summaryrefslogtreecommitdiffstats
path: root/arch/x86/platform
diff options
context:
space:
mode:
authorH. Peter Anvin <hpa@linux.intel.com>2013-01-25 16:31:21 -0800
committerH. Peter Anvin <hpa@linux.intel.com>2013-01-25 16:31:21 -0800
commit7b5c4a65cc27f017c170b025f8d6d75dabb11c6f (patch)
tree05deacbc66a9f5c27147a6ea975211ae82281044 /arch/x86/platform
parent3596f5bb0a6afd01a784bfe120f420edbbf82861 (diff)
parent949db153b6466c6f7cad5a427ecea94985927311 (diff)
downloadop-kernel-dev-7b5c4a65cc27f017c170b025f8d6d75dabb11c6f.zip
op-kernel-dev-7b5c4a65cc27f017c170b025f8d6d75dabb11c6f.tar.gz
Merge tag 'v3.8-rc5' into x86/mm
The __pa() fixup series that follows touches KVM code that is not present in the existing branch based on v3.7-rc5, so merge in the current upstream from Linus. Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
Diffstat (limited to 'arch/x86/platform')
-rw-r--r--arch/x86/platform/ce4100/ce4100.c27
-rw-r--r--arch/x86/platform/efi/efi-bgrt.c2
-rw-r--r--arch/x86/platform/iris/iris.c67
-rw-r--r--arch/x86/platform/mrst/mrst.c2
-rw-r--r--arch/x86/platform/olpc/olpc-xo1-pm.c8
-rw-r--r--arch/x86/platform/olpc/olpc-xo1-sci.c18
-rw-r--r--arch/x86/platform/scx200/scx200_32.c6
7 files changed, 103 insertions, 27 deletions
diff --git a/arch/x86/platform/ce4100/ce4100.c b/arch/x86/platform/ce4100/ce4100.c
index 4c61b52..f8ab494 100644
--- a/arch/x86/platform/ce4100/ce4100.c
+++ b/arch/x86/platform/ce4100/ce4100.c
@@ -21,12 +21,25 @@
#include <asm/i8259.h>
#include <asm/io.h>
#include <asm/io_apic.h>
+#include <asm/emergency-restart.h>
static int ce4100_i8042_detect(void)
{
return 0;
}
+/*
+ * The CE4100 platform has an internal 8051 Microcontroller which is
+ * responsible for signaling to the external Power Management Unit the
+ * intention to reset, reboot or power off the system. This 8051 device has
+ * its command register mapped at I/O port 0xcf9 and the value 0x4 is used
+ * to power off the system.
+ */
+static void ce4100_power_off(void)
+{
+ outb(0x4, 0xcf9);
+}
+
#ifdef CONFIG_SERIAL_8250
static unsigned int mem_serial_in(struct uart_port *p, int offset)
@@ -92,8 +105,11 @@ static void ce4100_serial_fixup(int port, struct uart_port *up,
up->membase =
(void __iomem *)__fix_to_virt(FIX_EARLYCON_MEM_BASE);
up->membase += up->mapbase & ~PAGE_MASK;
+ up->mapbase += port * 0x100;
+ up->membase += port * 0x100;
up->iotype = UPIO_MEM32;
up->regshift = 2;
+ up->irq = 4;
}
#endif
up->iobase = 0;
@@ -139,8 +155,19 @@ void __init x86_ce4100_early_setup(void)
x86_init.mpparse.find_smp_config = x86_init_noop;
x86_init.pci.init = ce4100_pci_init;
+ /*
+ * By default, the reboot method is ACPI which is supported by the
+ * CE4100 bootloader CEFDK using FADT.ResetReg Address and ResetValue
+ * the bootloader will however issue a system power off instead of
+ * reboot. By using BOOT_KBD we ensure proper system reboot as
+ * expected.
+ */
+ reboot_type = BOOT_KBD;
+
#ifdef CONFIG_X86_IO_APIC
x86_init.pci.init_irq = sdv_pci_init;
x86_init.mpparse.setup_ioapic_ids = setup_ioapic_ids_from_mpc_nocheck;
#endif
+
+ pm_power_off = ce4100_power_off;
}
diff --git a/arch/x86/platform/efi/efi-bgrt.c b/arch/x86/platform/efi/efi-bgrt.c
index f6a0c1b..d9c1b95 100644
--- a/arch/x86/platform/efi/efi-bgrt.c
+++ b/arch/x86/platform/efi/efi-bgrt.c
@@ -39,6 +39,8 @@ void efi_bgrt_init(void)
if (ACPI_FAILURE(status))
return;
+ if (bgrt_tab->header.length < sizeof(*bgrt_tab))
+ return;
if (bgrt_tab->version != 1)
return;
if (bgrt_tab->image_type != 0 || !bgrt_tab->image_address)
diff --git a/arch/x86/platform/iris/iris.c b/arch/x86/platform/iris/iris.c
index 5917eb5..e6cb80f 100644
--- a/arch/x86/platform/iris/iris.c
+++ b/arch/x86/platform/iris/iris.c
@@ -23,6 +23,7 @@
#include <linux/moduleparam.h>
#include <linux/module.h>
+#include <linux/platform_device.h>
#include <linux/kernel.h>
#include <linux/errno.h>
#include <linux/delay.h>
@@ -62,29 +63,75 @@ static void iris_power_off(void)
* by reading its input port and seeing whether the read value is
* meaningful.
*/
-static int iris_init(void)
+static int iris_probe(struct platform_device *pdev)
{
- unsigned char status;
- if (force != 1) {
- printk(KERN_ERR "The force parameter has not been set to 1 so the Iris poweroff handler will not be installed.\n");
- return -ENODEV;
- }
- status = inb(IRIS_GIO_INPUT);
+ unsigned char status = inb(IRIS_GIO_INPUT);
if (status == IRIS_GIO_NODEV) {
- printk(KERN_ERR "This machine does not seem to be an Iris. Power_off handler not installed.\n");
+ printk(KERN_ERR "This machine does not seem to be an Iris. "
+ "Power off handler not installed.\n");
return -ENODEV;
}
old_pm_power_off = pm_power_off;
pm_power_off = &iris_power_off;
printk(KERN_INFO "Iris power_off handler installed.\n");
-
return 0;
}
-static void iris_exit(void)
+static int iris_remove(struct platform_device *pdev)
{
pm_power_off = old_pm_power_off;
printk(KERN_INFO "Iris power_off handler uninstalled.\n");
+ return 0;
+}
+
+static struct platform_driver iris_driver = {
+ .driver = {
+ .name = "iris",
+ .owner = THIS_MODULE,
+ },
+ .probe = iris_probe,
+ .remove = iris_remove,
+};
+
+static struct resource iris_resources[] = {
+ {
+ .start = IRIS_GIO_BASE,
+ .end = IRIS_GIO_OUTPUT,
+ .flags = IORESOURCE_IO,
+ .name = "address"
+ }
+};
+
+static struct platform_device *iris_device;
+
+static int iris_init(void)
+{
+ int ret;
+ if (force != 1) {
+ printk(KERN_ERR "The force parameter has not been set to 1."
+ " The Iris poweroff handler will not be installed.\n");
+ return -ENODEV;
+ }
+ ret = platform_driver_register(&iris_driver);
+ if (ret < 0) {
+ printk(KERN_ERR "Failed to register iris platform driver: %d\n",
+ ret);
+ return ret;
+ }
+ iris_device = platform_device_register_simple("iris", (-1),
+ iris_resources, ARRAY_SIZE(iris_resources));
+ if (IS_ERR(iris_device)) {
+ printk(KERN_ERR "Failed to register iris platform device\n");
+ platform_driver_unregister(&iris_driver);
+ return PTR_ERR(iris_device);
+ }
+ return 0;
+}
+
+static void iris_exit(void)
+{
+ platform_device_unregister(iris_device);
+ platform_driver_unregister(&iris_driver);
}
module_init(iris_init);
diff --git a/arch/x86/platform/mrst/mrst.c b/arch/x86/platform/mrst/mrst.c
index fd41a92..e31bcd8 100644
--- a/arch/x86/platform/mrst/mrst.c
+++ b/arch/x86/platform/mrst/mrst.c
@@ -782,7 +782,7 @@ BLOCKING_NOTIFIER_HEAD(intel_scu_notifier);
EXPORT_SYMBOL_GPL(intel_scu_notifier);
/* Called by IPC driver */
-void __devinit intel_scu_devices_create(void)
+void intel_scu_devices_create(void)
{
int i;
diff --git a/arch/x86/platform/olpc/olpc-xo1-pm.c b/arch/x86/platform/olpc/olpc-xo1-pm.c
index d75582d..ff0174d 100644
--- a/arch/x86/platform/olpc/olpc-xo1-pm.c
+++ b/arch/x86/platform/olpc/olpc-xo1-pm.c
@@ -121,7 +121,7 @@ static const struct platform_suspend_ops xo1_suspend_ops = {
.enter = xo1_power_state_enter,
};
-static int __devinit xo1_pm_probe(struct platform_device *pdev)
+static int xo1_pm_probe(struct platform_device *pdev)
{
struct resource *res;
int err;
@@ -154,7 +154,7 @@ static int __devinit xo1_pm_probe(struct platform_device *pdev)
return 0;
}
-static int __devexit xo1_pm_remove(struct platform_device *pdev)
+static int xo1_pm_remove(struct platform_device *pdev)
{
mfd_cell_disable(pdev);
@@ -173,7 +173,7 @@ static struct platform_driver cs5535_pms_driver = {
.owner = THIS_MODULE,
},
.probe = xo1_pm_probe,
- .remove = __devexit_p(xo1_pm_remove),
+ .remove = xo1_pm_remove,
};
static struct platform_driver cs5535_acpi_driver = {
@@ -182,7 +182,7 @@ static struct platform_driver cs5535_acpi_driver = {
.owner = THIS_MODULE,
},
.probe = xo1_pm_probe,
- .remove = __devexit_p(xo1_pm_remove),
+ .remove = xo1_pm_remove,
};
static int __init xo1_pm_init(void)
diff --git a/arch/x86/platform/olpc/olpc-xo1-sci.c b/arch/x86/platform/olpc/olpc-xo1-sci.c
index 63d4aa4..74704be 100644
--- a/arch/x86/platform/olpc/olpc-xo1-sci.c
+++ b/arch/x86/platform/olpc/olpc-xo1-sci.c
@@ -309,7 +309,7 @@ static int xo1_sci_resume(struct platform_device *pdev)
return 0;
}
-static int __devinit setup_sci_interrupt(struct platform_device *pdev)
+static int setup_sci_interrupt(struct platform_device *pdev)
{
u32 lo, hi;
u32 sts;
@@ -351,7 +351,7 @@ static int __devinit setup_sci_interrupt(struct platform_device *pdev)
return r;
}
-static int __devinit setup_ec_sci(void)
+static int setup_ec_sci(void)
{
int r;
@@ -395,7 +395,7 @@ static void free_ec_sci(void)
gpio_free(OLPC_GPIO_ECSCI);
}
-static int __devinit setup_lid_events(void)
+static int setup_lid_events(void)
{
int r;
@@ -432,7 +432,7 @@ static void free_lid_events(void)
gpio_free(OLPC_GPIO_LID);
}
-static int __devinit setup_power_button(struct platform_device *pdev)
+static int setup_power_button(struct platform_device *pdev)
{
int r;
@@ -463,7 +463,7 @@ static void free_power_button(void)
input_free_device(power_button_idev);
}
-static int __devinit setup_ebook_switch(struct platform_device *pdev)
+static int setup_ebook_switch(struct platform_device *pdev)
{
int r;
@@ -494,7 +494,7 @@ static void free_ebook_switch(void)
input_free_device(ebook_switch_idev);
}
-static int __devinit setup_lid_switch(struct platform_device *pdev)
+static int setup_lid_switch(struct platform_device *pdev)
{
int r;
@@ -538,7 +538,7 @@ static void free_lid_switch(void)
input_free_device(lid_switch_idev);
}
-static int __devinit xo1_sci_probe(struct platform_device *pdev)
+static int xo1_sci_probe(struct platform_device *pdev)
{
struct resource *res;
int r;
@@ -613,7 +613,7 @@ err_ebook:
return r;
}
-static int __devexit xo1_sci_remove(struct platform_device *pdev)
+static int xo1_sci_remove(struct platform_device *pdev)
{
mfd_cell_disable(pdev);
free_irq(sci_irq, pdev);
@@ -632,7 +632,7 @@ static struct platform_driver xo1_sci_driver = {
.name = "olpc-xo1-sci-acpi",
},
.probe = xo1_sci_probe,
- .remove = __devexit_p(xo1_sci_remove),
+ .remove = xo1_sci_remove,
.suspend = xo1_sci_suspend,
.resume = xo1_sci_resume,
};
diff --git a/arch/x86/platform/scx200/scx200_32.c b/arch/x86/platform/scx200/scx200_32.c
index 7a9ad30..3dc9aee 100644
--- a/arch/x86/platform/scx200/scx200_32.c
+++ b/arch/x86/platform/scx200/scx200_32.c
@@ -35,7 +35,7 @@ static struct pci_device_id scx200_tbl[] = {
};
MODULE_DEVICE_TABLE(pci,scx200_tbl);
-static int __devinit scx200_probe(struct pci_dev *, const struct pci_device_id *);
+static int scx200_probe(struct pci_dev *, const struct pci_device_id *);
static struct pci_driver scx200_pci_driver = {
.name = "scx200",
@@ -45,7 +45,7 @@ static struct pci_driver scx200_pci_driver = {
static DEFINE_MUTEX(scx200_gpio_config_lock);
-static void __devinit scx200_init_shadow(void)
+static void scx200_init_shadow(void)
{
int bank;
@@ -54,7 +54,7 @@ static void __devinit scx200_init_shadow(void)
scx200_gpio_shadow[bank] = inl(scx200_gpio_base + 0x10 * bank);
}
-static int __devinit scx200_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
+static int scx200_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
{
unsigned base;
OpenPOWER on IntegriCloud