diff options
Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-nvm-parse.c')
-rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-nvm-parse.c | 99 |
1 files changed, 81 insertions, 18 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-nvm-parse.c b/drivers/net/wireless/iwlwifi/iwl-nvm-parse.c index 85eee79..018af29 100644 --- a/drivers/net/wireless/iwlwifi/iwl-nvm-parse.c +++ b/drivers/net/wireless/iwlwifi/iwl-nvm-parse.c @@ -63,6 +63,7 @@ #include <linux/slab.h> #include <linux/export.h> #include <linux/etherdevice.h> +#include <linux/pci.h> #include "iwl-drv.h" #include "iwl-modparams.h" #include "iwl-nvm-parse.h" @@ -87,8 +88,10 @@ enum wkp_nvm_offsets { enum family_8000_nvm_offsets { /* NVM HW-Section offset (in words) definitions */ - HW_ADDR0_FAMILY_8000 = 0x12, - HW_ADDR1_FAMILY_8000 = 0x16, + HW_ADDR0_WFPM_FAMILY_8000 = 0x12, + HW_ADDR1_WFPM_FAMILY_8000 = 0x16, + HW_ADDR0_PCIE_FAMILY_8000 = 0x8A, + HW_ADDR1_PCIE_FAMILY_8000 = 0x8E, MAC_ADDRESS_OVERRIDE_FAMILY_8000 = 1, /* NVM SW-Section offset (in words) definitions */ @@ -174,7 +177,9 @@ static struct ieee80211_rate iwl_cfg80211_rates[] = { * @NVM_CHANNEL_IBSS: usable as an IBSS channel * @NVM_CHANNEL_ACTIVE: active scanning allowed * @NVM_CHANNEL_RADAR: radar detection required - * @NVM_CHANNEL_DFS: dynamic freq selection candidate + * @NVM_CHANNEL_INDOOR_ONLY: only indoor use is allowed + * @NVM_CHANNEL_GO_CONCURRENT: GO operation is allowed when connected to BSS + * on same channel on 2.4 or same UNII band on 5.2 * @NVM_CHANNEL_WIDE: 20 MHz channel okay (?) * @NVM_CHANNEL_40MHZ: 40 MHz channel okay (?) * @NVM_CHANNEL_80MHZ: 80 MHz channel okay (?) @@ -185,7 +190,8 @@ enum iwl_nvm_channel_flags { NVM_CHANNEL_IBSS = BIT(1), NVM_CHANNEL_ACTIVE = BIT(3), NVM_CHANNEL_RADAR = BIT(4), - NVM_CHANNEL_DFS = BIT(7), + NVM_CHANNEL_INDOOR_ONLY = BIT(5), + NVM_CHANNEL_GO_CONCURRENT = BIT(6), NVM_CHANNEL_WIDE = BIT(8), NVM_CHANNEL_40MHZ = BIT(9), NVM_CHANNEL_80MHZ = BIT(10), @@ -273,6 +279,16 @@ static int iwl_init_channel_map(struct device *dev, const struct iwl_cfg *cfg, if (ch_flags & NVM_CHANNEL_RADAR) channel->flags |= IEEE80211_CHAN_RADAR; + if (ch_flags & NVM_CHANNEL_INDOOR_ONLY) + channel->flags |= IEEE80211_CHAN_INDOOR_ONLY; + + /* Set the GO concurrent flag only in case that NO_IR is set. + * Otherwise it is meaningless + */ + if ((ch_flags & NVM_CHANNEL_GO_CONCURRENT) && + (channel->flags & IEEE80211_CHAN_NO_IR)) + channel->flags |= IEEE80211_CHAN_GO_CONCURRENT; + /* Initialize regulatory-based run-time data */ /* @@ -282,7 +298,7 @@ static int iwl_init_channel_map(struct device *dev, const struct iwl_cfg *cfg, channel->max_power = DEFAULT_MAX_TX_POWER; is_5ghz = channel->band == IEEE80211_BAND_5GHZ; IWL_DEBUG_EEPROM(dev, - "Ch. %d [%sGHz] %s%s%s%s%s%s(0x%02x %ddBm): Ad-Hoc %ssupported\n", + "Ch. %d [%sGHz] %s%s%s%s%s%s%s(0x%02x %ddBm): Ad-Hoc %ssupported\n", channel->hw_value, is_5ghz ? "5.2" : "2.4", CHECK_AND_PRINT_I(VALID), @@ -290,7 +306,8 @@ static int iwl_init_channel_map(struct device *dev, const struct iwl_cfg *cfg, CHECK_AND_PRINT_I(ACTIVE), CHECK_AND_PRINT_I(RADAR), CHECK_AND_PRINT_I(WIDE), - CHECK_AND_PRINT_I(DFS), + CHECK_AND_PRINT_I(INDOOR_ONLY), + CHECK_AND_PRINT_I(GO_CONCURRENT), ch_flags, channel->max_power, ((ch_flags & NVM_CHANNEL_IBSS) && @@ -462,7 +479,8 @@ static void iwl_set_hw_address(const struct iwl_cfg *cfg, data->hw_addr[5] = hw_addr[4]; } -static void iwl_set_hw_address_family_8000(const struct iwl_cfg *cfg, +static void iwl_set_hw_address_family_8000(struct device *dev, + const struct iwl_cfg *cfg, struct iwl_nvm_data *data, const __le16 *mac_override, const __le16 *nvm_hw) @@ -481,20 +499,64 @@ static void iwl_set_hw_address_family_8000(const struct iwl_cfg *cfg, data->hw_addr[4] = hw_addr[5]; data->hw_addr[5] = hw_addr[4]; - if (is_valid_ether_addr(hw_addr)) + if (is_valid_ether_addr(data->hw_addr)) return; + + IWL_ERR_DEV(dev, + "mac address from nvm override section is not valid\n"); } - /* take the MAC address from the OTP */ - hw_addr = (const u8 *)(nvm_hw + HW_ADDR0_FAMILY_8000); - data->hw_addr[0] = hw_addr[3]; - data->hw_addr[1] = hw_addr[2]; - data->hw_addr[2] = hw_addr[1]; - data->hw_addr[3] = hw_addr[0]; + if (nvm_hw) { + /* read the MAC address from OTP */ + if (!dev_is_pci(dev) || (data->nvm_version < 0xE08)) { + /* read the mac address from the WFPM location */ + hw_addr = (const u8 *)(nvm_hw + + HW_ADDR0_WFPM_FAMILY_8000); + data->hw_addr[0] = hw_addr[3]; + data->hw_addr[1] = hw_addr[2]; + data->hw_addr[2] = hw_addr[1]; + data->hw_addr[3] = hw_addr[0]; + + hw_addr = (const u8 *)(nvm_hw + + HW_ADDR1_WFPM_FAMILY_8000); + data->hw_addr[4] = hw_addr[1]; + data->hw_addr[5] = hw_addr[0]; + } else if ((data->nvm_version >= 0xE08) && + (data->nvm_version < 0xE0B)) { + /* read "reverse order" from the PCIe location */ + hw_addr = (const u8 *)(nvm_hw + + HW_ADDR0_PCIE_FAMILY_8000); + data->hw_addr[5] = hw_addr[2]; + data->hw_addr[4] = hw_addr[1]; + data->hw_addr[3] = hw_addr[0]; + + hw_addr = (const u8 *)(nvm_hw + + HW_ADDR1_PCIE_FAMILY_8000); + data->hw_addr[2] = hw_addr[3]; + data->hw_addr[1] = hw_addr[2]; + data->hw_addr[0] = hw_addr[1]; + } else { + /* read from the PCIe location */ + hw_addr = (const u8 *)(nvm_hw + + HW_ADDR0_PCIE_FAMILY_8000); + data->hw_addr[5] = hw_addr[0]; + data->hw_addr[4] = hw_addr[1]; + data->hw_addr[3] = hw_addr[2]; + + hw_addr = (const u8 *)(nvm_hw + + HW_ADDR1_PCIE_FAMILY_8000); + data->hw_addr[2] = hw_addr[1]; + data->hw_addr[1] = hw_addr[2]; + data->hw_addr[0] = hw_addr[3]; + } + if (!is_valid_ether_addr(data->hw_addr)) + IWL_ERR_DEV(dev, + "mac address from hw section is not valid\n"); + + return; + } - hw_addr = (const u8 *)(nvm_hw + HW_ADDR1_FAMILY_8000); - data->hw_addr[4] = hw_addr[1]; - data->hw_addr[5] = hw_addr[0]; + IWL_ERR_DEV(dev, "mac address is not found\n"); } struct iwl_nvm_data * @@ -556,7 +618,8 @@ iwl_parse_nvm_data(struct device *dev, const struct iwl_cfg *cfg, rx_chains); } else { /* MAC address in family 8000 */ - iwl_set_hw_address_family_8000(cfg, data, mac_override, nvm_hw); + iwl_set_hw_address_family_8000(dev, cfg, data, mac_override, + nvm_hw); iwl_init_sbands(dev, cfg, data, regulatory, sku & NVM_SKU_CAP_11AC_ENABLE, tx_chains, |