]> git.karo-electronics.de Git - linux-beck.git/commit
drm: exynos: mixer: fix using usleep() in atomic context
authorTomasz Stanislawski <t.stanislaws@samsung.com>
Fri, 25 Sep 2015 12:48:29 +0000 (14:48 +0200)
committerInki Dae <daeinki@gmail.com>
Mon, 26 Oct 2015 06:10:12 +0000 (15:10 +0900)
commit02b3de431111014643c48a326b46d127df061658
tree317bcfb27110682d1a34f1d3d6606a7d863d290e
parentcf3e0fdd54f7d792e158cbb87ead1d9e6a5c58f7
drm: exynos: mixer: fix using usleep() in atomic context

This patch fixes calling usleep_range() after taking reg_slock
using spin_lock_irqsave(). The mdelay() is used instead.
Waiting in atomic context is not the best idea in general.
Hopefully, waiting occurs only when Video Processor fails
to reset correctly.

Signed-off-by: Tomasz Stanislawski <t.stanislaws@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
drivers/gpu/drm/exynos/exynos_mixer.c