From: Marek Vasut <marex@denx.de>
To: Adam Ford <aford173@gmail.com>, dri-devel@lists.freedesktop.org
Cc: m.szyprowski@samsung.com, aford@beaconembedded.com,
Rob Herring <robh+dt@kernel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
Shawn Guo <shawnguo@kernel.org>,
Sascha Hauer <s.hauer@pengutronix.de>,
Pengutronix Kernel Team <kernel@pengutronix.de>,
Fabio Estevam <festevam@gmail.com>,
NXP Linux Team <linux-imx@nxp.com>,
Inki Dae <inki.dae@samsung.com>,
Jagan Teki <jagan@amarulasolutions.com>,
Andrzej Hajda <andrzej.hajda@intel.com>,
Neil Armstrong <neil.armstrong@linaro.org>,
Robert Foss <rfoss@kernel.org>,
Laurent Pinchart <Laurent.pinchart@ideasonboard.com>,
Jonas Karlman <jonas@kwiboo.se>,
Jernej Skrabec <jernej.skrabec@gmail.com>,
David Airlie <airlied@gmail.com>, Daniel Vetter <daniel@ffwll.ch>,
Frieder Schrempf <frieder.schrempf@kontron.de>,
devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 5/6] drm: bridge: samsung-dsim: Support non-burst mode
Date: Mon, 17 Apr 2023 00:13:38 +0200 [thread overview]
Message-ID: <807aa6c6-bbea-abcc-172d-17e22d1a3988@denx.de> (raw)
In-Reply-To: <20230415104104.5537-5-aford173@gmail.com>
On 4/15/23 12:41, Adam Ford wrote:
> The high-speed clock is hard-coded to the burst-clock
> frequency specified in the device tree. However, when
> using devices like certain bridge chips without burst mode
> and varying resolutions and refresh rates, it may be
> necessary to set the high-speed clock dynamically based
> on the desired pixel clock for the connected device.
The link rate negotiation should happen internally between the nearest
bridge and DSIM, so please add that to DRM core instead of hacking
around it by tweaking the HS clock again.
next prev parent reply other threads:[~2023-04-16 22:13 UTC|newest]
Thread overview: 39+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-04-15 10:40 [PATCH 1/6] drm: bridge: samsung-dsim: Support multi-lane calculations Adam Ford
2023-04-15 10:40 ` [PATCH 2/6] drm: bridge: samsung-dsim: Fix PMS Calculator on imx8m[mnp] Adam Ford
2023-04-16 22:07 ` Marek Vasut
2023-04-16 22:31 ` Adam Ford
2023-04-17 7:00 ` Alexander Stein
2023-04-18 11:53 ` Adam Ford
2023-04-20 19:15 ` Adam Ford
2023-04-15 10:41 ` [PATCH 3/6] drm: bridge: samsung-dsim: Fetch pll-clock-frequency automatically Adam Ford
2023-04-16 22:08 ` Marek Vasut
2023-04-18 2:29 ` Adam Ford
2023-04-18 8:30 ` Marek Vasut
2023-04-18 8:47 ` Lucas Stach
2023-04-19 10:41 ` Adam Ford
2023-04-21 11:25 ` Marek Szyprowski
2023-04-21 11:44 ` Adam Ford
2023-04-15 10:41 ` [PATCH 4/6] drm: bridge: samsung-dsim: Dynamically configure DPHY timing Adam Ford
2023-04-16 22:12 ` Marek Vasut
2023-04-17 8:37 ` Lucas Stach
2023-04-17 11:53 ` Adam Ford
2023-04-18 2:43 ` Adam Ford
2023-04-15 10:41 ` [PATCH 5/6] drm: bridge: samsung-dsim: Support non-burst mode Adam Ford
2023-04-16 22:13 ` Marek Vasut [this message]
2023-04-17 11:57 ` Adam Ford
2023-04-17 20:07 ` Marek Vasut
2023-04-17 22:24 ` Adam Ford
2023-04-17 23:23 ` Marek Vasut
2023-04-20 2:24 ` Adam Ford
2023-04-15 10:41 ` [PATCH 6/6] arm64: dts: imx8mn: Fix video clock parents Adam Ford
2023-04-16 22:02 ` [PATCH 1/6] drm: bridge: samsung-dsim: Support multi-lane calculations Marek Vasut
2023-04-17 8:43 ` Lucas Stach
2023-04-17 11:55 ` Adam Ford
2023-04-19 10:47 ` Adam Ford
2023-04-20 13:06 ` Lucas Stach
2023-04-20 13:24 ` Adam Ford
2023-04-20 13:42 ` Lucas Stach
2023-04-20 21:51 ` Adam Ford
2023-04-21 8:40 ` Lucas Stach
2023-04-21 11:28 ` Marek Szyprowski
2023-04-21 11:41 ` Adam Ford
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