V4L/DVB (13348): cx23885: update model matrix for models 85021 and 85721
[safe/jmp/linux-2.6] / drivers / media / video / tuner-core.c
index 72d4103..5b3eaa1 100644 (file)
 #include <linux/i2c.h>
 #include <linux/types.h>
 #include <linux/init.h>
-#include <linux/videodev.h>
+#include <linux/videodev2.h>
 #include <media/tuner.h>
 #include <media/tuner-types.h>
 #include <media/v4l2-device.h>
 #include <media/v4l2-ioctl.h>
-#include <media/v4l2-i2c-drv-legacy.h>
+#include <media/v4l2-i2c-drv.h>
 #include "mt20xx.h"
 #include "tda8290.h"
 #include "tea5761.h"
@@ -29,6 +29,7 @@
 #include "tuner-simple.h"
 #include "tda9887.h"
 #include "xc5000.h"
+#include "tda18271.h"
 
 #define UNSET (-1U)
 
@@ -101,18 +102,6 @@ static inline struct tuner *to_tuner(struct v4l2_subdev *sd)
        return container_of(sd, struct tuner, sd);
 }
 
-/* standard i2c insmod options */
-static unsigned short normal_i2c[] = {
-#if defined(CONFIG_MEDIA_TUNER_TEA5761) || (defined(CONFIG_MEDIA_TUNER_TEA5761_MODULE) && defined(MODULE))
-       0x10,
-#endif
-       0x42, 0x43, 0x4a, 0x4b,                 /* tda8290 */
-       0x60, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67,
-       0x68, 0x69, 0x6a, 0x6b, 0x6c, 0x6d, 0x6e, 0x6f,
-       I2C_CLIENT_END
-};
-
-I2C_CLIENT_INSMOD;
 
 /* insmod options used at init time => read/only */
 static unsigned int addr;
@@ -321,32 +310,6 @@ static void set_freq(struct i2c_client *c, unsigned long freq)
        }
 }
 
-static void tuner_i2c_address_check(struct tuner *t)
-{
-       if ((t->type == UNSET || t->type == TUNER_ABSENT) ||
-           ((t->i2c->addr < 0x64) || (t->i2c->addr > 0x6f)))
-               return;
-
-       /* We already know that the XC5000 can only be located at
-        * i2c address 0x61, 0x62, 0x63 or 0x64 */
-       if ((t->type == TUNER_XC5000) &&
-           ((t->i2c->addr <= 0x64)) && (t->i2c->addr >= 0x61))
-               return;
-
-       tuner_warn("====================== WARNING! ======================\n");
-       tuner_warn("Support for tuners in i2c address range 0x64 thru 0x6f\n");
-       tuner_warn("will soon be dropped. This message indicates that your\n");
-       tuner_warn("hardware has a %s tuner at i2c address 0x%02x.\n",
-                  t->name, t->i2c->addr);
-       tuner_warn("To ensure continued support for your device, please\n");
-       tuner_warn("send a copy of this message, along with full dmesg\n");
-       tuner_warn("output to v4l-dvb-maintainer@linuxtv.org\n");
-       tuner_warn("Please use subject line: \"obsolete tuner i2c address.\"\n");
-       tuner_warn("driver: %s, addr: 0x%02x, type: %d (%s)\n",
-                  t->i2c->adapter->name, t->i2c->addr, t->type, t->name);
-       tuner_warn("====================== WARNING! ======================\n");
-}
-
 static struct xc5000_config xc5000_cfg;
 
 static void set_type(struct i2c_client *c, unsigned int type,
@@ -357,6 +320,7 @@ static void set_type(struct i2c_client *c, unsigned int type,
        struct dvb_tuner_ops *fe_tuner_ops = &t->fe.ops.tuner_ops;
        struct analog_demod_ops *analog_ops = &t->fe.ops.analog_ops;
        unsigned char buffer[4];
+       int tune_now = 1;
 
        if (type == UNSET || type == TUNER_ABSENT) {
                tuner_dbg ("tuner 0x%02x: Tuner type absent\n",c->addr);
@@ -365,7 +329,7 @@ static void set_type(struct i2c_client *c, unsigned int type,
 
        t->type = type;
        /* prevent invalid config values */
-       t->config = ((new_config >= 0) && (new_config < 256)) ? new_config : 0;
+       t->config = new_config < 256 ? new_config : 0;
        if (tuner_callback != NULL) {
                tuner_dbg("defining GPIO callback\n");
                t->fe.callback = tuner_callback;
@@ -441,6 +405,7 @@ static void set_type(struct i2c_client *c, unsigned int type,
                };
                if (!dvb_attach(xc2028_attach, &t->fe, &cfg))
                        goto attach_failed;
+               tune_now = 0;
                break;
        }
        case TUNER_TDA9887:
@@ -450,18 +415,25 @@ static void set_type(struct i2c_client *c, unsigned int type,
                break;
        case TUNER_XC5000:
        {
-               struct dvb_tuner_ops *xc_tuner_ops;
-
                xc5000_cfg.i2c_address    = t->i2c->addr;
                /* if_khz will be set when the digital dvb_attach() occurs */
                xc5000_cfg.if_khz         = 0;
                if (!dvb_attach(xc5000_attach,
                                &t->fe, t->i2c->adapter, &xc5000_cfg))
                        goto attach_failed;
+               tune_now = 0;
+               break;
+       }
+       case TUNER_NXP_TDA18271:
+       {
+               struct tda18271_config cfg = {
+                       .config = t->config,
+               };
 
-               xc_tuner_ops = &t->fe.ops.tuner_ops;
-               if (xc_tuner_ops->init)
-                       xc_tuner_ops->init(&t->fe);
+               if (!dvb_attach(tda18271_attach, &t->fe, t->i2c->addr,
+                               t->i2c->adapter, &cfg))
+                       goto attach_failed;
+               tune_now = 0;
                break;
        }
        default:
@@ -490,19 +462,19 @@ static void set_type(struct i2c_client *c, unsigned int type,
        if (t->mode_mask == T_UNINITIALIZED)
                t->mode_mask = new_mode_mask;
 
-       /* xc2028/3028 and xc5000 requires a firmware to be set-up later
+       /* Some tuners require more initialization setup before use,
+          such as firmware download or device calibration.
           trying to set a frequency here will just fail
           FIXME: better to move set_freq to the tuner code. This is needed
           on analog tuners for PLL to properly work
         */
-       if (t->type != TUNER_XC2028 && t->type != TUNER_XC5000)
+       if (tune_now)
                set_freq(c, (V4L2_TUNER_RADIO == t->mode) ?
                            t->radio_freq : t->tv_freq);
 
        tuner_dbg("%s %s I2C addr 0x%02x with type %d used for 0x%02x\n",
                  c->adapter->name, c->driver->driver.name, c->addr << 1, type,
                  t->mode_mask);
-       tuner_i2c_address_check(t);
        return;
 
 attach_failed:
@@ -785,14 +757,17 @@ static int tuner_s_radio(struct v4l2_subdev *sd)
        return 0;
 }
 
-static int tuner_s_standby(struct v4l2_subdev *sd, u32 standby)
+static int tuner_s_power(struct v4l2_subdev *sd, int on)
 {
        struct tuner *t = to_tuner(sd);
        struct analog_demod_ops *analog_ops = &t->fe.ops.analog_ops;
 
+       if (on)
+               return 0;
+
        tuner_dbg("Putting tuner to sleep\n");
 
-       if (check_mode(t, "s_standby") == -EINVAL)
+       if (check_mode(t, "s_power") == -EINVAL)
                return 0;
        t->mode = T_STANDBY;
        if (analog_ops->standby)
@@ -864,8 +839,8 @@ static int tuner_g_frequency(struct v4l2_subdev *sd, struct v4l2_frequency *f)
 
                fe_tuner_ops->get_frequency(&t->fe, &abs_freq);
                f->frequency = (V4L2_TUNER_RADIO == t->mode) ?
-                       (abs_freq * 2 + 125/2) / 125 :
-                       (abs_freq + 62500/2) / 62500;
+                       DIV_ROUND_CLOSEST(abs_freq * 2, 125) :
+                       DIV_ROUND_CLOSEST(abs_freq, 62500);
                return 0;
        }
        f->frequency = (V4L2_TUNER_RADIO == t->mode) ?
@@ -951,11 +926,6 @@ static int tuner_log_status(struct v4l2_subdev *sd)
        return 0;
 }
 
-static int tuner_command(struct i2c_client *client, unsigned cmd, void *arg)
-{
-       return v4l2_subdev_command(i2c_get_clientdata(client), cmd, arg);
-}
-
 static int tuner_suspend(struct i2c_client *c, pm_message_t state)
 {
        struct tuner *t = to_tuner(i2c_get_clientdata(c));
@@ -980,15 +950,29 @@ static int tuner_resume(struct i2c_client *c)
        return 0;
 }
 
+static int tuner_command(struct i2c_client *client, unsigned cmd, void *arg)
+{
+       struct v4l2_subdev *sd = i2c_get_clientdata(client);
+
+       /* TUNER_SET_CONFIG is still called by tuner-simple.c, so we have
+          to handle it here.
+          There must be a better way of doing this... */
+       switch (cmd) {
+       case TUNER_SET_CONFIG:
+               return tuner_s_config(sd, arg);
+       }
+       return -ENOIOCTLCMD;
+}
+
 /* ----------------------------------------------------------------------- */
 
 static const struct v4l2_subdev_core_ops tuner_core_ops = {
        .log_status = tuner_log_status,
-       .s_standby = tuner_s_standby,
+       .s_std = tuner_s_std,
+       .s_power = tuner_s_power,
 };
 
 static const struct v4l2_subdev_tuner_ops tuner_tuner_ops = {
-       .s_std = tuner_s_std,
        .s_radio = tuner_s_radio,
        .g_tuner = tuner_g_tuner,
        .s_tuner = tuner_s_tuner,
@@ -1023,7 +1007,7 @@ static void tuner_lookup(struct i2c_adapter *adap,
                int mode_mask;
 
                if (pos->i2c->adapter != adap ||
-                   pos->i2c->driver->id != I2C_DRIVERID_TUNER)
+                   strcmp(pos->i2c->driver->driver.name, "tuner"))
                        continue;
 
                mode_mask = pos->mode_mask & ~T_STANDBY;
@@ -1167,40 +1151,6 @@ register_client:
        return 0;
 }
 
-static int tuner_legacy_probe(struct i2c_adapter *adap)
-{
-       if (0 != addr) {
-               normal_i2c[0] = addr;
-               normal_i2c[1] = I2C_CLIENT_END;
-       }
-
-       if ((adap->class & I2C_CLASS_TV_ANALOG) == 0)
-               return 0;
-
-       /* HACK: Ignore 0x6b and 0x6f on cx88 boards.
-        * FusionHDTV5 RT Gold has an ir receiver at 0x6b
-        * and an RTC at 0x6f which can get corrupted if probed.
-        */
-       if ((adap->id == I2C_HW_B_CX2388x) ||
-           (adap->id == I2C_HW_B_CX23885)) {
-               unsigned int i = 0;
-
-               while (i < I2C_CLIENT_MAX_OPTS && ignore[i] != I2C_CLIENT_END)
-                       i += 2;
-               if (i + 4 < I2C_CLIENT_MAX_OPTS) {
-                       ignore[i+0] = adap->nr;
-                       ignore[i+1] = 0x6b;
-                       ignore[i+2] = adap->nr;
-                       ignore[i+3] = 0x6f;
-                       ignore[i+4] = I2C_CLIENT_END;
-               } else
-                       printk(KERN_WARNING "tuner: "
-                              "too many options specified "
-                              "in i2c probe ignore list!\n");
-       }
-       return 1;
-}
-
 static int tuner_remove(struct i2c_client *client)
 {
        struct tuner *t = to_tuner(i2c_get_clientdata(client));
@@ -1227,13 +1177,11 @@ MODULE_DEVICE_TABLE(i2c, tuner_id);
 
 static struct v4l2_i2c_driver_data v4l2_i2c_data = {
        .name = "tuner",
-       .driverid = I2C_DRIVERID_TUNER,
-       .command = tuner_command,
        .probe = tuner_probe,
        .remove = tuner_remove,
+       .command = tuner_command,
        .suspend = tuner_suspend,
        .resume = tuner_resume,
-       .legacy_probe = tuner_legacy_probe,
        .id_table = tuner_id,
 };