AuxXxilium/linux_dsm_epyc7002
1
0
Fork 0
mirror of https://github.com/AuxXxilium/linux_dsm_epyc7002.git synced 2024-12-19 18:36:41 +07:00
Code Issues Actions Packages Projects Releases Wiki Activity

media: em28xx: stop rewriting device's struct

Browse Source 
Writing at the device's struct is evil, as two em28xx devices
may be using it. So, stop abusing it, storing the values
inside struct em28xx_dev.

Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
This commit is contained in:
Mauro Carvalho Chehab 2018-03-01 10:08:42 -05:00
parent 6cda90b63e
commit aa62980be4
4 changed files with 25 additions and 21 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
drivers/media/usb/em28xx/em28xx-cards.c
View File

@ -2712,6 +2712,8 @@ static inline void em28xx_set_xclk_i2c_speed(struct em28xx *dev)
static inline void em28xx_set_model(struct em28xx *dev) static inline void em28xx_set_model(struct em28xx *dev)
{ {
dev->board = em28xx_boards[dev->model]; dev->board = em28xx_boards[dev->model];
dev->has_msp34xx = dev->board.has_msp34xx;
dev->is_webcam = dev->board.is_webcam;
em28xx_set_xclk_i2c_speed(dev); em28xx_set_xclk_i2c_speed(dev);
@ -2871,7 +2873,7 @@ static int em28xx_hint_board(struct em28xx *dev)
{ {
int i; int i;
if (dev->board.is_webcam) { if (dev->is_webcam) {
if (dev->em28xx_sensor == EM28XX_MT9V011) { if (dev->em28xx_sensor == EM28XX_MT9V011) {
dev->model = EM2820_BOARD_SILVERCREST_WEBCAM; dev->model = EM2820_BOARD_SILVERCREST_WEBCAM;
} else if (dev->em28xx_sensor == EM28XX_MT9M001 || } else if (dev->em28xx_sensor == EM28XX_MT9M001 ||
@ -2963,11 +2965,11 @@ static void em28xx_card_setup(struct em28xx *dev)
* If the device can be a webcam, seek for a sensor. * If the device can be a webcam, seek for a sensor.
* If sensor is not found, then it isn't a webcam. * If sensor is not found, then it isn't a webcam.
*/ */
if (dev->board.is_webcam) { if (dev->is_webcam) {
em28xx_detect_sensor(dev); em28xx_detect_sensor(dev);
if (dev->em28xx_sensor == EM28XX_NOSENSOR) if (dev->em28xx_sensor == EM28XX_NOSENSOR)
/* NOTE: error/unknown sensor/no sensor */ /* NOTE: error/unknown sensor/no sensor */
dev->board.is_webcam = 0; dev->is_webcam = 0;
} }
switch (dev->model) { switch (dev->model) {
@ -3029,7 +3031,7 @@ static void em28xx_card_setup(struct em28xx *dev)
if (tv.audio_processor == TVEEPROM_AUDPROC_MSP) { if (tv.audio_processor == TVEEPROM_AUDPROC_MSP) {
dev->i2s_speed = 2048000; dev->i2s_speed = 2048000;
dev->board.has_msp34xx = 1; dev->has_msp34xx = 1;
} }
break; break;
} }
@ -3742,7 +3744,7 @@ static int em28xx_usb_probe(struct usb_interface *interface,
} }
if (usb_xfer_mode < 0) { if (usb_xfer_mode < 0) {
if (dev->board.is_webcam) if (dev->is_webcam)
try_bulk = 1; try_bulk = 1;
else else
try_bulk = 0; try_bulk = 0;
@ -3794,7 +3796,7 @@ static int em28xx_usb_probe(struct usb_interface *interface,
dev->dev_next->board.has_ir_i2c = 0; /* No IR for 2nd tuner */ dev->dev_next->board.has_ir_i2c = 0; /* No IR for 2nd tuner */
if (usb_xfer_mode < 0) { if (usb_xfer_mode < 0) {
if (dev->dev_next->board.is_webcam) if (dev->dev_next->is_webcam)
try_bulk = 1; try_bulk = 1;
else else
try_bulk = 0; try_bulk = 0;

4
drivers/media/usb/em28xx/em28xx-core.c
View File

@ -378,7 +378,7 @@ static int em28xx_set_audio_source(struct em28xx *dev)
return ret; return ret;
} }
if (dev->board.has_msp34xx) if (dev->has_msp34xx)
input = EM28XX_AUDIO_SRC_TUNER; input = EM28XX_AUDIO_SRC_TUNER;
else { else {
switch (dev->ctl_ainput) { switch (dev->ctl_ainput) {
@ -672,7 +672,7 @@ int em28xx_capture_start(struct em28xx *dev, int start)
return rc; return rc;
if (start) { if (start) {
if (dev->board.is_webcam) if (dev->is_webcam)
rc = em28xx_write_reg(dev, 0x13, 0x0c); rc = em28xx_write_reg(dev, 0x13, 0x0c);
/* Enable video capture */ /* Enable video capture */

26
drivers/media/usb/em28xx/em28xx-video.c
View File

@ -148,7 +148,7 @@ static inline unsigned int norm_maxw(struct em28xx *dev)
{ {
struct em28xx_v4l2 *v4l2 = dev->v4l2; struct em28xx_v4l2 *v4l2 = dev->v4l2;
if (dev->board.is_webcam) if (dev->is_webcam)
return v4l2->sensor_xres; return v4l2->sensor_xres;
if (dev->board.max_range_640_480) if (dev->board.max_range_640_480)
@ -161,7 +161,7 @@ static inline unsigned int norm_maxh(struct em28xx *dev)
{ {
struct em28xx_v4l2 *v4l2 = dev->v4l2; struct em28xx_v4l2 *v4l2 = dev->v4l2;
if (dev->board.is_webcam) if (dev->is_webcam)
return v4l2->sensor_yres; return v4l2->sensor_yres;
if (dev->board.max_range_640_480) if (dev->board.max_range_640_480)
@ -176,7 +176,7 @@ static int em28xx_vbi_supported(struct em28xx *dev)
if (disable_vbi == 1) if (disable_vbi == 1)
return 0; return 0;
if (dev->board.is_webcam) if (dev->is_webcam)
return 0; return 0;
/* FIXME: check subdevices for VBI support */ /* FIXME: check subdevices for VBI support */
@ -976,7 +976,7 @@ static void em28xx_v4l2_create_entities(struct em28xx *dev)
} }
/* Webcams don't have input connectors */ /* Webcams don't have input connectors */
if (dev->board.is_webcam) if (dev->is_webcam)
return; return;
/* Create entities for each input connector */ /* Create entities for each input connector */
@ -1277,7 +1277,7 @@ static void video_mux(struct em28xx *dev, int index)
v4l2_device_call_all(v4l2_dev, 0, video, s_routing, v4l2_device_call_all(v4l2_dev, 0, video, s_routing,
INPUT(index)->vmux, 0, 0); INPUT(index)->vmux, 0, 0);
if (dev->board.has_msp34xx) { if (dev->has_msp34xx) {
if (dev->i2s_speed) { if (dev->i2s_speed) {
v4l2_device_call_all(v4l2_dev, 0, audio, v4l2_device_call_all(v4l2_dev, 0, audio,
s_i2s_clock_freq, dev->i2s_speed); s_i2s_clock_freq, dev->i2s_speed);
@ -1593,7 +1593,7 @@ static int vidioc_g_parm(struct file *file, void *priv,
p->parm.capture.readbuffers = EM28XX_MIN_BUF; p->parm.capture.readbuffers = EM28XX_MIN_BUF;
p->parm.capture.capability = V4L2_CAP_TIMEPERFRAME; p->parm.capture.capability = V4L2_CAP_TIMEPERFRAME;
if (dev->board.is_webcam) { if (dev->is_webcam) {
rc = v4l2_device_call_until_err(&v4l2->v4l2_dev, 0, rc = v4l2_device_call_until_err(&v4l2->v4l2_dev, 0,
video, g_frame_interval, &ival); video, g_frame_interval, &ival);
if (!rc) if (!rc)
@ -1616,7 +1616,7 @@ static int vidioc_s_parm(struct file *file, void *priv,
}; };
int rc = 0; int rc = 0;
if (!dev->board.is_webcam) if (!dev->is_webcam)
return -ENOTTY; return -ENOTTY;
if (p->type != V4L2_BUF_TYPE_VIDEO_CAPTURE && if (p->type != V4L2_BUF_TYPE_VIDEO_CAPTURE &&
@ -1655,7 +1655,7 @@ static int vidioc_enum_input(struct file *file, void *priv,
i->std = dev->v4l2->vdev.tvnorms; i->std = dev->v4l2->vdev.tvnorms;
/* webcams do not have the STD API */ /* webcams do not have the STD API */
if (dev->board.is_webcam) if (dev->is_webcam)
i->capabilities = 0; i->capabilities = 0;
return 0; return 0;
@ -2369,7 +2369,7 @@ static void em28xx_vdev_init(struct em28xx *dev,
*vfd = *template; *vfd = *template;
vfd->v4l2_dev = &dev->v4l2->v4l2_dev; vfd->v4l2_dev = &dev->v4l2->v4l2_dev;
vfd->lock = &dev->lock; vfd->lock = &dev->lock;
if (dev->board.is_webcam) if (dev->is_webcam)
vfd->tvnorms = 0; vfd->tvnorms = 0;
snprintf(vfd->name, sizeof(vfd->name), "%s %s", snprintf(vfd->name, sizeof(vfd->name), "%s %s",
@ -2484,7 +2484,7 @@ static int em28xx_v4l2_init(struct em28xx *dev)
v4l2_ctrl_handler_init(hdl, 8); v4l2_ctrl_handler_init(hdl, 8);
v4l2->v4l2_dev.ctrl_handler = hdl; v4l2->v4l2_dev.ctrl_handler = hdl;
if (dev->board.is_webcam) if (dev->is_webcam)
v4l2->progressive = true; v4l2->progressive = true;
/* /*
@ -2496,7 +2496,7 @@ static int em28xx_v4l2_init(struct em28xx *dev)
/* request some modules */ /* request some modules */
if (dev->board.has_msp34xx) if (dev->has_msp34xx)
v4l2_i2c_new_subdev(&v4l2->v4l2_dev, v4l2_i2c_new_subdev(&v4l2->v4l2_dev,
&dev->i2c_adap[dev->def_i2c_bus], &dev->i2c_adap[dev->def_i2c_bus],
"msp3400", 0, msp3400_addrs); "msp3400", 0, msp3400_addrs);
@ -2585,7 +2585,7 @@ static int em28xx_v4l2_init(struct em28xx *dev)
INIT_LIST_HEAD(&dev->vidq.active); INIT_LIST_HEAD(&dev->vidq.active);
INIT_LIST_HEAD(&dev->vbiq.active); INIT_LIST_HEAD(&dev->vbiq.active);
if (dev->board.has_msp34xx) { if (dev->has_msp34xx) {
/* Send a reset to other chips via gpio */ /* Send a reset to other chips via gpio */
ret = em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xf7); ret = em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xf7);
if (ret < 0) { if (ret < 0) {
@ -2679,7 +2679,7 @@ static int em28xx_v4l2_init(struct em28xx *dev)
v4l2->vdev.queue->lock = &v4l2->vb_queue_lock; v4l2->vdev.queue->lock = &v4l2->vb_queue_lock;
/* disable inapplicable ioctls */ /* disable inapplicable ioctls */
if (dev->board.is_webcam) { if (dev->is_webcam) {
v4l2_disable_ioctl(&v4l2->vdev, VIDIOC_QUERYSTD); v4l2_disable_ioctl(&v4l2->vdev, VIDIOC_QUERYSTD);
v4l2_disable_ioctl(&v4l2->vdev, VIDIOC_G_STD); v4l2_disable_ioctl(&v4l2->vdev, VIDIOC_G_STD);
v4l2_disable_ioctl(&v4l2->vdev, VIDIOC_S_STD); v4l2_disable_ioctl(&v4l2->vdev, VIDIOC_S_STD);

2
drivers/media/usb/em28xx/em28xx.h
View File

@ -623,6 +623,8 @@ struct em28xx {
unsigned char disconnected:1; /* device has been diconnected */ unsigned char disconnected:1; /* device has been diconnected */
unsigned int has_video:1; unsigned int has_video:1;
unsigned int is_audio_only:1; unsigned int is_audio_only:1;
unsigned int is_webcam:1;
unsigned int has_msp34xx:1;
enum em28xx_int_audio_type int_audio_type; enum em28xx_int_audio_type int_audio_type;
enum em28xx_usb_audio_type usb_audio_type; enum em28xx_usb_audio_type usb_audio_type;
unsigned char name[32]; unsigned char name[32];