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gpu: nvgpu: Get host1x device from DTS

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Currently the gpu driver assumes that the GPU is a child of host1x.
This is an invalid assumption and therefore we need to get the host1x
device from device tree based on nvidia,host1x property.

Bug 1311528
Bug 1434573

Change-Id: I097e39369aaa15ab6652cd23f353f88f7c2b9c48
Signed-off-by: Arto Merilainen <amerilainen@nvidia.com>
Reviewed-on: http://git-master/r/395664
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
Tested-by: Terje Bergstrom <tbergstrom@nvidia.com>
This commit is contained in:
Arto Merilainen
2014-04-11 17:46:07 +03:00
committed by Dan Willemsen
parent 596aa6e592
commit d224ca2008
4 changed files with 27 additions and 5 deletions
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3
drivers/gpu/nvgpu/gk20a/debug_gk20a.c
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@@ -147,8 +147,7 @@ static void gk20a_debug_show_channel(struct gk20a *g,
gk20a_debug_output(o, "%s on syncpt %u (%s) val %u\n",
(status == 3 || status == 8) ? "Waiting" : "Waited",
pbdma_syncpointb_syncpt_index_v(syncpointb),
nvhost_syncpt_get_name(
to_platform_device(g->dev->dev.parent),
nvhost_syncpt_get_name(g->host1x_dev,
pbdma_syncpointb_syncpt_index_v(syncpointb)),
pbdma_syncpointa_payload_v(syncpointa));