Some I2C adapters don't raise SDA by themselves when sending a bit. This
behavior can be seen with the DDC channel of SiS 300 graphics cards.
This patch adds the flag |set_sdahi| to |struct i2c_algo_bit_data|. With
the flags set to true, the I2C bit algo will raise SDA before reading each
bit from
Hi Thomas,
On Wed, Apr 27, 2016 at 08:11:54PM +0200, Thomas Zimmermann wrote:
> Some I2C adapters don't raise SDA by themselves when sending a bit. This
> behavior can be seen with the DDC channel of SiS 300 graphics cards.
I think you mean 'clients' or 'devices' here, not adapters (masters),
rig
Hi
Am 12.05.2016 um 11:05 schrieb Wolfram Sang:
> Hi Thomas,
>
> On Wed, Apr 27, 2016 at 08:11:54PM +0200, Thomas Zimmermann wrote:
>> Some I2C adapters don't raise SDA by themselves when sending a bit. This
>> behavior can be seen with the DDC channel of SiS 300 graphics cards.
>
> I think you
> I was playing with the DRM framework and an old SiS graphics card. I
> discovered this issue while trying to read the EDID from the monitor.
So, there is no upstream user yet?
> I have a few other SiS cards/models here and they all expose this
> behavior. So I guess it's intentional(==cheaper?
Hi
Am 13.05.2016 um 12:33 schrieb Wolfram Sang:
>
>> I was playing with the DRM framework and an old SiS graphics card. I
>> discovered this issue while trying to read the EDID from the monitor.
>
> So, there is no upstream user yet?
No.
>> I have a few other SiS cards/models here and they all
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