renegade-project/linux-next
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5de0473982
linux-next/drivers/media/platform/vsp1
History
Kieran Bingham 5de0473982 media: vsp1: Provide a body pool 
Each display list allocates a body to store register values in a dma
accessible buffer from a dma_alloc_wc() allocation. Each of these
results in an entry in the IOMMU TLB, and a large number of display list
allocations adds pressure to this resource.

Reduce TLB pressure on the IPMMUs by allocating multiple display list
bodies in a single allocation, and providing these to the display list
through a 'body pool'. A pool can be allocated by the display list
manager or entities which require their own body allocations.

Signed-off-by: Kieran Bingham <kieran.bingham+renesas@ideasonboard.com>
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
2018-05-25 18:41:54 -04:00
..
Makefile media: v4l: vsp1: Add support for the DISCOM entity 2018-05-17 06:22:08 -04:00
vsp1_brx.c media: v4l: vsp1: Use SPDX license headers 2018-05-17 06:22:08 -04:00
vsp1_brx.h media: v4l: vsp1: Use SPDX license headers 2018-05-17 06:22:08 -04:00
vsp1_clu.c media: vsp1: Reword uses of 'fragment' as 'body' 2018-05-25 18:39:54 -04:00
vsp1_clu.h media: v4l: vsp1: Use SPDX license headers 2018-05-17 06:22:08 -04:00
vsp1_dl.c media: vsp1: Provide a body pool 2018-05-25 18:41:54 -04:00
vsp1_dl.h media: vsp1: Provide a body pool 2018-05-25 18:41:54 -04:00
vsp1_drm.c media: v4l: vsp1: Integrate DISCOM in display pipeline 2018-05-17 06:22:08 -04:00
vsp1_drm.h media: v4l: vsp1: Integrate DISCOM in display pipeline 2018-05-17 06:22:08 -04:00
vsp1_drv.c media: vsp1: Move video suspend resume handling to video object 2018-05-25 18:37:32 -04:00
vsp1_entity.c media: v4l: vsp1: Add support for the DISCOM entity 2018-05-17 06:22:08 -04:00
vsp1_entity.h media: v4l: vsp1: Add support for the DISCOM entity 2018-05-17 06:22:08 -04:00
vsp1_hgo.c media: v4l: vsp1: Use SPDX license headers 2018-05-17 06:22:08 -04:00
vsp1_hgo.h media: v4l: vsp1: Use SPDX license headers 2018-05-17 06:22:08 -04:00
vsp1_hgt.c media: v4l: vsp1: Use SPDX license headers 2018-05-17 06:22:08 -04:00
vsp1_hgt.h media: v4l: vsp1: Use SPDX license headers 2018-05-17 06:22:08 -04:00
vsp1_histo.c media: v4l: vsp1: Reset the crop and compose rectangles in the set_fmt helper 2018-05-17 06:22:08 -04:00
vsp1_histo.h media: v4l: vsp1: Use SPDX license headers 2018-05-17 06:22:08 -04:00
vsp1_hsit.c media: v4l: vsp1: Use SPDX license headers 2018-05-17 06:22:08 -04:00
vsp1_hsit.h media: v4l: vsp1: Use SPDX license headers 2018-05-17 06:22:08 -04:00
vsp1_lif.c media: v4l: vsp1: Share the CLU, LIF and LUT set_fmt pad operation code 2018-05-17 06:22:08 -04:00
vsp1_lif.h media: v4l: vsp1: Use SPDX license headers 2018-05-17 06:22:08 -04:00
vsp1_lut.c media: vsp1: Reword uses of 'fragment' as 'body' 2018-05-25 18:39:54 -04:00
vsp1_lut.h media: v4l: vsp1: Use SPDX license headers 2018-05-17 06:22:08 -04:00
vsp1_pipe.c media: vsp1: Move video suspend resume handling to video object 2018-05-25 18:37:32 -04:00
vsp1_pipe.h media: vsp1: Move video suspend resume handling to video object 2018-05-25 18:37:32 -04:00
vsp1_regs.h media: v4l: vsp1: Add support for the DISCOM entity 2018-05-17 06:22:08 -04:00
vsp1_rpf.c media: v4l: vsp1: Use SPDX license headers 2018-05-17 06:22:08 -04:00
vsp1_rwpf.c media: v4l: vsp1: Use SPDX license headers 2018-05-17 06:22:08 -04:00
vsp1_rwpf.h media: v4l: vsp1: Use SPDX license headers 2018-05-17 06:22:08 -04:00
vsp1_sru.c media: v4l: vsp1: Use SPDX license headers 2018-05-17 06:22:08 -04:00
vsp1_sru.h media: v4l: vsp1: Use SPDX license headers 2018-05-17 06:22:08 -04:00
vsp1_uds.c media: v4l: vsp1: Use SPDX license headers 2018-05-17 06:22:08 -04:00
vsp1_uds.h media: v4l: vsp1: Use SPDX license headers 2018-05-17 06:22:08 -04:00
vsp1_uif.c media: v4l: vsp1: Add support for the DISCOM entity 2018-05-17 06:22:08 -04:00
vsp1_uif.h media: v4l: vsp1: Add support for the DISCOM entity 2018-05-17 06:22:08 -04:00
vsp1_video.c media: vsp1: Move video suspend resume handling to video object 2018-05-25 18:37:32 -04:00
vsp1_video.h media: vsp1: Move video suspend resume handling to video object 2018-05-25 18:37:32 -04:00
vsp1_wpf.c media: v4l: vsp1: Use SPDX license headers 2018-05-17 06:22:08 -04:00
vsp1.h media: v4l: vsp1: Add support for the DISCOM entity 2018-05-17 06:22:08 -04:00