Message-ID: <20080329210927.GA12239@elf.ucw.cz>
Date:	Sat, 29 Mar 2008 22:09:28 +0100
From:	Pavel Machek <pavel@...e.cz>
To:	perex@...ex.cz, kernel list <linux-kernel@...r.kernel.org>,
	Trivial patch monkey <trivial@...nel.org>, tiwai@...e.de
Subject: sound/usb/usbaudio.c: coding style


Putting space between ! and variable is a strange coding style, fix
that, also make it fit into 80 columns where that is easy.

Signed-off-by: Pavel Machek <pavel@...e.cz>

diff --git a/sound/usb/usbaudio.c b/sound/usb/usbaudio.c
index f48838a..8056d8a 100644
--- a/sound/usb/usbaudio.c
+++ b/sound/usb/usbaudio.c
@@ -64,9 +67,10 @@ MODULE_SUPPORTED_DEVICE("{{Generic,USB A
 
 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;	/* Index 0-MAX */
 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;	/* ID for this card */
-static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;	/* Enable this card */
-static int vid[SNDRV_CARDS] = { [0 ... (SNDRV_CARDS-1)] = -1 }; /* Vendor ID for this card */
-static int pid[SNDRV_CARDS] = { [0 ... (SNDRV_CARDS-1)] = -1 }; /* Product ID for this card */
+static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;/* Enable this card */
+/* Vendor/product IDs for this card */
+static int vid[SNDRV_CARDS] = { [0 ... (SNDRV_CARDS-1)] = -1 };
+static int pid[SNDRV_CARDS] = { [0 ... (SNDRV_CARDS-1)] = -1 };
 static int nrpacks = 8;		/* max. number of packets per urb */
 static int async_unlink = 1;
 static int device_setup[SNDRV_CARDS]; /* device parameter for this card*/
@@ -687,7 +691,7 @@ static void snd_complete_urb(struct urb 
 	int err = 0;
 
 	if ((subs->running && subs->ops.retire(subs, substream->runtime, urb)) ||
-	    ! subs->running || /* can be stopped during retire callback */
+	    !subs->running || /* can be stopped during retire callback */
 	    (err = subs->ops.prepare(subs, substream->runtime, urb)) < 0 ||
 	    (err = usb_submit_urb(urb, GFP_ATOMIC)) < 0) {
 		clear_bit(ctx->index, &subs->active_mask);
@@ -710,7 +714,7 @@ static void snd_complete_sync_urb(struct
 	int err = 0;
 
 	if ((subs->running && subs->ops.retire_sync(subs, substream->runtime, urb)) ||
-	    ! subs->running || /* can be stopped during retire callback */
+	    !subs->running || /* can be stopped during retire callback */
 	    (err = subs->ops.prepare_sync(subs, substream->runtime, urb)) < 0 ||
 	    (err = usb_submit_urb(urb, GFP_ATOMIC)) < 0) {
 		clear_bit(ctx->index + 16, &subs->active_mask);
@@ -740,7 +744,7 @@ static int snd_pcm_alloc_vmalloc_buffer(
 		vfree(runtime->dma_area);
 	}
 	runtime->dma_area = vmalloc(size);
-	if (! runtime->dma_area)
+	if (!runtime->dma_area)
 		return -ENOMEM;
 	runtime->dma_bytes = size;
 	return 0;
@@ -772,12 +776,12 @@ static int deactivate_urbs(struct snd_us
 
 	async = !can_sleep && async_unlink;
 
-	if (! async && in_interrupt())
+	if (!async && in_interrupt())
 		return 0;
 
 	for (i = 0; i < subs->nurbs; i++) {
 		if (test_bit(i, &subs->active_mask)) {
-			if (! test_and_set_bit(i, &subs->unlink_mask)) {
+			if (!test_and_set_bit(i, &subs->unlink_mask)) {
 				struct urb *u = subs->dataurb[i].urb;
 				if (async)
 					usb_unlink_urb(u);
@@ -789,7 +793,7 @@ static int deactivate_urbs(struct snd_us
 	if (subs->syncpipe) {
 		for (i = 0; i < SYNC_URBS; i++) {
 			if (test_bit(i+16, &subs->active_mask)) {
- 				if (! test_and_set_bit(i+16, &subs->unlink_mask)) {
+ 				if (!test_and_set_bit(i+16, &subs->unlink_mask)) {
 					struct urb *u = subs->syncurb[i].urb;
 					if (async)
 						usb_unlink_urb(u);
@@ -1137,12 +1141,12 @@ static int init_substream_urbs(struct sn
 		if (subs->fmt_type == USB_FORMAT_TYPE_II)
 			u->packets++; /* for transfer delimiter */
 		u->urb = usb_alloc_urb(u->packets, GFP_KERNEL);
-		if (! u->urb)
+		if (!u->urb)
 			goto out_of_memory;
 		u->urb->transfer_buffer =
 			usb_buffer_alloc(subs->dev, u->buffer_size, GFP_KERNEL,
 					 &u->urb->transfer_dma);
-		if (! u->urb->transfer_buffer)
+		if (!u->urb->transfer_buffer)
 			goto out_of_memory;
 		u->urb->pipe = subs->datapipe;
 		u->urb->transfer_flags = URB_ISO_ASAP | URB_NO_TRANSFER_DMA_MAP;
@@ -1155,7 +1159,7 @@ static int init_substream_urbs(struct sn
 		/* allocate and initialize sync urbs */
 		subs->syncbuf = usb_buffer_alloc(subs->dev, SYNC_URBS * 4,
 						 GFP_KERNEL, &subs->sync_dma);
-		if (! subs->syncbuf)
+		if (!subs->syncbuf)
 			goto out_of_memory;
 		for (i = 0; i < SYNC_URBS; i++) {
 			struct snd_urb_ctx *u = &subs->syncurb[i];
@@ -1163,7 +1167,7 @@ static int init_substream_urbs(struct sn
 			u->subs = subs;
 			u->packets = 1;
 			u->urb = usb_alloc_urb(1, GFP_KERNEL);
-			if (! u->urb)
+			if (!u->urb)
 				goto out_of_memory;
 			u->urb->transfer_buffer = subs->syncbuf + i * 4;
 			u->urb->transfer_dma = subs->sync_dma + i * 4;
@@ -1463,7 +1486,7 @@ static int snd_usb_hw_params(struct snd_
 	rate = params_rate(hw_params);
 	channels = params_channels(hw_params);
 	fmt = find_format(subs, format, rate, channels);
-	if (! fmt) {
+	if (!fmt) {
 		snd_printd(KERN_DEBUG "cannot set format: format = 0x%x, rate = %d, channels = %d\n",
 			   format, rate, channels);
 		return -EINVAL;
@@ -1584,7 +1607,7 @@ static int hw_check_valid_format(struct 
 	struct snd_mask *fmts = hw_param_mask(params, SNDRV_PCM_HW_PARAM_FORMAT);
 
 	/* check the format */
-	if (! snd_mask_test(fmts, fp->format)) {
+	if (!snd_mask_test(fmts, fp->format)) {
 		hwc_debug("   > check: no supported format %d\n", fp->format);
 		return 0;
 	}
@@ -1620,7 +1643,7 @@ static int hw_rule_rate(struct snd_pcm_h
 	list_for_each(p, &subs->fmt_list) {
 		struct audioformat *fp;
 		fp = list_entry(p, struct audioformat, list);
-		if (! hw_check_valid_format(params, fp))
+		if (!hw_check_valid_format(params, fp))
 			continue;
 		if (changed++) {
 			if (rmin > fp->rate_min)
@@ -1633,7 +1656,7 @@ static int hw_rule_rate(struct snd_pcm_h
 		}
 	}
 
-	if (! changed) {
+	if (!changed) {
 		hwc_debug("  --> get empty\n");
 		it->empty = 1;
 		return -EINVAL;
@@ -1674,7 +1697,7 @@ static int hw_rule_channels(struct snd_p
 	list_for_each(p, &subs->fmt_list) {
 		struct audioformat *fp;
 		fp = list_entry(p, struct audioformat, list);
-		if (! hw_check_valid_format(params, fp))
+		if (!hw_check_valid_format(params, fp))
 			continue;
 		if (changed++) {
 			if (rmin > fp->channels)
@@ -1687,7 +1710,7 @@ static int hw_rule_channels(struct snd_p
 		}
 	}
 
-	if (! changed) {
+	if (!changed) {
 		hwc_debug("  --> get empty\n");
 		it->empty = 1;
 		return -EINVAL;
@@ -1727,7 +1750,7 @@ static int hw_rule_format(struct snd_pcm
 	list_for_each(p, &subs->fmt_list) {
 		struct audioformat *fp;
 		fp = list_entry(p, struct audioformat, list);
-		if (! hw_check_valid_format(params, fp))
+		if (!hw_check_valid_format(params, fp))
 			continue;
 		fbits |= (1ULL << fp->format);
 	}
@@ -1736,7 +1759,7 @@ static int hw_rule_format(struct snd_pcm
 	oldbits[1] = fmt->bits[1];
 	fmt->bits[0] &= (u32)fbits;
 	fmt->bits[1] &= (u32)(fbits >> 32);
-	if (! fmt->bits[0] && ! fmt->bits[1]) {
+	if (!fmt->bits[0] && !fmt->bits[1]) {
 		hwc_debug("  --> get empty\n");
 		return -EINVAL;
 	}
@@ -2222,7 +2245,7 @@ static void proc_pcm_format_add(struct s
 	struct snd_card *card = stream->chip->card;
 
 	sprintf(name, "stream%d", stream->pcm_index);
-	if (! snd_card_proc_new(card, name, &entry))
+	if (!snd_card_proc_new(card, name, &entry))
 		snd_info_set_text_ops(entry, stream, proc_pcm_format_read);
 }
 
@@ -2278,7 +2301,7 @@ static void free_substream(struct snd_us
 {
 	struct list_head *p, *n;
 
-	if (! subs->num_formats)
+	if (!subs->num_formats)
 		return; /* not initialized */
 	list_for_each_safe(p, n, &subs->fmt_list) {
 		struct audioformat *fp = list_entry(p, struct audioformat, list);
@@ -2328,7 +2351,7 @@ static int add_audio_endpoint(struct snd
 		if (as->fmt_type != fp->fmt_type)
 			continue;
 		subs = &as->substream[stream];
-		if (! subs->endpoint)
+		if (!subs->endpoint)
 			continue;
 		if (subs->endpoint == fp->endpoint) {
 			list_add_tail(&fp->list, &subs->fmt_list);
@@ -2354,7 +2377,7 @@ static int add_audio_endpoint(struct snd
 
 	/* create a new pcm */
 	as = kzalloc(sizeof(*as), GFP_KERNEL);
-	if (! as)
+	if (!as)
 		return -ENOMEM;
 	as->pcm_index = chip->pcm_devs;
 	as->chip = chip;
@@ -3375,14 +3398,14 @@ static int snd_usb_create_quirk(struct s
 static void proc_audio_usbbus_read(struct snd_info_entry *entry, struct snd_info_buffer *buffer)
 {
 	struct snd_usb_audio *chip = entry->private_data;
-	if (! chip->shutdown)
+	if (!chip->shutdown)
 		snd_iprintf(buffer, "%03d/%03d\n", chip->dev->bus->busnum, chip->dev->devnum);
 }
 
 static void proc_audio_usbid_read(struct snd_info_entry *entry, struct snd_info_buffer *buffer)
 {
 	struct snd_usb_audio *chip = entry->private_data;
-	if (! chip->shutdown)
+	if (!chip->shutdown)
 		snd_iprintf(buffer, "%04x:%04x\n", 
 			    USB_ID_VENDOR(chip->usb_id),
 			    USB_ID_PRODUCT(chip->usb_id));
@@ -3391,9 +3414,9 @@ static void proc_audio_usbid_read(struct
 static void snd_usb_audio_create_proc(struct snd_usb_audio *chip)
 {
 	struct snd_info_entry *entry;
-	if (! snd_card_proc_new(chip->card, "usbbus", &entry))
+	if (!snd_card_proc_new(chip->card, "usbbus", &entry))
 		snd_info_set_text_ops(entry, chip, proc_audio_usbbus_read);
-	if (! snd_card_proc_new(chip->card, "usbid", &entry))
+	if (!snd_card_proc_new(chip->card, "usbid", &entry))
 		snd_info_set_text_ops(entry, chip, proc_audio_usbid_read);
 }
 
@@ -3600,8 +3623,8 @@ static void *snd_usb_audio_probe(struct 
 				snd_card_set_dev(chip->card, &intf->dev);
 				break;
 			}
-		if (! chip) {
-			snd_printk(KERN_ERR "no available usb audio device\n");
+		if (!chip) {
+			printk(KERN_ERR "no available usb audio device\n");
 			goto __error;
 		}
 	}

-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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