diff --git a/drivers/media/video/em28xx/em28xx-cards.c b/drivers/media/video/em28xx/em28xx-cards.c index be78485c1664051bda444f4141cbf666d2070533..a4b61e5a7635456f9dac3e20081e12b200e83163 100644 --- a/drivers/media/video/em28xx/em28xx-cards.c +++ b/drivers/media/video/em28xx/em28xx-cards.c @@ -1456,7 +1456,7 @@ void em28xx_pre_card_setup(struct em28xx *dev) em28xx_set_mode(dev, EM28XX_ANALOG_MODE); /* Unlock device */ - em28xx_set_mode(dev, EM28XX_MODE_UNDEFINED); + em28xx_set_mode(dev, EM28XX_SUSPEND); } static void em28xx_setup_xc3028(struct em28xx *dev, struct xc2028_ctrl *ctl) diff --git a/drivers/media/video/em28xx/em28xx-core.c b/drivers/media/video/em28xx/em28xx-core.c index 71a1aaaa982ec695da0afc628767a1136fa92718..c3ff8ad416e6d4e8f44d344f5e54d4c0becb4d9f 100644 --- a/drivers/media/video/em28xx/em28xx-core.c +++ b/drivers/media/video/em28xx/em28xx-core.c @@ -737,12 +737,14 @@ int em28xx_gpio_set(struct em28xx *dev, struct em28xx_reg_seq *gpio) if (!gpio) return rc; - em28xx_write_reg(dev, 0x48, 0x00); - if (dev->mode == EM28XX_ANALOG_MODE) - em28xx_write_reg(dev, EM28XX_R12_VINENABLE, 0x67); - else - em28xx_write_reg(dev, EM28XX_R12_VINENABLE, 0x37); - msleep(6); + if (dev->mode != EM28XX_SUSPEND) { + em28xx_write_reg(dev, 0x48, 0x00); + if (dev->mode == EM28XX_ANALOG_MODE) + em28xx_write_reg(dev, EM28XX_R12_VINENABLE, 0x67); + else + em28xx_write_reg(dev, EM28XX_R12_VINENABLE, 0x37); + msleep(6); + } /* Send GPIO reset sequences specified at board entry */ while (gpio->sleep >= 0) { @@ -767,9 +769,12 @@ int em28xx_set_mode(struct em28xx *dev, enum em28xx_mode set_mode) if (dev->mode == set_mode) return 0; - if (set_mode == EM28XX_MODE_UNDEFINED) { + if (set_mode == EM28XX_SUSPEND) { dev->mode = set_mode; - return 0; + + /* FIXME: add suspend support for ac97 */ + + return em28xx_gpio_set(dev, dev->board.suspend_gpio); } dev->mode = set_mode; diff --git a/drivers/media/video/em28xx/em28xx-dvb.c b/drivers/media/video/em28xx/em28xx-dvb.c index 09c15cc088a627b41411701366c3c155bb756c97..211156d458f0de94622bb7acd093895bfb577899 100644 --- a/drivers/media/video/em28xx/em28xx-dvb.c +++ b/drivers/media/video/em28xx/em28xx-dvb.c @@ -161,7 +161,7 @@ static int stop_streaming(struct em28xx_dvb *dvb) em28xx_uninit_isoc(dev); - em28xx_set_mode(dev, EM28XX_MODE_UNDEFINED); + em28xx_set_mode(dev, EM28XX_SUSPEND); return 0; } @@ -215,7 +215,7 @@ static int em28xx_dvb_bus_ctrl(struct dvb_frontend *fe, int acquire) if (acquire) return em28xx_set_mode(dev, EM28XX_DIGITAL_MODE); else - return em28xx_set_mode(dev, EM28XX_MODE_UNDEFINED); + return em28xx_set_mode(dev, EM28XX_SUSPEND); } /* ------------------------------------------------------------------ */ @@ -466,12 +466,12 @@ static int dvb_init(struct em28xx *dev) if (result < 0) goto out_free; - em28xx_set_mode(dev, EM28XX_MODE_UNDEFINED); + em28xx_set_mode(dev, EM28XX_SUSPEND); printk(KERN_INFO "Successfully loaded em28xx-dvb\n"); return 0; out_free: - em28xx_set_mode(dev, EM28XX_MODE_UNDEFINED); + em28xx_set_mode(dev, EM28XX_SUSPEND); kfree(dvb); dev->dvb = NULL; return result; diff --git a/drivers/media/video/em28xx/em28xx-video.c b/drivers/media/video/em28xx/em28xx-video.c index 87e9f1d7a95889e58ef095b3f1555588579c1f97..efa4c82532235307a4c921f3c4fd6306945ffb87 100644 --- a/drivers/media/video/em28xx/em28xx-video.c +++ b/drivers/media/video/em28xx/em28xx-video.c @@ -1697,7 +1697,7 @@ static int em28xx_v4l2_close(struct inode *inode, struct file *filp) /* do this before setting alternate! */ em28xx_uninit_isoc(dev); - em28xx_set_mode(dev, EM28XX_MODE_UNDEFINED); + em28xx_set_mode(dev, EM28XX_SUSPEND); /* set alternate 0 */ dev->alt = 0; diff --git a/drivers/media/video/em28xx/em28xx.h b/drivers/media/video/em28xx/em28xx.h index b2b41b3635e23ada03564c2f0d0d1258126c79ba..b505d44fed87317f96c95064ff53d03c8af25845 100644 --- a/drivers/media/video/em28xx/em28xx.h +++ b/drivers/media/video/em28xx/em28xx.h @@ -160,7 +160,7 @@ #define EM2800_I2C_WRITE_TIMEOUT 20 enum em28xx_mode { - EM28XX_MODE_UNDEFINED, + EM28XX_SUSPEND, EM28XX_ANALOG_MODE, EM28XX_DIGITAL_MODE, }; @@ -336,6 +336,7 @@ struct em28xx_board { unsigned int tda9887_conf; struct em28xx_reg_seq *dvb_gpio; + struct em28xx_reg_seq *suspend_gpio; unsigned int is_em2800:1; unsigned int has_msp34xx:1;