[linux-dvb] 2.6.20 -> saa i2c messages

e9hack e9hack at googlemail.com
Fri Feb 16 00:35:18 CET 2007


Udo van den Heuvel wrote:
> Udo van den Heuvel wrote:
>   
>> What is different between 2.6.19.2 and 2.6.20?
>>     
>
> http://www.kernel.org/diff/diffview.cgi?file=%2Fpub%2Flinux%2Fkernel%2Fv2.6%2Fpatch-2.6.20.bz2;z=2314
> shows a patch in the area of our interest.
>
> Can I roll back just this patch to see if stuff changes back to the
> original behaviour?
>
>   
It exist an other related change. The i2c transfer mode was changed from
polling to interrupts. --- a/drivers/media/dvb/ttpci/budget-av.c +++
a/drivers/media/dvb/ttpci/budget-av.c
@@ -1277,7 +1293,7 @@ MODULE_DEVICE_TABLE(pci, pci_tbl);
static struct saa7146_extension budget_extension = {
.name = "budget_av",
- .flags = SAA7146_I2C_SHORT_DELAY,
+ .flags = SAA7146_USE_I2C_IRQ,
- Hartmut




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