Re: [PATCH v2 02/21] drm/armada: Introduce GEM object functions

2020-09-15 Thread Russell King - ARM Linux admin
On Tue, Sep 15, 2020 at 04:59:39PM +0200, Thomas Zimmermann wrote: > GEM object functions deprecate several similar callback interfaces in > struct drm_driver. This patch replaces the per-driver callbacks with > per-instance callbacks in armada. > > Signed-off-by: Thomas Zimmermann Acked-by: Rus

Re: [PATCH 1/4] drm/edid: Pass connector to AVI inforframe functions

2018-12-05 Thread Russell King - ARM Linux
On Tue, Nov 20, 2018 at 06:13:42PM +0200, Ville Syrjala wrote: > diff --git a/drivers/gpu/drm/i2c/tda998x_drv.c > b/drivers/gpu/drm/i2c/tda998x_drv.c > index a7c39f39793f..38c66fbc8276 100644 > --- a/drivers/gpu/drm/i2c/tda998x_drv.c > +++ b/drivers/gpu/drm/i2c/tda998x_drv.c > @@ -849,7 +849,8 @@

Re: noveau vs arm dma ops

2018-04-26 Thread Russell King - ARM Linux
(While there's a rain shower...) On Thu, Apr 26, 2018 at 02:09:42AM -0700, Christoph Hellwig wrote: > synopsis: > > drivers/gpu/drm/bridge/synopsys/dw-hdmi-i2s-audio.c:pdevinfo.dma_mask > = DMA_BIT_MASK(32); > drivers/gpu/drm/bridge/synopsys/dw-hdmi.c: pdevinfo.dma_mask =

Re: noveau vs arm dma ops

2018-04-25 Thread Russell King - ARM Linux
On Wed, Apr 25, 2018 at 11:35:13PM +0200, Daniel Vetter wrote: > On arm that doesn't work. The iommu api seems like a good fit, except > the dma-api tends to get in the way a bit (drm/msm apparently has > similar problems like tegra), and if you need contiguous memory > dma_alloc_coherent is the on

Re: noveau vs arm dma ops

2018-04-25 Thread Russell King - ARM Linux
On Wed, Apr 25, 2018 at 08:33:12AM -0700, Christoph Hellwig wrote: > On Wed, Apr 25, 2018 at 12:04:29PM +0200, Daniel Vetter wrote: > > - dma api hides the cache flushing requirements from us. GPUs love > > non-snooped access, and worse give userspace control over that. We want > > a strict sep

Re: noveau vs arm dma ops

2018-04-25 Thread Russell King - ARM Linux
On Wed, Apr 25, 2018 at 01:54:39AM -0700, Christoph Hellwig wrote: > [discussion about this patch, which should have been cced to the iommu > and linux-arm-kernel lists, but wasn't: > https://www.spinics.net/lists/dri-devel/msg173630.html] > > On Wed, Apr 25, 2018 at 09:41:51AM +0200, Thierry Re