, + uint32_t table_id) +{ + struct smu_table_context *table_context = &smu->smu_table; + struct smu_table *driver_pptable = &smu->smu_table.tables[table_id]; + int ret = 0; + + if (table_id >= TABLE_COUNT) { + pr_err("Invalid SMU Table ID for smu11!"); + return -EINVAL; + } + + if (!driver_pptable->cpu_addr) { + pr_err("Invalid virtual address for smu11!"); + return -EINVAL; + } + if (!driver_pptable->mc_address) { + pr_err("Invalid MC address for smu11!"); + return -EINVAL; + } + if (!driver_pptable->size) { + pr_err("Invalid SMU Table size for smu11!"); + return -EINVAL; + } + + memcpy(driver_pptable->cpu_addr, table_context->driver_pptable, + driver_pptable->size); + + ret = smu_send_smc_msg_with_param(smu, PPSMC_MSG_SetDriverDramAddrHigh, + upper_32_bits(driver_pptable->mc_address)); + if (ret) { + pr_err("[CopyTableToSMC] Attempt to Set Dram Addr High Failed!"); + return ret; + } + ret = smu_send_smc_msg_with_param(smu, PPSMC_MSG_SetDriverDramAddrLow, + lower_32_bits(driver_pptable->mc_address)); + if (ret) { + pr_err("[CopyTableToSMC] Attempt to Set Dram Addr Low Failed!"); + return ret; + } + ret = smu_send_smc_msg_with_param(smu, PPSMC_MSG_TransferTableDram2Smu, + table_id); + if (ret) { + pr_err("[CopyTableToSMC] Attempt to Transfer Table To SMU Failed!"); + return ret; + } + + return 0; +} + +static int smu_v11_0_write_pptable(struct smu_context *smu) +{ + int ret = 0; + + ret = smu_v11_0_copy_table_to_smc(smu, TABLE_PPTABLE); + + 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, @@ -572,6 +631,7 @@ static const struct smu_funcs smu_v11_0_funcs = { .check_pptable = smu_v11_0_check_pptable, .parse_pptable = smu_v11_0_parse_pptable, .populate_smc_pptable = smu_v11_0_populate_smc_pptable, + .write_pptable = smu_v11_0_write_pptable, }; void smu_v11_0_set_smu_funcs(struct smu_context *smu) -- 2.7.4