From: Luc Verhaegen <libv@skynet.be>
To: Eric Anholt <eric@anholt.net>
Cc: dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org,
Stephen Warren <swarren@wwwdotorg.org>,
Lee Jones <lee@kernel.org>,
linux-kernel@vger.kernel.org,
linux-rpi-kernel@lists.infradead.org,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v2 1/7] drm/vc4: Add devicetree bindings for VC4.
Date: Wed, 26 Aug 2015 11:44:39 +0200 [thread overview]
Message-ID: <20150826094438.GB2032@skynet.be> (raw)
In-Reply-To: <1439934848-7196-2-git-send-email-eric@anholt.net>
On Tue, Aug 18, 2015 at 02:54:02PM -0700, Eric Anholt wrote:
> VC4 is the GPU (display and 3D) subsystem present on the 2835 and some
> other Broadcom SoCs.
> ...
> +Broadcom VC4 GPU
> +
> +The VC4 device present on the Raspberry Pi includes a display system
> +with HDMI output and the HVS scaler for compositing display planes.
Is this a direct hw driver implementation, banging registers, or is this
talking to the os/firmware/binary blob running on the videocore dsp?
Luc Verhaegen.
next prev parent reply other threads:[~2015-08-26 9:44 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-08-18 21:54 Raspberry Pi KMS-only driver V2 Eric Anholt
2015-08-18 21:54 ` [PATCH v2 1/7] drm/vc4: Add devicetree bindings for VC4 Eric Anholt
[not found] ` <1439934848-7196-2-git-send-email-eric-WhKQ6XTQaPysTnJN9+BGXg@public.gmane.org>
2015-08-19 20:38 ` Stefan Wahren
2015-08-26 9:44 ` Luc Verhaegen [this message]
[not found] ` <1439934848-7196-1-git-send-email-eric-WhKQ6XTQaPysTnJN9+BGXg@public.gmane.org>
2015-08-18 21:54 ` [PATCH v2 2/7] MAINTAINERS: Add myself for the new VC4 (RPi GPU) graphics driver Eric Anholt
2015-08-18 21:54 ` [PATCH v2 4/7] drm/vc4: Use the fbdev_cma helpers Eric Anholt
2015-08-18 21:54 ` [PATCH v2 3/7] drm/vc4: Add KMS support for Raspberry Pi Eric Anholt
2015-08-19 21:37 ` Stefan Wahren
2015-08-25 8:44 ` Daniel Vetter
2015-08-18 21:54 ` [PATCH v2 5/7] drm/vc4: Allow vblank to be disabled Eric Anholt
2015-08-18 21:54 ` [PATCH v2 6/7] ARM: bcm2835: Add the DDC I2C controller to the device tree Eric Anholt
[not found] ` <1439934848-7196-7-git-send-email-eric-WhKQ6XTQaPysTnJN9+BGXg@public.gmane.org>
2015-08-26 2:02 ` Stephen Warren
2015-08-18 21:54 ` [PATCH v2 7/7] ARM: bcm2835: Add VC4 " Eric Anholt
2015-08-26 2:04 ` Stephen Warren
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