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drm/bochs: Fix DPMS regression

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The recent rewrite with the use of regular atomic helpers broke the
DPMS unblanking on X11.  Fix it by moving the call of
bochs_hw_blank(false) from CRTC mode_set_nofb() to atomic_enable().

Fixes: 2037174993 ("drm/bochs: Use regular atomic helpers")
Link: https://bugzilla.suse.com/show_bug.cgi?id=1238209
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Reviewed-by: Thomas Zimmermann <tzimmermann@suse.de>
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20250304134203.20534-1-tiwai@suse.de
This commit is contained in:
Takashi Iwai
2025-03-04 14:41:57 +01:00
committed by Thomas Zimmermann
parent 23e0832d6d
commit 80da96d735
1 changed files with 3 additions and 2 deletions
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5
drivers/gpu/drm/tiny/bochs.c
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@@ -335,8 +335,6 @@ static void bochs_hw_setmode(struct bochs_device *bochs, struct drm_display_mode
bochs->xres, bochs->yres, bochs->bpp,
bochs->yres_virtual);
bochs_hw_blank(bochs, false);
bochs_dispi_write(bochs, VBE_DISPI_INDEX_ENABLE, 0);
bochs_dispi_write(bochs, VBE_DISPI_INDEX_BPP, bochs->bpp);
bochs_dispi_write(bochs, VBE_DISPI_INDEX_XRES, bochs->xres);
@@ -506,6 +504,9 @@ static int bochs_crtc_helper_atomic_check(struct drm_crtc *crtc,
static void bochs_crtc_helper_atomic_enable(struct drm_crtc *crtc,
struct drm_atomic_state *state)
{
struct bochs_device *bochs = to_bochs_device(crtc->dev);
bochs_hw_blank(bochs, false);
}
static void bochs_crtc_helper_atomic_disable(struct drm_crtc *crtc,