summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorJohn W. Linville <linville@tuxdriver.com>2014-02-24 15:05:42 -0500
committerJohn W. Linville <linville@tuxdriver.com>2014-02-24 15:05:42 -0500
commit0971f7d991f051b4f146e61363ee855adc9b31c2 (patch)
treee825711effd11b63bccadaabb4df6d5be2698de3
parentdb18014f65f62879e70be55898be3fd68a3363a8 (diff)
parent82b715c211a53e80a1db83b9b71995a05fe32908 (diff)
Merge branch 'for-john' of git://git.kernel.org/pub/scm/linux/kernel/git/iwlwifi/iwlwifi-next
-rw-r--r--drivers/net/wireless/iwlwifi/dvm/agn.h4
-rw-r--r--drivers/net/wireless/iwlwifi/dvm/devices.c2
-rw-r--r--drivers/net/wireless/iwlwifi/dvm/mac80211.c2
-rw-r--r--drivers/net/wireless/iwlwifi/dvm/rx.c2
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-drv.c53
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-drv.h14
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-eeprom-parse.h5
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-fw-file.h17
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-fw.h24
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-modparams.h2
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-nvm-parse.c245
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-nvm-parse.h3
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-trans.h2
-rw-r--r--drivers/net/wireless/iwlwifi/mvm/debugfs-vif.c2
-rw-r--r--drivers/net/wireless/iwlwifi/mvm/debugfs.c118
-rw-r--r--drivers/net/wireless/iwlwifi/mvm/fw-api-rs.h3
-rw-r--r--drivers/net/wireless/iwlwifi/mvm/fw-api.h5
-rw-r--r--drivers/net/wireless/iwlwifi/mvm/fw.c14
-rw-r--r--drivers/net/wireless/iwlwifi/mvm/mac-ctxt.c2
-rw-r--r--drivers/net/wireless/iwlwifi/mvm/mac80211.c12
-rw-r--r--drivers/net/wireless/iwlwifi/mvm/mvm.h35
-rw-r--r--drivers/net/wireless/iwlwifi/mvm/nvm.c67
-rw-r--r--drivers/net/wireless/iwlwifi/mvm/ops.c2
-rw-r--r--drivers/net/wireless/iwlwifi/mvm/phy-ctxt.c4
-rw-r--r--drivers/net/wireless/iwlwifi/mvm/power.c48
-rw-r--r--drivers/net/wireless/iwlwifi/mvm/rs.c93
-rw-r--r--drivers/net/wireless/iwlwifi/mvm/rx.c21
-rw-r--r--drivers/net/wireless/iwlwifi/mvm/scan.c4
-rw-r--r--drivers/net/wireless/iwlwifi/mvm/time-event.c6
-rw-r--r--drivers/net/wireless/iwlwifi/mvm/tx.c4
-rw-r--r--drivers/net/wireless/iwlwifi/mvm/utils.c6
-rw-r--r--drivers/net/wireless/iwlwifi/pcie/internal.h2
-rw-r--r--drivers/net/wireless/iwlwifi/pcie/rx.c47
-rw-r--r--drivers/net/wireless/iwlwifi/pcie/tx.c68
34 files changed, 713 insertions, 225 deletions
diff --git a/drivers/net/wireless/iwlwifi/dvm/agn.h b/drivers/net/wireless/iwlwifi/dvm/agn.h
index 562772d85102..c160dad03037 100644
--- a/drivers/net/wireless/iwlwifi/dvm/agn.h
+++ b/drivers/net/wireless/iwlwifi/dvm/agn.h
@@ -109,7 +109,7 @@ extern const struct iwl_dvm_cfg iwl_dvm_6030_cfg;
struct iwl_ucode_capabilities;
-extern struct ieee80211_ops iwlagn_hw_ops;
+extern const struct ieee80211_ops iwlagn_hw_ops;
static inline void iwl_set_calib_hdr(struct iwl_calib_hdr *hdr, u8 cmd)
{
@@ -480,7 +480,7 @@ do { \
} while (0)
#endif /* CONFIG_IWLWIFI_DEBUG */
-extern const char *iwl_dvm_cmd_strings[REPLY_MAX];
+extern const char *const iwl_dvm_cmd_strings[REPLY_MAX];
static inline const char *iwl_dvm_get_cmd_string(u8 cmd)
{
diff --git a/drivers/net/wireless/iwlwifi/dvm/devices.c b/drivers/net/wireless/iwlwifi/dvm/devices.c
index 7b140e487deb..758c54eeb206 100644
--- a/drivers/net/wireless/iwlwifi/dvm/devices.c
+++ b/drivers/net/wireless/iwlwifi/dvm/devices.c
@@ -317,7 +317,7 @@ static const struct iwl_sensitivity_ranges iwl5000_sensitivity = {
.nrg_th_cca = 62,
};
-static struct iwl_sensitivity_ranges iwl5150_sensitivity = {
+static const struct iwl_sensitivity_ranges iwl5150_sensitivity = {
.min_nrg_cck = 95,
.auto_corr_min_ofdm = 90,
.auto_corr_min_ofdm_mrc = 170,
diff --git a/drivers/net/wireless/iwlwifi/dvm/mac80211.c b/drivers/net/wireless/iwlwifi/dvm/mac80211.c
index c24d1d3d55f6..f57608943ca6 100644
--- a/drivers/net/wireless/iwlwifi/dvm/mac80211.c
+++ b/drivers/net/wireless/iwlwifi/dvm/mac80211.c
@@ -1564,7 +1564,7 @@ static void iwlagn_mac_sta_notify(struct ieee80211_hw *hw,
IWL_DEBUG_MAC80211(priv, "leave\n");
}
-struct ieee80211_ops iwlagn_hw_ops = {
+const struct ieee80211_ops iwlagn_hw_ops = {
.tx = iwlagn_mac_tx,
.start = iwlagn_mac_start,
.stop = iwlagn_mac_stop,
diff --git a/drivers/net/wireless/iwlwifi/dvm/rx.c b/drivers/net/wireless/iwlwifi/dvm/rx.c
index 7a1bc1c547e1..cd8377346aff 100644
--- a/drivers/net/wireless/iwlwifi/dvm/rx.c
+++ b/drivers/net/wireless/iwlwifi/dvm/rx.c
@@ -39,7 +39,7 @@
#define IWL_CMD_ENTRY(x) [x] = #x
-const char *iwl_dvm_cmd_strings[REPLY_MAX] = {
+const char *const iwl_dvm_cmd_strings[REPLY_MAX] = {
IWL_CMD_ENTRY(REPLY_ALIVE),
IWL_CMD_ENTRY(REPLY_ERROR),
IWL_CMD_ENTRY(REPLY_ECHO),
diff --git a/drivers/net/wireless/iwlwifi/iwl-drv.c b/drivers/net/wireless/iwlwifi/iwl-drv.c
index b3bc30b4292b..847a0eded40a 100644
--- a/drivers/net/wireless/iwlwifi/iwl-drv.c
+++ b/drivers/net/wireless/iwlwifi/iwl-drv.c
@@ -404,6 +404,38 @@ static int iwl_set_default_calib(struct iwl_drv *drv, const u8 *data)
return 0;
}
+static int iwl_set_ucode_api_flags(struct iwl_drv *drv, const u8 *data,
+ struct iwl_ucode_capabilities *capa)
+{
+ const struct iwl_ucode_api *ucode_api = (void *)data;
+ u32 api_index = le32_to_cpu(ucode_api->api_index);
+
+ if (api_index >= IWL_API_ARRAY_SIZE) {
+ IWL_ERR(drv, "api_index larger than supported by driver\n");
+ return -EINVAL;
+ }
+
+ capa->api[api_index] = le32_to_cpu(ucode_api->api_flags);
+
+ return 0;
+}
+
+static int iwl_set_ucode_capabilities(struct iwl_drv *drv, const u8 *data,
+ struct iwl_ucode_capabilities *capa)
+{
+ const struct iwl_ucode_capa *ucode_capa = (void *)data;
+ u32 api_index = le32_to_cpu(ucode_capa->api_index);
+
+ if (api_index >= IWL_CAPABILITIES_ARRAY_SIZE) {
+ IWL_ERR(drv, "api_index larger than supported by driver\n");
+ return -EINVAL;
+ }
+
+ capa->capa[api_index] = le32_to_cpu(ucode_capa->api_capa);
+
+ return 0;
+}
+
static int iwl_parse_v1_v2_firmware(struct iwl_drv *drv,
const struct firmware *ucode_raw,
struct iwl_firmware_pieces *pieces)
@@ -638,6 +670,18 @@ static int iwl_parse_tlv_firmware(struct iwl_drv *drv,
*/
capa->flags = le32_to_cpup((__le32 *)tlv_data);
break;
+ case IWL_UCODE_TLV_API_CHANGES_SET:
+ if (tlv_len != sizeof(struct iwl_ucode_api))
+ goto invalid_tlv_len;
+ if (iwl_set_ucode_api_flags(drv, tlv_data, capa))
+ goto tlv_error;
+ break;
+ case IWL_UCODE_TLV_ENABLED_CAPABILITIES:
+ if (tlv_len != sizeof(struct iwl_ucode_capa))
+ goto invalid_tlv_len;
+ if (iwl_set_ucode_capabilities(drv, tlv_data, capa))
+ goto tlv_error;
+ break;
case IWL_UCODE_TLV_INIT_EVTLOG_PTR:
if (tlv_len != sizeof(u32))
goto invalid_tlv_len;
@@ -728,6 +772,12 @@ static int iwl_parse_tlv_firmware(struct iwl_drv *drv,
if (tlv_len != sizeof(u32))
goto invalid_tlv_len;
drv->fw.phy_config = le32_to_cpup((__le32 *)tlv_data);
+ drv->fw.valid_tx_ant = (drv->fw.phy_config &
+ FW_PHY_CFG_TX_CHAIN) >>
+ FW_PHY_CFG_TX_CHAIN_POS;
+ drv->fw.valid_rx_ant = (drv->fw.phy_config &
+ FW_PHY_CFG_RX_CHAIN) >>
+ FW_PHY_CFG_RX_CHAIN_POS;
break;
case IWL_UCODE_TLV_SECURE_SEC_RT:
iwl_store_ucode_sec(pieces, tlv_data, IWL_UCODE_REGULAR,
@@ -1301,8 +1351,7 @@ MODULE_PARM_DESC(antenna_coupling,
module_param_named(wd_disable, iwlwifi_mod_params.wd_disable, int, S_IRUGO);
MODULE_PARM_DESC(wd_disable,
- "Disable stuck queue watchdog timer 0=system default, "
- "1=disable, 2=enable (default: 0)");
+ "Disable stuck queue watchdog timer 0=system default, 1=disable (default: 1)");
module_param_named(nvm_file, iwlwifi_mod_params.nvm_file, charp, S_IRUGO);
MODULE_PARM_DESC(nvm_file, "NVM file name");
diff --git a/drivers/net/wireless/iwlwifi/iwl-drv.h b/drivers/net/wireless/iwlwifi/iwl-drv.h
index 592c01e11013..3c72cb710b0c 100644
--- a/drivers/net/wireless/iwlwifi/iwl-drv.h
+++ b/drivers/net/wireless/iwlwifi/iwl-drv.h
@@ -70,6 +70,20 @@
#define DRV_COPYRIGHT "Copyright(c) 2003- 2014 Intel Corporation"
#define DRV_AUTHOR "<ilw@linux.intel.com>"
+/* radio config bits (actual values from NVM definition) */
+#define NVM_RF_CFG_DASH_MSK(x) (x & 0x3) /* bits 0-1 */
+#define NVM_RF_CFG_STEP_MSK(x) ((x >> 2) & 0x3) /* bits 2-3 */
+#define NVM_RF_CFG_TYPE_MSK(x) ((x >> 4) & 0x3) /* bits 4-5 */
+#define NVM_RF_CFG_PNUM_MSK(x) ((x >> 6) & 0x3) /* bits 6-7 */
+#define NVM_RF_CFG_TX_ANT_MSK(x) ((x >> 8) & 0xF) /* bits 8-11 */
+#define NVM_RF_CFG_RX_ANT_MSK(x) ((x >> 12) & 0xF) /* bits 12-15 */
+
+#define NVM_RF_CFG_FLAVOR_MSK_FAMILY_8000(x) (x & 0xF)
+#define NVM_RF_CFG_DASH_MSK_FAMILY_8000(x) ((x >> 4) & 0xF)
+#define NVM_RF_CFG_STEP_MSK_FAMILY_8000(x) ((x >> 8) & 0xF)
+#define NVM_RF_CFG_TYPE_MSK_FAMILY_8000(x) ((x >> 12) & 0xFFF)
+#define NVM_RF_CFG_TX_ANT_MSK_FAMILY_8000(x) ((x >> 24) & 0xF)
+#define NVM_RF_CFG_RX_ANT_MSK_FAMILY_8000(x) ((x >> 28) & 0xF)
/**
* DOC: Driver system flows - drv component
diff --git a/drivers/net/wireless/iwlwifi/iwl-eeprom-parse.h b/drivers/net/wireless/iwlwifi/iwl-eeprom-parse.h
index e3c7deafabe6..f0548b8a64b0 100644
--- a/drivers/net/wireless/iwlwifi/iwl-eeprom-parse.h
+++ b/drivers/net/wireless/iwlwifi/iwl-eeprom-parse.h
@@ -81,16 +81,17 @@ struct iwl_nvm_data {
bool sku_cap_band_24GHz_enable;
bool sku_cap_band_52GHz_enable;
bool sku_cap_11n_enable;
+ bool sku_cap_11ac_enable;
bool sku_cap_amt_enable;
bool sku_cap_ipan_enable;
- u8 radio_cfg_type;
+ u16 radio_cfg_type;
u8 radio_cfg_step;
u8 radio_cfg_dash;
u8 radio_cfg_pnum;
u8 valid_tx_ant, valid_rx_ant;
- u16 nvm_version;
+ u32 nvm_version;
s8 max_tx_pwr_half_dbm;
struct ieee80211_supported_band bands[IEEE80211_NUM_BANDS];
diff --git a/drivers/net/wireless/iwlwifi/iwl-fw-file.h b/drivers/net/wireless/iwlwifi/iwl-fw-file.h
index 88e2d6eb569f..b45e576a4b57 100644
--- a/drivers/net/wireless/iwlwifi/iwl-fw-file.h
+++ b/drivers/net/wireless/iwlwifi/iwl-fw-file.h
@@ -126,6 +126,8 @@ enum iwl_ucode_tlv_type {
IWL_UCODE_TLV_SECURE_SEC_WOWLAN = 26,
IWL_UCODE_TLV_NUM_OF_CPU = 27,
IWL_UCODE_TLV_CSCHEME = 28,
+ IWL_UCODE_TLV_API_CHANGES_SET = 29,
+ IWL_UCODE_TLV_ENABLED_CAPABILITIES = 30,
};
struct iwl_ucode_tlv {
@@ -158,4 +160,19 @@ struct iwl_tlv_ucode_header {
u8 data[0];
};
+/*
+ * ucode TLVs
+ *
+ * ability to get extension for: flags & capabilities from ucode binaries files
+ */
+struct iwl_ucode_api {
+ __le32 api_index;
+ __le32 api_flags;
+} __packed;
+
+struct iwl_ucode_capa {
+ __le32 api_index;
+ __le32 api_capa;
+} __packed;
+
#endif /* __iwl_fw_file_h__ */
diff --git a/drivers/net/wireless/iwlwifi/iwl-fw.h b/drivers/net/wireless/iwlwifi/iwl-fw.h
index f80ba586c253..f04ff871dc6d 100644
--- a/drivers/net/wireless/iwlwifi/iwl-fw.h
+++ b/drivers/net/wireless/iwlwifi/iwl-fw.h
@@ -92,8 +92,8 @@
* @IWL_UCODE_TLV_FLAGS_STA_KEY_CMD: new ADD_STA and ADD_STA_KEY command API
* @IWL_UCODE_TLV_FLAGS_DEVICE_PS_CMD: support device wide power command
* containing CAM (Continuous Active Mode) indication.
- * @IWL_UCODE_TLV_FLAGS_P2P_PS: P2P client power save is supported (only on a
- * single bound interface).
+ * @IWL_UCODE_TLV_FLAGS_P2P_BSS_PS_DCM: support power save on BSS station and
+ * P2P client interfaces simultaneously if they are in different bindings.
* @IWL_UCODE_TLV_FLAGS_P2P_PS_UAPSD: P2P client supports uAPSD power save
* @IWL_UCODE_TLV_FLAGS_BCAST_FILTERING: uCode supports broadcast filtering.
* @IWL_UCODE_TLV_FLAGS_GO_UAPSD: AP/GO interfaces support uAPSD clients
@@ -118,7 +118,7 @@ enum iwl_ucode_tlv_flag {
IWL_UCODE_TLV_FLAGS_SCHED_SCAN = BIT(17),
IWL_UCODE_TLV_FLAGS_STA_KEY_CMD = BIT(19),
IWL_UCODE_TLV_FLAGS_DEVICE_PS_CMD = BIT(20),
- IWL_UCODE_TLV_FLAGS_P2P_PS = BIT(21),
+ IWL_UCODE_TLV_FLAGS_BSS_P2P_PS_DCM = BIT(22),
IWL_UCODE_TLV_FLAGS_UAPSD_SUPPORT = BIT(24),
IWL_UCODE_TLV_FLAGS_P2P_PS_UAPSD = BIT(26),
IWL_UCODE_TLV_FLAGS_BCAST_FILTERING = BIT(29),
@@ -165,11 +165,15 @@ enum iwl_ucode_sec {
* just an offset to the HW address.
*/
#define IWL_UCODE_SECTION_MAX 12
+#define IWL_API_ARRAY_SIZE 1
+#define IWL_CAPABILITIES_ARRAY_SIZE 1
struct iwl_ucode_capabilities {
u32 max_probe_length;
u32 standard_phy_calibration_size;
u32 flags;
+ u32 api[IWL_API_ARRAY_SIZE];
+ u32 capa[IWL_CAPABILITIES_ARRAY_SIZE];
};
/* one for each uCode image (inst/data, init/runtime/wowlan) */
@@ -288,22 +292,12 @@ struct iwl_fw {
struct iwl_tlv_calib_ctrl default_calib[IWL_UCODE_TYPE_MAX];
u32 phy_config;
+ u8 valid_tx_ant;
+ u8 valid_rx_ant;
bool mvm_fw;
struct ieee80211_cipher_scheme cs[IWL_UCODE_MAX_CS];
};
-static inline u8 iwl_fw_valid_tx_ant(const struct iwl_fw *fw)
-{
- return (fw->phy_config & FW_PHY_CFG_TX_CHAIN) >>
- FW_PHY_CFG_TX_CHAIN_POS;
-}
-
-static inline u8 iwl_fw_valid_rx_ant(const struct iwl_fw *fw)
-{
- return (fw->phy_config & FW_PHY_CFG_RX_CHAIN) >>
- FW_PHY_CFG_RX_CHAIN_POS;
-}
-
#endif /* __iwl_fw_h__ */
diff --git a/drivers/net/wireless/iwlwifi/iwl-modparams.h b/drivers/net/wireless/iwlwifi/iwl-modparams.h
index 0a84ade7edac..1d100f24804c 100644
--- a/drivers/net/wireless/iwlwifi/iwl-modparams.h
+++ b/drivers/net/wireless/iwlwifi/iwl-modparams.h
@@ -93,7 +93,7 @@ enum iwl_power_level {
* use IWL_DISABLE_HT_* constants
* @amsdu_size_8K: enable 8K amsdu size, default = 0
* @restart_fw: restart firmware, default = 1
- * @wd_disable: enable stuck queue check, default = 0
+ * @wd_disable: disable stuck queue check, default = 1
* @bt_coex_active: enable bt coex, default = true
* @led_mode: system default, default = 0
* @power_save: disable power save, default = false
diff --git a/drivers/net/wireless/iwlwifi/iwl-nvm-parse.c b/drivers/net/wireless/iwlwifi/iwl-nvm-parse.c
index 53b9cad50477..2f962ec0b750 100644
--- a/drivers/net/wireless/iwlwifi/iwl-nvm-parse.c
+++ b/drivers/net/wireless/iwlwifi/iwl-nvm-parse.c
@@ -71,7 +71,7 @@ enum wkp_nvm_offsets {
/* NVM HW-Section offset (in words) definitions */
HW_ADDR = 0x15,
-/* NVM SW-Section offset (in words) definitions */
+ /* NVM SW-Section offset (in words) definitions */
NVM_SW_SECTION = 0x1C0,
NVM_VERSION = 0,
RADIO_CFG = 1,
@@ -79,11 +79,32 @@ enum wkp_nvm_offsets {
N_HW_ADDRS = 3,
NVM_CHANNELS = 0x1E0 - NVM_SW_SECTION,
-/* NVM calibration section offset (in words) definitions */
+ /* NVM calibration section offset (in words) definitions */
NVM_CALIB_SECTION = 0x2B8,
XTAL_CALIB = 0x316 - NVM_CALIB_SECTION
};
+enum family_8000_nvm_offsets {
+ /* NVM HW-Section offset (in words) definitions */
+ HW_ADDR0_FAMILY_8000 = 0x12,
+ HW_ADDR1_FAMILY_8000 = 0x16,
+ MAC_ADDRESS_OVERRIDE_FAMILY_8000 = 1,
+
+ /* NVM SW-Section offset (in words) definitions */
+ NVM_SW_SECTION_FAMILY_8000 = 0x1C0,
+ NVM_VERSION_FAMILY_8000 = 0,
+ RADIO_CFG_FAMILY_8000 = 2,
+ SKU_FAMILY_8000 = 4,
+ N_HW_ADDRS_FAMILY_8000 = 5,
+
+ /* NVM REGULATORY -Section offset (in words) definitions */
+ NVM_CHANNELS_FAMILY_8000 = 0,
+
+ /* NVM calibration section offset (in words) definitions */
+ NVM_CALIB_SECTION_FAMILY_8000 = 0x2B8,
+ XTAL_CALIB_FAMILY_8000 = 0x316 - NVM_CALIB_SECTION_FAMILY_8000
+};
+
/* SKU Capabilities (actual values from NVM definition) */
enum nvm_sku_bits {
NVM_SKU_CAP_BAND_24GHZ = BIT(0),
@@ -92,14 +113,6 @@ enum nvm_sku_bits {
NVM_SKU_CAP_11AC_ENABLE = BIT(3),
};
-/* radio config bits (actual values from NVM definition) */
-#define NVM_RF_CFG_DASH_MSK(x) (x & 0x3) /* bits 0-1 */
-#define NVM_RF_CFG_STEP_MSK(x) ((x >> 2) & 0x3) /* bits 2-3 */
-#define NVM_RF_CFG_TYPE_MSK(x) ((x >> 4) & 0x3) /* bits 4-5 */
-#define NVM_RF_CFG_PNUM_MSK(x) ((x >> 6) & 0x3) /* bits 6-7 */
-#define NVM_RF_CFG_TX_ANT_MSK(x) ((x >> 8) & 0xF) /* bits 8-11 */
-#define NVM_RF_CFG_RX_ANT_MSK(x) ((x >> 12) & 0xF) /* bits 12-15 */
-
/*
* These are the channel numbers in the order that they are stored in the NVM
*/
@@ -112,7 +125,17 @@ static const u8 iwl_nvm_channels[] = {
149, 153, 157, 161, 165
};
+static const u8 iwl_nvm_channels_family_8000[] = {
+ /* 2.4 GHz */
+ 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13,
+ /* 5 GHz */
+ 36, 40, 44, 48, 52, 56, 60, 64, 68, 72, 76, 80, 84, 88, 92,
+ 96, 100, 104, 108, 112, 116, 120, 124, 128, 132, 136, 140, 144,
+ 149, 153, 157, 161, 165, 169, 173, 177, 181
+};
+
#define IWL_NUM_CHANNELS ARRAY_SIZE(iwl_nvm_channels)
+#define IWL_NUM_CHANNELS_FAMILY_8000 ARRAY_SIZE(iwl_nvm_channels_family_8000)
#define NUM_2GHZ_CHANNELS 14
#define FIRST_2GHZ_HT_MINUS 5
#define LAST_2GHZ_HT_PLUS 9
@@ -179,8 +202,18 @@ static int iwl_init_channel_map(struct device *dev, const struct iwl_cfg *cfg,
struct ieee80211_channel *channel;
u16 ch_flags;
bool is_5ghz;
+ int num_of_ch;
+ const u8 *nvm_chan;
+
+ if (cfg->device_family != IWL_DEVICE_FAMILY_8000) {
+ num_of_ch = IWL_NUM_CHANNELS;
+ nvm_chan = &iwl_nvm_channels[0];
+ } else {
+ num_of_ch = IWL_NUM_CHANNELS_FAMILY_8000;
+ nvm_chan = &iwl_nvm_channels_family_8000[0];
+ }
- for (ch_idx = 0; ch_idx < IWL_NUM_CHANNELS; ch_idx++) {
+ for (ch_idx = 0; ch_idx < num_of_ch; ch_idx++) {
ch_flags = __le16_to_cpup(nvm_ch_flags + ch_idx);
if (ch_idx >= NUM_2GHZ_CHANNELS &&
@@ -190,7 +223,7 @@ static int iwl_init_channel_map(struct device *dev, const struct iwl_cfg *cfg,
if (!(ch_flags & NVM_CHANNEL_VALID)) {
IWL_DEBUG_EEPROM(dev,
"Ch. %d Flags %x [%sGHz] - No traffic\n",
- iwl_nvm_channels[ch_idx],
+ nvm_chan[ch_idx],
ch_flags,
(ch_idx >= NUM_2GHZ_CHANNELS) ?
"5.2" : "2.4");
@@ -200,7 +233,7 @@ static int iwl_init_channel_map(struct device *dev, const struct iwl_cfg *cfg,
channel = &data->channels[n_channels];
n_channels++;
- channel->hw_value = iwl_nvm_channels[ch_idx];
+ channel->hw_value = nvm_chan[ch_idx];
channel->band = (ch_idx < NUM_2GHZ_CHANNELS) ?
IEEE80211_BAND_2GHZ : IEEE80211_BAND_5GHZ;
channel->center_freq =
@@ -211,11 +244,11 @@ static int iwl_init_channel_map(struct device *dev, const struct iwl_cfg *cfg,
channel->flags = IEEE80211_CHAN_NO_HT40;
if (ch_idx < NUM_2GHZ_CHANNELS &&
(ch_flags & NVM_CHANNEL_40MHZ)) {
- if (iwl_nvm_channels[ch_idx] <= LAST_2GHZ_HT_PLUS)
+ if (nvm_chan[ch_idx] <= LAST_2GHZ_HT_PLUS)
channel->flags &= ~IEEE80211_CHAN_NO_HT40PLUS;
- if (iwl_nvm_channels[ch_idx] >= FIRST_2GHZ_HT_MINUS)
+ if (nvm_chan[ch_idx] >= FIRST_2GHZ_HT_MINUS)
channel->flags &= ~IEEE80211_CHAN_NO_HT40MINUS;
- } else if (iwl_nvm_channels[ch_idx] <= LAST_5GHZ_HT &&
+ } else if (nvm_chan[ch_idx] <= LAST_5GHZ_HT &&
(ch_flags & NVM_CHANNEL_40MHZ)) {
if ((ch_idx - NUM_2GHZ_CHANNELS) % 2 == 0)
channel->flags &= ~IEEE80211_CHAN_NO_HT40PLUS;
@@ -307,14 +340,23 @@ static void iwl_init_vht_hw_capab(const struct iwl_cfg *cfg,
}
static void iwl_init_sbands(struct device *dev, const struct iwl_cfg *cfg,
- struct iwl_nvm_data *data, const __le16 *nvm_sw,
- bool enable_vht, u8 tx_chains, u8 rx_chains)
+ struct iwl_nvm_data *data,
+ const __le16 *ch_section, bool enable_vht,
+ u8 tx_chains, u8 rx_chains)
{
- int n_channels = iwl_init_channel_map(dev, cfg, data,
- &nvm_sw[NVM_CHANNELS]);
+ int n_channels;
int n_used = 0;
struct ieee80211_supported_band *sband;
+ if (cfg->device_family != IWL_DEVICE_FAMILY_8000)
+ n_channels = iwl_init_channel_map(
+ dev, cfg, data,
+ &ch_section[NVM_CHANNELS]);
+ else
+ n_channels = iwl_init_channel_map(
+ dev, cfg, data,
+ &ch_section[NVM_CHANNELS_FAMILY_8000]);
+
sband = &data->bands[IEEE80211_BAND_2GHZ];
sband->band = IEEE80211_BAND_2GHZ;
sband->bitrates = &iwl_cfg80211_rates[RATES_24_OFFS];
@@ -340,67 +382,150 @@ static void iwl_init_sbands(struct device *dev, const struct iwl_cfg *cfg,
n_used, n_channels);
}
+static int iwl_get_sku(const struct iwl_cfg *cfg,
+ const __le16 *nvm_sw)
+{
+ if (cfg->device_family != IWL_DEVICE_FAMILY_8000)
+ return le16_to_cpup(nvm_sw + SKU);
+ else
+ return le32_to_cpup((__le32 *)(nvm_sw + SKU_FAMILY_8000));
+}
+
+static int iwl_get_nvm_version(const struct iwl_cfg *cfg,
+ const __le16 *nvm_sw)
+{
+ if (cfg->device_family != IWL_DEVICE_FAMILY_8000)
+ return le16_to_cpup(nvm_sw + NVM_VERSION);
+ else
+ return le32_to_cpup((__le32 *)(nvm_sw +
+ NVM_VERSION_FAMILY_8000));
+}
+
+static int iwl_get_radio_cfg(const struct iwl_cfg *cfg,
+ const __le16 *nvm_sw)
+{
+ if (cfg->device_family != IWL_DEVICE_FAMILY_8000)
+ return le16_to_cpup(nvm_sw + RADIO_CFG);
+ 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)
+{
+ if (cfg->device_family != IWL_DEVICE_FAMILY_8000)
+ return le16_to_cpup(nvm_sw + N_HW_ADDRS);
+ else
+ return le32_to_cpup((__le32 *)(nvm_sw + N_HW_ADDRS_FAMILY_8000))
+ & N_HW_ADDRS_MASK_FAMILY_8000;
+}
+
+static void iwl_set_radio_cfg(const struct iwl_cfg *cfg,
+ struct iwl_nvm_data *data,
+ u32 radio_cfg)
+{
+ if (cfg->device_family != IWL_DEVICE_FAMILY_8000) {
+ data->radio_cfg_type = NVM_RF_CFG_TYPE_MSK(radio_cfg);
+ data->radio_cfg_step = NVM_RF_CFG_STEP_MSK(radio_cfg);
+ data->radio_cfg_dash = NVM_RF_CFG_DASH_MSK(radio_cfg);
+ data->radio_cfg_pnum = NVM_RF_CFG_PNUM_MSK(radio_cfg);
+ return;
+ }
+
+ /* set the radio configuration for family 8000 */
+ data->radio_cfg_type = NVM_RF_CFG_TYPE_MSK_FAMILY_8000(radio_cfg);
+ data->radio_cfg_step = NVM_RF_CFG_STEP_MSK_FAMILY_8000(radio_cfg);
+ data->radio_cfg_dash = NVM_RF_CFG_DASH_MSK_FAMILY_8000(radio_cfg);
+ data->radio_cfg_pnum = NVM_RF_CFG_FLAVOR_MSK_FAMILY_8000(radio_cfg);
+}
+
+static void iwl_set_hw_address(const struct iwl_cfg *cfg,
+ struct iwl_nvm_data *data,
+ const __le16 *nvm_sec)
+{
+ u8 hw_addr[ETH_ALEN];
+
+ if (cfg->device_family != IWL_DEVICE_FAMILY_8000)
+ memcpy(hw_addr, nvm_sec + HW_ADDR, ETH_ALEN);
+ else
+ memcpy(hw_addr, nvm_sec + MAC_ADDRESS_OVERRIDE_FAMILY_8000,
+ ETH_ALEN);
+
+ /* The byte order is little endian 16 bit, meaning 214365 */
+ data->hw_addr[0] = hw_addr[1];
+ data->hw_addr[1] = hw_addr[0];
+ data->hw_addr[2] = hw_addr[3];
+ data->hw_addr[3] = hw_addr[2];
+ data->hw_addr[4] = hw_addr[5];
+ data->hw_addr[5] = hw_addr[4];
+}
+
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, u8 tx_chains, u8 rx_chains)
+ const __le16 *nvm_calib, const __le16 *regulatory,
+ const __le16 *mac_override, u8 tx_chains, u8 rx_chains)
{
struct iwl_nvm_data *data;
- u8 hw_addr[ETH_ALEN];
- u16 radio_cfg, sku;
-
- data = kzalloc(sizeof(*data) +
- sizeof(struct ieee80211_channel) * IWL_NUM_CHANNELS,
- GFP_KERNEL);
+ u32 sku;
+ u32 radio_cfg;
+
+ if (cfg->device_family != IWL_DEVICE_FAMILY_8000)
+ data = kzalloc(sizeof(*data) +
+ sizeof(struct ieee80211_channel) *
+ IWL_NUM_CHANNELS,
+ GFP_KERNEL);
+ else
+ data = kzalloc(sizeof(*data) +
+ sizeof(struct ieee80211_channel) *
+ IWL_NUM_CHANNELS_FAMILY_8000,
+ GFP_KERNEL);
if (!data)
return NULL;
- data->nvm_version = le16_to_cpup(nvm_sw + NVM_VERSION);
+ data->nvm_version = iwl_get_nvm_version(cfg, nvm_sw);
- radio_cfg = le16_to_cpup(nvm_sw + RADIO_CFG);
- data->radio_cfg_type = NVM_RF_CFG_TYPE_MSK(radio_cfg);
- data->radio_cfg_step = NVM_RF_CFG_STEP_MSK(radio_cfg);
- data->radio_cfg_dash = NVM_RF_CFG_DASH_MSK(radio_cfg);
- data->radio_cfg_pnum = NVM_RF_CFG_PNUM_MSK(radio_cfg);
- data->valid_tx_ant = NVM_RF_CFG_TX_ANT_MSK(radio_cfg);
- data->valid_rx_ant = NVM_RF_CFG_RX_ANT_MSK(radio_cfg);
+ radio_cfg = iwl_get_radio_cfg(cfg, nvm_sw);
+ iwl_set_radio_cfg(cfg, data, radio_cfg);
- sku = le16_to_cpup(nvm_sw + SKU);
+ sku = iwl_get_sku(cfg, nvm_sw);
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;
+ data->sku_cap_11ac_enable = sku & NVM_SKU_CAP_11AC_ENABLE;
if (iwlwifi_mod_params.disable_11n & IWL_DISABLE_HT_ALL)
data->sku_cap_11n_enable = false;
- /* check overrides (some devices have wrong NVM) */
- if (cfg->valid_tx_ant)
- data->valid_tx_ant = cfg->valid_tx_ant;
- if (cfg->valid_rx_ant)
- data->valid_rx_ant = cfg->valid_rx_ant;
+ data->n_hw_addrs = iwl_get_n_hw_addrs(cfg, nvm_sw);
- if (!data->valid_tx_ant || !data->valid_rx_ant) {
- IWL_ERR_DEV(dev, "invalid antennas (0x%x, 0x%x)\n",
- data->valid_tx_ant, data->valid_rx_ant);
- kfree(data);
- return NULL;
+ if (cfg->device_family != IWL_DEVICE_FAMILY_8000) {
+ /* Checking for required sections */
+ if (!nvm_calib) {
+ IWL_ERR_DEV(dev,
+ "Can't parse empty Calib NVM sections\n");
+ kfree(data);
+ return NULL;
+ }
+ /* in family 8000 Xtal calibration values moved to OTP */
+ data->xtal_calib[0] = *(nvm_calib + XTAL_CALIB);
+ data->xtal_calib[1] = *(nvm_calib + XTAL_CALIB + 1);
}
- data->n_hw_addrs = le16_to_cpup(nvm_sw + N_HW_ADDRS);
+ if (cfg->device_family != IWL_DEVICE_FAMILY_8000) {
+ iwl_set_hw_address(cfg, data, nvm_hw);
- data->xtal_calib[0] = *(nvm_calib + XTAL_CALIB);
- data->xtal_calib[1] = *(nvm_calib + XTAL_CALIB + 1);
+ iwl_init_sbands(dev, cfg, data, nvm_sw,
+ sku & NVM_SKU_CAP_11AC_ENABLE, tx_chains,
+ rx_chains);
+ } else {
+ /* MAC address in family 8000 */
+ iwl_set_hw_address(cfg, data, mac_override);
- /* The byte order is little endian 16 bit, meaning 214365 */
- memcpy(hw_addr, nvm_hw + HW_ADDR, ETH_ALEN);
- data->hw_addr[0] = hw_addr[1];
- data->hw_addr[1] = hw_addr[0];
- data->hw_addr[2] = hw_addr[3];
- data->hw_addr[3] = hw_addr[2];
- data->hw_addr[4] = hw_addr[5];
- data->hw_addr[5] = hw_addr[4];
-
- iwl_init_sbands(dev, cfg, data, nvm_sw, sku & NVM_SKU_CAP_11AC_ENABLE,
- tx_chains, rx_chains);
+ iwl_init_sbands(dev, cfg, data, regulatory,
+ sku & NVM_SKU_CAP_11AC_ENABLE, tx_chains,
+ rx_chains);
+ }
data->calib_version = 255;
diff --git a/drivers/net/wireless/iwlwifi/iwl-nvm-parse.h b/drivers/net/wireless/iwlwifi/iwl-nvm-parse.h
index 0c4399aba8c6..c9c45a39d212 100644
--- a/drivers/net/wireless/iwlwifi/iwl-nvm-parse.h
+++ b/drivers/net/wireless/iwlwifi/iwl-nvm-parse.h
@@ -75,6 +75,7 @@
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, u8 tx_chains, u8 rx_chains);
+ const __le16 *nvm_calib, const __le16 *regulatory,
+ const __le16 *mac_override, u8 tx_chains, u8 rx_chains);
#endif /* __iwl_nvm_parse_h__ */
diff --git a/drivers/net/wireless/iwlwifi/iwl-trans.h b/drivers/net/wireless/iwlwifi/iwl-trans.h
index 7b19274b550f..8cdb0dd618a6 100644
--- a/drivers/net/wireless/iwlwifi/iwl-trans.h
+++ b/drivers/net/wireless/iwlwifi/iwl-trans.h
@@ -393,7 +393,7 @@ struct iwl_trans_config {
bool rx_buf_size_8k;
bool bc_table_dword;
unsigned int queue_watchdog_timeout;
- const char **command_names;
+ const char *const *command_names;
};
struct iwl_trans;
diff --git a/drivers/net/wireless/iwlwifi/mvm/debugfs-vif.c b/drivers/net/wireless/iwlwifi/mvm/debugfs-vif.c
index 29b4396018b1..f64e972191eb 100644
--- a/drivers/net/wireless/iwlwifi/mvm/debugfs-vif.c
+++ b/drivers/net/wireless/iwlwifi/mvm/debugfs-vif.c
@@ -591,7 +591,7 @@ void iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
iwlmvm_mod_params.power_scheme != IWL_POWER_SCHEME_CAM &&
((vif->type == NL80211_IFTYPE_STATION && !vif->p2p) ||
(vif->type == NL80211_IFTYPE_STATION && vif->p2p &&
- mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_P2P_PS)))
+ mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_BSS_P2P_PS_DCM)))
MVM_DEBUGFS_ADD_FILE_VIF(pm_params, mvmvif->dbgfs_dir, S_IWUSR |
S_IRUSR);
diff --git a/drivers/net/wireless/iwlwifi/mvm/debugfs.c b/drivers/net/wireless/iwlwifi/mvm/debugfs.c
index 6853e5efe522..e0ff43ed2482 100644
--- a/drivers/net/wireless/iwlwifi/mvm/debugfs.c
+++ b/drivers/net/wireless/iwlwifi/mvm/debugfs.c
@@ -531,6 +531,76 @@ static ssize_t iwl_dbgfs_fw_rx_stats_read(struct file *file,
}
#undef PRINT_STAT_LE32
+static ssize_t iwl_dbgfs_frame_stats_read(struct iwl_mvm *mvm,
+ char __user *user_buf, size_t count,
+ loff_t *ppos,
+ struct iwl_mvm_frame_stats *stats)
+{
+ char *buff;
+ int pos = 0, idx, i;
+ int ret;
+ size_t bufsz = 1024;
+
+ buff = kmalloc(bufsz, GFP_KERNEL);
+ if (!buff)
+ return -ENOMEM;
+
+ spin_lock_bh(&mvm->drv_stats_lock);
+ pos += scnprintf(buff + pos, bufsz - pos,
+ "Legacy/HT/VHT\t:\t%d/%d/%d\n",
+ stats->legacy_frames,
+ stats->ht_frames,
+ stats->vht_frames);
+ pos += scnprintf(buff + pos, bufsz - pos, "20/40/80\t:\t%d/%d/%d\n",
+ stats->bw_20_frames,
+ stats->bw_40_frames,
+ stats->bw_80_frames);
+ pos += scnprintf(buff + pos, bufsz - pos, "NGI/SGI\t\t:\t%d/%d\n",
+ stats->ngi_frames,
+ stats->sgi_frames);
+ pos += scnprintf(buff + pos, bufsz - pos, "SISO/MIMO2\t:\t%d/%d\n",
+ stats->siso_frames,
+ stats->mimo2_frames);
+ pos += scnprintf(buff + pos, bufsz - pos, "FAIL/SCSS\t:\t%d/%d\n",
+ stats->fail_frames,
+ stats->success_frames);
+ pos += scnprintf(buff + pos, bufsz - pos, "MPDUs agg\t:\t%d\n",
+ stats->agg_frames);
+ pos += scnprintf(buff + pos, bufsz - pos, "A-MPDUs\t\t:\t%d\n",
+ stats->ampdu_count);
+ pos += scnprintf(buff + pos, bufsz - pos, "Avg MPDUs/A-MPDU:\t%d\n",
+ stats->ampdu_count > 0 ?
+ (stats->agg_frames / stats->ampdu_count) : 0);
+
+ pos += scnprintf(buff + pos, bufsz - pos, "Last Rates\n");
+
+ idx = stats->last_frame_idx - 1;
+ for (i = 0; i < ARRAY_SIZE(stats->last_rates); i++) {
+ idx = (idx + 1) % ARRAY_SIZE(stats->last_rates);
+ if (stats->last_rates[idx] == 0)
+ continue;
+ pos += scnprintf(buff + pos, bufsz - pos, "Rate[%d]: ",
+ (int)(ARRAY_SIZE(stats->last_rates) - i));
+ pos += rs_pretty_print_rate(buff + pos, stats->last_rates[idx]);
+ }
+ spin_unlock_bh(&mvm->drv_stats_lock);
+
+ ret = simple_read_from_buffer(user_buf, count, ppos, buff, pos);
+ kfree(buff);
+
+ return ret;
+}
+
+static ssize_t iwl_dbgfs_drv_rx_stats_read(struct file *file,
+ char __user *user_buf, size_t count,
+ loff_t *ppos)
+{
+ struct iwl_mvm *mvm = file->private_data;
+
+ return iwl_dbgfs_frame_stats_read(mvm, user_buf, count, ppos,
+ &mvm->drv_rx_stats);
+}
+
static ssize_t iwl_dbgfs_fw_restart_write(struct iwl_mvm *mvm, char *buf,
size_t count, loff_t *ppos)
{
@@ -591,7 +661,7 @@ iwl_dbgfs_scan_ant_rxchain_write(struct iwl_mvm *mvm, char *buf,
return -EINVAL;
if (scan_rx_ant > ANT_ABC)
return -EINVAL;
- if (scan_rx_ant & ~iwl_fw_valid_rx_ant(mvm->fw))
+ if (scan_rx_ant & ~mvm->fw->valid_rx_ant)
return -EINVAL;
mvm->scan_rx_ant = scan_rx_ant;
@@ -907,6 +977,49 @@ static ssize_t iwl_dbgfs_d0i3_refs_write(struct iwl_mvm *mvm, char *buf,
#define MVM_DEBUGFS_ADD_FILE(name, parent, mode) \
MVM_DEBUGFS_ADD_FILE_ALIAS(#name, name, parent, mode)
+static ssize_t
+iwl_dbgfs_prph_reg_read(struct file *file,
+ char __user *user_buf,
+ size_t count, loff_t *ppos)
+{
+ struct iwl_mvm *mvm = file->private_data;
+ int pos = 0;
+ char buf[32];
+ const size_t bufsz = sizeof(buf);
+
+ if (!mvm->dbgfs_prph_reg_addr)
+ return -EINVAL;
+
+ pos += scnprintf(buf + pos, bufsz - pos, "Reg 0x%x: (0x%x)\n",
+ mvm->dbgfs_prph_reg_addr,
+ iwl_read_prph(mvm->trans, mvm->dbgfs_prph_reg_addr));
+
+ return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
+}
+
+static ssize_t
+iwl_dbgfs_prph_reg_write(struct iwl_mvm *mvm, char *buf,
+ size_t count, loff_t *ppos)
+{
+ u8 args;
+ u32 value;
+
+ args = sscanf(buf, "%i %i", &mvm->dbgfs_prph_reg_addr, &value);
+ /* if we only want to set the reg address - nothing more to do */
+ if (args == 1)
+ goto out;
+
+ /* otherwise, make sure we have both address and value */
+ if (args != 2)
+ return -EINVAL;
+
+ iwl_write_prph(mvm->trans, mvm->dbgfs_prph_reg_addr, value);
+out:
+ return count;
+}
+
+MVM_DEBUGFS_READ_WRITE_FILE_OPS(prph_reg, 64);
+
/* Device wide debugfs entries */
MVM_DEBUGFS_WRITE_FILE_OPS(tx_flush, 16);
MVM_DEBUGFS_WRITE_FILE_OPS(sta_drain, 8);
@@ -916,6 +1029,7 @@ MVM_DEBUGFS_READ_FILE_OPS(bt_notif);
MVM_DEBUGFS_READ_FILE_OPS(bt_cmd);
MVM_DEBUGFS_READ_WRITE_FILE_OPS(disable_power_off, 64);
MVM_DEBUGFS_READ_FILE_OPS(fw_rx_stats);
+MVM_DEBUGFS_READ_FILE_OPS(drv_rx_stats);
MVM_DEBUGFS_WRITE_FILE_OPS(fw_restart, 10);
MVM_DEBUGFS_WRITE_FILE_OPS(fw_nmi, 10);
MVM_DEBUGFS_READ_WRITE_FILE_OPS(scan_ant_rxchain, 8);
@@ -947,10 +1061,12 @@ int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, struct dentry *dbgfs_dir)
MVM_DEBUGFS_ADD_FILE(disable_power_off, mvm->debugfs_dir,
S_IRUSR | S_IWUSR);
MVM_DEBUGFS_ADD_FILE(fw_rx_stats, mvm->debugfs_dir, S_IRUSR);
+ MVM_DEBUGFS_ADD_FILE(drv_rx_stats, mvm->debugfs_dir, S_IRUSR);
MVM_DEBUGFS_ADD_FILE(fw_restart, mvm->debugfs_dir, S_IWUSR);
MVM_DEBUGFS_ADD_FILE(fw_nmi, mvm->debugfs_dir, S_IWUSR);
MVM_DEBUGFS_ADD_FILE(scan_ant_rxchain, mvm->debugfs_dir,
S_IWUSR | S_IRUSR);
+ MVM_DEBUGFS_ADD_FILE(prph_reg, mvm->debugfs_dir, S_IWUSR | S_IRUSR);
MVM_DEBUGFS_ADD_FILE(d0i3_refs, mvm->debugfs_dir, S_IRUSR | S_IWUSR);
#ifdef CONFIG_IWLWIFI_BCAST_FILTERING
diff --git a/drivers/net/wireless/iwlwifi/mvm/fw-api-rs.h b/drivers/net/wireless/iwlwifi/mvm/fw-api-rs.h
index 85057219cc43..39148b5bb332 100644
--- a/drivers/net/wireless/iwlwifi/mvm/fw-api-rs.h
+++ b/drivers/net/wireless/iwlwifi/mvm/fw-api-rs.h
@@ -257,7 +257,8 @@ enum {
/* Bit 17-18: (0) SS, (1) SS*2 */
#define RATE_MCS_STBC_POS 17
-#define RATE_MCS_STBC_MSK (1 << RATE_MCS_STBC_POS)
+#define RATE_MCS_HT_STBC_MSK (3 << RATE_MCS_STBC_POS)
+#define RATE_MCS_VHT_STBC_MSK (1 << RATE_MCS_STBC_POS)
/* Bit 19: (0) Beamforming is off, (1) Beamforming is on */
#define RATE_MCS_BF_POS 19
diff --git a/drivers/net/wireless/iwlwifi/mvm/fw-api.h b/drivers/net/wireless/iwlwifi/mvm/fw-api.h
index a7c88f1402e9..807fa525cafe 100644
--- a/drivers/net/wireless/iwlwifi/mvm/fw-api.h
+++ b/drivers/net/wireless/iwlwifi/mvm/fw-api.h
@@ -306,7 +306,6 @@ struct iwl_phy_cfg_cmd {
#define PHY_CFG_RX_CHAIN_B BIT(13)
#define PHY_CFG_RX_CHAIN_C BIT(14)
-#define NVM_MAX_NUM_SECTIONS 11
/* Target of the NVM_ACCESS_CMD */
enum {
@@ -318,8 +317,11 @@ enum {
/* Section types for NVM_ACCESS_CMD */
enum {
NVM_SECTION_TYPE_SW = 1,
+ NVM_SECTION_TYPE_REGULATORY = 3,
NVM_SECTION_TYPE_CALIBRATION = 4,
NVM_SECTION_TYPE_PRODUCTION = 5,
+ NVM_SECTION_TYPE_MAC_OVERRIDE = 11,
+ NVM_MAX_NUM_SECTIONS = 12,
};
/**
@@ -710,6 +712,7 @@ enum {
TE_V2_NOTIF_HOST_FRAG_END = BIT(5),
TE_V2_NOTIF_INTERNAL_FRAG_START = BIT(6),
TE_V2_NOTIF_INTERNAL_FRAG_END = BIT(7),
+ T2_V2_START_IMMEDIATELY = BIT(11),
TE_V2_NOTIF_MSK = 0xff,
diff --git a/drivers/net/wireless/iwlwifi/mvm/fw.c b/drivers/net/wireless/iwlwifi/mvm/fw.c
index bae75b308fc0..7ce20062f32d 100644
--- a/drivers/net/wireless/iwlwifi/mvm/fw.c
+++ b/drivers/net/wireless/iwlwifi/mvm/fw.c
@@ -130,7 +130,6 @@ static bool iwl_alive_fn(struct iwl_notif_wait_data *notif_wait,
} else {
palive2 = (void *)pkt->data;
- mvm->support_umac_log = true;
mvm->error_event_table =
le32_to_cpu(palive2->error_event_table_ptr);
mvm->log_event_table =
@@ -141,6 +140,9 @@ static bool iwl_alive_fn(struct iwl_notif_wait_data *notif_wait,
alive_data->valid = le16_to_cpu(palive2->status) ==
IWL_ALIVE_STATUS_OK;
+ if (mvm->umac_error_event_table)
+ mvm->support_umac_log = true;
+
IWL_DEBUG_FW(mvm,
"Alive VER2 ucode status 0x%04x revision 0x%01X 0x%01X flags 0x%01X\n",
le16_to_cpu(palive2->status), palive2->ver_type,
@@ -320,7 +322,7 @@ int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm)
}
/* Send TX valid antennas before triggering calibrations */
- ret = iwl_send_tx_ant_cfg(mvm, iwl_fw_valid_tx_ant(mvm->fw));
+ ret = iwl_send_tx_ant_cfg(mvm, mvm->fw->valid_tx_ant);
if (ret)
goto error;
@@ -356,8 +358,6 @@ out:
GFP_KERNEL);
if (!mvm->nvm_data)
return -ENOMEM;
- mvm->nvm_data->valid_rx_ant = 1;
- mvm->nvm_data->valid_tx_ant = 1;
mvm->nvm_data->bands[0].channels = mvm->nvm_data->channels;
mvm->nvm_data->bands[0].n_channels = 1;
mvm->nvm_data->bands[0].n_bitrates = 1;
@@ -369,8 +369,6 @@ out:
return ret;
}
-#define UCODE_CALIB_TIMEOUT (2*HZ)
-
int iwl_mvm_up(struct iwl_mvm *mvm)
{
int ret, i;
@@ -422,7 +420,7 @@ int iwl_mvm_up(struct iwl_mvm *mvm)
if (ret)
IWL_ERR(mvm, "Failed to initialize Smart Fifo\n");
- ret = iwl_send_tx_ant_cfg(mvm, iwl_fw_valid_tx_ant(mvm->fw));
+ ret = iwl_send_tx_ant_cfg(mvm, mvm->fw->valid_tx_ant);
if (ret)
goto error;
@@ -507,7 +505,7 @@ int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm)
goto error;
}
- ret = iwl_send_tx_ant_cfg(mvm, iwl_fw_valid_tx_ant(mvm->fw));
+ ret = iwl_send_tx_ant_cfg(mvm, mvm->fw->valid_tx_ant);
if (ret)
goto error;
diff --git a/drivers/net/wireless/iwlwifi/mvm/mac-ctxt.c b/drivers/net/wireless/iwlwifi/mvm/mac-ctxt.c
index 5c21aabb40cb..9ccec10bba16 100644
--- a/drivers/net/wireless/iwlwifi/mvm/mac-ctxt.c
+++ b/drivers/net/wireless/iwlwifi/mvm/mac-ctxt.c
@@ -952,7 +952,7 @@ static int iwl_mvm_mac_ctxt_send_beacon(struct iwl_mvm *mvm,
TX_CMD_FLG_TSF);
mvm->mgmt_last_antenna_idx =
- iwl_mvm_next_antenna(mvm, iwl_fw_valid_tx_ant(mvm->fw),
+ iwl_mvm_next_antenna(mvm, mvm->fw->valid_tx_ant,
mvm->mgmt_last_antenna_idx);
beacon_cmd.tx.rate_n_flags =
diff --git a/drivers/net/wireless/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/iwlwifi/mvm/mac80211.c
index 7492fc0f2766..d74cc43ca593 100644
--- a/drivers/net/wireless/iwlwifi/mvm/mac80211.c
+++ b/drivers/net/wireless/iwlwifi/mvm/mac80211.c
@@ -68,6 +68,7 @@
#include <linux/ip.h>
#include <linux/if_arp.h>
#include <net/mac80211.h>
+#include <net/ieee80211_radiotap.h>
#include <net/tcp.h>
#include "iwl-op-mode.h"
@@ -280,6 +281,9 @@ int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm)
hw->queues = mvm->first_agg_queue;
hw->offchannel_tx_hw_queue = IWL_MVM_OFFCHANNEL_QUEUE;
+ hw->radiotap_mcs_details |= IEEE80211_RADIOTAP_MCS_HAVE_FEC |
+ IEEE80211_RADIOTAP_MCS_HAVE_STBC;
+ hw->radiotap_vht_details |= IEEE80211_RADIOTAP_VHT_KNOWN_STBC;
hw->rate_control_algorithm = "iwl-mvm-rs";
/*
@@ -1301,7 +1305,6 @@ static int iwl_mvm_start_ap_ibss(struct ieee80211_hw *hw,
mvmvif->ap_ibss_active = true;
/* power updated needs to be done before quotas */
- mvm->bound_vif_cnt++;
iwl_mvm_power_update_mac(mvm, vif);
ret = iwl_mvm_update_quotas(mvm, vif);
@@ -1320,7 +1323,6 @@ static int iwl_mvm_start_ap_ibss(struct ieee80211_hw *hw,
return 0;
out_quota_failed:
- mvm->bound_vif_cnt--;
iwl_mvm_power_update_mac(mvm, vif);
mvmvif->ap_ibss_active = false;
iwl_mvm_send_rm_bcast_sta(mvm, &mvmvif->bcast_sta);
@@ -1357,7 +1359,6 @@ static void iwl_mvm_stop_ap_ibss(struct ieee80211_hw *hw,
iwl_mvm_send_rm_bcast_sta(mvm, &mvmvif->bcast_sta);
iwl_mvm_binding_remove_vif(mvm, vif);
- mvm->bound_vif_cnt--;
iwl_mvm_power_update_mac(mvm, vif);
iwl_mvm_mac_ctxt_remove(mvm, vif);
@@ -2093,7 +2094,6 @@ static int iwl_mvm_assign_vif_chanctx(struct ieee80211_hw *hw,
* Power state must be updated before quotas,
* otherwise fw will complain.
*/
- mvm->bound_vif_cnt++;
iwl_mvm_power_update_mac(mvm, vif);
/* Setting the quota at this stage is only required for monitor
@@ -2111,7 +2111,6 @@ static int iwl_mvm_assign_vif_chanctx(struct ieee80211_hw *hw,
out_remove_binding:
iwl_mvm_binding_remove_vif(mvm, vif);
- mvm->bound_vif_cnt--;
iwl_mvm_power_update_mac(mvm, vif);
out_unlock:
mutex_unlock(&mvm->mutex);
@@ -2144,7 +2143,6 @@ static void iwl_mvm_unassign_vif_chanctx(struct ieee80211_hw *hw,
}
iwl_mvm_binding_remove_vif(mvm, vif);
- mvm->bound_vif_cnt--;
iwl_mvm_power_update_mac(mvm, vif);
out_unlock:
@@ -2235,7 +2233,7 @@ static int iwl_mvm_mac_testmode_cmd(struct ieee80211_hw *hw,
}
#endif
-struct ieee80211_ops iwl_mvm_hw_ops = {
+const struct ieee80211_ops iwl_mvm_hw_ops = {
.tx = iwl_mvm_mac_tx,
.ampdu_action = iwl_mvm_mac_ampdu_action,
.start = iwl_mvm_mac_start,
diff --git a/drivers/net/wireless/iwlwifi/mvm/mvm.h b/drivers/net/wireless/iwlwifi/mvm/mvm.h
index ebea5f2e2741..5fb51099f99d 100644
--- a/drivers/net/wireless/iwlwifi/mvm/mvm.h
+++ b/drivers/net/wireless/iwlwifi/mvm/mvm.h
@@ -91,8 +91,7 @@ enum iwl_mvm_tx_fifo {
IWL_MVM_TX_FIFO_MCAST = 5,
};
-extern struct ieee80211_ops iwl_mvm_hw_ops;
-extern const struct iwl_mvm_power_ops pm_mac_ops;
+extern const struct ieee80211_ops iwl_mvm_hw_ops;
/**
* struct iwl_mvm_mod_params - module parameters for iwlmvm
@@ -426,6 +425,28 @@ struct iwl_mvm_tt_mgmt {
bool throttle;
};
+#define IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES 8
+
+struct iwl_mvm_frame_stats {
+ u32 legacy_frames;
+ u32 ht_frames;
+ u32 vht_frames;
+ u32 bw_20_frames;
+ u32 bw_40_frames;
+ u32 bw_80_frames;
+ u32 bw_160_frames;
+ u32 sgi_frames;
+ u32 ngi_frames;
+ u32 siso_frames;
+ u32 mimo2_frames;
+ u32 agg_frames;
+ u32 ampdu_count;
+ u32 success_frames;
+ u32 fail_frames;
+ u32 last_rates[IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES];
+ int last_frame_idx;
+};
+
struct iwl_mvm {
/* for logger access */
struct device *dev;
@@ -519,6 +540,7 @@ struct iwl_mvm {
#ifdef CONFIG_IWLWIFI_DEBUGFS
struct dentry *debugfs_dir;
u32 dbgfs_sram_offset, dbgfs_sram_len;
+ u32 dbgfs_prph_reg_addr;
bool disable_power_off;
bool disable_power_off_d3;
@@ -526,6 +548,9 @@ struct iwl_mvm {
struct debugfs_blob_wrapper nvm_sw_blob;
struct debugfs_blob_wrapper nvm_calib_blob;
struct debugfs_blob_wrapper nvm_prod_blob;
+
+ struct iwl_mvm_frame_stats drv_rx_stats;
+ spinlock_t drv_stats_lock;
#endif
struct iwl_mvm_phy_ctxt phy_ctxts[NUM_PHY_CTX];
@@ -587,8 +612,6 @@ struct iwl_mvm {
u8 first_agg_queue;
u8 last_agg_queue;
- u8 bound_vif_cnt;
-
/* Indicate if device power save is allowed */
bool ps_disabled;
/* Indicate if device power management is allowed */
@@ -812,6 +835,10 @@ iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
/* rate scaling */
int iwl_mvm_send_lq_cmd(struct iwl_mvm *mvm, struct iwl_lq_cmd *lq, bool init);
+void iwl_mvm_update_frame_stats(struct iwl_mvm *mvm,
+ struct iwl_mvm_frame_stats *stats,
+ u32 rate, bool agg);
+int rs_pretty_print_rate(char *buf, const u32 rate);
/* power management */
int iwl_power_legacy_set_cam_mode(struct iwl_mvm *mvm);
diff --git a/drivers/net/wireless/iwlwifi/mvm/nvm.c b/drivers/net/wireless/iwlwifi/mvm/nvm.c
index 2d5251b3600c..cf2d09f53782 100644
--- a/drivers/net/wireless/iwlwifi/mvm/nvm.c
+++ b/drivers/net/wireless/iwlwifi/mvm/nvm.c
@@ -228,13 +228,23 @@ 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;
+ const __le16 *hw, *sw, *calib, *regulatory, *mac_override;
/* Checking for required sections */
- if (!mvm->nvm_sections[NVM_SECTION_TYPE_SW].data ||
- !mvm->nvm_sections[mvm->cfg->nvm_hw_section_num].data) {
- IWL_ERR(mvm, "Can't parse empty NVM sections\n");
- return NULL;
+ if (mvm->trans->cfg->device_family != IWL_DEVICE_FAMILY_8000) {
+ if (!mvm->nvm_sections[NVM_SECTION_TYPE_SW].data ||
+ !mvm->nvm_sections[mvm->cfg->nvm_hw_section_num].data) {
+ IWL_ERR(mvm, "Can't parse empty NVM sections\n");
+ return NULL;
+ }
+ } else {
+ if (!mvm->nvm_sections[NVM_SECTION_TYPE_SW].data ||
+ !mvm->nvm_sections[NVM_SECTION_TYPE_MAC_OVERRIDE].data ||
+ !mvm->nvm_sections[NVM_SECTION_TYPE_REGULATORY].data) {
+ IWL_ERR(mvm,
+ "Can't parse empty family 8000 NVM sections\n");
+ return NULL;
+ }
}
if (WARN_ON(!mvm->cfg))
@@ -243,9 +253,14 @@ iwl_parse_nvm_sections(struct iwl_mvm *mvm)
hw = (const __le16 *)sections[mvm->cfg->nvm_hw_section_num].data;
sw = (const __le16 *)sections[NVM_SECTION_TYPE_SW].data;
calib = (const __le16 *)sections[NVM_SECTION_TYPE_CALIBRATION].data;
+ regulatory = (const __le16 *)sections[NVM_SECTION_TYPE_REGULATORY].data;
+ mac_override =
+ (const __le16 *)sections[NVM_SECTION_TYPE_MAC_OVERRIDE].data;
+
return iwl_parse_nvm_data(mvm->trans->dev, mvm->cfg, hw, sw, calib,
- iwl_fw_valid_tx_ant(mvm->fw),
- iwl_fw_valid_rx_ant(mvm->fw));
+ regulatory, mac_override,
+ mvm->fw->valid_tx_ant,
+ mvm->fw->valid_rx_ant);
}
#define MAX_NVM_FILE_LEN 16384
@@ -285,6 +300,8 @@ static int iwl_mvm_read_external_nvm(struct iwl_mvm *mvm)
#define NVM_WORD1_LEN(x) (8 * (x & 0x03FF))
#define NVM_WORD2_ID(x) (x >> 12)
+#define NVM_WORD2_LEN_FAMILY_8000(x) (2 * ((x & 0xFF) << 8 | x >> 8))
+#define NVM_WORD1_ID_FAMILY_8000(x) (x >> 4)
IWL_DEBUG_EEPROM(mvm->trans->dev, "Read from external NVM\n");
@@ -335,8 +352,16 @@ static int iwl_mvm_read_external_nvm(struct iwl_mvm *mvm)
break;
}
- section_size = 2 * NVM_WORD1_LEN(le16_to_cpu(file_sec->word1));
- section_id = NVM_WORD2_ID(le16_to_cpu(file_sec->word2));
+ if (mvm->trans->cfg->device_family != IWL_DEVICE_FAMILY_8000) {
+ section_size =
+ 2 * NVM_WORD1_LEN(le16_to_cpu(file_sec->word1));
+ section_id = NVM_WORD2_ID(le16_to_cpu(file_sec->word2));
+ } else {
+ section_size = 2 * NVM_WORD2_LEN_FAMILY_8000(
+ le16_to_cpu(file_sec->word2));
+ section_id = NVM_WORD1_ID_FAMILY_8000(
+ le16_to_cpu(file_sec->word1));
+ }
if (section_size > IWL_MAX_NVM_SECTION_SIZE) {
IWL_ERR(mvm, "ERROR - section too large (%d)\n",
@@ -406,6 +431,8 @@ int iwl_nvm_init(struct iwl_mvm *mvm)
{
int ret, i, section;
u8 *nvm_buffer, *temp;
+ int nvm_to_read[NVM_MAX_NUM_SECTIONS];
+ int num_of_sections_to_read;
if (WARN_ON_ONCE(mvm->cfg->nvm_hw_section_num >= NVM_MAX_NUM_SECTIONS))
return -EINVAL;
@@ -418,12 +445,20 @@ int iwl_nvm_init(struct iwl_mvm *mvm)
return ret;
} else {
/* list of NVM sections we are allowed/need to read */
- int nvm_to_read[] = {
- mvm->cfg->nvm_hw_section_num,
- NVM_SECTION_TYPE_SW,
- NVM_SECTION_TYPE_CALIBRATION,
- NVM_SECTION_TYPE_PRODUCTION,
- };
+ if (mvm->trans->cfg->device_family != IWL_DEVICE_FAMILY_8000) {
+ nvm_to_read[0] = mvm->cfg->nvm_hw_section_num;
+ nvm_to_read[1] = NVM_SECTION_TYPE_SW;
+ nvm_to_read[2] = NVM_SECTION_TYPE_CALIBRATION;
+ nvm_to_read[3] = NVM_SECTION_TYPE_PRODUCTION;
+ num_of_sections_to_read = 4;
+ } else {
+ nvm_to_read[0] = NVM_SECTION_TYPE_SW;
+ nvm_to_read[1] = NVM_SECTION_TYPE_CALIBRATION;
+ nvm_to_read[2] = NVM_SECTION_TYPE_PRODUCTION;
+ nvm_to_read[3] = NVM_SECTION_TYPE_REGULATORY;
+ nvm_to_read[4] = NVM_SECTION_TYPE_MAC_OVERRIDE;
+ num_of_sections_to_read = 5;
+ }
/* Read From FW NVM */
IWL_DEBUG_EEPROM(mvm->trans->dev, "Read from NVM\n");
@@ -433,7 +468,7 @@ int iwl_nvm_init(struct iwl_mvm *mvm)
GFP_KERNEL);
if (!nvm_buffer)
return -ENOMEM;
- for (i = 0; i < ARRAY_SIZE(nvm_to_read); i++) {
+ for (i = 0; i < num_of_sections_to_read; i++) {
section = nvm_to_read[i];
/* we override the constness for initial read */
ret = iwl_nvm_read_section(mvm, section, nvm_buffer);
diff --git a/drivers/net/wireless/iwlwifi/mvm/ops.c b/drivers/net/wireless/iwlwifi/mvm/ops.c
index a46f0b8b0870..ae347fb16a5d 100644
--- a/drivers/net/wireless/iwlwifi/mvm/ops.c
+++ b/drivers/net/wireless/iwlwifi/mvm/ops.c
@@ -245,7 +245,7 @@ static const struct iwl_rx_handlers iwl_mvm_rx_handlers[] = {
#undef RX_HANDLER
#define CMD(x) [x] = #x
-static const char *iwl_mvm_cmd_strings[REPLY_MAX] = {
+static const char *const iwl_mvm_cmd_strings[REPLY_MAX] = {
CMD(MVM_ALIVE),
CMD(REPLY_ERROR),
CMD(INIT_COMPLETE_NOTIF),
diff --git a/drivers/net/wireless/iwlwifi/mvm/phy-ctxt.c b/drivers/net/wireless/iwlwifi/mvm/phy-ctxt.c
index b7268c0b3333..237efe0ac1c4 100644
--- a/drivers/net/wireless/iwlwifi/mvm/phy-ctxt.c
+++ b/drivers/net/wireless/iwlwifi/mvm/phy-ctxt.c
@@ -156,13 +156,13 @@ static void iwl_mvm_phy_ctxt_cmd_data(struct iwl_mvm *mvm,
idle_cnt = chains_static;
active_cnt = chains_dynamic;
- cmd->rxchain_info = cpu_to_le32(iwl_fw_valid_rx_ant(mvm->fw) <<
+ cmd->rxchain_info = cpu_to_le32(mvm->fw->valid_rx_ant <<
PHY_RX_CHAIN_VALID_POS);
cmd->rxchain_info |= cpu_to_le32(idle_cnt << PHY_RX_CHAIN_CNT_POS);
cmd->rxchain_info |= cpu_to_le32(active_cnt <<
PHY_RX_CHAIN_MIMO_CNT_POS);
- cmd->txchain_info = cpu_to_le32(iwl_fw_valid_tx_ant(mvm->fw));
+ cmd->txchain_info = cpu_to_le32(mvm->fw->valid_tx_ant);
}
/*
diff --git a/drivers/net/wireless/iwlwifi/mvm/power.c b/drivers/net/wireless/iwlwifi/mvm/power.c
index 4da1ea44f39a..def6ec5173b9 100644
--- a/drivers/net/wireless/iwlwifi/mvm/power.c
+++ b/drivers/net/wireless/iwlwifi/mvm/power.c
@@ -425,7 +425,7 @@ static int iwl_mvm_power_send_cmd(struct iwl_mvm *mvm,
return 0;
if (vif->p2p &&
- !(mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_P2P_PS))
+ !(mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_BSS_P2P_PS_DCM))
return 0;
iwl_mvm_power_build_cmd(mvm, vif, &cmd);
@@ -511,8 +511,11 @@ int iwl_mvm_power_uapsd_misbehaving_ap_notif(struct iwl_mvm *mvm,
struct iwl_power_constraint {
struct ieee80211_vif *bf_vif;
struct ieee80211_vif *bss_vif;
+ u16 bss_phyctx_id;
+ u16 p2p_phyctx_id;
bool pm_disabled;
bool ps_disabled;
+ struct iwl_mvm *mvm;
};
static void iwl_mvm_power_iterator(void *_data, u8 *mac,
@@ -520,6 +523,7 @@ static void iwl_mvm_power_iterator(void *_data, u8 *mac,
{
struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
struct iwl_power_constraint *power_iterator = _data;
+ struct iwl_mvm *mvm = power_iterator->mvm;
switch (ieee80211_vif_type_p2p(vif)) {
case NL80211_IFTYPE_P2P_DEVICE:
@@ -539,11 +543,28 @@ static void iwl_mvm_power_iterator(void *_data, u8 *mac,
break;
case NL80211_IFTYPE_P2P_CLIENT:
- /* no BSS power mgmt if we have a P2P client*/
- power_iterator->pm_disabled = true;
+ if (mvmvif->phy_ctxt)
+ power_iterator->p2p_phyctx_id = mvmvif->phy_ctxt->id;
+
+ IWL_DEBUG_POWER(mvm, "p2p: p2p_id=%d, bss_id=%d\n",
+ power_iterator->p2p_phyctx_id,
+ power_iterator->bss_phyctx_id);
+ if (!(mvm->fw->ucode_capa.flags &
+ IWL_UCODE_TLV_FLAGS_BSS_P2P_PS_DCM)) {
+ /* no BSS power mgmt if we have a P2P client*/
+ power_iterator->pm_disabled = true;
+ } else if (power_iterator->p2p_phyctx_id < MAX_PHYS &&
+ power_iterator->bss_phyctx_id < MAX_PHYS &&
+ power_iterator->p2p_phyctx_id ==
+ power_iterator->bss_phyctx_id) {
+ power_iterator->pm_disabled = true;
+ }
break;
case NL80211_IFTYPE_STATION:
+ if (mvmvif->phy_ctxt)
+ power_iterator->bss_phyctx_id = mvmvif->phy_ctxt->id;
+
/* we should have only one BSS vif */
WARN_ON(power_iterator->bss_vif);
power_iterator->bss_vif = vif;
@@ -551,6 +572,17 @@ static void iwl_mvm_power_iterator(void *_data, u8 *mac,
if (mvmvif->bf_data.bf_enabled &&
!WARN_ON(power_iterator->bf_vif))
power_iterator->bf_vif = vif;
+
+ IWL_DEBUG_POWER(mvm, "bss: p2p_id=%d, bss_id=%d\n",
+ power_iterator->p2p_phyctx_id,
+ power_iterator->bss_phyctx_id);
+ if (mvm->fw->ucode_capa.flags &
+ IWL_UCODE_TLV_FLAGS_BSS_P2P_PS_DCM &&
+ (power_iterator->p2p_phyctx_id < MAX_PHYS &&
+ power_iterator->bss_phyctx_id < MAX_PHYS &&
+ power_iterator->p2p_phyctx_id ==
+ power_iterator->bss_phyctx_id))
+ power_iterator->pm_disabled = true;
break;
default:
@@ -572,16 +604,16 @@ iwl_mvm_power_get_global_constraint(struct iwl_mvm *mvm,
ieee80211_iterate_active_interfaces_atomic(mvm->hw,
IEEE80211_IFACE_ITER_NORMAL,
iwl_mvm_power_iterator, constraint);
-
- /* TODO: remove this and determine this variable in the iterator */
- if (mvm->bound_vif_cnt > 1)
- constraint->pm_disabled = true;
}
int iwl_mvm_power_update_mac(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
{
struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
- struct iwl_power_constraint constraint = {};
+ struct iwl_power_constraint constraint = {
+ .p2p_phyctx_id = MAX_PHYS,
+ .bss_phyctx_id = MAX_PHYS,
+ .mvm = mvm,
+ };
bool ba_enable;
int ret;
diff --git a/drivers/net/wireless/iwlwifi/mvm/rs.c b/drivers/net/wireless/iwlwifi/mvm/rs.c
index 32bb8075121c..399709f2be2e 100644
--- a/drivers/net/wireless/iwlwifi/mvm/rs.c
+++ b/drivers/net/wireless/iwlwifi/mvm/rs.c
@@ -166,7 +166,7 @@ static bool rs_mimo_allow(struct iwl_mvm *mvm, struct ieee80211_sta *sta,
if (sta->smps_mode == IEEE80211_SMPS_STATIC)
return false;
- if (num_of_ant(iwl_fw_valid_tx_ant(mvm->fw)) < 2)
+ if (num_of_ant(mvm->fw->valid_tx_ant) < 2)
return false;
if (!iwl_mvm_bt_coex_is_mimo_allowed(mvm, sta))
@@ -917,7 +917,7 @@ static void rs_get_lower_rate_down_column(struct iwl_lq_sta *lq_sta,
if (num_of_ant(rate->ant) > 1)
- rate->ant = first_antenna(iwl_fw_valid_tx_ant(mvm->fw));
+ rate->ant = first_antenna(mvm->fw->valid_tx_ant);
/* Relevant in both switching to SISO or Legacy */
rate->sgi = false;
@@ -1477,7 +1477,7 @@ static enum rs_column rs_get_next_column(struct iwl_mvm *mvm,
const struct rs_tx_column *curr_col = &rs_tx_columns[tbl->column];
const struct rs_tx_column *next_col;
allow_column_func_t allow_func;
- u8 valid_ants = iwl_fw_valid_tx_ant(mvm->fw);
+ u8 valid_ants = mvm->fw->valid_tx_ant;
const u16 *expected_tpt_tbl;
s32 tpt, max_expected_tpt;
@@ -2089,7 +2089,7 @@ static void rs_initialize_lq(struct iwl_mvm *mvm,
i = lq_sta->last_txrate_idx;
- valid_tx_ant = iwl_fw_valid_tx_ant(mvm->fw);
+ valid_tx_ant = mvm->fw->valid_tx_ant;
if (!lq_sta->search_better_tbl)
active_tbl = lq_sta->active_tbl;
@@ -2240,6 +2240,73 @@ static void rs_vht_set_enabled_rates(struct ieee80211_sta *sta,
}
}
+#ifdef CONFIG_IWLWIFI_DEBUGFS
+static void iwl_mvm_reset_frame_stats(struct iwl_mvm *mvm,
+ struct iwl_mvm_frame_stats *stats)
+{
+ spin_lock_bh(&mvm->drv_stats_lock);
+ memset(stats, 0, sizeof(*stats));
+ spin_unlock_bh(&mvm->drv_stats_lock);
+}
+
+void iwl_mvm_update_frame_stats(struct iwl_mvm *mvm,
+ struct iwl_mvm_frame_stats *stats,
+ u32 rate, bool agg)
+{
+ u8 nss = 0, mcs = 0;
+
+ spin_lock(&mvm->drv_stats_lock);
+
+ if (agg)
+ stats->agg_frames++;
+
+ stats->success_frames++;
+
+ switch (rate & RATE_MCS_CHAN_WIDTH_MSK) {
+ case RATE_MCS_CHAN_WIDTH_20:
+ stats->bw_20_frames++;
+ break;
+ case RATE_MCS_CHAN_WIDTH_40:
+ stats->bw_40_frames++;
+ break;
+ case RATE_MCS_CHAN_WIDTH_80:
+ stats->bw_80_frames++;
+ break;
+ default:
+ WARN_ONCE(1, "bad BW. rate 0x%x", rate);
+ }
+
+ if (rate & RATE_MCS_HT_MSK) {
+ stats->ht_frames++;
+ mcs = rate & RATE_HT_MCS_RATE_CODE_MSK;
+ nss = ((rate & RATE_HT_MCS_NSS_MSK) >> RATE_HT_MCS_NSS_POS) + 1;
+ } else if (rate & RATE_MCS_VHT_MSK) {
+ stats->vht_frames++;
+ mcs = rate & RATE_VHT_MCS_RATE_CODE_MSK;
+ nss = ((rate & RATE_VHT_MCS_NSS_MSK) >>
+ RATE_VHT_MCS_NSS_POS) + 1;
+ } else {
+ stats->legacy_frames++;
+ }
+
+ if (nss == 1)
+ stats->siso_frames++;
+ else if (nss == 2)
+ stats->mimo2_frames++;
+
+ if (rate & RATE_MCS_SGI_MSK)
+ stats->sgi_frames++;
+ else
+ stats->ngi_frames++;
+
+ stats->last_rates[stats->last_frame_idx] = rate;
+ stats->last_frame_idx = (stats->last_frame_idx + 1) %
+ ARRAY_SIZE(stats->last_rates);
+
+ spin_unlock(&mvm->drv_stats_lock);
+}
+#endif
+
/*
* Called after adding a new station to initialize rate scaling
*/
@@ -2319,7 +2386,7 @@ void iwl_mvm_rs_rate_init(struct iwl_mvm *mvm, struct ieee80211_sta *sta,
/* These values will be overridden later */
lq_sta->lq.single_stream_ant_msk =
- first_antenna(iwl_fw_valid_tx_ant(mvm->fw));
+ first_antenna(mvm->fw->valid_tx_ant);
lq_sta->lq.dual_stream_ant_msk = ANT_AB;
/* as default allow aggregation for all tids */
@@ -2334,7 +2401,9 @@ void iwl_mvm_rs_rate_init(struct iwl_mvm *mvm, struct ieee80211_sta *sta,
#ifdef CONFIG_MAC80211_DEBUGFS
lq_sta->dbg_fixed_rate = 0;
#endif
-
+#ifdef CONFIG_IWLWIFI_DEBUGFS
+ iwl_mvm_reset_frame_stats(mvm, &mvm->drv_rx_stats);
+#endif
rs_initialize_lq(mvm, sta, lq_sta, band, init);
}
@@ -2445,7 +2514,7 @@ static void rs_build_rates_table(struct iwl_mvm *mvm,
memcpy(&rate, initial_rate, sizeof(rate));
- valid_tx_ant = iwl_fw_valid_tx_ant(mvm->fw);
+ valid_tx_ant = mvm->fw->valid_tx_ant;
if (is_siso(&rate)) {
num_rates = RS_INITIAL_SISO_NUM_RATES;
@@ -2546,7 +2615,7 @@ static void rs_free_sta(void *mvm_r, struct ieee80211_sta *sta,
}
#ifdef CONFIG_MAC80211_DEBUGFS
-static int rs_pretty_print_rate(char *buf, const u32 rate)
+int rs_pretty_print_rate(char *buf, const u32 rate)
{
char *type, *bw;
@@ -2595,7 +2664,7 @@ static int rs_pretty_print_rate(char *buf, const u32 rate)
return sprintf(buf, "%s | ANT: %s BW: %s MCS: %d NSS: %d %s%s%s%s%s\n",
type, rs_pretty_ant(ant), bw, mcs, nss,
(rate & RATE_MCS_SGI_MSK) ? "SGI " : "NGI ",
- (rate & RATE_MCS_STBC_MSK) ? "STBC " : "",
+ (rate & RATE_MCS_HT_STBC_MSK) ? "STBC " : "",
(rate & RATE_MCS_LDPC_MSK) ? "LDPC " : "",
(rate & RATE_MCS_BF_MSK) ? "BF " : "",
(rate & RATE_MCS_ZLF_MSK) ? "ZLF " : "");
@@ -2676,9 +2745,9 @@ static ssize_t rs_sta_dbgfs_scale_table_read(struct file *file,
desc += sprintf(buff+desc, "fixed rate 0x%X\n",
lq_sta->dbg_fixed_rate);
desc += sprintf(buff+desc, "valid_tx_ant %s%s%s\n",
- (iwl_fw_valid_tx_ant(mvm->fw) & ANT_A) ? "ANT_A," : "",
- (iwl_fw_valid_tx_ant(mvm->fw) & ANT_B) ? "ANT_B," : "",
- (iwl_fw_valid_tx_ant(mvm->fw) & ANT_C) ? "ANT_C" : "");
+ (mvm->fw->valid_tx_ant & ANT_A) ? "ANT_A," : "",
+ (mvm->fw->valid_tx_ant & ANT_B) ? "ANT_B," : "",
+ (mvm->fw->valid_tx_ant & ANT_C) ? "ANT_C" : "");
desc += sprintf(buff+desc, "lq type %s\n",
(is_legacy(rate)) ? "legacy" :
is_vht(rate) ? "VHT" : "HT");
diff --git a/drivers/net/wireless/iwlwifi/mvm/rx.c b/drivers/net/wireless/iwlwifi/mvm/rx.c
index fa3c1393e103..6061553a5e44 100644
--- a/drivers/net/wireless/iwlwifi/mvm/rx.c
+++ b/drivers/net/wireless/iwlwifi/mvm/rx.c
@@ -77,6 +77,15 @@ int iwl_mvm_rx_rx_phy_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
memcpy(&mvm->last_phy_info, pkt->data, sizeof(mvm->last_phy_info));
mvm->ampdu_ref++;
+
+#ifdef CONFIG_IWLWIFI_DEBUGFS
+ if (mvm->last_phy_info.phy_flags & cpu_to_le16(RX_RES_PHY_FLAGS_AGG)) {
+ spin_lock(&mvm->drv_stats_lock);
+ mvm->drv_rx_stats.ampdu_count++;
+ spin_unlock(&mvm->drv_stats_lock);
+ }
+#endif
+
return 0;
}
@@ -368,21 +377,33 @@ int iwl_mvm_rx_rx_mpdu(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb,
rx_status.flag |= RX_FLAG_SHORT_GI;
if (rate_n_flags & RATE_HT_MCS_GF_MSK)
rx_status.flag |= RX_FLAG_HT_GF;
+ if (rate_n_flags & RATE_MCS_LDPC_MSK)
+ rx_status.flag |= RX_FLAG_LDPC;
if (rate_n_flags & RATE_MCS_HT_MSK) {
+ u8 stbc = (rate_n_flags & RATE_MCS_HT_STBC_MSK) >>
+ RATE_MCS_STBC_POS;
rx_status.flag |= RX_FLAG_HT;
rx_status.rate_idx = rate_n_flags & RATE_HT_MCS_INDEX_MSK;
+ rx_status.flag |= stbc << RX_FLAG_STBC_SHIFT;
} else if (rate_n_flags & RATE_MCS_VHT_MSK) {
+ u8 stbc = (rate_n_flags & RATE_MCS_VHT_STBC_MSK) >>
+ RATE_MCS_STBC_POS;
rx_status.vht_nss =
((rate_n_flags & RATE_VHT_MCS_NSS_MSK) >>
RATE_VHT_MCS_NSS_POS) + 1;
rx_status.rate_idx = rate_n_flags & RATE_VHT_MCS_RATE_CODE_MSK;
rx_status.flag |= RX_FLAG_VHT;
+ rx_status.flag |= stbc << RX_FLAG_STBC_SHIFT;
} else {
rx_status.rate_idx =
iwl_mvm_legacy_rate_to_mac80211_idx(rate_n_flags,
rx_status.band);
}
+#ifdef CONFIG_IWLWIFI_DEBUGFS
+ iwl_mvm_update_frame_stats(mvm, &mvm->drv_rx_stats, rate_n_flags,
+ rx_status.flag & RX_FLAG_AMPDU_DETAILS);
+#endif
iwl_mvm_pass_packet_to_mac80211(mvm, hdr, len, ampdu_status,
rxb, &rx_status);
return 0;
diff --git a/drivers/net/wireless/iwlwifi/mvm/scan.c b/drivers/net/wireless/iwlwifi/mvm/scan.c
index eba55cc3352d..713efd71efe2 100644
--- a/drivers/net/wireless/iwlwifi/mvm/scan.c
+++ b/drivers/net/wireless/iwlwifi/mvm/scan.c
@@ -82,7 +82,7 @@ static inline __le16 iwl_mvm_scan_rx_chain(struct iwl_mvm *mvm)
if (mvm->scan_rx_ant != ANT_NONE)
rx_ant = mvm->scan_rx_ant;
else
- rx_ant = iwl_fw_valid_rx_ant(mvm->fw);
+ rx_ant = mvm->fw->valid_rx_ant;
rx_chain = rx_ant << PHY_RX_CHAIN_VALID_POS;
rx_chain |= rx_ant << PHY_RX_CHAIN_FORCE_MIMO_SEL_POS;
rx_chain |= rx_ant << PHY_RX_CHAIN_FORCE_SEL_POS;
@@ -124,7 +124,7 @@ iwl_mvm_scan_rate_n_flags(struct iwl_mvm *mvm, enum ieee80211_band band,
u32 tx_ant;
mvm->scan_last_antenna_idx =
- iwl_mvm_next_antenna(mvm, iwl_fw_valid_tx_ant(mvm->fw),
+ iwl_mvm_next_antenna(mvm, mvm->fw->valid_tx_ant,
mvm->scan_last_antenna_idx);
tx_ant = BIT(mvm->scan_last_antenna_idx) << RATE_MCS_ANT_POS;
diff --git a/drivers/net/wireless/iwlwifi/mvm/time-event.c b/drivers/net/wireless/iwlwifi/mvm/time-event.c
index e145dd41e85e..61331245ad93 100644
--- a/drivers/net/wireless/iwlwifi/mvm/time-event.c
+++ b/drivers/net/wireless/iwlwifi/mvm/time-event.c
@@ -438,7 +438,8 @@ void iwl_mvm_protect_session(struct iwl_mvm *mvm,
time_cmd.duration = cpu_to_le32(duration);
time_cmd.repeat = 1;
time_cmd.policy = cpu_to_le16(TE_V2_NOTIF_HOST_EVENT_START |
- TE_V2_NOTIF_HOST_EVENT_END);
+ TE_V2_NOTIF_HOST_EVENT_END |
+ T2_V2_START_IMMEDIATELY);
iwl_mvm_time_event_send_add(mvm, vif, te_data, &time_cmd);
}
@@ -553,7 +554,8 @@ int iwl_mvm_start_p2p_roc(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
time_cmd.duration = cpu_to_le32(MSEC_TO_TU(duration));
time_cmd.repeat = 1;
time_cmd.policy = cpu_to_le16(TE_V2_NOTIF_HOST_EVENT_START |
- TE_V2_NOTIF_HOST_EVENT_END);
+ TE_V2_NOTIF_HOST_EVENT_END |
+ T2_V2_START_IMMEDIATELY);
return iwl_mvm_time_event_send_add(mvm, vif, te_data, &time_cmd);
}
diff --git a/drivers/net/wireless/iwlwifi/mvm/tx.c b/drivers/net/wireless/iwlwifi/mvm/tx.c
index 74d60bf27750..6cdbf7b21714 100644
--- a/drivers/net/wireless/iwlwifi/mvm/tx.c
+++ b/drivers/net/wireless/iwlwifi/mvm/tx.c
@@ -122,7 +122,7 @@ static void iwl_mvm_set_tx_cmd(struct iwl_mvm *mvm, struct sk_buff *skb,
* it
*/
WARN_ON_ONCE(info->flags & IEEE80211_TX_CTL_AMPDU);
- } else if (skb->protocol == cpu_to_be16(ETH_P_PAE)) {
+ } else if (info->control.flags & IEEE80211_TX_CTRL_PORT_CTRL_PROTO) {
tx_cmd->pm_frame_timeout = cpu_to_le16(2);
} else {
tx_cmd->pm_frame_timeout = 0;
@@ -207,7 +207,7 @@ static void iwl_mvm_set_tx_cmd_rate(struct iwl_mvm *mvm,
rate_plcp = iwl_mvm_mac80211_idx_to_hwrate(rate_idx);
mvm->mgmt_last_antenna_idx =
- iwl_mvm_next_antenna(mvm, iwl_fw_valid_tx_ant(mvm->fw),
+ iwl_mvm_next_antenna(mvm, mvm->fw->valid_tx_ant,
mvm->mgmt_last_antenna_idx);
rate_flags = BIT(mvm->mgmt_last_antenna_idx) << RATE_MCS_ANT_POS;
diff --git a/drivers/net/wireless/iwlwifi/mvm/utils.c b/drivers/net/wireless/iwlwifi/mvm/utils.c
index 1493f79e67e0..bbfe529d7b64 100644
--- a/drivers/net/wireless/iwlwifi/mvm/utils.c
+++ b/drivers/net/wireless/iwlwifi/mvm/utils.c
@@ -289,8 +289,8 @@ u8 iwl_mvm_next_antenna(struct iwl_mvm *mvm, u8 valid, u8 last_idx)
return last_idx;
}
-static struct {
- char *name;
+static const struct {
+ const char *name;
u8 num;
} advanced_lookup[] = {
{ "NMI_INTERRUPT_WDG", 0x34 },
@@ -589,7 +589,7 @@ void iwl_mvm_update_smps(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
lockdep_assert_held(&mvm->mutex);
/* SMPS is irrelevant for NICs that don't have at least 2 RX antenna */
- if (num_of_ant(iwl_fw_valid_rx_ant(mvm->fw)) == 1)
+ if (num_of_ant(mvm->fw->valid_rx_ant) == 1)
return;
if (vif->type == NL80211_IFTYPE_AP)
diff --git a/drivers/net/wireless/iwlwifi/pcie/internal.h b/drivers/net/wireless/iwlwifi/pcie/internal.h
index e851f26fd44c..3120bc5bb12d 100644
--- a/drivers/net/wireless/iwlwifi/pcie/internal.h
+++ b/drivers/net/wireless/iwlwifi/pcie/internal.h
@@ -304,7 +304,7 @@ struct iwl_trans_pcie {
bool bc_table_dword;
u32 rx_page_order;
- const char **command_names;
+ const char *const *command_names;
/* queue watchdog */
unsigned long wd_timeout;
diff --git a/drivers/net/wireless/iwlwifi/pcie/rx.c b/drivers/net/wireless/iwlwifi/pcie/rx.c
index 41f684deff97..cf49f6ce0ff8 100644
--- a/drivers/net/wireless/iwlwifi/pcie/rx.c
+++ b/drivers/net/wireless/iwlwifi/pcie/rx.c
@@ -155,37 +155,26 @@ static void iwl_pcie_rxq_inc_wr_ptr(struct iwl_trans *trans,
if (rxq->need_update == 0)
goto exit_unlock;
- if (trans->cfg->base_params->shadow_reg_enable) {
- /* shadow register enabled */
- /* Device expects a multiple of 8 */
- rxq->write_actual = (rxq->write & ~0x7);
- iwl_write32(trans, FH_RSCSR_CHNL0_WPTR, rxq->write_actual);
- } else {
- /* If power-saving is in use, make sure device is awake */
- if (test_bit(STATUS_TPOWER_PMI, &trans->status)) {
- reg = iwl_read32(trans, CSR_UCODE_DRV_GP1);
-
- if (reg & CSR_UCODE_DRV_GP1_BIT_MAC_SLEEP) {
- IWL_DEBUG_INFO(trans,
- "Rx queue requesting wakeup,"
- " GP1 = 0x%x\n", reg);
- iwl_set_bit(trans, CSR_GP_CNTRL,
- CSR_GP_CNTRL_REG_FLAG_MAC_ACCESS_REQ);
- goto exit_unlock;
- }
-
- rxq->write_actual = (rxq->write & ~0x7);
- iwl_write_direct32(trans, FH_RSCSR_CHNL0_WPTR,
- rxq->write_actual);
-
- /* Else device is assumed to be awake */
- } else {
- /* Device expects a multiple of 8 */
- rxq->write_actual = (rxq->write & ~0x7);
- iwl_write_direct32(trans, FH_RSCSR_CHNL0_WPTR,
- rxq->write_actual);
+ /*
+ * explicitly wake up the NIC if:
+ * 1. shadow registers aren't enabled
+ * 2. there is a chance that the NIC is asleep
+ */
+ if (!trans->cfg->base_params->shadow_reg_enable &&
+ test_bit(STATUS_TPOWER_PMI, &trans->status)) {
+ reg = iwl_read32(trans, CSR_UCODE_DRV_GP1);
+
+ if (reg & CSR_UCODE_DRV_GP1_BIT_MAC_SLEEP) {
+ IWL_DEBUG_INFO(trans, "Rx queue requesting wakeup, GP1 = 0x%x\n",
+ reg);
+ iwl_set_bit(trans, CSR_GP_CNTRL,
+ CSR_GP_CNTRL_REG_FLAG_MAC_ACCESS_REQ);
+ goto exit_unlock;
}
}
+
+ rxq->write_actual = round_down(rxq->write, 8);
+ iwl_write32(trans, FH_RSCSR_CHNL0_WPTR, rxq->write_actual);
rxq->need_update = 0;
exit_unlock:
diff --git a/drivers/net/wireless/iwlwifi/pcie/tx.c b/drivers/net/wireless/iwlwifi/pcie/tx.c
index 254126447c68..3b0c72c10054 100644
--- a/drivers/net/wireless/iwlwifi/pcie/tx.c
+++ b/drivers/net/wireless/iwlwifi/pcie/tx.c
@@ -207,7 +207,7 @@ static void iwl_pcie_txq_stuck_timer(unsigned long data)
IWL_ERR(trans, "scratch %d = 0x%08x\n", i,
le32_to_cpu(txq->scratchbufs[i].scratch));
- iwl_trans_fw_error(trans);
+ iwl_write_prph(trans, DEVICE_SET_NMI_REG, 1);
}
/*
@@ -296,43 +296,38 @@ void iwl_pcie_txq_inc_wr_ptr(struct iwl_trans *trans, struct iwl_txq *txq)
if (txq->need_update == 0)
return;
- if (trans->cfg->base_params->shadow_reg_enable ||
- txq_id == trans_pcie->cmd_queue) {
- /* shadow register enabled */
- iwl_write32(trans, HBUS_TARG_WRPTR,
- txq->q.write_ptr | (txq_id << 8));
- } else {
- /* if we're trying to save power */
- if (test_bit(STATUS_TPOWER_PMI, &trans->status)) {
- /* wake up nic if it's powered down ...
- * uCode will wake up, and interrupt us again, so next
- * time we'll skip this part. */
- reg = iwl_read32(trans, CSR_UCODE_DRV_GP1);
-
- if (reg & CSR_UCODE_DRV_GP1_BIT_MAC_SLEEP) {
- IWL_DEBUG_INFO(trans,
- "Tx queue %d requesting wakeup,"
- " GP1 = 0x%x\n", txq_id, reg);
- iwl_set_bit(trans, CSR_GP_CNTRL,
- CSR_GP_CNTRL_REG_FLAG_MAC_ACCESS_REQ);
- return;
- }
-
- IWL_DEBUG_TX(trans, "Q:%d WR: 0x%x\n", txq_id,
- txq->q.write_ptr);
-
- iwl_write_direct32(trans, HBUS_TARG_WRPTR,
- txq->q.write_ptr | (txq_id << 8));
-
+ /*
+ * explicitly wake up the NIC if:
+ * 1. shadow registers aren't enabled
+ * 2. NIC is woken up for CMD regardless of shadow outside this function
+ * 3. there is a chance that the NIC is asleep
+ */
+ if (!trans->cfg->base_params->shadow_reg_enable &&
+ txq_id != trans_pcie->cmd_queue &&
+ test_bit(STATUS_TPOWER_PMI, &trans->status)) {
/*
- * else not in power-save mode,
- * uCode will never sleep when we're
- * trying to tx (during RFKILL, we're not trying to tx).
+ * wake up nic if it's powered down ...
+ * uCode will wake up, and interrupt us again, so next
+ * time we'll skip this part.
*/
- } else
- iwl_write32(trans, HBUS_TARG_WRPTR,
- txq->q.write_ptr | (txq_id << 8));
+ reg = iwl_read32(trans, CSR_UCODE_DRV_GP1);
+
+ if (reg & CSR_UCODE_DRV_GP1_BIT_MAC_SLEEP) {
+ IWL_DEBUG_INFO(trans, "Tx queue %d requesting wakeup, GP1 = 0x%x\n",
+ txq_id, reg);
+ iwl_set_bit(trans, CSR_GP_CNTRL,
+ CSR_GP_CNTRL_REG_FLAG_MAC_ACCESS_REQ);
+ return;
+ }
}
+
+ /*
+ * if not in power-save mode, uCode will never sleep when we're
+ * trying to tx (during RFKILL, we're not trying to tx).
+ */
+ IWL_DEBUG_TX(trans, "Q:%d WR: 0x%x\n", txq_id, txq->q.write_ptr);
+ iwl_write32(trans, HBUS_TARG_WRPTR, txq->q.write_ptr | (txq_id << 8));
+
txq->need_update = 0;
}
@@ -1029,7 +1024,7 @@ static void iwl_pcie_cmdq_reclaim(struct iwl_trans *trans, int txq_id, int idx)
if (nfreed++ > 0) {
IWL_ERR(trans, "HCMD skipped: index (%d) %d %d\n",
idx, q->write_ptr, q->read_ptr);
- iwl_trans_fw_error(trans);
+ iwl_write_prph(trans, DEVICE_SET_NMI_REG, 1);
}
}
@@ -1588,6 +1583,7 @@ static int iwl_pcie_send_hcmd_sync(struct iwl_trans *trans,
get_cmd_string(trans_pcie, cmd->id));
ret = -ETIMEDOUT;
+ iwl_write_prph(trans, DEVICE_SET_NMI_REG, 1);
iwl_trans_fw_error(trans);
goto cancel;