Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262385AbTELRo5 (ORCPT ); Mon, 12 May 2003 13:44:57 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262422AbTELRo5 (ORCPT ); Mon, 12 May 2003 13:44:57 -0400 Received: from hirsch.in-berlin.de ([192.109.42.6]:662 "EHLO hirsch.in-berlin.de") by vger.kernel.org with ESMTP id S262385AbTELRmY (ORCPT ); Mon, 12 May 2003 13:42:24 -0400 X-Envelope-From: kraxel@bytesex.org Date: Mon, 12 May 2003 19:22:29 +0200 From: Gerd Knorr To: Linus Torvalds , Kernel List Subject: [patch] v4l: #6 - tuner module update Message-ID: <20030512172229.GA24345@bytesex.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.5.3i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 9401 Lines: 343 Hi, This patch updates the tv card tuner module. It adds support for a new tuner and has some minor fixes + cleanups. Also deletes some dead code. Please apply, Gerd diff -u linux-2.5.69/drivers/media/video/tuner.c linux/drivers/media/video/tuner.c --- linux-2.5.69/drivers/media/video/tuner.c 2003-05-08 13:31:45.000000000 +0200 +++ linux/drivers/media/video/tuner.c 2003-05-08 13:55:11.000000000 +0200 @@ -20,13 +20,15 @@ static unsigned short normal_i2c_range[] = {0x60,0x6f,I2C_CLIENT_END}; I2C_CLIENT_INSMOD; +#define UNSET (-1U) + /* insmod options */ -static int debug = 0; -static int type = -1; -static int addr = 0; +static unsigned int debug = 0; +static unsigned int type = UNSET; +static unsigned int addr = 0; static char *pal = "b"; -static int tv_range[2] = { 44, 958 }; -static int radio_range[2] = { 65, 108 }; +static unsigned int tv_range[2] = { 44, 958 }; +static unsigned int radio_range[2] = { 65, 108 }; MODULE_PARM(debug,"i"); MODULE_PARM(type,"i"); MODULE_PARM(addr,"i"); @@ -45,13 +47,16 @@ struct tuner { - int type; /* chip type */ - int freq; /* keep track of the current settings */ - int std; - - int radio; - int mode; /* current norm for multi-norm tuners */ - int xogc; // only for MT2032 + unsigned int type; /* chip type */ + unsigned int freq; /* keep track of the current settings */ + unsigned int std; + + unsigned int radio; + unsigned int mode; /* current norm for multi-norm tuners */ + + // only for MT2032 + unsigned int xogc; + unsigned int radio_if2; }; static struct i2c_driver driver; @@ -217,8 +222,11 @@ 16*160.00,16*442.00,0x01,0x02,0x04,0x8e,623 }, { "LG NTSC (newer TAPC series)", LGINNOTEK, NTSC, 16*170.00, 16*450.00, 0x01,0x02,0x08,0x8e,732}, + + { "HITACHI V7-J180AT", HITACHI, NTSC, + 16*170.00, 16*450.00, 0x01,0x02,0x00,0x8e,940 }, }; -#define TUNERS (sizeof(tuners)/sizeof(struct tunertype)) +#define TUNERS ARRAY_SIZE(tuners) /* ---------------------------------------------------------------------- */ @@ -381,10 +389,15 @@ return 1; } -static int mt2032_compute_freq(int rfin, int if1, int if2, int spectrum_from, - int spectrum_to, unsigned char *buf, int *ret_sel, int xogc) //all in Hz +static int mt2032_compute_freq(unsigned int rfin, + unsigned int if1, unsigned int if2, + unsigned int spectrum_from, + unsigned int spectrum_to, + unsigned char *buf, + int *ret_sel, + unsigned int xogc) //all in Hz { - int fref,lo1,lo1n,lo1a,s,sel,lo1freq, desired_lo1, + unsigned int fref,lo1,lo1n,lo1a,s,sel,lo1freq, desired_lo1, desired_lo2,lo2,lo2n,lo2a,lo2num,lo2freq; fref= 5250 *1000; //5.25MHz @@ -513,7 +526,9 @@ } -static void mt2032_set_if_freq(struct i2c_client *c,int rfin, int if1, int if2, int from, int to) +static void mt2032_set_if_freq(struct i2c_client *c, unsigned int rfin, + unsigned int if1, unsigned int if2, + unsigned int from, unsigned int to) { unsigned char buf[21]; int lint_try,ret,sel,lock=0; @@ -568,28 +583,30 @@ } -static void mt2032_set_tv_freq(struct i2c_client *c, int freq, int norm) +static void mt2032_set_tv_freq(struct i2c_client *c, + unsigned int freq, unsigned int norm) { int if2,from,to; // signal bandwidth and picture carrier - if(norm==VIDEO_MODE_NTSC) { + if (norm==VIDEO_MODE_NTSC) { from=40750*1000; to=46750*1000; if2=45750*1000; - } - else { // Pal + } else { + // Pal from=32900*1000; to=39900*1000; if2=38900*1000; } - mt2032_set_if_freq(c,freq* 1000*1000/16, 1090*1000*1000, if2, from, to); + mt2032_set_if_freq(c, freq*62500 /* freq*1000*1000/16 */, + 1090*1000*1000, if2, from, to); } // Set tuner frequency, freq in Units of 62.5kHz = 1/16MHz -static void set_tv_freq(struct i2c_client *c, int freq) +static void set_tv_freq(struct i2c_client *c, unsigned int freq) { u8 config; u16 div; @@ -598,7 +615,7 @@ unsigned char buffer[4]; int rc; - if (t->type == -1) { + if (t->type == UNSET) { printk("tuner: tuner type not set\n"); return; } @@ -720,22 +737,23 @@ } -static void mt2032_set_radio_freq(struct i2c_client *c,int freq) -{ - int if2; - - if2=10700*1000; // 10.7MHz FM intermediate frequency +static void mt2032_set_radio_freq(struct i2c_client *c, unsigned int freq) +{ + struct tuner *t = i2c_get_clientdata(c); + int if2 = t->radio_if2; // per Manual for FM tuning: first if center freq. 1085 MHz - mt2032_set_if_freq(c,freq* 1000*1000/16, 1085*1000*1000,if2,if2,if2); + mt2032_set_if_freq(c, freq*62500 /* freq*1000*1000/16 */, + 1085*1000*1000,if2,if2,if2); } -static void set_radio_freq(struct i2c_client *c, int freq) +static void set_radio_freq(struct i2c_client *c, unsigned int freq) { struct tunertype *tun; struct tuner *t = i2c_get_clientdata(c); unsigned char buffer[4]; - int rc,div; + unsigned div; + int rc; if (freq < radio_range[0]*16 || freq > radio_range[1]*16) { printk("tuner: radio freq (%d.%02d) out of range (%d-%d)\n", @@ -743,7 +761,7 @@ radio_range[0],radio_range[1]); return; } - if (t->type == -1) { + if (t->type == UNSET) { printk("tuner: tuner type not set\n"); return; } @@ -798,20 +816,20 @@ kfree(client); return -ENOMEM; } - i2c_set_clientdata(client, t); memset(t,0,sizeof(struct tuner)); - if (type >= 0 && type < TUNERS) { + i2c_set_clientdata(client, t); + t->type = UNSET; + t->radio_if2 = 10700*1000; // 10.7MHz - FM radio + + if (type < TUNERS) { t->type = type; printk("tuner(bttv): type forced to %d (%s) [insmod]\n",t->type,tuners[t->type].name); strncpy(client->dev.name, tuners[t->type].name, DEVICE_NAME_SIZE); - } else { - t->type = -1; } i2c_attach_client(client); if (t->type == TUNER_MT2032) mt2032_init(client); - MOD_INC_USE_COUNT; return 0; } @@ -835,7 +853,6 @@ i2c_detach_client(client); kfree(t); kfree(client); - MOD_DEC_USE_COUNT; return 0; } @@ -843,20 +860,17 @@ tuner_command(struct i2c_client *client, unsigned int cmd, void *arg) { struct tuner *t = i2c_get_clientdata(client); - int *iarg = (int*)arg; -#if 0 - __u16 *sarg = (__u16*)arg; -#endif + unsigned int *iarg = (int*)arg; switch (cmd) { /* --- configuration --- */ case TUNER_SET_TYPE: - if (t->type != -1) { + if (t->type != UNSET) { printk("tuner: type already set (%d)\n",t->type); return 0; } - if (*iarg < 0 || *iarg >= TUNERS) + if (*iarg >= TUNERS) return 0; t->type = *iarg; printk("tuner: type set to %d (%s)\n", @@ -868,6 +882,18 @@ case AUDC_SET_RADIO: t->radio = 1; break; + case AUDC_CONFIG_PINNACLE: + switch (*iarg) { + case 2: + dprintk("tuner: pinnacle pal\n"); + t->radio_if2 = 33300 * 1000; + break; + case 3: + dprintk("tuner: pinnacle ntsc\n"); + t->radio_if2 = 41300 * 1000; + break; + } + break; /* --- v4l ioctls --- */ /* take care: bttv does userspace copying, we'll get a @@ -913,35 +939,6 @@ va->mode = (tuner_stereo(client) ? VIDEO_SOUND_STEREO : VIDEO_SOUND_MONO); return 0; } - -#if 0 - /* --- old, obsolete interface --- */ - case TUNER_SET_TVFREQ: - dprintk("tuner: tv freq set to %d.%02d\n", - (*iarg)/16,(*iarg)%16*100/16); - set_tv_freq(client,*iarg); - t->radio = 0; - t->freq = *iarg; - break; - - case TUNER_SET_RADIOFREQ: - dprintk("tuner: radio freq set to %d.%02d\n", - (*iarg)/16,(*iarg)%16*100/16); - set_radio_freq(client,*iarg); - t->radio = 1; - t->freq = *iarg; - break; - case TUNER_SET_MODE: - if (t->type != TUNER_PHILIPS_SECAM) { - dprintk("tuner: trying to change mode for other than TUNER_PHILIPS_SECAM\n"); - } else { - int mode=(*sarg==VIDEO_MODE_SECAM)?1:0; - dprintk("tuner: mode set to %d\n", *sarg); - t->mode = mode; - set_tv_freq(client,t->freq); - } - break; -#endif default: /* nothing */ break; @@ -963,11 +960,9 @@ }; static struct i2c_client client_template = { - .flags = I2C_CLIENT_ALLOW_USE, - .driver = &driver, - .dev = { - .name = "(tuner unset)", - }, + .dev.name = "(tuner unset)", + .flags = I2C_CLIENT_ALLOW_USE, + .driver = &driver, }; static int tuner_init_module(void) diff -u linux-2.5.69/include/media/tuner.h linux/include/media/tuner.h --- linux-2.5.69/include/media/tuner.h 2003-05-08 13:31:32.000000000 +0200 +++ linux/include/media/tuner.h 2003-05-08 13:55:12.000000000 +0200 @@ -64,7 +64,7 @@ #define TUNER_LG_PAL_NEW_TAPC 37 #define TUNER_PHILIPS_FM1216ME_MK3 38 #define TUNER_LG_NTSC_NEW_TAPC 39 - +#define TUNER_HITACHI_NTSC 40 @@ -83,6 +83,7 @@ #define SHARP 6 #define Samsung 7 #define Microtune 8 +#define HITACHI 9 #define TUNER_SET_TYPE _IOW('t',1,int) /* set tuner type */ #define TUNER_SET_TVFREQ _IOW('t',2,int) /* set tv freq */ -- sigfault - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/