From: Andrzej Hajda <a.hajda@samsung.com>
To: Neil Armstrong <narmstrong@baylibre.com>,
Laurent.pinchart@ideasonboard.com
Cc: jonas@kwiboo.se, hverkuil@xs4all.nl,
dri-devel@lists.freedesktop.org, jernej.skrabec@siol.net,
heiko@sntech.de, maxime.ripard@bootlin.com, hjc@rock-chips.com,
linux-amlogic@lists.infradead.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 1/5] drm/bridge: dw-hdmi: allow ycbcr420 modes for >= 0x200a
Date: Wed, 22 May 2019 08:07:48 +0200 [thread overview]
Message-ID: <020c82bc-15fd-6e23-a093-62abfa9b466d@samsung.com> (raw)
In-Reply-To: <20190520133753.23871-2-narmstrong@baylibre.com>
On 20.05.2019 15:37, Neil Armstrong wrote:
> Now the DW-HDMI Controller supports the HDMI2.0 modes, enable support
> for these modes in the connector if the platform supports them.
> We limit these modes to DW-HDMI IP version >= 0x200a which
> are designed to support HDMI2.0 display modes.
>
> Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
> Tested-by: Heiko Stuebner <heiko@sntech.de>
> ---
> drivers/gpu/drm/bridge/synopsys/dw-hdmi.c | 6 ++++++
> include/drm/bridge/dw_hdmi.h | 1 +
> 2 files changed, 7 insertions(+)
>
> diff --git a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c
> index ab7968c8f6a2..b50c49caf7ae 100644
> --- a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c
> +++ b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c
> @@ -2629,6 +2629,12 @@ __dw_hdmi_probe(struct platform_device *pdev,
> if (hdmi->phy.ops->setup_hpd)
> hdmi->phy.ops->setup_hpd(hdmi, hdmi->phy.data);
>
> + if (hdmi->version >= 0x200a)
> + hdmi->connector.ycbcr_420_allowed =
> + hdmi->plat_data->ycbcr_420_allowed;
> + else
> + hdmi->connector.ycbcr_420_allowed = false;
> +
I suspect else clause can be dropped.
Beside this:
Reviewed-by: Andrzej Hajda <a.hajda@samsung.com>
--
Regards
Andrzej
> memset(&pdevinfo, 0, sizeof(pdevinfo));
> pdevinfo.parent = dev;
> pdevinfo.id = PLATFORM_DEVID_AUTO;
> diff --git a/include/drm/bridge/dw_hdmi.h b/include/drm/bridge/dw_hdmi.h
> index 66e70770cce5..0f0e82638fbe 100644
> --- a/include/drm/bridge/dw_hdmi.h
> +++ b/include/drm/bridge/dw_hdmi.h
> @@ -130,6 +130,7 @@ struct dw_hdmi_plat_data {
> const struct drm_display_mode *mode);
> unsigned long input_bus_format;
> unsigned long input_bus_encoding;
> + bool ycbcr_420_allowed;
>
> /* Vendor PHY support */
> const struct dw_hdmi_phy_ops *phy_ops;
next prev parent reply other threads:[~2019-05-22 6:07 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-05-20 13:37 [PATCH 0/5] drm/meson: Add support for HDMI2.0 YUV420 4k60 Neil Armstrong
2019-05-20 13:37 ` [PATCH 1/5] drm/bridge: dw-hdmi: allow ycbcr420 modes for >= 0x200a Neil Armstrong
2019-05-22 6:07 ` Andrzej Hajda [this message]
2019-06-05 12:59 ` Neil Armstrong
2019-05-20 13:37 ` [PATCH 2/5] drm/bridge: add encoder support to specify bridge input format Neil Armstrong
2019-05-27 15:29 ` Jernej Škrabec
2019-06-07 13:38 ` Laurent Pinchart
2019-06-07 14:11 ` Neil Armstrong
2019-05-20 13:37 ` [PATCH 3/5] drm/bridge: dw-hdmi: Add support for dynamic output format setup Neil Armstrong
2019-05-27 15:30 ` Jernej Škrabec
2019-05-20 13:37 ` [PATCH 4/5] drm/meson: Add YUV420 output support Neil Armstrong
2019-06-06 17:11 ` Kevin Hilman
2019-05-20 13:37 ` [PATCH 5/5] drm/meson: Output in YUV444 if sink supports it Neil Armstrong
2019-06-06 17:16 ` Kevin Hilman
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