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drm/cirrus: Use VGA macro constants to unblank

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Set the VGA bit for unblanking with macro constants instead of magic
values. No functional changes.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Acked-by: Gerd Hoffmann <kraxel@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230215161517.5113-18-tzimmermann@suse.de
This commit is contained in:
Thomas Zimmermann 2023-02-15 17:15:17 +01:00
parent de7d09ffd5
commit f8d221dd97
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/tiny/cirrus.c
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@ -509,7 +509,7 @@ static void cirrus_crtc_helper_atomic_enable(struct drm_crtc *crtc,
cirrus_mode_set(cirrus, &crtc_state->mode);
/* Unblank (needed on S3 resume, vgabios doesn't do it then) */
outb(0x20, 0x3c0);
outb(VGA_AR_ENABLE_DISPLAY, VGA_ATT_W);
drm_dev_exit(idx);
}