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Message-ID: <20230810073803.1643451-9-evan.quan@amd.com>
Date: Thu, 10 Aug 2023 15:38:02 +0800
From: Evan Quan <evan.quan@....com>
To: <rafael@...nel.org>, <lenb@...nel.org>,
<Alexander.Deucher@....com>, <Christian.Koenig@....com>,
<Xinhui.Pan@....com>, <airlied@...il.com>, <daniel@...ll.ch>,
<johannes@...solutions.net>, <davem@...emloft.net>,
<edumazet@...gle.com>, <kuba@...nel.org>, <pabeni@...hat.com>,
<Mario.Limonciello@....com>, <mdaenzer@...hat.com>,
<maarten.lankhorst@...ux.intel.com>, <tzimmermann@...e.de>,
<hdegoede@...hat.com>, <jingyuwang_vip@....com>,
<Lijo.Lazar@....com>, <jim.cromie@...il.com>,
<bellosilicio@...il.com>, <andrealmeid@...lia.com>,
<trix@...hat.com>, <jsg@....id.au>, <arnd@...db.de>,
<andrew@...n.ch>
CC: <linux-kernel@...r.kernel.org>, <linux-acpi@...r.kernel.org>,
<amd-gfx@...ts.freedesktop.org>, <dri-devel@...ts.freedesktop.org>,
<linux-wireless@...r.kernel.org>, <netdev@...r.kernel.org>,
Evan Quan <evan.quan@....com>,
Mario Limonciello <mario.limonciello@....com>
Subject: [PATCH V8 8/9] drm/amd/pm: enable Wifi RFI mitigation feature support for SMU13.0.0
Fulfill the SMU13.0.0 support for Wifi RFI mitigation feature.
Signed-off-by: Evan Quan <evan.quan@....com>
Reviewed-by: Mario Limonciello <mario.limonciello@....com>
---
drivers/gpu/drm/amd/pm/swsmu/inc/amdgpu_smu.h | 3 +
drivers/gpu/drm/amd/pm/swsmu/inc/smu_types.h | 3 +-
drivers/gpu/drm/amd/pm/swsmu/inc/smu_v13_0.h | 3 +
.../gpu/drm/amd/pm/swsmu/smu13/smu_v13_0.c | 9 +++
.../drm/amd/pm/swsmu/smu13/smu_v13_0_0_ppt.c | 60 +++++++++++++++++++
5 files changed, 77 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/pm/swsmu/inc/amdgpu_smu.h b/drivers/gpu/drm/amd/pm/swsmu/inc/amdgpu_smu.h
index 4d5cb1b511e5..54e76d6e66ce 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/inc/amdgpu_smu.h
+++ b/drivers/gpu/drm/amd/pm/swsmu/inc/amdgpu_smu.h
@@ -325,6 +325,7 @@ enum smu_table_id
SMU_TABLE_PACE,
SMU_TABLE_ECCINFO,
SMU_TABLE_COMBO_PPTABLE,
+ SMU_TABLE_WIFIBAND,
SMU_TABLE_COUNT,
};
@@ -1501,6 +1502,8 @@ enum smu_baco_seq {
__dst_size); \
})
+#define HZ_IN_MHZ 1000000U
+
#if !defined(SWSMU_CODE_LAYER_L2) && !defined(SWSMU_CODE_LAYER_L3) && !defined(SWSMU_CODE_LAYER_L4)
int smu_get_power_limit(void *handle,
uint32_t *limit,
diff --git a/drivers/gpu/drm/amd/pm/swsmu/inc/smu_types.h b/drivers/gpu/drm/amd/pm/swsmu/inc/smu_types.h
index 297b70b9388f..5bbb60289a79 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/inc/smu_types.h
+++ b/drivers/gpu/drm/amd/pm/swsmu/inc/smu_types.h
@@ -245,7 +245,8 @@
__SMU_DUMMY_MAP(AllowGpo), \
__SMU_DUMMY_MAP(Mode2Reset), \
__SMU_DUMMY_MAP(RequestI2cTransaction), \
- __SMU_DUMMY_MAP(GetMetricsTable),
+ __SMU_DUMMY_MAP(GetMetricsTable), \
+ __SMU_DUMMY_MAP(EnableUCLKShadow),
#undef __SMU_DUMMY_MAP
#define __SMU_DUMMY_MAP(type) SMU_MSG_##type
diff --git a/drivers/gpu/drm/amd/pm/swsmu/inc/smu_v13_0.h b/drivers/gpu/drm/amd/pm/swsmu/inc/smu_v13_0.h
index 355c156d871a..dd70b56aa71e 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/inc/smu_v13_0.h
+++ b/drivers/gpu/drm/amd/pm/swsmu/inc/smu_v13_0.h
@@ -299,5 +299,8 @@ int smu_v13_0_update_pcie_parameters(struct smu_context *smu,
uint32_t pcie_gen_cap,
uint32_t pcie_width_cap);
+int smu_v13_0_enable_uclk_shadow(struct smu_context *smu,
+ bool enablement);
+
#endif
#endif
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 9b62b45ebb7f..6a5cb582aa92 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
@@ -2472,3 +2472,12 @@ int smu_v13_0_update_pcie_parameters(struct smu_context *smu,
return 0;
}
+
+int smu_v13_0_enable_uclk_shadow(struct smu_context *smu,
+ bool enablement)
+{
+ return smu_cmn_send_smc_msg_with_param(smu,
+ SMU_MSG_EnableUCLKShadow,
+ enablement,
+ NULL);
+}
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 3d188616ba24..fd3ac18653ed 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
@@ -154,6 +154,7 @@ static struct cmn2asic_msg_mapping smu_v13_0_0_message_map[SMU_MSG_MAX_COUNT] =
MSG_MAP(AllowGpo, PPSMC_MSG_SetGpoAllow, 0),
MSG_MAP(AllowIHHostInterrupt, PPSMC_MSG_AllowIHHostInterrupt, 0),
MSG_MAP(ReenableAcDcInterrupt, PPSMC_MSG_ReenableAcDcInterrupt, 0),
+ MSG_MAP(EnableUCLKShadow, PPSMC_MSG_EnableUCLKShadow, 0),
};
static struct cmn2asic_mapping smu_v13_0_0_clk_map[SMU_CLK_COUNT] = {
@@ -237,6 +238,7 @@ 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] = {
@@ -481,6 +483,9 @@ 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)
@@ -2593,6 +2598,58 @@ 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 int smu_v13_0_0_set_wbrf_exclusion_ranges(struct smu_context *smu,
+ struct exclusion_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_IN_MHZ);
+ wifi_bands.WifiBandEntry[valid_entries++].HighFreq =
+ DIV_ROUND_UP_ULL(exclusion_ranges[i].end, HZ_IN_MHZ);
+ }
+ wifi_bands.WifiBandEntryNum = valid_entries;
+
+ /*
+ * Per confirm with PMFW team, WifiBandEntryNum = 0
+ * is a valid setting. So, there should be no direct
+ * return on that.
+ */
+
+ ret = smu_cmn_update_table(smu,
+ SMU_TABLE_WIFIBAND,
+ 0,
+ (void *)(&wifi_bands),
+ true);
+ if (ret)
+ dev_err(smu->adev->dev, "Failed to set wifiband!");
+
+ return ret;
+}
+
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,
@@ -2672,6 +2729,9 @@ static const struct pptable_funcs smu_v13_0_0_ppt_funcs = {
.send_hbm_bad_channel_flag = smu_v13_0_0_send_bad_mem_channel_flag,
.gpo_control = smu_v13_0_gpo_control,
.get_ecc_info = smu_v13_0_0_get_ecc_info,
+ .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_0_set_wbrf_exclusion_ranges,
};
void smu_v13_0_0_set_ppt_funcs(struct smu_context *smu)
--
2.34.1
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