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drm: adv7511: mark ADV7511_REG_EDID_READ_CTRL volatile
authorWolfram Sang <wsa+renesas@sang-engineering.com>
Mon, 4 Jan 2016 02:33:46 +0000 (03:33 +0100)
committerWolfram Sang <wsa@the-dreams.de>
Tue, 2 Feb 2016 14:37:52 +0000 (15:37 +0100)
commitcd38a33750ace4300ef91b9ad668baf07c3bfd2b
tree49565e1a9904942ae5eae3dc6f5d498de61f8890tree | snapshot (tar.gz zip)
parentd0be8584b01160eb6f49e77f8e9c1da286bb4ffbcommit | diff
drm: adv7511: mark ADV7511_REG_EDID_READ_CTRL volatile

This register includes a counter which is decremented by the chip on I2C
failures. Also, it is reset when powering down.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Tested-by: Archit Taneja <architt@codeaurora.org>
drivers/gpu/drm/i2c/adv7511.c diff | blob | blame | history