[PATCH v2 2/3] drm/dp: Adjust i2c-over-aux retry count based on message size and i2c bus speed

2015-09-02 Thread Jani Nikula
On Tue, 01 Sep 2015, Daniel Vetter wrote: > On Tue, Sep 01, 2015 at 05:11:45PM +0200, Daniel Vetter wrote: >> On Tue, Sep 01, 2015 at 02:13:01PM +0300, Ville Syrjälä wrote: >> > On Tue, Sep 01, 2015 at 11:14:43AM +0200, Daniel Vetter wrote: >> > > On Wed, Aug 26, 2015 at 10:55:06PM +0300, ville.

[PATCH v2 2/3] drm/dp: Adjust i2c-over-aux retry count based on message size and i2c bus speed

2015-09-01 Thread Daniel Vetter
On Tue, Sep 01, 2015 at 05:11:45PM +0200, Daniel Vetter wrote: > On Tue, Sep 01, 2015 at 02:13:01PM +0300, Ville Syrjälä wrote: > > On Tue, Sep 01, 2015 at 11:14:43AM +0200, Daniel Vetter wrote: > > > On Wed, Aug 26, 2015 at 10:55:06PM +0300, ville.syrjala at > > > linux.intel.com wrote: > > > >

[PATCH v2 2/3] drm/dp: Adjust i2c-over-aux retry count based on message size and i2c bus speed

2015-09-01 Thread Daniel Vetter
On Tue, Sep 01, 2015 at 02:13:01PM +0300, Ville Syrjälä wrote: > On Tue, Sep 01, 2015 at 11:14:43AM +0200, Daniel Vetter wrote: > > On Wed, Aug 26, 2015 at 10:55:06PM +0300, ville.syrjala at linux.intel.com > > wrote: > > > From: Ville Syrjälä > > > > > > Calculate the number of retries we s

[PATCH v2 2/3] drm/dp: Adjust i2c-over-aux retry count based on message size and i2c bus speed

2015-09-01 Thread Ville Syrjälä
On Tue, Sep 01, 2015 at 11:14:43AM +0200, Daniel Vetter wrote: > On Wed, Aug 26, 2015 at 10:55:06PM +0300, ville.syrjala at linux.intel.com > wrote: > > From: Ville Syrjälä > > > > Calculate the number of retries we should do for each i2c-over-aux > > message based on the time it takes to perf

[PATCH v2 2/3] drm/dp: Adjust i2c-over-aux retry count based on message size and i2c bus speed

2015-09-01 Thread Jani Nikula
On Tue, 01 Sep 2015, Daniel Vetter wrote: > On Wed, Aug 26, 2015 at 10:55:06PM +0300, ville.syrjala at linux.intel.com > wrote: >> From: Ville Syrjälä >> >> Calculate the number of retries we should do for each i2c-over-aux >> message based on the time it takes to perform the i2c transfer vs.

[PATCH v2 2/3] drm/dp: Adjust i2c-over-aux retry count based on message size and i2c bus speed

2015-09-01 Thread Daniel Vetter
On Wed, Aug 26, 2015 at 10:55:06PM +0300, ville.syrjala at linux.intel.com wrote: > From: Ville Syrjälä > > Calculate the number of retries we should do for each i2c-over-aux > message based on the time it takes to perform the i2c transfer vs. the > aux transfer. We assume the shortest possibl

[PATCH v2 2/3] drm/dp: Adjust i2c-over-aux retry count based on message size and i2c bus speed

2015-08-26 Thread ville.syrj...@linux.intel.com
From: Ville Syrjälä Calculate the number of retries we should do for each i2c-over-aux message based on the time it takes to perform the i2c transfer vs. the aux transfer. We assume the shortest possible length for the aux transfer, and the longest possible (exluding clock stretching) for the i