diff options
Diffstat (limited to 'linux/drivers/media/video/tuner-core.c')
-rw-r--r-- | linux/drivers/media/video/tuner-core.c | 279 |
1 files changed, 52 insertions, 227 deletions
diff --git a/linux/drivers/media/video/tuner-core.c b/linux/drivers/media/video/tuner-core.c index 0188d87ea..a4f6c19b7 100644 --- a/linux/drivers/media/video/tuner-core.c +++ b/linux/drivers/media/video/tuner-core.c @@ -16,12 +16,12 @@ #include <linux/types.h> #include <linux/init.h> #include "compat.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" @@ -102,18 +102,19 @@ static inline struct tuner *to_tuner(struct v4l2_subdev *sd) return container_of(sd, struct tuner, sd); } +#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 26) /* 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, + 0x60, 0x61, 0x62, 0x63, 0x64, I2C_CLIENT_END }; I2C_CLIENT_INSMOD; +#endif /* insmod options used at init time => read/only */ static unsigned int addr; @@ -322,32 +323,6 @@ 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, @@ -365,7 +340,8 @@ static void set_type(struct i2c_client *c, unsigned int type, } t->type = type; - t->config = new_config; + /* prevent invalid config values */ + t->config = ((new_config >= 0) && (new_config < 256)) ? new_config : 0; if (tuner_callback != NULL) { tuner_dbg("defining GPIO callback\n"); t->fe.callback = tuner_callback; @@ -450,17 +426,12 @@ 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; - xc5000_cfg.if_khz = 5380; + /* 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; - - xc_tuner_ops = &t->fe.ops.tuner_ops; - if (xc_tuner_ops->init) - xc_tuner_ops->init(&t->fe); break; } default: @@ -501,7 +472,6 @@ static void set_type(struct i2c_client *c, unsigned int type, 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: @@ -786,22 +756,21 @@ static int tuner_s_radio(struct v4l2_subdev *sd) struct tuner *t = to_tuner(sd); struct i2c_client *client = v4l2_get_subdevdata(sd); - if (set_mode(client, t, V4L2_TUNER_RADIO, "AUDC_SET_RADIO") - == -EINVAL) + if (set_mode(client, t, V4L2_TUNER_RADIO, "s_radio") == -EINVAL) return 0; if (t->radio_freq) set_freq(client, t->radio_freq); return 0; } -static int tuner_s_standby(struct v4l2_subdev *sd, u32 standby) +static int tuner_s_standby(struct v4l2_subdev *sd) { struct tuner *t = to_tuner(sd); struct analog_demod_ops *analog_ops = &t->fe.ops.analog_ops; tuner_dbg("Putting tuner to sleep\n"); - if (check_mode(t, "TUNER_SET_STANDBY") == -EINVAL) + if (check_mode(t, "s_standby") == -EINVAL) return 0; t->mode = T_STANDBY; if (analog_ops->standby) @@ -809,132 +778,6 @@ static int tuner_s_standby(struct v4l2_subdev *sd, u32 standby) return 0; } -#ifdef CONFIG_VIDEO_ALLOW_V4L1 -static long tuner_ioctl(struct v4l2_subdev *sd, unsigned int cmd, void *arg) -{ - struct tuner *t = to_tuner(sd); - struct i2c_client *client = v4l2_get_subdevdata(sd); - struct analog_demod_ops *analog_ops = &t->fe.ops.analog_ops; - struct dvb_tuner_ops *fe_tuner_ops = &t->fe.ops.tuner_ops; - - switch (cmd) { - case VIDIOCSAUDIO: - if (check_mode(t, "VIDIOCSAUDIO") == -EINVAL) - return 0; - if (check_v4l2(t) == -EINVAL) - return 0; - - /* Should be implemented, since bttv calls it */ - tuner_dbg("VIDIOCSAUDIO not implemented.\n"); - break; - case VIDIOCSCHAN: - { - static const v4l2_std_id map[] = { - [VIDEO_MODE_PAL] = V4L2_STD_PAL, - [VIDEO_MODE_NTSC] = V4L2_STD_NTSC_M, - [VIDEO_MODE_SECAM] = V4L2_STD_SECAM, - [4 /* bttv */ ] = V4L2_STD_PAL_M, - [5 /* bttv */ ] = V4L2_STD_PAL_N, - [6 /* bttv */ ] = V4L2_STD_NTSC_M_JP, - }; - struct video_channel *vc = arg; - - if (check_v4l2(t) == -EINVAL) - return 0; - - if (set_mode(client,t,V4L2_TUNER_ANALOG_TV, "VIDIOCSCHAN")==-EINVAL) - return 0; - - if (vc->norm < ARRAY_SIZE(map)) - t->std = map[vc->norm]; - tuner_fixup_std(t); - if (t->tv_freq) - set_tv_freq(client, t->tv_freq); - return 0; - } - case VIDIOCSFREQ: - { - unsigned long *v = arg; - - if (check_mode(t, "VIDIOCSFREQ") == -EINVAL) - return 0; - if (check_v4l2(t) == -EINVAL) - return 0; - - set_freq(client, *v); - return 0; - } - case VIDIOCGTUNER: - { - struct video_tuner *vt = arg; - - if (check_mode(t, "VIDIOCGTUNER") == -EINVAL) - return 0; - if (check_v4l2(t) == -EINVAL) - return 0; - - if (V4L2_TUNER_RADIO == t->mode) { - if (fe_tuner_ops->get_status) { - u32 tuner_status; - - fe_tuner_ops->get_status(&t->fe, &tuner_status); - if (tuner_status & TUNER_STATUS_STEREO) - vt->flags |= VIDEO_TUNER_STEREO_ON; - else - vt->flags &= ~VIDEO_TUNER_STEREO_ON; - } else { - if (analog_ops->is_stereo) { - if (analog_ops->is_stereo(&t->fe)) - vt->flags |= - VIDEO_TUNER_STEREO_ON; - else - vt->flags &= - ~VIDEO_TUNER_STEREO_ON; - } - } - if (analog_ops->has_signal) - vt->signal = - analog_ops->has_signal(&t->fe); - - vt->flags |= VIDEO_TUNER_LOW; /* Allow freqs at 62.5 Hz */ - - vt->rangelow = radio_range[0] * 16000; - vt->rangehigh = radio_range[1] * 16000; - - } else { - vt->rangelow = tv_range[0] * 16; - vt->rangehigh = tv_range[1] * 16; - } - - return 0; - } - case VIDIOCGAUDIO: - { - struct video_audio *va = arg; - - if (check_mode(t, "VIDIOCGAUDIO") == -EINVAL) - return 0; - if (check_v4l2(t) == -EINVAL) - return 0; - - if (V4L2_TUNER_RADIO == t->mode) { - if (fe_tuner_ops->get_status) { - u32 tuner_status; - - fe_tuner_ops->get_status(&t->fe, &tuner_status); - va->mode = (tuner_status & TUNER_STATUS_STEREO) - ? VIDEO_SOUND_STEREO : VIDEO_SOUND_MONO; - } else if (analog_ops->is_stereo) - va->mode = analog_ops->is_stereo(&t->fe) - ? VIDEO_SOUND_STEREO : VIDEO_SOUND_MONO; - } - return 0; - } - } - return -ENOIOCTLCMD; -} -#endif - static int tuner_s_config(struct v4l2_subdev *sd, const struct v4l2_priv_tun_config *cfg) { struct tuner *t = to_tuner(sd); @@ -960,8 +803,7 @@ static int tuner_s_std(struct v4l2_subdev *sd, v4l2_std_id std) struct tuner *t = to_tuner(sd); struct i2c_client *client = v4l2_get_subdevdata(sd); - if (set_mode(client, t, V4L2_TUNER_ANALOG_TV, "VIDIOC_S_STD") - == -EINVAL) + if (set_mode(client, t, V4L2_TUNER_ANALOG_TV, "s_std") == -EINVAL) return 0; switch_v4l2(); @@ -978,8 +820,7 @@ static int tuner_s_frequency(struct v4l2_subdev *sd, struct v4l2_frequency *f) struct tuner *t = to_tuner(sd); struct i2c_client *client = v4l2_get_subdevdata(sd); - if (set_mode(client, t, f->type, "VIDIOC_S_FREQUENCY") - == -EINVAL) + if (set_mode(client, t, f->type, "s_frequency") == -EINVAL) return 0; switch_v4l2(); set_freq(client, f->frequency); @@ -992,7 +833,7 @@ static int tuner_g_frequency(struct v4l2_subdev *sd, struct v4l2_frequency *f) struct tuner *t = to_tuner(sd); struct dvb_tuner_ops *fe_tuner_ops = &t->fe.ops.tuner_ops; - if (check_mode(t, "VIDIOC_G_FREQUENCY") == -EINVAL) + if (check_mode(t, "g_frequency") == -EINVAL) return 0; switch_v4l2(); f->type = t->mode; @@ -1001,8 +842,8 @@ 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) ? @@ -1016,7 +857,7 @@ static int tuner_g_tuner(struct v4l2_subdev *sd, struct v4l2_tuner *vt) struct analog_demod_ops *analog_ops = &t->fe.ops.analog_ops; struct dvb_tuner_ops *fe_tuner_ops = &t->fe.ops.tuner_ops; - if (check_mode(t, "VIDIOC_G_TUNER") == -EINVAL) + if (check_mode(t, "g_tuner") == -EINVAL) return 0; switch_v4l2(); @@ -1065,7 +906,7 @@ static int tuner_s_tuner(struct v4l2_subdev *sd, struct v4l2_tuner *vt) struct tuner *t = to_tuner(sd); struct i2c_client *client = v4l2_get_subdevdata(sd); - if (check_mode(t, "VIDIOC_S_TUNER") == -EINVAL) + if (check_mode(t, "s_tuner") == -EINVAL) return 0; switch_v4l2(); @@ -1088,11 +929,6 @@ 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)); @@ -1117,18 +953,28 @@ 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, -#ifdef CONFIG_VIDEO_ALLOW_V4L1 - .ioctl = tuner_ioctl, -#endif + .s_std = tuner_s_std, }; 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, @@ -1136,6 +982,7 @@ static const struct v4l2_subdev_tuner_ops tuner_tuner_ops = { .g_frequency = tuner_g_frequency, .s_type_addr = tuner_s_type_addr, .s_config = tuner_s_config, + .s_standby = tuner_s_standby, }; static const struct v4l2_subdev_ops tuner_ops = { @@ -1163,7 +1010,7 @@ 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; @@ -1307,40 +1154,6 @@ 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)); @@ -1356,7 +1169,19 @@ static int tuner_remove(struct i2c_client *client) /* ----------------------------------------------------------------------- */ -#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 26) +#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 26) +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; + return 1; +} +#else /* This driver supports many devices and the idea is to let the driver detect which device is present. So rather than listing all supported devices here, we pretend to support a single, fake device type. */ @@ -1369,14 +1194,14 @@ 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, +#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 26) .legacy_probe = tuner_legacy_probe, -#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 26) +#else .id_table = tuner_id, #endif }; |