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| author | Yinghai Lu <yinghai@kernel.org> | 2012-01-21 02:08:31 -0800 |
|---|---|---|
| committer | Jesse Barnes <jbarnes@virtuousgeek.org> | 2012-02-14 08:44:58 -0800 |
| commit | b592443d9045f0880eb4d8cc9125075744db4b9e (patch) | |
| tree | e8f6d1d49f67f3558ae18b9bde41328a6856569c /drivers/pci/setup-bus.c | |
| parent | bffc56d41102705d809f88c29918a9c33d2900f7 (diff) | |
| download | olio-linux-3.10-b592443d9045f0880eb4d8cc9125075744db4b9e.tar.xz olio-linux-3.10-b592443d9045f0880eb4d8cc9125075744db4b9e.zip | |
PCI: add debug print out for add_size
For use in debugging resource reallocation.
Signed-off-by: Yinghai Lu <yinghai@kernel.org>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Diffstat (limited to 'drivers/pci/setup-bus.c')
| -rw-r--r-- | drivers/pci/setup-bus.c | 24 |
1 files changed, 18 insertions, 6 deletions
diff --git a/drivers/pci/setup-bus.c b/drivers/pci/setup-bus.c index c845d18bb12..ae0b1f2c9e0 100644 --- a/drivers/pci/setup-bus.c +++ b/drivers/pci/setup-bus.c @@ -118,10 +118,13 @@ static resource_size_t get_res_add_size(struct list_head *head, list_for_each_entry(dev_res, head, list) { if (dev_res->res == res) { + int idx = res - &dev_res->dev->resource[0]; + dev_printk(KERN_DEBUG, &dev_res->dev->dev, - "%pR get_res_add_size add_size %llx\n", - dev_res->res, + "res[%d]=%pR get_res_add_size add_size %llx\n", + idx, dev_res->res, (unsigned long long)dev_res->add_size); + return dev_res->add_size; } } @@ -260,8 +263,9 @@ static void reassign_resources_sorted(struct list_head *realloc_head, if (pci_reassign_resource(add_res->dev, idx, add_size, align)) dev_printk(KERN_DEBUG, &add_res->dev->dev, - "failed to add optional resources res=%pR\n", - res); + "failed to add %llx res[%d]=%pR\n", + (unsigned long long)add_size, + idx, res); } out: list_del(&add_res->list); @@ -760,8 +764,12 @@ static void pbus_size_io(struct pci_bus *bus, resource_size_t min_size, b_res->start = 4096; b_res->end = b_res->start + size0 - 1; b_res->flags |= IORESOURCE_STARTALIGN; - if (size1 > size0 && realloc_head) + if (size1 > size0 && realloc_head) { add_to_list(realloc_head, bus->self, b_res, size1-size0, 4096); + dev_printk(KERN_DEBUG, &bus->self->dev, "bridge window " + "%pR to [bus %02x-%02x] add_size %lx\n", b_res, + bus->secondary, bus->subordinate, size1-size0); + } } /** @@ -873,8 +881,12 @@ static int pbus_size_mem(struct pci_bus *bus, unsigned long mask, b_res->start = min_align; b_res->end = size0 + min_align - 1; b_res->flags |= IORESOURCE_STARTALIGN | mem64_mask; - if (size1 > size0 && realloc_head) + if (size1 > size0 && realloc_head) { add_to_list(realloc_head, bus->self, b_res, size1-size0, min_align); + dev_printk(KERN_DEBUG, &bus->self->dev, "bridge window " + "%pR to [bus %02x-%02x] add_size %llx\n", b_res, + bus->secondary, bus->subordinate, (unsigned long long)size1-size0); + } return 1; } |