Re: [PATCH] drm/exynos/hdmi: fix disable sequence

[Marek Szyprowski <m.szyprowski@samsung.com>]

Hi

On 2017-07-12 12:01, Andrzej Hajda wrote:
> The "Fixes" patch was incorrectly merged, as a result PHY is prematurely
> powered off and for example Odroid-U3 cannot disable TV power domain
> when HDMI cable is unplugged.
>
> Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>
> Reported-by: Marek Szyprowski <m.szyprowski@samsung.com>
> Fixes: 625e63e2 ("drm/exynos/hdmi: fix pipeline disable order")~

This patch finally fixes the 'Power domain TV disable failed' issue in 
linux-next.

Tested-by: Marek Szyprowski <m.szyprowski@samsung.com>

> ---
>   drivers/gpu/drm/exynos/exynos_hdmi.c | 2 --
>   1 file changed, 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/exynos/exynos_hdmi.c b/drivers/gpu/drm/exynos/exynos_hdmi.c
> index e65cdbf..b1718d8 100644
> --- a/drivers/gpu/drm/exynos/exynos_hdmi.c
> +++ b/drivers/gpu/drm/exynos/exynos_hdmi.c
> @@ -1501,8 +1501,6 @@ static void hdmi_disable(struct drm_encoder *encoder)
>   	 */
>   	cancel_delayed_work(&hdata->hotplug_work);
>   	cec_notifier_set_phys_addr(hdata->notifier, CEC_PHYS_ADDR_INVALID);
> -
> -	hdmiphy_disable(hdata);
>   }
>   
>   static const struct drm_encoder_helper_funcs exynos_hdmi_encoder_helper_funcs = {

Best regards
-- 
Marek Szyprowski, PhD
Samsung R&D Institute Poland