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authorShaohua Li2008-01-13 01:37:49 +0100
committerLen Brown2008-01-13 01:37:49 +0100
commit856608ee5e1ea37b8976ce01ddbd19a45da88921 (patch)
tree2e7b8ffa672c18481b4be787004f69be7f7d3fc5 /drivers/pnp/pnpacpi
parentMerge git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/v4l-dvb (diff)
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pnp: Failed to activate device 00:0a - Samsung P35 XVM 1600 III
PNP_WRITE requires protocol supports .set. If ACPI doesn't support _SRS, .set ismeanless, so PNP_WRITE. Signed-off-by: Shaohua Li <shaohua.li@intel.com> Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'drivers/pnp/pnpacpi')
-rw-r--r--drivers/pnp/pnpacpi/core.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/pnp/pnpacpi/core.c b/drivers/pnp/pnpacpi/core.c
index dada89906314..662b4c279cfc 100644
--- a/drivers/pnp/pnpacpi/core.c
+++ b/drivers/pnp/pnpacpi/core.c
@@ -183,7 +183,7 @@ static int __init pnpacpi_add_device(struct acpi_device *device)
if (ACPI_SUCCESS(status))
dev->capabilities |= PNP_CONFIGURABLE;
dev->capabilities |= PNP_READ;
- if (device->flags.dynamic_status)
+ if (device->flags.dynamic_status && (dev->capabilities & PNP_CONFIGURABLE))
dev->capabilities |= PNP_WRITE;
if (device->flags.removable)
dev->capabilities |= PNP_REMOVABLE;