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drm/tegra: Fixes for v4.5-rc7

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Two small fixes that restore PRIME support.
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Merge tag 'drm/tegra/for-4.5-rc7' of git://anongit.freedesktop.org/tegra/linux into drm-fixes

drm/tegra: Fixes for v4.5-rc7

Two small fixes that restore PRIME support.

* tag 'drm/tegra/for-4.5-rc7' of git://anongit.freedesktop.org/tegra/linux:
  gpu: host1x: Set DMA ops on device creation
  gpu: host1x: Set DMA mask
This commit is contained in:
Dave Airlie 2016-03-05 07:53:25 +10:00
commit 26bae5e04c
3 changed files with 10 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
drivers/gpu/host1x/bus.c
View file

@ -18,6 +18,7 @@
#include <linux/host1x.h>
#include <linux/of.h>
#include <linux/slab.h>
#include <linux/of_device.h>
#include "bus.h"
#include "dev.h"
@ -394,6 +395,7 @@ static int host1x_device_add(struct host1x *host1x,
device->dev.coherent_dma_mask = host1x->dev->coherent_dma_mask;
device->dev.dma_mask = &device->dev.coherent_dma_mask;
dev_set_name(&device->dev, "%s", driver->driver.name);
of_dma_configure(&device->dev, host1x->dev->of_node);
device->dev.release = host1x_device_release;
device->dev.bus = &host1x_bus_type;
device->dev.parent = host1x->dev;

7
drivers/gpu/host1x/dev.c
View file

@ -23,6 +23,7 @@
#include <linux/of_device.h>
#include <linux/clk.h>
#include <linux/io.h>
#include <linux/dma-mapping.h>
#define CREATE_TRACE_POINTS
#include <trace/events/host1x.h>
@ -68,6 +69,7 @@ static const struct host1x_info host1x01_info = {
.nb_bases = 8,
.init = host1x01_init,
.sync_offset = 0x3000,
.dma_mask = DMA_BIT_MASK(32),
};
static const struct host1x_info host1x02_info = {
@ -77,6 +79,7 @@ static const struct host1x_info host1x02_info = {
.nb_bases = 12,
.init = host1x02_init,
.sync_offset = 0x3000,
.dma_mask = DMA_BIT_MASK(32),
};
static const struct host1x_info host1x04_info = {
@ -86,6 +89,7 @@ static const struct host1x_info host1x04_info = {
.nb_bases = 64,
.init = host1x04_init,
.sync_offset = 0x2100,
.dma_mask = DMA_BIT_MASK(34),
};
static const struct host1x_info host1x05_info = {
@ -95,6 +99,7 @@ static const struct host1x_info host1x05_info = {
.nb_bases = 64,
.init = host1x05_init,
.sync_offset = 0x2100,
.dma_mask = DMA_BIT_MASK(34),
};
static struct of_device_id host1x_of_match[] = {
@ -148,6 +153,8 @@ static int host1x_probe(struct platform_device *pdev)
if (IS_ERR(host->regs))
return PTR_ERR(host->regs);
dma_set_mask_and_coherent(host->dev, host->info->dma_mask);
if (host->info->init) {
err = host->info->init(host);
if (err)

1
drivers/gpu/host1x/dev.h
View file

@ -96,6 +96,7 @@ struct host1x_info {
int nb_mlocks; /* host1x: number of mlocks */
int (*init)(struct host1x *); /* initialize per SoC ops */
int sync_offset;
u64 dma_mask; /* mask of addressable memory */
};
struct host1x {