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path: root/drivers/media/tdmb/tdmb_port_tcc3170.c
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Diffstat (limited to 'drivers/media/tdmb/tdmb_port_tcc3170.c')
-rw-r--r--drivers/media/tdmb/tdmb_port_tcc3170.c478
1 files changed, 0 insertions, 478 deletions
diff --git a/drivers/media/tdmb/tdmb_port_tcc3170.c b/drivers/media/tdmb/tdmb_port_tcc3170.c
deleted file mode 100644
index b6e6abe..0000000
--- a/drivers/media/tdmb/tdmb_port_tcc3170.c
+++ /dev/null
@@ -1,478 +0,0 @@
-/*
-*
-* drivers/media/tdmb/tdmb_port_tcc3170.c
-*
-* tdmb driver
-*
-* Copyright (C) (2011, Samsung Electronics)
-*
-* This program is free software; you can redistribute it and/or modify
-* it under the terms of the GNU General Public License as published by
-* the Free Software Foundation version 2.
-*
-* This program is distributed "as is" WITHOUT ANY WARRANTY of any
-* kind, whether express or implied; without even the implied warranty
-* of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-* GNU General Public License for more details.
-*
-*/
-
-#include <linux/kernel.h>
-#include <linux/errno.h>
-#include <linux/device.h>
-#include <linux/init.h>
-#include <linux/types.h>
-#include <linux/fcntl.h>
-
-#include <linux/workqueue.h>
-#include <linux/irq.h>
-#include <linux/interrupt.h>
-#include <linux/io.h>
-
-#include <linux/fs.h>
-#include <linux/uaccess.h>
-
-#include <linux/time.h>
-#include <linux/timer.h>
-
-#include <linux/vmalloc.h>
-#include <linux/delay.h>
-#include <linux/sched.h>
-#include <linux/wait.h>
-
-#include "tdmb.h"
-
-#include "tcpal_os.h"
-#include "tcpal_queue.h"
-
-#include "tcbd_feature.h"
-#include "tcbd_api_common.h"
-#include "tcbd_drv_io.h"
-#include "tcbd_stream_parser.h"
-#include "tcc_fic_decoder.h"
-#include "tcbd_drv_ip.h"
-#include "tcc_fic_decoder.h"
-
-#include "tcbd_hal.h"
-
-/* #define TDMB_DEBUG_SCAN */
-
-static DEFINE_MUTEX(tcc3170_mutex);
-
-static DECLARE_WAIT_QUEUE_HEAD(wq);
-static bool scan_done;
-
-static bool tcc3170_on_air;
-static bool tcc3170_pwr_on;
-static struct tcbd_device tcc3170_device;
-static unsigned char prev_subch = 0xFF;
-
-#ifdef TDMB_DEBUG_SCAN
-static void __print_ensemble_info(struct ensemble_info_type *e_info)
-{
- int i = 0;
-
- DPRINTK("ensem_freq(%ld)\n", e_info->ensem_freq);
- DPRINTK("ensem_label(%s)\n", e_info->ensem_label);
- for (i = 0; i < e_info->tot_sub_ch; i++) {
- DPRINTK("[%d]\n", i);
- DPRINTK("svc_label(%s)\n", e_info->sub_ch[i].svc_label);
- DPRINTK("sub_ch_id(0x%x)\n", e_info->sub_ch[i].sub_ch_id);
- DPRINTK("start_addr(0x%x)\n", e_info->sub_ch[i].start_addr);
- DPRINTK("tmid(0x%x)\n", e_info->sub_ch[i].tmid);
- DPRINTK("svc_type(0x%x)\n", e_info->sub_ch[i].svc_type);
- }
-}
-#endif
-
-static bool __get_ensemble_info(struct ensemble_info_type *e_info
- , unsigned long freq)
-{
- struct tcc_ensemble_info *ensbl_info;
- struct tcc_ensemble *esbl = &ensbl_info->ensbl;
- struct tcc_service_info *svc_info;
- struct tcc_service_comp_info *svc_comp_info;
-
- unsigned char i;
- unsigned char cnt = 0;
-
- ensbl_info = tcc_fic_get_ensbl_info(1);
- esbl = &ensbl_info->ensbl;
-
- memset(e_info, 0, sizeof(e_info));
-
- e_info->ensem_freq = freq;
- e_info->ensem_id = esbl->eid;
- strncpy(e_info->ensem_label, esbl->label, \
- ENSEMBLE_LABEL_MAX);
-
- for (i = 0; i < esbl->num_svc; i++) {
- svc_info = &ensbl_info->svc_info[i];
- svc_comp_info = &svc_info->svc_comp_info[0];
- if ((svc_comp_info->svc_comp.tmid == 0x00 &&
- svc_comp_info->svc_comp.ascty_dscty == 0x00) ||
- (svc_comp_info->svc_comp.tmid == 0x01 &&
- svc_comp_info->svc_comp.ascty_dscty == 0x18)) {
- e_info->sub_ch[cnt].sub_ch_id = \
- svc_comp_info->sub_ch.subch_id;
- e_info->sub_ch[cnt].start_addr = \
- svc_comp_info->sub_ch.start_cu;
- e_info->sub_ch[cnt].tmid = \
- svc_comp_info->svc_comp.tmid;
- e_info->sub_ch[cnt].svc_type = \
- svc_comp_info->svc_comp.ascty_dscty;
- e_info->sub_ch[cnt].svc_id = \
- svc_comp_info->svc_comp.scid;
- strncpy(e_info->sub_ch[cnt].svc_label, \
- svc_info->svc.svc_label, SVC_LABEL_MAX);
- cnt++;
- }
- }
- e_info->tot_sub_ch = cnt;
-
-#ifdef TDMB_DEBUG_SCAN
- __print_ensemble_info(e_info);
-#endif
-
- return (e_info->tot_sub_ch > 0) ? true : false;
-}
-
-static void tcc3170_power_off(void)
-{
- DPRINTK("call TDMB_PowerOff !\n");
-
- mutex_lock(&tcc3170_mutex);
-
- if (tcc3170_pwr_on) {
- tcc3170_on_air = false;
-
- if (prev_subch != 0xFF) {
- tcbd_unregister_service(&tcc3170_device, prev_subch);
- prev_subch = 0xFF;
- }
-
- tcbd_io_close(&tcc3170_device);
-
- tdmb_control_irq(false);
- tdmb_control_gpio(false);
-
- tcc3170_pwr_on = false;
- }
-
- mutex_unlock(&tcc3170_mutex);
-
-}
-
-static bool tcc3170_power_on(void)
-{
- unsigned char chip_id = 0;
- s32 ret;
-
- DPRINTK("tcc3170_power_on\n");
-
- if (tcc3170_pwr_on) {
- return true;
- } else {
- tdmb_control_gpio(true);
-
- /* command io open */
- ret = tcbd_io_open(&tcc3170_device);
- if (ret < 0) {
- DPRINTK("failed io open %d\n", (int)ret);
- tdmb_control_gpio(false);
- return false;
- }
-
- /* check chip id */
- tcbd_reg_read(&tcc3170_device, TCBD_CHIPID, &chip_id);
- DPRINTK("chip id : 0X%X\n", chip_id);
- if (chip_id != TCBD_CHIPID_VALUE) {
- DPRINTK("invalid chip id !!! exit!\n");
- tcbd_io_close(&tcc3170_device);
- tdmb_control_gpio(false);
- return false;
- } else {
-#ifdef CONFIG_TDMB_SPI
- tcbd_select_peri(&tcc3170_device, PERI_TYPE_SPI_ONLY);
- tcbd_change_irq_mode \
- (&tcc3170_device, INTR_MODE_LEVEL_LOW);
-#else
-#error
-#endif /* CONFIG_TDMB_SPI */
- if (tcbd_device_start \
- (&tcc3170_device, CLOCK_19200KHZ) < 0) {
- DPRINTK("could not start device!!\n");
- tcbd_io_close(&tcc3170_device);
- tdmb_control_gpio(false);
- return false;
- } else {
- tdmb_control_irq(true);
- tcc3170_pwr_on = true;
- return true;
- }
- }
- }
-}
-
-
-static s32 tcbd_get_ant_level(u32 pcber, s32 rssi)
-{
- s32 ant_level = 0;
-
- s32 ant75[] = {300, 450, 600, 800, 950, 1150, };
- s32 ant80[] = {-1, 450, 600, 800, 950, 1150, };
- s32 ant85[] = {-1, -1, 600, 800, 900, 1150, };
- s32 ant90[] = {-1, -1, -1, 800, 950, 1150, };
- s32 ant100[] = {-1, -1, -1, -1, 950, 1150, };
- s32 *ant = ant75;
-
- if (rssi > -75)
- ant = ant75;
- else if (rssi > -80)
- ant = ant80;
- else if (rssi > -85)
- ant = ant85;
- else if (rssi > -90)
- ant = ant90;
- else if (rssi > -100)
- ant = ant100;
-
- if ((s32)pcber <= ant[0])
- ant_level = 6;
- else if ((s32)pcber <= ant[1])
- ant_level = 5;
- else if ((s32)pcber <= ant[2])
- ant_level = 4;
- else if ((s32)pcber <= ant[3])
- ant_level = 3;
- else if ((s32)pcber <= ant[4])
- ant_level = 2;
- else if ((s32)pcber <= ant[5])
- ant_level = 1;
- else if ((s32)pcber > ant[5])
- ant_level = 0;
-
- return ant_level;
-}
-
-static void tcc3170_get_dm(struct tdmb_dm *info)
-{
- struct tcbd_status_data status;
-
- if (tcc3170_pwr_on == true && tcc3170_on_air == true) {
- tcbd_read_signal_info(&tcc3170_device, &status);
-
- info->ber = status.pcber_moving_avg;
- info->rssi = status.rssi;
- info->antenna = tcbd_get_ant_level(status.pcber, status.rssi);
- info->per = status.tsper;
- } else {
- info->rssi = 100;
- info->ber = 3000;
- info->per = 100;
- info->antenna = 0;
- }
-}
-
-static s32 __set_frequency(unsigned long freqKHz, bool scan_mode)
-{
- s32 ret = 0;
- u8 status;
-
- tcbd_disable_irq(&tcc3170_device, 0);
- tcc_fic_parser_init();
- ret = tcbd_tune_frequency(&tcc3170_device, freqKHz, 1500);
- if (ret < 0) {
- DPRINTK("tcbd_tune_frequency fail %d\n", ret);
- return -EFAULT;
- }
-
- if (scan_mode) {
- ret = tcbd_wait_tune(&tcc3170_device, &status);
- if (ret < 0) {
- DPRINTK("wait_tune fail status:0x%02X, ret:0x%x\n", \
- status, ret);
- ret = -EFAULT;
- }
- }
- DPRINTK("%s : status:0x%02X, ret:0x%x\n", __func__, status, ret);
-
- if (ret == TCERR_SUCCESS) {
-#if defined(__CSPI_ONLY__)
- tcbd_enable_irq(&tcc3170_device, TCBD_IRQ_EN_DATAINT);
-#else
-#error
-#endif
- }
- return ret;
-}
-
-static bool tcc3170_set_ch(unsigned long freq,
- unsigned char sub_ch_id,
- bool factory_test)
-{
- unsigned long freq_temp = freq / 1000;
- unsigned char sub_ch_id_temp = sub_ch_id % 1000;
- s32 ret;
-
- DPRINTK("tcc3170_set_ch freq:%ld, sub_ch_id:%d\n",
- freq_temp, sub_ch_id_temp);
-
- tcc3170_on_air = false;
-
- if (prev_subch != 0xFF) {
- tcbd_unregister_service(&tcc3170_device, prev_subch);
- prev_subch = 0xFF;
- }
-
- if (__set_frequency((freq/1000), true) == TCERR_SUCCESS) {
- if (sub_ch_id_temp >= 64) {
- sub_ch_id_temp -= 64;
- ret = tcbd_register_service(
- &tcc3170_device, sub_ch_id_temp, 1);
- } else {
- ret = tcbd_register_service(
- &tcc3170_device, sub_ch_id_temp, 0);
- }
- if (ret == TCERR_SUCCESS) {
- DPRINTK("dmb_drv_set_ch Success\n");
- prev_subch = sub_ch_id_temp - 64;
- tcc3170_on_air = true;
- }
- }
-
- if (tcc3170_on_air == false)
- DPRINTK("dmb_drv_set_ch Fail\n");
-
- return tcc3170_on_air;
-}
-
-static bool tcc3170_scan_ch(struct ensemble_info_type *e_info
- , unsigned long freq)
-{
- bool ret = false;
-
- if (tcc3170_pwr_on == true && e_info != NULL) {
- if (prev_subch != 0xFF) {
- tcbd_unregister_service(&tcc3170_device, prev_subch);
- prev_subch = 0xFF;
- }
-
- tcc_fic_parser_init();
- scan_done = false;
- if (__set_frequency((freq/1000), true) == TCERR_SUCCESS) {
- msleep(1200); /* optimize this point */
-
- if (scan_done == true)
- ret = __get_ensemble_info(e_info, freq);
- }
- }
-
- return ret;
-}
-
-static unsigned long tcc3170_int_size(void)
-{
- return TCBD_MAX_THRESHOLD * 2;
-}
-
-static void tcc3170_pull_data(void)
-{
- s32 size, ret = 0;
- s8 irq_status;
- s8 irq_error;
- static u8 buff_read[TCBD_MAX_THRESHOLD*2];
-
- if (!tcc3170_pwr_on)
- return;
-
- mutex_lock(&tcc3170_mutex);
-
- ret = tcbd_read_irq_status(&tcc3170_device, &irq_status, &irq_error);
- ret |= tcbd_clear_irq(&tcc3170_device, irq_status);
- ret |= tcbd_read_stream(&tcc3170_device, buff_read, &size);
- if (ret == 0 && !irq_error) {
- tcbd_split_stream(0, buff_read, size);
- } else {
- DPRINTK("### buffer is full, skip the data "
- "(ret:%d, status=0x%02X, error=0x%02X) ###\n",
- ret, irq_status, irq_error);
-
- tcbd_init_stream_data_config(&tcc3170_device,
- ENABLE_CMD_FIFO,
- tcc3170_device.selected_buff,
- tcc3170_device.intr_threshold);
- /*tcbd_reset_ip(device, TCBD_SYS_COMP_ALL, TCBD_SYS_COMP_EP);*/
- tcbd_init_parser(0, NULL);
- }
- mutex_unlock(&tcc3170_mutex);
-}
-
-static s32 __stream_callback(
- s32 _dev_idx,
- u8 *_stream,
- s32 _size,
- u8 _subch_id,
- u8 _type)
-{
- u8 *stream;
- s32 size;
- s32 ret, i = 0;
-
-#ifdef __CALLBACK_BUFFER_HEADER__
- stream = _stream + SIZE_BUFF_HEADER;
- size = _size - SIZE_BUFF_HEADER;
-#else
- stream = _stream;
- size = _size;
-#endif
-
- /* DPRINTK("%s : _type %d size %d\n", __func__, _type, size); */
-
- switch (_type) {
- case DATA_TYPE_FIC: /*FIC*/
- for (i = 0; i < size/TCBD_FIC_SIZE; i++) {
- ret = tcc_fic_run_decoder(stream + (i*TCBD_FIC_SIZE),
- MAX_FIC_SIZE);
- if (ret > 0)
- scan_done = true;
- }
- break;
- case DATA_TYPE_MSC: /*MSC*/
- tdmb_store_data(stream, size);
- break;
- case DATA_TYPE_STATUS: /*STATUS*/
- tcbd_update_status(stream, size, NULL);
- default:
- break;
- }
- return 0;
-}
-static bool tcc3170_init(void)
-{
-#if defined(__CSPI_ONLY__)
- tcpal_set_cspi_io_function();
-#else
-#error
-#endif
- tcbd_init_parser(0, __stream_callback);
-
- return true;
-}
-
-static struct tdmb_drv_func telechips_tcc3170_drv_func = {
- .init = tcc3170_init,
- .power_on = tcc3170_power_on,
- .power_off = tcc3170_power_off,
- .scan_ch = tcc3170_scan_ch,
- .get_dm = tcc3170_get_dm,
- .set_ch = tcc3170_set_ch,
- .pull_data = tcc3170_pull_data,
- .get_int_size = tcc3170_int_size,
-};
-
-struct tdmb_drv_func *tcc3170_drv_func(void)
-{
- DPRINTK("tdmb_get_drv_func : tcc3170\n");
- return &telechips_tcc3170_drv_func;
-}
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