forked from luck/tmp_suning_uos_patched
PCI: Rename dev_res_x to add_res or fail_res
Linus says don't use dev_res_x because it doesn't communicate anything about usage. Rename them to add_res or fail_res etc according to context. Suggested-by: Linus Torvalds <torvalds@linux-foundation.org> Signed-off-by: Yinghai Lu <yinghai@kernel.org> Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
This commit is contained in:
Yinghai Lu
Jesse Barnes
parent
764242a0ae
commit
b9b0bba96c
@ -95,32 +95,32 @@ static void add_to_failed_list(struct list_head *head,
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0 /* dont care */);
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}
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static void remove_from_list(struct list_head *realloc_head,
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static void remove_from_list(struct list_head *head,
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struct resource *res)
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{
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struct pci_dev_resource *dev_res_x, *tmp;
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struct pci_dev_resource *dev_res, *tmp;
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list_for_each_entry_safe(dev_res_x, tmp, realloc_head, list) {
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if (dev_res_x->res == res) {
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list_del(&dev_res_x->list);
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kfree(dev_res_x);
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list_for_each_entry_safe(dev_res, tmp, head, list) {
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if (dev_res->res == res) {
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list_del(&dev_res->list);
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kfree(dev_res);
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break;
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}
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}
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}
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static resource_size_t get_res_add_size(struct list_head *realloc_head,
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static resource_size_t get_res_add_size(struct list_head *head,
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struct resource *res)
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{
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struct pci_dev_resource *dev_res_x;
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struct pci_dev_resource *dev_res;
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list_for_each_entry(dev_res_x, realloc_head, list) {
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if (dev_res_x->res == res) {
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dev_printk(KERN_DEBUG, &dev_res_x->dev->dev,
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list_for_each_entry(dev_res, head, list) {
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if (dev_res->res == res) {
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dev_printk(KERN_DEBUG, &dev_res->dev->dev,
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"%pR get_res_add_size add_size %llx\n",
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dev_res_x->res,
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(unsigned long long)dev_res_x->add_size);
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return dev_res_x->add_size;
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dev_res->res,
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(unsigned long long)dev_res->add_size);
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return dev_res->add_size;
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}
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}
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@ -221,15 +221,15 @@ static void reassign_resources_sorted(struct list_head *realloc_head,
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struct list_head *head)
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{
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struct resource *res;
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struct pci_dev_resource *dev_res_x, *tmp;
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struct pci_dev_resource *add_res, *tmp;
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struct pci_dev_resource *dev_res;
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resource_size_t add_size;
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int idx;
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list_for_each_entry_safe(dev_res_x, tmp, realloc_head, list) {
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list_for_each_entry_safe(add_res, tmp, realloc_head, list) {
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bool found_match = false;
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res = dev_res_x->res;
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res = add_res->res;
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/* skip resource that has been reset */
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if (!res->flags)
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goto out;
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@ -244,26 +244,26 @@ static void reassign_resources_sorted(struct list_head *realloc_head,
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if (!found_match)/* just skip */
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continue;
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idx = res - &dev_res_x->dev->resource[0];
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add_size = dev_res_x->add_size;
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idx = res - &add_res->dev->resource[0];
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add_size = add_res->add_size;
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if (!resource_size(res)) {
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res->start = dev_res_x->start;
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res->start = add_res->start;
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res->end = res->start + add_size - 1;
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if (pci_assign_resource(dev_res_x->dev, idx))
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if (pci_assign_resource(add_res->dev, idx))
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reset_resource(res);
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} else {
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resource_size_t align = dev_res_x->min_align;
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res->flags |= dev_res_x->flags &
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resource_size_t align = add_res->min_align;
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res->flags |= add_res->flags &
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(IORESOURCE_STARTALIGN|IORESOURCE_SIZEALIGN);
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if (pci_reassign_resource(dev_res_x->dev, idx,
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if (pci_reassign_resource(add_res->dev, idx,
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add_size, align))
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dev_printk(KERN_DEBUG, &dev_res_x->dev->dev,
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dev_printk(KERN_DEBUG, &add_res->dev->dev,
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"failed to add optional resources res=%pR\n",
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res);
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}
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out:
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list_del(&dev_res_x->list);
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kfree(dev_res_x);
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list_del(&add_res->list);
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kfree(add_res);
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}
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}
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@ -319,7 +319,7 @@ static void __assign_resources_sorted(struct list_head *head,
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*/
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LIST_HEAD(save_head);
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LIST_HEAD(local_fail_head);
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struct pci_dev_resource *dev_res_x;
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struct pci_dev_resource *save_res;
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struct pci_dev_resource *dev_res;
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/* Check if optional add_size is there */
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@ -358,12 +358,12 @@ static void __assign_resources_sorted(struct list_head *head,
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if (dev_res->res->parent)
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release_resource(dev_res->res);
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/* Restore start/end/flags from saved list */
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list_for_each_entry(dev_res_x, &save_head, list) {
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struct resource *res = dev_res_x->res;
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list_for_each_entry(save_res, &save_head, list) {
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struct resource *res = save_res->res;
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res->start = dev_res_x->start;
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res->end = dev_res_x->end;
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res->flags = dev_res_x->flags;
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res->start = save_res->start;
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res->end = save_res->end;
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res->flags = save_res->flags;
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}
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free_list(pci_dev_resource, &save_head);
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@ -1250,7 +1250,7 @@ pci_assign_unassigned_resources(void)
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int tried_times = 0;
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enum release_type rel_type = leaf_only;
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LIST_HEAD(fail_head);
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struct pci_dev_resource *dev_res_x;
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struct pci_dev_resource *fail_res;
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unsigned long type_mask = IORESOURCE_IO | IORESOURCE_MEM |
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IORESOURCE_PREFETCH;
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unsigned long failed_type;
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@ -1289,8 +1289,8 @@ pci_assign_unassigned_resources(void)
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goto enable_and_dump;
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failed_type = 0;
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list_for_each_entry(dev_res_x, &fail_head, list)
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failed_type |= dev_res_x->flags;
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list_for_each_entry(fail_res, &fail_head, list)
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failed_type |= fail_res->flags;
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/*
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* io port are tight, don't try extra
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@ -1313,20 +1313,20 @@ pci_assign_unassigned_resources(void)
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* Try to release leaf bridge's resources that doesn't fit resource of
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* child device under that bridge
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*/
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list_for_each_entry(dev_res_x, &fail_head, list) {
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bus = dev_res_x->dev->bus;
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list_for_each_entry(fail_res, &fail_head, list) {
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bus = fail_res->dev->bus;
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pci_bus_release_bridge_resources(bus,
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dev_res_x->flags & type_mask,
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fail_res->flags & type_mask,
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rel_type);
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}
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/* restore size and flags */
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list_for_each_entry(dev_res_x, &fail_head, list) {
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struct resource *res = dev_res_x->res;
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list_for_each_entry(fail_res, &fail_head, list) {
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struct resource *res = fail_res->res;
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res->start = dev_res_x->start;
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res->end = dev_res_x->end;
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res->flags = dev_res_x->flags;
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if (dev_res_x->dev->subordinate)
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res->start = fail_res->start;
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res->end = fail_res->end;
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res->flags = fail_res->flags;
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if (fail_res->dev->subordinate)
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res->flags = 0;
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}
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free_list(pci_dev_resource, &fail_head);
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@ -1350,7 +1350,7 @@ void pci_assign_unassigned_bridge_resources(struct pci_dev *bridge)
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want additional resources */
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int tried_times = 0;
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LIST_HEAD(fail_head);
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struct pci_dev_resource *dev_res_x;
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struct pci_dev_resource *fail_res;
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int retval;
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unsigned long type_mask = IORESOURCE_IO | IORESOURCE_MEM |
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IORESOURCE_PREFETCH;
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@ -1377,21 +1377,21 @@ void pci_assign_unassigned_bridge_resources(struct pci_dev *bridge)
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* Try to release leaf bridge's resources that doesn't fit resource of
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* child device under that bridge
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*/
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list_for_each_entry(dev_res_x, &fail_head, list) {
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struct pci_bus *bus = dev_res_x->dev->bus;
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unsigned long flags = dev_res_x->flags;
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list_for_each_entry(fail_res, &fail_head, list) {
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struct pci_bus *bus = fail_res->dev->bus;
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unsigned long flags = fail_res->flags;
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pci_bus_release_bridge_resources(bus, flags & type_mask,
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whole_subtree);
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}
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/* restore size and flags */
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list_for_each_entry(dev_res_x, &fail_head, list) {
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struct resource *res = dev_res_x->res;
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list_for_each_entry(fail_res, &fail_head, list) {
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struct resource *res = fail_res->res;
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res->start = dev_res_x->start;
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res->end = dev_res_x->end;
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res->flags = dev_res_x->flags;
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if (dev_res_x->dev->subordinate)
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res->start = fail_res->start;
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res->end = fail_res->end;
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res->flags = fail_res->flags;
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if (fail_res->dev->subordinate)
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res->flags = 0;
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}
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free_list(pci_dev_resource, &fail_head);
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