diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/2596-drm-amd-powerplay-support-runtime-ppfeatures-setting.patch')
| -rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/2596-drm-amd-powerplay-support-runtime-ppfeatures-setting.patch | 202 |
1 files changed, 202 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/2596-drm-amd-powerplay-support-runtime-ppfeatures-setting.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/2596-drm-amd-powerplay-support-runtime-ppfeatures-setting.patch new file mode 100644 index 00000000..7d803026 --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/2596-drm-amd-powerplay-support-runtime-ppfeatures-setting.patch @@ -0,0 +1,202 @@ +From 61e2c3b487891fc346d7c6d89d9e436b82db8b85 Mon Sep 17 00:00:00 2001 +From: Evan Quan <evan.quan@amd.com> +Date: Tue, 25 Jun 2019 11:06:08 +0800 +Subject: [PATCH 2596/2940] drm/amd/powerplay: support runtime ppfeatures + setting on Navi10 + +Implement Navi10 backend for runtime ppfeatures status retrieving +and setting support. + +Change-Id: Ib498b934c260e351c6cafedcd865fd931319e7a3 +Signed-off-by: Evan Quan <evan.quan@amd.com> +Reviewed-by: Alex Deucher <alexander.deucher@amd.com> +--- + drivers/gpu/drm/amd/powerplay/navi10_ppt.c | 165 +++++++++++++++++++++ + 1 file changed, 165 insertions(+) + +diff --git a/drivers/gpu/drm/amd/powerplay/navi10_ppt.c b/drivers/gpu/drm/amd/powerplay/navi10_ppt.c +index e2925e317201..99566de80572 100644 +--- a/drivers/gpu/drm/amd/powerplay/navi10_ppt.c ++++ b/drivers/gpu/drm/amd/powerplay/navi10_ppt.c +@@ -1304,6 +1304,169 @@ static int navi10_get_uclk_dpm_states(struct smu_context *smu, uint32_t *clocks_ + return 0; + } + ++static int navi10_get_ppfeature_status(struct smu_context *smu, ++ char *buf) ++{ ++ static const char *ppfeature_name[] = { ++ "DPM_PREFETCHER", ++ "DPM_GFXCLK", ++ "DPM_GFX_PACE", ++ "DPM_UCLK", ++ "DPM_SOCCLK", ++ "DPM_MP0CLK", ++ "DPM_LINK", ++ "DPM_DCEFCLK", ++ "MEM_VDDCI_SCALING", ++ "MEM_MVDD_SCALING", ++ "DS_GFXCLK", ++ "DS_SOCCLK", ++ "DS_LCLK", ++ "DS_DCEFCLK", ++ "DS_UCLK", ++ "GFX_ULV", ++ "FW_DSTATE", ++ "GFXOFF", ++ "BACO", ++ "VCN_PG", ++ "JPEG_PG", ++ "USB_PG", ++ "RSMU_SMN_CG", ++ "PPT", ++ "TDC", ++ "GFX_EDC", ++ "APCC_PLUS", ++ "GTHR", ++ "ACDC", ++ "VR0HOT", ++ "VR1HOT", ++ "FW_CTF", ++ "FAN_CONTROL", ++ "THERMAL", ++ "GFX_DCS", ++ "RM", ++ "LED_DISPLAY", ++ "GFX_SS", ++ "OUT_OF_BAND_MONITOR", ++ "TEMP_DEPENDENT_VMIN", ++ "MMHUB_PG", ++ "ATHUB_PG"}; ++ static const char *output_title[] = { ++ "FEATURES", ++ "BITMASK", ++ "ENABLEMENT"}; ++ uint64_t features_enabled; ++ uint32_t feature_mask[2]; ++ int i; ++ int ret = 0; ++ int size = 0; ++ ++ ret = smu_feature_get_enabled_mask(smu, feature_mask, 2); ++ PP_ASSERT_WITH_CODE(!ret, ++ "[GetPPfeatureStatus] Failed to get enabled smc features!", ++ return ret); ++ features_enabled = (uint64_t)feature_mask[0] | ++ (uint64_t)feature_mask[1] << 32; ++ ++ size += sprintf(buf + size, "Current ppfeatures: 0x%016llx\n", features_enabled); ++ size += sprintf(buf + size, "%-19s %-22s %s\n", ++ output_title[0], ++ output_title[1], ++ output_title[2]); ++ for (i = 0; i < (sizeof(ppfeature_name) / sizeof(ppfeature_name[0])); i++) { ++ size += sprintf(buf + size, "%-19s 0x%016llx %6s\n", ++ ppfeature_name[i], ++ 1ULL << i, ++ (features_enabled & (1ULL << i)) ? "Y" : "N"); ++ } ++ ++ return size; ++} ++ ++static int navi10_enable_smc_features(struct smu_context *smu, ++ bool enabled, ++ uint64_t feature_masks) ++{ ++ struct smu_feature *feature = &smu->smu_feature; ++ uint32_t feature_low, feature_high; ++ uint32_t feature_mask[2]; ++ int ret = 0; ++ ++ feature_low = (uint32_t)(feature_masks & 0xFFFFFFFF); ++ feature_high = (uint32_t)((feature_masks & 0xFFFFFFFF00000000ULL) >> 32); ++ ++ if (enabled) { ++ ret = smu_send_smc_msg_with_param(smu, SMU_MSG_EnableSmuFeaturesLow, ++ feature_low); ++ if (ret) ++ return ret; ++ ret = smu_send_smc_msg_with_param(smu, SMU_MSG_EnableSmuFeaturesHigh, ++ feature_high); ++ if (ret) ++ return ret; ++ } else { ++ ret = smu_send_smc_msg_with_param(smu, SMU_MSG_DisableSmuFeaturesLow, ++ feature_low); ++ if (ret) ++ return ret; ++ ret = smu_send_smc_msg_with_param(smu, SMU_MSG_DisableSmuFeaturesHigh, ++ feature_high); ++ if (ret) ++ return ret; ++ } ++ ++ ret = smu_feature_get_enabled_mask(smu, feature_mask, 2); ++ if (ret) ++ return ret; ++ ++ mutex_lock(&feature->mutex); ++ bitmap_copy(feature->enabled, (unsigned long *)&feature_mask, ++ feature->feature_num); ++ mutex_unlock(&feature->mutex); ++ ++ return 0; ++} ++ ++static int navi10_set_ppfeature_status(struct smu_context *smu, ++ uint64_t new_ppfeature_masks) ++{ ++ uint64_t features_enabled; ++ uint32_t feature_mask[2]; ++ uint64_t features_to_enable; ++ uint64_t features_to_disable; ++ int ret = 0; ++ ++ ret = smu_feature_get_enabled_mask(smu, feature_mask, 2); ++ PP_ASSERT_WITH_CODE(!ret, ++ "[SetPPfeatureStatus] Failed to get enabled smc features!", ++ return ret); ++ features_enabled = (uint64_t)feature_mask[0] | ++ (uint64_t)feature_mask[1] << 32; ++ ++ features_to_disable = ++ features_enabled & ~new_ppfeature_masks; ++ features_to_enable = ++ ~features_enabled & new_ppfeature_masks; ++ ++ pr_debug("features_to_disable 0x%llx\n", features_to_disable); ++ pr_debug("features_to_enable 0x%llx\n", features_to_enable); ++ ++ if (features_to_disable) { ++ ret = navi10_enable_smc_features(smu, false, features_to_disable); ++ PP_ASSERT_WITH_CODE(!ret, ++ "[SetPPfeatureStatus] Failed to disable smc features!", ++ return ret); ++ } ++ ++ if (features_to_enable) { ++ ret = navi10_enable_smc_features(smu, true, features_to_enable); ++ PP_ASSERT_WITH_CODE(!ret, ++ "[SetPPfeatureStatus] Failed to enable smc features!", ++ return ret); ++ } ++ ++ return 0; ++} ++ + static const struct pptable_funcs navi10_ppt_funcs = { + .tables_init = navi10_tables_init, + .alloc_dpm_context = navi10_allocate_dpm_context, +@@ -1337,6 +1500,8 @@ static const struct pptable_funcs navi10_ppt_funcs = { + .set_watermarks_table = navi10_set_watermarks_table, + .read_sensor = navi10_read_sensor, + .get_uclk_dpm_states = navi10_get_uclk_dpm_states, ++ .get_ppfeature_status = navi10_get_ppfeature_status, ++ .set_ppfeature_status = navi10_set_ppfeature_status, + }; + + void navi10_set_ppt_funcs(struct smu_context *smu) +-- +2.17.1 + |