From 736a320bd285b4b90cdc49d1506461518979f240 Mon Sep 17 00:00:00 2001 From: Frank Schaefer Date: Tue, 26 Mar 2013 13:38:37 -0300 Subject: [PATCH] [media] em28xx: add chip id of the em2765 MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit This chip can be found in the SpeedLink VAD Laplace webcam (1ae7:9003 and 1ae7:9004). Signed-off-by: Frank Schäfer Signed-off-by: Mauro Carvalho Chehab --- drivers/media/usb/em28xx/em28xx-cards.c | 13 ++++++++++++- drivers/media/usb/em28xx/em28xx-reg.h | 1 + drivers/media/usb/em28xx/em28xx.h | 1 + 3 files changed, 14 insertions(+), 1 deletion(-) diff --git a/drivers/media/usb/em28xx/em28xx-cards.c b/drivers/media/usb/em28xx/em28xx-cards.c index 033b6cb..54e0362 100644 --- a/drivers/media/usb/em28xx/em28xx-cards.c +++ b/drivers/media/usb/em28xx/em28xx-cards.c @@ -3041,6 +3041,12 @@ static int em28xx_init_dev(struct em28xx *dev, struct usb_device *udev, case CHIP_ID_EM2750: chip_name = "em2750"; break; + case CHIP_ID_EM2765: + chip_name = "em2765"; + dev->wait_after_write = 0; + dev->is_em25xx = 1; + dev->eeprom_addrwidth_16bit = 1; + break; case CHIP_ID_EM2820: chip_name = "em2710/2820"; break; @@ -3151,7 +3157,12 @@ static int em28xx_init_dev(struct em28xx *dev, struct usb_device *udev, /* register i2c bus 1 */ if (dev->def_i2c_bus) { - retval = em28xx_i2c_register(dev, 1, EM28XX_I2C_ALGO_EM28XX); + if (dev->is_em25xx) + retval = em28xx_i2c_register(dev, 1, + EM28XX_I2C_ALGO_EM25XX_BUS_B); + else + retval = em28xx_i2c_register(dev, 1, + EM28XX_I2C_ALGO_EM28XX); if (retval < 0) { em28xx_errdev("%s: em28xx_i2c_register bus 1 - error [%d]!\n", __func__, retval); diff --git a/drivers/media/usb/em28xx/em28xx-reg.h b/drivers/media/usb/em28xx/em28xx-reg.h index 8fd3c7f..1b0ecd6 100644 --- a/drivers/media/usb/em28xx/em28xx-reg.h +++ b/drivers/media/usb/em28xx/em28xx-reg.h @@ -219,6 +219,7 @@ enum em28xx_chip_id { CHIP_ID_EM2860 = 34, CHIP_ID_EM2870 = 35, CHIP_ID_EM2883 = 36, + CHIP_ID_EM2765 = 54, CHIP_ID_EM2874 = 65, CHIP_ID_EM2884 = 68, CHIP_ID_EM28174 = 113, diff --git a/drivers/media/usb/em28xx/em28xx.h b/drivers/media/usb/em28xx/em28xx.h index aeee896..7be008f 100644 --- a/drivers/media/usb/em28xx/em28xx.h +++ b/drivers/media/usb/em28xx/em28xx.h @@ -482,6 +482,7 @@ struct em28xx { int model; /* index in the device_data struct */ int devno; /* marks the number of this device */ enum em28xx_chip_id chip_id; + unsigned int is_em25xx:1; /* em25xx/em276x/7x/8x family bridge */ unsigned char disconnected:1; /* device has been diconnected */ -- 2.7.4