V4L/DVB (10525): em28xx: Coding style fixes and a typo correction

Lots of coding style fixes and a typo correction for em28xx.

[dougsland@redhat.com: fixed a reject due to a change on em28xx-audio.c]
Signed-off-by: Nicola Soranzo <nsoranzo@tiscali.it>
Signed-off-by: Douglas Schilling Landgraf <dougsland@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

6 files changed, 58 insertions, 45 deletions

diff --git a/drivers/media/video/em28xx/em28xx-audio.c b/drivers/media/video/em28xx/em28xx-audio.c
index abbf9ee0d39a..6296697d025f 100644
--- a/drivers/media/video/em28xx/em28xx-audio.c
+++ b/drivers/media/video/em28xx/em28xx-audio.c
@@ -245,7 +245,7 @@ static int snd_pcm_alloc_vmalloc_buffer(struct snd_pcm_substream *subs,
 {
         struct snd_pcm_runtime *runtime = subs->runtime;
 
-        dprintk("Alocating vbuffer\n");
+        dprintk("Allocating vbuffer\n");
         if (runtime->dma_area) {
                 if (runtime->dma_bytes > size)
                         return 0;
@@ -409,8 +409,7 @@ static int snd_em28xx_capture_trigger(struct snd_pcm_substream *substream,
 static snd_pcm_uframes_t snd_em28xx_capture_pointer(struct snd_pcm_substream
                                                     *substream)
 {
-       unsigned long flags;
-
+        unsigned long flags;
         struct em28xx *dev;
         snd_pcm_uframes_t hwptr_done;
 
diff --git a/drivers/media/video/em28xx/em28xx-cards.c b/drivers/media/video/em28xx/em28xx-cards.c
index 89a8f2657b13..419304d31256 100644
--- a/drivers/media/video/em28xx/em28xx-cards.c
+++ b/drivers/media/video/em28xx/em28xx-cards.c
@@ -244,7 +244,7 @@ struct em28xx_board em28xx_boards[] = {
                 .name         = "Hauppauge WinTV USB 2",
                 .tuner_type   = TUNER_PHILIPS_FM1236_MK3,
                 .tda9887_conf = TDA9887_PRESENT |
-                                TDA9887_PORT1_ACTIVE|
+                                TDA9887_PORT1_ACTIVE |
                                 TDA9887_PORT2_ACTIVE,
                 .decoder      = EM28XX_TVP5150,
                 .has_msp34xx  = 1,
@@ -517,7 +517,7 @@ struct em28xx_board em28xx_boards[] = {
         },
         [EM2861_BOARD_YAKUMO_MOVIE_MIXER] = {
                 .name          = "Yakumo MovieMixer",
-                .tuner_type   = TUNER_ABSENT,   /* Capture only device */
+                .tuner_type    = TUNER_ABSENT,  /* Capture only device */
                 .decoder       = EM28XX_TVP5150,
                 .input         = { {
                         .type     = EM28XX_VMUX_TELEVISION,
@@ -861,11 +861,11 @@ struct em28xx_board em28xx_boards[] = {
                 } },
         },
         [EM2800_BOARD_GRABBEEX_USB2800] = {
-                .name         = "eMPIA Technology, Inc. GrabBeeX+ Video Encoder",
-                .is_em2800    = 1,
-                .decoder      = EM28XX_SAA711X,
-                .tuner_type   = TUNER_ABSENT, /* capture only board */
-                .input        = { {
+                .name       = "eMPIA Technology, Inc. GrabBeeX+ Video Encoder",
+                .is_em2800  = 1,
+                .decoder    = EM28XX_SAA711X,
+                .tuner_type = TUNER_ABSENT, /* capture only board */
+                .input      = { {
                         .type     = EM28XX_VMUX_COMPOSITE1,
                         .vmux     = SAA7115_COMPOSITE0,
                         .amux     = EM28XX_AMUX_LINE_IN,
@@ -1217,7 +1217,9 @@ struct em28xx_board em28xx_boards[] = {
                 .has_dvb      = 1,
                 .dvb_gpio     = kworld_330u_digital,
                 .xclk             = EM28XX_XCLK_FREQUENCY_12MHZ,
-                .i2c_speed        = EM28XX_I2C_CLK_WAIT_ENABLE | EM28XX_I2C_EEPROM_ON_BOARD | EM28XX_I2C_EEPROM_KEY_VALID,
+                .i2c_speed        = EM28XX_I2C_CLK_WAIT_ENABLE |
+                                    EM28XX_I2C_EEPROM_ON_BOARD |
+                                    EM28XX_I2C_EEPROM_KEY_VALID,
                 .input        = { {
                         .type     = EM28XX_VMUX_TELEVISION,
                         .vmux     = TVP5150_COMPOSITE0,
@@ -1299,7 +1301,7 @@ struct em28xx_board em28xx_boards[] = {
 const unsigned int em28xx_bcount = ARRAY_SIZE(em28xx_boards);
 
 /* table of devices that work with this driver */
-struct usb_device_id em28xx_id_table [] = {
+struct usb_device_id em28xx_id_table[] = {
         { USB_DEVICE(0xeb1a, 0x2750),
                         .driver_info = EM2750_BOARD_UNKNOWN },
         { USB_DEVICE(0xeb1a, 0x2751),
@@ -1401,7 +1403,7 @@ MODULE_DEVICE_TABLE(usb, em28xx_id_table);
 /*
  * EEPROM hash table for devices with generic USB IDs
  */
-static struct em28xx_hash_table em28xx_eeprom_hash [] = {
+static struct em28xx_hash_table em28xx_eeprom_hash[] = {
         /* P/N: SA 60002070465 Tuner: TVF7533-MF */
         {0x6ce05a8f, EM2820_BOARD_PROLINK_PLAYTV_USB2, TUNER_YMEC_TVF_5533MF},
         {0x72cc5a8b, EM2820_BOARD_PROLINK_PLAYTV_BOX4_USB2, TUNER_YMEC_TVF_5533MF},
@@ -1433,7 +1435,7 @@ int em28xx_tuner_callback(void *ptr, int component, int command, int arg)
 }
 EXPORT_SYMBOL_GPL(em28xx_tuner_callback);
 
-static void inline em28xx_set_model(struct em28xx *dev)
+static inline void em28xx_set_model(struct em28xx *dev)
 {
         memcpy(&dev->board, &em28xx_boards[dev->model], sizeof(dev->board));
 
diff --git a/drivers/media/video/em28xx/em28xx-core.c b/drivers/media/video/em28xx/em28xx-core.c
index 43f1d0e4c549..eee8d015b249 100644
--- a/drivers/media/video/em28xx/em28xx-core.c
+++ b/drivers/media/video/em28xx/em28xx-core.c
@@ -33,8 +33,8 @@
 /* #define ENABLE_DEBUG_ISOC_FRAMES */
 
 static unsigned int core_debug;
-module_param(core_debug,int,0644);
-MODULE_PARM_DESC(core_debug,"enable debug messages [core]");
+module_param(core_debug, int, 0644);
+MODULE_PARM_DESC(core_debug, "enable debug messages [core]");
 
 #define em28xx_coredbg(fmt, arg...) do {\
         if (core_debug) \
@@ -42,8 +42,8 @@ MODULE_PARM_DESC(core_debug,"enable debug messages [core]");
                          dev->name, __func__ , ##arg); } while (0)
 
 static unsigned int reg_debug;
-module_param(reg_debug,int,0644);
-MODULE_PARM_DESC(reg_debug,"enable debug messages [URB reg]");
+module_param(reg_debug, int, 0644);
+MODULE_PARM_DESC(reg_debug, "enable debug messages [URB reg]");
 
 #define em28xx_regdbg(fmt, arg...) do {\
         if (reg_debug) \
@@ -77,7 +77,7 @@ int em28xx_read_reg_req_len(struct em28xx *dev, u8 req, u16 reg,
                 return -EINVAL;
 
         if (reg_debug) {
-                printk( KERN_DEBUG "(pipe 0x%08x): "
+                printk(KERN_DEBUG "(pipe 0x%08x): "
                         "IN:  %02x %02x %02x %02x %02x %02x %02x %02x ",
                         pipe,
                         USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
@@ -154,7 +154,7 @@ int em28xx_write_regs_req(struct em28xx *dev, u8 req, u16 reg, char *buf,
         if (reg_debug) {
                 int byte;
 
-                printk( KERN_DEBUG "(pipe 0x%08x): "
+                printk(KERN_DEBUG "(pipe 0x%08x): "
                         "OUT: %02x %02x %02x %02x %02x %02x %02x %02x >>>",
                         pipe,
                         USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
@@ -462,7 +462,8 @@ int em28xx_audio_analog_set(struct em28xx *dev)
                 if (dev->ctl_aoutput & EM28XX_AOUT_PCM_IN) {
                         int sel = ac97_return_record_select(dev->ctl_aoutput);
 
-                        /* Use the same input for both left and right channels */
+                        /* Use the same input for both left and right
+                           channels */
                         sel |= (sel << 8);
 
                         em28xx_write_ac97(dev, AC97_RECORD_SELECT, sel);
@@ -698,7 +699,7 @@ static int em28xx_scaler_set(struct em28xx *dev, u16 h, u16 v)
                 em28xx_write_regs(dev, EM28XX_R32_VSCALELOW, (char *)buf, 2);
                 /* it seems that both H and V scalers must be active
                    to work correctly */
-                mode = (h || v)? 0x30: 0x00;
+                mode = (h || v) ? 0x30 : 0x00;
         }
         return em28xx_write_reg_bits(dev, EM28XX_R26_COMPR, mode, 0x30);
 }
@@ -958,7 +959,7 @@ int em28xx_init_isoc(struct em28xx *dev, int max_packets,
                         em28xx_err("unable to allocate %i bytes for transfer"
                                         " buffer %i%s\n",
                                         sb_size, i,
-                                        in_interrupt()?" while in int":"");
+                                        in_interrupt() ? " while in int" : "");
                         em28xx_uninit_isoc(dev);
                         return -ENOMEM;
                 }
diff --git a/drivers/media/video/em28xx/em28xx-i2c.c b/drivers/media/video/em28xx/em28xx-i2c.c
index d69f0efcc9aa..2dab43d22da2 100644
--- a/drivers/media/video/em28xx/em28xx-i2c.c
+++ b/drivers/media/video/em28xx/em28xx-i2c.c
@@ -402,10 +402,12 @@ static int em28xx_i2c_eeprom(struct em28xx *dev, unsigned char *eedata, int len)
                                  dev->name);
                 break;
         case 2:
-                printk(KERN_INFO "%s:\tI2S audio, sample rate=32k\n", dev->name);
+                printk(KERN_INFO "%s:\tI2S audio, sample rate=32k\n",
+                                 dev->name);
                 break;
         case 3:
-                printk(KERN_INFO "%s:\tI2S audio, 3 sample rates\n", dev->name);
+                printk(KERN_INFO "%s:\tI2S audio, 3 sample rates\n",
+                                 dev->name);
                 break;
         }
 
diff --git a/drivers/media/video/em28xx/em28xx-video.c b/drivers/media/video/em28xx/em28xx-video.c
index 5b2a19b0cca6..efd641587e04 100644
--- a/drivers/media/video/em28xx/em28xx-video.c
+++ b/drivers/media/video/em28xx/em28xx-video.c
@@ -186,7 +186,8 @@ static void em28xx_copy_video(struct em28xx *dev,
                 em28xx_isocdbg("Overflow of %zi bytes past buffer end (1)\n",
                                ((char *)startwrite + lencopy) -
                                ((char *)outp + buf->vb.size));
-                lencopy = remain = (char *)outp + buf->vb.size - (char *)startwrite;
+                remain = (char *)outp + buf->vb.size - (char *)startwrite;
+                lencopy = remain;
         }
         if (lencopy <= 0)
                 return;
@@ -202,7 +203,8 @@ static void em28xx_copy_video(struct em28xx *dev,
                 else
                         lencopy = bytesperline;
 
-                if ((char *)startwrite + lencopy > (char *)outp + buf->vb.size) {
+                if ((char *)startwrite + lencopy > (char *)outp +
+                    buf->vb.size) {
                         em28xx_isocdbg("Overflow of %zi bytes past buffer end (2)\n",
                                        ((char *)startwrite + lencopy) -
                                        ((char *)outp + buf->vb.size));
@@ -347,7 +349,7 @@ static inline int em28xx_isoc_copy(struct em28xx *dev, struct urb *urb)
                 }
                 if (p[0] == 0x22 && p[1] == 0x5a) {
                         em28xx_isocdbg("Video frame %d, length=%i, %s\n", p[2],
-                                       len, (p[2] & 1)? "odd" : "even");
+                                       len, (p[2] & 1) ? "odd" : "even");
 
                         if (!(p[2] & 1)) {
                                 if (buf != NULL)
@@ -476,7 +478,9 @@ fail:
 static void
 buffer_queue(struct videobuf_queue *vq, struct videobuf_buffer *vb)
 {
-        struct em28xx_buffer    *buf     = container_of(vb, struct em28xx_buffer, vb);
+        struct em28xx_buffer    *buf     = container_of(vb,
+                                                        struct em28xx_buffer,
+                                                        vb);
         struct em28xx_fh        *fh      = vq->priv_data;
         struct em28xx           *dev     = fh->dev;
         struct em28xx_dmaqueue  *vidq    = &dev->vidq;
@@ -489,7 +493,9 @@ buffer_queue(struct videobuf_queue *vq, struct videobuf_buffer *vb)
 static void buffer_release(struct videobuf_queue *vq,
                                 struct videobuf_buffer *vb)
 {
-        struct em28xx_buffer   *buf  = container_of(vb, struct em28xx_buffer, vb);
+        struct em28xx_buffer   *buf  = container_of(vb,
+                                                    struct em28xx_buffer,
+                                                    vb);
         struct em28xx_fh       *fh   = vq->priv_data;
         struct em28xx          *dev  = (struct em28xx *)fh->dev;
 
@@ -557,7 +563,7 @@ static int res_get(struct em28xx_fh *fh)
 
 static int res_check(struct em28xx_fh *fh)
 {
-        return (fh->stream_on);
+        return fh->stream_on;
 }
 
 static void res_free(struct em28xx_fh *fh)
@@ -791,7 +797,7 @@ out:
         return rc;
 }
 
-static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id * norm)
+static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id *norm)
 {
         struct em28xx_fh   *fh  = priv;
         struct em28xx      *dev = fh->dev;
@@ -1436,7 +1442,7 @@ static int vidioc_reqbufs(struct file *file, void *priv,
         if (rc < 0)
                 return rc;
 
-        return (videobuf_reqbufs(&fh->vb_vidq, rb));
+        return videobuf_reqbufs(&fh->vb_vidq, rb);
 }
 
 static int vidioc_querybuf(struct file *file, void *priv,
@@ -1450,7 +1456,7 @@ static int vidioc_querybuf(struct file *file, void *priv,
         if (rc < 0)
                 return rc;
 
-        return (videobuf_querybuf(&fh->vb_vidq, b));
+        return videobuf_querybuf(&fh->vb_vidq, b);
 }
 
 static int vidioc_qbuf(struct file *file, void *priv, struct v4l2_buffer *b)
@@ -1463,7 +1469,7 @@ static int vidioc_qbuf(struct file *file, void *priv, struct v4l2_buffer *b)
         if (rc < 0)
                 return rc;
 
-        return (videobuf_qbuf(&fh->vb_vidq, b));
+        return videobuf_qbuf(&fh->vb_vidq, b);
 }
 
 static int vidioc_dqbuf(struct file *file, void *priv, struct v4l2_buffer *b)
@@ -1476,8 +1482,7 @@ static int vidioc_dqbuf(struct file *file, void *priv, struct v4l2_buffer *b)
         if (rc < 0)
                 return rc;
 
-        return (videobuf_dqbuf(&fh->vb_vidq, b,
-                                file->f_flags & O_NONBLOCK));
+        return videobuf_dqbuf(&fh->vb_vidq, b, file->f_flags & O_NONBLOCK);
 }
 
 #ifdef CONFIG_VIDEO_V4L1_COMPAT
@@ -1786,7 +1791,7 @@ em28xx_v4l2_read(struct file *filp, char __user *buf, size_t count,
  * em28xx_v4l2_poll()
  * will allocate buffers when called for the first time
  */
-static unsigned int em28xx_v4l2_poll(struct file *filp, poll_table * wait)
+static unsigned int em28xx_v4l2_poll(struct file *filp, poll_table *wait)
 {
         struct em28xx_fh *fh = filp->private_data;
         struct em28xx *dev = fh->dev;
@@ -1939,8 +1944,8 @@ static struct video_device em28xx_radio_template = {
 
 
 static struct video_device *em28xx_vdev_init(struct em28xx *dev,
-                                             const struct video_device *template,
-                                             const char *type_name)
+                                        const struct video_device *template,
+                                        const char *type_name)
 {
         struct video_device *vfd;
 
@@ -1989,8 +1994,9 @@ int em28xx_register_analog_devices(struct em28xx *dev)
         /* enable vbi capturing */
 
 /*      em28xx_write_reg(dev, EM28XX_R0E_AUDIOSRC, 0xc0); audio register */
-       val = (u8)em28xx_read_reg(dev, EM28XX_R0F_XCLK);
-       em28xx_write_reg(dev, EM28XX_R0F_XCLK, (EM28XX_XCLK_AUDIO_UNMUTE | val));
+        val = (u8)em28xx_read_reg(dev, EM28XX_R0F_XCLK);
+        em28xx_write_reg(dev, EM28XX_R0F_XCLK,
+                         (EM28XX_XCLK_AUDIO_UNMUTE | val));
         em28xx_write_reg(dev, EM28XX_R11_VINCTRL, 0x51);
 
         em28xx_set_outfmt(dev);
@@ -2025,7 +2031,8 @@ int em28xx_register_analog_devices(struct em28xx *dev)
         }
 
         if (em28xx_boards[dev->model].radio.type == EM28XX_RADIO) {
-                dev->radio_dev = em28xx_vdev_init(dev, &em28xx_radio_template, "radio");
+                dev->radio_dev = em28xx_vdev_init(dev, &em28xx_radio_template,
+                                                  "radio");
                 if (!dev->radio_dev) {
                         em28xx_errdev("cannot allocate video_device.\n");
                         return -ENODEV;
diff --git a/drivers/media/video/em28xx/em28xx.h b/drivers/media/video/em28xx/em28xx.h
index 6844b98e1b67..5115db3a76a6 100644
--- a/drivers/media/video/em28xx/em28xx.h
+++ b/drivers/media/video/em28xx/em28xx.h
@@ -161,7 +161,8 @@
 */
 
 /* time to wait when stopping the isoc transfer */
-#define EM28XX_URB_TIMEOUT       msecs_to_jiffies(EM28XX_NUM_BUFS * EM28XX_NUM_PACKETS)
+#define EM28XX_URB_TIMEOUT \
+                        msecs_to_jiffies(EM28XX_NUM_BUFS * EM28XX_NUM_PACKETS)
 
 /* time in msecs to wait for i2c writes to finish */
 #define EM2800_I2C_WRITE_TIMEOUT 20
@@ -530,7 +531,8 @@ struct em28xx {
         int num_alt;            /* Number of alternative settings */
         unsigned int *alt_max_pkt_size; /* array of wMaxPacketSize */
         struct urb *urb[EM28XX_NUM_BUFS];       /* urb for isoc transfers */
-        char *transfer_buffer[EM28XX_NUM_BUFS]; /* transfer buffers for isoc transfer */
+        char *transfer_buffer[EM28XX_NUM_BUFS]; /* transfer buffers for isoc
+                                                   transfer */
         char urb_buf[URB_MAX_CTRL_SIZE];        /* urb control msg buffer */
 
         /* helper funcs that call usb_control_msg */