[PATCH v2 0/2] PCI: get DMA configuration from parent device
m-karicheri2 at ti.com
Wed Dec 24 14:11:37 PST 2014
PCI devices on Keystone doesn't have correct dma_pfn_offset set. This patch
add capability to set the dma configuration such as dma-mask, dma_pfn_offset,
and dma ops etc using the information from DT. The prior RFCs and discussions
are available at  and  below.
 : https://firstname.lastname@example.org/msg790244.html
 : http://www.gossamer-threads.com/lists/linux/kernel/2024591
v2 - update size to coherent_dma_mask + 1 if dma-range info is missing
- also check the np for null.
v1 - updates based on the comments against initial RFC.
- Added a helper function to get the OF node of the parent
- Added an API in of_pci.c to update DMA configuration of the pci
Murali Karicheri (2):
of/pci: add of_pci_dma_configure() update dma configuration
PCI: update dma configuration from DT
drivers/of/of_pci.c | 73 ++++++++++++++++++++++++++++++++++++++++++++++++
drivers/pci/probe.c | 2 ++
include/linux/of_pci.h | 12 ++++++++
3 files changed, 87 insertions(+)
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