mt76: add driver code for MT76x2e

MT76x2e is a 2x2 PCIe 802.11ac chipset by MediaTek. This driver has full
support for AP, station, ad-hoc, mesh and monitor mode.

Signed-off-by: Felix Fietkau <nbd@nbd.name>
Signed-off-by: Lorenzo Bianconi <lorenzo.bianconi83@gmail.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>

1 files changed, 155 insertions, 0 deletions

diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2_mcu.h b/drivers/net/wireless/mediatek/mt76/mt76x2_mcu.h
new file mode 100644
index 000000000000..d7a7e83262ce
--- /dev/null
+++ b/drivers/net/wireless/mediatek/mt76/mt76x2_mcu.h
@@ -0,0 +1,155 @@
+/*
+ * Copyright (C) 2016 Felix Fietkau <nbd@nbd.name>
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifndef __MT76x2_MCU_H
+#define __MT76x2_MCU_H
+
+/* Register definitions */
+#define MT_MCU_CPU_CTL			0x0704
+#define MT_MCU_CLOCK_CTL		0x0708
+#define MT_MCU_RESET_CTL		0x070C
+#define MT_MCU_INT_LEVEL		0x0718
+#define MT_MCU_COM_REG0			0x0730
+#define MT_MCU_COM_REG1			0x0734
+#define MT_MCU_COM_REG2			0x0738
+#define MT_MCU_COM_REG3			0x073C
+#define MT_MCU_PCIE_REMAP_BASE1		0x0740
+#define MT_MCU_PCIE_REMAP_BASE2		0x0744
+#define MT_MCU_PCIE_REMAP_BASE3		0x0748
+#define MT_MCU_PCIE_REMAP_BASE4		0x074C
+
+#define MT_LED_CTRL			0x0770
+#define MT_LED_CTRL_REPLAY(_n)		BIT(0 + (8 * (_n)))
+#define MT_LED_CTRL_POLARITY(_n)	BIT(1 + (8 * (_n)))
+#define MT_LED_CTRL_TX_BLINK_MODE(_n)	BIT(2 + (8 * (_n)))
+#define MT_LED_CTRL_KICK(_n)		BIT(7 + (8 * (_n)))
+
+#define MT_LED_TX_BLINK_0		0x0774
+#define MT_LED_TX_BLINK_1		0x0778
+
+#define MT_LED_S0_BASE			0x077C
+#define MT_LED_S0(_n)			(MT_LED_S0_BASE + 8 * (_n))
+#define MT_LED_S1_BASE			0x0780
+#define MT_LED_S1(_n)			(MT_LED_S1_BASE + 8 * (_n))
+#define MT_LED_STATUS_OFF_MASK		GENMASK(31, 24)
+#define MT_LED_STATUS_OFF(_v)		(((_v) << __ffs(MT_LED_STATUS_OFF_MASK)) & \
+					 MT_LED_STATUS_OFF_MASK)
+#define MT_LED_STATUS_ON_MASK		GENMASK(23, 16)
+#define MT_LED_STATUS_ON(_v)		(((_v) << __ffs(MT_LED_STATUS_ON_MASK)) & \
+					 MT_LED_STATUS_ON_MASK)
+#define MT_LED_STATUS_DURATION_MASK	GENMASK(15, 8)
+#define MT_LED_STATUS_DURATION(_v)	(((_v) << __ffs(MT_LED_STATUS_DURATION_MASK)) & \
+					 MT_LED_STATUS_DURATION_MASK)
+
+#define MT_MCU_SEMAPHORE_00		0x07B0
+#define MT_MCU_SEMAPHORE_01		0x07B4
+#define MT_MCU_SEMAPHORE_02		0x07B8
+#define MT_MCU_SEMAPHORE_03		0x07BC
+
+#define MT_MCU_ROM_PATCH_OFFSET		0x80000
+#define MT_MCU_ROM_PATCH_ADDR		0x90000
+
+#define MT_MCU_ILM_OFFSET		0x80000
+#define MT_MCU_ILM_ADDR			0x80000
+
+#define MT_MCU_DLM_OFFSET		0x100000
+#define MT_MCU_DLM_ADDR			0x90000
+#define MT_MCU_DLM_ADDR_E3		0x90800
+
+enum mcu_cmd {
+	CMD_FUN_SET_OP = 1,
+	CMD_LOAD_CR = 2,
+	CMD_INIT_GAIN_OP = 3,
+	CMD_DYNC_VGA_OP = 6,
+	CMD_TDLS_CH_SW = 7,
+	CMD_BURST_WRITE = 8,
+	CMD_READ_MODIFY_WRITE = 9,
+	CMD_RANDOM_READ = 10,
+	CMD_BURST_READ = 11,
+	CMD_RANDOM_WRITE = 12,
+	CMD_LED_MODE_OP = 16,
+	CMD_POWER_SAVING_OP = 20,
+	CMD_WOW_CONFIG = 21,
+	CMD_WOW_QUERY = 22,
+	CMD_WOW_FEATURE = 24,
+	CMD_CARRIER_DETECT_OP = 28,
+	CMD_RADOR_DETECT_OP = 29,
+	CMD_SWITCH_CHANNEL_OP = 30,
+	CMD_CALIBRATION_OP = 31,
+	CMD_BEACON_OP = 32,
+	CMD_ANTENNA_OP = 33,
+};
+
+enum mcu_function {
+	Q_SELECT = 1,
+	BW_SETTING = 2,
+	USB2_SW_DISCONNECT = 2,
+	USB3_SW_DISCONNECT = 3,
+	LOG_FW_DEBUG_MSG = 4,
+	GET_FW_VERSION = 5,
+};
+
+enum mcu_power_mode {
+	RADIO_OFF = 0x30,
+	RADIO_ON = 0x31,
+	RADIO_OFF_AUTO_WAKEUP = 0x32,
+	RADIO_OFF_ADVANCE = 0x33,
+	RADIO_ON_ADVANCE = 0x34,
+};
+
+enum mcu_calibration {
+	MCU_CAL_R = 1,
+	MCU_CAL_TEMP_SENSOR,
+	MCU_CAL_RXDCOC,
+	MCU_CAL_RC,
+	MCU_CAL_SX_LOGEN,
+	MCU_CAL_LC,
+	MCU_CAL_TX_LOFT,
+	MCU_CAL_TXIQ,
+	MCU_CAL_TSSI,
+	MCU_CAL_TSSI_COMP,
+	MCU_CAL_DPD,
+	MCU_CAL_RXIQC_FI,
+	MCU_CAL_RXIQC_FD,
+	MCU_CAL_PWRON,
+	MCU_CAL_TX_SHAPING,
+};
+
+enum mt76x2_mcu_cr_mode {
+	MT_RF_CR,
+	MT_BBP_CR,
+	MT_RF_BBP_CR,
+	MT_HL_TEMP_CR_UPDATE,
+};
+
+struct mt76x2_tssi_comp {
+	u8 pa_mode;
+	u8 cal_mode;
+	u16 pad;
+
+	u8 slope0;
+	u8 slope1;
+	u8 offset0;
+	u8 offset1;
+} __packed __aligned(4);
+
+int mt76x2_mcu_calibrate(struct mt76x2_dev *dev, enum mcu_calibration type,
+			 u32 param);
+int mt76x2_mcu_tssi_comp(struct mt76x2_dev *dev, struct mt76x2_tssi_comp *tssi_data);
+int mt76x2_mcu_init_gain(struct mt76x2_dev *dev, u8 channel, u32 gain,
+			 bool force);
+
+#endif