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cxl: Fix build when CONFIG_DEBUG_FS=n

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Stub out the debugfs functions so that the build doesn't break when
CONFIG_DEBUG_FS=n.

Reported-by: Michael Ellerman <mpe@ellerman.id.au>
Signed-off-by: Andrew Donnellan <andrew.donnellan@au1.ibm.com>
Acked-by: Ian Munsie <imunsie@au1.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
This commit is contained in:
Andrew Donnellan 2017-02-01 14:22:07 +11:00 committed by Michael Ellerman
parent 673bc4354d
commit 39d4087152
2 changed files with 57 additions and 5 deletions
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3
drivers/misc/cxl/Makefile
View File

@ -2,9 +2,10 @@ ccflags-y := $(call cc-disable-warning, unused-const-variable)
ccflags-$(CONFIG_PPC_WERROR) += -Werror
cxl-y += main.o file.o irq.o fault.o native.o
cxl-y += context.o sysfs.o debugfs.o pci.o trace.o
cxl-y += context.o sysfs.o pci.o trace.o
cxl-y += vphb.o phb.o api.o
cxl-$(CONFIG_PPC_PSERIES) += flash.o guest.o of.o hcalls.o
cxl-$(CONFIG_DEBUG_FS) += debugfs.o
obj-$(CONFIG_CXL) += cxl.o
obj-$(CONFIG_CXL_BASE) += base.o

59
drivers/misc/cxl/cxl.h
View File

@ -802,12 +802,67 @@ int afu_register_irqs(struct cxl_context *ctx, u32 count);
void afu_release_irqs(struct cxl_context *ctx, void *cookie);
void afu_irq_name_free(struct cxl_context *ctx);
#ifdef CONFIG_DEBUG_FS
int cxl_debugfs_init(void);
void cxl_debugfs_exit(void);
int cxl_debugfs_adapter_add(struct cxl *adapter);
void cxl_debugfs_adapter_remove(struct cxl *adapter);
int cxl_debugfs_afu_add(struct cxl_afu *afu);
void cxl_debugfs_afu_remove(struct cxl_afu *afu);
void cxl_stop_trace(struct cxl *cxl);
void cxl_debugfs_add_adapter_psl_regs(struct cxl *adapter, struct dentry *dir);
void cxl_debugfs_add_adapter_xsl_regs(struct cxl *adapter, struct dentry *dir);
void cxl_debugfs_add_afu_psl_regs(struct cxl_afu *afu, struct dentry *dir);
#else /* CONFIG_DEBUG_FS */
static inline int __init cxl_debugfs_init(void)
{
return 0;
}
static inline void cxl_debugfs_exit(void)
{
}
static inline int cxl_debugfs_adapter_add(struct cxl *adapter)
{
return 0;
}
static inline void cxl_debugfs_adapter_remove(struct cxl *adapter)
{
}
static inline int cxl_debugfs_afu_add(struct cxl_afu *afu)
{
return 0;
}
static inline void cxl_debugfs_afu_remove(struct cxl_afu *afu)
{
}
static inline void cxl_stop_trace(struct cxl *cxl)
{
}
static inline void cxl_debugfs_add_adapter_psl_regs(struct cxl *adapter,
struct dentry *dir)
{
}
static inline void cxl_debugfs_add_adapter_xsl_regs(struct cxl *adapter,
struct dentry *dir)
{
}
static inline void cxl_debugfs_add_afu_psl_regs(struct cxl_afu *afu, struct dentry *dir)
{
}
#endif /* CONFIG_DEBUG_FS */
void cxl_handle_fault(struct work_struct *work);
void cxl_prefault(struct cxl_context *ctx, u64 wed);
@ -872,12 +927,8 @@ int cxl_data_cache_flush(struct cxl *adapter);
int cxl_afu_disable(struct cxl_afu *afu);
int cxl_psl_purge(struct cxl_afu *afu);
void cxl_debugfs_add_adapter_psl_regs(struct cxl *adapter, struct dentry *dir);
void cxl_debugfs_add_adapter_xsl_regs(struct cxl *adapter, struct dentry *dir);
void cxl_debugfs_add_afu_psl_regs(struct cxl_afu *afu, struct dentry *dir);
void cxl_native_psl_irq_dump_regs(struct cxl_context *ctx);
void cxl_native_err_irq_dump_regs(struct cxl *adapter);
void cxl_stop_trace(struct cxl *cxl);
int cxl_pci_vphb_add(struct cxl_afu *afu);
void cxl_pci_vphb_remove(struct cxl_afu *afu);
void cxl_release_mapping(struct cxl_context *ctx);