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authorTomeu Vizoso <tomeu.vizoso@collabora.com>2016-03-18 12:22:02 +0100
committerMark Yao <mark.yao@rock-chips.com>2016-03-28 14:48:30 +0800
commiteac5ad8861639754a3976bfa1581a73e772624c6 (patch)
tree8f5d63c56c7d11339fe870b5673018c201bee2d7 /drivers/gpu
parentdrm/rockchip: cancel pending vblanks on close (diff)
downloadlinux-dev-eac5ad8861639754a3976bfa1581a73e772624c6.tar.xz
linux-dev-eac5ad8861639754a3976bfa1581a73e772624c6.zip
drm/rockchip: vop: Don't reject empty modesets
So that when DRM_IOCTL_MODE_SETCRTC is called without a FB nor mode, the CRTC gets disabled. Signed-off-by: Tomeu Vizoso <tomeu.vizoso@collabora.com> Link: http://lkml.kernel.org/g/CAAObsKAv+05ih5U+=4kic_NsjGMhfxYheHR8xXXmacZs+p5SHw@mail.gmail.com
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/rockchip/rockchip_drm_vop.c3
1 files changed, 0 insertions, 3 deletions
diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
index 44b2ba7b5cc9..c01a380e3bb9 100644
--- a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
+++ b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
@@ -907,9 +907,6 @@ static bool vop_crtc_mode_fixup(struct drm_crtc *crtc,
{
struct vop *vop = to_vop(crtc);
- if (adjusted_mode->htotal == 0 || adjusted_mode->vtotal == 0)
- return false;
-
adjusted_mode->clock =
clk_round_rate(vop->dclk, mode->clock * 1000) / 1000;