summaryrefslogtreecommitdiff
path: root/drivers/media/video/em28xx
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/media/video/em28xx')
-rw-r--r--drivers/media/video/em28xx/em28xx-cards.c7
-rw-r--r--drivers/media/video/em28xx/em28xx-core.c30
-rw-r--r--drivers/media/video/em28xx/em28xx-input.c68
-rw-r--r--drivers/media/video/em28xx/em28xx-video.c59
-rw-r--r--drivers/media/video/em28xx/em28xx.h5
5 files changed, 83 insertions, 86 deletions
diff --git a/drivers/media/video/em28xx/em28xx-cards.c b/drivers/media/video/em28xx/em28xx-cards.c
index 82da205..2510000 100644
--- a/drivers/media/video/em28xx/em28xx-cards.c
+++ b/drivers/media/video/em28xx/em28xx-cards.c
@@ -2285,7 +2285,7 @@ void em28xx_register_i2c_ir(struct em28xx *dev)
dev->init_data.name = "i2c IR (EM28XX Pinnacle PCTV)";
break;
case EM2820_BOARD_HAUPPAUGE_WINTV_USB_2:
- dev->init_data.ir_codes = &ir_codes_hauppauge_new_table;
+ dev->init_data.ir_codes = &ir_codes_rc5_hauppauge_new_table;
dev->init_data.get_key = em28xx_get_key_em_haup;
dev->init_data.name = "i2c IR (EM2840 Hauppauge)";
break;
@@ -2653,7 +2653,6 @@ static int em28xx_init_dev(struct em28xx **devhandle, struct usb_device *udev,
INIT_LIST_HEAD(&dev->vbiq.active);
INIT_LIST_HEAD(&dev->vbiq.queued);
-
if (dev->board.has_msp34xx) {
/* Send a reset to other chips via gpio */
errCode = em28xx_write_reg(dev, EM28XX_R08_GPIO, 0xf7);
@@ -2923,9 +2922,9 @@ static void em28xx_usb_disconnect(struct usb_interface *interface)
if (dev->users) {
em28xx_warn
- ("device /dev/video%d is open! Deregistration and memory "
+ ("device %s is open! Deregistration and memory "
"deallocation are deferred on close.\n",
- dev->vdev->num);
+ video_device_node_name(dev->vdev));
dev->state |= DEV_MISCONFIGURED;
em28xx_uninit_isoc(dev);
diff --git a/drivers/media/video/em28xx/em28xx-core.c b/drivers/media/video/em28xx/em28xx-core.c
index 3f86d36..b311d45 100644
--- a/drivers/media/video/em28xx/em28xx-core.c
+++ b/drivers/media/video/em28xx/em28xx-core.c
@@ -216,7 +216,7 @@ int em28xx_write_reg(struct em28xx *dev, u16 reg, u8 val)
* sets only some bits (specified by bitmask) of a register, by first reading
* the actual value
*/
-static int em28xx_write_reg_bits(struct em28xx *dev, u16 reg, u8 val,
+int em28xx_write_reg_bits(struct em28xx *dev, u16 reg, u8 val,
u8 bitmask)
{
int oldval;
@@ -1136,34 +1136,6 @@ void em28xx_wake_i2c(struct em28xx *dev)
static LIST_HEAD(em28xx_devlist);
static DEFINE_MUTEX(em28xx_devlist_mutex);
-struct em28xx *em28xx_get_device(int minor,
- enum v4l2_buf_type *fh_type,
- int *has_radio)
-{
- struct em28xx *h, *dev = NULL;
-
- *fh_type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
- *has_radio = 0;
-
- mutex_lock(&em28xx_devlist_mutex);
- list_for_each_entry(h, &em28xx_devlist, devlist) {
- if (h->vdev->minor == minor)
- dev = h;
- if (h->vbi_dev && h->vbi_dev->minor == minor) {
- dev = h;
- *fh_type = V4L2_BUF_TYPE_VBI_CAPTURE;
- }
- if (h->radio_dev &&
- h->radio_dev->minor == minor) {
- dev = h;
- *has_radio = 1;
- }
- }
- mutex_unlock(&em28xx_devlist_mutex);
-
- return dev;
-}
-
/*
* em28xx_realease_resources()
* unregisters the v4l2,i2c and usb devices
diff --git a/drivers/media/video/em28xx/em28xx-input.c b/drivers/media/video/em28xx/em28xx-input.c
index d96ec7c..af0d935 100644
--- a/drivers/media/video/em28xx/em28xx-input.c
+++ b/drivers/media/video/em28xx/em28xx-input.c
@@ -112,10 +112,13 @@ int em28xx_get_key_terratec(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw)
int em28xx_get_key_em_haup(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw)
{
unsigned char buf[2];
- unsigned char code;
+ u16 code;
+ int size;
/* poll IR chip */
- if (2 != i2c_master_recv(ir->c, buf, 2))
+ size = i2c_master_recv(ir->c, buf, sizeof(buf));
+
+ if (size != 2)
return -EIO;
/* Does eliminate repeated parity code */
@@ -124,16 +127,30 @@ int em28xx_get_key_em_haup(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw)
ir->old = buf[1];
- /* Rearranges bits to the right order */
- code = ((buf[0]&0x01)<<5) | /* 0010 0000 */
- ((buf[0]&0x02)<<3) | /* 0001 0000 */
- ((buf[0]&0x04)<<1) | /* 0000 1000 */
- ((buf[0]&0x08)>>1) | /* 0000 0100 */
- ((buf[0]&0x10)>>3) | /* 0000 0010 */
- ((buf[0]&0x20)>>5); /* 0000 0001 */
-
- i2cdprintk("ir hauppauge (em2840): code=0x%02x (rcv=0x%02x)\n",
- code, buf[0]);
+ /*
+ * Rearranges bits to the right order.
+ * The bit order were determined experimentally by using
+ * The original Hauppauge Grey IR and another RC5 that uses addr=0x08
+ * The RC5 code has 14 bits, but we've experimentally determined
+ * the meaning for only 11 bits.
+ * So, the code translation is not complete. Yet, it is enough to
+ * work with the provided RC5 IR.
+ */
+ code =
+ ((buf[0] & 0x01) ? 0x0020 : 0) | /* 0010 0000 */
+ ((buf[0] & 0x02) ? 0x0010 : 0) | /* 0001 0000 */
+ ((buf[0] & 0x04) ? 0x0008 : 0) | /* 0000 1000 */
+ ((buf[0] & 0x08) ? 0x0004 : 0) | /* 0000 0100 */
+ ((buf[0] & 0x10) ? 0x0002 : 0) | /* 0000 0010 */
+ ((buf[0] & 0x20) ? 0x0001 : 0) | /* 0000 0001 */
+ ((buf[1] & 0x08) ? 0x1000 : 0) | /* 0001 0000 */
+ ((buf[1] & 0x10) ? 0x0800 : 0) | /* 0000 1000 */
+ ((buf[1] & 0x20) ? 0x0400 : 0) | /* 0000 0100 */
+ ((buf[1] & 0x40) ? 0x0200 : 0) | /* 0000 0010 */
+ ((buf[1] & 0x80) ? 0x0100 : 0); /* 0000 0001 */
+
+ i2cdprintk("ir hauppauge (em2840): code=0x%02x (rcv=0x%02x%02x)\n",
+ code, buf[1], buf[0]);
/* return key */
*ir_key = code;
@@ -337,19 +354,28 @@ int em28xx_ir_init(struct em28xx *dev)
goto err_out_free;
ir->input = input_dev;
+ ir_config = EM2874_IR_RC5;
+
+ /* Adjust xclk based o IR table for RC5/NEC tables */
+ if (dev->board.ir_codes->ir_type == IR_TYPE_RC5) {
+ dev->board.xclk |= EM28XX_XCLK_IR_RC5_MODE;
+ ir->full_code = 1;
+ } else if (dev->board.ir_codes->ir_type == IR_TYPE_NEC) {
+ dev->board.xclk &= ~EM28XX_XCLK_IR_RC5_MODE;
+ ir_config = EM2874_IR_NEC;
+ ir->full_code = 1;
+ }
+ em28xx_write_reg_bits(dev, EM28XX_R0F_XCLK, dev->board.xclk,
+ EM28XX_XCLK_IR_RC5_MODE);
/* Setup the proper handler based on the chip */
switch (dev->chip_id) {
case CHIP_ID_EM2860:
case CHIP_ID_EM2883:
- if (dev->model == EM2883_BOARD_HAUPPAUGE_WINTV_HVR_950)
- ir->full_code = 1;
ir->get_key = default_polling_getkey;
break;
case CHIP_ID_EM2874:
ir->get_key = em2874_polling_getkey;
- /* For now we only support RC5, so enable it */
- ir_config = EM2874_IR_RC5;
em28xx_write_regs(dev, EM2874_R50_IR_CONFIG, &ir_config, 1);
break;
default:
@@ -367,8 +393,7 @@ int em28xx_ir_init(struct em28xx *dev)
usb_make_path(dev->udev, ir->phys, sizeof(ir->phys));
strlcat(ir->phys, "/input0", sizeof(ir->phys));
- err = ir_input_init(input_dev, &ir->ir, IR_TYPE_OTHER,
- dev->board.ir_codes);
+ err = ir_input_init(input_dev, &ir->ir, IR_TYPE_OTHER);
if (err < 0)
goto err_out_free;
@@ -387,7 +412,7 @@ int em28xx_ir_init(struct em28xx *dev)
em28xx_ir_start(ir);
/* all done */
- err = input_register_device(ir->input);
+ err = ir_input_register(ir->input, dev->board.ir_codes);
if (err)
goto err_out_stop;
@@ -396,8 +421,6 @@ int em28xx_ir_init(struct em28xx *dev)
em28xx_ir_stop(ir);
dev->ir = NULL;
err_out_free:
- ir_input_free(input_dev);
- input_free_device(input_dev);
kfree(ir);
return err;
}
@@ -411,8 +434,7 @@ int em28xx_ir_fini(struct em28xx *dev)
return 0;
em28xx_ir_stop(ir);
- ir_input_free(ir->input);
- input_unregister_device(ir->input);
+ ir_input_unregister(ir->input);
kfree(ir);
/* done */
diff --git a/drivers/media/video/em28xx/em28xx-video.c b/drivers/media/video/em28xx/em28xx-video.c
index 7ad6537..849b18c 100644
--- a/drivers/media/video/em28xx/em28xx-video.c
+++ b/drivers/media/video/em28xx/em28xx-video.c
@@ -2081,22 +2081,30 @@ static int radio_queryctrl(struct file *file, void *priv,
*/
static int em28xx_v4l2_open(struct file *filp)
{
- int minor = video_devdata(filp)->minor;
- int errCode = 0, radio;
- struct em28xx *dev;
- enum v4l2_buf_type fh_type;
+ int errCode = 0, radio = 0;
+ struct video_device *vdev = video_devdata(filp);
+ struct em28xx *dev = video_drvdata(filp);
+ enum v4l2_buf_type fh_type = 0;
struct em28xx_fh *fh;
enum v4l2_field field;
- dev = em28xx_get_device(minor, &fh_type, &radio);
-
- if (NULL == dev)
- return -ENODEV;
+ switch (vdev->vfl_type) {
+ case VFL_TYPE_GRABBER:
+ fh_type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+ break;
+ case VFL_TYPE_VBI:
+ fh_type = V4L2_BUF_TYPE_VBI_CAPTURE;
+ break;
+ case VFL_TYPE_RADIO:
+ radio = 1;
+ break;
+ }
mutex_lock(&dev->lock);
- em28xx_videodbg("open minor=%d type=%s users=%d\n",
- minor, v4l2_type_names[fh_type], dev->users);
+ em28xx_videodbg("open dev=%s type=%s users=%d\n",
+ video_device_node_name(vdev), v4l2_type_names[fh_type],
+ dev->users);
fh = kzalloc(sizeof(struct em28xx_fh), GFP_KERNEL);
@@ -2160,25 +2168,25 @@ void em28xx_release_analog_resources(struct em28xx *dev)
/*FIXME: I2C IR should be disconnected */
if (dev->radio_dev) {
- if (-1 != dev->radio_dev->minor)
+ if (video_is_registered(dev->radio_dev))
video_unregister_device(dev->radio_dev);
else
video_device_release(dev->radio_dev);
dev->radio_dev = NULL;
}
if (dev->vbi_dev) {
- em28xx_info("V4L2 device /dev/vbi%d deregistered\n",
- dev->vbi_dev->num);
- if (-1 != dev->vbi_dev->minor)
+ em28xx_info("V4L2 device %s deregistered\n",
+ video_device_node_name(dev->vbi_dev));
+ if (video_is_registered(dev->vbi_dev))
video_unregister_device(dev->vbi_dev);
else
video_device_release(dev->vbi_dev);
dev->vbi_dev = NULL;
}
if (dev->vdev) {
- em28xx_info("V4L2 device /dev/video%d deregistered\n",
- dev->vdev->num);
- if (-1 != dev->vdev->minor)
+ em28xx_info("V4L2 device %s deregistered\n",
+ video_device_node_name(dev->vdev));
+ if (video_is_registered(dev->vdev))
video_unregister_device(dev->vdev);
else
video_device_release(dev->vdev);
@@ -2397,8 +2405,6 @@ static const struct video_device em28xx_video_template = {
.release = video_device_release,
.ioctl_ops = &video_ioctl_ops,
- .minor = -1,
-
.tvnorms = V4L2_STD_ALL,
.current_norm = V4L2_STD_PAL,
};
@@ -2433,7 +2439,6 @@ static struct video_device em28xx_radio_template = {
.name = "em28xx-radio",
.fops = &radio_fops,
.ioctl_ops = &radio_ioctl_ops,
- .minor = -1,
};
/******************************** usb interface ******************************/
@@ -2451,7 +2456,6 @@ static struct video_device *em28xx_vdev_init(struct em28xx *dev,
return NULL;
*vfd = *template;
- vfd->minor = -1;
vfd->v4l2_dev = &dev->v4l2_dev;
vfd->release = video_device_release;
vfd->debug = video_debug;
@@ -2459,6 +2463,7 @@ static struct video_device *em28xx_vdev_init(struct em28xx *dev,
snprintf(vfd->name, sizeof(vfd->name), "%s %s",
dev->name, type_name);
+ video_set_drvdata(vfd, dev);
return vfd;
}
@@ -2540,16 +2545,16 @@ int em28xx_register_analog_devices(struct em28xx *dev)
em28xx_errdev("can't register radio device\n");
return ret;
}
- em28xx_info("Registered radio device as /dev/radio%d\n",
- dev->radio_dev->num);
+ em28xx_info("Registered radio device as %s\n",
+ video_device_node_name(dev->radio_dev));
}
- em28xx_info("V4L2 video device registered as /dev/video%d\n",
- dev->vdev->num);
+ em28xx_info("V4L2 video device registered as %s\n",
+ video_device_node_name(dev->vdev));
if (dev->vbi_dev)
- em28xx_info("V4L2 VBI device registered as /dev/vbi%d\n",
- dev->vbi_dev->num);
+ em28xx_info("V4L2 VBI device registered as %s\n",
+ video_device_node_name(dev->vbi_dev));
return 0;
}
diff --git a/drivers/media/video/em28xx/em28xx.h b/drivers/media/video/em28xx/em28xx.h
index 441df64..80d9b4f 100644
--- a/drivers/media/video/em28xx/em28xx.h
+++ b/drivers/media/video/em28xx/em28xx.h
@@ -643,6 +643,8 @@ int em28xx_write_regs_req(struct em28xx *dev, u8 req, u16 reg, char *buf,
int len);
int em28xx_write_regs(struct em28xx *dev, u16 reg, char *buf, int len);
int em28xx_write_reg(struct em28xx *dev, u16 reg, u8 val);
+int em28xx_write_reg_bits(struct em28xx *dev, u16 reg, u8 val,
+ u8 bitmask);
int em28xx_read_ac97(struct em28xx *dev, u8 reg);
int em28xx_write_ac97(struct em28xx *dev, u8 reg, u16 val);
@@ -666,9 +668,6 @@ int em28xx_gpio_set(struct em28xx *dev, struct em28xx_reg_seq *gpio);
void em28xx_wake_i2c(struct em28xx *dev);
void em28xx_remove_from_devlist(struct em28xx *dev);
void em28xx_add_into_devlist(struct em28xx *dev);
-struct em28xx *em28xx_get_device(int minor,
- enum v4l2_buf_type *fh_type,
- int *has_radio);
int em28xx_register_extension(struct em28xx_ops *dev);
void em28xx_unregister_extension(struct em28xx_ops *dev);
void em28xx_init_extension(struct em28xx *dev);
generated by cgit v0.10.2 at 2024-08-23 11:03:48 (GMT)