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fix: fb: set overlay to 0

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when CONFIG_FB_OVERLAY=y, need set overlay=0,
otherwise the lcd driver doesn't know which
layer to get.

Signed-off-by: liushuai25 <liushuai25@xiaomi.com>
This commit is contained in:
liushuai25 2021-11-09 11:24:36 +08:00 • committed by Xiang Xiao
parent 421452690b
commit 02ff4a8a59
1 changed files with 3 additions and 0 deletions
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3
examples/fb/fb_main.c
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@ -346,6 +346,9 @@ int main(int argc, FAR char *argv[])
return EXIT_FAILURE;
}
/* Get the first overlay information */
state.oinfo.overlay = 0;
ret = ioctl(state.fd, FBIOGET_OVERLAYINFO,
(unsigned long)((uintptr_t)&state.oinfo));
if (ret < 0)