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-rw-r--r--drivers/net/wireless/iwlwifi/iwl-nvm-parse.c49
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-nvm-parse.h5
-rw-r--r--drivers/net/wireless/iwlwifi/mvm/fw-api.h3
-rw-r--r--drivers/net/wireless/iwlwifi/mvm/nvm.c20
4 files changed, 60 insertions, 17 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-nvm-parse.c b/drivers/net/wireless/iwlwifi/iwl-nvm-parse.c
index bca4582..d9423ed 100644
--- a/drivers/net/wireless/iwlwifi/iwl-nvm-parse.c
+++ b/drivers/net/wireless/iwlwifi/iwl-nvm-parse.c
@@ -103,6 +103,11 @@ enum family_8000_nvm_offsets {
SKU_FAMILY_8000 = 4,
N_HW_ADDRS_FAMILY_8000 = 5,
+ /* NVM PHY-SKU-Section offset (in words) for B0 */
+ RADIO_CFG_FAMILY_8000_B0 = 0,
+ SKU_FAMILY_8000_B0 = 2,
+ N_HW_ADDRS_FAMILY_8000_B0 = 3,
+
/* NVM REGULATORY -Section offset (in words) definitions */
NVM_CHANNELS_FAMILY_8000 = 0,
NVM_LAR_OFFSET_FAMILY_8000 = 0x4C7,
@@ -150,6 +155,7 @@ static const u8 iwl_nvm_channels_family_8000[] = {
#define LAST_2GHZ_HT_PLUS 9
#define LAST_5GHZ_HT 165
#define LAST_5GHZ_HT_FAMILY_8000 181
+#define N_HW_ADDR_MASK 0xF
/* rate data (static) */
static struct ieee80211_rate iwl_cfg80211_rates[] = {
@@ -440,10 +446,15 @@ static void iwl_init_sbands(struct device *dev, const struct iwl_cfg *cfg,
}
static int iwl_get_sku(const struct iwl_cfg *cfg,
- const __le16 *nvm_sw)
+ const __le16 *nvm_sw, const __le16 *phy_sku,
+ bool is_family_8000_a_step)
{
if (cfg->device_family != IWL_DEVICE_FAMILY_8000)
return le16_to_cpup(nvm_sw + SKU);
+
+ if (!is_family_8000_a_step)
+ return le32_to_cpup((__le32 *)(phy_sku +
+ SKU_FAMILY_8000_B0));
else
return le32_to_cpup((__le32 *)(nvm_sw + SKU_FAMILY_8000));
}
@@ -459,23 +470,36 @@ static int iwl_get_nvm_version(const struct iwl_cfg *cfg,
}
static int iwl_get_radio_cfg(const struct iwl_cfg *cfg,
- const __le16 *nvm_sw)
+ const __le16 *nvm_sw, const __le16 *phy_sku,
+ bool is_family_8000_a_step)
{
if (cfg->device_family != IWL_DEVICE_FAMILY_8000)
return le16_to_cpup(nvm_sw + RADIO_CFG);
+
+ if (!is_family_8000_a_step)
+ return le32_to_cpup((__le32 *)(phy_sku +
+ RADIO_CFG_FAMILY_8000_B0));
else
return le32_to_cpup((__le32 *)(nvm_sw + RADIO_CFG_FAMILY_8000));
+
}
-#define N_HW_ADDRS_MASK_FAMILY_8000 0xF
static int iwl_get_n_hw_addrs(const struct iwl_cfg *cfg,
- const __le16 *nvm_sw)
+ const __le16 *nvm_sw, bool is_family_8000_a_step)
{
+ int n_hw_addr;
+
if (cfg->device_family != IWL_DEVICE_FAMILY_8000)
return le16_to_cpup(nvm_sw + N_HW_ADDRS);
+
+ if (!is_family_8000_a_step)
+ n_hw_addr = le32_to_cpup((__le32 *)(nvm_sw +
+ N_HW_ADDRS_FAMILY_8000_B0));
else
- return le32_to_cpup((__le32 *)(nvm_sw + N_HW_ADDRS_FAMILY_8000))
- & N_HW_ADDRS_MASK_FAMILY_8000;
+ n_hw_addr = le32_to_cpup((__le32 *)(nvm_sw +
+ N_HW_ADDRS_FAMILY_8000));
+
+ return n_hw_addr & N_HW_ADDR_MASK;
}
static void iwl_set_radio_cfg(const struct iwl_cfg *cfg,
@@ -598,8 +622,9 @@ struct iwl_nvm_data *
iwl_parse_nvm_data(struct device *dev, const struct iwl_cfg *cfg,
const __le16 *nvm_hw, const __le16 *nvm_sw,
const __le16 *nvm_calib, const __le16 *regulatory,
- const __le16 *mac_override, u8 tx_chains, u8 rx_chains,
- bool lar_fw_supported)
+ const __le16 *mac_override, const __le16 *phy_sku,
+ u8 tx_chains, u8 rx_chains,
+ bool lar_fw_supported, bool is_family_8000_a_step)
{
struct iwl_nvm_data *data;
u32 sku;
@@ -621,14 +646,15 @@ iwl_parse_nvm_data(struct device *dev, const struct iwl_cfg *cfg,
data->nvm_version = iwl_get_nvm_version(cfg, nvm_sw);
- radio_cfg = iwl_get_radio_cfg(cfg, nvm_sw);
+ radio_cfg =
+ iwl_get_radio_cfg(cfg, nvm_sw, phy_sku, is_family_8000_a_step);
iwl_set_radio_cfg(cfg, data, radio_cfg);
if (data->valid_tx_ant)
tx_chains &= data->valid_tx_ant;
if (data->valid_rx_ant)
rx_chains &= data->valid_rx_ant;
- sku = iwl_get_sku(cfg, nvm_sw);
+ sku = iwl_get_sku(cfg, nvm_sw, phy_sku, is_family_8000_a_step);
data->sku_cap_band_24GHz_enable = sku & NVM_SKU_CAP_BAND_24GHZ;
data->sku_cap_band_52GHz_enable = sku & NVM_SKU_CAP_BAND_52GHZ;
data->sku_cap_11n_enable = sku & NVM_SKU_CAP_11N_ENABLE;
@@ -637,7 +663,8 @@ iwl_parse_nvm_data(struct device *dev, const struct iwl_cfg *cfg,
data->sku_cap_11ac_enable = data->sku_cap_11n_enable &&
(sku & NVM_SKU_CAP_11AC_ENABLE);
- data->n_hw_addrs = iwl_get_n_hw_addrs(cfg, nvm_sw);
+ data->n_hw_addrs =
+ iwl_get_n_hw_addrs(cfg, nvm_sw, is_family_8000_a_step);
if (cfg->device_family != IWL_DEVICE_FAMILY_8000) {
/* Checking for required sections */
diff --git a/drivers/net/wireless/iwlwifi/iwl-nvm-parse.h b/drivers/net/wireless/iwlwifi/iwl-nvm-parse.h
index c950c14..18c3ff2 100644
--- a/drivers/net/wireless/iwlwifi/iwl-nvm-parse.h
+++ b/drivers/net/wireless/iwlwifi/iwl-nvm-parse.h
@@ -77,8 +77,9 @@ struct iwl_nvm_data *
iwl_parse_nvm_data(struct device *dev, const struct iwl_cfg *cfg,
const __le16 *nvm_hw, const __le16 *nvm_sw,
const __le16 *nvm_calib, const __le16 *regulatory,
- const __le16 *mac_override, u8 tx_chains, u8 rx_chains,
- bool lar_fw_supported);
+ const __le16 *mac_override, const __le16 *phy_sku,
+ u8 tx_chains, u8 rx_chains,
+ bool lar_fw_supported, bool is_family_8000_a_step);
/**
* iwl_parse_mcc_info - parse MCC (mobile country code) info coming from FW
diff --git a/drivers/net/wireless/iwlwifi/mvm/fw-api.h b/drivers/net/wireless/iwlwifi/mvm/fw-api.h
index c4b59ec..f514fae 100644
--- a/drivers/net/wireless/iwlwifi/mvm/fw-api.h
+++ b/drivers/net/wireless/iwlwifi/mvm/fw-api.h
@@ -366,7 +366,8 @@ enum {
NVM_SECTION_TYPE_CALIBRATION = 4,
NVM_SECTION_TYPE_PRODUCTION = 5,
NVM_SECTION_TYPE_MAC_OVERRIDE = 11,
- NVM_MAX_NUM_SECTIONS = 12,
+ NVM_SECTION_TYPE_PHY_SKU = 12,
+ NVM_MAX_NUM_SECTIONS = 13,
};
/**
diff --git a/drivers/net/wireless/iwlwifi/mvm/nvm.c b/drivers/net/wireless/iwlwifi/mvm/nvm.c
index 1c699c9..eb40c89 100644
--- a/drivers/net/wireless/iwlwifi/mvm/nvm.c
+++ b/drivers/net/wireless/iwlwifi/mvm/nvm.c
@@ -263,7 +263,8 @@ static struct iwl_nvm_data *
iwl_parse_nvm_sections(struct iwl_mvm *mvm)
{
struct iwl_nvm_section *sections = mvm->nvm_sections;
- const __le16 *hw, *sw, *calib, *regulatory, *mac_override;
+ const __le16 *hw, *sw, *calib, *regulatory, *mac_override, *phy_sku;
+ bool is_family_8000_a_step = false;
/* Checking for required sections */
if (mvm->trans->cfg->device_family != IWL_DEVICE_FAMILY_8000) {
@@ -287,6 +288,17 @@ iwl_parse_nvm_sections(struct iwl_mvm *mvm)
"Can't parse mac_address, empty sections\n");
return NULL;
}
+
+ if (CSR_HW_REV_STEP(mvm->trans->hw_rev) == SILICON_A_STEP)
+ is_family_8000_a_step = true;
+
+ /* PHY_SKU section is mandatory in B0 */
+ if (!is_family_8000_a_step &&
+ !mvm->nvm_sections[NVM_SECTION_TYPE_PHY_SKU].data) {
+ IWL_ERR(mvm,
+ "Can't parse phy_sku in B0, empty sections\n");
+ return NULL;
+ }
}
if (WARN_ON(!mvm->cfg))
@@ -298,13 +310,15 @@ iwl_parse_nvm_sections(struct iwl_mvm *mvm)
regulatory = (const __le16 *)sections[NVM_SECTION_TYPE_REGULATORY].data;
mac_override =
(const __le16 *)sections[NVM_SECTION_TYPE_MAC_OVERRIDE].data;
+ phy_sku = (const __le16 *)sections[NVM_SECTION_TYPE_PHY_SKU].data;
return iwl_parse_nvm_data(mvm->trans->dev, mvm->cfg, hw, sw, calib,
- regulatory, mac_override,
+ regulatory, mac_override, phy_sku,
mvm->fw->valid_tx_ant,
mvm->fw->valid_rx_ant,
mvm->fw->ucode_capa.capa[0] &
- IWL_UCODE_TLV_CAPA_LAR_SUPPORT);
+ IWL_UCODE_TLV_CAPA_LAR_SUPPORT,
+ is_family_8000_a_step);
}
#define MAX_NVM_FILE_LEN 16384
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