diff options
Diffstat (limited to 'common/recipes-kernel/linux/linux-yocto-4.19.8/1381-drm-amd-powerplay-add-function-to-set-min-dcef-deep-.patch')
-rw-r--r-- | common/recipes-kernel/linux/linux-yocto-4.19.8/1381-drm-amd-powerplay-add-function-to-set-min-dcef-deep-.patch | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/linux-yocto-4.19.8/1381-drm-amd-powerplay-add-function-to-set-min-dcef-deep-.patch b/common/recipes-kernel/linux/linux-yocto-4.19.8/1381-drm-amd-powerplay-add-function-to-set-min-dcef-deep-.patch new file mode 100644 index 00000000..c4c71d8d --- /dev/null +++ b/common/recipes-kernel/linux/linux-yocto-4.19.8/1381-drm-amd-powerplay-add-function-to-set-min-dcef-deep-.patch @@ -0,0 +1,58 @@ +From e76ed7bede457843a83ac8f29c2ea54602629bc2 Mon Sep 17 00:00:00 2001 +From: Likun Gao <Likun.Gao@amd.com> +Date: Wed, 12 Dec 2018 19:31:31 +0800 +Subject: [PATCH 1381/2940] drm/amd/powerplay: add function to set min dcef + deep sleep for smu11 (v2) + +Add smu_v11_0_set_min_dcef_deep_sleep function for smu11. + +v2: fix coding error about set_min_dcef_deep_sleep (Kevin) + +Signed-off-by: Kevin Wang <Kevin1.Wang@amd.com> +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 | 18 ++++++++++++++++++ + 1 file changed, 18 insertions(+) + +diff --git a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c +index 742876cd83ed..8553c47bbac6 100644 +--- a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c ++++ b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c +@@ -613,6 +613,23 @@ static int smu_v11_0_write_pptable(struct smu_context *smu) + return ret; + } + ++static int smu_v11_0_set_min_dcef_deep_sleep(struct smu_context *smu) ++{ ++ int ret = 0; ++ struct smu_table_context *table_context = &smu->smu_table; ++ ++ if (!table_context) ++ return -EINVAL; ++ ++ ret = smu_send_smc_msg_with_param(smu, ++ PPSMC_MSG_SetMinDeepSleepDcefclk, ++ table_context->boot_values.dcefclk / 100); ++ if (ret) ++ pr_err("SMU11 attempt to set divider for DCEFCLK Failed!"); ++ ++ 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, +@@ -632,6 +649,7 @@ static const struct smu_funcs smu_v11_0_funcs = { + .parse_pptable = smu_v11_0_parse_pptable, + .populate_smc_pptable = smu_v11_0_populate_smc_pptable, + .write_pptable = smu_v11_0_write_pptable, ++ .set_min_dcef_deep_sleep = smu_v11_0_set_min_dcef_deep_sleep, + }; + + void smu_v11_0_set_smu_funcs(struct smu_context *smu) +-- +2.17.1 + |