diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux-4.19/linux-yocto-4.19.8/1380-drm-amd-powerplay-add-function-to-write-pptable-for-.patch')
| -rw-r--r-- | meta-amd-bsp/recipes-kernel/linux-4.19/linux-yocto-4.19.8/1380-drm-amd-powerplay-add-function-to-write-pptable-for-.patch | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux-4.19/linux-yocto-4.19.8/1380-drm-amd-powerplay-add-function-to-write-pptable-for-.patch b/meta-amd-bsp/recipes-kernel/linux-4.19/linux-yocto-4.19.8/1380-drm-amd-powerplay-add-function-to-write-pptable-for-.patch new file mode 100644 index 00000000..95a9f84b --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux-4.19/linux-yocto-4.19.8/1380-drm-amd-powerplay-add-function-to-write-pptable-for-.patch @@ -0,0 +1,99 @@ +From b844705ba8f6910ebfe8faadcd9eb670548812cd Mon Sep 17 00:00:00 2001 +From: Likun Gao <Likun.Gao@amd.com> +Date: Thu, 13 Dec 2018 19:22:30 +0800 +Subject: [PATCH 1380/2940] 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 <Likun.Gao@amd.com> +Reviewed-by: Huang Rui <ray.huang@amd.com> +Reviewed-by: Kevin Wang <Kevin1.Wang@amd.com> +Acked-by: Alex Deucher <alexander.deucher@amd.com> +--- + 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 cea86512f413..742876cd83ed 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) +-- +2.17.1 + |