diff options
| -rw-r--r-- | drivers/input/mouse/focaltech.c | 25 | ||||
| -rw-r--r-- | drivers/input/mouse/psmouse-base.c | 14 | ||||
| -rw-r--r-- | drivers/input/mouse/psmouse.h | 6 |
3 files changed, 44 insertions, 1 deletions
diff --git a/drivers/input/mouse/focaltech.c b/drivers/input/mouse/focaltech.c index c66e0e04bb7e..891a2716d6a0 100644 --- a/drivers/input/mouse/focaltech.c +++ b/drivers/input/mouse/focaltech.c @@ -386,6 +386,23 @@ static int focaltech_read_size(struct psmouse *psmouse) return 0; } + +void focaltech_set_resolution(struct psmouse *psmouse, unsigned int resolution) +{ + /* not supported yet */ +} + +static void focaltech_set_rate(struct psmouse *psmouse, unsigned int rate) +{ + /* not supported yet */ +} + +static void focaltech_set_scale(struct psmouse *psmouse, + enum psmouse_scale scale) +{ + /* not supported yet */ +} + int focaltech_init(struct psmouse *psmouse) { struct focaltech_data *priv; @@ -420,6 +437,14 @@ int focaltech_init(struct psmouse *psmouse) psmouse->cleanup = focaltech_reset; /* resync is not supported yet */ psmouse->resync_time = 0; + /* + * rate/resolution/scale changes are not supported yet, and + * the generic implementations of these functions seem to + * confuse some touchpads + */ + psmouse->set_resolution = focaltech_set_resolution; + psmouse->set_rate = focaltech_set_rate; + psmouse->set_scale = focaltech_set_scale; return 0; diff --git a/drivers/input/mouse/psmouse-base.c b/drivers/input/mouse/psmouse-base.c index 4ccd01d7a48d..8bc61237bc1b 100644 --- a/drivers/input/mouse/psmouse-base.c +++ b/drivers/input/mouse/psmouse-base.c @@ -454,6 +454,17 @@ static void psmouse_set_rate(struct psmouse *psmouse, unsigned int rate) } /* + * Here we set the mouse scaling. + */ + +static void psmouse_set_scale(struct psmouse *psmouse, enum psmouse_scale scale) +{ + ps2_command(&psmouse->ps2dev, NULL, + scale == PSMOUSE_SCALE21 ? PSMOUSE_CMD_SETSCALE21 : + PSMOUSE_CMD_SETSCALE11); +} + +/* * psmouse_poll() - default poll handler. Everyone except for ALPS uses it. */ @@ -689,6 +700,7 @@ static void psmouse_apply_defaults(struct psmouse *psmouse) psmouse->set_rate = psmouse_set_rate; psmouse->set_resolution = psmouse_set_resolution; + psmouse->set_scale = psmouse_set_scale; psmouse->poll = psmouse_poll; psmouse->protocol_handler = psmouse_process_byte; psmouse->pktsize = 3; @@ -1160,7 +1172,7 @@ static void psmouse_initialize(struct psmouse *psmouse) if (psmouse_max_proto != PSMOUSE_PS2) { psmouse->set_rate(psmouse, psmouse->rate); psmouse->set_resolution(psmouse, psmouse->resolution); - ps2_command(&psmouse->ps2dev, NULL, PSMOUSE_CMD_SETSCALE11); + psmouse->set_scale(psmouse, PSMOUSE_SCALE11); } } diff --git a/drivers/input/mouse/psmouse.h b/drivers/input/mouse/psmouse.h index c2ff137ecbdb..d02e1bdc9ae4 100644 --- a/drivers/input/mouse/psmouse.h +++ b/drivers/input/mouse/psmouse.h @@ -36,6 +36,11 @@ typedef enum { PSMOUSE_FULL_PACKET } psmouse_ret_t; +enum psmouse_scale { + PSMOUSE_SCALE11, + PSMOUSE_SCALE21 +}; + struct psmouse { void *private; struct input_dev *dev; @@ -67,6 +72,7 @@ struct psmouse { psmouse_ret_t (*protocol_handler)(struct psmouse *psmouse); void (*set_rate)(struct psmouse *psmouse, unsigned int rate); void (*set_resolution)(struct psmouse *psmouse, unsigned int resolution); + void (*set_scale)(struct psmouse *psmouse, enum psmouse_scale scale); int (*reconnect)(struct psmouse *psmouse); void (*disconnect)(struct psmouse *psmouse); |