On 08/22/2012 01:56 AM, Antti Palosaari wrote:
> This is workaround / partial fix.
> 
> rtl2832u_power_ctrl() and rtl2832u_frontend_attach() needs to
> be go through carefully and fix properly. There is clearly
> some logical errors when handling power-management ang GPIOs...
> 
> Signed-off-by: Antti Palosaari <cr...@iki.fi>
> Cc: Thomas Mair <thomas.mai...@googlemail.com>
> ---
>  drivers/media/usb/dvb-usb-v2/rtl28xxu.c | 11 -----------
>  1 file changed, 11 deletions(-)
> 
> diff --git a/drivers/media/usb/dvb-usb-v2/rtl28xxu.c 
> b/drivers/media/usb/dvb-usb-v2/rtl28xxu.c
> index 1ccb99b..c246c50 100644
> --- a/drivers/media/usb/dvb-usb-v2/rtl28xxu.c
> +++ b/drivers/media/usb/dvb-usb-v2/rtl28xxu.c
> @@ -946,17 +946,6 @@ static int rtl2832u_power_ctrl(struct dvb_usb_device *d, 
> int onoff)
>               if (ret)
>                       goto err;
>  
> -             /* demod HW reset */
> -             ret = rtl28xx_rd_reg(d, SYS_DEMOD_CTL, &val);
> -             if (ret)
> -                     goto err;
> -             /* bit 5 to 0 */
> -             val &= 0xdf;
> -
> -             ret = rtl28xx_wr_reg(d, SYS_DEMOD_CTL, val);
> -             if (ret)
> -                     goto err;
> -
>               ret = rtl28xx_rd_reg(d, SYS_DEMOD_CTL, &val);
>               if (ret)
>                       goto err;
> 

Test: PASSED!
Working zapping on every hard/cold boot, soft/warm [re]boot and every
module(dvb_usb_rtl28xxu) [re]load.
Outside the box thinking!
Antti, thank you very much!

media_build
commit 420335f564c32517a791ecea3909af233925634d
1f4d:b803 G-Tek Electronics Group Lifeview LV5TDLX DVB-T [RTL2832U]

Cheers,
poma


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