diff options
author | Gavin Shan <shangw@linux.vnet.ibm.com> | 2014-03-03 14:43:59 +1100 |
---|---|---|
committer | Eli Qiao <taget@linux.vnet.ibm.com> | 2014-03-04 11:59:06 +0800 |
commit | 673f197488727e6f19c8e928bfa0ffd0271f9780 (patch) | |
tree | 68a1c6971b719feb9160b3d834a4fa77b4d58259 | |
parent | 5914e17994c8ed5c5de7d71ea579597179f5f402 (diff) | |
download | powerpc-673f197488727e6f19c8e928bfa0ffd0271f9780.tar.gz |
powerpc/powernv: Move PNV_EEH_STATE_ENABLED around
The flag PNV_EEH_STATE_ENABLED is put into pnv_phb::eeh_state,
which is protected by CONFIG_EEH. We needn't that. Instead, we
can have pnv_phb::flags and maintain all flags there, which is
the purpose of the patch. The patch also renames PNV_EEH_STATE_ENABLED
to PNV_PHB_FLAG_EEH.
Signed-off-by: Gavin Shan <shangw@linux.vnet.ibm.com>
Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
-rw-r--r-- | arch/powerpc/platforms/powernv/eeh-ioda.c | 2 | ||||
-rw-r--r-- | arch/powerpc/platforms/powernv/pci.c | 8 | ||||
-rw-r--r-- | arch/powerpc/platforms/powernv/pci.h | 7 |
3 files changed, 6 insertions, 11 deletions
diff --git a/arch/powerpc/platforms/powernv/eeh-ioda.c b/arch/powerpc/platforms/powernv/eeh-ioda.c index f1d55c61fe5fa0..3b7cc0e1294e73 100644 --- a/arch/powerpc/platforms/powernv/eeh-ioda.c +++ b/arch/powerpc/platforms/powernv/eeh-ioda.c @@ -153,7 +153,7 @@ static int ioda_eeh_post_init(struct pci_controller *hose) } #endif - phb->eeh_state |= PNV_EEH_STATE_ENABLED; + phb->flags |= PNV_PHB_FLAG_EEH; return 0; } diff --git a/arch/powerpc/platforms/powernv/pci.c b/arch/powerpc/platforms/powernv/pci.c index e0a0cdff6e59d8..f9f0a0bd9a2e86 100644 --- a/arch/powerpc/platforms/powernv/pci.c +++ b/arch/powerpc/platforms/powernv/pci.c @@ -396,7 +396,7 @@ int pnv_pci_cfg_read(struct device_node *dn, if (phb_pe && (phb_pe->state & EEH_PE_ISOLATED)) return PCIBIOS_SUCCESSFUL; - if (phb->eeh_state & PNV_EEH_STATE_ENABLED) { + if (phb->flags & PNV_PHB_FLAG_EEH) { if (*val == EEH_IO_ERROR_VALUE(size) && eeh_dev_check_failure(of_node_to_eeh_dev(dn))) return PCIBIOS_DEVICE_NOT_FOUND; @@ -434,12 +434,8 @@ int pnv_pci_cfg_write(struct device_node *dn, } /* Check if the PHB got frozen due to an error (no response) */ -#ifdef CONFIG_EEH - if (!(phb->eeh_state & PNV_EEH_STATE_ENABLED)) + if (!(phb->flags & PNV_PHB_FLAG_EEH)) pnv_pci_config_check_eeh(phb, dn); -#else - pnv_pci_config_check_eeh(phb, dn); -#endif return PCIBIOS_SUCCESSFUL; } diff --git a/arch/powerpc/platforms/powernv/pci.h b/arch/powerpc/platforms/powernv/pci.h index c2a96abb178ad2..3fe8d1c747d6a3 100644 --- a/arch/powerpc/platforms/powernv/pci.h +++ b/arch/powerpc/platforms/powernv/pci.h @@ -81,24 +81,23 @@ struct pnv_eeh_ops { int (*configure_bridge)(struct eeh_pe *pe); int (*next_error)(struct eeh_pe **pe); }; - -#define PNV_EEH_STATE_ENABLED (1 << 0) /* EEH enabled */ - #endif /* CONFIG_EEH */ +#define PNV_PHB_FLAG_EEH (1 << 0) + struct pnv_phb { struct pci_controller *hose; enum pnv_phb_type type; enum pnv_phb_model model; u64 hub_id; u64 opal_id; + int flags; void __iomem *regs; int initialized; spinlock_t lock; #ifdef CONFIG_EEH struct pnv_eeh_ops *eeh_ops; - int eeh_state; #endif #ifdef CONFIG_DEBUG_FS |