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Commit c1f2b0f2 authored by Hans Verkuil's avatar Hans Verkuil Committed by Mauro Carvalho Chehab
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V4L/DVB: w9966: remove camelCase 

Signed-off-by: default avatarHans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@redhat.com>
parent 271922c0
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Inline Side-by-side
Showing with 168 additions and 168 deletions
drivers/media/video/w9966.c
View file @ c1f2b0f2
...@@ -152,13 +152,13 @@ static struct w9966_dev w9966_cams[W9966_MAXCAMS]; ...@@ -152,13 +152,13 @@ static struct w9966_dev w9966_cams[W9966_MAXCAMS];
/* Set camera phase flags, so we know what to uninit when terminating */ /* Set camera phase flags, so we know what to uninit when terminating */
static inline void w9966_setState(struct w9966_dev *cam, int mask, int val) static inline void w9966_set_state(struct w9966_dev *cam, int mask, int val)
{ {
cam->dev_state = (cam->dev_state & ~mask) ^ val; cam->dev_state = (cam->dev_state & ~mask) ^ val;
} }
/* Get camera phase flags */ /* Get camera phase flags */
static inline int w9966_getState(struct w9966_dev *cam, int mask, int val) static inline int w9966_get_state(struct w9966_dev *cam, int mask, int val)
{ {
return ((cam->dev_state & mask) == val); return ((cam->dev_state & mask) == val);
} }
...@@ -166,25 +166,25 @@ static inline int w9966_getState(struct w9966_dev *cam, int mask, int val) ...@@ -166,25 +166,25 @@ static inline int w9966_getState(struct w9966_dev *cam, int mask, int val)
/* Claim parport for ourself */ /* Claim parport for ourself */
static void w9966_pdev_claim(struct w9966_dev *cam) static void w9966_pdev_claim(struct w9966_dev *cam)
{ {
if (w9966_getState(cam, W9966_STATE_CLAIMED, W9966_STATE_CLAIMED)) if (w9966_get_state(cam, W9966_STATE_CLAIMED, W9966_STATE_CLAIMED))
return; return;
parport_claim_or_block(cam->pdev); parport_claim_or_block(cam->pdev);
w9966_setState(cam, W9966_STATE_CLAIMED, W9966_STATE_CLAIMED); w9966_set_state(cam, W9966_STATE_CLAIMED, W9966_STATE_CLAIMED);
} }
/* Release parport for others to use */ /* Release parport for others to use */
static void w9966_pdev_release(struct w9966_dev *cam) static void w9966_pdev_release(struct w9966_dev *cam)
{ {
if (w9966_getState(cam, W9966_STATE_CLAIMED, 0)) if (w9966_get_state(cam, W9966_STATE_CLAIMED, 0))
return; return;
parport_release(cam->pdev); parport_release(cam->pdev);
w9966_setState(cam, W9966_STATE_CLAIMED, 0); w9966_set_state(cam, W9966_STATE_CLAIMED, 0);
} }
/* Read register from W9966 interface-chip /* Read register from W9966 interface-chip
Expects a claimed pdev Expects a claimed pdev
-1 on error, else register data (byte) */ -1 on error, else register data (byte) */
static int w9966_rReg(struct w9966_dev *cam, int reg) static int w9966_read_reg(struct w9966_dev *cam, int reg)
{ {
/* ECP, read, regtransfer, REG, REG, REG, REG, REG */ /* ECP, read, regtransfer, REG, REG, REG, REG, REG */
const unsigned char addr = 0x80 | (reg & 0x1f); const unsigned char addr = 0x80 | (reg & 0x1f);
...@@ -205,7 +205,7 @@ static int w9966_rReg(struct w9966_dev *cam, int reg) ...@@ -205,7 +205,7 @@ static int w9966_rReg(struct w9966_dev *cam, int reg)
/* Write register to W9966 interface-chip /* Write register to W9966 interface-chip
Expects a claimed pdev Expects a claimed pdev
-1 on error */ -1 on error */
static int w9966_wReg(struct w9966_dev *cam, int reg, int data) static int w9966_write_reg(struct w9966_dev *cam, int reg, int data)
{ {
/* ECP, write, regtransfer, REG, REG, REG, REG, REG */ /* ECP, write, regtransfer, REG, REG, REG, REG, REG */
const unsigned char addr = 0xc0 | (reg & 0x1f); const unsigned char addr = 0xc0 | (reg & 0x1f);
...@@ -236,7 +236,7 @@ static void w9966_i2c_setsda(struct w9966_dev *cam, int state) ...@@ -236,7 +236,7 @@ static void w9966_i2c_setsda(struct w9966_dev *cam, int state)
else else
cam->i2c_state &= ~W9966_I2C_W_DATA; cam->i2c_state &= ~W9966_I2C_W_DATA;
w9966_wReg(cam, 0x18, cam->i2c_state); w9966_write_reg(cam, 0x18, cam->i2c_state);
udelay(5); udelay(5);
} }
...@@ -244,7 +244,7 @@ static void w9966_i2c_setsda(struct w9966_dev *cam, int state) ...@@ -244,7 +244,7 @@ static void w9966_i2c_setsda(struct w9966_dev *cam, int state)
Expects a claimed pdev. */ Expects a claimed pdev. */
static int w9966_i2c_getscl(struct w9966_dev *cam) static int w9966_i2c_getscl(struct w9966_dev *cam)
{ {
const unsigned char state = w9966_rReg(cam, 0x18); const unsigned char state = w9966_read_reg(cam, 0x18);
return ((state & W9966_I2C_R_CLOCK) > 0); return ((state & W9966_I2C_R_CLOCK) > 0);
} }
...@@ -259,7 +259,7 @@ static int w9966_i2c_setscl(struct w9966_dev *cam, int state) ...@@ -259,7 +259,7 @@ static int w9966_i2c_setscl(struct w9966_dev *cam, int state)
else else
cam->i2c_state &= ~W9966_I2C_W_CLOCK; cam->i2c_state &= ~W9966_I2C_W_CLOCK;
w9966_wReg(cam, 0x18, cam->i2c_state); w9966_write_reg(cam, 0x18, cam->i2c_state);
udelay(5); udelay(5);
/* we go to high, we also expect the peripheral to ack. */ /* we go to high, we also expect the peripheral to ack. */
...@@ -278,7 +278,7 @@ static int w9966_i2c_setscl(struct w9966_dev *cam, int state) ...@@ -278,7 +278,7 @@ static int w9966_i2c_setscl(struct w9966_dev *cam, int state)
Expects a claimed pdev. */ Expects a claimed pdev. */
static int w9966_i2c_getsda(struct w9966_dev *cam) static int w9966_i2c_getsda(struct w9966_dev *cam)
{ {
const unsigned char state = w9966_rReg(cam, 0x18); const unsigned char state = w9966_read_reg(cam, 0x18);
return ((state & W9966_I2C_R_DATA) > 0); return ((state & W9966_I2C_R_DATA) > 0);
} }
#endif #endif
...@@ -332,7 +332,7 @@ static int w9966_i2c_rbyte(struct w9966_dev *cam) ...@@ -332,7 +332,7 @@ static int w9966_i2c_rbyte(struct w9966_dev *cam)
/* Read a register from the i2c device. /* Read a register from the i2c device.
Expects claimed pdev. -1 on error */ Expects claimed pdev. -1 on error */
#if 0 #if 0
static int w9966_rReg_i2c(struct w9966_dev *cam, int reg) static int w9966_read_reg_i2c(struct w9966_dev *cam, int reg)
{ {
int data; int data;
...@@ -367,7 +367,7 @@ static int w9966_rReg_i2c(struct w9966_dev *cam, int reg) ...@@ -367,7 +367,7 @@ static int w9966_rReg_i2c(struct w9966_dev *cam, int reg)
/* Write a register to the i2c device. /* Write a register to the i2c device.
Expects claimed pdev. -1 on error */ Expects claimed pdev. -1 on error */
static int w9966_wReg_i2c(struct w9966_dev *cam, int reg, int data) static int w9966_write_reg_i2c(struct w9966_dev *cam, int reg, int data)
{ {
w9966_i2c_setsda(cam, 0); w9966_i2c_setsda(cam, 0);
w9966_i2c_setscl(cam, 0); w9966_i2c_setscl(cam, 0);
...@@ -489,7 +489,7 @@ static int w9966_setup(struct w9966_dev *cam, int x1, int y1, int x2, int y2, in ...@@ -489,7 +489,7 @@ static int w9966_setup(struct w9966_dev *cam, int x1, int y1, int x2, int y2, in
enh_s = 0; enh_s = 0;
enh_e = w * h * 2; enh_e = w * h * 2;
/* Modify capture window if necessary and calculate downscaling */ /* Modify capture window if necessary and calculate downscaling */
if (w9966_calcscale(w, W9966_WND_MIN_X, W9966_WND_MAX_X, &x1, &x2, &scale_x) != 0 || if (w9966_calcscale(w, W9966_WND_MIN_X, W9966_WND_MAX_X, &x1, &x2, &scale_x) != 0 ||
w9966_calcscale(h, W9966_WND_MIN_Y, W9966_WND_MAX_Y, &y1, &y2, &scale_y) != 0) w9966_calcscale(h, W9966_WND_MIN_Y, W9966_WND_MAX_Y, &y1, &y2, &scale_y) != 0)
return -1; return -1;
...@@ -497,7 +497,7 @@ static int w9966_setup(struct w9966_dev *cam, int x1, int y1, int x2, int y2, in ...@@ -497,7 +497,7 @@ static int w9966_setup(struct w9966_dev *cam, int x1, int y1, int x2, int y2, in
DPRINTF("%dx%d, x: %d<->%d, y: %d<->%d, sx: %d/64, sy: %d/64.\n", DPRINTF("%dx%d, x: %d<->%d, y: %d<->%d, sx: %d/64, sy: %d/64.\n",
w, h, x1, x2, y1, y2, scale_x & ~0x80, scale_y & ~0x80); w, h, x1, x2, y1, y2, scale_x & ~0x80, scale_y & ~0x80);
/* Setup registers */ /* Setup registers */
regs[0x00] = 0x00; /* Set normal operation */ regs[0x00] = 0x00; /* Set normal operation */
regs[0x01] = 0x18; /* Capture mode */ regs[0x01] = 0x18; /* Capture mode */
regs[0x02] = scale_y; /* V-scaling */ regs[0x02] = scale_y; /* V-scaling */
...@@ -536,18 +536,18 @@ static int w9966_setup(struct w9966_dev *cam, int x1, int y1, int x2, int y2, in ...@@ -536,18 +536,18 @@ static int w9966_setup(struct w9966_dev *cam, int x1, int y1, int x2, int y2, in
saa7111_regs[0x0c] = cam->color; saa7111_regs[0x0c] = cam->color;
saa7111_regs[0x0d] = cam->hue; saa7111_regs[0x0d] = cam->hue;
/* Reset (ECP-fifo & serial-bus) */ /* Reset (ECP-fifo & serial-bus) */
if (w9966_wReg(cam, 0x00, 0x03) == -1) if (w9966_write_reg(cam, 0x00, 0x03) == -1)
return -1; return -1;
/* Write regs to w9966cf chip */ /* Write regs to w9966cf chip */
for (i = 0; i < 0x1c; i++) for (i = 0; i < 0x1c; i++)
if (w9966_wReg(cam, i, regs[i]) == -1) if (w9966_write_reg(cam, i, regs[i]) == -1)
return -1; return -1;
/* Write regs to saa7111 chip */ /* Write regs to saa7111 chip */
for (i = 0; i < 0x20; i++) for (i = 0; i < 0x20; i++)
if (w9966_wReg_i2c(cam, i, saa7111_regs[i]) == -1) if (w9966_write_reg_i2c(cam, i, saa7111_regs[i]) == -1)
return -1; return -1;
return 0; return 0;
...@@ -644,10 +644,10 @@ static long w9966_v4l_do_ioctl(struct file *file, unsigned int cmd, void *arg) ...@@ -644,10 +644,10 @@ static long w9966_v4l_do_ioctl(struct file *file, unsigned int cmd, void *arg)
w9966_pdev_claim(cam); w9966_pdev_claim(cam);
if ( if (
w9966_wReg_i2c(cam, 0x0a, cam->brightness) == -1 || w9966_write_reg_i2c(cam, 0x0a, cam->brightness) == -1 ||
w9966_wReg_i2c(cam, 0x0b, cam->contrast) == -1 || w9966_write_reg_i2c(cam, 0x0b, cam->contrast) == -1 ||
w9966_wReg_i2c(cam, 0x0c, cam->color) == -1 || w9966_write_reg_i2c(cam, 0x0c, cam->color) == -1 ||
w9966_wReg_i2c(cam, 0x0d, cam->hue) == -1 w9966_write_reg_i2c(cam, 0x0d, cam->hue) == -1
) { ) {
w9966_pdev_release(cam); w9966_pdev_release(cam);
return -EIO; return -EIO;
...@@ -727,9 +727,9 @@ static ssize_t w9966_v4l_read(struct file *file, char __user *buf, ...@@ -727,9 +727,9 @@ static ssize_t w9966_v4l_read(struct file *file, char __user *buf,
return -EINVAL; return -EINVAL;
w9966_pdev_claim(cam); w9966_pdev_claim(cam);
w9966_wReg(cam, 0x00, 0x02); /* Reset ECP-FIFO buffer */ w9966_write_reg(cam, 0x00, 0x02); /* Reset ECP-FIFO buffer */
w9966_wReg(cam, 0x00, 0x00); /* Return to normal operation */ w9966_write_reg(cam, 0x00, 0x00); /* Return to normal operation */
w9966_wReg(cam, 0x01, 0x98); /* Enable capture */ w9966_write_reg(cam, 0x01, 0x98); /* Enable capture */
/* write special capture-addr and negotiate into data transfer */ /* write special capture-addr and negotiate into data transfer */
if ((parport_negotiate(cam->pport, cam->ppmode|IEEE1284_ADDR) != 0) || if ((parport_negotiate(cam->pport, cam->ppmode|IEEE1284_ADDR) != 0) ||
...@@ -760,7 +760,7 @@ static ssize_t w9966_v4l_read(struct file *file, char __user *buf, ...@@ -760,7 +760,7 @@ static ssize_t w9966_v4l_read(struct file *file, char __user *buf,
dleft -= tsize; dleft -= tsize;
} }
w9966_wReg(cam, 0x01, 0x18); /* Disable capture */ w9966_write_reg(cam, 0x01, 0x18); /* Disable capture */
out: out:
kfree(tbuf); kfree(tbuf);
...@@ -814,7 +814,7 @@ static int w9966_init(struct w9966_dev *cam, struct parport* port) ...@@ -814,7 +814,7 @@ static int w9966_init(struct w9966_dev *cam, struct parport* port)
cam->color = 64; cam->color = 64;
cam->hue = 0; cam->hue = 0;
/* Select requested transfer mode */ /* Select requested transfer mode */
switch (parmode) { switch (parmode) {
default: /* Auto-detect (priority: hw-ecp, hw-epp, sw-ecp) */ default: /* Auto-detect (priority: hw-ecp, hw-epp, sw-ecp) */
case 0: case 0:
...@@ -833,17 +833,17 @@ static int w9966_init(struct w9966_dev *cam, struct parport* port) ...@@ -833,17 +833,17 @@ static int w9966_init(struct w9966_dev *cam, struct parport* port)
break; break;
} }
/* Tell the parport driver that we exists */ /* Tell the parport driver that we exists */
cam->pdev = parport_register_device(port, "w9966", NULL, NULL, NULL, 0, NULL); cam->pdev = parport_register_device(port, "w9966", NULL, NULL, NULL, 0, NULL);
if (cam->pdev == NULL) { if (cam->pdev == NULL) {
DPRINTF("parport_register_device() failed\n"); DPRINTF("parport_register_device() failed\n");
return -1; return -1;
} }
w9966_setState(cam, W9966_STATE_PDEV, W9966_STATE_PDEV); w9966_set_state(cam, W9966_STATE_PDEV, W9966_STATE_PDEV);
w9966_pdev_claim(cam); w9966_pdev_claim(cam);
/* Setup a default capture mode */ /* Setup a default capture mode */
if (w9966_setup(cam, 0, 0, 1023, 1023, 200, 160) != 0) { if (w9966_setup(cam, 0, 0, 1023, 1023, 200, 160) != 0) {
DPRINTF("w9966_setup() failed.\n"); DPRINTF("w9966_setup() failed.\n");
return -1; return -1;
...@@ -851,14 +851,14 @@ static int w9966_init(struct w9966_dev *cam, struct parport* port) ...@@ -851,14 +851,14 @@ static int w9966_init(struct w9966_dev *cam, struct parport* port)
w9966_pdev_release(cam); w9966_pdev_release(cam);
/* Fill in the video_device struct and register us to v4l */ /* Fill in the video_device struct and register us to v4l */
memcpy(&cam->vdev, &w9966_template, sizeof(struct video_device)); memcpy(&cam->vdev, &w9966_template, sizeof(struct video_device));
video_set_drvdata(&cam->vdev, cam); video_set_drvdata(&cam->vdev, cam);
if (video_register_device(&cam->vdev, VFL_TYPE_GRABBER, video_nr) < 0) if (video_register_device(&cam->vdev, VFL_TYPE_GRABBER, video_nr) < 0)
return -1; return -1;
w9966_setState(cam, W9966_STATE_VDEV, W9966_STATE_VDEV); w9966_set_state(cam, W9966_STATE_VDEV, W9966_STATE_VDEV);
/* All ok */ /* All ok */
printk(KERN_INFO "w9966cf: Found and initialized a webcam on %s.\n", printk(KERN_INFO "w9966cf: Found and initialized a webcam on %s.\n",
...@@ -870,23 +870,23 @@ static int w9966_init(struct w9966_dev *cam, struct parport* port) ...@@ -870,23 +870,23 @@ static int w9966_init(struct w9966_dev *cam, struct parport* port)
/* Terminate everything gracefully */ /* Terminate everything gracefully */
static void w9966_term(struct w9966_dev *cam) static void w9966_term(struct w9966_dev *cam)
{ {
/* Unregister from v4l */ /* Unregister from v4l */
if (w9966_getState(cam, W9966_STATE_VDEV, W9966_STATE_VDEV)) { if (w9966_get_state(cam, W9966_STATE_VDEV, W9966_STATE_VDEV)) {
video_unregister_device(&cam->vdev); video_unregister_device(&cam->vdev);
w9966_setState(cam, W9966_STATE_VDEV, 0); w9966_set_state(cam, W9966_STATE_VDEV, 0);
} }
/* Terminate from IEEE1284 mode and release pdev block */ /* Terminate from IEEE1284 mode and release pdev block */
if (w9966_getState(cam, W9966_STATE_PDEV, W9966_STATE_PDEV)) { if (w9966_get_state(cam, W9966_STATE_PDEV, W9966_STATE_PDEV)) {
w9966_pdev_claim(cam); w9966_pdev_claim(cam);
parport_negotiate(cam->pport, IEEE1284_MODE_COMPAT); parport_negotiate(cam->pport, IEEE1284_MODE_COMPAT);
w9966_pdev_release(cam); w9966_pdev_release(cam);
} }
/* Unregister from parport */ /* Unregister from parport */
if (w9966_getState(cam, W9966_STATE_PDEV, W9966_STATE_PDEV)) { if (w9966_get_state(cam, W9966_STATE_PDEV, W9966_STATE_PDEV)) {
parport_unregister_device(cam->pdev); parport_unregister_device(cam->pdev);
w9966_setState(cam, W9966_STATE_PDEV, 0); w9966_set_state(cam, W9966_STATE_PDEV, 0);
} }
} }
......
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