[media] rtl2830: get rid of internal config data

Remove internal config and use configuration values directly from
the platform data.

Signed-off-by: Antti Palosaari <crope@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>

2 files changed, 18 insertions, 40 deletions

diff --git a/drivers/media/dvb-frontends/rtl2830.c b/drivers/media/dvb-frontends/rtl2830.c
index fa73575a6692..ea68c7ef2a71 100644
--- a/drivers/media/dvb-frontends/rtl2830.c
+++ b/drivers/media/dvb-frontends/rtl2830.c
@@ -33,12 +33,11 @@
 /* write multiple hardware registers */
 static int rtl2830_wr(struct i2c_client *client, u8 reg, const u8 *val, int len)
 {
-        struct rtl2830_dev *dev = i2c_get_clientdata(client);
         int ret;
         u8 buf[MAX_XFER_SIZE];
         struct i2c_msg msg[1] = {
                 {
-                        .addr = dev->cfg.i2c_addr,
+                        .addr = client->addr,
                         .flags = 0,
                         .len = 1 + len,
                         .buf = buf,
@@ -54,7 +53,7 @@ static int rtl2830_wr(struct i2c_client *client, u8 reg, const u8 *val, int len)
         buf[0] = reg;
         memcpy(&buf[1], val, len);
 
-        ret = i2c_transfer(dev->i2c, msg, 1);
+        ret = i2c_transfer(client->adapter, msg, 1);
         if (ret == 1) {
                 ret = 0;
         } else {
@@ -68,23 +67,22 @@ static int rtl2830_wr(struct i2c_client *client, u8 reg, const u8 *val, int len)
 /* read multiple hardware registers */
 static int rtl2830_rd(struct i2c_client *client, u8 reg, u8 *val, int len)
 {
-        struct rtl2830_dev *dev = i2c_get_clientdata(client);
         int ret;
         struct i2c_msg msg[2] = {
                 {
-                        .addr = dev->cfg.i2c_addr,
+                        .addr = client->addr,
                         .flags = 0,
                         .len = 1,
                         .buf = &reg,
                 }, {
-                        .addr = dev->cfg.i2c_addr,
+                        .addr = client->addr,
                         .flags = I2C_M_RD,
                         .len = len,
                         .buf = val,
                 }
         };
 
-        ret = i2c_transfer(dev->i2c, msg, 2);
+        ret = i2c_transfer(client->adapter, msg, 2);
         if (ret == 2) {
                 ret = 0;
         } else {
@@ -207,10 +205,10 @@ static int rtl2830_init(struct dvb_frontend *fe)
                 { 0x2f1, 0x20, 0xf8 },
                 { 0x16d, 0x00, 0x01 },
                 { 0x1a6, 0x00, 0x80 },
-                { 0x106, dev->cfg.vtop, 0x3f },
-                { 0x107, dev->cfg.krf, 0x3f },
+                { 0x106, dev->pdata->vtop, 0x3f },
+                { 0x107, dev->pdata->krf, 0x3f },
                 { 0x112, 0x28, 0xff },
-                { 0x103, dev->cfg.agc_targ_val, 0xff },
+                { 0x103, dev->pdata->agc_targ_val, 0xff },
                 { 0x00a, 0x02, 0x07 },
                 { 0x140, 0x0c, 0x3c },
                 { 0x140, 0x40, 0xc0 },
@@ -218,7 +216,7 @@ static int rtl2830_init(struct dvb_frontend *fe)
                 { 0x15b, 0x28, 0x38 },
                 { 0x15c, 0x05, 0x07 },
                 { 0x15c, 0x28, 0x38 },
-                { 0x115, dev->cfg.spec_inv, 0x01 },
+                { 0x115, dev->pdata->spec_inv, 0x01 },
                 { 0x16f, 0x01, 0x07 },
                 { 0x170, 0x18, 0x38 },
                 { 0x172, 0x0f, 0x0f },
@@ -349,9 +347,9 @@ static int rtl2830_set_frontend(struct dvb_frontend *fe)
         if (ret < 0)
                 goto err;
 
-        num = if_frequency % dev->cfg.xtal;
+        num = if_frequency % dev->pdata->clk;
         num *= 0x400000;
-        num = div_u64(num, dev->cfg.xtal);
+        num = div_u64(num, dev->pdata->clk);
         num = -num;
         if_ctl = num & 0x3fffff;
         dev_dbg(&client->dev, "if_frequency=%d if_ctl=%08x\n",
@@ -506,7 +504,7 @@ err:
 static int rtl2830_read_status(struct dvb_frontend *fe, fe_status_t *status)
 {
         struct i2c_client *client = fe->demodulator_priv;
-        struct rtl2830_dev *dev = fe->demodulator_priv;
+        struct rtl2830_dev *dev = i2c_get_clientdata(client);
         int ret;
         u8 tmp;
         *status = 0;
@@ -688,7 +686,7 @@ static int rtl2830_select(struct i2c_adapter *adap, void *mux_priv, u32 chan_id)
         struct rtl2830_dev *dev = i2c_get_clientdata(client);
         struct i2c_msg select_reg_page_msg[1] = {
                 {
-                        .addr = dev->cfg.i2c_addr,
+                        .addr = client->addr,
                         .flags = 0,
                         .len = 2,
                         .buf = "\x00\x01",
@@ -696,7 +694,7 @@ static int rtl2830_select(struct i2c_adapter *adap, void *mux_priv, u32 chan_id)
         };
         struct i2c_msg gate_open_msg[1] = {
                 {
-                        .addr = dev->cfg.i2c_addr,
+                        .addr = client->addr,
                         .flags = 0,
                         .len = 2,
                         .buf = "\x01\x08",
@@ -705,7 +703,7 @@ static int rtl2830_select(struct i2c_adapter *adap, void *mux_priv, u32 chan_id)
         int ret;
 
         /* select register page */
-        ret = __i2c_transfer(adap, select_reg_page_msg, 1);
+        ret = __i2c_transfer(client->adapter, select_reg_page_msg, 1);
         if (ret != 1) {
                 dev_warn(&client->dev, "i2c write failed %d\n", ret);
                 if (ret >= 0)
@@ -716,7 +714,7 @@ static int rtl2830_select(struct i2c_adapter *adap, void *mux_priv, u32 chan_id)
         dev->page = 1;
 
         /* open tuner I2C repeater for 1 xfer, closes automatically */
-        ret = __i2c_transfer(adap, gate_open_msg, 1);
+        ret = __i2c_transfer(client->adapter, gate_open_msg, 1);
         if (ret != 1) {
                 dev_warn(&client->dev, "i2c write failed %d\n", ret);
                 if (ret >= 0)
@@ -753,7 +751,6 @@ static int rtl2830_probe(struct i2c_client *client,
                 const struct i2c_device_id *id)
 {
         struct rtl2830_platform_data *pdata = client->dev.platform_data;
-        struct i2c_adapter *i2c = client->adapter;
         struct rtl2830_dev *dev;
         int ret;
         u8 u8tmp;
@@ -774,14 +771,8 @@ static int rtl2830_probe(struct i2c_client *client,
 
         /* setup the state */
         i2c_set_clientdata(client, dev);
-        dev->i2c = i2c;
+        dev->pdata = client->dev.platform_data;
         dev->sleeping = true;
-        dev->cfg.i2c_addr = client->addr;
-        dev->cfg.xtal = pdata->clk;
-        dev->cfg.spec_inv = pdata->spec_inv;
-        dev->cfg.vtop = pdata->vtop;
-        dev->cfg.krf = pdata->krf;
-        dev->cfg.agc_targ_val = pdata->agc_targ_val;
 
         /* check if the demod is there */
         ret = rtl2830_rd_reg(client, 0x000, &u8tmp);
diff --git a/drivers/media/dvb-frontends/rtl2830_priv.h b/drivers/media/dvb-frontends/rtl2830_priv.h
index 9e7bd4264ac1..5276fb210990 100644
--- a/drivers/media/dvb-frontends/rtl2830_priv.h
+++ b/drivers/media/dvb-frontends/rtl2830_priv.h
@@ -26,24 +26,11 @@
 #include "rtl2830.h"
 #include <linux/i2c-mux.h>
 
-struct rtl2830_config {
-        u8 i2c_addr;
-        u32 xtal;
-        bool spec_inv;
-        u8 vtop;
-        u8 krf;
-        u8 agc_targ_val;
-};
-
 struct rtl2830_dev {
+        struct rtl2830_platform_data *pdata;
         struct i2c_adapter *adapter;
-        struct i2c_adapter *i2c;
         struct dvb_frontend fe;
-        struct rtl2830_config cfg;
-        struct i2c_adapter tuner_i2c_adapter;
-
         bool sleeping;
-
         u8 page; /* active register page */
 };