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authorHenrique de Moraes Holschuh <hmh@hmh.eng.br>2007-07-19 04:45:40 +0200
committerLen Brown <len.brown@intel.com>2007-07-22 05:47:46 +0200
commit996fba08db7faf46b1a674957f60cd772ecd29ec (patch)
tree0420ce9a00b46abe7c20901347550fb973e2a297
parentACPI: thinkpad-acpi: checkpoint sysfs interface version due to input layer (diff)
downloadlinux-996fba08db7faf46b1a674957f60cd772ecd29ec.tar.xz
linux-996fba08db7faf46b1a674957f60cd772ecd29ec.zip
ACPI: thinkpad-acpi: rename pci HID constant
Rename an internal driver constant, on request by Len Brown. Also, document exactly what it is for. Signed-off-by: Henrique de Moraes Holschuh <hmh@hmh.eng.br> Signed-off-by: Len Brown <len.brown@intel.com>
-rw-r--r--drivers/misc/thinkpad_acpi.c7
-rw-r--r--drivers/misc/thinkpad_acpi.h1
2 files changed, 5 insertions, 3 deletions
diff --git a/drivers/misc/thinkpad_acpi.c b/drivers/misc/thinkpad_acpi.c
index c1e6a01d0857..78e41102a95c 100644
--- a/drivers/misc/thinkpad_acpi.c
+++ b/drivers/misc/thinkpad_acpi.c
@@ -2026,7 +2026,10 @@ static struct tp_acpi_drv_struct ibm_dock_acpidriver[2] = {
.type = ACPI_SYSTEM_NOTIFY,
},
{
- .hid = IBM_PCI_HID,
+ /* THIS ONE MUST NEVER BE USED FOR DRIVER AUTOLOADING.
+ * We just use it to get notifications of dock hotplug
+ * in very old thinkpads */
+ .hid = PCI_ROOT_HID_STRING,
.notify = dock_notify,
.handle = &pci_handle,
.type = ACPI_SYSTEM_NOTIFY,
@@ -2085,7 +2088,7 @@ static int __init dock_init2(struct ibm_init_struct *iibm)
static void dock_notify(struct ibm_struct *ibm, u32 event)
{
int docked = dock_docked();
- int pci = ibm->acpi->hid && strstr(ibm->acpi->hid, IBM_PCI_HID);
+ int pci = ibm->acpi->hid && strstr(ibm->acpi->hid, PCI_ROOT_HID_STRING);
if (event == 1 && !pci) /* 570 */
acpi_bus_generate_event(ibm->acpi->device, event, 1); /* button */
diff --git a/drivers/misc/thinkpad_acpi.h b/drivers/misc/thinkpad_acpi.h
index c5c1316ae3a6..fee04214a10b 100644
--- a/drivers/misc/thinkpad_acpi.h
+++ b/drivers/misc/thinkpad_acpi.h
@@ -107,7 +107,6 @@ static const char *str_supported(int is_supported);
/* ACPI HIDs */
#define IBM_HKEY_HID "IBM0068"
-#define IBM_PCI_HID "PNP0A03"
/* ACPI helpers */
static int __must_check acpi_evalf(acpi_handle handle,