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Diffstat (limited to 'drivers/media/dvb/frontends/s921_module.c')
-rw-r--r--drivers/media/dvb/frontends/s921_module.c192
1 files changed, 0 insertions, 192 deletions
diff --git a/drivers/media/dvb/frontends/s921_module.c b/drivers/media/dvb/frontends/s921_module.c
deleted file mode 100644
index 0eefff61cc5..00000000000
--- a/drivers/media/dvb/frontends/s921_module.c
+++ /dev/null
@@ -1,192 +0,0 @@
-/*
- * Driver for Sharp s921 driver
- *
- * Copyright (C) 2008 Markus Rechberger <mrechberger@sundtek.de>
- *
- * All rights reserved.
- *
- */
-
-#include <linux/kernel.h>
-#include <linux/module.h>
-#include <linux/slab.h>
-#include <linux/delay.h>
-#include "dvb_frontend.h"
-#include "s921_module.h"
-#include "s921_core.h"
-
-static unsigned int debug = 0;
-module_param(debug, int, 0644);
-MODULE_PARM_DESC(debug,"s921 debugging (default off)");
-
-#define dprintk(fmt, args...) if (debug) do {\
- printk("s921 debug: " fmt, ##args); } while (0)
-
-struct s921_state
-{
- struct dvb_frontend frontend;
- fe_modulation_t current_modulation;
- __u32 snr;
- __u32 current_frequency;
- __u8 addr;
- struct s921_isdb_t dev;
- struct i2c_adapter *i2c;
-};
-
-static int s921_set_parameters(struct dvb_frontend *fe, struct dvb_frontend_parameters *param) {
- struct s921_state *state = (struct s921_state *)fe->demodulator_priv;
- struct s921_isdb_t_transmission_mode_params params;
- struct s921_isdb_t_tune_params tune_params;
-
- tune_params.frequency = param->frequency;
- s921_isdb_cmd(&state->dev, ISDB_T_CMD_SET_PARAM, &params);
- s921_isdb_cmd(&state->dev, ISDB_T_CMD_TUNE, &tune_params);
- mdelay(100);
- return 0;
-}
-
-static int s921_init(struct dvb_frontend *fe) {
- printk("s921 init\n");
- return 0;
-}
-
-static int s921_sleep(struct dvb_frontend *fe) {
- printk("s921 sleep\n");
- return 0;
-}
-
-static int s921_read_status(struct dvb_frontend *fe, fe_status_t *status)
-{
- struct s921_state *state = (struct s921_state *)fe->demodulator_priv;
- unsigned int ret;
- mdelay(5);
- s921_isdb_cmd(&state->dev, ISDB_T_CMD_GET_STATUS, &ret);
- *status = 0;
-
- printk("status: %02x\n", ret);
- if (ret == 1) {
- *status |= FE_HAS_CARRIER;
- *status |= FE_HAS_VITERBI;
- *status |= FE_HAS_LOCK;
- *status |= FE_HAS_SYNC;
- *status |= FE_HAS_SIGNAL;
- }
-
- return 0;
-}
-
-static int s921_read_ber(struct dvb_frontend *fe, __u32 *ber)
-{
- dprintk("read ber\n");
- return 0;
-}
-
-static int s921_read_snr(struct dvb_frontend *fe, __u16 *snr)
-{
- dprintk("read snr\n");
- return 0;
-}
-
-static int s921_read_ucblocks(struct dvb_frontend *fe, __u32 *ucblocks)
-{
- dprintk("read ucblocks\n");
- return 0;
-}
-
-static void s921_release(struct dvb_frontend *fe)
-{
- struct s921_state *state = (struct s921_state *)fe->demodulator_priv;
- kfree(state);
-}
-
-static struct dvb_frontend_ops demod_s921={
- .info = {
- .name = "SHARP S921",
- .type = FE_OFDM,
- .frequency_min = 473143000,
- .frequency_max = 767143000,
- .frequency_stepsize = 6000000,
- .frequency_tolerance = 0,
- .caps = FE_CAN_FEC_1_2 | FE_CAN_FEC_2_3 |
- FE_CAN_FEC_3_4 | FE_CAN_FEC_5_6 | FE_CAN_FEC_7_8 |
- FE_CAN_FEC_AUTO |
- FE_CAN_QPSK | FE_CAN_QAM_16 | FE_CAN_QAM_64 | FE_CAN_QAM_AUTO |
- FE_CAN_TRANSMISSION_MODE_AUTO | FE_CAN_GUARD_INTERVAL_AUTO |
- FE_CAN_HIERARCHY_AUTO | FE_CAN_RECOVER |
- FE_CAN_MUTE_TS
- },
- .init = s921_init,
- .sleep = s921_sleep,
- .set_frontend = s921_set_parameters,
- .read_snr = s921_read_snr,
- .read_ber = s921_read_ber,
- .read_status = s921_read_status,
- .read_ucblocks = s921_read_ucblocks,
- .release = s921_release,
-};
-
-static int s921_write(void *dev, u8 reg, u8 val) {
- struct s921_state *state = dev;
- char buf[2]={reg,val};
- int err;
- struct i2c_msg i2cmsgs = {
- .addr = state->addr,
- .flags = 0,
- .len = 2,
- .buf = buf
- };
-
- if((err = i2c_transfer(state->i2c, &i2cmsgs, 1))<0) {
- printk("%s i2c_transfer error %d\n", __func__, err);
- if (err < 0)
- return err;
- else
- return -EREMOTEIO;
- }
-
- return 0;
-}
-
-static int s921_read(void *dev, u8 reg) {
- struct s921_state *state = dev;
- u8 b1;
- int ret;
- struct i2c_msg msg[2] = { { .addr = state->addr,
- .flags = 0,
- .buf = &reg, .len = 1 },
- { .addr = state->addr,
- .flags = I2C_M_RD,
- .buf = &b1, .len = 1 } };
-
- ret = i2c_transfer(state->i2c, msg, 2);
- if (ret != 2)
- return ret;
- return b1;
-}
-
-struct dvb_frontend* s921_attach(const struct s921_config *config,
- struct i2c_adapter *i2c)
-{
-
- struct s921_state *state;
- state = kzalloc(sizeof(struct s921_state), GFP_KERNEL);
- if (state == NULL)
- return NULL;
-
- state->addr = config->i2c_address;
- state->i2c = i2c;
- state->dev.i2c_write = &s921_write;
- state->dev.i2c_read = &s921_read;
- state->dev.priv_dev = state;
-
- s921_isdb_cmd(&state->dev, ISDB_T_CMD_INIT, NULL);
-
- memcpy(&state->frontend.ops, &demod_s921, sizeof(struct dvb_frontend_ops));
- state->frontend.demodulator_priv = state;
- return &state->frontend;
-}
-
-EXPORT_SYMBOL_GPL(s921_attach);
-MODULE_AUTHOR("Markus Rechberger <mrechberger@empiatech.com>");
-MODULE_DESCRIPTION("Sharp S921 ISDB-T 1Seg");
-MODULE_LICENSE("GPL");