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Diffstat (limited to 'drivers/pci')
-rw-r--r--drivers/pci/hotplug.c44
-rw-r--r--drivers/pci/pci-driver.c6
-rw-r--r--drivers/pci/pci.h4
-rw-r--r--drivers/pci/quirks.c30
4 files changed, 57 insertions, 27 deletions
diff --git a/drivers/pci/hotplug.c b/drivers/pci/hotplug.c
index e1743be31909..1c97e7dd130b 100644
--- a/drivers/pci/hotplug.c
+++ b/drivers/pci/hotplug.c
@@ -3,8 +3,8 @@
#include <linux/module.h>
#include "pci.h"
-int pci_hotplug (struct device *dev, char **envp, int num_envp,
- char *buffer, int buffer_size)
+int pci_uevent(struct device *dev, char **envp, int num_envp,
+ char *buffer, int buffer_size)
{
struct pci_dev *pdev;
int i = 0;
@@ -17,34 +17,34 @@ int pci_hotplug (struct device *dev, char **envp, int num_envp,
if (!pdev)
return -ENODEV;
- if (add_hotplug_env_var(envp, num_envp, &i,
- buffer, buffer_size, &length,
- "PCI_CLASS=%04X", pdev->class))
+ if (add_uevent_var(envp, num_envp, &i,
+ buffer, buffer_size, &length,
+ "PCI_CLASS=%04X", pdev->class))
return -ENOMEM;
- if (add_hotplug_env_var(envp, num_envp, &i,
- buffer, buffer_size, &length,
- "PCI_ID=%04X:%04X", pdev->vendor, pdev->device))
+ if (add_uevent_var(envp, num_envp, &i,
+ buffer, buffer_size, &length,
+ "PCI_ID=%04X:%04X", pdev->vendor, pdev->device))
return -ENOMEM;
- if (add_hotplug_env_var(envp, num_envp, &i,
- buffer, buffer_size, &length,
- "PCI_SUBSYS_ID=%04X:%04X", pdev->subsystem_vendor,
- pdev->subsystem_device))
+ if (add_uevent_var(envp, num_envp, &i,
+ buffer, buffer_size, &length,
+ "PCI_SUBSYS_ID=%04X:%04X", pdev->subsystem_vendor,
+ pdev->subsystem_device))
return -ENOMEM;
- if (add_hotplug_env_var(envp, num_envp, &i,
- buffer, buffer_size, &length,
- "PCI_SLOT_NAME=%s", pci_name(pdev)))
+ if (add_uevent_var(envp, num_envp, &i,
+ buffer, buffer_size, &length,
+ "PCI_SLOT_NAME=%s", pci_name(pdev)))
return -ENOMEM;
- if (add_hotplug_env_var(envp, num_envp, &i,
- buffer, buffer_size, &length,
- "MODALIAS=pci:v%08Xd%08Xsv%08Xsd%08Xbc%02Xsc%02Xi%02x",
- pdev->vendor, pdev->device,
- pdev->subsystem_vendor, pdev->subsystem_device,
- (u8)(pdev->class >> 16), (u8)(pdev->class >> 8),
- (u8)(pdev->class)))
+ if (add_uevent_var(envp, num_envp, &i,
+ buffer, buffer_size, &length,
+ "MODALIAS=pci:v%08Xd%08Xsv%08Xsd%08Xbc%02Xsc%02Xi%02x",
+ pdev->vendor, pdev->device,
+ pdev->subsystem_vendor, pdev->subsystem_device,
+ (u8)(pdev->class >> 16), (u8)(pdev->class >> 8),
+ (u8)(pdev->class)))
return -ENOMEM;
envp[i] = NULL;
diff --git a/drivers/pci/pci-driver.c b/drivers/pci/pci-driver.c
index a9046d4b8af3..7146b69b812c 100644
--- a/drivers/pci/pci-driver.c
+++ b/drivers/pci/pci-driver.c
@@ -502,8 +502,8 @@ void pci_dev_put(struct pci_dev *dev)
}
#ifndef CONFIG_HOTPLUG
-int pci_hotplug (struct device *dev, char **envp, int num_envp,
- char *buffer, int buffer_size)
+int pci_uevent(struct device *dev, char **envp, int num_envp,
+ char *buffer, int buffer_size)
{
return -ENODEV;
}
@@ -512,7 +512,7 @@ int pci_hotplug (struct device *dev, char **envp, int num_envp,
struct bus_type pci_bus_type = {
.name = "pci",
.match = pci_bus_match,
- .hotplug = pci_hotplug,
+ .uevent = pci_uevent,
.suspend = pci_device_suspend,
.resume = pci_device_resume,
.dev_attrs = pci_dev_attrs,
diff --git a/drivers/pci/pci.h b/drivers/pci/pci.h
index 6527b36c9a61..294849d24590 100644
--- a/drivers/pci/pci.h
+++ b/drivers/pci/pci.h
@@ -1,7 +1,7 @@
/* Functions internal to the PCI core code */
-extern int pci_hotplug (struct device *dev, char **envp, int num_envp,
- char *buffer, int buffer_size);
+extern int pci_uevent(struct device *dev, char **envp, int num_envp,
+ char *buffer, int buffer_size);
extern int pci_create_sysfs_dev_files(struct pci_dev *pdev);
extern void pci_remove_sysfs_dev_files(struct pci_dev *pdev);
extern void pci_cleanup_rom(struct pci_dev *dev);
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
index 3a4f49f4effb..f28ebdd3958a 100644
--- a/drivers/pci/quirks.c
+++ b/drivers/pci/quirks.c
@@ -1098,6 +1098,23 @@ static void __init quirk_alder_ioapic(struct pci_dev *pdev)
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_EESSC, quirk_alder_ioapic );
#endif
+enum ide_combined_type { COMBINED = 0, IDE = 1, LIBATA = 2 };
+/* Defaults to combined */
+static enum ide_combined_type combined_mode;
+
+static int __init combined_setup(char *str)
+{
+ if (!strncmp(str, "ide", 3))
+ combined_mode = IDE;
+ else if (!strncmp(str, "libata", 6))
+ combined_mode = LIBATA;
+ else /* "combined" or anything else defaults to old behavior */
+ combined_mode = COMBINED;
+
+ return 1;
+}
+__setup("combined_mode=", combined_setup);
+
#ifdef CONFIG_SCSI_SATA_INTEL_COMBINED
static void __devinit quirk_intel_ide_combined(struct pci_dev *pdev)
{
@@ -1164,6 +1181,19 @@ static void __devinit quirk_intel_ide_combined(struct pci_dev *pdev)
if (prog & comb)
return;
+ /* Don't reserve any so the IDE driver can get them (but only if
+ * combined_mode=ide).
+ */
+ if (combined_mode == IDE)
+ return;
+
+ /* Grab them both for libata if combined_mode=libata. */
+ if (combined_mode == LIBATA) {
+ request_region(0x1f0, 8, "libata"); /* port 0 */
+ request_region(0x170, 8, "libata"); /* port 1 */
+ return;
+ }
+
/* SATA port is in legacy mode. Reserve port so that
* IDE driver does not attempt to use it. If request_region
* fails, it will be obvious at boot time, so we don't bother
generated by cgit (git 2.34.1) at 2024-07-05 17:05:55 +0000