The rk3288 has several iommus. Each iommu belongs to a single master
device. There is one device (ISP) that has two slave iommus, but that
case is not yet supported by this driver.
At subsys init, the iommu driver registers itself as the iommu driver for
the platform bus. The master devices fin
On Wed, Oct 01 2014 at 01:25:33 AM, Arnd Bergmann wrote:
> On Tuesday 30 September 2014 18:28:12 Mitchel Humpherys wrote:
>> + */
>> +#define readl_poll_timeout(addr, val, cond, sleep_us, timeout_us) \
>> +({ \
>> + ktime_t timeout = ktime_add_us(ktime_get(), timeout_us); \
>> + might_
On Wed, Oct 1, 2014 at 3:20 AM, Daniel Kurtz wrote:
> The rk3288 has several iommus. Each iommu belongs to a single master
> device. There is one device (ISP) that has two slave iommus, but that
> case is not yet supported by this driver.
>
> At subsys init, the iommu driver registers itself as