diff options
Diffstat (limited to 'drivers/media/rc')
| -rw-r--r-- | drivers/media/rc/ati_remote.c | 71 |
1 files changed, 23 insertions, 48 deletions
diff --git a/drivers/media/rc/ati_remote.c b/drivers/media/rc/ati_remote.c index 658171fe99e5..401a9f4d6198 100644 --- a/drivers/media/rc/ati_remote.c +++ b/drivers/media/rc/ati_remote.c @@ -281,11 +281,7 @@ struct ati_remote { #define KIND_END 0 #define KIND_LITERAL 1 /* Simply pass to input system */ #define KIND_FILTERED 2 /* Add artificial key-up events, drop keyrepeats */ -#define KIND_LU 3 /* Directional keypad diagonals - left up, */ -#define KIND_RU 4 /* right up, */ -#define KIND_LD 5 /* left down, */ -#define KIND_RD 6 /* right down */ -#define KIND_ACCEL 7 /* Directional keypad - left, right, up, down.*/ +#define KIND_ACCEL 3 /* Directional keypad - left, right, up, down.*/ /* Translation table from hardware messages to input events. */ static const struct { @@ -295,16 +291,17 @@ static const struct { unsigned short code; signed char value; } ati_remote_tbl[] = { - /* Directional control pad axes */ - {KIND_ACCEL, 0x70, EV_REL, REL_X, -1}, /* left */ - {KIND_ACCEL, 0x71, EV_REL, REL_X, 1}, /* right */ - {KIND_ACCEL, 0x72, EV_REL, REL_Y, -1}, /* up */ - {KIND_ACCEL, 0x73, EV_REL, REL_Y, 1}, /* down */ + /* Directional control pad axes. Code is xxyy */ + {KIND_ACCEL, 0x70, EV_REL, 0xff00, 0}, /* left */ + {KIND_ACCEL, 0x71, EV_REL, 0x0100, 0}, /* right */ + {KIND_ACCEL, 0x72, EV_REL, 0x00ff, 0}, /* up */ + {KIND_ACCEL, 0x73, EV_REL, 0x0001, 0}, /* down */ + /* Directional control pad diagonals */ - {KIND_LU, 0x74, EV_REL, 0, 0}, /* left up */ - {KIND_RU, 0x75, EV_REL, 0, 0}, /* right up */ - {KIND_LD, 0x77, EV_REL, 0, 0}, /* left down */ - {KIND_RD, 0x76, EV_REL, 0, 0}, /* right down */ + {KIND_ACCEL, 0x74, EV_REL, 0xffff, 0}, /* left up */ + {KIND_ACCEL, 0x75, EV_REL, 0x01ff, 0}, /* right up */ + {KIND_ACCEL, 0x77, EV_REL, 0xff01, 0}, /* left down */ + {KIND_ACCEL, 0x76, EV_REL, 0x0101, 0}, /* right down */ /* "Mouse button" buttons */ {KIND_LITERAL, 0x78, EV_KEY, BTN_LEFT, 1}, /* left btn down */ @@ -493,7 +490,6 @@ static void ati_remote_input_report(struct urb *urb) unsigned char *data= ati_remote->inbuf; struct input_dev *dev = ati_remote->idev; int index = -1; - int acc; int remote_num; unsigned char scancode; u32 wheel_keycode = KEY_RESERVED; @@ -573,10 +569,8 @@ static void ati_remote_input_report(struct urb *urb) input_sync(dev); ati_remote->old_jiffies = jiffies; - return; - } - if (index < 0 || ati_remote_tbl[index].kind == KIND_FILTERED) { + } else if (index < 0 || ati_remote_tbl[index].kind == KIND_FILTERED) { unsigned long now = jiffies; /* Filter duplicate events which happen "too close" together. */ @@ -636,46 +630,27 @@ static void ati_remote_input_report(struct urb *urb) ati_remote_tbl[index].code, 0); input_sync(dev); - } else { + } else if (ati_remote_tbl[index].kind == KIND_ACCEL) { + signed char dx = ati_remote_tbl[index].code >> 8; + signed char dy = ati_remote_tbl[index].code & 255; /* * Other event kinds are from the directional control pad, and * have an acceleration factor applied to them. Without this * acceleration, the control pad is mostly unusable. */ - acc = ati_remote_compute_accel(ati_remote); - - switch (ati_remote_tbl[index].kind) { - case KIND_ACCEL: - input_event(dev, ati_remote_tbl[index].type, - ati_remote_tbl[index].code, - ati_remote_tbl[index].value * acc); - break; - case KIND_LU: - input_report_rel(dev, REL_X, -acc); - input_report_rel(dev, REL_Y, -acc); - break; - case KIND_RU: - input_report_rel(dev, REL_X, acc); - input_report_rel(dev, REL_Y, -acc); - break; - case KIND_LD: - input_report_rel(dev, REL_X, -acc); - input_report_rel(dev, REL_Y, acc); - break; - case KIND_RD: - input_report_rel(dev, REL_X, acc); - input_report_rel(dev, REL_Y, acc); - break; - default: - dev_dbg(&ati_remote->interface->dev, - "ati_remote kind=%d\n", - ati_remote_tbl[index].kind); - } + int acc = ati_remote_compute_accel(ati_remote); + if (dx) + input_report_rel(dev, REL_X, dx * acc); + if (dy) + input_report_rel(dev, REL_Y, dy * acc); input_sync(dev); ati_remote->old_jiffies = jiffies; ati_remote->old_data = data[2]; + } else { + dev_dbg(&ati_remote->interface->dev, "ati_remote kind=%d\n", + ati_remote_tbl[index].kind); } } |