From: Sean Paul <sean@poorly.run>
To: Leonard Crestez <leonard.crestez@nxp.com>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>,
Philipp Zabel <p.zabel@pengutronix.de>,
Marek Vasut <marex@denx.de>, Stefan Agner <stefan@agner.ch>,
Shawn Guo <shawnguo@kernel.org>,
Fabio Estevam <fabio.estevam@nxp.com>,
David Airlie <airlied@linux.ie>,
Robert Chiras <robert.chiras@nxp.com>,
Anson Huang <Anson.Huang@nxp.com>,
dri-devel@lists.freedesktop.org, linux-imx@nxp.com,
kernel@pengutronix.de, linux-kernel@vger.kernel.org
Subject: Re: [RESEND 0/5] drm/mxsfb: Fix runtime PM for unpowering lcdif block
Date: Wed, 26 Sep 2018 04:13:29 -0400 [thread overview]
Message-ID: <20180926081329.GO72545@art_vandelay> (raw)
In-Reply-To: <cover.1537191359.git.leonard.crestez@nxp.com>
On Mon, Sep 17, 2018 at 04:42:10PM +0300, Leonard Crestez wrote:
> Adding lcdif nodes to a power domain currently doesn't work, it results
> in black/corrupted screens or hangs. While the driver does enable
> runtime pm it does not deal correctly with the block being unpowered.
>
> ---
>
> All patches in this series have review tags from a while ago and I
> tested them again on top of next-20180913. No changes since last
> version: https://lkml.org/lkml/2018/8/27/299
>
> This series stalled so I reached out to Marek on IRC and he was
> surprised to be listed as maintainer and asked me to resend and add
> Daniel Vetter.
>
> Perhaps it would help to clarify that the pengutronix people should feel
> free to push patches in this area?
>
> Right now drm/imx is mostly for IPUv3 but there are other display output
> paths on imx, such as the LCDIF supported by this driver. This LCDIF
> block is included on imx8 so still quite relevant.
>
> Leonard Crestez (5):
> drm/mxsfb: Move axi clk enable/disable to crtc enable/disable
> drm/mxsfb: Fix initial corrupt frame when activating display
> drm/mxsfb: Add pm_runtime calls to pipe_enable/disable
> drm/mxsfb: Add PM_SLEEP support
> drm/mxsfb: Switch to drm_atomic_helper_commit_tail_rpm
The whole set is
Reviewed-by: Sean Paul <seanpaul@chromium.org>
>
> drivers/gpu/drm/mxsfb/mxsfb_crtc.c | 53 +++++++++++++++++++-----------
> drivers/gpu/drm/mxsfb/mxsfb_drv.c | 40 ++++++++++++++++++++++
> 2 files changed, 74 insertions(+), 19 deletions(-)
>
> --
> 2.17.1
>
--
Sean Paul, Software Engineer, Google / Chromium OS
next prev parent reply other threads:[~2018-09-26 8:13 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-09-17 13:42 [RESEND 0/5] drm/mxsfb: Fix runtime PM for unpowering lcdif block Leonard Crestez
2018-09-17 13:42 ` [RESEND 1/5] drm/mxsfb: Move axi clk enable/disable to crtc enable/disable Leonard Crestez
2018-09-17 13:42 ` [RESEND 2/5] drm/mxsfb: Fix initial corrupt frame when activating display Leonard Crestez
2018-09-17 13:42 ` [RESEND 3/5] drm/mxsfb: Add pm_runtime calls to pipe_enable/disable Leonard Crestez
2018-09-17 13:42 ` [RESEND 4/5] drm/mxsfb: Add PM_SLEEP support Leonard Crestez
2018-09-17 13:42 ` [RESEND 5/5] drm/mxsfb: Switch to drm_atomic_helper_commit_tail_rpm Leonard Crestez
2018-09-17 19:16 ` [RESEND 0/5] drm/mxsfb: Fix runtime PM for unpowering lcdif block Sean Paul
2018-09-17 19:34 ` Leonard Crestez
2018-09-17 23:37 ` Stefan Agner
2018-09-20 15:59 ` Leonard Crestez
2018-09-20 16:39 ` Sean Paul
2018-09-26 20:12 ` Stefan Agner
2018-09-26 8:13 ` Sean Paul [this message]
-- strict thread matches above, loose matches on Subject: below --
2018-08-27 11:10 Leonard Crestez
2018-08-27 12:02 ` Philipp Zabel
2018-09-03 13:51 ` Leonard Crestez
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