kernel_5.10 no rt

hc

2023-12-11 6778948f9de86c3cfaf36725a7c87dcff9ba247f

 kernel/drivers/net/wireless/ath/ath10k/sdio.h
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@@ -1,33 +1,14 @@
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+/* SPDX-License-Identifier: ISC */
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 /*
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  * Copyright (c) 2004-2011 Atheros Communications Inc.
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  * Copyright (c) 2011-2012 Qualcomm Atheros, Inc.
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  * Copyright (c) 2016-2017 Erik Stromdahl <erik.stromdahl@gmail.com>
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- *
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- * Permission to use, copy, modify, and/or distribute this software for any
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- * purpose with or without fee is hereby granted, provided that the above
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- * copyright notice and this permission notice appear in all copies.
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- *
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- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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- * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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- * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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- * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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  */
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 #ifndef _SDIO_H_
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 #define _SDIO_H_
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10
 
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 #define ATH10K_HIF_MBOX_BLOCK_SIZE              256
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-
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-#define QCA_MANUFACTURER_ID_BASE                GENMASK(11, 8)
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-#define QCA_MANUFACTURER_ID_AR6005_BASE         0x5
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-#define QCA_MANUFACTURER_ID_QCA9377_BASE        0x7
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-#define QCA_SDIO_ID_AR6005_BASE                 0x500
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-#define QCA_SDIO_ID_QCA9377_BASE                0x700
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-#define QCA_MANUFACTURER_ID_REV_MASK            0x00FF
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-#define QCA_MANUFACTURER_CODE                   0x271 /* Qualcomm/Atheros */
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12
 
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 #define ATH10K_SDIO_MAX_BUFFER_SIZE             4096 /*Unsure of this constant*/
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14
 
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@@ -48,7 +29,7 @@
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 	(ATH10K_SDIO_MAX_BUFFER_SIZE - sizeof(struct ath10k_htc_hdr))
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 #define ATH10K_HIF_MBOX_NUM_MAX                 4
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-#define ATH10K_SDIO_BUS_REQUEST_MAX_NUM         64
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+#define ATH10K_SDIO_BUS_REQUEST_MAX_NUM         1024
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 #define ATH10K_SDIO_HIF_COMMUNICATION_TIMEOUT_HZ (100 * HZ)
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@@ -100,15 +81,30 @@
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  * to the maximum value (HTC_HOST_MAX_MSG_PER_RX_BUNDLE).
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  *
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  * in this case the driver must allocate
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- * (HTC_HOST_MAX_MSG_PER_RX_BUNDLE * HTC_HOST_MAX_MSG_PER_RX_BUNDLE) skb's.
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+ * (HTC_HOST_MAX_MSG_PER_RX_BUNDLE * 2) skb's.
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  */
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 #define ATH10K_SDIO_MAX_RX_MSGS \
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-	(HTC_HOST_MAX_MSG_PER_RX_BUNDLE * HTC_HOST_MAX_MSG_PER_RX_BUNDLE)
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+	(HTC_HOST_MAX_MSG_PER_RX_BUNDLE * 2)
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 #define ATH10K_FIFO_TIMEOUT_AND_CHIP_CONTROL   0x00000868u
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 #define ATH10K_FIFO_TIMEOUT_AND_CHIP_CONTROL_DISABLE_SLEEP_OFF 0xFFFEFFFF
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 #define ATH10K_FIFO_TIMEOUT_AND_CHIP_CONTROL_DISABLE_SLEEP_ON 0x10000
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+enum sdio_mbox_state {
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+	SDIO_MBOX_UNKNOWN_STATE = 0,
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+	SDIO_MBOX_REQUEST_TO_SLEEP_STATE = 1,
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+	SDIO_MBOX_SLEEP_STATE = 2,
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+	SDIO_MBOX_AWAKE_STATE = 3,
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+};
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+
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+#define ATH10K_CIS_READ_WAIT_4_RTC_CYCLE_IN_US	125
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+#define ATH10K_CIS_RTC_STATE_ADDR		0x1138
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+#define ATH10K_CIS_RTC_STATE_ON			0x01
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+#define ATH10K_CIS_XTAL_SETTLE_DURATION_IN_US	1500
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+#define ATH10K_CIS_READ_RETRY			10
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+#define ATH10K_MIN_SLEEP_INACTIVITY_TIME_MS	50
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+
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+/* TODO: remove this and use skb->cb instead, much cleaner approach */
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 struct ath10k_sdio_bus_request {
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 	struct list_head list;
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@@ -137,7 +133,6 @@
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 	bool part_of_bundle;
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 	bool last_in_bundle;
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 	bool trailer_only;
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-	int status;
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 };
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 struct ath10k_sdio_irq_proc_regs {
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@@ -149,8 +144,8 @@
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 	u8 rx_lookahead_valid;
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 	u8 host_int_status2;
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 	u8 gmbox_rx_avail;
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-	__le32 rx_lookahead[2];
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-	__le32 rx_gmbox_lookahead_alias[2];
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+	__le32 rx_lookahead[2 * ATH10K_HIF_MBOX_NUM_MAX];
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+	__le32 int_status_enable;
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 };
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 struct ath10k_sdio_irq_enable_regs {
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@@ -198,6 +193,9 @@
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 	struct ath10k_sdio_bus_request bus_req[ATH10K_SDIO_BUS_REQUEST_MAX_NUM];
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 	/* free list of bus requests */
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 	struct list_head bus_req_freeq;
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+
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+	struct sk_buff_head rx_head;
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+
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 	/* protects access to bus_req_freeq */
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 	spinlock_t lock;
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@@ -206,6 +204,13 @@
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 	struct ath10k *ar;
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 	struct ath10k_sdio_irq_data irq_data;
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+
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+	/* temporary buffer for sdio read.
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+	 * It is allocated when probe, and used for receive bundled packets,
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+	 * the read for bundled packets is not parallel, so it does not need
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+	 * protected.
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+	 */
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+	u8 *vsg_buffer;
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 	/* temporary buffer for BMI requests */
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 	u8 *bmi_buf;
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@@ -217,6 +222,10 @@
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 	struct list_head wr_asyncq;
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 	/* protects access to wr_asyncq */
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 	spinlock_t wr_async_lock;
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+
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+	struct work_struct async_work_rx;
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+	struct timer_list sleep_timer;
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+	enum sdio_mbox_state mbox_state;
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 };
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 static inline struct ath10k_sdio *ath10k_sdio_priv(struct ath10k *ar)