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[media] em28xx: use pr_foo instead of em28xx-specific printk macros

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There's no reason to keep using em28xx-specific printk macros
here. Just use pr_foo().

Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
This commit is contained in:
Mauro Carvalho Chehab 2016-10-12 07:26:47 -03:00
parent 3e7974169a
commit 8314d40233
9 changed files with 215 additions and 230 deletions
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31
drivers/media/usb/em28xx/em28xx-audio.c
View File

@ -25,6 +25,8 @@
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/ */
#include "em28xx.h"
#include <linux/kernel.h> #include <linux/kernel.h>
#include <linux/usb.h> #include <linux/usb.h>
#include <linux/init.h> #include <linux/init.h>
@ -44,7 +46,6 @@
#include <sound/tlv.h> #include <sound/tlv.h>
#include <sound/ac97_codec.h> #include <sound/ac97_codec.h>
#include <media/v4l2-common.h> #include <media/v4l2-common.h>
#include "em28xx.h"
static int debug; static int debug;
module_param(debug, int, 0644); module_param(debug, int, 0644);
@ -164,7 +165,7 @@ static void em28xx_audio_isocirq(struct urb *urb)
status = usb_submit_urb(urb, GFP_ATOMIC); status = usb_submit_urb(urb, GFP_ATOMIC);
if (status < 0) if (status < 0)
em28xx_errdev("resubmit of audio urb failed (error=%i)\n", pr_err("resubmit of audio urb failed (error=%i)\n",
status); status);
return; return;
} }
@ -182,7 +183,7 @@ static int em28xx_init_audio_isoc(struct em28xx *dev)
errCode = usb_submit_urb(dev->adev.urb[i], GFP_ATOMIC); errCode = usb_submit_urb(dev->adev.urb[i], GFP_ATOMIC);
if (errCode) { if (errCode) {
em28xx_errdev("submit of audio urb failed (error=%i)\n", pr_err("submit of audio urb failed (error=%i)\n",
errCode); errCode);
em28xx_deinit_isoc_audio(dev); em28xx_deinit_isoc_audio(dev);
atomic_set(&dev->adev.stream_started, 0); atomic_set(&dev->adev.stream_started, 0);
@ -254,7 +255,7 @@ static int snd_em28xx_capture_open(struct snd_pcm_substream *substream)
int nonblock, ret = 0; int nonblock, ret = 0;
if (!dev) { if (!dev) {
em28xx_err("BUG: em28xx can't find device struct. Can't proceed with open\n"); pr_err("BUG: em28xx can't find device struct. Can't proceed with open\n");
return -ENODEV; return -ENODEV;
} }
@ -317,7 +318,7 @@ static int snd_em28xx_capture_open(struct snd_pcm_substream *substream)
err: err:
mutex_unlock(&dev->lock); mutex_unlock(&dev->lock);
em28xx_err("Error while configuring em28xx mixer\n"); pr_err("Error while configuring em28xx mixer\n");
return ret; return ret;
} }
@ -755,7 +756,7 @@ static int em28xx_audio_urb_init(struct em28xx *dev)
intf = usb_ifnum_to_if(dev->udev, dev->ifnum); intf = usb_ifnum_to_if(dev->udev, dev->ifnum);
if (intf->num_altsetting <= alt) { if (intf->num_altsetting <= alt) {
em28xx_errdev("alt %d doesn't exist on interface %d\n", pr_err("alt %d doesn't exist on interface %d\n",
dev->ifnum, alt); dev->ifnum, alt);
return -ENODEV; return -ENODEV;
} }
@ -771,14 +772,14 @@ static int em28xx_audio_urb_init(struct em28xx *dev)
} }
if (!ep) { if (!ep) {
em28xx_errdev("Couldn't find an audio endpoint"); pr_err("Couldn't find an audio endpoint");
return -ENODEV; return -ENODEV;
} }
ep_size = em28xx_audio_ep_packet_size(dev->udev, ep); ep_size = em28xx_audio_ep_packet_size(dev->udev, ep);
interval = 1 << (ep->bInterval - 1); interval = 1 << (ep->bInterval - 1);
em28xx_info("Endpoint 0x%02x %s on intf %d alt %d interval = %d, size %d\n", pr_info("Endpoint 0x%02x %s on intf %d alt %d interval = %d, size %d\n",
EM28XX_EP_AUDIO, usb_speed_string(dev->udev->speed), EM28XX_EP_AUDIO, usb_speed_string(dev->udev->speed),
dev->ifnum, alt, dev->ifnum, alt,
interval, interval,
@ -819,7 +820,7 @@ static int em28xx_audio_urb_init(struct em28xx *dev)
if (urb_size > ep_size * npackets) if (urb_size > ep_size * npackets)
npackets = DIV_ROUND_UP(urb_size, ep_size); npackets = DIV_ROUND_UP(urb_size, ep_size);
em28xx_info("Number of URBs: %d, with %d packets and %d size\n", pr_info("Number of URBs: %d, with %d packets and %d size\n",
num_urb, npackets, urb_size); num_urb, npackets, urb_size);
/* Estimate the bytes per period */ /* Estimate the bytes per period */
@ -857,7 +858,7 @@ static int em28xx_audio_urb_init(struct em28xx *dev)
buf = usb_alloc_coherent(dev->udev, npackets * ep_size, GFP_ATOMIC, buf = usb_alloc_coherent(dev->udev, npackets * ep_size, GFP_ATOMIC,
&urb->transfer_dma); &urb->transfer_dma);
if (!buf) { if (!buf) {
em28xx_errdev("usb_alloc_coherent failed!\n"); pr_err("usb_alloc_coherent failed!\n");
em28xx_audio_free_urb(dev); em28xx_audio_free_urb(dev);
return -ENOMEM; return -ENOMEM;
} }
@ -897,7 +898,7 @@ static int em28xx_audio_init(struct em28xx *dev)
return 0; return 0;
} }
em28xx_info("Binding audio extension\n"); pr_info("Binding audio extension\n");
kref_get(&dev->ref); kref_get(&dev->ref);
@ -953,7 +954,7 @@ static int em28xx_audio_init(struct em28xx *dev)
if (err < 0) if (err < 0)
goto urb_free; goto urb_free;
em28xx_info("Audio extension successfully initialized\n"); pr_info("Audio extension successfully initialized\n");
return 0; return 0;
urb_free: urb_free:
@ -978,7 +979,7 @@ static int em28xx_audio_fini(struct em28xx *dev)
return 0; return 0;
} }
em28xx_info("Closing audio extension\n"); pr_info("Closing audio extension\n");
if (dev->adev.sndcard) { if (dev->adev.sndcard) {
snd_card_disconnect(dev->adev.sndcard); snd_card_disconnect(dev->adev.sndcard);
@ -1002,7 +1003,7 @@ static int em28xx_audio_suspend(struct em28xx *dev)
if (dev->usb_audio_type != EM28XX_USB_AUDIO_VENDOR) if (dev->usb_audio_type != EM28XX_USB_AUDIO_VENDOR)
return 0; return 0;
em28xx_info("Suspending audio extension\n"); pr_info("Suspending audio extension\n");
em28xx_deinit_isoc_audio(dev); em28xx_deinit_isoc_audio(dev);
atomic_set(&dev->adev.stream_started, 0); atomic_set(&dev->adev.stream_started, 0);
return 0; return 0;
@ -1016,7 +1017,7 @@ static int em28xx_audio_resume(struct em28xx *dev)
if (dev->usb_audio_type != EM28XX_USB_AUDIO_VENDOR) if (dev->usb_audio_type != EM28XX_USB_AUDIO_VENDOR)
return 0; return 0;
em28xx_info("Resuming audio extension\n"); pr_info("Resuming audio extension\n");
/* Nothing to do other than schedule_work() ?? */ /* Nothing to do other than schedule_work() ?? */
schedule_work(&dev->adev.wq_trigger); schedule_work(&dev->adev.wq_trigger);
return 0; return 0;

34
drivers/media/usb/em28xx/em28xx-camera.c
View File

@ -19,14 +19,14 @@
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/ */
#include "em28xx.h"
#include <linux/i2c.h> #include <linux/i2c.h>
#include <media/soc_camera.h> #include <media/soc_camera.h>
#include <media/i2c/mt9v011.h> #include <media/i2c/mt9v011.h>
#include <media/v4l2-clk.h> #include <media/v4l2-clk.h>
#include <media/v4l2-common.h> #include <media/v4l2-common.h>
#include "em28xx.h"
/* Possible i2c addresses of Micron sensors */ /* Possible i2c addresses of Micron sensors */
static unsigned short micron_sensor_addrs[] = { static unsigned short micron_sensor_addrs[] = {
0xb8 >> 1, /* MT9V111, MT9V403 */ 0xb8 >> 1, /* MT9V111, MT9V403 */
@ -120,13 +120,13 @@ static int em28xx_probe_sensor_micron(struct em28xx *dev)
ret = i2c_master_send(&client, &reg, 1); ret = i2c_master_send(&client, &reg, 1);
if (ret < 0) { if (ret < 0) {
if (ret != -ENXIO) if (ret != -ENXIO)
em28xx_errdev("couldn't read from i2c device 0x%02x: error %i\n", pr_err("couldn't read from i2c device 0x%02x: error %i\n",
client.addr << 1, ret); client.addr << 1, ret);
continue; continue;
} }
ret = i2c_master_recv(&client, (u8 *)&id_be, 2); ret = i2c_master_recv(&client, (u8 *)&id_be, 2);
if (ret < 0) { if (ret < 0) {
em28xx_errdev("couldn't read from i2c device 0x%02x: error %i\n", pr_err("couldn't read from i2c device 0x%02x: error %i\n",
client.addr << 1, ret); client.addr << 1, ret);
continue; continue;
} }
@ -135,13 +135,13 @@ static int em28xx_probe_sensor_micron(struct em28xx *dev)
reg = 0xff; reg = 0xff;
ret = i2c_master_send(&client, &reg, 1); ret = i2c_master_send(&client, &reg, 1);
if (ret < 0) { if (ret < 0) {
em28xx_errdev("couldn't read from i2c device 0x%02x: error %i\n", pr_err("couldn't read from i2c device 0x%02x: error %i\n",
client.addr << 1, ret); client.addr << 1, ret);
continue; continue;
} }
ret = i2c_master_recv(&client, (u8 *)&id_be, 2); ret = i2c_master_recv(&client, (u8 *)&id_be, 2);
if (ret < 0) { if (ret < 0) {
em28xx_errdev("couldn't read from i2c device 0x%02x: error %i\n", pr_err("couldn't read from i2c device 0x%02x: error %i\n",
client.addr << 1, ret); client.addr << 1, ret);
continue; continue;
} }
@ -180,15 +180,15 @@ static int em28xx_probe_sensor_micron(struct em28xx *dev)
dev->em28xx_sensor = EM28XX_MT9M001; dev->em28xx_sensor = EM28XX_MT9M001;
break; break;
default: default:
em28xx_info("unknown Micron sensor detected: 0x%04x\n", pr_info("unknown Micron sensor detected: 0x%04x\n",
id); id);
return 0; return 0;
} }
if (dev->em28xx_sensor == EM28XX_NOSENSOR) if (dev->em28xx_sensor == EM28XX_NOSENSOR)
em28xx_info("unsupported sensor detected: %s\n", name); pr_info("unsupported sensor detected: %s\n", name);
else else
em28xx_info("sensor %s detected\n", name); pr_info("sensor %s detected\n", name);
dev->i2c_client[dev->def_i2c_bus].addr = client.addr; dev->i2c_client[dev->def_i2c_bus].addr = client.addr;
return 0; return 0;
@ -218,7 +218,7 @@ static int em28xx_probe_sensor_omnivision(struct em28xx *dev)
ret = i2c_smbus_read_byte_data(&client, reg); ret = i2c_smbus_read_byte_data(&client, reg);
if (ret < 0) { if (ret < 0) {
if (ret != -ENXIO) if (ret != -ENXIO)
em28xx_errdev("couldn't read from i2c device 0x%02x: error %i\n", pr_err("couldn't read from i2c device 0x%02x: error %i\n",
client.addr << 1, ret); client.addr << 1, ret);
continue; continue;
} }
@ -226,7 +226,7 @@ static int em28xx_probe_sensor_omnivision(struct em28xx *dev)
reg = 0x1d; reg = 0x1d;
ret = i2c_smbus_read_byte_data(&client, reg); ret = i2c_smbus_read_byte_data(&client, reg);
if (ret < 0) { if (ret < 0) {
em28xx_errdev("couldn't read from i2c device 0x%02x: error %i\n", pr_err("couldn't read from i2c device 0x%02x: error %i\n",
client.addr << 1, ret); client.addr << 1, ret);
continue; continue;
} }
@ -238,7 +238,7 @@ static int em28xx_probe_sensor_omnivision(struct em28xx *dev)
reg = 0x0a; reg = 0x0a;
ret = i2c_smbus_read_byte_data(&client, reg); ret = i2c_smbus_read_byte_data(&client, reg);
if (ret < 0) { if (ret < 0) {
em28xx_errdev("couldn't read from i2c device 0x%02x: error %i\n", pr_err("couldn't read from i2c device 0x%02x: error %i\n",
client.addr << 1, ret); client.addr << 1, ret);
continue; continue;
} }
@ -246,7 +246,7 @@ static int em28xx_probe_sensor_omnivision(struct em28xx *dev)
reg = 0x0b; reg = 0x0b;
ret = i2c_smbus_read_byte_data(&client, reg); ret = i2c_smbus_read_byte_data(&client, reg);
if (ret < 0) { if (ret < 0) {
em28xx_errdev("couldn't read from i2c device 0x%02x: error %i\n", pr_err("couldn't read from i2c device 0x%02x: error %i\n",
client.addr << 1, ret); client.addr << 1, ret);
continue; continue;
} }
@ -285,15 +285,15 @@ static int em28xx_probe_sensor_omnivision(struct em28xx *dev)
name = "OV9655"; name = "OV9655";
break; break;
default: default:
em28xx_info("unknown OmniVision sensor detected: 0x%04x\n", pr_info("unknown OmniVision sensor detected: 0x%04x\n",
id); id);
return 0; return 0;
} }
if (dev->em28xx_sensor == EM28XX_NOSENSOR) if (dev->em28xx_sensor == EM28XX_NOSENSOR)
em28xx_info("unsupported sensor detected: %s\n", name); pr_info("unsupported sensor detected: %s\n", name);
else else
em28xx_info("sensor %s detected\n", name); pr_info("sensor %s detected\n", name);
dev->i2c_client[dev->def_i2c_bus].addr = client.addr; dev->i2c_client[dev->def_i2c_bus].addr = client.addr;
return 0; return 0;
@ -317,7 +317,7 @@ int em28xx_detect_sensor(struct em28xx *dev)
*/ */
if (dev->em28xx_sensor == EM28XX_NOSENSOR && ret < 0) { if (dev->em28xx_sensor == EM28XX_NOSENSOR && ret < 0) {
em28xx_info("No sensor detected\n"); pr_info("No sensor detected\n");
return -ENODEV; return -ENODEV;
} }

77
drivers/media/usb/em28xx/em28xx-cards.c
View File

@ -23,6 +23,8 @@
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/ */
#include "em28xx.h"
#include <linux/init.h> #include <linux/init.h>
#include <linux/module.h> #include <linux/module.h>
#include <linux/slab.h> #include <linux/slab.h>
@ -39,7 +41,6 @@
#include <media/v4l2-common.h> #include <media/v4l2-common.h>
#include <sound/ac97_codec.h> #include <sound/ac97_codec.h>
#include "em28xx.h"
#define DRIVER_NAME "em28xx" #define DRIVER_NAME "em28xx"
@ -2677,7 +2678,7 @@ static int em28xx_wait_until_ac97_features_equals(struct em28xx *dev,
msleep(50); msleep(50);
} }
em28xx_warn("AC97 registers access is not reliable !\n"); pr_warn("AC97 registers access is not reliable !\n");
return -ETIMEDOUT; return -ETIMEDOUT;
} }
@ -2831,12 +2832,12 @@ static int em28xx_hint_board(struct em28xx *dev)
dev->model = em28xx_eeprom_hash[i].model; dev->model = em28xx_eeprom_hash[i].model;
dev->tuner_type = em28xx_eeprom_hash[i].tuner; dev->tuner_type = em28xx_eeprom_hash[i].tuner;
em28xx_errdev("Your board has no unique USB ID.\n"); pr_err("Your board has no unique USB ID.\n");
em28xx_errdev("A hint were successfully done, based on eeprom hash.\n"); pr_err("A hint were successfully done, based on eeprom hash.\n");
em28xx_errdev("This method is not 100%% failproof.\n"); pr_err("This method is not 100%% failproof.\n");
em28xx_errdev("If the board were missdetected, please email this log to:\n"); pr_err("If the board were missdetected, please email this log to:\n");
em28xx_errdev("\tV4L Mailing List <linux-media@vger.kernel.org>\n"); pr_err("\tV4L Mailing List <linux-media@vger.kernel.org>\n");
em28xx_errdev("Board detected as %s\n", pr_err("Board detected as %s\n",
em28xx_boards[dev->model].name); em28xx_boards[dev->model].name);
return 0; return 0;
@ -2860,28 +2861,28 @@ static int em28xx_hint_board(struct em28xx *dev)
if (dev->i2c_hash == em28xx_i2c_hash[i].hash) { if (dev->i2c_hash == em28xx_i2c_hash[i].hash) {
dev->model = em28xx_i2c_hash[i].model; dev->model = em28xx_i2c_hash[i].model;
dev->tuner_type = em28xx_i2c_hash[i].tuner; dev->tuner_type = em28xx_i2c_hash[i].tuner;
em28xx_errdev("Your board has no unique USB ID.\n"); pr_err("Your board has no unique USB ID.\n");
em28xx_errdev("A hint were successfully done, based on i2c devicelist hash.\n"); pr_err("A hint were successfully done, based on i2c devicelist hash.\n");
em28xx_errdev("This method is not 100%% failproof.\n"); pr_err("This method is not 100%% failproof.\n");
em28xx_errdev("If the board were missdetected, please email this log to:\n"); pr_err("If the board were missdetected, please email this log to:\n");
em28xx_errdev("\tV4L Mailing List <linux-media@vger.kernel.org>\n"); pr_err("\tV4L Mailing List <linux-media@vger.kernel.org>\n");
em28xx_errdev("Board detected as %s\n", pr_err("Board detected as %s\n",
em28xx_boards[dev->model].name); em28xx_boards[dev->model].name);
return 0; return 0;
} }
} }
em28xx_errdev("Your board has no unique USB ID and thus need a hint to be detected.\n"); pr_err("Your board has no unique USB ID and thus need a hint to be detected.\n");
em28xx_errdev("You may try to use card=<n> insmod option to workaround that.\n"); pr_err("You may try to use card=<n> insmod option to workaround that.\n");
em28xx_errdev("Please send an email with this log to:\n"); pr_err("Please send an email with this log to:\n");
em28xx_errdev("\tV4L Mailing List <linux-media@vger.kernel.org>\n"); pr_err("\tV4L Mailing List <linux-media@vger.kernel.org>\n");
em28xx_errdev("Board eeprom hash is 0x%08lx\n", dev->hash); pr_err("Board eeprom hash is 0x%08lx\n", dev->hash);
em28xx_errdev("Board i2c devicelist hash is 0x%08lx\n", dev->i2c_hash); pr_err("Board i2c devicelist hash is 0x%08lx\n", dev->i2c_hash);
em28xx_errdev("Here is a list of valid choices for the card=<n> insmod option:\n"); pr_err("Here is a list of valid choices for the card=<n> insmod option:\n");
for (i = 0; i < em28xx_bcount; i++) { for (i = 0; i < em28xx_bcount; i++) {
em28xx_errdev(" card=%d -> %s\n", pr_err(" card=%d -> %s\n",
i, em28xx_boards[i].name); i, em28xx_boards[i].name);
} }
return -1; return -1;
@ -2916,7 +2917,7 @@ static void em28xx_card_setup(struct em28xx *dev)
* hash identities which has not been determined as yet. * hash identities which has not been determined as yet.
*/ */
if (em28xx_hint_board(dev) < 0) if (em28xx_hint_board(dev) < 0)
em28xx_errdev("Board not discovered\n"); pr_err("Board not discovered\n");
else { else {
em28xx_set_model(dev); em28xx_set_model(dev);
em28xx_pre_card_setup(dev); em28xx_pre_card_setup(dev);
@ -2926,7 +2927,7 @@ static void em28xx_card_setup(struct em28xx *dev)
em28xx_set_model(dev); em28xx_set_model(dev);
} }
em28xx_info("Identified as %s (card=%d)\n", pr_info("Identified as %s (card=%d)\n",
dev->board.name, dev->model); dev->board.name, dev->model);
dev->tuner_type = em28xx_boards[dev->model].tuner_type; dev->tuner_type = em28xx_boards[dev->model].tuner_type;
@ -3025,10 +3026,10 @@ static void em28xx_card_setup(struct em28xx *dev)
} }
if (dev->board.valid == EM28XX_BOARD_NOT_VALIDATED) { if (dev->board.valid == EM28XX_BOARD_NOT_VALIDATED) {
em28xx_errdev("\n\n"); pr_err("\n\n");
em28xx_errdev("The support for this board weren't valid yet.\n"); pr_err("The support for this board weren't valid yet.\n");
em28xx_errdev("Please send a report of having this working\n"); pr_err("Please send a report of having this working\n");
em28xx_errdev("not to V4L mailing list (and/or to other addresses)\n\n"); pr_err("not to V4L mailing list (and/or to other addresses)\n\n");
} }
/* Free eeprom data memory */ /* Free eeprom data memory */
@ -3211,7 +3212,7 @@ void em28xx_free_device(struct kref *ref)
{ {
struct em28xx *dev = kref_to_dev(ref); struct em28xx *dev = kref_to_dev(ref);
em28xx_info("Freeing device\n"); pr_info("Freeing device\n");
if (!dev->disconnected) if (!dev->disconnected)
em28xx_release_resources(dev); em28xx_release_resources(dev);
@ -3349,7 +3350,7 @@ static int em28xx_init_dev(struct em28xx *dev, struct usb_device *udev,
/* Resets I2C speed */ /* Resets I2C speed */
retval = em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, dev->board.i2c_speed); retval = em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, dev->board.i2c_speed);
if (retval < 0) { if (retval < 0) {
em28xx_errdev("%s: em28xx_write_reg failed! retval [%d]\n", pr_err("%s: em28xx_write_reg failed! retval [%d]\n",
__func__, retval); __func__, retval);
return retval; return retval;
} }
@ -3363,7 +3364,7 @@ static int em28xx_init_dev(struct em28xx *dev, struct usb_device *udev,
else else
retval = em28xx_i2c_register(dev, 0, EM28XX_I2C_ALGO_EM28XX); retval = em28xx_i2c_register(dev, 0, EM28XX_I2C_ALGO_EM28XX);
if (retval < 0) { if (retval < 0) {
em28xx_errdev("%s: em28xx_i2c_register bus 0 - error [%d]!\n", pr_err("%s: em28xx_i2c_register bus 0 - error [%d]!\n",
__func__, retval); __func__, retval);
return retval; return retval;
} }
@ -3377,7 +3378,7 @@ static int em28xx_init_dev(struct em28xx *dev, struct usb_device *udev,
retval = em28xx_i2c_register(dev, 1, retval = em28xx_i2c_register(dev, 1,
EM28XX_I2C_ALGO_EM28XX); EM28XX_I2C_ALGO_EM28XX);
if (retval < 0) { if (retval < 0) {
em28xx_errdev("%s: em28xx_i2c_register bus 1 - error [%d]!\n", pr_err("%s: em28xx_i2c_register bus 1 - error [%d]!\n",
__func__, retval); __func__, retval);
em28xx_i2c_unregister(dev, 0); em28xx_i2c_unregister(dev, 0);
@ -3427,7 +3428,7 @@ static int em28xx_usb_probe(struct usb_interface *interface,
/* Don't register audio interfaces */ /* Don't register audio interfaces */
if (interface->altsetting[0].desc.bInterfaceClass == USB_CLASS_AUDIO) { if (interface->altsetting[0].desc.bInterfaceClass == USB_CLASS_AUDIO) {
em28xx_err(DRIVER_NAME pr_err(DRIVER_NAME
" audio device (%04x:%04x): interface %i, class %i\n", " audio device (%04x:%04x): interface %i, class %i\n",
le16_to_cpu(udev->descriptor.idVendor), le16_to_cpu(udev->descriptor.idVendor),
le16_to_cpu(udev->descriptor.idProduct), le16_to_cpu(udev->descriptor.idProduct),
@ -3441,7 +3442,6 @@ static int em28xx_usb_probe(struct usb_interface *interface,
/* allocate memory for our device state and initialize it */ /* allocate memory for our device state and initialize it */
dev = kzalloc(sizeof(*dev), GFP_KERNEL); dev = kzalloc(sizeof(*dev), GFP_KERNEL);
if (dev == NULL) { if (dev == NULL) {
em28xx_err(DRIVER_NAME ": out of memory!\n");
retval = -ENOMEM; retval = -ENOMEM;
goto err; goto err;
} }
@ -3451,7 +3451,6 @@ static int em28xx_usb_probe(struct usb_interface *interface,
kmalloc(sizeof(dev->alt_max_pkt_size_isoc[0]) * kmalloc(sizeof(dev->alt_max_pkt_size_isoc[0]) *
interface->num_altsetting, GFP_KERNEL); interface->num_altsetting, GFP_KERNEL);
if (dev->alt_max_pkt_size_isoc == NULL) { if (dev->alt_max_pkt_size_isoc == NULL) {
em28xx_errdev("out of memory!\n");
kfree(dev); kfree(dev);
retval = -ENOMEM; retval = -ENOMEM;
goto err; goto err;
@ -3604,7 +3603,7 @@ static int em28xx_usb_probe(struct usb_interface *interface,
if (uif->altsetting[0].desc.bInterfaceClass == USB_CLASS_AUDIO) { if (uif->altsetting[0].desc.bInterfaceClass == USB_CLASS_AUDIO) {
if (has_vendor_audio) if (has_vendor_audio)
em28xx_err("em28xx: device seems to have vendor AND usb audio class interfaces !\n" pr_err("em28xx: device seems to have vendor AND usb audio class interfaces !\n"
"\t\tThe vendor interface will be ignored. Please contact the developers <linux-media@vger.kernel.org>\n"); "\t\tThe vendor interface will be ignored. Please contact the developers <linux-media@vger.kernel.org>\n");
dev->usb_audio_type = EM28XX_USB_AUDIO_CLASS; dev->usb_audio_type = EM28XX_USB_AUDIO_CLASS;
break; break;
@ -3661,13 +3660,13 @@ static int em28xx_usb_probe(struct usb_interface *interface,
if (has_video) { if (has_video) {
if (!dev->analog_ep_isoc || (try_bulk && dev->analog_ep_bulk)) if (!dev->analog_ep_isoc || (try_bulk && dev->analog_ep_bulk))
dev->analog_xfer_bulk = 1; dev->analog_xfer_bulk = 1;
em28xx_info("analog set to %s mode.\n", pr_info("analog set to %s mode.\n",
dev->analog_xfer_bulk ? "bulk" : "isoc"); dev->analog_xfer_bulk ? "bulk" : "isoc");
} }
if (has_dvb) { if (has_dvb) {
if (!dev->dvb_ep_isoc || (try_bulk && dev->dvb_ep_bulk)) if (!dev->dvb_ep_isoc || (try_bulk && dev->dvb_ep_bulk))
dev->dvb_xfer_bulk = 1; dev->dvb_xfer_bulk = 1;
em28xx_info("dvb set to %s mode.\n", pr_info("dvb set to %s mode.\n",
dev->dvb_xfer_bulk ? "bulk" : "isoc"); dev->dvb_xfer_bulk ? "bulk" : "isoc");
} }
@ -3715,7 +3714,7 @@ static void em28xx_usb_disconnect(struct usb_interface *interface)
dev->disconnected = 1; dev->disconnected = 1;
em28xx_info("Disconnecting %s\n", dev->name); pr_info("Disconnecting %s\n", dev->name);
flush_request_modules(dev); flush_request_modules(dev);

51
drivers/media/usb/em28xx/em28xx-core.c
View File

@ -22,6 +22,8 @@
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/ */
#include "em28xx.h"
#include <linux/init.h> #include <linux/init.h>
#include <linux/jiffies.h> #include <linux/jiffies.h>
#include <linux/list.h> #include <linux/list.h>
@ -32,8 +34,6 @@
#include <sound/ac97_codec.h> #include <sound/ac97_codec.h>
#include <media/v4l2-common.h> #include <media/v4l2-common.h>
#include "em28xx.h"
#define DRIVER_AUTHOR "Ludovico Cavedon <cavedon@sssup.it>, " \ #define DRIVER_AUTHOR "Ludovico Cavedon <cavedon@sssup.it>, " \
"Markus Rechberger <mrechberger@gmail.com>, " \ "Markus Rechberger <mrechberger@gmail.com>, " \
"Mauro Carvalho Chehab <mchehab@infradead.org>, " \ "Mauro Carvalho Chehab <mchehab@infradead.org>, " \
@ -267,7 +267,7 @@ static int em28xx_is_ac97_ready(struct em28xx *dev)
msleep(5); msleep(5);
} }
em28xx_warn("AC97 command still being executed: not handled properly!\n"); pr_warn("AC97 command still being executed: not handled properly!\n");
return -EBUSY; return -EBUSY;
} }
@ -360,7 +360,7 @@ static int set_ac97_input(struct em28xx *dev)
ret = em28xx_write_ac97(dev, inputs[i].reg, 0x8000); ret = em28xx_write_ac97(dev, inputs[i].reg, 0x8000);
if (ret < 0) if (ret < 0)
em28xx_warn("couldn't setup AC97 register %d\n", pr_warn("couldn't setup AC97 register %d\n",
inputs[i].reg); inputs[i].reg);
} }
return 0; return 0;
@ -444,7 +444,7 @@ int em28xx_audio_analog_set(struct em28xx *dev)
for (i = 0; i < ARRAY_SIZE(outputs); i++) { for (i = 0; i < ARRAY_SIZE(outputs); i++) {
ret = em28xx_write_ac97(dev, outputs[i].reg, 0x8000); ret = em28xx_write_ac97(dev, outputs[i].reg, 0x8000);
if (ret < 0) if (ret < 0)
em28xx_warn("couldn't setup AC97 register %d\n", pr_warn("couldn't setup AC97 register %d\n",
outputs[i].reg); outputs[i].reg);
} }
} }
@ -482,7 +482,7 @@ int em28xx_audio_analog_set(struct em28xx *dev)
ret = em28xx_write_ac97(dev, outputs[i].reg, ret = em28xx_write_ac97(dev, outputs[i].reg,
vol); vol);
if (ret < 0) if (ret < 0)
em28xx_warn("couldn't setup AC97 register %d\n", pr_warn("couldn't setup AC97 register %d\n",
outputs[i].reg); outputs[i].reg);
} }
@ -519,7 +519,7 @@ int em28xx_audio_setup(struct em28xx *dev)
/* See how this device is configured */ /* See how this device is configured */
cfg = em28xx_read_reg(dev, EM28XX_R00_CHIPCFG); cfg = em28xx_read_reg(dev, EM28XX_R00_CHIPCFG);
em28xx_info("Config register raw data: 0x%02x\n", cfg); pr_info("Config register raw data: 0x%02x\n", cfg);
if (cfg < 0) { /* Register read error */ if (cfg < 0) { /* Register read error */
/* Be conservative */ /* Be conservative */
dev->int_audio_type = EM28XX_INT_AUDIO_AC97; dev->int_audio_type = EM28XX_INT_AUDIO_AC97;
@ -540,7 +540,7 @@ int em28xx_audio_setup(struct em28xx *dev)
i2s_samplerates = 5; i2s_samplerates = 5;
else else
i2s_samplerates = 3; i2s_samplerates = 3;
em28xx_info("I2S Audio (%d sample rate(s))\n", pr_info("I2S Audio (%d sample rate(s))\n",
i2s_samplerates); i2s_samplerates);
/* Skip the code that does AC97 vendor detection */ /* Skip the code that does AC97 vendor detection */
dev->audio_mode.ac97 = EM28XX_NO_AC97; dev->audio_mode.ac97 = EM28XX_NO_AC97;
@ -558,7 +558,7 @@ int em28xx_audio_setup(struct em28xx *dev)
* Note: (some) em2800 devices without eeprom reports 0x91 on * Note: (some) em2800 devices without eeprom reports 0x91 on
* CHIPCFG register, even not having an AC97 chip * CHIPCFG register, even not having an AC97 chip
*/ */
em28xx_warn("AC97 chip type couldn't be determined\n"); pr_warn("AC97 chip type couldn't be determined\n");
dev->audio_mode.ac97 = EM28XX_NO_AC97; dev->audio_mode.ac97 = EM28XX_NO_AC97;
if (dev->usb_audio_type == EM28XX_USB_AUDIO_VENDOR) if (dev->usb_audio_type == EM28XX_USB_AUDIO_VENDOR)
dev->usb_audio_type = EM28XX_USB_AUDIO_NONE; dev->usb_audio_type = EM28XX_USB_AUDIO_NONE;
@ -571,13 +571,13 @@ int em28xx_audio_setup(struct em28xx *dev)
goto init_audio; goto init_audio;
vid = vid1 << 16 | vid2; vid = vid1 << 16 | vid2;
em28xx_warn("AC97 vendor ID = 0x%08x\n", vid); pr_warn("AC97 vendor ID = 0x%08x\n", vid);
feat = em28xx_read_ac97(dev, AC97_RESET); feat = em28xx_read_ac97(dev, AC97_RESET);
if (feat < 0) if (feat < 0)
goto init_audio; goto init_audio;
em28xx_warn("AC97 features = 0x%04x\n", feat); pr_warn("AC97 features = 0x%04x\n", feat);
/* Try to identify what audio processor we have */ /* Try to identify what audio processor we have */
if (((vid == 0xffffffff) || (vid == 0x83847650)) && (feat == 0x6a90)) if (((vid == 0xffffffff) || (vid == 0x83847650)) && (feat == 0x6a90))
@ -589,17 +589,17 @@ init_audio:
/* Reports detected AC97 processor */ /* Reports detected AC97 processor */
switch (dev->audio_mode.ac97) { switch (dev->audio_mode.ac97) {
case EM28XX_NO_AC97: case EM28XX_NO_AC97:
em28xx_info("No AC97 audio processor\n"); pr_info("No AC97 audio processor\n");
break; break;
case EM28XX_AC97_EM202: case EM28XX_AC97_EM202:
em28xx_info("Empia 202 AC97 audio processor detected\n"); pr_info("Empia 202 AC97 audio processor detected\n");
break; break;
case EM28XX_AC97_SIGMATEL: case EM28XX_AC97_SIGMATEL:
em28xx_info("Sigmatel audio processor detected (stac 97%02x)\n", pr_info("Sigmatel audio processor detected (stac 97%02x)\n",
vid & 0xff); vid & 0xff);
break; break;
case EM28XX_AC97_OTHER: case EM28XX_AC97_OTHER:
em28xx_warn("Unknown AC97 audio processor detected!\n"); pr_warn("Unknown AC97 audio processor detected!\n");
break; break;
default: default:
break; break;
@ -883,7 +883,7 @@ int em28xx_alloc_urbs(struct em28xx *dev, enum em28xx_mode mode, int xfer_bulk,
if (mode == EM28XX_DIGITAL_MODE) { if (mode == EM28XX_DIGITAL_MODE) {
if ((xfer_bulk && !dev->dvb_ep_bulk) || if ((xfer_bulk && !dev->dvb_ep_bulk) ||
(!xfer_bulk && !dev->dvb_ep_isoc)) { (!xfer_bulk && !dev->dvb_ep_isoc)) {
em28xx_errdev("no endpoint for DVB mode and transfer type %d\n", pr_err("no endpoint for DVB mode and transfer type %d\n",
xfer_bulk > 0); xfer_bulk > 0);
return -EINVAL; return -EINVAL;
} }
@ -891,13 +891,13 @@ int em28xx_alloc_urbs(struct em28xx *dev, enum em28xx_mode mode, int xfer_bulk,
} else if (mode == EM28XX_ANALOG_MODE) { } else if (mode == EM28XX_ANALOG_MODE) {
if ((xfer_bulk && !dev->analog_ep_bulk) || if ((xfer_bulk && !dev->analog_ep_bulk) ||
(!xfer_bulk && !dev->analog_ep_isoc)) { (!xfer_bulk && !dev->analog_ep_isoc)) {
em28xx_errdev("no endpoint for analog mode and transfer type %d\n", pr_err("no endpoint for analog mode and transfer type %d\n",
xfer_bulk > 0); xfer_bulk > 0);
return -EINVAL; return -EINVAL;
} }
usb_bufs = &dev->usb_ctl.analog_bufs; usb_bufs = &dev->usb_ctl.analog_bufs;
} else { } else {
em28xx_errdev("invalid mode selected\n"); pr_err("invalid mode selected\n");
return -EINVAL; return -EINVAL;
} }
@ -907,15 +907,12 @@ int em28xx_alloc_urbs(struct em28xx *dev, enum em28xx_mode mode, int xfer_bulk,
usb_bufs->num_bufs = num_bufs; usb_bufs->num_bufs = num_bufs;
usb_bufs->urb = kzalloc(sizeof(void *)*num_bufs, GFP_KERNEL); usb_bufs->urb = kzalloc(sizeof(void *)*num_bufs, GFP_KERNEL);
if (!usb_bufs->urb) { if (!usb_bufs->urb)
em28xx_errdev("cannot alloc memory for usb buffers\n");
return -ENOMEM; return -ENOMEM;
}
usb_bufs->transfer_buffer = kzalloc(sizeof(void *)*num_bufs, usb_bufs->transfer_buffer = kzalloc(sizeof(void *)*num_bufs,
GFP_KERNEL); GFP_KERNEL);
if (!usb_bufs->transfer_buffer) { if (!usb_bufs->transfer_buffer) {
em28xx_errdev("cannot allocate memory for usb transfer\n");
kfree(usb_bufs->urb); kfree(usb_bufs->urb);
return -ENOMEM; return -ENOMEM;
} }
@ -942,7 +939,7 @@ int em28xx_alloc_urbs(struct em28xx *dev, enum em28xx_mode mode, int xfer_bulk,
usb_bufs->transfer_buffer[i] = usb_alloc_coherent(dev->udev, usb_bufs->transfer_buffer[i] = usb_alloc_coherent(dev->udev,
sb_size, GFP_KERNEL, &urb->transfer_dma); sb_size, GFP_KERNEL, &urb->transfer_dma);
if (!usb_bufs->transfer_buffer[i]) { if (!usb_bufs->transfer_buffer[i]) {
em28xx_err("unable to allocate %i bytes for transfer buffer %i%s\n", pr_err("unable to allocate %i bytes for transfer buffer %i%s\n",
sb_size, i, sb_size, i,
in_interrupt() ? " while in int" : ""); in_interrupt() ? " while in int" : "");
em28xx_uninit_usb_xfer(dev, mode); em28xx_uninit_usb_xfer(dev, mode);
@ -1024,7 +1021,7 @@ int em28xx_init_usb_xfer(struct em28xx *dev, enum em28xx_mode mode,
if (xfer_bulk) { if (xfer_bulk) {
rc = usb_clear_halt(dev->udev, usb_bufs->urb[0]->pipe); rc = usb_clear_halt(dev->udev, usb_bufs->urb[0]->pipe);
if (rc < 0) { if (rc < 0) {
em28xx_err("failed to clear USB bulk endpoint stall/halt condition (error=%i)\n", pr_err("failed to clear USB bulk endpoint stall/halt condition (error=%i)\n",
rc); rc);
em28xx_uninit_usb_xfer(dev, mode); em28xx_uninit_usb_xfer(dev, mode);
return rc; return rc;
@ -1040,7 +1037,7 @@ int em28xx_init_usb_xfer(struct em28xx *dev, enum em28xx_mode mode,
for (i = 0; i < usb_bufs->num_bufs; i++) { for (i = 0; i < usb_bufs->num_bufs; i++) {
rc = usb_submit_urb(usb_bufs->urb[i], GFP_ATOMIC); rc = usb_submit_urb(usb_bufs->urb[i], GFP_ATOMIC);
if (rc) { if (rc) {
em28xx_err("submit of urb %i failed (error=%i)\n", i, pr_err("submit of urb %i failed (error=%i)\n", i,
rc); rc);
em28xx_uninit_usb_xfer(dev, mode); em28xx_uninit_usb_xfer(dev, mode);
return rc; return rc;
@ -1123,7 +1120,7 @@ int em28xx_suspend_extension(struct em28xx *dev)
{ {
const struct em28xx_ops *ops = NULL; const struct em28xx_ops *ops = NULL;
em28xx_info("Suspending extensions\n"); pr_info("Suspending extensions\n");
mutex_lock(&em28xx_devlist_mutex); mutex_lock(&em28xx_devlist_mutex);
list_for_each_entry(ops, &em28xx_extension_devlist, next) { list_for_each_entry(ops, &em28xx_extension_devlist, next) {
if (ops->suspend) if (ops->suspend)
@ -1137,7 +1134,7 @@ int em28xx_resume_extension(struct em28xx *dev)
{ {
const struct em28xx_ops *ops = NULL; const struct em28xx_ops *ops = NULL;
em28xx_info("Resuming extensions\n"); pr_info("Resuming extensions\n");
mutex_lock(&em28xx_devlist_mutex); mutex_lock(&em28xx_devlist_mutex);
list_for_each_entry(ops, &em28xx_extension_devlist, next) { list_for_each_entry(ops, &em28xx_extension_devlist, next) {
if (ops->resume) if (ops->resume)

42
drivers/media/usb/em28xx/em28xx-dvb.c
View File

@ -21,11 +21,12 @@
the Free Software Foundation; either version 2 of the License. the Free Software Foundation; either version 2 of the License.
*/ */
#include "em28xx.h"
#include <linux/kernel.h> #include <linux/kernel.h>
#include <linux/slab.h> #include <linux/slab.h>
#include <linux/usb.h> #include <linux/usb.h>
#include "em28xx.h"
#include <media/v4l2-common.h> #include <media/v4l2-common.h>
#include <dvb_demux.h> #include <dvb_demux.h>
#include <dvb_net.h> #include <dvb_net.h>
@ -734,7 +735,7 @@ static int em28xx_pctv_290e_set_lna(struct dvb_frontend *fe)
ret = gpio_request_one(dvb->lna_gpio, flags, NULL); ret = gpio_request_one(dvb->lna_gpio, flags, NULL);
if (ret) if (ret)
em28xx_errdev("gpio request failed %d\n", ret); pr_err("gpio request failed %d\n", ret);
else else
gpio_free(dvb->lna_gpio); gpio_free(dvb->lna_gpio);
@ -934,19 +935,19 @@ static int em28xx_attach_xc3028(u8 addr, struct em28xx *dev)
cfg.ctrl = &ctl; cfg.ctrl = &ctl;
if (!dev->dvb->fe[0]) { if (!dev->dvb->fe[0]) {
em28xx_errdev("/2: dvb frontend not attached. Can't attach xc3028\n"); pr_err("/2: dvb frontend not attached. Can't attach xc3028\n");
return -EINVAL; return -EINVAL;
} }
fe = dvb_attach(xc2028_attach, dev->dvb->fe[0], &cfg); fe = dvb_attach(xc2028_attach, dev->dvb->fe[0], &cfg);
if (!fe) { if (!fe) {
em28xx_errdev("/2: xc3028 attach failed\n"); pr_err("/2: xc3028 attach failed\n");
dvb_frontend_detach(dev->dvb->fe[0]); dvb_frontend_detach(dev->dvb->fe[0]);
dev->dvb->fe[0] = NULL; dev->dvb->fe[0] = NULL;
return -EINVAL; return -EINVAL;
} }
em28xx_info("%s/2: xc3028 attached\n", dev->name); pr_info("%s/2: xc3028 attached\n", dev->name);
return 0; return 0;
} }
@ -1116,13 +1117,12 @@ static int em28xx_dvb_init(struct em28xx *dev)
return 0; return 0;
} }
em28xx_info("Binding DVB extension\n"); pr_info("Binding DVB extension\n");
dvb = kzalloc(sizeof(struct em28xx_dvb), GFP_KERNEL); dvb = kzalloc(sizeof(struct em28xx_dvb), GFP_KERNEL);
if (dvb == NULL) { if (!dvb)
em28xx_info("em28xx_dvb: memory allocation failed\n");
return -ENOMEM; return -ENOMEM;
}
dev->dvb = dvb; dev->dvb = dvb;
dvb->fe[0] = dvb->fe[1] = NULL; dvb->fe[0] = dvb->fe[1] = NULL;
@ -1141,7 +1141,7 @@ static int em28xx_dvb_init(struct em28xx *dev)
EM28XX_DVB_NUM_ISOC_PACKETS); EM28XX_DVB_NUM_ISOC_PACKETS);
} }
if (result) { if (result) {
em28xx_errdev("em28xx_dvb: failed to pre-allocate USB transfer buffers for DVB.\n"); pr_err("em28xx_dvb: failed to pre-allocate USB transfer buffers for DVB.\n");
kfree(dvb); kfree(dvb);
dev->dvb = NULL; dev->dvb = NULL;
return result; return result;
@ -1320,7 +1320,7 @@ static int em28xx_dvb_init(struct em28xx *dev)
result = gpio_request_one(dvb->lna_gpio, result = gpio_request_one(dvb->lna_gpio,
GPIOF_OUT_INIT_LOW, NULL); GPIOF_OUT_INIT_LOW, NULL);
if (result) if (result)
em28xx_errdev("gpio request failed %d\n", pr_err("gpio request failed %d\n",
result); result);
else else
gpio_free(dvb->lna_gpio); gpio_free(dvb->lna_gpio);
@ -1936,11 +1936,11 @@ static int em28xx_dvb_init(struct em28xx *dev)
} }
break; break;
default: default:
em28xx_errdev("/2: The frontend of your DVB/ATSC card isn't supported yet\n"); pr_err("/2: The frontend of your DVB/ATSC card isn't supported yet\n");
break; break;
} }
if (NULL == dvb->fe[0]) { if (NULL == dvb->fe[0]) {
em28xx_errdev("/2: frontend initialization failed\n"); pr_err("/2: frontend initialization failed\n");
result = -EINVAL; result = -EINVAL;
goto out_free; goto out_free;
} }
@ -1955,7 +1955,7 @@ static int em28xx_dvb_init(struct em28xx *dev)
if (result < 0) if (result < 0)
goto out_free; goto out_free;
em28xx_info("DVB extension successfully initialized\n"); pr_info("DVB extension successfully initialized\n");
kref_get(&dev->ref); kref_get(&dev->ref);
@ -1995,7 +1995,7 @@ static int em28xx_dvb_fini(struct em28xx *dev)
if (!dev->dvb) if (!dev->dvb)
return 0; return 0;
em28xx_info("Closing DVB extension\n"); pr_info("Closing DVB extension\n");
dvb = dev->dvb; dvb = dev->dvb;
@ -2053,17 +2053,17 @@ static int em28xx_dvb_suspend(struct em28xx *dev)
if (!dev->board.has_dvb) if (!dev->board.has_dvb)
return 0; return 0;
em28xx_info("Suspending DVB extension\n"); pr_info("Suspending DVB extension\n");
if (dev->dvb) { if (dev->dvb) {
struct em28xx_dvb *dvb = dev->dvb; struct em28xx_dvb *dvb = dev->dvb;
if (dvb->fe[0]) { if (dvb->fe[0]) {
ret = dvb_frontend_suspend(dvb->fe[0]); ret = dvb_frontend_suspend(dvb->fe[0]);
em28xx_info("fe0 suspend %d\n", ret); pr_info("fe0 suspend %d\n", ret);
} }
if (dvb->fe[1]) { if (dvb->fe[1]) {
dvb_frontend_suspend(dvb->fe[1]); dvb_frontend_suspend(dvb->fe[1]);
em28xx_info("fe1 suspend %d\n", ret); pr_info("fe1 suspend %d\n", ret);
} }
} }
@ -2080,18 +2080,18 @@ static int em28xx_dvb_resume(struct em28xx *dev)
if (!dev->board.has_dvb) if (!dev->board.has_dvb)
return 0; return 0;
em28xx_info("Resuming DVB extension\n"); pr_info("Resuming DVB extension\n");
if (dev->dvb) { if (dev->dvb) {
struct em28xx_dvb *dvb = dev->dvb; struct em28xx_dvb *dvb = dev->dvb;
if (dvb->fe[0]) { if (dvb->fe[0]) {
ret = dvb_frontend_resume(dvb->fe[0]); ret = dvb_frontend_resume(dvb->fe[0]);
em28xx_info("fe0 resume %d\n", ret); pr_info("fe0 resume %d\n", ret);
} }
if (dvb->fe[1]) { if (dvb->fe[1]) {
ret = dvb_frontend_resume(dvb->fe[1]); ret = dvb_frontend_resume(dvb->fe[1]);
em28xx_info("fe1 resume %d\n", ret); pr_info("fe1 resume %d\n", ret);
} }
} }

109
drivers/media/usb/em28xx/em28xx-i2c.c
View File

@ -22,13 +22,14 @@
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/ */
#include "em28xx.h"
#include <linux/module.h> #include <linux/module.h>
#include <linux/kernel.h> #include <linux/kernel.h>
#include <linux/usb.h> #include <linux/usb.h>
#include <linux/i2c.h> #include <linux/i2c.h>
#include <linux/jiffies.h> #include <linux/jiffies.h>
#include "em28xx.h"
#include "tuner-xc2028.h" #include "tuner-xc2028.h"
#include <media/v4l2-common.h> #include <media/v4l2-common.h>
#include <media/tuner.h> #include <media/tuner.h>
@ -70,7 +71,7 @@ static int em2800_i2c_send_bytes(struct em28xx *dev, u8 addr, u8 *buf, u16 len)
/* trigger write */ /* trigger write */
ret = dev->em28xx_write_regs(dev, 4 - len, &b2[4 - len], 2 + len); ret = dev->em28xx_write_regs(dev, 4 - len, &b2[4 - len], 2 + len);
if (ret != 2 + len) { if (ret != 2 + len) {
em28xx_warn("failed to trigger write to i2c address 0x%x (error=%i)\n", pr_warn("failed to trigger write to i2c address 0x%x (error=%i)\n",
addr, ret); addr, ret);
return (ret < 0) ? ret : -EIO; return (ret < 0) ? ret : -EIO;
} }
@ -81,19 +82,19 @@ static int em2800_i2c_send_bytes(struct em28xx *dev, u8 addr, u8 *buf, u16 len)
return len; return len;
if (ret == 0x94 + len - 1) { if (ret == 0x94 + len - 1) {
if (i2c_debug == 1) if (i2c_debug == 1)
em28xx_warn("R05 returned 0x%02x: I2C ACK error\n", pr_warn("R05 returned 0x%02x: I2C ACK error\n",
ret); ret);
return -ENXIO; return -ENXIO;
} }
if (ret < 0) { if (ret < 0) {
em28xx_warn("failed to get i2c transfer status from bridge register (error=%i)\n", pr_warn("failed to get i2c transfer status from bridge register (error=%i)\n",
ret); ret);
return ret; return ret;
} }
msleep(5); msleep(5);
} }
if (i2c_debug) if (i2c_debug)
em28xx_warn("write to i2c device at 0x%x timed out\n", addr); pr_warn("write to i2c device at 0x%x timed out\n", addr);
return -ETIMEDOUT; return -ETIMEDOUT;
} }
@ -116,7 +117,7 @@ static int em2800_i2c_recv_bytes(struct em28xx *dev, u8 addr, u8 *buf, u16 len)
buf2[0] = addr; buf2[0] = addr;
ret = dev->em28xx_write_regs(dev, 0x04, buf2, 2); ret = dev->em28xx_write_regs(dev, 0x04, buf2, 2);
if (ret != 2) { if (ret != 2) {
em28xx_warn("failed to trigger read from i2c address 0x%x (error=%i)\n", pr_warn("failed to trigger read from i2c address 0x%x (error=%i)\n",
addr, ret); addr, ret);
return (ret < 0) ? ret : -EIO; return (ret < 0) ? ret : -EIO;
} }
@ -128,12 +129,12 @@ static int em2800_i2c_recv_bytes(struct em28xx *dev, u8 addr, u8 *buf, u16 len)
break; break;
if (ret == 0x94 + len - 1) { if (ret == 0x94 + len - 1) {
if (i2c_debug == 1) if (i2c_debug == 1)
em28xx_warn("R05 returned 0x%02x: I2C ACK error\n", pr_warn("R05 returned 0x%02x: I2C ACK error\n",
ret); ret);
return -ENXIO; return -ENXIO;
} }
if (ret < 0) { if (ret < 0) {
em28xx_warn("failed to get i2c transfer status from bridge register (error=%i)\n", pr_warn("failed to get i2c transfer status from bridge register (error=%i)\n",
ret); ret);
return ret; return ret;
} }
@ -141,14 +142,14 @@ static int em2800_i2c_recv_bytes(struct em28xx *dev, u8 addr, u8 *buf, u16 len)
} }
if (ret != 0x84 + len - 1) { if (ret != 0x84 + len - 1) {
if (i2c_debug) if (i2c_debug)
em28xx_warn("read from i2c device at 0x%x timed out\n", pr_warn("read from i2c device at 0x%x timed out\n",
addr); addr);
} }
/* get the received message */ /* get the received message */
ret = dev->em28xx_read_reg_req_len(dev, 0x00, 4-len, buf2, len); ret = dev->em28xx_read_reg_req_len(dev, 0x00, 4-len, buf2, len);
if (ret != len) { if (ret != len) {
em28xx_warn("reading from i2c device at 0x%x failed: couldn't get the received message from the bridge (error=%i)\n", pr_warn("reading from i2c device at 0x%x failed: couldn't get the received message from the bridge (error=%i)\n",
addr, ret); addr, ret);
return (ret < 0) ? ret : -EIO; return (ret < 0) ? ret : -EIO;
} }
@ -193,11 +194,11 @@ static int em28xx_i2c_send_bytes(struct em28xx *dev, u16 addr, u8 *buf,
ret = dev->em28xx_write_regs_req(dev, stop ? 2 : 3, addr, buf, len); ret = dev->em28xx_write_regs_req(dev, stop ? 2 : 3, addr, buf, len);
if (ret != len) { if (ret != len) {
if (ret < 0) { if (ret < 0) {
em28xx_warn("writing to i2c device at 0x%x failed (error=%i)\n", pr_warn("writing to i2c device at 0x%x failed (error=%i)\n",
addr, ret); addr, ret);
return ret; return ret;
} else { } else {
em28xx_warn("%i bytes write to i2c device at 0x%x requested, but %i bytes written\n", pr_warn("%i bytes write to i2c device at 0x%x requested, but %i bytes written\n",
len, addr, ret); len, addr, ret);
return -EIO; return -EIO;
} }
@ -210,12 +211,12 @@ static int em28xx_i2c_send_bytes(struct em28xx *dev, u16 addr, u8 *buf,
return len; return len;
if (ret == 0x10) { if (ret == 0x10) {
if (i2c_debug == 1) if (i2c_debug == 1)
em28xx_warn("I2C ACK error on writing to addr 0x%02x\n", pr_warn("I2C ACK error on writing to addr 0x%02x\n",
addr); addr);
return -ENXIO; return -ENXIO;
} }
if (ret < 0) { if (ret < 0) {
em28xx_warn("failed to get i2c transfer status from bridge register (error=%i)\n", pr_warn("failed to get i2c transfer status from bridge register (error=%i)\n",
ret); ret);
return ret; return ret;
} }
@ -230,12 +231,12 @@ static int em28xx_i2c_send_bytes(struct em28xx *dev, u16 addr, u8 *buf,
if (ret == 0x02 || ret == 0x04) { if (ret == 0x02 || ret == 0x04) {
/* NOTE: these errors seem to be related to clock stretching */ /* NOTE: these errors seem to be related to clock stretching */
if (i2c_debug) if (i2c_debug)
em28xx_warn("write to i2c device at 0x%x timed out (status=%i)\n", pr_warn("write to i2c device at 0x%x timed out (status=%i)\n",
addr, ret); addr, ret);
return -ETIMEDOUT; return -ETIMEDOUT;
} }
em28xx_warn("write to i2c device at 0x%x failed with unknown error (status=%i)\n", pr_warn("write to i2c device at 0x%x failed with unknown error (status=%i)\n",
addr, ret); addr, ret);
return -EIO; return -EIO;
} }
@ -258,7 +259,7 @@ static int em28xx_i2c_recv_bytes(struct em28xx *dev, u16 addr, u8 *buf, u16 len)
/* Read data from i2c device */ /* Read data from i2c device */
ret = dev->em28xx_read_reg_req_len(dev, 2, addr, buf, len); ret = dev->em28xx_read_reg_req_len(dev, 2, addr, buf, len);
if (ret < 0) { if (ret < 0) {
em28xx_warn("reading from i2c device at 0x%x failed (error=%i)\n", pr_warn("reading from i2c device at 0x%x failed (error=%i)\n",
addr, ret); addr, ret);
return ret; return ret;
} }
@ -276,13 +277,13 @@ static int em28xx_i2c_recv_bytes(struct em28xx *dev, u16 addr, u8 *buf, u16 len)
if (ret == 0) /* success */ if (ret == 0) /* success */
return len; return len;
if (ret < 0) { if (ret < 0) {
em28xx_warn("failed to get i2c transfer status from bridge register (error=%i)\n", pr_warn("failed to get i2c transfer status from bridge register (error=%i)\n",
ret); ret);
return ret; return ret;
} }
if (ret == 0x10) { if (ret == 0x10) {
if (i2c_debug == 1) if (i2c_debug == 1)
em28xx_warn("I2C ACK error on writing to addr 0x%02x\n", pr_warn("I2C ACK error on writing to addr 0x%02x\n",
addr); addr);
return -ENXIO; return -ENXIO;
} }
@ -290,12 +291,12 @@ static int em28xx_i2c_recv_bytes(struct em28xx *dev, u16 addr, u8 *buf, u16 len)
if (ret == 0x02 || ret == 0x04) { if (ret == 0x02 || ret == 0x04) {
/* NOTE: these errors seem to be related to clock stretching */ /* NOTE: these errors seem to be related to clock stretching */
if (i2c_debug) if (i2c_debug)
em28xx_warn("write to i2c device at 0x%x timed out (status=%i)\n", pr_warn("write to i2c device at 0x%x timed out (status=%i)\n",
addr, ret); addr, ret);
return -ETIMEDOUT; return -ETIMEDOUT;
} }
em28xx_warn("write to i2c device at 0x%x failed with unknown error (status=%i)\n", pr_warn("write to i2c device at 0x%x failed with unknown error (status=%i)\n",
addr, ret); addr, ret);
return -EIO; return -EIO;
} }
@ -335,11 +336,11 @@ static int em25xx_bus_B_send_bytes(struct em28xx *dev, u16 addr, u8 *buf,
ret = dev->em28xx_write_regs_req(dev, 0x06, addr, buf, len); ret = dev->em28xx_write_regs_req(dev, 0x06, addr, buf, len);
if (ret != len) { if (ret != len) {
if (ret < 0) { if (ret < 0) {
em28xx_warn("writing to i2c device at 0x%x failed (error=%i)\n", pr_warn("writing to i2c device at 0x%x failed (error=%i)\n",
addr, ret); addr, ret);
return ret; return ret;
} else { } else {
em28xx_warn("%i bytes write to i2c device at 0x%x requested, but %i bytes written\n", pr_warn("%i bytes write to i2c device at 0x%x requested, but %i bytes written\n",
len, addr, ret); len, addr, ret);
return -EIO; return -EIO;
} }
@ -354,7 +355,7 @@ static int em25xx_bus_B_send_bytes(struct em28xx *dev, u16 addr, u8 *buf,
return len; return len;
else if (ret > 0) { else if (ret > 0) {
if (i2c_debug == 1) if (i2c_debug == 1)
em28xx_warn("Bus B R08 returned 0x%02x: I2C ACK error\n", pr_warn("Bus B R08 returned 0x%02x: I2C ACK error\n",
ret); ret);
return -ENXIO; return -ENXIO;
} }
@ -386,7 +387,7 @@ static int em25xx_bus_B_recv_bytes(struct em28xx *dev, u16 addr, u8 *buf,
/* Read value */ /* Read value */
ret = dev->em28xx_read_reg_req_len(dev, 0x06, addr, buf, len); ret = dev->em28xx_read_reg_req_len(dev, 0x06, addr, buf, len);
if (ret < 0) { if (ret < 0) {
em28xx_warn("reading from i2c device at 0x%x failed (error=%i)\n", pr_warn("reading from i2c device at 0x%x failed (error=%i)\n",
addr, ret); addr, ret);
return ret; return ret;
} }
@ -409,7 +410,7 @@ static int em25xx_bus_B_recv_bytes(struct em28xx *dev, u16 addr, u8 *buf,
return len; return len;
else if (ret > 0) { else if (ret > 0) {
if (i2c_debug == 1) if (i2c_debug == 1)
em28xx_warn("Bus B R08 returned 0x%02x: I2C ACK error\n", pr_warn("Bus B R08 returned 0x%02x: I2C ACK error\n",
ret); ret);
return -ENXIO; return -ENXIO;
} }
@ -672,7 +673,7 @@ static int em28xx_i2c_eeprom(struct em28xx *dev, unsigned bus,
/* Check if board has eeprom */ /* Check if board has eeprom */
err = i2c_master_recv(&dev->i2c_client[bus], &buf, 0); err = i2c_master_recv(&dev->i2c_client[bus], &buf, 0);
if (err < 0) { if (err < 0) {
em28xx_info("board has no eeprom\n"); pr_info("board has no eeprom\n");
return -ENODEV; return -ENODEV;
} }
@ -685,7 +686,7 @@ static int em28xx_i2c_eeprom(struct em28xx *dev, unsigned bus,
dev->eeprom_addrwidth_16bit, dev->eeprom_addrwidth_16bit,
len, data); len, data);
if (err != len) { if (err != len) {
em28xx_errdev("failed to read eeprom (err=%d)\n", err); pr_err("failed to read eeprom (err=%d)\n", err);
goto error; goto error;
} }
@ -695,7 +696,7 @@ static int em28xx_i2c_eeprom(struct em28xx *dev, unsigned bus,
16, 1, data, len, true); 16, 1, data, len, true);
if (dev->eeprom_addrwidth_16bit) if (dev->eeprom_addrwidth_16bit)
em28xx_info("eeprom %06x: ... (skipped)\n", 256); pr_info("eeprom %06x: ... (skipped)\n", 256);
} }
if (dev->eeprom_addrwidth_16bit && if (dev->eeprom_addrwidth_16bit &&
@ -707,10 +708,10 @@ static int em28xx_i2c_eeprom(struct em28xx *dev, unsigned bus,
dev->hash = em28xx_hash_mem(data, len, 32); dev->hash = em28xx_hash_mem(data, len, 32);
mc_start = (data[1] << 8) + 4; /* usually 0x0004 */ mc_start = (data[1] << 8) + 4; /* usually 0x0004 */
em28xx_info("EEPROM ID = %02x %02x %02x %02x, EEPROM hash = 0x%08lx\n", pr_info("EEPROM ID = %02x %02x %02x %02x, EEPROM hash = 0x%08lx\n",
data[0], data[1], data[2], data[3], dev->hash); data[0], data[1], data[2], data[3], dev->hash);
em28xx_info("EEPROM info:\n"); pr_info("EEPROM info:\n");
em28xx_info("\tmicrocode start address = 0x%04x, boot configuration = 0x%02x\n", pr_info("\tmicrocode start address = 0x%04x, boot configuration = 0x%02x\n",
mc_start, data[2]); mc_start, data[2]);
/* /*
* boot configuration (address 0x0002): * boot configuration (address 0x0002):
@ -729,7 +730,7 @@ static int em28xx_i2c_eeprom(struct em28xx *dev, unsigned bus,
err = em28xx_i2c_read_block(dev, bus, mc_start + 46, 1, 2, err = em28xx_i2c_read_block(dev, bus, mc_start + 46, 1, 2,
data); data);
if (err != 2) { if (err != 2) {
em28xx_errdev("failed to read hardware configuration data from eeprom (err=%d)\n", pr_err("failed to read hardware configuration data from eeprom (err=%d)\n",
err); err);
goto error; goto error;
} }
@ -747,7 +748,7 @@ static int em28xx_i2c_eeprom(struct em28xx *dev, unsigned bus,
err = em28xx_i2c_read_block(dev, bus, hwconf_offset, 1, len, err = em28xx_i2c_read_block(dev, bus, hwconf_offset, 1, len,
data); data);
if (err != len) { if (err != len) {
em28xx_errdev("failed to read hardware configuration data from eeprom (err=%d)\n", pr_err("failed to read hardware configuration data from eeprom (err=%d)\n",
err); err);
goto error; goto error;
} }
@ -756,7 +757,7 @@ static int em28xx_i2c_eeprom(struct em28xx *dev, unsigned bus,
/* NOTE: not all devices provide this type of dataset */ /* NOTE: not all devices provide this type of dataset */
if (data[0] != 0x1a || data[1] != 0xeb || if (data[0] != 0x1a || data[1] != 0xeb ||
data[2] != 0x67 || data[3] != 0x95) { data[2] != 0x67 || data[3] != 0x95) {
em28xx_info("\tno hardware configuration dataset found in eeprom\n"); pr_info("\tno hardware configuration dataset found in eeprom\n");
kfree(data); kfree(data);
return 0; return 0;
} }
@ -767,11 +768,11 @@ static int em28xx_i2c_eeprom(struct em28xx *dev, unsigned bus,
data[0] == 0x1a && data[1] == 0xeb && data[0] == 0x1a && data[1] == 0xeb &&
data[2] == 0x67 && data[3] == 0x95) { data[2] == 0x67 && data[3] == 0x95) {
dev->hash = em28xx_hash_mem(data, len, 32); dev->hash = em28xx_hash_mem(data, len, 32);
em28xx_info("EEPROM ID = %02x %02x %02x %02x, EEPROM hash = 0x%08lx\n", pr_info("EEPROM ID = %02x %02x %02x %02x, EEPROM hash = 0x%08lx\n",
data[0], data[1], data[2], data[3], dev->hash); data[0], data[1], data[2], data[3], dev->hash);
em28xx_info("EEPROM info:\n"); pr_info("EEPROM info:\n");
} else { } else {
em28xx_info("unknown eeprom format or eeprom corrupted !\n"); pr_info("unknown eeprom format or eeprom corrupted !\n");
err = -ENODEV; err = -ENODEV;
goto error; goto error;
} }
@ -782,46 +783,46 @@ static int em28xx_i2c_eeprom(struct em28xx *dev, unsigned bus,
switch (le16_to_cpu(dev_config->chip_conf) >> 4 & 0x3) { switch (le16_to_cpu(dev_config->chip_conf) >> 4 & 0x3) {
case 0: case 0:
em28xx_info("\tNo audio on board.\n"); pr_info("\tNo audio on board.\n");
break; break;
case 1: case 1:
em28xx_info("\tAC97 audio (5 sample rates)\n"); pr_info("\tAC97 audio (5 sample rates)\n");
break; break;
case 2: case 2:
if (dev->chip_id < CHIP_ID_EM2860) if (dev->chip_id < CHIP_ID_EM2860)
em28xx_info("\tI2S audio, sample rate=32k\n"); pr_info("\tI2S audio, sample rate=32k\n");
else else
em28xx_info("\tI2S audio, 3 sample rates\n"); pr_info("\tI2S audio, 3 sample rates\n");
break; break;
case 3: case 3:
if (dev->chip_id < CHIP_ID_EM2860) if (dev->chip_id < CHIP_ID_EM2860)
em28xx_info("\tI2S audio, 3 sample rates\n"); pr_info("\tI2S audio, 3 sample rates\n");
else else
em28xx_info("\tI2S audio, 5 sample rates\n"); pr_info("\tI2S audio, 5 sample rates\n");
break; break;
} }
if (le16_to_cpu(dev_config->chip_conf) & 1 << 3) if (le16_to_cpu(dev_config->chip_conf) & 1 << 3)
em28xx_info("\tUSB Remote wakeup capable\n"); pr_info("\tUSB Remote wakeup capable\n");
if (le16_to_cpu(dev_config->chip_conf) & 1 << 2) if (le16_to_cpu(dev_config->chip_conf) & 1 << 2)
em28xx_info("\tUSB Self power capable\n"); pr_info("\tUSB Self power capable\n");
switch (le16_to_cpu(dev_config->chip_conf) & 0x3) { switch (le16_to_cpu(dev_config->chip_conf) & 0x3) {
case 0: case 0:
em28xx_info("\t500mA max power\n"); pr_info("\t500mA max power\n");
break; break;
case 1: case 1:
em28xx_info("\t400mA max power\n"); pr_info("\t400mA max power\n");
break; break;
case 2: case 2:
em28xx_info("\t300mA max power\n"); pr_info("\t300mA max power\n");
break; break;
case 3: case 3:
em28xx_info("\t200mA max power\n"); pr_info("\t200mA max power\n");
break; break;
} }
em28xx_info("\tTable at offset 0x%02x, strings=0x%04x, 0x%04x, 0x%04x\n", pr_info("\tTable at offset 0x%02x, strings=0x%04x, 0x%04x, 0x%04x\n",
dev_config->string_idx_table, dev_config->string_idx_table,
le16_to_cpu(dev_config->string1), le16_to_cpu(dev_config->string1),
le16_to_cpu(dev_config->string2), le16_to_cpu(dev_config->string2),
@ -914,7 +915,7 @@ void em28xx_do_i2c_scan(struct em28xx *dev, unsigned bus)
if (rc < 0) if (rc < 0)
continue; continue;
i2c_devicelist[i] = i; i2c_devicelist[i] = i;
em28xx_info("found i2c device @ 0x%x on bus %d [%s]\n", pr_info("found i2c device @ 0x%x on bus %d [%s]\n",
i << 1, bus, i2c_devs[i] ? i2c_devs[i] : "???"); i << 1, bus, i2c_devs[i] ? i2c_devs[i] : "???");
} }
@ -949,7 +950,7 @@ int em28xx_i2c_register(struct em28xx *dev, unsigned bus,
retval = i2c_add_adapter(&dev->i2c_adap[bus]); retval = i2c_add_adapter(&dev->i2c_adap[bus]);
if (retval < 0) { if (retval < 0) {
em28xx_errdev("%s: i2c_add_adapter failed! retval [%d]\n", pr_err("%s: i2c_add_adapter failed! retval [%d]\n",
__func__, retval); __func__, retval);
return retval; return retval;
} }
@ -961,7 +962,7 @@ int em28xx_i2c_register(struct em28xx *dev, unsigned bus,
if (!bus) { if (!bus) {
retval = em28xx_i2c_eeprom(dev, bus, &dev->eedata, &dev->eedata_len); retval = em28xx_i2c_eeprom(dev, bus, &dev->eedata, &dev->eedata_len);
if ((retval < 0) && (retval != -ENODEV)) { if ((retval < 0) && (retval != -ENODEV)) {
em28xx_errdev("%s: em28xx_i2_eeprom failed! retval [%d]\n", pr_err("%s: em28xx_i2_eeprom failed! retval [%d]\n",
__func__, retval); __func__, retval);
return retval; return retval;

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

@ -21,6 +21,8 @@
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/ */
#include "em28xx.h"
#include <linux/module.h> #include <linux/module.h>
#include <linux/init.h> #include <linux/init.h>
#include <linux/delay.h> #include <linux/delay.h>
@ -29,8 +31,6 @@
#include <linux/slab.h> #include <linux/slab.h>
#include <linux/bitrev.h> #include <linux/bitrev.h>
#include "em28xx.h"
#define EM28XX_SNAPSHOT_KEY KEY_CAMERA #define EM28XX_SNAPSHOT_KEY KEY_CAMERA
#define EM28XX_BUTTONS_DEBOUNCED_QUERY_INTERVAL 500 /* [ms] */ #define EM28XX_BUTTONS_DEBOUNCED_QUERY_INTERVAL 500 /* [ms] */
#define EM28XX_BUTTONS_VOLATILE_QUERY_INTERVAL 100 /* [ms] */ #define EM28XX_BUTTONS_VOLATILE_QUERY_INTERVAL 100 /* [ms] */
@ -567,7 +567,7 @@ static int em28xx_register_snapshot_button(struct em28xx *dev)
struct input_dev *input_dev; struct input_dev *input_dev;
int err; int err;
em28xx_info("Registering snapshot button...\n"); pr_info("Registering snapshot button...\n");
input_dev = input_allocate_device(); input_dev = input_allocate_device();
if (!input_dev) if (!input_dev)
return -ENOMEM; return -ENOMEM;
@ -591,7 +591,7 @@ static int em28xx_register_snapshot_button(struct em28xx *dev)
err = input_register_device(input_dev); err = input_register_device(input_dev);
if (err) { if (err) {
em28xx_errdev("input_register_device failed\n"); pr_err("input_register_device failed\n");
input_free_device(input_dev); input_free_device(input_dev);
return err; return err;
} }
@ -631,7 +631,7 @@ static void em28xx_init_buttons(struct em28xx *dev)
} else if (button->role == EM28XX_BUTTON_ILLUMINATION) { } else if (button->role == EM28XX_BUTTON_ILLUMINATION) {
/* Check sanity */ /* Check sanity */
if (!em28xx_find_led(dev, EM28XX_LED_ILLUMINATION)) { if (!em28xx_find_led(dev, EM28XX_LED_ILLUMINATION)) {
em28xx_errdev("BUG: illumination button defined, but no illumination LED.\n"); pr_err("BUG: illumination button defined, but no illumination LED.\n");
goto next_button; goto next_button;
} }
} }
@ -667,7 +667,7 @@ static void em28xx_shutdown_buttons(struct em28xx *dev)
dev->num_button_polling_addresses = 0; dev->num_button_polling_addresses = 0;
/* Deregister input devices */ /* Deregister input devices */
if (dev->sbutton_input_dev != NULL) { if (dev->sbutton_input_dev != NULL) {
em28xx_info("Deregistering snapshot button\n"); pr_info("Deregistering snapshot button\n");
input_unregister_device(dev->sbutton_input_dev); input_unregister_device(dev->sbutton_input_dev);
dev->sbutton_input_dev = NULL; dev->sbutton_input_dev = NULL;
} }
@ -696,18 +696,18 @@ static int em28xx_ir_init(struct em28xx *dev)
i2c_rc_dev_addr = em28xx_probe_i2c_ir(dev); i2c_rc_dev_addr = em28xx_probe_i2c_ir(dev);
if (!i2c_rc_dev_addr) { if (!i2c_rc_dev_addr) {
dev->board.has_ir_i2c = 0; dev->board.has_ir_i2c = 0;
em28xx_warn("No i2c IR remote control device found.\n"); pr_warn("No i2c IR remote control device found.\n");
return -ENODEV; return -ENODEV;
} }
} }
if (dev->board.ir_codes == NULL && !dev->board.has_ir_i2c) { if (dev->board.ir_codes == NULL && !dev->board.has_ir_i2c) {
/* No remote control support */ /* No remote control support */
em28xx_warn("Remote control support is not available for this card.\n"); pr_warn("Remote control support is not available for this card.\n");
return 0; return 0;
} }
em28xx_info("Registering input extension\n"); pr_info("Registering input extension\n");
ir = kzalloc(sizeof(*ir), GFP_KERNEL); ir = kzalloc(sizeof(*ir), GFP_KERNEL);
if (!ir) if (!ir)
@ -810,7 +810,7 @@ static int em28xx_ir_init(struct em28xx *dev)
if (err) if (err)
goto error; goto error;
em28xx_info("Input extension successfully initalized\n"); pr_info("Input extension successfully initalized\n");
return 0; return 0;
@ -831,7 +831,7 @@ static int em28xx_ir_fini(struct em28xx *dev)
return 0; return 0;
} }
em28xx_info("Closing input extension\n"); pr_info("Closing input extension\n");
em28xx_shutdown_buttons(dev); em28xx_shutdown_buttons(dev);
@ -860,7 +860,7 @@ static int em28xx_ir_suspend(struct em28xx *dev)
if (dev->is_audio_only) if (dev->is_audio_only)
return 0; return 0;
em28xx_info("Suspending input extension\n"); pr_info("Suspending input extension\n");
if (ir) if (ir)
cancel_delayed_work_sync(&ir->work); cancel_delayed_work_sync(&ir->work);
cancel_delayed_work_sync(&dev->buttons_query_work); cancel_delayed_work_sync(&dev->buttons_query_work);
@ -877,7 +877,7 @@ static int em28xx_ir_resume(struct em28xx *dev)
if (dev->is_audio_only) if (dev->is_audio_only)
return 0; return 0;
em28xx_info("Resuming input extension\n"); pr_info("Resuming input extension\n");
/* if suspend calls ir_raw_event_unregister(), the should call /* if suspend calls ir_raw_event_unregister(), the should call
ir_raw_event_register() */ ir_raw_event_register() */
if (ir) if (ir)

57
drivers/media/usb/em28xx/em28xx-video.c
View File

@ -26,6 +26,8 @@
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/ */
#include "em28xx.h"
#include <linux/init.h> #include <linux/init.h>
#include <linux/list.h> #include <linux/list.h>
#include <linux/module.h> #include <linux/module.h>
@ -37,7 +39,6 @@
#include <linux/mutex.h> #include <linux/mutex.h>
#include <linux/slab.h> #include <linux/slab.h>
#include "em28xx.h"
#include "em28xx-v4l.h" #include "em28xx-v4l.h"
#include <media/v4l2-common.h> #include <media/v4l2-common.h>
#include <media/v4l2-ioctl.h> #include <media/v4l2-ioctl.h>
@ -413,7 +414,7 @@ set_alt:
dev->alt, dev->max_pkt_size); dev->alt, dev->max_pkt_size);
errCode = usb_set_interface(dev->udev, dev->ifnum, dev->alt); errCode = usb_set_interface(dev->udev, dev->ifnum, dev->alt);
if (errCode < 0) { if (errCode < 0) {
em28xx_errdev("cannot change alternate number to %d (error=%i)\n", pr_err("cannot change alternate number to %d (error=%i)\n",
dev->alt, errCode); dev->alt, errCode);
return errCode; return errCode;
} }
@ -2047,7 +2048,7 @@ static int em28xx_v4l2_open(struct file *filp)
ret = v4l2_fh_open(filp); ret = v4l2_fh_open(filp);
if (ret) { if (ret) {
em28xx_errdev("%s: v4l2_fh_open() returned error %d\n", pr_err("%s: v4l2_fh_open() returned error %d\n",
__func__, ret); __func__, ret);
mutex_unlock(&dev->lock); mutex_unlock(&dev->lock);
return ret; return ret;
@ -2102,7 +2103,7 @@ static int em28xx_v4l2_fini(struct em28xx *dev)
if (v4l2 == NULL) if (v4l2 == NULL)
return 0; return 0;
em28xx_info("Closing video extension\n"); pr_info("Closing video extension\n");
mutex_lock(&dev->lock); mutex_lock(&dev->lock);
@ -2113,17 +2114,17 @@ static int em28xx_v4l2_fini(struct em28xx *dev)
em28xx_v4l2_media_release(dev); em28xx_v4l2_media_release(dev);
if (video_is_registered(&v4l2->radio_dev)) { if (video_is_registered(&v4l2->radio_dev)) {
em28xx_info("V4L2 device %s deregistered\n", pr_info("V4L2 device %s deregistered\n",
video_device_node_name(&v4l2->radio_dev)); video_device_node_name(&v4l2->radio_dev));
video_unregister_device(&v4l2->radio_dev); video_unregister_device(&v4l2->radio_dev);
} }
if (video_is_registered(&v4l2->vbi_dev)) { if (video_is_registered(&v4l2->vbi_dev)) {
em28xx_info("V4L2 device %s deregistered\n", pr_info("V4L2 device %s deregistered\n",
video_device_node_name(&v4l2->vbi_dev)); video_device_node_name(&v4l2->vbi_dev));
video_unregister_device(&v4l2->vbi_dev); video_unregister_device(&v4l2->vbi_dev);
} }
if (video_is_registered(&v4l2->vdev)) { if (video_is_registered(&v4l2->vdev)) {
em28xx_info("V4L2 device %s deregistered\n", pr_info("V4L2 device %s deregistered\n",
video_device_node_name(&v4l2->vdev)); video_device_node_name(&v4l2->vdev));
video_unregister_device(&v4l2->vdev); video_unregister_device(&v4l2->vdev);
} }
@ -2153,7 +2154,7 @@ static int em28xx_v4l2_suspend(struct em28xx *dev)
if (!dev->has_video) if (!dev->has_video)
return 0; return 0;
em28xx_info("Suspending video extension\n"); pr_info("Suspending video extension\n");
em28xx_stop_urbs(dev); em28xx_stop_urbs(dev);
return 0; return 0;
} }
@ -2166,7 +2167,7 @@ static int em28xx_v4l2_resume(struct em28xx *dev)
if (!dev->has_video) if (!dev->has_video)
return 0; return 0;
em28xx_info("Resuming video extension\n"); pr_info("Resuming video extension\n");
/* what do we do here */ /* what do we do here */
return 0; return 0;
} }
@ -2203,7 +2204,8 @@ static int em28xx_v4l2_close(struct file *filp)
em28xx_videodbg("setting alternate 0\n"); em28xx_videodbg("setting alternate 0\n");
errCode = usb_set_interface(dev->udev, 0, 0); errCode = usb_set_interface(dev->udev, 0, 0);
if (errCode < 0) { if (errCode < 0) {
em28xx_errdev("cannot change alternate number to 0 (error=%i)\n", errCode); pr_err("cannot change alternate number to 0 (error=%i)\n",
errCode);
} }
} }
@ -2420,13 +2422,12 @@ static int em28xx_v4l2_init(struct em28xx *dev)
return 0; return 0;
} }
em28xx_info("Registering V4L2 extension\n"); pr_info("Registering V4L2 extension\n");
mutex_lock(&dev->lock); mutex_lock(&dev->lock);
v4l2 = kzalloc(sizeof(struct em28xx_v4l2), GFP_KERNEL); v4l2 = kzalloc(sizeof(struct em28xx_v4l2), GFP_KERNEL);
if (v4l2 == NULL) { if (!v4l2) {
em28xx_info("em28xx_v4l: memory allocation failed\n");
mutex_unlock(&dev->lock); mutex_unlock(&dev->lock);
return -ENOMEM; return -ENOMEM;
} }
@ -2439,7 +2440,7 @@ static int em28xx_v4l2_init(struct em28xx *dev)
#endif #endif
ret = v4l2_device_register(&dev->udev->dev, &v4l2->v4l2_dev); ret = v4l2_device_register(&dev->udev->dev, &v4l2->v4l2_dev);
if (ret < 0) { if (ret < 0) {
em28xx_errdev("Call to v4l2_device_register() failed!\n"); pr_err("Call to v4l2_device_register() failed!\n");
goto err; goto err;
} }
@ -2523,7 +2524,7 @@ static int em28xx_v4l2_init(struct em28xx *dev)
/* Configure audio */ /* Configure audio */
ret = em28xx_audio_setup(dev); ret = em28xx_audio_setup(dev);
if (ret < 0) { if (ret < 0) {
em28xx_errdev("%s: Error while setting audio - error [%d]!\n", pr_err("%s: Error while setting audio - error [%d]!\n",
__func__, ret); __func__, ret);
goto unregister_dev; goto unregister_dev;
} }
@ -2551,7 +2552,7 @@ static int em28xx_v4l2_init(struct em28xx *dev)
/* 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) {
em28xx_errdev("%s: em28xx_write_reg - msp34xx(1) failed! error [%d]\n", pr_err("%s: em28xx_write_reg - msp34xx(1) failed! error [%d]\n",
__func__, ret); __func__, ret);
goto unregister_dev; goto unregister_dev;
} }
@ -2559,7 +2560,7 @@ static int em28xx_v4l2_init(struct em28xx *dev)
ret = em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xff); ret = em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xff);
if (ret < 0) { if (ret < 0) {
em28xx_errdev("%s: em28xx_write_reg - msp34xx(2) failed! error [%d]\n", pr_err("%s: em28xx_write_reg - msp34xx(2) failed! error [%d]\n",
__func__, ret); __func__, ret);
goto unregister_dev; goto unregister_dev;
} }
@ -2661,7 +2662,7 @@ static int em28xx_v4l2_init(struct em28xx *dev)
ret = video_register_device(&v4l2->vdev, VFL_TYPE_GRABBER, ret = video_register_device(&v4l2->vdev, VFL_TYPE_GRABBER,
video_nr[dev->devno]); video_nr[dev->devno]);
if (ret) { if (ret) {
em28xx_errdev("unable to register video device (error=%i).\n", pr_err("unable to register video device (error=%i).\n",
ret); ret);
goto unregister_dev; goto unregister_dev;
} }
@ -2691,7 +2692,7 @@ static int em28xx_v4l2_init(struct em28xx *dev)
ret = video_register_device(&v4l2->vbi_dev, VFL_TYPE_VBI, ret = video_register_device(&v4l2->vbi_dev, VFL_TYPE_VBI,
vbi_nr[dev->devno]); vbi_nr[dev->devno]);
if (ret < 0) { if (ret < 0) {
em28xx_errdev("unable to register vbi device\n"); pr_err("unable to register vbi device\n");
goto unregister_dev; goto unregister_dev;
} }
} }
@ -2702,10 +2703,10 @@ static int em28xx_v4l2_init(struct em28xx *dev)
ret = video_register_device(&v4l2->radio_dev, VFL_TYPE_RADIO, ret = video_register_device(&v4l2->radio_dev, VFL_TYPE_RADIO,
radio_nr[dev->devno]); radio_nr[dev->devno]);
if (ret < 0) { if (ret < 0) {
em28xx_errdev("can't register radio device\n"); pr_err("can't register radio device\n");
goto unregister_dev; goto unregister_dev;
} }
em28xx_info("Registered radio device as %s\n", pr_info("Registered radio device as %s\n",
video_device_node_name(&v4l2->radio_dev)); video_device_node_name(&v4l2->radio_dev));
} }
@ -2715,17 +2716,17 @@ static int em28xx_v4l2_init(struct em28xx *dev)
#ifdef CONFIG_MEDIA_CONTROLLER #ifdef CONFIG_MEDIA_CONTROLLER
ret = v4l2_mc_create_media_graph(dev->media_dev); ret = v4l2_mc_create_media_graph(dev->media_dev);
if (ret) { if (ret) {
em28xx_errdev("failed to create media graph\n"); pr_err("failed to create media graph\n");
em28xx_v4l2_media_release(dev); em28xx_v4l2_media_release(dev);
goto unregister_dev; goto unregister_dev;
} }
#endif #endif
em28xx_info("V4L2 video device registered as %s\n", pr_info("V4L2 video device registered as %s\n",
video_device_node_name(&v4l2->vdev)); video_device_node_name(&v4l2->vdev));
if (video_is_registered(&v4l2->vbi_dev)) if (video_is_registered(&v4l2->vbi_dev))
em28xx_info("V4L2 VBI device registered as %s\n", pr_info("V4L2 VBI device registered as %s\n",
video_device_node_name(&v4l2->vbi_dev)); video_device_node_name(&v4l2->vbi_dev));
/* Save some power by putting tuner to sleep */ /* Save some power by putting tuner to sleep */
@ -2734,7 +2735,7 @@ static int em28xx_v4l2_init(struct em28xx *dev)
/* initialize videobuf2 stuff */ /* initialize videobuf2 stuff */
em28xx_vb2_setup(dev); em28xx_vb2_setup(dev);
em28xx_info("V4L2 extension successfully initialized\n"); pr_info("V4L2 extension successfully initialized\n");
kref_get(&dev->ref); kref_get(&dev->ref);
@ -2743,17 +2744,17 @@ static int em28xx_v4l2_init(struct em28xx *dev)
unregister_dev: unregister_dev:
if (video_is_registered(&v4l2->radio_dev)) { if (video_is_registered(&v4l2->radio_dev)) {
em28xx_info("V4L2 device %s deregistered\n", pr_info("V4L2 device %s deregistered\n",
video_device_node_name(&v4l2->radio_dev)); video_device_node_name(&v4l2->radio_dev));
video_unregister_device(&v4l2->radio_dev); video_unregister_device(&v4l2->radio_dev);
} }
if (video_is_registered(&v4l2->vbi_dev)) { if (video_is_registered(&v4l2->vbi_dev)) {
em28xx_info("V4L2 device %s deregistered\n", pr_info("V4L2 device %s deregistered\n",
video_device_node_name(&v4l2->vbi_dev)); video_device_node_name(&v4l2->vbi_dev));
video_unregister_device(&v4l2->vbi_dev); video_unregister_device(&v4l2->vbi_dev);
} }
if (video_is_registered(&v4l2->vdev)) { if (video_is_registered(&v4l2->vdev)) {
em28xx_info("V4L2 device %s deregistered\n", pr_info("V4L2 device %s deregistered\n",
video_device_node_name(&v4l2->vdev)); video_device_node_name(&v4l2->vdev));
video_unregister_device(&v4l2->vdev); video_unregister_device(&v4l2->vdev);
} }

18
drivers/media/usb/em28xx/em28xx.h
View File

@ -29,6 +29,8 @@
#define EM28XX_VERSION "0.2.2" #define EM28XX_VERSION "0.2.2"
#define DRIVER_DESC "Empia em28xx device driver" #define DRIVER_DESC "Empia em28xx device driver"
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
#include <linux/workqueue.h> #include <linux/workqueue.h>
#include <linux/i2c.h> #include <linux/i2c.h>
#include <linux/mutex.h> #include <linux/mutex.h>
@ -797,20 +799,4 @@ void em28xx_free_device(struct kref *ref);
int em28xx_detect_sensor(struct em28xx *dev); int em28xx_detect_sensor(struct em28xx *dev);
int em28xx_init_camera(struct em28xx *dev); int em28xx_init_camera(struct em28xx *dev);
/* printk macros */
#define em28xx_err(fmt, arg...) do {\
printk(KERN_ERR fmt , ##arg); } while (0)
#define em28xx_errdev(fmt, arg...) do {\
printk(KERN_ERR "%s: "fmt,\
dev->name , ##arg); } while (0)
#define em28xx_info(fmt, arg...) do {\
printk(KERN_INFO "%s: "fmt,\
dev->name , ##arg); } while (0)
#define em28xx_warn(fmt, arg...) do {\
printk(KERN_WARNING "%s: "fmt,\
dev->name , ##arg); } while (0)
#endif #endif