[PATCH v2 4/5] drm/bridge: it6505: modify DP link training work

Dmitry Baryshkov dmitry.baryshkov at oss.qualcomm.com
Sun Mar 30 18:45:10 UTC 2025


On Wed, Mar 26, 2025 at 01:34:16PM +0800, Hermes Wu via B4 Relay wrote:
> From: Hermes Wu <Hermes.wu at ite.com.tw>
> 
> The DP link training work include auto training and after
> auto training failed "AUTO_TRAIN_RETRY" times, it switch to
> step training mode.
> 
> It will more efficiency that finish link auto training,
> include retry, and step training in a work, rather than
> re-schedule train work when each training fail.
> 
> Drop auto_train_retry from it6505 structure,
> and it6505_dump() is remove from link trainig work,
> it takes too much time to read all register area,
> and is not necessary.
> 
> Signed-off-by: Hermes Wu <Hermes.wu at ite.com.tw>
> ---
>  drivers/gpu/drm/bridge/ite-it6505.c | 40 ++++++++++++++-----------------------
>  1 file changed, 15 insertions(+), 25 deletions(-)
> 

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov at oss.qualcomm.com>

-- 
With best wishes
Dmitry


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