From: Thomas van Kleef <thomas@vitsch.nl> To: Maxime Ripard <maxime.ripard@free-electrons.com>, Daniel Vetter <daniel.vetter@intel.com>, David Airlie <airlied@linux.ie>, Chen-Yu Tsai <wens@csie.org> Cc: dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Thomas Petazzoni <thomas.petazzoni@free-electrons.com> Subject: Re: [PATCH 0/8] drm/sun4i: Support the Display Engine frontend Date: Wed, 13 Dec 2017 17:16:22 +0100 [thread overview] Message-ID: <407ed605-6c02-fae5-7cc8-e6119b26d49f@vitsch.nl> (raw) In-Reply-To: <cover.63722fe4aeb908cf3c6f73874bdf69b193fe43c9.1513178989.git-series.maxime.ripard@free-electrons.com> Hi, On 13-12-17 16:33, Maxime Ripard wrote: > Hi, > > This is a first serie to enable the display engine frontend. > > This hardware block is found in the first generation Display Engine from > Allwinner. Its role is to implement more advanced features that the > associated backend, even though the backend alone can be used (and was used > so far) for basic composition. > > Among those features, we will find hardware scaling, that is supported in > this serie, colorspace conversions, or more exotic formats support such as > the one output by the VPU. So, if I have read the code correctly. The frontend will be used whenever the input size differs from the output size. > > Let me know what you think, > Maxime > > Maxime Ripard (8): > drm/sun4i: backend: Move line stride setup to buffer setup function > drm/sun4i: backend: Allow a NULL plane pointer to retrieve the format > drm/sun4i: sun4i_layer: Add a custom plane state > drm/sun4i: crtc: Add a custom crtc atomic_check > drm/sun4i: Add a driver for the display frontend > drm/sun4i: sun4i_layer: Wire in the frontend > drm/sun4i: sun4i_layer: Add a custom atomic_check for the frontend > ARM: dts: sun8i: a33 Enable our display frontend > > arch/arm/boot/dts/sun8i-a33.dtsi | 1 +- > drivers/gpu/drm/sun4i/Makefile | 3 +- > drivers/gpu/drm/sun4i/sun4i_backend.c | 139 +++++++++- > drivers/gpu/drm/sun4i/sun4i_backend.h | 6 +- > drivers/gpu/drm/sun4i/sun4i_crtc.c | 14 +- > drivers/gpu/drm/sun4i/sun4i_drv.c | 16 +- > drivers/gpu/drm/sun4i/sun4i_drv.h | 1 +- > drivers/gpu/drm/sun4i/sun4i_frontend.c | 377 ++++++++++++++++++++++++++- > drivers/gpu/drm/sun4i/sun4i_frontend.h | 102 +++++++- > drivers/gpu/drm/sun4i/sun4i_layer.c | 75 ++++- > drivers/gpu/drm/sun4i/sun4i_layer.h | 11 +- > drivers/gpu/drm/sun4i/sunxi_engine.h | 2 +- > 12 files changed, 727 insertions(+), 20 deletions(-) > create mode 100644 drivers/gpu/drm/sun4i/sun4i_frontend.c > create mode 100644 drivers/gpu/drm/sun4i/sun4i_frontend.h > > base-commit: 4fbd8d194f06c8a3fd2af1ce560ddb31f7ec8323 >
WARNING: multiple messages have this Message-ID (diff)
From: thomas@vitsch.nl (Thomas van Kleef) To: linux-arm-kernel@lists.infradead.org Subject: [PATCH 0/8] drm/sun4i: Support the Display Engine frontend Date: Wed, 13 Dec 2017 17:16:22 +0100 [thread overview] Message-ID: <407ed605-6c02-fae5-7cc8-e6119b26d49f@vitsch.nl> (raw) In-Reply-To: <cover.63722fe4aeb908cf3c6f73874bdf69b193fe43c9.1513178989.git-series.maxime.ripard@free-electrons.com> Hi, On 13-12-17 16:33, Maxime Ripard wrote: > Hi, > > This is a first serie to enable the display engine frontend. > > This hardware block is found in the first generation Display Engine from > Allwinner. Its role is to implement more advanced features that the > associated backend, even though the backend alone can be used (and was used > so far) for basic composition. > > Among those features, we will find hardware scaling, that is supported in > this serie, colorspace conversions, or more exotic formats support such as > the one output by the VPU. So, if I have read the code correctly. The frontend will be used whenever the input size differs from the output size. > > Let me know what you think, > Maxime > > Maxime Ripard (8): > drm/sun4i: backend: Move line stride setup to buffer setup function > drm/sun4i: backend: Allow a NULL plane pointer to retrieve the format > drm/sun4i: sun4i_layer: Add a custom plane state > drm/sun4i: crtc: Add a custom crtc atomic_check > drm/sun4i: Add a driver for the display frontend > drm/sun4i: sun4i_layer: Wire in the frontend > drm/sun4i: sun4i_layer: Add a custom atomic_check for the frontend > ARM: dts: sun8i: a33 Enable our display frontend > > arch/arm/boot/dts/sun8i-a33.dtsi | 1 +- > drivers/gpu/drm/sun4i/Makefile | 3 +- > drivers/gpu/drm/sun4i/sun4i_backend.c | 139 +++++++++- > drivers/gpu/drm/sun4i/sun4i_backend.h | 6 +- > drivers/gpu/drm/sun4i/sun4i_crtc.c | 14 +- > drivers/gpu/drm/sun4i/sun4i_drv.c | 16 +- > drivers/gpu/drm/sun4i/sun4i_drv.h | 1 +- > drivers/gpu/drm/sun4i/sun4i_frontend.c | 377 ++++++++++++++++++++++++++- > drivers/gpu/drm/sun4i/sun4i_frontend.h | 102 +++++++- > drivers/gpu/drm/sun4i/sun4i_layer.c | 75 ++++- > drivers/gpu/drm/sun4i/sun4i_layer.h | 11 +- > drivers/gpu/drm/sun4i/sunxi_engine.h | 2 +- > 12 files changed, 727 insertions(+), 20 deletions(-) > create mode 100644 drivers/gpu/drm/sun4i/sun4i_frontend.c > create mode 100644 drivers/gpu/drm/sun4i/sun4i_frontend.h > > base-commit: 4fbd8d194f06c8a3fd2af1ce560ddb31f7ec8323 >
next prev parent reply other threads:[~2017-12-13 16:16 UTC|newest] Thread overview: 62+ messages / expand[flat|nested] mbox.gz Atom feed top [not found] <1513181781-0808628882.0a9bc10eb7@prakkezator.vehosting.nl> 2017-12-13 15:33 ` [PATCH 0/8] drm/sun4i: Support the Display Engine frontend Maxime Ripard 2017-12-13 15:33 ` Maxime Ripard 2017-12-13 15:33 ` Maxime Ripard 2017-12-13 15:33 ` [PATCH 1/8] drm/sun4i: backend: Move line stride setup to buffer setup function Maxime Ripard 2017-12-13 15:33 ` Maxime Ripard 2017-12-13 15:33 ` Maxime Ripard 2017-12-13 16:03 ` Neil Armstrong 2017-12-13 16:03 ` Neil Armstrong 2017-12-13 16:03 ` Neil Armstrong 2017-12-13 15:33 ` [PATCH 2/8] drm/sun4i: backend: Allow a NULL plane pointer to retrieve the format Maxime Ripard 2017-12-13 15:33 ` Maxime Ripard 2017-12-13 15:33 ` Maxime Ripard 2017-12-13 16:03 ` Neil Armstrong 2017-12-13 16:03 ` Neil Armstrong 2017-12-13 16:03 ` Neil Armstrong 2017-12-13 15:33 ` [PATCH 3/8] drm/sun4i: sun4i_layer: Add a custom plane state Maxime Ripard 2017-12-13 15:33 ` Maxime Ripard 2017-12-13 15:33 ` Maxime Ripard 2017-12-13 16:05 ` Neil Armstrong 2017-12-13 16:05 ` Neil Armstrong 2017-12-13 16:05 ` Neil Armstrong 2017-12-13 15:33 ` [PATCH 4/8] drm/sun4i: crtc: Add a custom crtc atomic_check Maxime Ripard 2017-12-13 15:33 ` Maxime Ripard 2017-12-13 15:33 ` Maxime Ripard 2017-12-13 16:06 ` Neil Armstrong 2017-12-13 16:06 ` Neil Armstrong 2017-12-13 16:06 ` Neil Armstrong 2017-12-13 15:33 ` [PATCH 5/8] drm/sun4i: Add a driver for the display frontend Maxime Ripard 2017-12-13 15:33 ` Maxime Ripard 2017-12-13 15:33 ` Maxime Ripard 2017-12-13 16:10 ` Neil Armstrong 2017-12-13 16:10 ` Neil Armstrong 2017-12-13 16:10 ` Neil Armstrong 2017-12-16 7:00 ` kbuild test robot 2017-12-16 7:00 ` kbuild test robot 2017-12-16 7:00 ` kbuild test robot 2017-12-13 15:33 ` [PATCH 6/8] drm/sun4i: sun4i_layer: Wire in the frontend Maxime Ripard 2017-12-13 15:33 ` Maxime Ripard 2017-12-13 16:11 ` Neil Armstrong 2017-12-13 16:11 ` Neil Armstrong 2017-12-13 16:11 ` Neil Armstrong 2017-12-13 16:23 ` Thomas van Kleef 2017-12-13 16:23 ` Thomas van Kleef 2017-12-14 10:32 ` Maxime Ripard 2017-12-14 10:32 ` Maxime Ripard 2017-12-14 10:32 ` Maxime Ripard 2017-12-16 9:17 ` kbuild test robot 2017-12-16 9:17 ` kbuild test robot 2017-12-16 9:17 ` kbuild test robot 2017-12-13 15:33 ` [PATCH 7/8] drm/sun4i: sun4i_layer: Add a custom atomic_check for " Maxime Ripard 2017-12-13 15:33 ` Maxime Ripard 2017-12-13 15:33 ` Maxime Ripard 2017-12-13 16:12 ` Neil Armstrong 2017-12-13 16:12 ` Neil Armstrong 2017-12-13 16:12 ` Neil Armstrong 2017-12-13 15:33 ` [PATCH 8/8] ARM: dts: sun8i: a33 Enable our display frontend Maxime Ripard 2017-12-13 15:33 ` Maxime Ripard 2017-12-13 16:16 ` Thomas van Kleef [this message] 2017-12-13 16:16 ` [PATCH 0/8] drm/sun4i: Support the Display Engine frontend Thomas van Kleef 2017-12-14 8:35 ` Maxime Ripard 2017-12-14 8:35 ` Maxime Ripard 2017-12-14 8:35 ` Maxime Ripard
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