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-rw-r--r--drivers/gpu/host1x/bus.c18
-rw-r--r--drivers/gpu/host1x/dev.c4
-rw-r--r--drivers/gpu/host1x/hw/intr_hw.c24
-rw-r--r--drivers/gpu/host1x/hw/syncpt_hw.c2
-rw-r--r--drivers/gpu/host1x/job.c8
5 files changed, 32 insertions, 24 deletions
diff --git a/drivers/gpu/host1x/bus.c b/drivers/gpu/host1x/bus.c
index 7ece0e9058c6..f9cde03030fd 100644
--- a/drivers/gpu/host1x/bus.c
+++ b/drivers/gpu/host1x/bus.c
@@ -44,9 +44,12 @@ struct host1x_subdev {
* @np: device node
*/
static int host1x_subdev_add(struct host1x_device *device,
+ struct host1x_driver *driver,
struct device_node *np)
{
struct host1x_subdev *subdev;
+ struct device_node *child;
+ int err;
subdev = kzalloc(sizeof(*subdev), GFP_KERNEL);
if (!subdev)
@@ -59,6 +62,19 @@ static int host1x_subdev_add(struct host1x_device *device,
list_add_tail(&subdev->list, &device->subdevs);
mutex_unlock(&device->subdevs_lock);
+ /* recursively add children */
+ for_each_child_of_node(np, child) {
+ if (of_match_node(driver->subdevs, child) &&
+ of_device_is_available(child)) {
+ err = host1x_subdev_add(device, driver, child);
+ if (err < 0) {
+ /* XXX cleanup? */
+ of_node_put(child);
+ return err;
+ }
+ }
+ }
+
return 0;
}
@@ -87,7 +103,7 @@ static int host1x_device_parse_dt(struct host1x_device *device,
for_each_child_of_node(device->dev.parent->of_node, np) {
if (of_match_node(driver->subdevs, np) &&
of_device_is_available(np)) {
- err = host1x_subdev_add(device, np);
+ err = host1x_subdev_add(device, driver, np);
if (err < 0) {
of_node_put(np);
return err;
diff --git a/drivers/gpu/host1x/dev.c b/drivers/gpu/host1x/dev.c
index 778272514164..7f22c5c37660 100644
--- a/drivers/gpu/host1x/dev.c
+++ b/drivers/gpu/host1x/dev.c
@@ -134,8 +134,8 @@ static int host1x_probe(struct platform_device *pdev)
syncpt_irq = platform_get_irq(pdev, 0);
if (syncpt_irq < 0) {
- dev_err(&pdev->dev, "failed to get IRQ\n");
- return -ENXIO;
+ dev_err(&pdev->dev, "failed to get IRQ: %d\n", syncpt_irq);
+ return syncpt_irq;
}
host = devm_kzalloc(&pdev->dev, sizeof(*host), GFP_KERNEL);
diff --git a/drivers/gpu/host1x/hw/intr_hw.c b/drivers/gpu/host1x/hw/intr_hw.c
index dacb8009a605..37ebb51703fa 100644
--- a/drivers/gpu/host1x/hw/intr_hw.c
+++ b/drivers/gpu/host1x/hw/intr_hw.c
@@ -33,10 +33,10 @@ static void host1x_intr_syncpt_handle(struct host1x_syncpt *syncpt)
unsigned int id = syncpt->id;
struct host1x *host = syncpt->host;
- host1x_sync_writel(host, BIT_MASK(id),
- HOST1X_SYNC_SYNCPT_THRESH_INT_DISABLE(BIT_WORD(id)));
- host1x_sync_writel(host, BIT_MASK(id),
- HOST1X_SYNC_SYNCPT_THRESH_CPU0_INT_STATUS(BIT_WORD(id)));
+ host1x_sync_writel(host, BIT(id % 32),
+ HOST1X_SYNC_SYNCPT_THRESH_INT_DISABLE(id / 32));
+ host1x_sync_writel(host, BIT(id % 32),
+ HOST1X_SYNC_SYNCPT_THRESH_CPU0_INT_STATUS(id / 32));
schedule_work(&syncpt->intr.work);
}
@@ -50,9 +50,9 @@ static irqreturn_t syncpt_thresh_isr(int irq, void *dev_id)
for (i = 0; i < DIV_ROUND_UP(host->info->nb_pts, 32); i++) {
reg = host1x_sync_readl(host,
HOST1X_SYNC_SYNCPT_THRESH_CPU0_INT_STATUS(i));
- for_each_set_bit(id, &reg, BITS_PER_LONG) {
+ for_each_set_bit(id, &reg, 32) {
struct host1x_syncpt *syncpt =
- host->syncpt + (i * BITS_PER_LONG + id);
+ host->syncpt + (i * 32 + id);
host1x_intr_syncpt_handle(syncpt);
}
}
@@ -117,17 +117,17 @@ static void _host1x_intr_set_syncpt_threshold(struct host1x *host,
static void _host1x_intr_enable_syncpt_intr(struct host1x *host,
unsigned int id)
{
- host1x_sync_writel(host, BIT_MASK(id),
- HOST1X_SYNC_SYNCPT_THRESH_INT_ENABLE_CPU0(BIT_WORD(id)));
+ host1x_sync_writel(host, BIT(id % 32),
+ HOST1X_SYNC_SYNCPT_THRESH_INT_ENABLE_CPU0(id / 32));
}
static void _host1x_intr_disable_syncpt_intr(struct host1x *host,
unsigned int id)
{
- host1x_sync_writel(host, BIT_MASK(id),
- HOST1X_SYNC_SYNCPT_THRESH_INT_DISABLE(BIT_WORD(id)));
- host1x_sync_writel(host, BIT_MASK(id),
- HOST1X_SYNC_SYNCPT_THRESH_CPU0_INT_STATUS(BIT_WORD(id)));
+ host1x_sync_writel(host, BIT(id % 32),
+ HOST1X_SYNC_SYNCPT_THRESH_INT_DISABLE(id / 32));
+ host1x_sync_writel(host, BIT(id % 32),
+ HOST1X_SYNC_SYNCPT_THRESH_CPU0_INT_STATUS(id / 32));
}
static int _host1x_free_syncpt_irq(struct host1x *host)
diff --git a/drivers/gpu/host1x/hw/syncpt_hw.c b/drivers/gpu/host1x/hw/syncpt_hw.c
index c93f74fcce72..7b0270d60742 100644
--- a/drivers/gpu/host1x/hw/syncpt_hw.c
+++ b/drivers/gpu/host1x/hw/syncpt_hw.c
@@ -89,7 +89,7 @@ static int syncpt_cpu_incr(struct host1x_syncpt *sp)
host1x_syncpt_idle(sp))
return -EINVAL;
- host1x_sync_writel(host, BIT_MASK(sp->id),
+ host1x_sync_writel(host, BIT(sp->id % 32),
HOST1X_SYNC_SYNCPT_CPU_INCR(reg_offset));
wmb();
diff --git a/drivers/gpu/host1x/job.c b/drivers/gpu/host1x/job.c
index bee504406cfc..db509ab8874e 100644
--- a/drivers/gpu/host1x/job.c
+++ b/drivers/gpu/host1x/job.c
@@ -197,10 +197,6 @@ static unsigned int pin_job(struct host1x *host, struct host1x_job *job)
}
phys_addr = host1x_bo_pin(reloc->target.bo, &sgt);
- if (!phys_addr) {
- err = -EINVAL;
- goto unpin;
- }
job->addr_phys[job->num_unpins] = phys_addr;
job->unpins[job->num_unpins].bo = reloc->target.bo;
@@ -225,10 +221,6 @@ static unsigned int pin_job(struct host1x *host, struct host1x_job *job)
}
phys_addr = host1x_bo_pin(g->bo, &sgt);
- if (!phys_addr) {
- err = -EINVAL;
- goto unpin;
- }
if (!IS_ENABLED(CONFIG_TEGRA_HOST1X_FIREWALL) && host->domain) {
for_each_sg(sgt->sgl, sg, sgt->nents, j)
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