if (!ipmmu)
return;
- mutex_lock(&ipmmu->flush_lock);
+ spin_lock(&ipmmu->flush_lock);
if (ipmmu->tlb_enabled)
ipmmu_reg_write(ipmmu, IMCTR1, IMCTR1_FLUSH | IMCTR1_TLBEN);
else
ipmmu_reg_write(ipmmu, IMCTR1, IMCTR1_FLUSH);
- mutex_unlock(&ipmmu->flush_lock);
+ spin_unlock(&ipmmu->flush_lock);
}
void ipmmu_tlb_set(struct shmobile_ipmmu *ipmmu, unsigned long phys, int size,
if (!ipmmu)
return;
- mutex_lock(&ipmmu->flush_lock);
+ spin_lock(&ipmmu->flush_lock);
switch (size) {
default:
ipmmu->tlb_enabled = 0;
}
ipmmu_reg_write(ipmmu, IMTTBR, phys);
ipmmu_reg_write(ipmmu, IMASID, asid);
- mutex_unlock(&ipmmu->flush_lock);
+ spin_unlock(&ipmmu->flush_lock);
}
static int ipmmu_probe(struct platform_device *pdev)
dev_err(&pdev->dev, "cannot allocate device data\n");
return -ENOMEM;
}
- mutex_init(&ipmmu->flush_lock);
+ spin_lock_init(&ipmmu->flush_lock);
ipmmu->dev = &pdev->dev;
ipmmu->ipmmu_base = devm_ioremap_nocache(&pdev->dev, res->start,
resource_size(res));