Hi Nicolas,
On Thu, 10 Dec 2020 at 04:39, Nicolas Saenz Julienne nsaenzjulienne@suse.de wrote:
Add the following functions to get a specific device's DMA ranges:
- dev_get_dma_range()
- ofnode_get_dma_range()
- of_get_dma_range()
- fdt_get_dma_range()
They are specially useful in oder to be able validate a physical address space range into a bus's and to convert addresses from and to address spaces.
Signed-off-by: Nicolas Saenz Julienne nsaenzjulienne@suse.de
Changes since v1:
- Fix wrong arguments in of_get_dma_range()'s call to of_translate_dma_address()
- Fix build in SPL/TPL and no LIBFDT supprt
- Add missing declaration in 'core/read.c'
- Address Matthias' comments
Please see my additional comments on v1
common/fdt_support.c | 73 ++++++++++++++++++++++++++++++++++++++++++ drivers/core/of_addr.c | 71 ++++++++++++++++++++++++++++++++++++++++ drivers/core/ofnode.c | 9 ++++++ drivers/core/read.c | 9 ++++++ include/dm/of_addr.h | 17 ++++++++++ include/dm/ofnode.h | 16 +++++++++ include/dm/read.h | 21 ++++++++++++ include/fdt_support.h | 14 ++++++++ 8 files changed, 230 insertions(+)
Regards, Simon