#define IFORCE_232 1
#define IFORCE_USB 2
-#define FALSE 0
-#define TRUE 1
-
-#define FF_EFFECTS_MAX 32
+#define IFORCE_EFFECTS_MAX 32
/* Each force feedback effect is made of one core effect, which can be
* associated to at most to effect modifiers
#define FF_CORE_UPDATE 5 /* Effect is being updated */
#define FF_MODCORE_MAX 5
-#define CHECK_OWNERSHIP(i, iforce) \
- ((i) < FF_EFFECTS_MAX && i >= 0 && \
- test_bit(FF_CORE_IS_USED, (iforce)->core_effects[(i)].flags) && \
- (current->pid == 0 || \
- (iforce)->core_effects[(i)].owner == current->pid))
-
struct iforce_core_effect {
/* Information about where modifiers are stored in the device's memory */
struct resource mod1_chunk;
struct resource mod2_chunk;
unsigned long flags[NBITS(FF_MODCORE_MAX)];
- pid_t owner;
- /* Used to keep track of parameters of an effect. They are needed
- * to know what parts of an effect changed in an update operation.
- * We try to send only parameter packets if possible, as sending
- * effect parameter requires the effect to be stoped and restarted
- */
- struct ff_effect effect;
};
#define FF_CMD_EFFECT 0x010e
/* Force Feedback */
wait_queue_head_t wait;
struct resource device_memory;
- struct iforce_core_effect core_effects[FF_EFFECTS_MAX];
+ struct iforce_core_effect core_effects[IFORCE_EFFECTS_MAX];
struct mutex mem_mutex;
};
int iforce_get_id_packet(struct iforce *iforce, char *packet);
/* iforce-ff.c */
-int iforce_upload_periodic(struct iforce*, struct ff_effect*, int is_update);
-int iforce_upload_constant(struct iforce*, struct ff_effect*, int is_update);
-int iforce_upload_condition(struct iforce*, struct ff_effect*, int is_update);
+int iforce_upload_periodic(struct iforce *, struct ff_effect *, struct ff_effect *);
+int iforce_upload_constant(struct iforce *, struct ff_effect *, struct ff_effect *);
+int iforce_upload_condition(struct iforce *, struct ff_effect *, struct ff_effect *);
/* Public variables */
extern struct serio_driver iforce_serio_drv;