From: "Christian König" <ckoenig.leichtzumerken@gmail.com>
To: helgaas@kernel.org, linux-pci@vger.kernel.org,
dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org,
amd-gfx@lists.freedesktop.org
Subject: [PATCH v9 1/5] PCI: add a define for the PCI resource type mask v2
Date: Wed, 18 Oct 2017 15:58:17 +0200 [thread overview]
Message-ID: <20171018135821.3248-2-deathsimple@vodafone.de> (raw)
In-Reply-To: <20171018135821.3248-1-deathsimple@vodafone.de>
From: Christian König <christian.koenig@amd.com>
We use this mask multiple times in the bus setup.
v2: fix some style nit picks
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
---
drivers/pci/pci.h | 3 +++
drivers/pci/setup-bus.c | 12 +++---------
2 files changed, 6 insertions(+), 9 deletions(-)
diff --git a/drivers/pci/pci.h b/drivers/pci/pci.h
index 22e061738c6f..5c475edc78c2 100644
--- a/drivers/pci/pci.h
+++ b/drivers/pci/pci.h
@@ -4,6 +4,9 @@
#define PCI_FIND_CAP_TTL 48
#define PCI_VSEC_ID_INTEL_TBT 0x1234 /* Thunderbolt */
+#define PCI_RES_TYPE_MASK \
+ (IORESOURCE_IO | IORESOURCE_MEM | IORESOURCE_PREFETCH |\
+ IORESOURCE_MEM_64)
extern const unsigned char pcie_link_speed[];
diff --git a/drivers/pci/setup-bus.c b/drivers/pci/setup-bus.c
index 958da7db9033..37450d9e1132 100644
--- a/drivers/pci/setup-bus.c
+++ b/drivers/pci/setup-bus.c
@@ -1523,8 +1523,6 @@ static void pci_bridge_release_resources(struct pci_bus *bus,
{
struct pci_dev *dev = bus->self;
struct resource *r;
- unsigned long type_mask = IORESOURCE_IO | IORESOURCE_MEM |
- IORESOURCE_PREFETCH | IORESOURCE_MEM_64;
unsigned old_flags = 0;
struct resource *b_res;
int idx = 1;
@@ -1567,7 +1565,7 @@ static void pci_bridge_release_resources(struct pci_bus *bus,
*/
release_child_resources(r);
if (!release_resource(r)) {
- type = old_flags = r->flags & type_mask;
+ type = old_flags = r->flags & PCI_RES_TYPE_MASK;
dev_printk(KERN_DEBUG, &dev->dev, "resource %d %pR released\n",
PCI_BRIDGE_RESOURCES + idx, r);
/* keep the old size */
@@ -1758,8 +1756,6 @@ void pci_assign_unassigned_root_bus_resources(struct pci_bus *bus)
enum release_type rel_type = leaf_only;
LIST_HEAD(fail_head);
struct pci_dev_resource *fail_res;
- unsigned long type_mask = IORESOURCE_IO | IORESOURCE_MEM |
- IORESOURCE_PREFETCH | IORESOURCE_MEM_64;
int pci_try_num = 1;
enum enable_type enable_local;
@@ -1818,7 +1814,7 @@ void pci_assign_unassigned_root_bus_resources(struct pci_bus *bus)
*/
list_for_each_entry(fail_res, &fail_head, list)
pci_bus_release_bridge_resources(fail_res->dev->bus,
- fail_res->flags & type_mask,
+ fail_res->flags & PCI_RES_TYPE_MASK,
rel_type);
/* restore size and flags */
@@ -1862,8 +1858,6 @@ void pci_assign_unassigned_bridge_resources(struct pci_dev *bridge)
LIST_HEAD(fail_head);
struct pci_dev_resource *fail_res;
int retval;
- unsigned long type_mask = IORESOURCE_IO | IORESOURCE_MEM |
- IORESOURCE_PREFETCH | IORESOURCE_MEM_64;
again:
__pci_bus_size_bridges(parent, &add_list);
@@ -1889,7 +1883,7 @@ void pci_assign_unassigned_bridge_resources(struct pci_dev *bridge)
*/
list_for_each_entry(fail_res, &fail_head, list)
pci_bus_release_bridge_resources(fail_res->dev->bus,
- fail_res->flags & type_mask,
+ fail_res->flags & PCI_RES_TYPE_MASK,
whole_subtree);
/* restore size and flags */
--
2.11.0
next prev parent reply other threads:[~2017-10-18 13:58 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-10-18 13:58 Resizable PCI BAR support V9 Christian König
2017-10-18 13:58 ` Christian König [this message]
2017-10-18 13:58 ` [PATCH v9 2/5] PCI: add resizeable BAR infrastructure v5 Christian König
2017-10-18 13:58 ` [PATCH v9 3/5] PCI: add functionality for resizing resources v7 Christian König
2017-10-18 13:58 ` [PATCH v9 4/5] x86/PCI: Enable a 64bit BAR on AMD Family 15h (Models 30h-3fh) Processors v5 Christian König
2017-11-02 16:43 ` Alex Deucher
2017-11-20 15:51 ` Boris Ostrovsky
2017-11-20 16:07 ` Christian König
2017-11-20 16:33 ` Boris Ostrovsky
2017-11-21 13:34 ` Christian König
2017-11-21 22:26 ` Boris Ostrovsky
2017-11-22 10:09 ` Christian König
2017-11-22 16:24 ` Boris Ostrovsky
2017-11-22 16:54 ` Christian König
2017-11-22 17:27 ` Boris Ostrovsky
2017-11-23 8:11 ` Christian König
2017-11-23 14:12 ` Boris Ostrovsky
2017-11-27 18:30 ` Boris Ostrovsky
2017-11-28 9:12 ` Christian König
2017-11-28 9:46 ` [Xen-devel] " Jan Beulich
2017-11-28 10:17 ` Christian König
2017-11-28 10:53 ` Jan Beulich
2017-11-28 11:59 ` Christian König
2017-11-28 18:55 ` Boris Ostrovsky
2017-10-18 13:58 ` [PATCH v9 5/5] drm/amdgpu: resize VRAM BAR for CPU access v5 Christian König
2017-10-24 19:44 ` Resizable PCI BAR support V9 Bjorn Helgaas
2017-10-25 11:27 ` Christian König
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