Re: [PATCH 2/4] drm/bridge: ti-sn65dsi86: Make polling a busy loop

2020-10-29 Thread Doug Anderson
Hi, On Wed, Oct 28, 2020 at 6:12 PM Stephen Boyd wrote: > > There's no reason we need to wait here to poll a register over i2c. The > i2c bus is inherently slow and delays are practically part of the > protocol because we have to wait for the device to respond to any > request for a register. Let

[PATCH 2/4] drm/bridge: ti-sn65dsi86: Make polling a busy loop

2020-10-29 Thread Stephen Boyd
There's no reason we need to wait here to poll a register over i2c. The i2c bus is inherently slow and delays are practically part of the protocol because we have to wait for the device to respond to any request for a register. Let's rely on the sleeping of the i2c controller instead of adding any