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authorJiri Kosina <jkosina@suse.cz>2013-01-29 04:48:30 -0500
committerJiri Kosina <jkosina@suse.cz>2013-01-29 04:48:30 -0500
commit617677295b53a40d0e54aac4cbbc216ffbc755dd (patch)
tree51b9e87213243ed5efff252c8e8d8fec4eebc588 /arch/powerpc/sysdev/fsl_pci.c
parent5c8d1b68e01a144813e38795fe6dbe7ebb506131 (diff)
parent6abb7c25775b7fb2225ad0508236d63ca710e65f (diff)
Merge branch 'master' into for-next
Conflicts: drivers/devfreq/exynos4_bus.c Sync with Linus' tree to be able to apply patches that are against newer code (mvneta).
Diffstat (limited to 'arch/powerpc/sysdev/fsl_pci.c')
-rw-r--r--arch/powerpc/sysdev/fsl_pci.c43
1 files changed, 38 insertions, 5 deletions
diff --git a/arch/powerpc/sysdev/fsl_pci.c b/arch/powerpc/sysdev/fsl_pci.c
index ffb93ae9379b..92a5915b1827 100644
--- a/arch/powerpc/sysdev/fsl_pci.c
+++ b/arch/powerpc/sysdev/fsl_pci.c
@@ -36,7 +36,7 @@
36 36
37static int fsl_pcie_bus_fixup, is_mpc83xx_pci; 37static int fsl_pcie_bus_fixup, is_mpc83xx_pci;
38 38
39static void __devinit quirk_fsl_pcie_header(struct pci_dev *dev) 39static void quirk_fsl_pcie_header(struct pci_dev *dev)
40{ 40{
41 u8 hdr_type; 41 u8 hdr_type;
42 42
@@ -89,7 +89,7 @@ static int fsl_pci_dma_set_mask(struct device *dev, u64 dma_mask)
89 return 0; 89 return 0;
90} 90}
91 91
92static int __init setup_one_atmu(struct ccsr_pci __iomem *pci, 92static int setup_one_atmu(struct ccsr_pci __iomem *pci,
93 unsigned int index, const struct resource *res, 93 unsigned int index, const struct resource *res,
94 resource_size_t offset) 94 resource_size_t offset)
95{ 95{
@@ -126,7 +126,7 @@ static int __init setup_one_atmu(struct ccsr_pci __iomem *pci,
126} 126}
127 127
128/* atmu setup for fsl pci/pcie controller */ 128/* atmu setup for fsl pci/pcie controller */
129static void __init setup_pci_atmu(struct pci_controller *hose, 129static void setup_pci_atmu(struct pci_controller *hose,
130 struct resource *rsrc) 130 struct resource *rsrc)
131{ 131{
132 struct ccsr_pci __iomem *pci; 132 struct ccsr_pci __iomem *pci;
@@ -136,7 +136,7 @@ static void __init setup_pci_atmu(struct pci_controller *hose,
136 u32 pcicsrbar = 0, pcicsrbar_sz; 136 u32 pcicsrbar = 0, pcicsrbar_sz;
137 u32 piwar = PIWAR_EN | PIWAR_PF | PIWAR_TGI_LOCAL | 137 u32 piwar = PIWAR_EN | PIWAR_PF | PIWAR_TGI_LOCAL |
138 PIWAR_READ_SNOOP | PIWAR_WRITE_SNOOP; 138 PIWAR_READ_SNOOP | PIWAR_WRITE_SNOOP;
139 char *name = hose->dn->full_name; 139 const char *name = hose->dn->full_name;
140 const u64 *reg; 140 const u64 *reg;
141 int len; 141 int len;
142 142
@@ -871,7 +871,7 @@ void fsl_pci_assign_primary(void)
871 } 871 }
872} 872}
873 873
874static int __devinit fsl_pci_probe(struct platform_device *pdev) 874static int fsl_pci_probe(struct platform_device *pdev)
875{ 875{
876 int ret; 876 int ret;
877 struct device_node *node; 877 struct device_node *node;
@@ -902,9 +902,42 @@ static int __devinit fsl_pci_probe(struct platform_device *pdev)
902 return 0; 902 return 0;
903} 903}
904 904
905#ifdef CONFIG_PM
906static int fsl_pci_resume(struct device *dev)
907{
908 struct pci_controller *hose;
909 struct resource pci_rsrc;
910
911 hose = pci_find_hose_for_OF_device(dev->of_node);
912 if (!hose)
913 return -ENODEV;
914
915 if (of_address_to_resource(dev->of_node, 0, &pci_rsrc)) {
916 dev_err(dev, "Get pci register base failed.");
917 return -ENODEV;
918 }
919
920 setup_pci_atmu(hose, &pci_rsrc);
921
922 return 0;
923}
924
925static const struct dev_pm_ops pci_pm_ops = {
926 .resume = fsl_pci_resume,
927};
928
929#define PCI_PM_OPS (&pci_pm_ops)
930
931#else
932
933#define PCI_PM_OPS NULL
934
935#endif
936
905static struct platform_driver fsl_pci_driver = { 937static struct platform_driver fsl_pci_driver = {
906 .driver = { 938 .driver = {
907 .name = "fsl-pci", 939 .name = "fsl-pci",
940 .pm = PCI_PM_OPS,
908 .of_match_table = pci_ids, 941 .of_match_table = pci_ids,
909 }, 942 },
910 .probe = fsl_pci_probe, 943 .probe = fsl_pci_probe,