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iommu/amd: Remove extern from function prototypes

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The kernel coding style does not require 'extern' in function prototypes.
Hence remove them from header file.

No functional change intended.

Suggested-by: Yazen Ghannam <yazen.ghannam@amd.com>
Signed-off-by: Vasant Hegde <vasant.hegde@amd.com>
Reviewed-by: Jerry Snitselaar <jsnitsel@redhat.com>
Link: https://lore.kernel.org/r/20230609090631.6052-2-vasant.hegde@amd.com
Signed-off-by: Joerg Roedel <jroedel@suse.de>
This commit is contained in:
Vasant Hegde 2023-06-09 09:06:31 +00:00 committed by Joerg Roedel
parent d18f4ee219
commit 78db2985c2
2 changed files with 45 additions and 47 deletions
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80
drivers/iommu/amd/amd_iommu.h
View file

@ -11,14 +11,14 @@
#include "amd_iommu_types.h"
extern irqreturn_t amd_iommu_int_thread(int irq, void *data);
extern irqreturn_t amd_iommu_int_handler(int irq, void *data);
extern void amd_iommu_apply_erratum_63(struct amd_iommu *iommu, u16 devid);
extern void amd_iommu_restart_event_logging(struct amd_iommu *iommu);
extern int amd_iommu_init_devices(void);
extern void amd_iommu_uninit_devices(void);
extern void amd_iommu_init_notifier(void);
extern void amd_iommu_set_rlookup_table(struct amd_iommu *iommu, u16 devid);
irqreturn_t amd_iommu_int_thread(int irq, void *data);
irqreturn_t amd_iommu_int_handler(int irq, void *data);
void amd_iommu_apply_erratum_63(struct amd_iommu *iommu, u16 devid);
void amd_iommu_restart_event_logging(struct amd_iommu *iommu);
int amd_iommu_init_devices(void);
void amd_iommu_uninit_devices(void);
void amd_iommu_init_notifier(void);
void amd_iommu_set_rlookup_table(struct amd_iommu *iommu, u16 devid);
#ifdef CONFIG_AMD_IOMMU_DEBUGFS
void amd_iommu_debugfs_setup(struct amd_iommu *iommu);
@ -27,11 +27,11 @@ static inline void amd_iommu_debugfs_setup(struct amd_iommu *iommu) {}
#endif
/* Needed for interrupt remapping */
extern int amd_iommu_prepare(void);
extern int amd_iommu_enable(void);
extern void amd_iommu_disable(void);
extern int amd_iommu_reenable(int);
extern int amd_iommu_enable_faulting(void);
int amd_iommu_prepare(void);
int amd_iommu_enable(void);
void amd_iommu_disable(void);
int amd_iommu_reenable(int mode);
int amd_iommu_enable_faulting(void);
extern int amd_iommu_guest_ir;
extern enum io_pgtable_fmt amd_iommu_pgtable;
extern int amd_iommu_gpt_level;
@ -39,33 +39,32 @@ extern int amd_iommu_gpt_level;
/* IOMMUv2 specific functions */
struct iommu_domain;
extern bool amd_iommu_v2_supported(void);
extern struct amd_iommu *get_amd_iommu(unsigned int idx);
extern u8 amd_iommu_pc_get_max_banks(unsigned int idx);
extern bool amd_iommu_pc_supported(void);
extern u8 amd_iommu_pc_get_max_counters(unsigned int idx);
extern int amd_iommu_pc_get_reg(struct amd_iommu *iommu, u8 bank, u8 cntr,
bool amd_iommu_v2_supported(void);
struct amd_iommu *get_amd_iommu(unsigned int idx);
u8 amd_iommu_pc_get_max_banks(unsigned int idx);
bool amd_iommu_pc_supported(void);
u8 amd_iommu_pc_get_max_counters(unsigned int idx);
int amd_iommu_pc_get_reg(struct amd_iommu *iommu, u8 bank, u8 cntr,
u8 fxn, u64 *value);
extern int amd_iommu_pc_set_reg(struct amd_iommu *iommu, u8 bank, u8 cntr,
int amd_iommu_pc_set_reg(struct amd_iommu *iommu, u8 bank, u8 cntr,
u8 fxn, u64 *value);
extern int amd_iommu_register_ppr_notifier(struct notifier_block *nb);
extern int amd_iommu_unregister_ppr_notifier(struct notifier_block *nb);
extern void amd_iommu_domain_direct_map(struct iommu_domain *dom);
extern int amd_iommu_domain_enable_v2(struct iommu_domain *dom, int pasids);
extern int amd_iommu_flush_page(struct iommu_domain *dom, u32 pasid,
u64 address);
extern void amd_iommu_update_and_flush_device_table(struct protection_domain *domain);
extern void amd_iommu_domain_update(struct protection_domain *domain);
extern void amd_iommu_domain_flush_complete(struct protection_domain *domain);
extern void amd_iommu_domain_flush_tlb_pde(struct protection_domain *domain);
extern int amd_iommu_flush_tlb(struct iommu_domain *dom, u32 pasid);
extern int amd_iommu_domain_set_gcr3(struct iommu_domain *dom, u32 pasid,
int amd_iommu_register_ppr_notifier(struct notifier_block *nb);
int amd_iommu_unregister_ppr_notifier(struct notifier_block *nb);
void amd_iommu_domain_direct_map(struct iommu_domain *dom);
int amd_iommu_domain_enable_v2(struct iommu_domain *dom, int pasids);
int amd_iommu_flush_page(struct iommu_domain *dom, u32 pasid, u64 address);
void amd_iommu_update_and_flush_device_table(struct protection_domain *domain);
void amd_iommu_domain_update(struct protection_domain *domain);
void amd_iommu_domain_flush_complete(struct protection_domain *domain);
void amd_iommu_domain_flush_tlb_pde(struct protection_domain *domain);
int amd_iommu_flush_tlb(struct iommu_domain *dom, u32 pasid);
int amd_iommu_domain_set_gcr3(struct iommu_domain *dom, u32 pasid,
unsigned long cr3);
extern int amd_iommu_domain_clear_gcr3(struct iommu_domain *dom, u32 pasid);
int amd_iommu_domain_clear_gcr3(struct iommu_domain *dom, u32 pasid);
#ifdef CONFIG_IRQ_REMAP
extern int amd_iommu_create_irq_domain(struct amd_iommu *iommu);
int amd_iommu_create_irq_domain(struct amd_iommu *iommu);
#else
static inline int amd_iommu_create_irq_domain(struct amd_iommu *iommu)
{
@ -77,7 +76,7 @@ static inline int amd_iommu_create_irq_domain(struct amd_iommu *iommu)
#define PPR_INVALID 0x1
#define PPR_FAILURE 0xf
extern int amd_iommu_complete_ppr(struct pci_dev *pdev, u32 pasid,
int amd_iommu_complete_ppr(struct pci_dev *pdev, u32 pasid,
int status, int tag);
static inline bool is_rd890_iommu(struct pci_dev *pdev)
@ -131,10 +130,9 @@ static inline void *alloc_pgtable_page(int nid, gfp_t gfp)
return page ? page_address(page) : NULL;
}
extern bool translation_pre_enabled(struct amd_iommu *iommu);
extern bool amd_iommu_is_attach_deferred(struct device *dev);
extern int __init add_special_device(u8 type, u8 id, u32 *devid,
bool cmd_line);
bool translation_pre_enabled(struct amd_iommu *iommu);
bool amd_iommu_is_attach_deferred(struct device *dev);
int __init add_special_device(u8 type, u8 id, u32 *devid, bool cmd_line);
#ifdef CONFIG_DMI
void amd_iommu_apply_ivrs_quirks(void);
@ -142,9 +140,9 @@ void amd_iommu_apply_ivrs_quirks(void);
static inline void amd_iommu_apply_ivrs_quirks(void) { }
#endif
extern void amd_iommu_domain_set_pgtable(struct protection_domain *domain,
void amd_iommu_domain_set_pgtable(struct protection_domain *domain,
u64 *root, int mode);
extern struct dev_table_entry *get_dev_table(struct amd_iommu *iommu);
struct dev_table_entry *get_dev_table(struct amd_iommu *iommu);
extern u64 amd_iommu_efr;
extern u64 amd_iommu_efr2;

2
drivers/iommu/amd/amd_iommu_types.h
View file

@ -886,7 +886,7 @@ extern int amd_iommu_max_glx_val;
* This function flushes all internal caches of
* the IOMMU used by this driver.
*/
extern void iommu_flush_all_caches(struct amd_iommu *iommu);
void iommu_flush_all_caches(struct amd_iommu *iommu);
static inline int get_ioapic_devid(int id)
{