From: Benoit Parrot <bparrot@ti.com>
To: Jyri Sarha <jsarha@ti.com>
Cc: <dri-devel@lists.freedesktop.org>, <devicetree@vger.kernel.org>,
<tomi.valkeinen@ti.com>, <laurent.pinchart@ideasonboard.com>,
<peter.ujfalusi@ti.com>, <praneeth@ti.com>,
<yamonkar@cadence.com>, <sjakhade@cadence.com>,
<sam@ravnborg.org>, <robh+dt@kernel.org>, <maxime@cerno.tech>
Subject: Re: [PATCH v5 4/5] drm/tidss: New driver for TI Keystone platform Display SubSystem
Date: Mon, 13 Jan 2020 16:06:06 -0600 [thread overview]
Message-ID: <20200113220606.3ojuvl6mo6r7uubn@ti.com> (raw)
In-Reply-To: <082458208aca73c3a44e567abcea87046da038d6.1576857145.git.jsarha@ti.com>
Jyri Sarha <jsarha@ti.com> wrote on Fri [2019-Dec-20 17:55:12 +0200]:
> This patch adds a new DRM driver for Texas Instruments DSS IPs used on
> Texas Instruments Keystone K2G, AM65x, and J721e SoCs. The new DSS IP is
> a major change to the older DSS IP versions, which are supported by
> the omapdrm driver. While on higher level the Keystone DSS resembles
> the older DSS versions, the registers are completely different and the
> internal pipelines differ a lot.
>
> DSS IP found on K2G is an "ultra-light" version, and has only a single
> plane and a single output. The Keystone 3 DSS IPs are found on AM65x
> and J721E SoCs. AM65x DSS has two video ports, one full video plane,
> and another "lite" plane without scaling support. J721E has 4 video
> ports, 2 video planes and 2 lite planes. AM65x DSS has also integrated
> OLDI (LVDS) output.
>
> Version history:
>
> v2: - rebased on top of drm-next-2019-11-27
> - sort all include lines in all files
> - remove all include <drm/drmP.h>
> - remove select "select VIDEOMODE_HELPERS"
> - call dispc_vp_setup() later in tidss_crtc_atomic_flush() (there is no
> to call it in new modeset case as it is also called in vp_enable())
> - change probe sequence and drm_device allocation (follow example in
> drm_drv.c)
> - use __maybe_unused instead of #ifdef for pm functions
> - remove "struct drm_fbdev_cma *fbdev;" from driver data
> - check panel connector type before connecting it
>
> v3: no change
>
> v4: no change
>
> v5: - remove fifo underflow irq handling, it is not an error and
> it should be used for debug purposes only
> - memory tuning, prefetch plane fifo up to high-threshold value to
> minimize possibility of underflows.
>
> Co-developed-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
> Signed-off-by: Jyri Sarha <jsarha@ti.com>
Reviewed-by: Benoit Parrot <bparrot@ti.com>
next prev parent reply other threads:[~2020-01-13 22:02 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-12-20 15:55 [PATCH v5 0/5] drm/tidss: New driver for TI Keystone platform Display SubSystem Jyri Sarha
2019-12-20 15:55 ` [PATCH v5 1/5] dt-bindings: display: ti,k2g-dss: Add dt-schema yaml binding Jyri Sarha
2019-12-20 15:56 ` Maxime Ripard
2019-12-26 23:05 ` Rob Herring
2020-01-13 22:04 ` Benoit Parrot
2019-12-20 15:55 ` [PATCH v5 2/5] dt-bindings: display: ti,am65x-dss: " Jyri Sarha
2019-12-20 15:57 ` Maxime Ripard
2019-12-26 23:07 ` Rob Herring
2020-01-13 22:04 ` Benoit Parrot
2019-12-20 15:55 ` [PATCH v5 3/5] dt-bindings: display: ti,j721e-dss: " Jyri Sarha
2019-12-20 15:57 ` Maxime Ripard
2019-12-26 23:11 ` Rob Herring
2020-01-13 22:05 ` Benoit Parrot
2019-12-20 15:55 ` [PATCH v5 4/5] drm/tidss: New driver for TI Keystone platform Display SubSystem Jyri Sarha
2020-01-13 22:06 ` Benoit Parrot [this message]
2019-12-20 15:55 ` [PATCH v5 5/5] MAINTAINERS: add entry for tidss Jyri Sarha
2020-01-13 22:06 ` Benoit Parrot
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