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| author | Thomas Gleixner <tglx@linutronix.de> | 2015-07-30 00:13:24 +0200 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2015-07-30 00:13:24 +0200 |
| commit | 4b979e4c611ce750d32b51737f837b485f43c69b (patch) | |
| tree | 3bc56f2a22d2cf29bc183b67e74e1e8c0733efc0 /drivers/pnp | |
| parent | 1559f3b8d0527e24219149c95b3de5e7b2924828 (diff) | |
| parent | cbfe8fa6cd672011c755c3cd85c9ffd4e2d10a6f (diff) | |
| download | linux-stable-4b979e4c611ce750d32b51737f837b485f43c69b.tar.gz linux-stable-4b979e4c611ce750d32b51737f837b485f43c69b.tar.bz2 linux-stable-4b979e4c611ce750d32b51737f837b485f43c69b.zip | |
Merge branch 'linus' into irq/core
Pull in upstream fixes before applying conflicting changes
Diffstat (limited to 'drivers/pnp')
| -rw-r--r-- | drivers/pnp/system.c | 35 |
1 files changed, 9 insertions, 26 deletions
diff --git a/drivers/pnp/system.c b/drivers/pnp/system.c index 515f33882ab8..49c1720df59a 100644 --- a/drivers/pnp/system.c +++ b/drivers/pnp/system.c @@ -7,7 +7,6 @@ * Bjorn Helgaas <bjorn.helgaas@hp.com> */ -#include <linux/acpi.h> #include <linux/pnp.h> #include <linux/device.h> #include <linux/init.h> @@ -23,41 +22,25 @@ static const struct pnp_device_id pnp_dev_table[] = { {"", 0} }; -#ifdef CONFIG_ACPI -static bool __reserve_range(u64 start, unsigned int length, bool io, char *desc) -{ - u8 space_id = io ? ACPI_ADR_SPACE_SYSTEM_IO : ACPI_ADR_SPACE_SYSTEM_MEMORY; - return !acpi_reserve_region(start, length, space_id, IORESOURCE_BUSY, desc); -} -#else -static bool __reserve_range(u64 start, unsigned int length, bool io, char *desc) -{ - struct resource *res; - - res = io ? request_region(start, length, desc) : - request_mem_region(start, length, desc); - if (res) { - res->flags &= ~IORESOURCE_BUSY; - return true; - } - return false; -} -#endif - static void reserve_range(struct pnp_dev *dev, struct resource *r, int port) { char *regionid; const char *pnpid = dev_name(&dev->dev); resource_size_t start = r->start, end = r->end; - bool reserved; + struct resource *res; regionid = kmalloc(16, GFP_KERNEL); if (!regionid) return; snprintf(regionid, 16, "pnp %s", pnpid); - reserved = __reserve_range(start, end - start + 1, !!port, regionid); - if (!reserved) + if (port) + res = request_region(start, end - start + 1, regionid); + else + res = request_mem_region(start, end - start + 1, regionid); + if (res) + res->flags &= ~IORESOURCE_BUSY; + else kfree(regionid); /* @@ -66,7 +49,7 @@ static void reserve_range(struct pnp_dev *dev, struct resource *r, int port) * have double reservations. */ dev_info(&dev->dev, "%pR %s reserved\n", r, - reserved ? "has been" : "could not be"); + res ? "has been" : "could not be"); } static void reserve_resources_of_dev(struct pnp_dev *dev) |