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vga_switcheroo: Use enum vga_switcheroo_client_id instead of int

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Signed-off-by: Lukas Wunner <lukas@wunner.de>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Lukas Wunner 2015-08-28 12:54:07 +02:00 committed by Daniel Vetter
parent 21c5ba8c1e
commit fa3e967fff
2 changed files with 13 additions and 10 deletions
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17
drivers/gpu/vga/vga_switcheroo.c
View File

@ -102,7 +102,7 @@ struct vga_switcheroo_client {
struct fb_info *fb_info;
enum vga_switcheroo_state pwr_state;
const struct vga_switcheroo_client_ops *ops;
int id;
enum vga_switcheroo_client_id id;
bool active;
bool driver_power_control;
struct list_head list;
@ -233,7 +233,8 @@ EXPORT_SYMBOL(vga_switcheroo_unregister_handler);
static int register_client(struct pci_dev *pdev,
const struct vga_switcheroo_client_ops *ops,
int id, bool active, bool driver_power_control)
enum vga_switcheroo_client_id id, bool active,
bool driver_power_control)
{
struct vga_switcheroo_client *client;
@ -288,7 +289,7 @@ EXPORT_SYMBOL(vga_switcheroo_register_client);
* vga_switcheroo_register_audio_client - register audio client
* @pdev: client pci device
* @ops: client callbacks
* @id: client identifier, see enum vga_switcheroo_client_id
* @id: client identifier
*
* Register audio client (audio device on a GPU). The power state of the
* client is assumed to be ON.
@ -297,7 +298,7 @@ EXPORT_SYMBOL(vga_switcheroo_register_client);
*/
int vga_switcheroo_register_audio_client(struct pci_dev *pdev,
const struct vga_switcheroo_client_ops *ops,
int id)
enum vga_switcheroo_client_id id)
{
return register_client(pdev, ops, id | ID_BIT_AUDIO, false, false);
}
@ -315,7 +316,8 @@ find_client_from_pci(struct list_head *head, struct pci_dev *pdev)
}
static struct vga_switcheroo_client *
find_client_from_id(struct list_head *head, int client_id)
find_client_from_id(struct list_head *head,
enum vga_switcheroo_client_id client_id)
{
struct vga_switcheroo_client *client;
@ -497,7 +499,8 @@ static int vga_switchoff(struct vga_switcheroo_client *client)
return 0;
}
static void set_audio_state(int id, enum vga_switcheroo_state state)
static void set_audio_state(enum vga_switcheroo_client_id id,
enum vga_switcheroo_state state)
{
struct vga_switcheroo_client *client;
@ -584,7 +587,7 @@ vga_switcheroo_debugfs_write(struct file *filp, const char __user *ubuf,
int ret;
bool delay = false, can_switch;
bool just_mux = false;
int client_id = VGA_SWITCHEROO_UNKNOWN_ID;
enum vga_switcheroo_client_id client_id = VGA_SWITCHEROO_UNKNOWN_ID;
struct vga_switcheroo_client *client = NULL;
if (cnt > 63)

6
include/linux/vga_switcheroo.h
View File

@ -100,7 +100,7 @@ struct vga_switcheroo_handler {
int (*switchto)(enum vga_switcheroo_client_id id);
int (*power_state)(enum vga_switcheroo_client_id id,
enum vga_switcheroo_state state);
int (*get_client_id)(struct pci_dev *pdev);
enum vga_switcheroo_client_id (*get_client_id)(struct pci_dev *pdev);
};
/**
@ -132,7 +132,7 @@ int vga_switcheroo_register_client(struct pci_dev *dev,
bool driver_power_control);
int vga_switcheroo_register_audio_client(struct pci_dev *pdev,
const struct vga_switcheroo_client_ops *ops,
int id);
enum vga_switcheroo_client_id id);
void vga_switcheroo_client_fb_set(struct pci_dev *dev,
struct fb_info *info);
@ -158,7 +158,7 @@ static inline void vga_switcheroo_client_fb_set(struct pci_dev *dev, struct fb_i
static inline int vga_switcheroo_register_handler(struct vga_switcheroo_handler *handler) { return 0; }
static inline int vga_switcheroo_register_audio_client(struct pci_dev *pdev,
const struct vga_switcheroo_client_ops *ops,
int id) { return 0; }
enum vga_switcheroo_client_id id) { return 0; }
static inline void vga_switcheroo_unregister_handler(void) {}
static inline int vga_switcheroo_process_delayed_switch(void) { return 0; }
static inline enum vga_switcheroo_state vga_switcheroo_get_client_state(struct pci_dev *dev) { return VGA_SWITCHEROO_ON; }