Commit Graph

4 Commits

Author SHA1 Message Date
Dave Airlie a8c6ecb3be Linux 4.0-rc3
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Merge tag 'v4.0-rc3' into drm-next

Linux 4.0-rc3 backmerge to fix two i915 conflicts, and get
some mainline bug fixes needed for my testing box

Conflicts:
	drivers/gpu/drm/i915/i915_drv.h
	drivers/gpu/drm/i915/intel_display.c
2015-03-09 19:58:30 +10:00
Boris Brezillon bd4248bb5e drm: atmel-hlcdc: reset layer A2Q and UPDATE bits when disabling it
The A2Q (Add To Queue) and UPDATE bits are left in their previous state
when resetting the layer.
This lead to weird behavior when enabling the plane again: the framebuffer
previously queued is dequeued and we end up with access to an old memory
region.

Reset those bits when resetting the channel.

Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com>
2015-02-24 11:45:11 +01:00
Boris Brezillon 2389fc1305 drm: atmel-hlcdc: Atomic mode-setting conversion
Convert the HLCDC driver to atomic mode-setting.

Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com>
Tested-by: Sylvain Rochet <sylvain.rochet@finsecur.com>
Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2015-02-22 21:00:06 +01:00
Boris Brezillon 1a396789f6 drm: add Atmel HLCDC Display Controller support
The Atmel HLCDC (HLCD Controller) IP available on some Atmel SoCs (i.e.
at91sam9n12, at91sam9x5 family or sama5d3 family) provides a display
controller device.

This display controller supports at least one primary plane and might
provide several overlays and an hardware cursor depending on the IP
version.

At the moment, this driver only implements an RGB connector to interface
with LCD panels, but support for other kind of external devices might be
added later.

Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com>
Reviewed-by: Rob Clark <robdclark@gmail.com>
Tested-by: Anthony Harivel <anthony.harivel@emtrion.de>
Tested-by: Ludovic Desroches <ludovic.desroches@atmel.com>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
2015-01-21 09:46:02 +01:00