diff options
Diffstat (limited to 'drivers/misc/modem_if_u1/modem_link_device_pld_ext_op.c')
| -rw-r--r-- | drivers/misc/modem_if_u1/modem_link_device_pld_ext_op.c | 556 |
1 files changed, 0 insertions, 556 deletions
diff --git a/drivers/misc/modem_if_u1/modem_link_device_pld_ext_op.c b/drivers/misc/modem_if_u1/modem_link_device_pld_ext_op.c deleted file mode 100644 index 4f2df8f..0000000 --- a/drivers/misc/modem_if_u1/modem_link_device_pld_ext_op.c +++ /dev/null @@ -1,556 +0,0 @@ -/* - * 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. - * - */ - -#include <linux/irq.h> -#include <linux/gpio.h> -#include <linux/time.h> -#include <linux/interrupt.h> -#include <linux/timer.h> -#include <linux/wakelock.h> -#include <linux/delay.h> -#include <linux/wait.h> -#include <linux/sched.h> -#include <linux/vmalloc.h> -#include <linux/if_arp.h> -#include <linux/platform_device.h> -#include <linux/kallsyms.h> -#include <linux/platform_data/modem.h> - -#include "modem_prj.h" -#include "modem_link_device_pld.h" -#include "modem_utils.h" - -#if defined(CONFIG_CDMA_MODEM_MDM6600) || defined(CONFIG_GSM_MODEM_ESC6270) -enum qc_dload_tag { - QC_DLOAD_TAG_NONE = 0, - QC_DLOAD_TAG_BIN, - QC_DLOAD_TAG_NV, - QC_DLOAD_TAG_MAX -}; - -static void qc_dload_task(unsigned long data); - -static void qc_init_boot_map(struct pld_link_device *pld) -{ - struct qc_dpram_boot_map *qbt_map = &pld->qc_bt_map; - struct modemlink_dpram_control *dpctl = pld->dpctl; - - qbt_map->buff = pld->dev[0]->txq.buff; - qbt_map->frame_size = (u16 *)(pld->base + dpctl->boot_size_offset); - qbt_map->tag = (u16 *)(pld->base + dpctl->boot_tag_offset); - qbt_map->count = (u16 *)(pld->base + dpctl->boot_count_offset); - - tasklet_init(&pld->dl_tsk, qc_dload_task, (unsigned long)pld); -} - -static void qc_dload_map(struct pld_link_device *pld, u8 is_upload) -{ - struct qc_dpram_boot_map *qbt_map = &pld->qc_bt_map; - struct modemlink_dpram_control *dpctl = pld->dpctl; - unsigned int upload_offset = 0; - - if (is_upload == 1) { - upload_offset = 0x1000; - qbt_map->buff = pld->dev[0]->rxq.buff; - } else { - upload_offset = 0; - qbt_map->buff = pld->dev[0]->txq.buff; - } - - qbt_map->frame_size = (u16 *)(pld->base + - dpctl->boot_size_offset + upload_offset); - qbt_map->tag = (u16 *)(pld->base + - dpctl->boot_tag_offset + upload_offset); - qbt_map->count = (u16 *)(pld->base + - dpctl->boot_count_offset + upload_offset); - -} - -static int qc_prepare_download(struct pld_link_device *pld) -{ - int retval = 0; - int count = 0; - - qc_dload_map(pld, 0); - - while (1) { - if (pld->udl_check.copy_start) { - pld->udl_check.copy_start = 0; - break; - } - - usleep_range(10000, 11000); - - count++; - if (count > 1000) { - mif_err("ERR! count %d\n", count); - return -1; - } - } - - return retval; -} - -static void _qc_do_download(struct pld_link_device *pld, - struct dpram_udl_param *param) -{ - struct qc_dpram_boot_map *qbt_map = &pld->qc_bt_map; - - if (param->size <= pld->dpctl->max_boot_frame_size) { - iowrite16(PLD_ADDR_MASK(&qbt_map->buff[0]), - pld->address_buffer); - memcpy(pld->base, param->addr, param->size); - - iowrite16(PLD_ADDR_MASK(&qbt_map->frame_size[0]), - pld->address_buffer); - iowrite16(param->size, pld->base); - - iowrite16(PLD_ADDR_MASK(&qbt_map->tag[0]), - pld->address_buffer); - iowrite16(param->tag, pld->base); - - iowrite16(PLD_ADDR_MASK(&qbt_map->count[0]), - pld->address_buffer); - iowrite16(param->count, pld->base); - - pld->send_intr(pld, 0xDB12); - } else { - mif_info("param->size %d\n", param->size); - } -} - -static int _qc_download(struct pld_link_device *pld, void *arg, - enum qc_dload_tag tag) -{ - int retval = 0; - int count = 0; - int cnt_limit; - unsigned char *img; - struct dpram_udl_param param; - - retval = copy_from_user((void *)¶m, (void *)arg, sizeof(param)); - if (retval < 0) { - mif_err("ERR! copy_from_user fail\n"); - return -1; - } - - img = vmalloc(param.size); - if (!img) { - mif_err("ERR! vmalloc fail\n"); - return -1; - } - memset(img, 0, param.size); - memcpy(img, param.addr, param.size); - - pld->udl_check.total_size = param.size; - pld->udl_check.rest_size = param.size; - pld->udl_check.send_size = 0; - pld->udl_check.copy_complete = 0; - - pld->udl_param.addr = img; - pld->udl_param.size = pld->dpctl->max_boot_frame_size; - if (tag == QC_DLOAD_TAG_NV) - pld->udl_param.count = 1; - else - pld->udl_param.count = param.count; - pld->udl_param.tag = tag; - - if (pld->udl_check.rest_size < pld->dpctl->max_boot_frame_size) - pld->udl_param.size = pld->udl_check.rest_size; - - /* Download image (binary or NV) */ - _qc_do_download(pld, &pld->udl_param); - - /* Wait for completion - */ - if (tag == QC_DLOAD_TAG_NV) - cnt_limit = 200; - else - cnt_limit = 1000; - - while (1) { - if (pld->udl_check.copy_complete) { - pld->udl_check.copy_complete = 0; - retval = 0; - break; - } - - usleep_range(10000, 11000); - - count++; - if (count > cnt_limit) { - mif_err("ERR! count %d\n", count); - retval = -1; - break; - } - } - - vfree(img); - - return retval; -} - -static int qc_download_bin(struct pld_link_device *pld, void *arg) -{ - return _qc_download(pld, arg, QC_DLOAD_TAG_BIN); -} - -static int qc_download_nv(struct pld_link_device *pld, void *arg) -{ - return _qc_download(pld, arg, QC_DLOAD_TAG_NV); -} - -static void qc_dload_task(unsigned long data) -{ - struct pld_link_device *pld = (struct pld_link_device *)data; - - pld->udl_check.send_size += pld->udl_param.size; - pld->udl_check.rest_size -= pld->udl_param.size; - - pld->udl_param.addr += pld->udl_param.size; - - if (pld->udl_check.send_size >= pld->udl_check.total_size) { - pld->udl_check.copy_complete = 1; - pld->udl_param.tag = 0; - return; - } - - if (pld->udl_check.rest_size < pld->dpctl->max_boot_frame_size) - pld->udl_param.size = pld->udl_check.rest_size; - - pld->udl_param.count += 1; - - _qc_do_download(pld, &pld->udl_param); -} - -static void qc_dload_cmd_handler(struct pld_link_device *pld, u16 cmd) -{ - switch (cmd) { - case 0x1234: - pld->udl_check.copy_start = 1; - break; - - case 0xDBAB: - tasklet_schedule(&pld->dl_tsk); - break; - - case 0xABCD: - mif_info("[%s] booting Start\n", pld->ld.name); - pld->udl_check.boot_complete = 1; - break; - - default: - mif_err("ERR! unknown command 0x%04X\n", cmd); - } -} - -static int qc_boot_start(struct pld_link_device *pld) -{ - u16 mask = 0; - int count = 0; - - /* Send interrupt -> '0x4567' */ - mask = 0x4567; - pld->send_intr(pld, mask); - - while (1) { - if (pld->udl_check.boot_complete) { - pld->udl_check.boot_complete = 0; - break; - } - - usleep_range(10000, 11000); - - count++; - if (count > 200) { - mif_err("ERR! count %d\n", count); - return -1; - } - } - - return 0; -} - -static int qc_boot_post_process(struct pld_link_device *pld) -{ - int count = 0; - - while (1) { - if (pld->boot_start_complete) { - pld->boot_start_complete = 0; - break; - } - - usleep_range(10000, 11000); - - count++; - if (count > 200) { - mif_err("ERR! count %d\n", count); - return -1; - } - } - - return 0; -} - -static void qc_start_handler(struct pld_link_device *pld) -{ - /* - * INT_MASK_VALID | INT_MASK_CMD | INT_MASK_CP_AIRPLANE_BOOT | - * INT_MASK_CP_AP_ANDROID | INT_MASK_CMD_INIT_END - */ - u16 mask = (0x0080 | 0x0040 | 0x1000 | 0x0100 | 0x0002); - - pld->boot_start_complete = 1; - - /* Send INIT_END code to CP */ - mif_info("send 0x%04X (INIT_END)\n", mask); - - pld->send_intr(pld, mask); -} - -static void qc_crash_log(struct pld_link_device *pld) -{ - struct link_device *ld = &pld->ld; - static unsigned char buf[151]; - u8 __iomem *data = NULL; - - data = pld->get_rx_buff(pld, IPC_FMT); - memcpy(buf, data, (sizeof(buf) - 1)); - - mif_info("PHONE ERR MSG\t| %s Crash\n", ld->mdm_data->name); - mif_info("PHONE ERR MSG\t| %s\n", buf); -} - -static int _qc_data_upload(struct pld_link_device *pld, - struct dpram_udl_param *param) -{ - struct qc_dpram_boot_map *qbt_map = &pld->qc_bt_map; - int retval = 0; - u16 intval = 0; - int count = 0; - - while (1) { - if (!gpio_get_value(pld->gpio_dpram_int)) { - intval = pld->recv_intr(pld); - if (intval == 0xDBAB) { - break; - } else { - mif_err("intr 0x%08x\n", intval); - return -1; - } - } - - usleep_range(1000, 2000); - - count++; - if (count > 200) { - mif_err("<%s:%d>\n", __func__, __LINE__); - return -1; - } - } - - iowrite16(PLD_ADDR_MASK(&qbt_map->frame_size[0]), - pld->address_buffer); - param->size = ioread16(pld->base); - - iowrite16(PLD_ADDR_MASK(&qbt_map->tag[0]), - pld->address_buffer); - param->tag = ioread16(pld->base); - - iowrite16(PLD_ADDR_MASK(&qbt_map->count[0]), - pld->address_buffer); - param->count = ioread16(pld->base); - - iowrite16(PLD_ADDR_MASK(&qbt_map->buff[0]), - pld->address_buffer); - memcpy(param->addr, pld->base, param->size); - - pld->send_intr(pld, 0xDB12); - - return retval; -} - -static int qc_uload_step1(struct pld_link_device *pld) -{ - int retval = 0; - int count = 0; - u16 intval = 0; - u16 mask = 0; - - qc_dload_map(pld, 1); - - mif_info("+---------------------------------------------+\n"); - mif_info("| UPLOAD PHONE SDRAM |\n"); - mif_info("+---------------------------------------------+\n"); - - while (1) { - if (!gpio_get_value(pld->gpio_dpram_int)) { - intval = pld->recv_intr(pld); - mif_info("intr 0x%04x\n", intval); - if (intval == 0x1234) { - break; - } else { - mif_info("ERR! invalid intr\n"); - return -1; - } - } - - usleep_range(1000, 2000); - - count++; - if (count > 200) { - intval = pld->recv_intr(pld); - mif_info("count %d, intr 0x%04x\n", count, intval); - if (intval == 0x1234) - break; - return -1; - } - } - - mask = 0xDEAD; - pld->send_intr(pld, mask); - - return retval; -} - -static int qc_uload_step2(struct pld_link_device *pld, void *arg) -{ - int retval = 0; - struct dpram_udl_param param; - - retval = copy_from_user((void *)¶m, (void *)arg, sizeof(param)); - if (retval < 0) { - mif_err("ERR! copy_from_user fail (err %d)\n", retval); - return -1; - } - - retval = _qc_data_upload(pld, ¶m); - if (retval < 0) { - mif_err("ERR! _qc_data_upload fail (err %d)\n", retval); - return -1; - } - - if (!(param.count % 500)) - mif_info("param->count = %d\n", param.count); - - if (param.tag == 4) { - enable_irq(pld->irq); - mif_info("param->tag = %d\n", param.tag); - } - - retval = copy_to_user((unsigned long *)arg, ¶m, sizeof(param)); - if (retval < 0) { - mif_err("ERR! copy_to_user fail (err %d)\n", retval); - return -1; - } - - return retval; -} - -static int qc_ioctl(struct pld_link_device *pld, struct io_device *iod, - unsigned int cmd, unsigned long arg) -{ - struct link_device *ld = &pld->ld; - int err = 0; - - switch (cmd) { - case IOCTL_DPRAM_PHONE_POWON: - err = qc_prepare_download(pld); - if (err < 0) - mif_info("%s: ERR! prepare_download fail\n", ld->name); - break; - - case IOCTL_DPRAM_PHONEIMG_LOAD: - err = qc_download_bin(pld, (void *)arg); - if (err < 0) - mif_info("%s: ERR! download_bin fail\n", ld->name); - break; - - case IOCTL_DPRAM_NVDATA_LOAD: - err = qc_download_nv(pld, (void *)arg); - if (err < 0) - mif_info("%s: ERR! download_nv fail\n", ld->name); - break; - - case IOCTL_DPRAM_PHONE_BOOTSTART: - err = qc_boot_start(pld); - if (err < 0) { - mif_info("%s: ERR! boot_start fail\n", ld->name); - break; - } - - err = qc_boot_post_process(pld); - if (err < 0) - mif_info("%s: ERR! boot_post_process fail\n", ld->name); - - break; - - case IOCTL_DPRAM_PHONE_UPLOAD_STEP1: - disable_irq_nosync(pld->irq); - err = qc_uload_step1(pld); - if (err < 0) { - enable_irq(pld->irq); - mif_info("%s: ERR! upload_step1 fail\n", ld->name); - } - break; - - case IOCTL_DPRAM_PHONE_UPLOAD_STEP2: - err = qc_uload_step2(pld, (void *)arg); - if (err < 0) { - enable_irq(pld->irq); - mif_info("%s: ERR! upload_step2 fail\n", ld->name); - } - break; - - default: - mif_err("%s: ERR! invalid cmd 0x%08X\n", ld->name, cmd); - err = -EINVAL; - break; - } - - return err; -} -#endif - -static struct pld_ext_op ext_op_set[] = { -#if defined(CONFIG_CDMA_MODEM_MDM6600) - [QC_MDM6600] = { - .exist = 1, - .init_boot_map = qc_init_boot_map, - .dload_cmd_handler = qc_dload_cmd_handler, - .cp_start_handler = qc_start_handler, - .crash_log = qc_crash_log, - .ioctl = qc_ioctl, - }, -#endif -#if defined(CONFIG_GSM_MODEM_ESC6270) - [QC_ESC6270] = { - .exist = 1, - .init_boot_map = qc_init_boot_map, - .dload_cmd_handler = qc_dload_cmd_handler, - .cp_start_handler = qc_start_handler, - .crash_log = qc_crash_log, - .ioctl = qc_ioctl, - }, -#endif -}; - -struct pld_ext_op *pld_get_ext_op(enum modem_t modem) -{ - if (ext_op_set[modem].exist) - return &ext_op_set[modem]; - else - return NULL; -} |