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[Qemu-devel] [PATCH V2 09/20] pci_host: remove unnecessary & 0xff.
From: |
Isaku Yamahata |
Subject: |
[Qemu-devel] [PATCH V2 09/20] pci_host: remove unnecessary & 0xff. |
Date: |
Fri, 13 Nov 2009 13:29:45 +0900 |
This patch removes unnecessary & 0xff in pci_dev_find_by_addr().
Signed-off-by: Isaku Yamahata <address@hidden>
Acked-by: Michael S. Tsirkin <address@hidden>
---
hw/pci_host.c | 5 +++--
1 files changed, 3 insertions(+), 2 deletions(-)
diff --git a/hw/pci_host.c b/hw/pci_host.c
index 45ddcd1..eeb8dee 100644
--- a/hw/pci_host.c
+++ b/hw/pci_host.c
@@ -42,8 +42,9 @@ do { printf("pci_host_data: " fmt , ## __VA_ARGS__); } while
(0)
/* the helper functio to get a PCIDeice* for a given pci address */
static inline PCIDevice *pci_dev_find_by_addr(PCIBus *bus, uint32_t addr)
{
- uint8_t bus_num = (addr >> 16) & 0xff;
- uint8_t devfn = (addr >> 8) & 0xff;
+ uint8_t bus_num = addr >> 16;
+ uint8_t devfn = addr >> 8;
+
return pci_find_device(bus, bus_num, PCI_SLOT(devfn), PCI_FUNC(devfn));
}
--
1.6.0.2
- [Qemu-devel] [PATCH V2 00/20] PCI express clean up patches., Isaku Yamahata, 2009/11/12
- [Qemu-devel] [PATCH V2 01/20] pci: fix pci_info_device()., Isaku Yamahata, 2009/11/12
- [Qemu-devel] [PATCH V2 02/20] pci: move pci_data_{read, write}() declaration from pci.h to pci_host.h, Isaku Yamahata, 2009/11/12
- [Qemu-devel] [PATCH V2 11/20] pci: clean up of pci_init_wmask()., Isaku Yamahata, 2009/11/12
- [Qemu-devel] [PATCH V2 05/20] pci: rename pci_addr_to_dev(), pcie_mmcfg_addr_to_dev()., Isaku Yamahata, 2009/11/12
- [Qemu-devel] [PATCH V2 03/20] pci: simplify (pci_/pcie_mmcfg_)data_read(), Isaku Yamahata, 2009/11/12
- [Qemu-devel] [PATCH V2 07/20] pci: remove pci_sub_bus() by open coding., Isaku Yamahata, 2009/11/12
- [Qemu-devel] [PATCH V2 09/20] pci_host: remove unnecessary & 0xff.,
Isaku Yamahata <=
- [Qemu-devel] [PATCH V2 13/20] pci: move typedef, PCIHostState, PCIExpressHost to qemu-common.h., Isaku Yamahata, 2009/11/12
- [Qemu-devel] [PATCH V2 17/20] pci: remove magic number, 256 in pci.c, Isaku Yamahata, 2009/11/12
- [Qemu-devel] [PATCH V2 14/20] pci: remove unused constants., Isaku Yamahata, 2009/11/12
- [Qemu-devel] [PATCH V2 19/20] pci: pci bridge related clean up., Isaku Yamahata, 2009/11/12
- [Qemu-devel] [PATCH V2 06/20] pci: shorten pci_host_{conf, data}_register_xxx function a bit., Isaku Yamahata, 2009/11/12
- [Qemu-devel] [PATCH V2 12/20] pci: remove some unnecessary comment in pci.h, Isaku Yamahata, 2009/11/12
- [Qemu-devel] [PATCH V2 15/20] pci: clean up of pci_update_mappings(), Isaku Yamahata, 2009/11/12
- [Qemu-devel] [PATCH V2 08/20] pci: s/pci_find_host_bus/pci_find_root_bus/g, Isaku Yamahata, 2009/11/12
- [Qemu-devel] [PATCH V2 16/20] pci: split up up pci_update mappings, Isaku Yamahata, 2009/11/12
- [Qemu-devel] [PATCH V2 18/20] pci: fix pci_config_get_io_base()., Isaku Yamahata, 2009/11/12