forked from Qortal/Brooklyn
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
138 lines
4.7 KiB
138 lines
4.7 KiB
/** |
|
* @section LICENSE |
|
* Copyright (c) 2014 Redpine Signals Inc. |
|
* |
|
* 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 __RSI_SDIO_INTF__ |
|
#define __RSI_SDIO_INTF__ |
|
|
|
#include <linux/mmc/card.h> |
|
#include <linux/mmc/mmc.h> |
|
#include <linux/mmc/host.h> |
|
#include <linux/mmc/sdio_func.h> |
|
#include <linux/mmc/sdio.h> |
|
#include <linux/mmc/sd.h> |
|
#include <linux/mmc/sdio_ids.h> |
|
#include "rsi_main.h" |
|
|
|
enum sdio_interrupt_type { |
|
BUFFER_FULL = 0x0, |
|
BUFFER_AVAILABLE = 0x2, |
|
FIRMWARE_ASSERT_IND = 0x3, |
|
MSDU_PACKET_PENDING = 0x4, |
|
UNKNOWN_INT = 0XE |
|
}; |
|
|
|
/* Buffer status register related info */ |
|
#define PKT_BUFF_SEMI_FULL 0 |
|
#define PKT_BUFF_FULL 1 |
|
#define PKT_MGMT_BUFF_FULL 2 |
|
#define MSDU_PKT_PENDING 3 |
|
#define RECV_NUM_BLOCKS 4 |
|
/* Interrupt Bit Related Macros */ |
|
#define PKT_BUFF_AVAILABLE 1 |
|
#define FW_ASSERT_IND 2 |
|
|
|
#define RSI_MASTER_REG_BUF_SIZE 12 |
|
|
|
#define RSI_DEVICE_BUFFER_STATUS_REGISTER 0xf3 |
|
#define RSI_FN1_INT_REGISTER 0xf9 |
|
#define RSI_INT_ENABLE_REGISTER 0x04 |
|
#define RSI_INT_ENABLE_MASK 0xfc |
|
#define RSI_SD_REQUEST_MASTER 0x10000 |
|
|
|
/* FOR SD CARD ONLY */ |
|
#define SDIO_RX_NUM_BLOCKS_REG 0x000F1 |
|
#define SDIO_FW_STATUS_REG 0x000F2 |
|
#define SDIO_NXT_RD_DELAY2 0x000F5 |
|
#define SDIO_MASTER_ACCESS_MSBYTE 0x000FA |
|
#define SDIO_MASTER_ACCESS_LSBYTE 0x000FB |
|
#define SDIO_READ_START_LVL 0x000FC |
|
#define SDIO_READ_FIFO_CTL 0x000FD |
|
#define SDIO_WRITE_FIFO_CTL 0x000FE |
|
#define SDIO_WAKEUP_REG 0x000FF |
|
#define SDIO_FUN1_INTR_CLR_REG 0x0008 |
|
#define SDIO_REG_HIGH_SPEED 0x0013 |
|
|
|
#define RSI_GET_SDIO_INTERRUPT_TYPE(_I, TYPE) \ |
|
{ \ |
|
TYPE = \ |
|
(_I & (1 << PKT_BUFF_AVAILABLE)) ? \ |
|
BUFFER_AVAILABLE : \ |
|
(_I & (1 << MSDU_PKT_PENDING)) ? \ |
|
MSDU_PACKET_PENDING : \ |
|
(_I & (1 << FW_ASSERT_IND)) ? \ |
|
FIRMWARE_ASSERT_IND : UNKNOWN_INT; \ |
|
} |
|
|
|
/* common registers in SDIO function1 */ |
|
#define TA_SOFT_RESET_REG 0x0004 |
|
#define TA_TH0_PC_REG 0x0400 |
|
#define TA_HOLD_THREAD_REG 0x0844 |
|
#define TA_RELEASE_THREAD_REG 0x0848 |
|
|
|
#define TA_SOFT_RST_CLR 0 |
|
#define TA_SOFT_RST_SET BIT(0) |
|
#define TA_PC_ZERO 0 |
|
#define TA_HOLD_THREAD_VALUE 0xF |
|
#define TA_RELEASE_THREAD_VALUE 0xF |
|
#define TA_BASE_ADDR 0x2200 |
|
#define MISC_CFG_BASE_ADDR 0x4105 |
|
|
|
struct receive_info { |
|
bool buffer_full; |
|
bool semi_buffer_full; |
|
bool mgmt_buffer_full; |
|
u32 mgmt_buf_full_counter; |
|
u32 buf_semi_full_counter; |
|
u8 watch_bufferfull_count; |
|
u32 sdio_intr_status_zero; |
|
u32 sdio_int_counter; |
|
u32 total_sdio_msdu_pending_intr; |
|
u32 total_sdio_unknown_intr; |
|
u32 buf_full_counter; |
|
u32 buf_available_counter; |
|
}; |
|
|
|
struct rsi_91x_sdiodev { |
|
struct sdio_func *pfunction; |
|
struct task_struct *sdio_irq_task; |
|
struct receive_info rx_info; |
|
u32 next_read_delay; |
|
u32 sdio_high_speed_enable; |
|
u8 sdio_clock_speed; |
|
u32 cardcapability; |
|
u8 prev_desc[16]; |
|
u16 tx_blk_size; |
|
u8 write_fail; |
|
bool buff_status_updated; |
|
struct rsi_thread rx_thread; |
|
u8 pktbuffer[8192] __aligned(4); |
|
}; |
|
|
|
int rsi_init_sdio_slave_regs(struct rsi_hw *adapter); |
|
int rsi_sdio_read_register(struct rsi_hw *adapter, u32 addr, u8 *data); |
|
int rsi_sdio_host_intf_read_pkt(struct rsi_hw *adapter, u8 *pkt, u32 length); |
|
int rsi_sdio_write_register(struct rsi_hw *adapter, u8 function, |
|
u32 addr, u8 *data); |
|
int rsi_sdio_write_register_multiple(struct rsi_hw *adapter, u32 addr, |
|
u8 *data, u16 count); |
|
int rsi_sdio_master_access_msword(struct rsi_hw *adapter, u16 ms_word); |
|
void rsi_sdio_ack_intr(struct rsi_hw *adapter, u8 int_bit); |
|
int rsi_sdio_determine_event_timeout(struct rsi_hw *adapter); |
|
int rsi_sdio_check_buffer_status(struct rsi_hw *adapter, u8 q_num); |
|
void rsi_sdio_rx_thread(struct rsi_common *common); |
|
#endif
|
|
|