V4L/DVB (6416): Split hooks on volume and audio mode and rework their handling

Also convert audio_mode_gpio functions from audio_hook
Signed-off-by: Nickolay V. Shmyrev <nshmyrev@yandex.ru>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

drivers/media/video/bt8xx/bttv-audio-hook.h

@@ -7,17 +7,17 @@
 
 #include "bttvp.h"
 
-static void winview_audio(struct bttv *btv, struct video_audio *v, int set);
-static void lt9415_audio(struct bttv *btv, struct video_audio *v, int set);
-static void avermedia_tvphone_audio(struct bttv *btv, struct video_audio *v,
-				    int set);
-static void avermedia_tv_stereo_audio(struct bttv *btv, struct video_audio *v,
-				      int set);
-static void terratv_audio(struct bttv *btv, struct video_audio *v, int set);
-static void gvbctv3pci_audio(struct bttv *btv, struct video_audio *v, int set);
-static void gvbctv5pci_audio(struct bttv *btv, struct video_audio *v, int set);
-static void winfast2000_audio(struct bttv *btv, struct video_audio *v, int set);
-static void pvbt878p9b_audio(struct bttv *btv, struct video_audio *v, int set);
-static void fv2000s_audio(struct bttv *btv, struct video_audio *v, int set);
-static void windvr_audio(struct bttv *btv, struct video_audio *v, int set);
-static void adtvk503_audio(struct bttv *btv, struct video_audio *v, int set);
+void winview_volume (struct bttv *btv, __u16 volume);
+
+void lt9415_audio(struct bttv *btv, struct v4l2_tuner *tuner, int set);
+void avermedia_tvphone_audio(struct bttv *btv, struct v4l2_tuner *tuner, int set);
+void avermedia_tv_stereo_audio(struct bttv *btv, struct v4l2_tuner *tuner, int set);
+void terratv_audio(struct bttv *btv,  struct v4l2_tuner *tuner, int set);
+void gvbctv3pci_audio(struct bttv *btv, struct v4l2_tuner *tuner, int set);
+void gvbctv5pci_audio(struct bttv *btv, struct v4l2_tuner *tuner, int set);
+void winfast2000_audio(struct bttv *btv, struct v4l2_tuner *tuner, int set);
+void pvbt878p9b_audio(struct bttv *btv, struct v4l2_tuner *tuner, int set);
+void fv2000s_audio(struct bttv *btv, struct v4l2_tuner *tuner, int set);
+void windvr_audio(struct bttv *btv, struct v4l2_tuner *tuner, int set);
+void adtvk503_audio(struct bttv *btv, struct v4l2_tuner *tuner, int set);
+

drivers/media/video/bt8xx/bttv-cards.c

@@ -414,7 +414,7 @@ struct tvcard bttv_tvcards[] = {
 		.tuner_type	= UNSET,
 		.tuner_addr	= ADDR_UNSET,
 		.radio_addr     = ADDR_UNSET,
-		.audio_hook	= avermedia_tvphone_audio,
+		.audio_mode_gpio= avermedia_tvphone_audio,
 		.has_remote     = 1,
 	},
 	[BTTV_BOARD_MATRIX_VISION] = {
@@ -526,7 +526,7 @@ struct tvcard bttv_tvcards[] = {
 		.tuner_type	= TUNER_PHILIPS_PAL,
 		.tuner_addr	= ADDR_UNSET,
 		.radio_addr     = ADDR_UNSET,
-		.audio_hook     = avermedia_tv_stereo_audio,
+		.audio_mode_gpio= avermedia_tv_stereo_audio,
 		.no_gpioirq     = 1,
 	},
 	[BTTV_BOARD_VHX] = {
@@ -591,7 +591,7 @@ struct tvcard bttv_tvcards[] = {
 		.tuner_type	= UNSET,
 		.tuner_addr	= ADDR_UNSET,
 		.radio_addr     = ADDR_UNSET,
-		.audio_hook	= winview_audio,
+		.volume_gpio	= winview_volume,
 		.has_radio	= 1,
 	},
 	[BTTV_BOARD_AVEC_INTERCAP] = {
@@ -715,7 +715,7 @@ struct tvcard bttv_tvcards[] = {
 		.tuner_type	= TUNER_PHILIPS_PAL,
 		.tuner_addr	= ADDR_UNSET,
 		.radio_addr     = ADDR_UNSET,
-		.audio_hook     = terratv_audio,
+		.audio_mode_gpio= terratv_audio,
 	},
 	[BTTV_BOARD_HAUPPAUG_WCAM] = {
 		.name		= "Hauppauge WinCam newer (bt878)",
@@ -763,7 +763,7 @@ struct tvcard bttv_tvcards[] = {
 		.tuner_type	= TUNER_PHILIPS_PAL,
 		.tuner_addr	= ADDR_UNSET,
 		.radio_addr     = ADDR_UNSET,
-		.audio_hook	= terratv_audio,
+		.audio_mode_gpio= terratv_audio,
 		/* GPIO wiring:
 		External 20 pin connector (for Active Radio Upgrade board)
 		gpio00: i2c-sda
@@ -902,7 +902,7 @@ struct tvcard bttv_tvcards[] = {
 		.tuner_type	= TUNER_PHILIPS_PAL, /* default for now, gpio reads BFFF06 for Pal bg+dk */
 		.tuner_addr	= ADDR_UNSET,
 		.radio_addr     = ADDR_UNSET,
-		.audio_hook	= winfast2000_audio,
+		.audio_mode_gpio= winfast2000_audio,
 		.has_remote     = 1,
 	},
 	[BTTV_BOARD_CHRONOS_VS2] = {
@@ -1022,7 +1022,7 @@ struct tvcard bttv_tvcards[] = {
 		.tuner_addr	= ADDR_UNSET,
 		.radio_addr     = ADDR_UNSET,
 		.has_radio	= 1,
-		.audio_hook	= avermedia_tvphone_audio,
+		.audio_mode_gpio= avermedia_tvphone_audio,
 	},
 	[BTTV_BOARD_PV951] = {
 		.name		= "ProVideo PV951", /* pic16c54 */
@@ -1154,7 +1154,7 @@ struct tvcard bttv_tvcards[] = {
 		.tuner_type	= TUNER_ALPS_TSHC6_NTSC,
 		.tuner_addr	= ADDR_UNSET,
 		.radio_addr     = ADDR_UNSET,
-		.audio_hook	= gvbctv3pci_audio,
+		.audio_mode_gpio= gvbctv3pci_audio,
 	},
 	[BTTV_BOARD_PXELVWPLTVPAK] = {
 		.name		= "Prolink PV-BT878P+4E / PixelView PlayTV PAK / Lenco MXTV-9578 CP",
@@ -1459,7 +1459,7 @@ struct tvcard bttv_tvcards[] = {
 				/* -dk-???: set mute=0x1800 for tda9874h daughterboard */
 		.gpiomux 	= { 0x0000,0x0800,0x1000,0x1000 },
 		.gpiomute 	= 0x1800,
-		.audio_hook	= fv2000s_audio,
+		.audio_mode_gpio= fv2000s_audio,
 		.no_msp34xx	= 1,
 		.no_tda9875	= 1,
 		.needs_tvaudio  = 1,
@@ -1500,7 +1500,7 @@ struct tvcard bttv_tvcards[] = {
 		.tuner_type     = TUNER_SHARP_2U5JF5540_NTSC,
 		.tuner_addr	= ADDR_UNSET,
 		.radio_addr     = ADDR_UNSET,
-		.audio_hook     = gvbctv3pci_audio,
+		.audio_mode_gpio= gvbctv3pci_audio,
 	},
 
 	/* ---- card 0x44 ---------------------------------- */
@@ -1619,7 +1619,7 @@ struct tvcard bttv_tvcards[] = {
 		.tuner_type	= TUNER_PHILIPS_PAL,
 		.tuner_addr	= ADDR_UNSET,
 		.radio_addr     = ADDR_UNSET,
-		.audio_hook	= pvbt878p9b_audio, /* Note: not all cards have stereo */
+		.audio_mode_gpio= pvbt878p9b_audio, /* Note: not all cards have stereo */
 		.has_radio	= 1,  /* Note: not all cards have radio */
 		.has_remote     = 1,
 		/* GPIO wiring:
@@ -1697,7 +1697,7 @@ struct tvcard bttv_tvcards[] = {
 		.tuner_type     = TUNER_PHILIPS_NTSC,
 		.tuner_addr	= ADDR_UNSET,
 		.radio_addr     = ADDR_UNSET,
-		.audio_hook     = windvr_audio,
+		.audio_mode_gpio= windvr_audio,
 	},
 	[BTTV_BOARD_GRANDTEC_MULTI] = {
 		.name           = "GrandTec Multi Capture Card (Bt878)",
@@ -1794,7 +1794,7 @@ struct tvcard bttv_tvcards[] = {
 		.tuner_type     = TUNER_PHILIPS_NTSC_M,
 		.tuner_addr	= ADDR_UNSET,
 		.radio_addr     = ADDR_UNSET,
-		.audio_hook     = gvbctv5pci_audio,
+		.audio_mode_gpio= gvbctv5pci_audio,
 		.has_radio      = 1,
 	},
 	[BTTV_BOARD_OSPREY1x0] = {
@@ -2093,7 +2093,7 @@ struct tvcard bttv_tvcards[] = {
 		.tuner_type     = TUNER_PHILIPS_NTSC,
 		.tuner_addr	= ADDR_UNSET,
 		.radio_addr     = ADDR_UNSET,
-		.audio_hook	= adtvk503_audio,
+		.audio_mode_gpio= adtvk503_audio,
 	},
 
 		/* ---- card 0x64 ---------------------------------- */
@@ -3160,8 +3160,8 @@ static void flyvideo_gpio(struct bttv *btv)
 	/* LR90 Audio Routing is done by 2 hef4052, so Audio_Mask has 4 bits: 0x001c80
 	 * LR26/LR50 only has 1 hef4052, Audio_Mask 0x000c00
 	 * Audio options: from tuner, from tda9821/tda9821(mono,stereo,sap), from tda9874, ext., mute */
-	if(has_tda9820_tda9821) btv->audio_hook = lt9415_audio;
-	/* todo: if(has_tda9874) btv->audio_hook = fv2000s_audio; */
+	if(has_tda9820_tda9821) btv->audio_mode_gpio = lt9415_audio;
+	/* todo: if(has_tda9874) btv->audio_mode_gpio = fv2000s_audio; */
 }
 
 static int miro_tunermap[] = { 0,6,2,3,   4,5,6,0,  3,0,4,5,  5,2,16,1,
@@ -3581,8 +3581,10 @@ void __devinit bttv_init_card2(struct bttv *btv)
 		btv->has_remote=1;
 	if (!bttv_tvcards[btv->c.type].no_gpioirq)
 		btv->gpioirq=1;
-	if (bttv_tvcards[btv->c.type].audio_hook)
-		btv->audio_hook=bttv_tvcards[btv->c.type].audio_hook;
+	if (bttv_tvcards[btv->c.type].volume_gpio)
+		btv->volume_gpio=bttv_tvcards[btv->c.type].volume_gpio;
+	if (bttv_tvcards[btv->c.type].audio_mode_gpio)
+		btv->audio_mode_gpio=bttv_tvcards[btv->c.type].audio_mode_gpio;
 
 	if (bttv_tvcards[btv->c.type].digital_mode == DIGITAL_MODE_CAMERA) {
 		/* detect Bt832 chip for quartzsight digital camera */

drivers/media/video/bt8xx/bttv-driver.c

@@ -1434,20 +1434,6 @@ static void bttv_reinit_bt848(struct bttv *btv)
 
 static int get_control(struct bttv *btv, struct v4l2_control *c)
 {
-#ifdef CONFIG_VIDEO_V4L1
-	if (btv->audio_hook && (c->id == V4L2_CID_AUDIO_VOLUME)) {
-		struct video_audio va;
-
-		memset(&va,0,sizeof(va));
-		btv->audio_hook(btv,&va,0);
-		switch (c->id) {
-		case V4L2_CID_AUDIO_VOLUME:
-			c->value = va.volume;
-			break;
-		}
-		return 0;
-	}
-#endif
 	switch (c->id) {
 	case V4L2_CID_BRIGHTNESS:
 		c->value = btv->bright;
@@ -1513,21 +1499,6 @@ static int set_control(struct bttv *btv, struct v4l2_control *c)
 {
 	int val;
 
-#ifdef CONFIG_VIDEO_V4L1
-	if (btv->audio_hook && (c->id == V4L2_CID_AUDIO_VOLUME)) {
-		struct video_audio va;
-
-		memset(&va,0,sizeof(va));
-		btv->audio_hook(btv,&va,0);
-		switch (c->id) {
-		case V4L2_CID_AUDIO_VOLUME:
-			va.volume = c->value;
-			break;
-		}
-		btv->audio_hook(btv,&va,1);
-		return 0;
-	}
-#endif
 	switch (c->id) {
 	case V4L2_CID_BRIGHTNESS:
 		bt848_bright(btv,c->value);
@@ -1545,6 +1516,11 @@ static int set_control(struct bttv *btv, struct v4l2_control *c)
 		audio_mute(btv, c->value);
 		/* fall through */
 	case V4L2_CID_AUDIO_VOLUME:
+		if (btv->volume_gpio) {
+			btv->volume_gpio (btv, c->value);
+		}
+		bttv_call_i2c_clients(btv,VIDIOC_S_CTRL,c);
+		break;
 	case V4L2_CID_AUDIO_BALANCE:
 	case V4L2_CID_AUDIO_BASS:
 	case V4L2_CID_AUDIO_TREBLE:
@@ -1953,22 +1929,10 @@ static int bttv_common_ioctls(struct bttv *btv, unsigned int cmd, void *arg)
 			return -EINVAL;
 		mutex_lock(&btv->lock);
 		bttv_call_i2c_clients(btv, VIDIOC_S_TUNER, t);
-#ifdef CONFIG_VIDEO_V4L1
-		if (btv->audio_hook) {
-			struct video_audio va;
-			memset(&va, 0, sizeof(struct video_audio));
-			if (t->audmode == V4L2_TUNER_MODE_MONO)
-				va.mode = VIDEO_SOUND_MONO;
-			else if (t->audmode == V4L2_TUNER_MODE_STEREO ||
-				 t->audmode == V4L2_TUNER_MODE_LANG1_LANG2)
-				va.mode = VIDEO_SOUND_STEREO;
-			else if (t->audmode == V4L2_TUNER_MODE_LANG1)
-				va.mode = VIDEO_SOUND_LANG1;
-			else if (t->audmode == V4L2_TUNER_MODE_LANG2)
-				va.mode = VIDEO_SOUND_LANG2;
-			btv->audio_hook(btv,&va,1);
+
+		if (btv->audio_mode_gpio) {
+			btv->audio_mode_gpio (btv,t,1);
 		}
-#endif
 		mutex_unlock(&btv->lock);
 		return 0;
 	}
@@ -2846,19 +2810,11 @@ static int bttv_do_ioctl(struct inode *inode, struct file *file,
 			return 0;
 		}
 		*c = bttv_ctls[i];
-#ifdef CONFIG_VIDEO_V4L1
-		if (btv->audio_hook && i >= 4 && i <= 8) {
-			struct video_audio va;
-			memset(&va,0,sizeof(va));
-			btv->audio_hook(btv,&va,0);
-			switch (bttv_ctls[i].id) {
-			case V4L2_CID_AUDIO_VOLUME:
-				if (!(va.flags & VIDEO_AUDIO_VOLUME))
-					*c = no_ctl;
-				break;
-			}
-		}
-#endif
+
+		if (!btv->volume_gpio &&
+		    (bttv_ctls[i].id == V4L2_CID_AUDIO_VOLUME))
+		*c = no_ctl;
+
 		return 0;
 	}
 	case VIDIOC_G_PARM:
@@ -2890,26 +2846,11 @@ static int bttv_do_ioctl(struct inode *inode, struct file *file,
 		t->type       = V4L2_TUNER_ANALOG_TV;
 		if (btread(BT848_DSTATUS)&BT848_DSTATUS_HLOC)
 			t->signal = 0xffff;
-#ifdef CONFIG_VIDEO_V4L1
-		if (btv->audio_hook) {
-			/* Hmmm ... */
-			struct video_audio va;
-			memset(&va, 0, sizeof(struct video_audio));
-			btv->audio_hook(btv,&va,0);
-			t->audmode    = V4L2_TUNER_MODE_MONO;
-			t->rxsubchans = V4L2_TUNER_SUB_MONO;
-			if(va.mode & VIDEO_SOUND_STEREO) {
-				t->audmode    = V4L2_TUNER_MODE_STEREO;
-				t->rxsubchans = V4L2_TUNER_SUB_STEREO;
-			}
-			if(va.mode & VIDEO_SOUND_LANG2) {
-				t->audmode    = V4L2_TUNER_MODE_LANG1;
-				t->rxsubchans = V4L2_TUNER_SUB_LANG1
-					| V4L2_TUNER_SUB_LANG2;
-			}
+
+		if (btv->audio_mode_gpio) {
+			btv->audio_mode_gpio (btv,t,0);
 		}
-#endif
-		/* FIXME: fill capability+audmode */
+
 		mutex_unlock(&btv->lock);
 		return 0;
 	}
@@ -3403,6 +3344,10 @@ static int radio_do_ioctl(struct inode *inode, struct file *file,
 
 		bttv_call_i2c_clients(btv, VIDIOC_G_TUNER, t);
 
+		if (btv->audio_mode_gpio) {
+			btv->audio_mode_gpio (btv,t,0);
+		}
+
 		mutex_unlock(&btv->lock);
 
 		return 0;

drivers/media/video/bt8xx/bttv.h

@@ -241,9 +241,10 @@ struct tvcard
 	unsigned int radio_addr;
 
 	unsigned int has_radio;
-#ifdef CONFIG_VIDEO_V4L1
-	void (*audio_hook)(struct bttv *btv, struct video_audio *v, int set);
-#endif
+
+	void (*volume_gpio)(struct bttv *btv, __u16 volume);
+	void (*audio_mode_gpio)(struct bttv *btv, struct v4l2_tuner *tuner, int set);
+
 	void (*muxsel_hook)(struct bttv *btv, unsigned int input);
 };
 

drivers/media/video/bt8xx/bttvp.h

@@ -336,9 +336,10 @@ struct bttv {
 	/* old gpio interface */
 	wait_queue_head_t gpioq;
 	int shutdown;
-#ifdef CONFIG_VIDEO_V4L1
-	void (*audio_hook)(struct bttv *btv, struct video_audio *v, int set);
-#endif
+
+	void (*volume_gpio)(struct bttv *btv, __u16 volume);
+	void (*audio_mode_gpio)(struct bttv *btv, struct v4l2_tuner *tuner, int set);
+
 	/* new gpio interface */
 	spinlock_t gpio_lock;