Re: [Intel-gfx] [PATCH 3/3] drm/i915/dp: Disable Port sync mode correctly on teardown

2019-12-13 Thread Ville Syrjälä
On Fri, Dec 13, 2019 at 12:40:13PM -0800, Manasi Navare wrote: > On Fri, Dec 13, 2019 at 10:06:37PM +0200, Ville Syrjälä wrote: > > On Wed, Dec 11, 2019 at 01:14:25PM -0800, Manasi Navare wrote: > > > While clearing the Ports ync mode enable and master select bits > > > we need to make sure that we

Re: [Intel-gfx] [PATCH 3/3] drm/i915/dp: Disable Port sync mode correctly on teardown

2019-12-13 Thread Manasi Navare
On Fri, Dec 13, 2019 at 10:06:37PM +0200, Ville Syrjälä wrote: > On Wed, Dec 11, 2019 at 01:14:25PM -0800, Manasi Navare wrote: > > While clearing the Ports ync mode enable and master select bits > > we need to make sure that we perform a RMW for disable else > > it sets the other bits casuing unwa

Re: [Intel-gfx] [PATCH 3/3] drm/i915/dp: Disable Port sync mode correctly on teardown

2019-12-13 Thread Ville Syrjälä
On Wed, Dec 11, 2019 at 01:14:25PM -0800, Manasi Navare wrote: > While clearing the Ports ync mode enable and master select bits > we need to make sure that we perform a RMW for disable else > it sets the other bits casuing unwanted sideeffects. > > Bugzilla: https://gitlab.freedesktop.org/drm/int

Re: [Intel-gfx] [PATCH 3/3] drm/i915/dp: Disable Port sync mode correctly on teardown

2019-12-12 Thread Matt Roper
On Wed, Dec 11, 2019 at 01:14:25PM -0800, Manasi Navare wrote: > While clearing the Ports ync mode enable and master select bits > we need to make sure that we perform a RMW for disable else > it sets the other bits casuing unwanted sideeffects. > > Bugzilla: https://gitlab.freedesktop.org/drm/int

[Intel-gfx] [PATCH 3/3] drm/i915/dp: Disable Port sync mode correctly on teardown

2019-12-11 Thread Manasi Navare
While clearing the Ports ync mode enable and master select bits we need to make sure that we perform a RMW for disable else it sets the other bits casuing unwanted sideeffects. Bugzilla: https://gitlab.freedesktop.org/drm/intel/issues/5 Cc: Ville Syrjälä Cc: Jani Nikula Fixes: 51528afe7c5e ("drm