#include <linux/kobject.h>
#include <linux/of_device.h>
#include <linux/platform_device.h>
+#include <linux/pm_runtime.h>
#include <linux/random.h>
#include <soc/tegra/fuse.h>
u32 value = 0;
int err;
+ err = pm_runtime_resume_and_get(fuse->dev);
+ if (err)
+ return err;
+
mutex_lock(&fuse->apbdma.lock);
fuse->apbdma.config.src_addr = fuse->phys + FUSE_BEGIN + offset;
reinit_completion(&fuse->apbdma.wait);
- clk_prepare_enable(fuse->clk);
-
dmaengine_submit(dma_desc);
dma_async_issue_pending(fuse->apbdma.chan);
time_left = wait_for_completion_timeout(&fuse->apbdma.wait,
else
value = *fuse->apbdma.virt;
- clk_disable_unprepare(fuse->clk);
-
out:
mutex_unlock(&fuse->apbdma.lock);
+ pm_runtime_put(fuse->dev);
return value;
}
.probe = tegra20_fuse_probe,
.info = &tegra20_fuse_info,
.soc_attr_group = &tegra_soc_attr_group,
+ .clk_suspend_on = false,
};