Re: [Intel-gfx] [PATCH 1/8] drm/dp: add drm_dp_128b132b_read_aux_rd_interval()

2022-01-26 Thread Ville Syrjälä
On Tue, Jan 25, 2022 at 07:03:39PM +0200, Jani Nikula wrote: > The DP 2.0 errata changes DP_128B132B_TRAINING_AUX_RD_INTERVAL (DPCD > 0x2216) completely. Add a new function to read that. Follow-up will need > to clean up existing functions. > > v2: fix reversed interpretation of bit 7 meaning

[Intel-gfx] [PATCH 1/8] drm/dp: add drm_dp_128b132b_read_aux_rd_interval()

2022-01-25 Thread Jani Nikula
The DP 2.0 errata changes DP_128B132B_TRAINING_AUX_RD_INTERVAL (DPCD 0x2216) completely. Add a new function to read that. Follow-up will need to clean up existing functions. v2: fix reversed interpretation of bit 7 meaning (Uma) Cc: Uma Shankar Cc: Ville Syrjälä Signed-off-by: Jani Nikula ---