Re: [RFC PATCH 3/3] PCI: iproc: Add dma reserve resources to host

2018-12-13 Thread poza
On 2018-12-13 14:47, Srinath Mannam wrote: Hi Oza, Thank you for the review. Please find my comments in lined. On Thu, Dec 13, 2018 at 11:33 AM wrote: On 2018-12-12 11:16, Srinath Mannam wrote: > IPROC host has the limitation that it can use > only those address ranges given by dma-ranges >

Re: [RFC PATCH 3/3] PCI: iproc: Add dma reserve resources to host

2018-12-13 Thread Srinath Mannam via iommu
Hi Oza, Thank you for the review. Please find my comments in lined. On Thu, Dec 13, 2018 at 11:33 AM wrote: > > On 2018-12-12 11:16, Srinath Mannam wrote: > > IPROC host has the limitation that it can use > > only those address ranges given by dma-ranges > > property as inbound address. > > So

Re: [RFC PATCH 3/3] PCI: iproc: Add dma reserve resources to host

2018-12-12 Thread poza
On 2018-12-12 11:16, Srinath Mannam wrote: IPROC host has the limitation that it can use only those address ranges given by dma-ranges property as inbound address. So that the memory address holes in dma-ranges should be reserved to allocate as DMA address. All such reserved addresses are