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drm/rockchip: vop2: enable switch dclk to avoid turn off esmart pd failed

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When enable vrr by switch dclk, the dclk source may be vp1 dclk.
In this case, if we want turn off esmart pd, the vp1 dclk should
be enable.

Change-Id: I2ad5a716763607693723fc8af6275444edae3dee
Signed-off-by: Zhang Yubing <yubing.zhang@rock-chips.com>
This commit is contained in:
Zhang Yubing
2024-06-04 09:42:05 +08:00
parent 78afc36a99
commit bd5db4543a
1 changed files with 4 additions and 0 deletions
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4
drivers/gpu/drm/rockchip/rockchip_drm_vop2.c
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@@ -4773,6 +4773,8 @@ static void vop2_power_domain_off_by_disabled_vp(struct vop2_power_domain *pd)
}
if (vp) {
if (vp->dclk_switch)
clk_prepare_enable(vp->dclk_switch);
ret = clk_prepare_enable(vp->dclk);
if (ret < 0)
DRM_DEV_ERROR(vop2->dev, "failed to enable dclk for video port%d - %d\n",
@@ -4791,6 +4793,8 @@ static void vop2_power_domain_off_by_disabled_vp(struct vop2_power_domain *pd)
DRM_DEV_INFO(vop2->dev, "wait for vp%d dsp_hold timeout\n", vp->id);
vop2_dsp_hold_valid_irq_disable(crtc);
if (vp->dclk_switch)
clk_disable_unprepare(vp->dclk_switch);
clk_disable_unprepare(vp->dclk);
}
}