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raspberrypi-kernel
提交 88f44234 编写于 作者: H Hans Verkuil 提交者： Mauro Carvalho Chehab
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V4L/DVB: arv: coding style cleanup 

Clean up the coding style before we convert this driver to V4L2.
Signed-off-by: NHans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: NMauro Carvalho Chehab <mchehab@redhat.com>
上级 1d61aac0
隐藏空白更改
内联 并排
Showing with 76 addition and 77 deletion
drivers/media/video/arv.c
浏览文件 @ 88f44234
......@@ -39,7 +39,7 @@
#include <asm/byteorder.h>
#if 0
#define DEBUG(n, args...) printk(args)
#define DEBUG(n, args...) printk(KERN_INFO args)
#define CHECK_LOST 1
#else
#define DEBUG(n, args...)
......@@ -55,7 +55,7 @@
#define VERSION "0.03"
#define ar_inl(addr) inl((unsigned long)(addr))
#define ar_outl(val, addr) outl((unsigned long)(val),(unsigned long)(addr))
#define ar_outl(val, addr) outl((unsigned long)(val), (unsigned long)(addr))
extern struct cpuinfo_m32r boot_cpu_data;
......@@ -214,13 +214,12 @@ void init_iic(void)
/* I2C CLK */
/* 50MH-100k */
if (freq == 75) {
if (freq == 75)
ar_outl(369, PLDI2CFREQ); /* BCLK = 75MHz */
} else if (freq == 50) {
else if (freq == 50)
ar_outl(244, PLDI2CFREQ); /* BCLK = 50MHz */
} else {
else
ar_outl(244, PLDI2CFREQ); /* default: BCLK = 50MHz */
}
ar_outl(0x1, PLDI2CCR); /* I2CCR Enable */
}
......@@ -260,7 +259,7 @@ static inline void wait_for_vertical_sync(int exp_line)
break;
}
if (tmout < 0)
printk("arv: lost %d -> %d\n", exp_line, l);
printk(KERN_ERR "arv: lost %d -> %d\n", exp_line, l);
#else
while (ar_inl(ARVHCOUNT) != exp_line)
cpu_relax();
......@@ -277,7 +276,7 @@ static ssize_t ar_read(struct file *file, char *buf, size_t count, loff_t *ppos)
unsigned char *p;
int h, w;
unsigned char *py, *pu, *pv;
#if ! USE_INT
#if !USE_INT
int l;
#endif
......@@ -313,7 +312,7 @@ static ssize_t ar_read(struct file *file, char *buf, size_t count, loff_t *ppos)
/* .... AR interrupts .... */
interruptible_sleep_on(&ar->wait);
if (signal_pending(current)) {
printk("arv: interrupted while get frame data.\n");
printk(KERN_ERR "arv: interrupted while get frame data.\n");
ret = -EINTR;
goto out_up;
}
......@@ -386,7 +385,7 @@ static ssize_t ar_read(struct file *file, char *buf, size_t count, loff_t *ppos)
}
}
if (copy_to_user(buf, yuv, ar->frame_bytes)) {
printk("arv: failed while copy_to_user yuv.\n");
printk(KERN_ERR "arv: failed while copy_to_user yuv.\n");
ret = -EFAULT;
goto out_up;
}
......@@ -402,7 +401,7 @@ static long ar_do_ioctl(struct file *file, unsigned int cmd, void *arg)
struct ar_device *ar = video_get_drvdata(dev);
DEBUG(1, "ar_ioctl()\n");
switch(cmd) {
switch (cmd) {
case VIDIOCGCAP:
{
struct video_capability *b = arg;
......@@ -559,11 +558,11 @@ static void ar_interrupt(int irq, void *dev)
line_count = ar_inl(ARVHCOUNT); /* line number */
if (ar->mode == AR_MODE_INTERLACE && ar->size == AR_SIZE_VGA) {
/* operations for interlace mode */
if ( line_count < (AR_HEIGHT_VGA/2) ) /* even line */
if (line_count < (AR_HEIGHT_VGA / 2)) /* even line */
line_number = (line_count << 1);
else /* odd line */
line_number =
(((line_count - (AR_HEIGHT_VGA/2)) << 1) + 1);
(((line_count - (AR_HEIGHT_VGA / 2)) << 1) + 1);
} else {
line_number = line_count;
}
......@@ -627,7 +626,7 @@ static int ar_initialize(struct video_device *dev)
{
struct ar_device *ar = video_get_drvdata(dev);
unsigned long cr = 0;
int i,found=0;
int i, found = 0;
DEBUG(1, "ar_initialize:\n");
......@@ -666,66 +665,66 @@ static int ar_initialize(struct video_device *dev)
if (found == 0)
return -ENODEV;
printk("arv: Initializing ");
iic(2,0x78,0x11,0x01,0x00); /* start */
iic(3,0x78,0x12,0x00,0x06);
iic(3,0x78,0x12,0x12,0x30);
iic(3,0x78,0x12,0x15,0x58);
iic(3,0x78,0x12,0x17,0x30);
printk(".");
iic(3,0x78,0x12,0x1a,0x97);
iic(3,0x78,0x12,0x1b,0xff);
iic(3,0x78,0x12,0x1c,0xff);
iic(3,0x78,0x12,0x26,0x10);
iic(3,0x78,0x12,0x27,0x00);
printk(".");
iic(2,0x78,0x34,0x02,0x00);
iic(2,0x78,0x7a,0x10,0x00);
iic(2,0x78,0x80,0x39,0x00);
iic(2,0x78,0x81,0xe6,0x00);
iic(2,0x78,0x8d,0x00,0x00);
printk(".");
iic(2,0x78,0x8e,0x0c,0x00);
iic(2,0x78,0x8f,0x00,0x00);
printk(KERN_INFO "arv: Initializing ");
iic(2, 0x78, 0x11, 0x01, 0x00); /* start */
iic(3, 0x78, 0x12, 0x00, 0x06);
iic(3, 0x78, 0x12, 0x12, 0x30);
iic(3, 0x78, 0x12, 0x15, 0x58);
iic(3, 0x78, 0x12, 0x17, 0x30);
printk(KERN_CONT ".");
iic(3, 0x78, 0x12, 0x1a, 0x97);
iic(3, 0x78, 0x12, 0x1b, 0xff);
iic(3, 0x78, 0x12, 0x1c, 0xff);
iic(3, 0x78, 0x12, 0x26, 0x10);
iic(3, 0x78, 0x12, 0x27, 0x00);
printk(KERN_CONT ".");
iic(2, 0x78, 0x34, 0x02, 0x00);
iic(2, 0x78, 0x7a, 0x10, 0x00);
iic(2, 0x78, 0x80, 0x39, 0x00);
iic(2, 0x78, 0x81, 0xe6, 0x00);
iic(2, 0x78, 0x8d, 0x00, 0x00);
printk(KERN_CONT ".");
iic(2, 0x78, 0x8e, 0x0c, 0x00);
iic(2, 0x78, 0x8f, 0x00, 0x00);
#if 0
iic(2,0x78,0x90,0x00,0x00); /* AWB on=1 off=0 */
iic(2, 0x78, 0x90, 0x00, 0x00); /* AWB on=1 off=0 */
#endif
iic(2,0x78,0x93,0x01,0x00);
iic(2,0x78,0x94,0xcd,0x00);
iic(2,0x78,0x95,0x00,0x00);
printk(".");
iic(2,0x78,0x96,0xa0,0x00);
iic(2,0x78,0x97,0x00,0x00);
iic(2,0x78,0x98,0x60,0x00);
iic(2,0x78,0x99,0x01,0x00);
iic(2,0x78,0x9a,0x19,0x00);
printk(".");
iic(2,0x78,0x9b,0x02,0x00);
iic(2,0x78,0x9c,0xe8,0x00);
iic(2,0x78,0x9d,0x02,0x00);
iic(2,0x78,0x9e,0x2e,0x00);
iic(2,0x78,0xb8,0x78,0x00);
iic(2,0x78,0xba,0x05,0x00);
iic(2, 0x78, 0x93, 0x01, 0x00);
iic(2, 0x78, 0x94, 0xcd, 0x00);
iic(2, 0x78, 0x95, 0x00, 0x00);
printk(KERN_CONT ".");
iic(2, 0x78, 0x96, 0xa0, 0x00);
iic(2, 0x78, 0x97, 0x00, 0x00);
iic(2, 0x78, 0x98, 0x60, 0x00);
iic(2, 0x78, 0x99, 0x01, 0x00);
iic(2, 0x78, 0x9a, 0x19, 0x00);
printk(KERN_CONT ".");
iic(2, 0x78, 0x9b, 0x02, 0x00);
iic(2, 0x78, 0x9c, 0xe8, 0x00);
iic(2, 0x78, 0x9d, 0x02, 0x00);
iic(2, 0x78, 0x9e, 0x2e, 0x00);
iic(2, 0x78, 0xb8, 0x78, 0x00);
iic(2, 0x78, 0xba, 0x05, 0x00);
#if 0
iic(2,0x78,0x83,0x8c,0x00); /* brightness */
iic(2, 0x78, 0x83, 0x8c, 0x00); /* brightness */
#endif
printk(".");
printk(KERN_CONT ".");
/* color correction */
iic(3,0x78,0x49,0x00,0x95); /* a */
iic(3,0x78,0x49,0x01,0x96); /* b */
iic(3,0x78,0x49,0x03,0x85); /* c */
iic(3,0x78,0x49,0x04,0x97); /* d */
iic(3,0x78,0x49,0x02,0x7e); /* e(Lo) */
iic(3,0x78,0x49,0x05,0xa4); /* f(Lo) */
iic(3,0x78,0x49,0x06,0x04); /* e(Hi) */
iic(3,0x78,0x49,0x07,0x04); /* e(Hi) */
iic(2,0x78,0x48,0x01,0x00); /* on=1 off=0 */
printk(".");
iic(2,0x78,0x11,0x00,0x00); /* end */
printk(" done\n");
iic(3, 0x78, 0x49, 0x00, 0x95); /* a */
iic(3, 0x78, 0x49, 0x01, 0x96); /* b */
iic(3, 0x78, 0x49, 0x03, 0x85); /* c */
iic(3, 0x78, 0x49, 0x04, 0x97); /* d */
iic(3, 0x78, 0x49, 0x02, 0x7e); /* e(Lo) */
iic(3, 0x78, 0x49, 0x05, 0xa4); /* f(Lo) */
iic(3, 0x78, 0x49, 0x06, 0x04); /* e(Hi) */
iic(3, 0x78, 0x49, 0x07, 0x04); /* e(Hi) */
iic(2, 0x78, 0x48, 0x01, 0x00); /* on=1 off=0 */
printk(KERN_CONT ".");
iic(2, 0x78, 0x11, 0x00, 0x00); /* end */
printk(KERN_CONT " done\n");
return 0;
}
......@@ -787,8 +786,8 @@ static int __init ar_init(void)
#if USE_INT
/* allocate a DMA buffer for 1 line. */
ar->line_buff = kmalloc(MAX_AR_LINE_BYTES, GFP_KERNEL | GFP_DMA);
if (ar->line_buff == NULL || ! ALIGN4(ar->line_buff)) {
printk("arv: buffer allocation failed for DMA.\n");
if (ar->line_buff == NULL || !ALIGN4(ar->line_buff)) {
printk(KERN_ERR "arv: buffer allocation failed for DMA.\n");
ret = -ENOMEM;
goto out_end;
}
......@@ -796,8 +795,8 @@ static int __init ar_init(void)
/* allocate buffers for a frame */
for (i = 0; i < MAX_AR_HEIGHT; i++) {
ar->frame[i] = kmalloc(MAX_AR_LINE_BYTES, GFP_KERNEL);
if (ar->frame[i] == NULL || ! ALIGN4(ar->frame[i])) {
printk("arv: buffer allocation failed for frame.\n");
if (ar->frame[i] == NULL || !ALIGN4(ar->frame[i])) {
printk(KERN_ERR "arv: buffer allocation failed for frame.\n");
ret = -ENOMEM;
goto out_line_buff;
}
......@@ -834,14 +833,14 @@ static int __init ar_init(void)
#if USE_INT
if (request_irq(M32R_IRQ_INT3, ar_interrupt, 0, "arv", ar)) {
printk("arv: request_irq(%d) failed.\n", M32R_IRQ_INT3);
printk(KERN_ERR "arv: request_irq(%d) failed.\n", M32R_IRQ_INT3);
ret = -EIO;
goto out_irq;
}
#endif
if (ar_initialize(ar->vdev) != 0) {
printk("arv: M64278 not found.\n");
printk(KERN_ERR "arv: M64278 not found.\n");
ret = -ENODEV;
goto out_dev;
}
......@@ -854,12 +853,12 @@ static int __init ar_init(void)
*/
if (video_register_device(ar->vdev, VFL_TYPE_GRABBER, video_nr) != 0) {
/* return -1, -ENFILE(full) or others */
printk("arv: register video (Colour AR) failed.\n");
printk(KERN_ERR "arv: register video (Colour AR) failed.\n");
ret = -ENODEV;
goto out_dev;
}
printk("%s: Found M64278 VGA (IRQ %d, Freq %dMHz).\n",
printk(KERN_INFO "%s: Found M64278 VGA (IRQ %d, Freq %dMHz).\n",
video_device_node_name(ar->vdev), M32R_IRQ_INT3, freq);
return 0;
......@@ -886,7 +885,7 @@ static int __init ar_init(void)
static int __init ar_init_module(void)
{
freq = (boot_cpu_data.bus_clock / 1000000);
printk("arv: Bus clock %d\n", freq);
printk(KERN_INFO "arv: Bus clock %d\n", freq);
if (freq != 50 && freq != 75)
freq = DEFAULT_FREQ;
return ar_init();
......
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