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From: Thierry Reding <thierry.reding@gmail.com>
To: Inki Dae <inki.dae@samsung.com>
Cc: YoungJun Cho <yj44.cho@samsung.com>,
	airlied@linux.ie, dri-devel@lists.freedesktop.org,
	devicetree@vger.kernel.org, robh+dt@kernel.org,
	pawel.moll@arm.com, mark.rutland@arm.com,
	ijc+devicetree@hellion.org.uk, galak@codeaurora.org,
	linux-samsung-soc@vger.kernel.org,
	laurent.pinchart@ideasonboard.com, s.trumtrar@pengutronix.de,
	djkurtz@chromium.org, kyungmin.park@samsung.com,
	kgene.kim@samsung.com, jy0922.shim@samsung.com,
	sw0312.kim@samsung.com, a.hajda@samsung.com,
	Philipp Zabel <p.zabel@pengutronix.de>,
	Russell King <rmk+kernel@arm.linux.org.uk>
Subject: Re: [PATCH v2 04/18] video: add command mode and command mode display timing
Date: Thu, 22 May 2014 15:53:45 +0200	[thread overview]
Message-ID: <20140522135340.GA8761@ulmo> (raw)
In-Reply-To: <537DF6A6.1080804@samsung.com>

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On Thu, May 22, 2014 at 10:07:50PM +0900, Inki Dae wrote:
> On 2014년 05월 21일 20:41, YoungJun Cho wrote:
> > Hi Therry
> > 
> > On 05/21/2014 08:02 PM, Thierry Reding wrote:
> >> On Wed, May 21, 2014 at 01:42:56PM +0900, YoungJun Cho wrote:
> >>> This patch is based on videomode and display_timing relevant codes.
> >>> To support command mode panel, it does not need to guide its timing
> >>> information to the display controller like video mode panel,
> >>> but it requires signal timings to transfer video data.
> >>> So this patch adds cmdmode struct, cmdmode_display_timing struct and
> >>> the according helper functions to convert cmdmode_display_timing
> >>> to a generic cmdmode.
> >>
> >> Can you point me to relevant documentation? I wasn't able to find it by
> >> a quick scan through the DSI specification.
> >>
> > 
> > I'm sorry to say that there is no specific one document.
> > 
> > I referred to several ones, CPU interface, I80 interface and
> > DBI document(last time you said it).
> > I think this is good to check it.
> > [ http://cache.freescale.com/files/dsp/doc/app_note/AN4180.pdf ]
> > 
> 
> Ping~. Is there other comment? If so then I'd like to pick them up. We
> would be happy for you leave reviewed-by or acked-by.

I'd rather not see this merged yet. Can somebody from the i.MX crowd
perhaps look at this, to see if they've had to solve a similar problem
(since the above document refers to i.MX)?

Adding Russell and Philipp for a second opinion.

Thierry

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  reply	other threads:[~2014-05-22 13:53 UTC|newest]

Thread overview: 39+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-05-21  4:42 [PATCH v2 00/18] drm/exynos: support MIPI DSI command mode display YoungJun Cho
2014-05-21  4:42 ` [PATCH v2 01/18] drm/exynos: dsi: move the EoT packets configuration point YoungJun Cho
2014-05-21  4:42 ` [PATCH v2 02/18] drm/exynos: use wait_event_timeout() for safety usage YoungJun Cho
2014-05-21  6:01   ` Daniel Kurtz
2014-05-21  6:28     ` YoungJun Cho
2014-05-21  6:45       ` Daniel Kurtz
2014-05-21 10:37         ` YoungJun Cho
2014-05-21  4:42 ` [PATCH v2 04/18] video: add command mode and command mode display timing YoungJun Cho
2014-05-21 11:02   ` Thierry Reding
2014-05-21 11:41     ` YoungJun Cho
2014-05-22 13:07       ` Inki Dae
2014-05-22 13:53         ` Thierry Reding [this message]
2014-05-26 10:14   ` Thierry Reding
2014-05-26 11:10     ` Heiko Stübner
2014-05-21  4:42 ` [PATCH v2 05/18] drm_modes: add command mode helpers YoungJun Cho
2014-05-21  4:42 ` [PATCH v2 06/18] ARM: dts: sysreg: add exynos5 compatible to DT bindings YoungJun Cho
2014-05-21  4:42 ` [PATCH v2 07/18] ARM: dts: samsung-fimd: add I80 specific properties YoungJun Cho
     [not found] ` <1400647390-26590-1-git-send-email-yj44.cho-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org>
2014-05-21  4:42   ` [PATCH v2 03/18] ARM: dts: video: add command mode display timing DT bindings YoungJun Cho
2014-05-21  4:43   ` [PATCH v2 08/18] drm/exynos: add TE handler to support MIPI DSI command mode interface YoungJun Cho
2014-05-21  4:43   ` [PATCH v2 15/18] ARM: dts: exynos4: add system register node YoungJun Cho
2014-05-21  4:43   ` [PATCH v2 16/18] ARM: dts: exynos5: add system register support YoungJun Cho
2014-05-21  4:43 ` [PATCH v2 09/18] drm/exynos: dsi: add TE handler to support command mode interface YoungJun Cho
2014-05-21  4:43 ` [PATCH v2 10/18] drm/exynos: fimd: support I80 interface YoungJun Cho
2014-05-26  9:00   ` Daniel Kurtz
2014-05-29  5:45     ` YoungJun Cho
2014-05-21  4:43 ` [PATCH v2 11/18] ARM: dts: exynos_dsim: add exynos5420 compatible to DT bindings YoungJun Cho
2014-05-21  4:43 ` [PATCH v2 12/18] drm/exynos: dsi: add driver data to support Exynos5420 YoungJun Cho
2014-05-21  4:43 ` [PATCH v2 13/18] ARM: dts: s6e3fa0: add DT bindings YoungJun Cho
2014-05-26 13:41   ` Thierry Reding
2014-05-27  6:28     ` Andrzej Hajda
2014-05-27  7:53       ` Thierry Reding
2014-05-27 14:24         ` Inki Dae
2014-05-27 20:21           ` Thierry Reding
2014-05-28  4:50             ` Inki Dae
2014-05-28  6:44               ` Andrzej Hajda
2014-05-30  3:08                 ` YoungJun Cho
2014-05-21  4:43 ` [PATCH v2 14/18] drm/panel: add S6E3FA0 driver YoungJun Cho
2014-05-21  4:43 ` [PATCH v2 17/18] ARM: dts: exynos5420: add mipi-phy node YoungJun Cho
2014-05-21  4:43 ` [PATCH v2 18/18] ARM: dts: exynos5420: add dsi node YoungJun Cho

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