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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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16d3bb7b2f
Firmware's watchdog timer should be disabled as a part of reset sequence. This change fixes a firmware hang issue observed during stress tests. Signed-off-by: Amitkumar Karwar <amit.karwar@redpinesignals.com> Signed-off-by: Siva Rebbagondla <siva.rebbagondla@redpinesignals.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
80 lines
2.3 KiB
C
80 lines
2.3 KiB
C
/**
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* @section LICENSE
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* Copyright (c) 2014 Redpine Signals Inc.
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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 __RSI_USB_INTF__
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#define __RSI_USB_INTF__
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#include <linux/usb.h>
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#include "rsi_main.h"
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#include "rsi_common.h"
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#define USB_INTERNAL_REG_1 0x25000
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#define RSI_USB_READY_MAGIC_NUM 0xab
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#define FW_STATUS_REG 0x41050012
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#define RSI_TA_HOLD_REG 0x22000844
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#define RSI_FW_WDT_DISABLE_REQ 0x69
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#define USB_VENDOR_REGISTER_READ 0x15
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#define USB_VENDOR_REGISTER_WRITE 0x16
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#define RSI_USB_TX_HEAD_ROOM 128
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#define MAX_RX_URBS 2
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#define MAX_BULK_EP 8
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#define WLAN_EP 1
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#define BT_EP 2
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#define RSI_USB_BUF_SIZE 4096
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#define RSI_USB_CTRL_BUF_SIZE 0x04
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struct rx_usb_ctrl_block {
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u8 *data;
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struct urb *rx_urb;
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struct sk_buff *rx_skb;
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u8 ep_num;
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};
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struct rsi_91x_usbdev {
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void *priv;
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struct rsi_thread rx_thread;
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u8 endpoint;
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struct usb_device *usbdev;
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struct usb_interface *pfunction;
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struct rx_usb_ctrl_block rx_cb[MAX_RX_URBS];
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u8 *tx_buffer;
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__le16 bulkin_size[MAX_BULK_EP];
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u8 bulkin_endpoint_addr[MAX_BULK_EP];
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__le16 bulkout_size[MAX_BULK_EP];
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u8 bulkout_endpoint_addr[MAX_BULK_EP];
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u32 tx_blk_size;
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u8 write_fail;
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struct sk_buff_head rx_q;
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};
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static inline int rsi_usb_check_queue_status(struct rsi_hw *adapter, u8 q_num)
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{
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/* In USB, there isn't any need to check the queue status */
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return QUEUE_NOT_FULL;
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}
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static inline int rsi_usb_event_timeout(struct rsi_hw *adapter)
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{
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return EVENT_WAIT_FOREVER;
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}
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void rsi_usb_rx_thread(struct rsi_common *common);
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#endif
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