linux/drivers/gpu/drm/tinydrm/repaper.c, branch v4.14

drm/tinydrm: Generalize tinydrm_xrgb8888_to_gray8()

2017-08-09T15:55:50Z

This adds parameters for vaddr and clip to tinydrm_xrgb8888_to_gray8() to make it more generic. dma_buf_{begin,end}_cpu_access() are moved out to the repaper driver. Return type is change to void to simplify error handling by callers. Signed-off-by: David Lechner Signed-off-by: Noralf Trønnes Link: https://patchwork.freedesktop.org/patch/msgid/1502127581-10517-2-git-send-email-david@lechnology.com

drm/tinydrm: Add RePaper e-ink driver

2017-07-14T17:30:08Z

This adds support for the Pervasive Displays RePaper branded displays. The controller code is taken from the userspace driver available through repaper.org. Only the V231 film is supported since the others are EOL. Acked-by: Daniel Vetter Signed-off-by: Noralf Trønnes Link: http://patchwork.freedesktop.org/patch/msgid/1496934875-51984-5-git-send-email-noralf@tronnes.org