diff options
Diffstat (limited to 'drivers/misc/modem_if_u1/modem_link_device_spi.h')
| -rw-r--r-- | drivers/misc/modem_if_u1/modem_link_device_spi.h | 276 |
1 files changed, 0 insertions, 276 deletions
diff --git a/drivers/misc/modem_if_u1/modem_link_device_spi.h b/drivers/misc/modem_if_u1/modem_link_device_spi.h deleted file mode 100644 index 3e2456e..0000000 --- a/drivers/misc/modem_if_u1/modem_link_device_spi.h +++ /dev/null @@ -1,276 +0,0 @@ -/* - * Copyright (C) 2011 Google, Inc. - * Copyright (C) 2010 Samsung Electronics. - * - * This software is licensed under the terms of the GNU General Public - * License version 2, as published by the Free Software Foundation, and - * may be copied, distributed, and modified under those terms. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - */ -#ifndef __MODEM_LINK_DEVICE_SPI_H__ -#define __MODEM_LINK_DEVICE_SPI_H__ - -#include <linux/wakelock.h> -#include <linux/workqueue.h> -#include <linux/timer.h> -#include <linux/platform_data/modem.h> - - -#define SPI_TIMER_TX_WAIT_TIME 60 /* ms */ -#define SPI_TIMER_RX_WAIT_TIME 500 /* ms */ - -#define SPI_MAX_PACKET_SIZE (2048 * 6) -#define SPI_TASK_EVENT_COUNT 64 -#define SPI_DATA_BOF 0x7F -#define SPI_DATA_EOF 0x7E -#define SPI_DATA_FF_PADDING_HEADER 0xFFFFFFFF - -#define SPI_DATA_MUX_NORMAL_MASK 0x0F -#define SPI_DATA_MUX_MORE_H 0x10 -#define SPI_DATA_MUX_MORE_M 0x20 -#define SPI_DATA_MUX_MORE_T 0x30 - -#define SPI_DATA_MUX_SIZE 2 -#define SPI_DATA_LENGTH_SIZE 4 -#define SPI_DATA_BOF_SIZE 1 -#define SPI_DATA_INNER_LENGTH_SIZE 4 -#define SPI_DATA_IPC_INNER_LENGTH_SIZE 2 -#define SPI_DATA_IPC_INNER_CONTROL_SIZE 1 -#define SPI_DATA_EOF_SIZE 1 -#define SPI_DATA_HEADER_SIZE (SPI_DATA_MUX_SIZE+ \ - SPI_DATA_LENGTH_SIZE+SPI_DATA_BOF_SIZE+SPI_DATA_EOF_SIZE) -#define SPI_DATA_HEADER_SIZE_FRONT (SPI_DATA_MUX_SIZE+ \ - SPI_DATA_LENGTH_SIZE+SPI_DATA_BOF_SIZE) -#define SPI_DATA_IPC_INNER_HEADER_SIZE \ - (SPI_DATA_IPC_INNER_LENGTH_SIZE+ \ - SPI_DATA_IPC_INNER_CONTROL_SIZE) -#define SPI_DATA_SIZE(X) (SPI_DATA_HEADER_SIZE+X) - -#define SPI_DATA_LENGTH_OFFSET SPI_DATA_MUX_SIZE -#define SPI_DATA_BOF_OFFSET (SPI_DATA_LENGTH_OFFSET+ \ - SPI_DATA_LENGTH_SIZE) -#define SPI_DATA_DATA_OFFSET (SPI_DATA_BOF_OFFSET+ \ - SPI_DATA_BOF_SIZE) -#define SPI_DATA_EOF_OFFSET(X) (SPI_DATA_DATA_OFFSET+X) - -#define SPI_DATA_PACKET_HEADER_SIZE 4 -#define SPI_DATA_PACKET_MUX_ERROR_SPARE_SIZE 4 -#define SPI_DATA_PACKET_MAX_PACKET_BODY_SIZE \ - (SPI_MAX_PACKET_SIZE-SPI_DATA_PACKET_HEADER_SIZE- \ - SPI_DATA_PACKET_MUX_ERROR_SPARE_SIZE) - -#define SPI_DATA_MIN_SIZE (SPI_DATA_HEADER_SIZE*2) -#define SPI_DATA_MAX_SIZE_PER_PACKET (SPI_MAX_PACKET_SIZE- \ - SPI_DATA_PACKET_HEADER_SIZE-SPI_DATA_HEADER_SIZE- \ - SPI_DATA_PACKET_MUX_ERROR_SPARE_SIZE) - -#define SPI_DATA_DIVIDE_BUFFER_SIZE SPI_MAX_PACKET_SIZE - -struct spi_work_type { - struct work_struct work; - int signal_code; -}; - -enum spi_msg_t { - SPI_WORK_SEND, - SPI_WORK_RECEIVE -}; - -enum spi_work_t { - SPI_WORK, - SPI_WORK_FRONT -}; - -enum spi_state_t { - SPI_STATE_START, /* before init complete */ - SPI_STATE_INIT, /* initialising */ - SPI_STATE_IDLE, /* suspend. Waiting for event */ - /* state to start tx. Become from idle */ - SPI_STATE_TX_START, - SPI_STATE_TX_CONFIRM, - /* (in case of master) */ - /* wait srdy rising interrupt to check slave preparing */ - /* (in case of slave) */ - /* wait submrdy rising interrupt to check sync complete */ - SPI_STATE_TX_WAIT, - SPI_STATE_TX_SENDING, /* tx data sending */ - SPI_STATE_TX_TERMINATE, - SPI_STATE_TX_MORE, - - /* in case of slave, wait submrdy rising interrupt to */ - SPI_STATE_RX_WAIT, - - /* check sync complete then it starts to read buffer */ - SPI_STATE_RX_MORE, - SPI_STATE_RX_TERMINATE, - SPI_STATE_END /* spi task is stopped */ -}; - -enum spi_timer_state_t { - SPI_STATE_TIME_START, - SPI_STATE_TIME_OVER -}; - -enum spi_gpiolevel_t { - SPI_GPIOLEVEL_LOW = 0, - SPI_GPIOLEVEL_HIGH -}; - -enum spi_data_type_t { - SPI_DATA_MUX_IPC = 0x01, - SPI_DATA_MUX_RAW = 0x02, - SPI_DATA_MUX_RFS = 0x03, - SPI_DATA_MUX_CMD = 0x04, -}; - -struct spi_data_packet_header { - /* 12bit : packet size less than SPI_DEV_PACKET_SIZE */ - unsigned long current_data_size:31; - /* 1bit : packet division flag */ - unsigned long more:1; -}; - -struct link_pm_data { - struct miscdevice miscdev; - struct spi_link_device *spild; - - struct notifier_block pm_notifier; -}; - -struct spi_link_device { - struct link_device ld; - - /* Link to SPI control functions dependent on each platform */ - int max_ipc_dev; - - /* Wakelock for SPI device */ - struct wake_lock spi_wake_lock; - /* Workqueue for modem bin transfers */ - struct workqueue_struct *ipc_spi_wq; - - /* SPI state */ - int spi_state; - - /* SPI Timer state */ - int spi_timer_tx_state; - int spi_timer_rx_state; - - /* SPI GPIO pins */ - unsigned int gpio_ipc_mrdy; - unsigned int gpio_ipc_srdy; - unsigned int gpio_ipc_sub_mrdy; - unsigned int gpio_ipc_sub_srdy; - - unsigned int gpio_modem_bin_srdy; - - unsigned int gpio_ap_cp_int1; - unsigned int gpio_ap_cp_int2; - - /* value for checking spi pin status */ - unsigned long mrdy_low_time_save; - unsigned long mrdy_high_time_save; - - /* SPI Wait Timer */ - struct timer_list spi_tx_timer; - struct timer_list spi_rx_timer; - - struct workqueue_struct *spi_wq; - struct spi_work_type spi_work; - - /* For send modem bin */ - struct work_struct send_modem_w; - - struct io_device *iod[MAX_DEV_FORMAT]; - struct sk_buff_head skb_rxq[MAX_DEV_FORMAT]; - - /* LINK PM DEVICE DATA */ - struct link_pm_data *link_pm_data; - - /* Multi-purpose miscellaneous buffer */ - u8 *buff; - u8 *sync_buff; - - struct semaphore srdy_sem; - - int send_modem_spi; - int is_cp_reset; - int boot_done; - int ril_send_modem_img; - unsigned long ril_send_cnt; - - void __iomem *p_virtual_buff; -}; - -/* converts from struct link_device* to struct xxx_link_device* */ -#define to_spi_link_device(linkdev) \ - container_of(linkdev, struct spi_link_device, ld) - -struct spi_v_buff { - unsigned long base; - unsigned long size; - void __iomem *mmio; -}; - -extern unsigned int lpcharge; -extern int get_console_suspended(void); -static void spi_work(struct work_struct *work); - -/* Send SPRD main image through SPI */ -#define SPRD_BLOCK_SIZE 32768 - -enum image_type { - MODEM_MAIN, - MODEM_DSP, - MODEM_NV, - MODEM_EFS, - MODEM_RUN, -}; - -struct image_buf { - unsigned int length; - unsigned int offset; - unsigned int address; - unsigned char *buf; -}; - -struct sprd_image_buf { - u8 *tx_b; - u8 *rx_b; - u8 *encoded_tx_b; - u8 *decoded_rx_b; - - int tx_size; - int rx_size; - int encoded_tx_size; - int decoded_rx_size; -}; - -/* CRC */ -#define CRC_16_L_OK 0x0 -#define HDLC_FLAG 0x7E -#define HDLC_ESCAPE 0x7D -#define HDLC_ESCAPE_MASK 0x20 -#define CRC_CHECK_SIZE 0x02 - -#define M_32_SWAP(a) { \ - u32 _tmp; \ - _tmp = a; \ - ((u8 *)&a)[0] = ((u8 *)&_tmp)[3]; \ - ((u8 *)&a)[1] = ((u8 *)&_tmp)[2]; \ - ((u8 *)&a)[2] = ((u8 *)&_tmp)[1]; \ - ((u8 *)&a)[3] = ((u8 *)&_tmp)[0]; \ - } - -#define M_16_SWAP(a) { \ - u16 _tmp; \ - _tmp = (u16)a; \ - ((u8 *)&a)[0] = ((u8 *)&_tmp)[1]; \ - ((u8 *)&a)[1] = ((u8 *)&_tmp)[0]; \ - } - -#endif |