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drm/pl111: Support variants with broken VBLANK
authorLinus Walleij <linus.walleij@linaro.org>
Tue, 6 Feb 2018 09:35:39 +0000 (10:35 +0100)
committerLinus Walleij <linus.walleij@linaro.org>
Wed, 7 Feb 2018 08:08:46 +0000 (09:08 +0100)
commit08e3211251e36a506ff6b0c31620e362b5800f47
tree49d795cba06fb5e11375b3ebaa02cdd55958b84f
parenteedd6033b4c88d559afd7c8ac8a76fefcd9834a6
drm/pl111: Support variants with broken VBLANK

The early Integrator CLCD synthesized in the Integrator CP and
IM-PD1 FPGAs are broken: their vertical and next base interrupts
are not functional. Support these variants by simply disabling
the use of the vblank interrupt on these variants.

Reviewed-by: Eric Anholt <eric@anholt.net>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20180206093540.8147-4-linus.walleij@linaro.org
drivers/gpu/drm/pl111/pl111_display.c
drivers/gpu/drm/pl111/pl111_drm.h
drivers/gpu/drm/pl111/pl111_drv.c
drivers/gpu/drm/pl111/pl111_versatile.c