diff options
author | Ma Jun <Jun.Ma2@amd.com> | 2023-12-11 13:06:29 +0300 |
---|---|---|
committer | Alex Deucher <alexander.deucher@amd.com> | 2023-12-13 23:23:50 +0300 |
commit | 18df969b44a0bdc1f24f6ca6b10595dad6f57398 (patch) | |
tree | fae093e0d476661206ffb48f95f04c0c7fc8e712 /drivers/gpu/drm/amd/pm/swsmu/smu13 | |
parent | 71f69557cb12a4674a05b4c5fb730880f13366b1 (diff) | |
download | linux-18df969b44a0bdc1f24f6ca6b10595dad6f57398.tar.xz |
drm/amd/pm: enable Wifi RFI mitigation feature support for SMU13.0.0
Fulfill the SMU13.0.0 support for Wifi RFI mitigation feature.
--
v10->v11:
- downgrade the prompt level on message failure(Lijo)
v13:
- Fix the format issue (IIpo Jarvinen)
- Move function smu_v13_0_0_set_wbrf_exclusion_ranges to
smu_v13_0.c as a generic code for later use (IIpo Jarvinen)
Co-developed-by: Evan Quan <quanliangl@hotmail.com>
Signed-off-by: Evan Quan <quanliangl@hotmail.com>
Reviewed-by: Mario Limonciello <mario.limonciello@amd.com>
Signed-off-by: Ma Jun <Jun.Ma2@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/pm/swsmu/smu13')
-rw-r--r-- | drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0.c | 48 | ||||
-rw-r--r-- | drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_0_ppt.c | 22 |
2 files changed, 70 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0.c b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0.c index 2877e5da5b5a..771a3d457c33 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0.c +++ b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0.c @@ -2507,3 +2507,51 @@ int smu_v13_0_disable_pmfw_state(struct smu_context *smu) return ret == 0 ? 0 : -EINVAL; } + +int smu_v13_0_enable_uclk_shadow(struct smu_context *smu, bool enable) +{ + return smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_EnableUCLKShadow, enable, NULL); +} + +int smu_v13_0_set_wbrf_exclusion_ranges(struct smu_context *smu, + struct freq_band_range *exclusion_ranges) +{ + WifiBandEntryTable_t wifi_bands; + int valid_entries = 0; + int ret, i; + + memset(&wifi_bands, 0, sizeof(wifi_bands)); + for (i = 0; i < ARRAY_SIZE(wifi_bands.WifiBandEntry); i++) { + if (!exclusion_ranges[i].start && !exclusion_ranges[i].end) + break; + + /* PMFW expects the inputs to be in Mhz unit */ + wifi_bands.WifiBandEntry[valid_entries].LowFreq = + DIV_ROUND_DOWN_ULL(exclusion_ranges[i].start, HZ_PER_MHZ); + wifi_bands.WifiBandEntry[valid_entries++].HighFreq = + DIV_ROUND_UP_ULL(exclusion_ranges[i].end, HZ_PER_MHZ); + } + wifi_bands.WifiBandEntryNum = valid_entries; + + /* + * Per confirm with PMFW team, WifiBandEntryNum = 0 + * is a valid setting. + * + * Considering the scenarios below: + * - At first the wifi device adds an exclusion range e.g. (2400,2500) to + * BIOS and our driver gets notified. We will set WifiBandEntryNum = 1 + * and pass the WifiBandEntry (2400, 2500) to PMFW. + * + * - Later the wifi device removes the wifiband list added above and + * our driver gets notified again. At this time, driver will set + * WifiBandEntryNum = 0 and pass an empty WifiBandEntry list to PMFW. + * + * - PMFW may still need to do some uclk shadow update(e.g. switching + * from shadow clock back to primary clock) on receiving this. + */ + ret = smu_cmn_update_table(smu, SMU_TABLE_WIFIBAND, 0, &wifi_bands, true); + if (ret) + dev_warn(smu->adev->dev, "Failed to set wifiband!"); + + return ret; +} diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_0_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_0_ppt.c index 2d25a9e47651..a24aa886c636 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_0_ppt.c +++ b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_0_ppt.c @@ -169,6 +169,7 @@ static struct cmn2asic_msg_mapping smu_v13_0_0_message_map[SMU_MSG_MAX_COUNT] = MSG_MAP(AllowIHHostInterrupt, PPSMC_MSG_AllowIHHostInterrupt, 0), MSG_MAP(ReenableAcDcInterrupt, PPSMC_MSG_ReenableAcDcInterrupt, 0), MSG_MAP(DALNotPresent, PPSMC_MSG_DALNotPresent, 0), + MSG_MAP(EnableUCLKShadow, PPSMC_MSG_EnableUCLKShadow, 0), }; static struct cmn2asic_mapping smu_v13_0_0_clk_map[SMU_CLK_COUNT] = { @@ -253,6 +254,7 @@ static struct cmn2asic_mapping smu_v13_0_0_table_map[SMU_TABLE_COUNT] = { TAB_MAP(I2C_COMMANDS), TAB_MAP(ECCINFO), TAB_MAP(OVERDRIVE), + TAB_MAP(WIFIBAND), }; static struct cmn2asic_mapping smu_v13_0_0_pwr_src_map[SMU_POWER_SOURCE_COUNT] = { @@ -498,6 +500,9 @@ static int smu_v13_0_0_tables_init(struct smu_context *smu) PAGE_SIZE, AMDGPU_GEM_DOMAIN_VRAM); SMU_TABLE_INIT(tables, SMU_TABLE_ECCINFO, sizeof(EccInfoTable_t), PAGE_SIZE, AMDGPU_GEM_DOMAIN_VRAM); + SMU_TABLE_INIT(tables, SMU_TABLE_WIFIBAND, + sizeof(WifiBandEntryTable_t), PAGE_SIZE, + AMDGPU_GEM_DOMAIN_VRAM); smu_table->metrics_table = kzalloc(sizeof(SmuMetricsExternal_t), GFP_KERNEL); if (!smu_table->metrics_table) @@ -2938,6 +2943,20 @@ static ssize_t smu_v13_0_0_get_ecc_info(struct smu_context *smu, return ret; } +static bool smu_v13_0_0_wbrf_support_check(struct smu_context *smu) +{ + struct amdgpu_device *adev = smu->adev; + + switch (adev->ip_versions[MP1_HWIP][0]) { + case IP_VERSION(13, 0, 0): + return smu->smc_fw_version >= 0x004e6300; + case IP_VERSION(13, 0, 10): + return smu->smc_fw_version >= 0x00503300; + default: + return false; + } +} + static const struct pptable_funcs smu_v13_0_0_ppt_funcs = { .get_allowed_feature_mask = smu_v13_0_0_get_allowed_feature_mask, .set_default_dpm_table = smu_v13_0_0_set_default_dpm_table, @@ -3016,6 +3035,9 @@ static const struct pptable_funcs smu_v13_0_0_ppt_funcs = { .gpo_control = smu_v13_0_gpo_control, .get_ecc_info = smu_v13_0_0_get_ecc_info, .notify_display_change = smu_v13_0_notify_display_change, + .is_asic_wbrf_supported = smu_v13_0_0_wbrf_support_check, + .enable_uclk_shadow = smu_v13_0_enable_uclk_shadow, + .set_wbrf_exclusion_ranges = smu_v13_0_set_wbrf_exclusion_ranges, }; void smu_v13_0_0_set_ppt_funcs(struct smu_context *smu) |