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author | Mauro Carvalho Chehab <mchehab@infradead.org> | 2008-01-07 16:20:51 -0200 |
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committer | Mauro Carvalho Chehab <mchehab@infradead.org> | 2008-01-07 16:20:51 -0200 |
commit | fac39b7c8cbc2214a46a10401ec5ccd8855ca37a (patch) | |
tree | e00862ed6f9dc7f9642df558d0f399846e9c578c /v4l_experimental/xc3028/tuner-core.c | |
parent | 669bcd63557394653d01f537c3578bc70970a4bf (diff) | |
download | mediapointer-dvb-s2-fac39b7c8cbc2214a46a10401ec5ccd8855ca37a.tar.gz mediapointer-dvb-s2-fac39b7c8cbc2214a46a10401ec5ccd8855ca37a.tar.bz2 |
Remove obsolete stuff from v4l_experimental/
From: Mauro Carvalho Chehab <mchehab@infradead.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'v4l_experimental/xc3028/tuner-core.c')
-rw-r--r-- | v4l_experimental/xc3028/tuner-core.c | 946 |
1 files changed, 0 insertions, 946 deletions
diff --git a/v4l_experimental/xc3028/tuner-core.c b/v4l_experimental/xc3028/tuner-core.c deleted file mode 100644 index 54f3b4ae3..000000000 --- a/v4l_experimental/xc3028/tuner-core.c +++ /dev/null @@ -1,946 +0,0 @@ -/* - * $Id: tuner-core.c,v 1.1 2006/01/25 09:48:37 mrechberger Exp $ - * - * i2c tv tuner chip device driver - * core core, i.e. kernel interfaces, registering and so on - */ - -#include <linux/module.h> -#include <linux/moduleparam.h> -#include <linux/kernel.h> -#include <linux/sched.h> -#include <linux/string.h> -#include <linux/timer.h> -#include <linux/delay.h> -#include <linux/errno.h> -#include <linux/slab.h> -#include <linux/poll.h> -#include <linux/i2c.h> -#include <linux/types.h> -#include "compat.h" -#include <linux/videodev.h> -#include <linux/init.h> - -#include <media/tuner.h> -#include <media/v4l2-common.h> -#include <media/audiochip.h> -#if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0) -#include "i2c-compat.h" -#endif - -#define UNSET (-1U) - -/* standard i2c insmod options */ -static unsigned short normal_i2c[] = { - 0x42, 0x43, 0x4a, 0x4b, /* tda8290 */ - 0x60, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67, - 0x68, 0x69, 0x6a, 0x6b, 0x6c, 0x6d, 0x6e, 0x6f, - I2C_CLIENT_END -}; - -#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,13) -static unsigned short normal_i2c_range[] = { I2C_CLIENT_END }; -#endif -I2C_CLIENT_INSMOD; - -/* insmod options used at init time => read/only */ -static unsigned int addr = 0; -static unsigned int no_autodetect = 0; -static unsigned int show_i2c = 0; - -/* insmod options used at runtime => read/write */ -static unsigned int tuner_debug_old = 0; -int tuner_debug = 0; - -static unsigned int tv_range[2] = { 44, 958 }; -static unsigned int radio_range[2] = { 65, 108 }; - -static char pal[] = "--"; -static char secam[] = "--"; -static char ntsc[] = "-"; - - -#if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0) -MODULE_PARM(pal,"s"); -MODULE_PARM(secam,"s"); -MODULE_PARM(ntsc,"s"); -MODULE_PARM(tv_range,"2i"); -MODULE_PARM(radio_range,"2i"); -MODULE_PARM(no_autodetect, "i"); -MODULE_PARM(tuner_debug, "i"); -MODULE_PARM(tuner_debug_old, "i"); -MODULE_PARM(addr, "i"); -MODULE_PARM(show_i2c, "i"); -#else -module_param(addr, int, 0444); -module_param(no_autodetect, int, 0444); -module_param(show_i2c, int, 0444); -/* Note: tuner_debug is deprecated and will be removed in 2.6.17 */ -module_param_named(tuner_debug,tuner_debug_old, int, 0444); -module_param_named(debug,tuner_debug, int, 0644); -module_param_string(pal, pal, sizeof(pal), 0644); -module_param_string(secam, secam, sizeof(secam), 0644); -module_param_string(ntsc, ntsc, sizeof(ntsc), 0644); -#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,10) -static unsigned int dummy; -module_param_array(tv_range, int, dummy, 0644); -module_param_array(radio_range, int, dummy, 0644); -#else -module_param_array(tv_range, int, NULL, 0644); -module_param_array(radio_range, int, NULL, 0644); -#endif -#endif - -MODULE_DESCRIPTION("device driver for various TV and TV+FM radio tuners"); -MODULE_AUTHOR("Ralph Metzler, Gerd Knorr, Gunther Mayer"); -MODULE_LICENSE("GPL"); - -static struct i2c_driver driver; -static struct i2c_client client_template; - -/* ---------------------------------------------------------------------- */ - -/* Set tuner frequency, freq in Units of 62.5kHz = 1/16MHz */ -static void set_tv_freq(struct i2c_client *c, unsigned int freq) -{ - struct tuner *t = i2c_get_clientdata(c); - - printk("tuner set frequency %d\n",freq); - - if (t->type == UNSET) { - printk("tuner type not set!\n"); - tuner_warn ("tuner type not set\n"); - return; - } - if (NULL == t->set_tv_freq) { - printk("Tuner has no way to set tv freq!\n"); - tuner_warn ("Tuner has no way to set tv freq\n"); - return; - } - if (freq < tv_range[0] * 16 || freq > tv_range[1] * 16) { - tuner_dbg ("TV freq (%d.%02d) out of range (%d-%d)\n", - freq / 16, freq % 16 * 100 / 16, tv_range[0], - tv_range[1]); - /* V4L2 spec: if the freq is not possible then the closest - possible value should be selected */ - if (freq < tv_range[0] * 16) - freq = tv_range[0] * 16; - else - freq = tv_range[1] * 16; - } - t->set_tv_freq(c, freq); -} - -static void set_radio_freq(struct i2c_client *c, unsigned int freq) -{ - struct tuner *t = i2c_get_clientdata(c); - - if (t->type == UNSET) { - tuner_warn ("tuner type not set\n"); - return; - } - if (NULL == t->set_radio_freq) { - tuner_warn ("tuner has no way to set radio frequency\n"); - return; - } - if (freq < radio_range[0] * 16000 || freq > radio_range[1] * 16000) { - tuner_dbg ("radio freq (%d.%02d) out of range (%d-%d)\n", - freq / 16000, freq % 16000 * 100 / 16000, - radio_range[0], radio_range[1]); - /* V4L2 spec: if the freq is not possible then the closest - possible value should be selected */ - if (freq < radio_range[0] * 16000) - freq = radio_range[0] * 16000; - else - freq = radio_range[1] * 16000; - } - - t->set_radio_freq(c, freq); -} - -static void set_freq(struct i2c_client *c, unsigned long freq) -{ - struct tuner *t = i2c_get_clientdata(c); - printk("set freq!!!\n"); - - switch (t->mode) { - case V4L2_TUNER_RADIO: - tuner_dbg("radio freq set to %lu.%02lu\n", - freq / 16000, freq % 16000 * 100 / 16000); - set_radio_freq(c, freq); - t->radio_freq = freq; - break; - case V4L2_TUNER_ANALOG_TV: - case V4L2_TUNER_DIGITAL_TV: - tuner_dbg("tv freq set to %lu.%02lu\n", - freq / 16, freq % 16 * 100 / 16); - set_tv_freq(c, freq); - t->tv_freq = freq; - break; - } -} - -static void set_type(struct i2c_client *c, unsigned int type, - unsigned int new_mode_mask) -{ - struct tuner *t = i2c_get_clientdata(c); - unsigned char buffer[4]; - - if (type == UNSET || type == TUNER_ABSENT) { - tuner_dbg ("tuner 0x%02x: Tuner type absent\n",c->addr); - return; - } - - if (type >= tuner_count) { - tuner_warn ("tuner 0x%02x: Tuner count greater than %d\n",c->addr,tuner_count); - return; - } - -#if LINUX_VERSION_CODE > KERNEL_VERSION(2,6,0) - /* This code detects calls by card attach_inform */ - if (NULL == t->i2c.dev.driver) { - tuner_dbg ("tuner 0x%02x: called during i2c_client register by adapter's attach_inform\n", c->addr); - - t->type=type; - return; - } -#endif - - t->type = type; - - switch (t->type) { - case TUNER_MT2032: - microtune_init(c); - break; - case TUNER_PHILIPS_TDA8290: - tda8290_init(c); - break; - case TUNER_TEA5767: - if (tea5767_tuner_init(c) == EINVAL) { - t->type = TUNER_ABSENT; - t->mode_mask = T_UNINITIALIZED; - return; - } - t->mode_mask = T_RADIO; - break; - case TUNER_PHILIPS_FMD1216ME_MK3: - buffer[0] = 0x0b; - buffer[1] = 0xdc; - buffer[2] = 0x9c; - buffer[3] = 0x60; - i2c_master_send(c, buffer, 4); - mdelay(1); - buffer[2] = 0x86; - buffer[3] = 0x54; - i2c_master_send(c, buffer, 4); - default_tuner_init(c); - break; - case TUNER_LG_TDVS_H062F: - /* Set the Auxiliary Byte. */ - buffer[2] &= ~0x20; - buffer[2] |= 0x18; - buffer[3] = 0x20; - i2c_master_send(c, buffer, 4); - default_tuner_init(c); - break; - case TUNER_PHILIPS_TD1316: - buffer[0] = 0x0b; - buffer[1] = 0xdc; - buffer[2] = 0x86; - buffer[3] = 0xa4; - i2c_master_send(c,buffer,4); - default_tuner_init(c); - break; - case TUNER_XCEIVE_XC3028: - printk("initializing XC3028!\n"); - xc3028_init(c); - break; - default: - default_tuner_init(c); - break; - } - - if (t->mode_mask == T_UNINITIALIZED) - t->mode_mask = new_mode_mask; - - 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", -#if LINUX_VERSION_CODE <= KERNEL_VERSION(2,6,15) - c->adapter->name, c->driver->name, c->addr << 1, type, -#else - c->adapter->name, c->driver->driver.name, c->addr << 1, type, -#endif - t->mode_mask); -} - -/* - * This function apply tuner config to tuner specified - * by tun_setup structure. I addr is unset, then admin status - * and tun addr status is more precise then current status, - * it's applied. Otherwise status and type are applied only to - * tuner with exactly the same addr. -*/ - -static void set_addr(struct i2c_client *c, struct tuner_setup *tun_setup) -{ - struct tuner *t = i2c_get_clientdata(c); - - if ( t->type == UNSET && ((tun_setup->addr == ADDR_UNSET && - (t->mode_mask & tun_setup->mode_mask)) || - tun_setup->addr == c->addr)) { - set_type(c, tun_setup->type, tun_setup->mode_mask); - } -} - -static inline int check_mode(struct tuner *t, char *cmd) -{ - if ((1 << t->mode & t->mode_mask) == 0) { -#if 0 - tuner_dbg("Cmd %s rejected for mode %i\n", cmd,t->mode); -#endif - return EINVAL; - } - - switch (t->mode) { - case V4L2_TUNER_RADIO: - tuner_dbg("Cmd %s accepted for radio\n", cmd); - break; - case V4L2_TUNER_ANALOG_TV: - tuner_dbg("Cmd %s accepted for analog TV\n", cmd); - break; - case V4L2_TUNER_DIGITAL_TV: - tuner_dbg("Cmd %s accepted for digital TV\n", cmd); - break; - } - return 0; -} - -/* get more precise norm info from insmod option */ -static int tuner_fixup_std(struct tuner *t) -{ - if ((t->std & V4L2_STD_PAL) == V4L2_STD_PAL) { - switch (pal[0]) { - case 'b': - case 'B': - case 'g': - case 'G': - tuner_dbg ("insmod fixup: PAL => PAL-BG\n"); - t->std = V4L2_STD_PAL_BG; - break; - case 'i': - case 'I': - tuner_dbg ("insmod fixup: PAL => PAL-I\n"); - t->std = V4L2_STD_PAL_I; - break; - case 'd': - case 'D': - case 'k': - case 'K': - tuner_dbg ("insmod fixup: PAL => PAL-DK\n"); - t->std = V4L2_STD_PAL_DK; - break; - case 'M': - case 'm': - tuner_dbg ("insmod fixup: PAL => PAL-M\n"); - t->std = V4L2_STD_PAL_M; - break; - case 'N': - case 'n': - if (pal[1] == 'c' || pal[1] == 'C') { - tuner_dbg("insmod fixup: PAL => PAL-Nc\n"); - t->std = V4L2_STD_PAL_Nc; - } else { - tuner_dbg ("insmod fixup: PAL => PAL-N\n"); - t->std = V4L2_STD_PAL_N; - } - break; - case '-': - /* default parameter, do nothing */ - break; - default: - tuner_warn ("pal= argument not recognised\n"); - break; - } - } - if ((t->std & V4L2_STD_SECAM) == V4L2_STD_SECAM) { - switch (secam[0]) { - case 'b': - case 'B': - case 'g': - case 'G': - case 'h': - case 'H': - tuner_dbg("insmod fixup: SECAM => SECAM-BGH\n"); - t->std = V4L2_STD_SECAM_B | V4L2_STD_SECAM_G | V4L2_STD_SECAM_H; - break; - case 'd': - case 'D': - case 'k': - case 'K': - tuner_dbg ("insmod fixup: SECAM => SECAM-DK\n"); - t->std = V4L2_STD_SECAM_DK; - break; - case 'l': - case 'L': - if ((secam[1]=='C')||(secam[1]=='c')) { - tuner_dbg ("insmod fixup: SECAM => SECAM-L'\n"); - t->std = V4L2_STD_SECAM_LC; - } else { - tuner_dbg ("insmod fixup: SECAM => SECAM-L\n"); - t->std = V4L2_STD_SECAM_L; - } - break; - case '-': - /* default parameter, do nothing */ - break; - default: - tuner_warn ("secam= argument not recognised\n"); - break; - } - } - - if ((t->std & V4L2_STD_NTSC) == V4L2_STD_NTSC) { - switch (ntsc[0]) { - case 'm': - case 'M': - tuner_dbg("insmod fixup: NTSC => NTSC-M\n"); - t->std = V4L2_STD_NTSC_M; - break; - case 'j': - case 'J': - tuner_dbg("insmod fixup: NTSC => NTSC_M_JP\n"); - t->std = V4L2_STD_NTSC_M_JP; - break; - case '-': - /* default parameter, do nothing */ - break; - default: - tuner_info("ntsc= argument not recognised\n"); - break; - } - } - return 0; -} - -static void tuner_status(struct i2c_client *client) -{ - struct tuner *t = i2c_get_clientdata(client); - unsigned long freq, freq_fraction; - const char *p; - - switch (t->mode) { - case V4L2_TUNER_RADIO: p = "radio"; break; - case V4L2_TUNER_ANALOG_TV: p = "analog TV"; break; - case V4L2_TUNER_DIGITAL_TV: p = "digital TV"; break; - default: p = "undefined"; break; - } - if (t->mode == V4L2_TUNER_RADIO) { - freq = t->radio_freq / 16000; - freq_fraction = (t->radio_freq % 16000) * 100 / 16000; - } else { - freq = t->tv_freq / 16; - freq_fraction = (t->tv_freq % 16) * 100 / 16; - } - tuner_info("Tuner mode: %s\n", p); - tuner_info("Frequency: %lu.%02lu MHz\n", freq, freq_fraction); - tuner_info("Standard: 0x%08llx\n", t->std); - if (t->mode != V4L2_TUNER_RADIO) - return; - if (t->has_signal) { - tuner_info("Signal strength: %d\n", t->has_signal(client)); - } - if (t->is_stereo) { - tuner_info("Stereo: %s\n", t->is_stereo(client) ? "yes" : "no"); - } -} - -/* ---------------------------------------------------------------------- */ - -/* static var Used only in tuner_attach and tuner_probe */ -static unsigned default_mode_mask; - -/* During client attach, set_type is called by adapter's attach_inform callback. - set_type must then be completed by tuner_attach. - */ -#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0) -static int tuner_attach(struct i2c_adapter *adap, int addr, int kind) -#else -static int tuner_attach(struct i2c_adapter *adap, int addr, - unsigned short flags, int kind) -#endif -{ - struct tuner *t; - - client_template.adapter = adap; - client_template.addr = addr; - - printk(" --- TUNER attach! --\n"); - t = kzalloc(sizeof(struct tuner), GFP_KERNEL); - if (NULL == t) - return -ENOMEM; - memcpy(&t->i2c, &client_template, sizeof(struct i2c_client)); - i2c_set_clientdata(&t->i2c, t); - t->type = UNSET; - t->radio_if2 = 10700 * 1000; /* 10.7MHz - FM radio */ - t->audmode = V4L2_TUNER_MODE_STEREO; - t->mode_mask = T_UNINITIALIZED; - if (tuner_debug_old) { - tuner_debug = tuner_debug_old; - printk(KERN_ERR "tuner: tuner_debug is deprecated and will be removed in 2.6.17.\n"); - printk(KERN_ERR "tuner: use the debug option instead.\n"); - } - - if (show_i2c) { - unsigned char buffer[16]; - int i,rc; - - memset(buffer, 0, sizeof(buffer)); - rc = i2c_master_recv(&t->i2c, buffer, sizeof(buffer)); - tuner_info("I2C RECV = "); - for (i=0;i<rc;i++) - printk("%02x ",buffer[i]); - printk("\n"); - } - /* autodetection code based on the i2c addr */ - if (!no_autodetect) { - switch (addr) { - case 0x42: - case 0x43: - case 0x4a: - case 0x4b: - /* If chip is not tda8290, don't register. - since it can be tda9887*/ - if (tda8290_probe(&t->i2c) != 0) { - tuner_dbg("chip at addr %x is not a tda8290\n", addr); - kfree(t); - return 0; - } - break; - case 0x60: - if (tea5767_autodetection(&t->i2c) != EINVAL) { - t->type = TUNER_TEA5767; - t->mode_mask = T_RADIO; - t->mode = T_STANDBY; - t->radio_freq = 87.5 * 16000; /* Sets freq to FM range */ - default_mode_mask &= ~T_RADIO; - - goto register_client; - } - break; - } - } - - /* Initializes only the first adapter found */ - if (default_mode_mask != T_UNINITIALIZED) { - tuner_dbg ("Setting mode_mask to 0x%02x\n", default_mode_mask); - t->mode_mask = default_mode_mask; - t->tv_freq = 400 * 16; /* Sets freq to VHF High */ - t->radio_freq = 87.5 * 16000; /* Sets freq to FM range */ - default_mode_mask = T_UNINITIALIZED; - } - - /* Should be just before return */ -register_client: - tuner_info("chip found @ 0x%x (%s)\n", addr << 1, adap->name); - i2c_attach_client (&t->i2c); - set_type (&t->i2c,t->type, t->mode_mask); -#if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0) -MOD_INC_USE_COUNT; -#endif - return 0; -} - -static int tuner_probe(struct i2c_adapter *adap) -{ - printk("--- TUner PROBE here ---\n"); - if (0 != addr) { - normal_i2c[0] = addr; - normal_i2c[1] = I2C_CLIENT_END; - } - - default_mode_mask = T_RADIO | T_ANALOG_TV | T_DIGITAL_TV; - -#ifdef I2C_CLASS_TV_ANALOG - if (adap->class & I2C_CLASS_TV_ANALOG) - return i2c_probe(adap, &addr_data, tuner_attach); -#else - if (adap->id == I2C_HW_B_BT848) - return i2c_probe(adap, &addr_data, tuner_attach); -#endif - printk(" --- RETURN --\n"); - return 0; -} - -static int tuner_detach(struct i2c_client *client) -{ - struct tuner *t = i2c_get_clientdata(client); - int err; - - err = i2c_detach_client(&t->i2c); - if (err) { - tuner_warn - ("Client deregistration failed, client not detached.\n"); - return err; - } - -#if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0) -MOD_DEC_USE_COUNT; -#endif - kfree(t); - return 0; -} - -/* - * Switch tuner to other mode. If tuner support both tv and radio, - * set another frequency to some value (This is needed for some pal - * tuners to avoid locking). Otherwise, just put second tuner in - * standby mode. - */ - -static inline int set_mode(struct i2c_client *client, struct tuner *t, int mode, char *cmd) -{ - if (mode == t->mode) - return 0; - - t->mode = mode; - - if (check_mode(t, cmd) == EINVAL) { - t->mode = T_STANDBY; - if (t->standby) - t->standby (client); - return EINVAL; - } - return 0; -} - -#define switch_v4l2() if (!t->using_v4l2) \ - tuner_dbg("switching to v4l2\n"); \ - t->using_v4l2 = 1; - -static inline int check_v4l2(struct tuner *t) -{ - if (t->using_v4l2) { - tuner_dbg ("ignore v4l1 call\n"); - return EINVAL; - } - return 0; -} - -static int tuner_command(struct i2c_client *client, unsigned int cmd, void *arg) -{ - struct tuner *t = i2c_get_clientdata(client); - - if (tuner_debug>1) - v4l_i2c_print_ioctl(&(t->i2c),cmd); - - switch (cmd) { - /* --- configuration --- */ - case TUNER_SET_TYPE_ADDR: - tuner_dbg ("Calling set_type_addr for type=%d, addr=0x%02x, mode=0x%02x\n", - ((struct tuner_setup *)arg)->type, - ((struct tuner_setup *)arg)->addr, - ((struct tuner_setup *)arg)->mode_mask); - - set_addr(client, (struct tuner_setup *)arg); - break; - case AUDC_SET_RADIO: - if (set_mode(client, t, V4L2_TUNER_RADIO, "AUDC_SET_RADIO") - == EINVAL) - return 0; - if (t->radio_freq) - set_freq(client, t->radio_freq); - break; - case TUNER_SET_STANDBY: - if (check_mode(t, "TUNER_SET_STANDBY") == EINVAL) - return 0; - if (t->standby) - t->standby (client); - break; - 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; - /* --- v4l ioctls --- */ - /* take care: bttv does userspace copying, we'll get a - kernel pointer here... */ - 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 (t->has_signal) - vt->signal = t->has_signal(client); - if (t->is_stereo) { - if (t->is_stereo(client)) - vt->flags |= - VIDEO_TUNER_STEREO_ON; - else - vt->flags &= - ~VIDEO_TUNER_STEREO_ON; - } - 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 && t->is_stereo) - va->mode = t->is_stereo(client) - ? VIDEO_SOUND_STEREO : VIDEO_SOUND_MONO; - return 0; - } - - case VIDIOC_S_STD: - { - v4l2_std_id *id = arg; - - if (set_mode (client, t, V4L2_TUNER_ANALOG_TV, "VIDIOC_S_STD") - == EINVAL) - return 0; - - switch_v4l2(); - - t->std = *id; - tuner_fixup_std(t); - if (t->tv_freq) - set_freq(client, t->tv_freq); - break; - } - case VIDIOC_S_FREQUENCY: - { - struct v4l2_frequency *f = arg; - - switch_v4l2(); - if (V4L2_TUNER_RADIO == f->type && - V4L2_TUNER_RADIO != t->mode) { - if (set_mode (client, t, f->type, "VIDIOC_S_FREQUENCY") - == EINVAL) - return 0; - } - set_freq(client,f->frequency); - - break; - } - case VIDIOC_G_FREQUENCY: - { - struct v4l2_frequency *f = arg; - - if (check_mode(t, "VIDIOC_G_FREQUENCY") == EINVAL) - return 0; - switch_v4l2(); - f->type = t->mode; - f->frequency = (V4L2_TUNER_RADIO == t->mode) ? - t->radio_freq : t->tv_freq; - break; - } - case VIDIOC_G_TUNER: - { - struct v4l2_tuner *tuner = arg; - - if (check_mode(t, "VIDIOC_G_TUNER") == EINVAL) - return 0; - switch_v4l2(); - - tuner->type = t->mode; - if (t->mode != V4L2_TUNER_RADIO) { - tuner->rangelow = tv_range[0] * 16; - tuner->rangehigh = tv_range[1] * 16; - break; - } - - /* radio mode */ - if (t->has_signal) - tuner->signal = t->has_signal(client); - - tuner->rxsubchans = - V4L2_TUNER_SUB_MONO | V4L2_TUNER_SUB_STEREO; - if (t->is_stereo) { - tuner->rxsubchans = t->is_stereo(client) ? - V4L2_TUNER_SUB_STEREO : V4L2_TUNER_SUB_MONO; - } - - tuner->capability |= - V4L2_TUNER_CAP_LOW | V4L2_TUNER_CAP_STEREO; - tuner->audmode = t->audmode; - tuner->rangelow = radio_range[0] * 16000; - tuner->rangehigh = radio_range[1] * 16000; - break; - } - case VIDIOC_S_TUNER: - { - struct v4l2_tuner *tuner = arg; - - if (check_mode(t, "VIDIOC_S_TUNER") == EINVAL) - return 0; - - switch_v4l2(); - - /* do nothing unless we're a radio tuner */ - if (t->mode != V4L2_TUNER_RADIO) - break; - t->audmode = tuner->audmode; - set_radio_freq(client, t->radio_freq); - break; - } - case VIDIOC_LOG_STATUS: - tuner_status(client); - break; - } - - return 0; -} - -#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0) -#if LINUX_VERSION_CODE > KERNEL_VERSION(2,6,14) -static int tuner_suspend(struct device *dev, pm_message_t state) -#else -#if LINUX_VERSION_CODE > KERNEL_VERSION(2,6,13) -static int tuner_suspend(struct device *dev, pm_message_t state, u32 level) -#else -static int tuner_suspend(struct device *dev, u32 state, u32 level) -#endif -#endif -{ - struct i2c_client *c = container_of (dev, struct i2c_client, dev); - struct tuner *t = i2c_get_clientdata (c); - - tuner_dbg ("suspend\n"); - /* FIXME: power down ??? */ - return 0; -} - -#if LINUX_VERSION_CODE > KERNEL_VERSION(2,6,14) -static int tuner_resume(struct device *dev) -#else -static int tuner_resume(struct device *dev, u32 level) -#endif -{ - struct i2c_client *c = container_of (dev, struct i2c_client, dev); - struct tuner *t = i2c_get_clientdata (c); - - tuner_dbg ("resume\n"); - if (V4L2_TUNER_RADIO == t->mode) { - if (t->radio_freq) - set_freq(c, t->radio_freq); - } else { - if (t->tv_freq) - set_freq(c, t->tv_freq); - } - return 0; -} -#endif - -/* ----------------------------------------------------------------------- */ - -static struct i2c_driver driver = { -#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,0))&&(LINUX_VERSION_CODE <= KERNEL_VERSION(2,6,15)) - .owner = THIS_MODULE, -#endif -#if LINUX_VERSION_CODE <= KERNEL_VERSION(2,6,15) - .name = "tuner", - .flags = I2C_DF_NOTIFY, -#endif - .id = I2C_DRIVERID_TUNER, - .attach_adapter = tuner_probe, - .detach_client = tuner_detach, - .command = tuner_command, -#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0) - .driver = { -#if LINUX_VERSION_CODE > KERNEL_VERSION(2,6,15) - .name = "tuner", -#endif - .suspend = tuner_suspend, - .resume = tuner_resume, - }, -#endif -}; -static struct i2c_client client_template = { - .name = "(tuner unset)", -#if LINUX_VERSION_CODE <= KERNEL_VERSION(2,6,15) - .flags = I2C_CLIENT_ALLOW_USE, -#endif - .driver = &driver, -}; - -static int __init tuner_init_module(void) -{ - return i2c_add_driver(&driver); -} - -static void __exit tuner_cleanup_module(void) -{ - i2c_del_driver(&driver); -} - -module_init(tuner_init_module); -module_exit(tuner_cleanup_module); - -/* - * Overrides for Emacs so that we follow Linus's tabbing style. - * --------------------------------------------------------------------------- - * Local variables: - * c-basic-offset: 8 - * End: - */ |