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(parent: d45331b) | patch
drm/ast: Fixed reboot test may cause system hanged
authorY.C. Chen <yc_chen@aspeedtech.com>
Wed, 11 Apr 2018 01:27:39 +0000 (09:27 +0800)
committerDave Airlie <airlied@redhat.com>
Thu, 15 Aug 2019 03:04:57 +0000 (13:04 +1000)
commit05b439711f6ff8700e8660f97a1179650778b9cb
tree5becd511f360d29e872f03f33a360834e48a1f33tree
parentd45331b00ddb179e291766617259261c112db872commit | diff
drm/ast: Fixed reboot test may cause system hanged

There is another thread still access standard VGA I/O while loading drm driver.
Disable standard VGA I/O decode to avoid this issue.

Signed-off-by: Y.C. Chen <yc_chen@aspeedtech.com>
Reviewed-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/1523410059-18415-1-git-send-email-yc_chen@aspeedtech.com
drivers/gpu/drm/ast/ast_main.c diff | blob | history
drivers/gpu/drm/ast/ast_mode.c diff | blob | history
drivers/gpu/drm/ast/ast_post.c diff | blob | history
XArray, radix tree and IDR