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ocxl: Remove superfluous 'extern' from headers

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The 'extern' keyword adds no value here.

Signed-off-by: Alastair D'Silva <alastair@d-silva.org>
Reviewed-by: Greg Kurz <groug@kaod.org>
Acked-by: Frederic Barrat <fbarrat@linux.ibm.com>
Acked-by: Andrew Donnellan <andrew.donnellan@au1.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
This commit is contained in:
Alastair D'Silva 2019-03-25 16:34:54 +11:00 committed by Michael Ellerman
parent 32941494ff
commit 53e3e74530
2 changed files with 44 additions and 46 deletions
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54
drivers/misc/ocxl/ocxl_internal.h
View file

@ -16,7 +16,6 @@
extern struct pci_driver ocxl_pci_driver;
struct ocxl_fn {
struct device dev;
int bar_used[3];
@ -92,41 +91,40 @@ struct ocxl_process_element {
__be32 software_state;
};
struct ocxl_afu *ocxl_afu_get(struct ocxl_afu *afu);
void ocxl_afu_put(struct ocxl_afu *afu);
extern struct ocxl_afu *ocxl_afu_get(struct ocxl_afu *afu);
extern void ocxl_afu_put(struct ocxl_afu *afu);
int ocxl_create_cdev(struct ocxl_afu *afu);
void ocxl_destroy_cdev(struct ocxl_afu *afu);
int ocxl_register_afu(struct ocxl_afu *afu);
void ocxl_unregister_afu(struct ocxl_afu *afu);
extern int ocxl_create_cdev(struct ocxl_afu *afu);
extern void ocxl_destroy_cdev(struct ocxl_afu *afu);
extern int ocxl_register_afu(struct ocxl_afu *afu);
extern void ocxl_unregister_afu(struct ocxl_afu *afu);
int ocxl_file_init(void);
void ocxl_file_exit(void);
extern int ocxl_file_init(void);
extern void ocxl_file_exit(void);
int ocxl_pasid_afu_alloc(struct ocxl_fn *fn, u32 size);
void ocxl_pasid_afu_free(struct ocxl_fn *fn, u32 start, u32 size);
int ocxl_actag_afu_alloc(struct ocxl_fn *fn, u32 size);
void ocxl_actag_afu_free(struct ocxl_fn *fn, u32 start, u32 size);
extern int ocxl_pasid_afu_alloc(struct ocxl_fn *fn, u32 size);
extern void ocxl_pasid_afu_free(struct ocxl_fn *fn, u32 start, u32 size);
extern int ocxl_actag_afu_alloc(struct ocxl_fn *fn, u32 size);
extern void ocxl_actag_afu_free(struct ocxl_fn *fn, u32 start, u32 size);
extern struct ocxl_context *ocxl_context_alloc(void);
extern int ocxl_context_init(struct ocxl_context *ctx, struct ocxl_afu *afu,
struct ocxl_context *ocxl_context_alloc(void);
int ocxl_context_init(struct ocxl_context *ctx, struct ocxl_afu *afu,
struct address_space *mapping);
extern int ocxl_context_attach(struct ocxl_context *ctx, u64 amr);
extern int ocxl_context_mmap(struct ocxl_context *ctx,
int ocxl_context_attach(struct ocxl_context *ctx, u64 amr);
int ocxl_context_mmap(struct ocxl_context *ctx,
struct vm_area_struct *vma);
extern int ocxl_context_detach(struct ocxl_context *ctx);
extern void ocxl_context_detach_all(struct ocxl_afu *afu);
extern void ocxl_context_free(struct ocxl_context *ctx);
int ocxl_context_detach(struct ocxl_context *ctx);
void ocxl_context_detach_all(struct ocxl_afu *afu);
void ocxl_context_free(struct ocxl_context *ctx);
extern int ocxl_sysfs_add_afu(struct ocxl_afu *afu);
extern void ocxl_sysfs_remove_afu(struct ocxl_afu *afu);
int ocxl_sysfs_add_afu(struct ocxl_afu *afu);
void ocxl_sysfs_remove_afu(struct ocxl_afu *afu);
extern int ocxl_afu_irq_alloc(struct ocxl_context *ctx, u64 *irq_offset);
extern int ocxl_afu_irq_free(struct ocxl_context *ctx, u64 irq_offset);
extern void ocxl_afu_irq_free_all(struct ocxl_context *ctx);
extern int ocxl_afu_irq_set_fd(struct ocxl_context *ctx, u64 irq_offset,
int ocxl_afu_irq_alloc(struct ocxl_context *ctx, u64 *irq_offset);
int ocxl_afu_irq_free(struct ocxl_context *ctx, u64 irq_offset);
void ocxl_afu_irq_free_all(struct ocxl_context *ctx);
int ocxl_afu_irq_set_fd(struct ocxl_context *ctx, u64 irq_offset,
int eventfd);
extern u64 ocxl_afu_irq_get_addr(struct ocxl_context *ctx, u64 irq_offset);
u64 ocxl_afu_irq_get_addr(struct ocxl_context *ctx, u64 irq_offset);
#endif /* _OCXL_INTERNAL_H_ */

36
include/misc/ocxl.h
View file

@ -53,7 +53,7 @@ struct ocxl_fn_config {
* Read the configuration space of a function and fill in a
* ocxl_fn_config structure with all the function details
*/
extern int ocxl_config_read_function(struct pci_dev *dev,
int ocxl_config_read_function(struct pci_dev *dev,
struct ocxl_fn_config *fn);
/*
@ -62,14 +62,14 @@ extern int ocxl_config_read_function(struct pci_dev *dev,
* AFU indexes can be sparse, so a driver should check all indexes up
* to the maximum found in the function description
*/
extern int ocxl_config_check_afu_index(struct pci_dev *dev,
int ocxl_config_check_afu_index(struct pci_dev *dev,
struct ocxl_fn_config *fn, int afu_idx);
/*
* Read the configuration space of a function for the AFU specified by
* the index 'afu_idx'. Fills in a ocxl_afu_config structure
*/
extern int ocxl_config_read_afu(struct pci_dev *dev,
int ocxl_config_read_afu(struct pci_dev *dev,
struct ocxl_fn_config *fn,
struct ocxl_afu_config *afu,
u8 afu_idx);
@ -77,7 +77,7 @@ extern int ocxl_config_read_afu(struct pci_dev *dev,
/*
* Get the max PASID value that can be used by the function
*/
extern int ocxl_config_get_pasid_info(struct pci_dev *dev, int *count);
int ocxl_config_get_pasid_info(struct pci_dev *dev, int *count);
/*
* Tell an AFU, by writing in the configuration space, the PASIDs that
@ -87,7 +87,7 @@ extern int ocxl_config_get_pasid_info(struct pci_dev *dev, int *count);
* 'afu_control_offset' is the offset of the AFU control DVSEC which
* can be found in the function configuration
*/
extern void ocxl_config_set_afu_pasid(struct pci_dev *dev,
void ocxl_config_set_afu_pasid(struct pci_dev *dev,
int afu_control_offset,
int pasid_base, u32 pasid_count_log);
@ -98,7 +98,7 @@ extern void ocxl_config_set_afu_pasid(struct pci_dev *dev,
* 'supported' is the total number of actags desired by all the AFUs
* of the function.
*/
extern int ocxl_config_get_actag_info(struct pci_dev *dev,
int ocxl_config_get_actag_info(struct pci_dev *dev,
u16 *base, u16 *enabled, u16 *supported);
/*
@ -108,7 +108,7 @@ extern int ocxl_config_get_actag_info(struct pci_dev *dev,
* 'func_offset' is the offset of the Function DVSEC that can found in
* the function configuration
*/
extern void ocxl_config_set_actag(struct pci_dev *dev, int func_offset,
void ocxl_config_set_actag(struct pci_dev *dev, int func_offset,
u32 actag_base, u32 actag_count);
/*
@ -118,7 +118,7 @@ extern void ocxl_config_set_actag(struct pci_dev *dev, int func_offset,
* 'afu_control_offset' is the offset of the AFU control DVSEC for the
* desired AFU. It can be found in the AFU configuration
*/
extern void ocxl_config_set_afu_actag(struct pci_dev *dev,
void ocxl_config_set_afu_actag(struct pci_dev *dev,
int afu_control_offset,
int actag_base, int actag_count);
@ -128,7 +128,7 @@ extern void ocxl_config_set_afu_actag(struct pci_dev *dev,
* 'afu_control_offset' is the offset of the AFU control DVSEC for the
* desired AFU. It can be found in the AFU configuration
*/
extern void ocxl_config_set_afu_state(struct pci_dev *dev,
void ocxl_config_set_afu_state(struct pci_dev *dev,
int afu_control_offset, int enable);
/*
@ -139,7 +139,7 @@ extern void ocxl_config_set_afu_state(struct pci_dev *dev,
* between the host and device, and set the Transaction Layer on both
* accordingly.
*/
extern int ocxl_config_set_TL(struct pci_dev *dev, int tl_dvsec);
int ocxl_config_set_TL(struct pci_dev *dev, int tl_dvsec);
/*
* Request an AFU to terminate a PASID.
@ -152,7 +152,7 @@ extern int ocxl_config_set_TL(struct pci_dev *dev, int tl_dvsec);
* 'afu_control_offset' is the offset of the AFU control DVSEC for the
* desired AFU. It can be found in the AFU configuration
*/
extern int ocxl_config_terminate_pasid(struct pci_dev *dev,
int ocxl_config_terminate_pasid(struct pci_dev *dev,
int afu_control_offset, int pasid);
/*
@ -165,13 +165,13 @@ extern int ocxl_config_terminate_pasid(struct pci_dev *dev,
* Returns a 'link handle' that should be used for further calls for
* the link
*/
extern int ocxl_link_setup(struct pci_dev *dev, int PE_mask,
int ocxl_link_setup(struct pci_dev *dev, int PE_mask,
void **link_handle);
/*
* Remove the association between the function and its link.
*/
extern void ocxl_link_release(struct pci_dev *dev, void *link_handle);
void ocxl_link_release(struct pci_dev *dev, void *link_handle);
/*
* Add a Process Element to the Shared Process Area for a link.
@ -183,7 +183,7 @@ extern void ocxl_link_release(struct pci_dev *dev, void *link_handle);
* 'xsl_err_data' is an argument passed to the above callback, if
* defined
*/
extern int ocxl_link_add_pe(void *link_handle, int pasid, u32 pidr, u32 tidr,
int ocxl_link_add_pe(void *link_handle, int pasid, u32 pidr, u32 tidr,
u64 amr, struct mm_struct *mm,
void (*xsl_err_cb)(void *data, u64 addr, u64 dsisr),
void *xsl_err_data);
@ -195,12 +195,12 @@ extern int ocxl_link_add_pe(void *link_handle, int pasid, u32 pidr, u32 tidr,
* pasid: the PASID for the AFU context
* tid: the new thread id for the process element
*/
extern int ocxl_link_update_pe(void *link_handle, int pasid, __u16 tid);
int ocxl_link_update_pe(void *link_handle, int pasid, __u16 tid);
/*
* Remove a Process Element from the Shared Process Area for a link
*/
extern int ocxl_link_remove_pe(void *link_handle, int pasid);
int ocxl_link_remove_pe(void *link_handle, int pasid);
/*
* Allocate an AFU interrupt associated to the link.
@ -212,12 +212,12 @@ extern int ocxl_link_remove_pe(void *link_handle, int pasid);
* interrupt. It is an MMIO address which needs to be remapped (one
* page).
*/
extern int ocxl_link_irq_alloc(void *link_handle, int *hw_irq,
int ocxl_link_irq_alloc(void *link_handle, int *hw_irq,
u64 *obj_handle);
/*
* Free a previously allocated AFU interrupt
*/
extern void ocxl_link_free_irq(void *link_handle, int hw_irq);
void ocxl_link_free_irq(void *link_handle, int hw_irq);
#endif /* _MISC_OCXL_H_ */