Merge the different CONFIG_VGA_ARB ifdef blocks, remove superflous
externs, and regularize the stubs for !CONFIG_VGA_ARB.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20210716061634.2446357-5-hch@lst.de
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
This commit is contained in:
Christoph Hellwig 2021-07-16 08:16:31 +02:00 коммит произвёл Christian König
Родитель 45549c00d3
Коммит 6609176f56
1 изменённых файлов: 42 добавлений и 48 удалений

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@ -33,6 +33,8 @@
#include <video/vga.h>
struct pci_dev;
/* Legacy VGA regions */
#define VGA_RSRC_NONE 0x00
#define VGA_RSRC_LEGACY_IO 0x01
@ -42,23 +44,47 @@
#define VGA_RSRC_NORMAL_IO 0x04
#define VGA_RSRC_NORMAL_MEM 0x08
struct pci_dev;
/* For use by clients */
#if defined(CONFIG_VGA_ARB)
extern void vga_set_legacy_decoding(struct pci_dev *pdev,
unsigned int decodes);
#else
#ifdef CONFIG_VGA_ARB
void vga_set_legacy_decoding(struct pci_dev *pdev, unsigned int decodes);
int vga_get(struct pci_dev *pdev, unsigned int rsrc, int interruptible);
void vga_put(struct pci_dev *pdev, unsigned int rsrc);
struct pci_dev *vga_default_device(void);
void vga_set_default_device(struct pci_dev *pdev);
int vga_remove_vgacon(struct pci_dev *pdev);
int vga_client_register(struct pci_dev *pdev, void *cookie,
void (*irq_set_state)(void *cookie, bool state),
unsigned int (*set_vga_decode)(void *cookie, bool state));
#else /* CONFIG_VGA_ARB */
static inline void vga_set_legacy_decoding(struct pci_dev *pdev,
unsigned int decodes) { };
#endif
#if defined(CONFIG_VGA_ARB)
extern int vga_get(struct pci_dev *pdev, unsigned int rsrc, int interruptible);
#else
static inline int vga_get(struct pci_dev *pdev, unsigned int rsrc, int interruptible) { return 0; }
#endif
unsigned int decodes)
{
};
static inline int vga_get(struct pci_dev *pdev, unsigned int rsrc,
int interruptible)
{
return 0;
}
static inline void vga_put(struct pci_dev *pdev, unsigned int rsrc)
{
}
static inline struct pci_dev *vga_default_device(void)
{
return NULL;
}
static inline void vga_set_default_device(struct pci_dev *pdev)
{
}
static inline int vga_remove_vgacon(struct pci_dev *pdev)
{
return 0;
}
static inline int vga_client_register(struct pci_dev *pdev, void *cookie,
void (*irq_set_state)(void *cookie, bool state),
unsigned int (*set_vga_decode)(void *cookie, bool state))
{
return 0;
}
#endif /* CONFIG_VGA_ARB */
/**
* vga_get_interruptible
@ -90,36 +116,4 @@ static inline int vga_get_uninterruptible(struct pci_dev *pdev,
return vga_get(pdev, rsrc, 0);
}
#if defined(CONFIG_VGA_ARB)
extern void vga_put(struct pci_dev *pdev, unsigned int rsrc);
#else
static inline void vga_put(struct pci_dev *pdev, unsigned int rsrc)
{
}
#endif
#ifdef CONFIG_VGA_ARB
extern struct pci_dev *vga_default_device(void);
extern void vga_set_default_device(struct pci_dev *pdev);
extern int vga_remove_vgacon(struct pci_dev *pdev);
#else
static inline struct pci_dev *vga_default_device(void) { return NULL; }
static inline void vga_set_default_device(struct pci_dev *pdev) { }
static inline int vga_remove_vgacon(struct pci_dev *pdev) { return 0; }
#endif
#if defined(CONFIG_VGA_ARB)
int vga_client_register(struct pci_dev *pdev, void *cookie,
void (*irq_set_state)(void *cookie, bool state),
unsigned int (*set_vga_decode)(void *cookie, bool state));
#else
static inline int vga_client_register(struct pci_dev *pdev, void *cookie,
void (*irq_set_state)(void *cookie, bool state),
unsigned int (*set_vga_decode)(void *cookie, bool state))
{
return 0;
}
#endif
#endif /* LINUX_VGA_H */