Merge tag 'mt76-for-kvalo-2018-10-01' of https://github.com/nbd168/wi…

…reless

mt76 patches for 4.20

* unify code between mt76x0, mt76x2
* mt76x0 fixes
* tx power configuration fix for 76x2
* more progress on mt76x0e support
* support for getting firmware version via ethtool
* fix for rx buffer allocation regression on usb
* fix for handling powersave responses
* fix for mt76x2 beacon transmission

drivers/net/wireless/mediatek/mt76/Makefile

@@ -15,7 +15,8 @@ mt76-usb-y := usb.o usb_trace.o usb_mcu.o
 CFLAGS_trace.o := -I$(src)
 CFLAGS_usb_trace.o := -I$(src)
 
-mt76x02-lib-y := mt76x02_util.o mt76x02_mac.o mt76x02_mcu.o
+mt76x02-lib-y := mt76x02_util.o mt76x02_mac.o mt76x02_mcu.o \
+		 mt76x02_eeprom.o mt76x02_phy.o mt76x02_mmio.o
 
 mt76x02-usb-y := mt76x02_usb_mcu.o mt76x02_usb_core.o
 

drivers/net/wireless/mediatek/mt76/debugfs.c

@@ -56,6 +56,35 @@ mt76_queues_read(struct seq_file *s, void *data)
 	return 0;
 }
 
+void mt76_seq_puts_array(struct seq_file *file, const char *str,
+			 s8 *val, int len)
+{
+	int i;
+
+	seq_printf(file, "%10s:", str);
+	for (i = 0; i < len; i++)
+		seq_printf(file, " %2d", val[i]);
+	seq_puts(file, "\n");
+}
+EXPORT_SYMBOL_GPL(mt76_seq_puts_array);
+
+static int mt76_read_rate_txpower(struct seq_file *s, void *data)
+{
+	struct mt76_dev *dev = dev_get_drvdata(s->private);
+
+	mt76_seq_puts_array(s, "CCK", dev->rate_power.cck,
+			    ARRAY_SIZE(dev->rate_power.cck));
+	mt76_seq_puts_array(s, "OFDM", dev->rate_power.ofdm,
+			    ARRAY_SIZE(dev->rate_power.ofdm));
+	mt76_seq_puts_array(s, "STBC", dev->rate_power.stbc,
+			    ARRAY_SIZE(dev->rate_power.stbc));
+	mt76_seq_puts_array(s, "HT", dev->rate_power.ht,
+			    ARRAY_SIZE(dev->rate_power.ht));
+	mt76_seq_puts_array(s, "VHT", dev->rate_power.vht,
+			    ARRAY_SIZE(dev->rate_power.vht));
+	return 0;
+}
+
 struct dentry *mt76_register_debugfs(struct mt76_dev *dev)
 {
 	struct dentry *dir;
@@ -72,6 +101,8 @@ struct dentry *mt76_register_debugfs(struct mt76_dev *dev)
 	if (dev->otp.data)
 		debugfs_create_blob("otp", 0400, dir, &dev->otp);
 	debugfs_create_devm_seqfile(dev->dev, "queues", dir, mt76_queues_read);
+	debugfs_create_devm_seqfile(dev->dev, "rate_txpower", dir,
+				    mt76_read_rate_txpower);
 
 	return dir;
 }

drivers/net/wireless/mediatek/mt76/mac80211.c

@@ -550,6 +550,12 @@ mt76_check_ps(struct mt76_dev *dev, struct sk_buff *skb)
 	struct mt76_wcid *wcid = status->wcid;
 	bool ps;
 
+	if (ieee80211_is_pspoll(hdr->frame_control) && !wcid) {
+		sta = ieee80211_find_sta_by_ifaddr(dev->hw, hdr->addr2, NULL);
+		if (sta)
+			wcid = status->wcid = (struct mt76_wcid *) sta->drv_priv;
+	}
+
 	if (!wcid || !wcid->sta)
 		return;
 

drivers/net/wireless/mediatek/mt76/mmio.c

@@ -46,20 +46,47 @@ static void mt76_mmio_copy(struct mt76_dev *dev, u32 offset, const void *data,
 	__iowrite32_copy(dev->mmio.regs + offset, data, len >> 2);
 }
 
+static int mt76_mmio_wr_rp(struct mt76_dev *dev, u32 base,
+			   const struct mt76_reg_pair *data, int len)
+{
+	while (len > 0) {
+		mt76_mmio_wr(dev, data->reg, data->value);
+		data++;
+		len--;
+	}
+
+	return 0;
+}
+
+static int mt76_mmio_rd_rp(struct mt76_dev *dev, u32 base,
+			   struct mt76_reg_pair *data, int len)
+{
+	while (len > 0) {
+		data->value = mt76_mmio_rr(dev, data->reg);
+		data++;
+		len--;
+	}
+
+	return 0;
+}
+
 void mt76_mmio_init(struct mt76_dev *dev, void __iomem *regs)
 {
 	static const struct mt76_bus_ops mt76_mmio_ops = {
 		.rr = mt76_mmio_rr,
 		.rmw = mt76_mmio_rmw,
 		.wr = mt76_mmio_wr,
 		.copy = mt76_mmio_copy,
+		.wr_rp = mt76_mmio_wr_rp,
+		.rd_rp = mt76_mmio_rd_rp,
 	};
 
 	dev->bus = &mt76_mmio_ops;
 	dev->mmio.regs = regs;
 
 	skb_queue_head_init(&dev->mmio.mcu.res_q);
 	init_waitqueue_head(&dev->mmio.mcu.wait);
+	spin_lock_init(&dev->mmio.irq_lock);
 	mutex_init(&dev->mmio.mcu.mutex);
 }
 EXPORT_SYMBOL_GPL(mt76_mmio_init);

drivers/net/wireless/mediatek/mt76/mt76.h

@@ -122,6 +122,7 @@ struct mt76_queue {
 	dma_addr_t desc_dma;
 	struct sk_buff *rx_head;
 	struct page_frag_cache rx_page;
+	spinlock_t rx_page_lock;
 };
 
 struct mt76_mcu_ops {
@@ -275,6 +276,19 @@ struct mt76_sband {
 	struct mt76_channel_state *chan;
 };
 
+struct mt76_rate_power {
+	union {
+		struct {
+			s8 cck[4];
+			s8 ofdm[8];
+			s8 stbc[10];
+			s8 ht[16];
+			s8 vht[10];
+		};
+		s8 all[48];
+	};
+};
+
 /* addr req mask */
 #define MT_VEND_TYPE_EEPROM	BIT(31)
 #define MT_VEND_TYPE_CFG	BIT(30)
@@ -349,6 +363,8 @@ struct mt76_mmio {
 		u32 msg_seq;
 	} mcu;
 	void __iomem *regs;
+	spinlock_t irq_lock;
+	u32 irqmask;
 };
 
 struct mt76_dev {
@@ -388,13 +404,18 @@ struct mt76_dev {
 	unsigned long state;
 
 	u8 antenna_mask;
+	u16 chainmask;
 
 	struct mt76_sband sband_2g;
 	struct mt76_sband sband_5g;
 	struct debugfs_blob_wrapper eeprom;
 	struct debugfs_blob_wrapper otp;
 	struct mt76_hw_cap cap;
 
+	struct mt76_rate_power rate_power;
+	int txpower_conf;
+	int txpower_cur;
+
 	u32 debugfs_reg;
 
 	struct led_classdev led_cdev;
@@ -418,18 +439,6 @@ enum mt76_phy_type {
 	MT_PHY_TYPE_VHT,
 };
 
-struct mt76_rate_power {
-	union {
-		struct {
-			s8 cck[4];
-			s8 ofdm[8];
-			s8 ht[16];
-			s8 vht[10];
-		};
-		s8 all[38];
-	};
-};
-
 struct mt76_rx_status {
 	struct mt76_wcid *wcid;
 
@@ -510,8 +519,8 @@ static inline u16 mt76_rev(struct mt76_dev *dev)
 #define mt76xx_chip(dev) mt76_chip(&((dev)->mt76))
 #define mt76xx_rev(dev) mt76_rev(&((dev)->mt76))
 
-#define mt76_init_queues(dev)		(dev)->mt76.queue_ops->init(&((dev)->mt76))
-#define mt76_queue_alloc(dev, ...)	(dev)->mt76.queue_ops->alloc(&((dev)->mt76), __VA_ARGS__)
+#define __mt76_init_queues(dev)		(dev)->queue_ops->init((dev))
+#define __mt76_queue_alloc(dev, ...)	(dev)->queue_ops->alloc((dev), __VA_ARGS__)
 #define mt76_queue_add_buf(dev, ...)	(dev)->mt76.queue_ops->add_buf(&((dev)->mt76), __VA_ARGS__)
 #define mt76_queue_rx_reset(dev, ...)	(dev)->mt76.queue_ops->rx_reset(&((dev)->mt76), __VA_ARGS__)
 #define mt76_queue_tx_cleanup(dev, ...)	(dev)->mt76.queue_ops->tx_cleanup(&((dev)->mt76), __VA_ARGS__)
@@ -539,6 +548,8 @@ int mt76_register_device(struct mt76_dev *dev, bool vht,
 void mt76_unregister_device(struct mt76_dev *dev);
 
 struct dentry *mt76_register_debugfs(struct mt76_dev *dev);
+void mt76_seq_puts_array(struct seq_file *file, const char *str,
+			 s8 *val, int len);
 
 int mt76_eeprom_init(struct mt76_dev *dev, int len);
 void mt76_eeprom_override(struct mt76_dev *dev);

drivers/net/wireless/mediatek/mt76/mt76x0/Makefile

@@ -5,8 +5,8 @@ obj-$(CONFIG_MT76x0_COMMON) += mt76x0-common.o
 mt76x0-common-y := \
 	init.o main.o trace.o eeprom.o phy.o \
 	mac.o debugfs.o tx.o
-mt76x0u-y := usb.o
-mt76x0e-y := pci.o
+mt76x0u-y := usb.o usb_mcu.o
+mt76x0e-y := pci.o pci_mcu.o
 
 # ccflags-y := -DDEBUG
 CFLAGS_trace.o := -I$(src)

drivers/net/wireless/mediatek/mt76/mt76x0/debugfs.c

@@ -18,26 +18,6 @@
 #include "mt76x0.h"
 #include "eeprom.h"
 
-static int
-mt76_reg_set(void *data, u64 val)
-{
-	struct mt76x0_dev *dev = data;
-
-	mt76_wr(dev, dev->debugfs_reg, val);
-	return 0;
-}
-
-static int
-mt76_reg_get(void *data, u64 *val)
-{
-	struct mt76x0_dev *dev = data;
-
-	*val = mt76_rr(dev, dev->debugfs_reg);
-	return 0;
-}
-
-DEFINE_SIMPLE_ATTRIBUTE(fops_regval, mt76_reg_get, mt76_reg_set, "0x%08llx\n");
-
 static int
 mt76x0_ampdu_stat_read(struct seq_file *file, void *data)
 {
@@ -95,72 +75,13 @@ static const struct file_operations fops_ampdu_stat = {
 	.release = single_release,
 };
 
-static int
-mt76x0_eeprom_param_read(struct seq_file *file, void *data)
-{
-	struct mt76x0_dev *dev = file->private;
-	int i;
-
-	seq_printf(file, "RF freq offset: %hhx\n", dev->ee->rf_freq_off);
-	seq_printf(file, "RSSI offset 2GHz: %hhx %hhx\n",
-		   dev->ee->rssi_offset_2ghz[0], dev->ee->rssi_offset_2ghz[1]);
-	seq_printf(file, "RSSI offset 5GHz: %hhx %hhx %hhx\n",
-		   dev->ee->rssi_offset_5ghz[0], dev->ee->rssi_offset_5ghz[1],
-		   dev->ee->rssi_offset_5ghz[2]);
-	seq_printf(file, "Temperature offset: %hhx\n", dev->ee->temp_off);
-	seq_printf(file, "LNA gain 2Ghz: %hhx\n", dev->ee->lna_gain_2ghz);
-	seq_printf(file, "LNA gain 5Ghz: %hhx %hhx %hhx\n",
-		   dev->ee->lna_gain_5ghz[0], dev->ee->lna_gain_5ghz[1],
-		   dev->ee->lna_gain_5ghz[2]);
-	seq_printf(file, "Power Amplifier type %hhx\n", dev->ee->pa_type);
-	seq_printf(file, "Reg channels: %hhu-%hhu\n", dev->ee->reg.start,
-		   dev->ee->reg.start + dev->ee->reg.num - 1);
-
-	seq_puts(file, "Per channel power:\n");
-	for (i = 0; i < 58; i++)
-		seq_printf(file, "\t%d chan:%d pwr:%d\n", i, i,
-			   dev->ee->tx_pwr_per_chan[i]);
-
-	seq_puts(file, "Per rate power 2GHz:\n");
-	for (i = 0; i < 5; i++)
-		seq_printf(file, "\t %d bw20:%d bw40:%d\n",
-			   i, dev->ee->tx_pwr_cfg_2g[i][0],
-			      dev->ee->tx_pwr_cfg_5g[i][1]);
-
-	seq_puts(file, "Per rate power 5GHz:\n");
-	for (i = 0; i < 5; i++)
-		seq_printf(file, "\t %d bw20:%d bw40:%d\n",
-			   i, dev->ee->tx_pwr_cfg_5g[i][0],
-			      dev->ee->tx_pwr_cfg_5g[i][1]);
-
-	return 0;
-}
-
-static int
-mt76x0_eeprom_param_open(struct inode *inode, struct file *f)
-{
-	return single_open(f, mt76x0_eeprom_param_read, inode->i_private);
-}
-
-static const struct file_operations fops_eeprom_param = {
-	.open = mt76x0_eeprom_param_open,
-	.read = seq_read,
-	.llseek = seq_lseek,
-	.release = single_release,
-};
-
 void mt76x0_init_debugfs(struct mt76x0_dev *dev)
 {
 	struct dentry *dir;
 
-	dir = debugfs_create_dir("mt76x0", dev->mt76.hw->wiphy->debugfsdir);
+	dir = mt76_register_debugfs(&dev->mt76);
 	if (!dir)
 		return;
 
-	debugfs_create_u32("regidx", S_IRUSR | S_IWUSR, dir, &dev->debugfs_reg);
-	debugfs_create_file("regval", S_IRUSR | S_IWUSR, dir, dev,
-			    &fops_regval);
 	debugfs_create_file("ampdu_stat", S_IRUSR, dir, dev, &fops_ampdu_stat);
-	debugfs_create_file("eeprom_param", S_IRUSR, dir, dev,
-			    &fops_eeprom_param);
 }