Re: [V5 PATCH 2/5] arm64 : Introduce support for ACPI _CCA object

2015-06-03 Thread Suravee Suthikulanit
On 5/28/2015 9:38 PM, Mark Salter wrote: On Wed, 2015-05-20 at 17:09 -0500, Suravee Suthikulpanit wrote: >Fromhttp://www.uefi.org/sites/default/files/resources/ACPI_6.0.pdf, >section 6.2.17 _CCA states that ARM platforms require ACPI _CCA >object to be specified for DMA-cabpable devices. Therefo

Re: [V5 PATCH 1/5] ACPI / scan: Parse _CCA and setup device coherency

2015-05-22 Thread Suravee Suthikulanit
On 5/22/2015 8:25 PM, Rafael J. Wysocki wrote: On Friday, May 22, 2015 07:15:17 PM Suravee Suthikulanit wrote: On 5/22/2015 6:05 PM, Rafael J. Wysocki wrote: On Friday, May 22, 2015 05:24:15 PM Suravee Suthikulanit wrote: Not sure if this went out earlier. So I am resending. On 5/22/15 16:56

Re: [V5 PATCH 1/5] ACPI / scan: Parse _CCA and setup device coherency

2015-05-22 Thread Suravee Suthikulanit
On 5/22/2015 6:05 PM, Rafael J. Wysocki wrote: On Friday, May 22, 2015 05:24:15 PM Suravee Suthikulanit wrote: Not sure if this went out earlier. So I am resending. On 5/22/15 16:56, Rafael J. Wysocki wrote: diff --git a/drivers/acpi/glue.c b/drivers/acpi/glue.c index 39c485b..b9657af 100644

Re: [V5 PATCH 1/5] ACPI / scan: Parse _CCA and setup device coherency

2015-05-22 Thread Suravee Suthikulanit
Not sure if this went out earlier. So I am resending. On 5/22/15 16:56, Rafael J. Wysocki wrote: diff --git a/drivers/acpi/glue.c b/drivers/acpi/glue.c >index 39c485b..b9657af 100644 >--- a/drivers/acpi/glue.c >+++ b/drivers/acpi/glue.c >@@ -13,6 +13,7 @@ > #include > #include > #include >

Re: [V4 PATCH 4/6] device property: Introduces device_dma_is_coherent()

2015-05-20 Thread Suravee Suthikulanit
On 5/20/2015 5:28 AM, Will Deacon wrote: On Fri, May 15, 2015 at 10:23:12PM +0100, Suravee Suthikulpanit wrote: Currently, device drivers, which support both OF and ACPI, need to call two separate APIs, of_dma_is_coherent() and acpi_dma_is_coherent()) to determine device coherency attribute. Th