[Patch v2 11/22] ACPI: Set flag IORESOURCE_UNSET for unassigned resources

Jiang Liu
2015-01-28T20:31:47Z

Also set flag IORESOURCE_UNSET for unassigned resource in addition to
IORESOURCE_DISABLED to mark resource as unassigned.

Signed-off-by: Jiang Liu <jiang.liu@linux.intel.com>
---
drivers/acpi/resource.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/acpi/resource.c b/drivers/acpi/resource.c
index 32561290a4a0..5bf73a9f26d9 100644
--- a/drivers/acpi/resource.c
+++ b/drivers/acpi/resource.c
@@ -58,7 +58,7 @@ static void acpi_dev_memresource_flags(struct resource *res, u64 len,
res->flags = IORESOURCE_MEM;

if (!acpi_dev_resource_len_valid(res->start, res->end, len, false))
- res->flags |= IORESOURCE_DISABLED;
+ res->flags |= IORESOURCE_DISABLED | IORESOURCE_UNSET;

if (write_protect == ACPI_READ_WRITE_MEMORY)
res->flags |= IORESOURCE_MEM_WRITEABLE;
@@ -126,10 +126,10 @@ static void acpi_dev_ioresource_flags(struct resource *res, u64 len,
res->flags = IORESOURCE_IO;

if (!acpi_dev_resource_len_valid(res->start, res->end, len, true))
- res->flags |= IORESOURCE_DISABLED;
+ res->flags |= IORESOURCE_DISABLED | IORESOURCE_UNSET;

if (res->end >= 0x10003)
- res->flags |= IORESOURCE_DISABLED;
+ res->flags |= IORESOURCE_DISABLED | IORESOURCE_UNSET;

if (io_decode == ACPI_DECODE_16)
res->flags |= IORESOURCE_IO_16BIT_ADDR;
@@ -304,7 +304,7 @@ static void acpi_dev_irqresource_disabled(struct resource *res, u32 gsi)
{
res->start = gsi;
res->end = gsi;
- res->flags = IORESOURCE_IRQ | IORESOURCE_DISABLED;
+ res->flags = IORESOURCE_IRQ | IORESOURCE_DISABLED | IORESOURCE_UNSET;
}

static void acpi_dev_get_irqresource(struct resource *res, u32 gsi,
--
1.7.10.4