Re: [Intel-gfx] [PATCH] drm/i915: Fix rawclk readout for g4x

2017-05-05 Thread Ville Syrjälä
On Fri, May 05, 2017 at 09:48:08AM +0300, Jani Nikula wrote: > On Thu, 04 May 2017, ville.syrj...@linux.intel.com wrote: > > From: Ville Syrjälä > > > > Turns out our skills in decoding the CLKCFG register weren't good > > enough. On this particular elk the answer

Re: [Intel-gfx] [PATCH] drm/i915: Fix rawclk readout for g4x

2017-05-05 Thread Jani Nikula
On Thu, 04 May 2017, ville.syrj...@linux.intel.com wrote: > From: Ville Syrjälä > > Turns out our skills in decoding the CLKCFG register weren't good > enough. On this particular elk the answer we got was 400 MHz when > in reality the clock was running at 266 MHz,

[Intel-gfx] [PATCH] drm/i915: Fix rawclk readout for g4x

2017-05-04 Thread ville . syrjala
From: Ville Syrjälä Turns out our skills in decoding the CLKCFG register weren't good enough. On this particular elk the answer we got was 400 MHz when in reality the clock was running at 266 MHz, which then caused us to program a bogus AUX clock divider that