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-rw-r--r--drivers/base/core.c5
-rw-r--r--drivers/base/dd.c3
-rw-r--r--drivers/base/memory.c62
-rw-r--r--drivers/base/platform.c54
-rw-r--r--drivers/misc/pch_phub.c10
-rw-r--r--drivers/uio/uio.c14
-rw-r--r--drivers/uio/uio_pci_generic.c5
-rw-r--r--drivers/uio/uio_pdrv_genirq.c2
8 files changed, 98 insertions, 57 deletions
diff --git a/drivers/base/core.c b/drivers/base/core.c
index bc8729d603a7..82c865452c70 100644
--- a/drivers/base/core.c
+++ b/drivers/base/core.c
@@ -1764,8 +1764,8 @@ void device_shutdown(void)
#ifdef CONFIG_PRINTK
-static int __dev_printk(const char *level, const struct device *dev,
- struct va_format *vaf)
+int __dev_printk(const char *level, const struct device *dev,
+ struct va_format *vaf)
{
if (!dev)
return printk("%s(NULL device *): %pV", level, vaf);
@@ -1773,6 +1773,7 @@ static int __dev_printk(const char *level, const struct device *dev,
return printk("%s%s %s: %pV",
level, dev_driver_string(dev), dev_name(dev), vaf);
}
+EXPORT_SYMBOL(__dev_printk);
int dev_printk(const char *level, const struct device *dev,
const char *fmt, ...)
diff --git a/drivers/base/dd.c b/drivers/base/dd.c
index 6658da743c3a..142e3d600f14 100644
--- a/drivers/base/dd.c
+++ b/drivers/base/dd.c
@@ -147,6 +147,9 @@ probe_failed:
printk(KERN_WARNING
"%s: probe of %s failed with error %d\n",
drv->name, dev_name(dev), ret);
+ } else {
+ pr_debug("%s: probe of %s rejects match %d\n",
+ drv->name, dev_name(dev), ret);
}
/*
* Ignore errors returned by ->probe so that the next driver can try
diff --git a/drivers/base/memory.c b/drivers/base/memory.c
index 2840ed4668c1..8272d92d22c0 100644
--- a/drivers/base/memory.c
+++ b/drivers/base/memory.c
@@ -224,13 +224,48 @@ int memory_isolate_notify(unsigned long val, void *v)
}
/*
+ * The probe routines leave the pages reserved, just as the bootmem code does.
+ * Make sure they're still that way.
+ */
+static bool pages_correctly_reserved(unsigned long start_pfn,
+ unsigned long nr_pages)
+{
+ int i, j;
+ struct page *page;
+ unsigned long pfn = start_pfn;
+
+ /*
+ * memmap between sections is not contiguous except with
+ * SPARSEMEM_VMEMMAP. We lookup the page once per section
+ * and assume memmap is contiguous within each section
+ */
+ for (i = 0; i < sections_per_block; i++, pfn += PAGES_PER_SECTION) {
+ if (WARN_ON_ONCE(!pfn_valid(pfn)))
+ return false;
+ page = pfn_to_page(pfn);
+
+ for (j = 0; j < PAGES_PER_SECTION; j++) {
+ if (PageReserved(page + j))
+ continue;
+
+ printk(KERN_WARNING "section number %ld page number %d "
+ "not reserved, was it already online?\n",
+ pfn_to_section_nr(pfn), j);
+
+ return false;
+ }
+ }
+
+ return true;
+}
+
+/*
* MEMORY_HOTPLUG depends on SPARSEMEM in mm/Kconfig, so it is
* OK to have direct references to sparsemem variables in here.
*/
static int
memory_block_action(unsigned long phys_index, unsigned long action)
{
- int i;
unsigned long start_pfn, start_paddr;
unsigned long nr_pages = PAGES_PER_SECTION * sections_per_block;
struct page *first_page;
@@ -238,26 +273,13 @@ memory_block_action(unsigned long phys_index, unsigned long action)
first_page = pfn_to_page(phys_index << PFN_SECTION_SHIFT);
- /*
- * The probe routines leave the pages reserved, just
- * as the bootmem code does. Make sure they're still
- * that way.
- */
- if (action == MEM_ONLINE) {
- for (i = 0; i < nr_pages; i++) {
- if (PageReserved(first_page+i))
- continue;
-
- printk(KERN_WARNING "section number %ld page number %d "
- "not reserved, was it already online?\n",
- phys_index, i);
- return -EBUSY;
- }
- }
-
switch (action) {
case MEM_ONLINE:
start_pfn = page_to_pfn(first_page);
+
+ if (!pages_correctly_reserved(start_pfn, nr_pages))
+ return -EBUSY;
+
ret = online_pages(start_pfn, nr_pages);
break;
case MEM_OFFLINE:
@@ -380,9 +402,13 @@ memory_probe_store(struct class *class, struct class_attribute *attr,
u64 phys_addr;
int nid;
int i, ret;
+ unsigned long pages_per_block = PAGES_PER_SECTION * sections_per_block;
phys_addr = simple_strtoull(buf, NULL, 0);
+ if (phys_addr & ((pages_per_block << PAGE_SHIFT) - 1))
+ return -EINVAL;
+
for (i = 0; i < sections_per_block; i++) {
nid = memory_add_physaddr_to_nid(phys_addr);
ret = add_memory(nid, phys_addr,
diff --git a/drivers/base/platform.c b/drivers/base/platform.c
index 99a5272d7c2f..7a24895543e7 100644
--- a/drivers/base/platform.c
+++ b/drivers/base/platform.c
@@ -375,52 +375,64 @@ void platform_device_unregister(struct platform_device *pdev)
EXPORT_SYMBOL_GPL(platform_device_unregister);
/**
- * platform_device_register_resndata - add a platform-level device with
+ * platform_device_register_full - add a platform-level device with
* resources and platform-specific data
*
- * @parent: parent device for the device we're adding
- * @name: base name of the device we're adding
- * @id: instance id
- * @res: set of resources that needs to be allocated for the device
- * @num: number of resources
- * @data: platform specific data for this platform device
- * @size: size of platform specific data
+ * @pdevinfo: data used to create device
*
* Returns &struct platform_device pointer on success, or ERR_PTR() on error.
*/
-struct platform_device *platform_device_register_resndata(
- struct device *parent,
- const char *name, int id,
- const struct resource *res, unsigned int num,
- const void *data, size_t size)
+struct platform_device *platform_device_register_full(
+ struct platform_device_info *pdevinfo)
{
int ret = -ENOMEM;
struct platform_device *pdev;
- pdev = platform_device_alloc(name, id);
+ pdev = platform_device_alloc(pdevinfo->name, pdevinfo->id);
if (!pdev)
- goto err;
-
- pdev->dev.parent = parent;
+ goto err_alloc;
+
+ pdev->dev.parent = pdevinfo->parent;
+
+ if (pdevinfo->dma_mask) {
+ /*
+ * This memory isn't freed when the device is put,
+ * I don't have a nice idea for that though. Conceptually
+ * dma_mask in struct device should not be a pointer.
+ * See http://thread.gmane.org/gmane.linux.kernel.pci/9081
+ */
+ pdev->dev.dma_mask =
+ kmalloc(sizeof(*pdev->dev.dma_mask), GFP_KERNEL);
+ if (!pdev->dev.dma_mask)
+ goto err;
+
+ *pdev->dev.dma_mask = pdevinfo->dma_mask;
+ pdev->dev.coherent_dma_mask = pdevinfo->dma_mask;
+ }
- ret = platform_device_add_resources(pdev, res, num);
+ ret = platform_device_add_resources(pdev,
+ pdevinfo->res, pdevinfo->num_res);
if (ret)
goto err;
- ret = platform_device_add_data(pdev, data, size);
+ ret = platform_device_add_data(pdev,
+ pdevinfo->data, pdevinfo->size_data);
if (ret)
goto err;
ret = platform_device_add(pdev);
if (ret) {
err:
+ kfree(pdev->dev.dma_mask);
+
+err_alloc:
platform_device_put(pdev);
return ERR_PTR(ret);
}
return pdev;
}
-EXPORT_SYMBOL_GPL(platform_device_register_resndata);
+EXPORT_SYMBOL_GPL(platform_device_register_full);
static int platform_drv_probe(struct device *_dev)
{
@@ -614,7 +626,7 @@ static int platform_uevent(struct device *dev, struct kobj_uevent_env *env)
return rc;
add_uevent_var(env, "MODALIAS=%s%s", PLATFORM_MODULE_PREFIX,
- (pdev->id_entry) ? pdev->id_entry->name : pdev->name);
+ pdev->name);
return 0;
}
diff --git a/drivers/misc/pch_phub.c b/drivers/misc/pch_phub.c
index 0fd7e77bee29..dee33addcaeb 100644
--- a/drivers/misc/pch_phub.c
+++ b/drivers/misc/pch_phub.c
@@ -90,6 +90,7 @@
#define PCH_PHUB_INTPIN_REG_WPERMIT_REG3 0x002C
#define PCH_PHUB_INT_REDUCE_CONTROL_REG_BASE 0x0040
#define CLKCFG_REG_OFFSET 0x500
+#define FUNCSEL_REG_OFFSET 0x508
#define PCH_PHUB_OROM_SIZE 15360
@@ -108,6 +109,7 @@
* @intpin_reg_wpermit_reg3: INTPIN_REG_WPERMIT register 3 val
* @int_reduce_control_reg: INT_REDUCE_CONTROL registers val
* @clkcfg_reg: CLK CFG register val
+ * @funcsel_reg: Function select register value
* @pch_phub_base_address: Register base address
* @pch_phub_extrom_base_address: external rom base address
* @pch_mac_start_address: MAC address area start address
@@ -128,6 +130,7 @@ struct pch_phub_reg {
u32 intpin_reg_wpermit_reg3;
u32 int_reduce_control_reg[MAX_NUM_INT_REDUCE_CONTROL_REG];
u32 clkcfg_reg;
+ u32 funcsel_reg;
void __iomem *pch_phub_base_address;
void __iomem *pch_phub_extrom_base_address;
u32 pch_mac_start_address;
@@ -211,6 +214,8 @@ static void pch_phub_save_reg_conf(struct pci_dev *pdev)
__func__, i, chip->int_reduce_control_reg[i]);
}
chip->clkcfg_reg = ioread32(p + CLKCFG_REG_OFFSET);
+ if ((chip->ioh_type == 2) || (chip->ioh_type == 4))
+ chip->funcsel_reg = ioread32(p + FUNCSEL_REG_OFFSET);
}
/* pch_phub_restore_reg_conf - restore register configuration */
@@ -271,6 +276,8 @@ static void pch_phub_restore_reg_conf(struct pci_dev *pdev)
}
iowrite32(chip->clkcfg_reg, p + CLKCFG_REG_OFFSET);
+ if ((chip->ioh_type == 2) || (chip->ioh_type == 4))
+ iowrite32(chip->funcsel_reg, p + FUNCSEL_REG_OFFSET);
}
/**
@@ -594,8 +601,7 @@ static ssize_t show_pch_mac(struct device *dev, struct device_attribute *attr,
pch_phub_read_gbe_mac_addr(chip, mac);
- return sprintf(buf, "%02x:%02x:%02x:%02x:%02x:%02x\n",
- mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]);
+ return sprintf(buf, "%pM\n", mac);
}
static ssize_t store_pch_mac(struct device *dev, struct device_attribute *attr,
diff --git a/drivers/uio/uio.c b/drivers/uio/uio.c
index d2efe823c20d..a783d533a1a6 100644
--- a/drivers/uio/uio.c
+++ b/drivers/uio/uio.c
@@ -69,7 +69,7 @@ static ssize_t map_name_show(struct uio_mem *mem, char *buf)
static ssize_t map_addr_show(struct uio_mem *mem, char *buf)
{
- return sprintf(buf, "0x%lx\n", mem->addr);
+ return sprintf(buf, "0x%llx\n", (unsigned long long)mem->addr);
}
static ssize_t map_size_show(struct uio_mem *mem, char *buf)
@@ -79,7 +79,7 @@ static ssize_t map_size_show(struct uio_mem *mem, char *buf)
static ssize_t map_offset_show(struct uio_mem *mem, char *buf)
{
- return sprintf(buf, "0x%lx\n", mem->addr & ~PAGE_MASK);
+ return sprintf(buf, "0x%llx\n", (unsigned long long)mem->addr & ~PAGE_MASK);
}
struct map_sysfs_entry {
@@ -634,8 +634,7 @@ static int uio_vma_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
if (idev->info->mem[mi].memtype == UIO_MEM_LOGICAL)
page = virt_to_page(idev->info->mem[mi].addr + offset);
else
- page = vmalloc_to_page((void *)idev->info->mem[mi].addr
- + offset);
+ page = vmalloc_to_page((void *)(unsigned long)idev->info->mem[mi].addr + offset);
get_page(page);
vmf->page = page;
return 0;
@@ -750,14 +749,13 @@ static int uio_major_init(void)
uio_major = MAJOR(uio_dev);
uio_cdev = cdev;
- result = 0;
-out:
- return result;
+ return 0;
out_put:
kobject_put(&cdev->kobj);
out_unregister:
unregister_chrdev_region(uio_dev, UIO_MAX_DEVICES);
- goto out;
+out:
+ return result;
}
static void uio_major_cleanup(void)
diff --git a/drivers/uio/uio_pci_generic.c b/drivers/uio/uio_pci_generic.c
index fc22e1e6f215..02bd47bdee1c 100644
--- a/drivers/uio/uio_pci_generic.c
+++ b/drivers/uio/uio_pci_generic.c
@@ -24,7 +24,6 @@
#include <linux/pci.h>
#include <linux/slab.h>
#include <linux/uio_driver.h>
-#include <linux/spinlock.h>
#define DRIVER_VERSION "0.01.0"
#define DRIVER_AUTHOR "Michael S. Tsirkin <mst@redhat.com>"
@@ -33,7 +32,6 @@
struct uio_pci_generic_dev {
struct uio_info info;
struct pci_dev *pdev;
- spinlock_t lock; /* guards command register accesses */
};
static inline struct uio_pci_generic_dev *
@@ -57,7 +55,6 @@ static irqreturn_t irqhandler(int irq, struct uio_info *info)
BUILD_BUG_ON(PCI_COMMAND % 4);
BUILD_BUG_ON(PCI_COMMAND + 2 != PCI_STATUS);
- spin_lock_irq(&gdev->lock);
pci_block_user_cfg_access(pdev);
/* Read both command and status registers in a single 32-bit operation.
@@ -83,7 +80,6 @@ static irqreturn_t irqhandler(int irq, struct uio_info *info)
done:
pci_unblock_user_cfg_access(pdev);
- spin_unlock_irq(&gdev->lock);
return ret;
}
@@ -158,7 +154,6 @@ static int __devinit probe(struct pci_dev *pdev,
gdev->info.irq_flags = IRQF_SHARED;
gdev->info.handler = irqhandler;
gdev->pdev = pdev;
- spin_lock_init(&gdev->lock);
if (uio_register_device(&pdev->dev, &gdev->info))
goto err_register;
diff --git a/drivers/uio/uio_pdrv_genirq.c b/drivers/uio/uio_pdrv_genirq.c
index bae96d246760..0b2ed71e3bfa 100644
--- a/drivers/uio/uio_pdrv_genirq.c
+++ b/drivers/uio/uio_pdrv_genirq.c
@@ -253,7 +253,7 @@ static const struct dev_pm_ops uio_pdrv_genirq_dev_pm_ops = {
};
#ifdef CONFIG_OF
-static const struct of_device_id __devinitconst uio_of_genirq_match[] = {
+static const struct of_device_id uio_of_genirq_match[] = {
{ /* empty for now */ },
};
MODULE_DEVICE_TABLE(of, uio_of_genirq_match);
generated by cgit v1.2.3 (git 2.0.4) at 2024-07-04 10:34:22 +0000