From: Akihiro Tsukada <tsk...@gmail.com>
Signed-off-by: Akihiro Tsukada <tsk...@gmail.com>
---
drivers/media/tuners/qm1d1c0042.c | 61 +++++++++++++--------------------------
drivers/media/tuners/qm1d1c0042.h | 2 --
2 files changed, 20 insertions(+), 43 deletions(-)
diff --git a/drivers/media/tuners/qm1d1c0042.c
b/drivers/media/tuners/qm1d1c0042.c
index 18bc745..f1f4bec 100644
--- a/drivers/media/tuners/qm1d1c0042.c
+++ b/drivers/media/tuners/qm1d1c0042.c
@@ -29,6 +29,7 @@
#include <linux/kernel.h>
#include <linux/math64.h>
+#include "dvb_i2c.h"
#include "qm1d1c0042.h"
#define QM1D1C0042_NUM_REGS 0x20
@@ -55,11 +56,6 @@ struct qm1d1c0042_state {
u8 regs[QM1D1C0042_NUM_REGS];
};
-static struct qm1d1c0042_state *cfg_to_state(struct qm1d1c0042_config *c)
-{
- return container_of(c, struct qm1d1c0042_state, cfg);
-}
-
static int reg_write(struct qm1d1c0042_state *state, u8 reg, u8 val)
{
u8 wbuf[2] = { reg, val };
@@ -106,10 +102,12 @@ static int qm1d1c0042_set_srch_mode(struct
qm1d1c0042_state *state, bool fast)
return reg_write(state, 0x03, state->regs[0x03]);
}
-static int qm1d1c0042_wakeup(struct qm1d1c0042_state *state)
+static int qm1d1c0042_wakeup(struct dvb_frontend *fe)
{
+ struct qm1d1c0042_state *state;
int ret;
+ state = fe->tuner_priv;
state->regs[0x01] |= 1 << 3; /* BB_Reg_enable */
state->regs[0x01] &= (~(1 << 0)) & 0xff; /* NORMAL (wake-up) */
state->regs[0x05] &= (~(1 << 3)) & 0xff; /* pfd_rst NORMAL */
@@ -119,7 +117,7 @@ static int qm1d1c0042_wakeup(struct qm1d1c0042_state *state)
if (ret < 0)
dev_warn(&state->i2c->dev, "(%s) failed. [adap%d-fe%d]\n",
- __func__, state->cfg.fe->dvb->num, state->cfg.fe->id);
+ __func__, fe->dvb->num, fe->id);
return ret;
}
@@ -133,9 +131,6 @@ static int qm1d1c0042_set_config(struct dvb_frontend *fe,
void *priv_cfg)
state = fe->tuner_priv;
cfg = priv_cfg;
- if (cfg->fe)
- state->cfg.fe = cfg->fe;
-
if (cfg->xtal_freq != QM1D1C0042_CFG_XTAL_DFLT)
dev_warn(&state->i2c->dev,
"(%s) changing xtal_freq not supported. ", __func__);
@@ -359,7 +354,7 @@ static int qm1d1c0042_init(struct dvb_frontend *fe)
goto failed;
}
- ret = qm1d1c0042_wakeup(state);
+ ret = qm1d1c0042_wakeup(fe);
if (ret < 0)
goto failed;
@@ -395,53 +390,37 @@ static const struct dvb_tuner_ops qm1d1c0042_ops = {
static int qm1d1c0042_probe(struct i2c_client *client,
const struct i2c_device_id *id)
{
- struct qm1d1c0042_state *state;
- struct qm1d1c0042_config *cfg;
+ struct dvb_i2c_tuner_config *tcfg;
struct dvb_frontend *fe;
+ struct qm1d1c0042_state *state;
- state = kzalloc(sizeof(*state), GFP_KERNEL);
- if (!state)
- return -ENOMEM;
+dev_info(&client->dev, "qm1d1c0042_probe().\n");
+ tcfg = client->dev.platform_data;
+ fe = tcfg->fe;
+ state = fe->tuner_priv;
state->i2c = client;
- cfg = client->dev.platform_data;
- fe = cfg->fe;
- fe->tuner_priv = state;
- qm1d1c0042_set_config(fe, cfg);
- memcpy(&fe->ops.tuner_ops, &qm1d1c0042_ops, sizeof(qm1d1c0042_ops));
+ qm1d1c0042_set_config(fe, (void *)tcfg->devcfg.priv_cfg);
- i2c_set_clientdata(client, &state->cfg);
dev_info(&client->dev, "Sharp QM1D1C0042 attached.\n");
return 0;
}
-static int qm1d1c0042_remove(struct i2c_client *client)
-{
- struct qm1d1c0042_state *state;
-
- state = cfg_to_state(i2c_get_clientdata(client));
- state->cfg.fe->tuner_priv = NULL;
- kfree(state);
- return 0;
-}
-
static const struct i2c_device_id qm1d1c0042_id[] = {
{"qm1d1c0042", 0},
{}
};
-MODULE_DEVICE_TABLE(i2c, qm1d1c0042_id);
-static struct i2c_driver qm1d1c0042_driver = {
- .driver = {
- .name = "qm1d1c0042",
- },
- .probe = qm1d1c0042_probe,
- .remove = qm1d1c0042_remove,
- .id_table = qm1d1c0042_id,
+static const struct dvb_i2c_module_param qm1d1c0042_param = {
+ .ops.tuner_ops = &qm1d1c0042_ops,
+ .priv_probe = qm1d1c0042_probe,
+
+ .priv_size = sizeof(struct qm1d1c0042_state),
+ .is_tuner = true,
};
-module_i2c_driver(qm1d1c0042_driver);
+DEFINE_DVB_I2C_MODULE(qm1d1c0042, qm1d1c0042_id, qm1d1c0042_param);
MODULE_DESCRIPTION("Sharp QM1D1C0042 tuner");
MODULE_AUTHOR("Akihiro TSUKADA");
diff --git a/drivers/media/tuners/qm1d1c0042.h
b/drivers/media/tuners/qm1d1c0042.h
index 4f5c188..043787e 100644
--- a/drivers/media/tuners/qm1d1c0042.h
+++ b/drivers/media/tuners/qm1d1c0042.h
@@ -21,8 +21,6 @@
struct qm1d1c0042_config {
- struct dvb_frontend *fe;
-
u32 xtal_freq; /* [kHz] */ /* currently ignored */
bool lpf; /* enable LPF */
bool fast_srch; /* enable fast search mode, no LPF */
--
2.1.3
--
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