diff options
Diffstat (limited to 'drivers/input/mouse/alps.c')
| -rw-r--r-- | drivers/input/mouse/alps.c | 62 |
1 files changed, 33 insertions, 29 deletions
diff --git a/drivers/input/mouse/alps.c b/drivers/input/mouse/alps.c index f4ba73b81d31..942ee08ce6b4 100644 --- a/drivers/input/mouse/alps.c +++ b/drivers/input/mouse/alps.c @@ -576,20 +576,22 @@ static int alps_decode_pinnacle(struct alps_fields *f, unsigned char *p, f->first_mp = !!(p[4] & 0x40); f->is_mp = !!(p[0] & 0x40); - f->fingers = (p[5] & 0x3) + 1; - f->x_map = ((p[4] & 0x7e) << 8) | - ((p[1] & 0x7f) << 2) | - ((p[0] & 0x30) >> 4); - f->y_map = ((p[3] & 0x70) << 4) | - ((p[2] & 0x7f) << 1) | - (p[4] & 0x01); - - f->st.x = ((p[1] & 0x7f) << 4) | ((p[4] & 0x30) >> 2) | - ((p[0] & 0x30) >> 4); - f->st.y = ((p[2] & 0x7f) << 4) | (p[4] & 0x0f); - f->pressure = p[5] & 0x7f; + if (f->is_mp) { + f->fingers = (p[5] & 0x3) + 1; + f->x_map = ((p[4] & 0x7e) << 8) | + ((p[1] & 0x7f) << 2) | + ((p[0] & 0x30) >> 4); + f->y_map = ((p[3] & 0x70) << 4) | + ((p[2] & 0x7f) << 1) | + (p[4] & 0x01); + } else { + f->st.x = ((p[1] & 0x7f) << 4) | ((p[4] & 0x30) >> 2) | + ((p[0] & 0x30) >> 4); + f->st.y = ((p[2] & 0x7f) << 4) | (p[4] & 0x0f); + f->pressure = p[5] & 0x7f; - alps_decode_buttons_v3(f, p); + alps_decode_buttons_v3(f, p); + } return 0; } @@ -600,22 +602,24 @@ static int alps_decode_rushmore(struct alps_fields *f, unsigned char *p, f->first_mp = !!(p[4] & 0x40); f->is_mp = !!(p[5] & 0x40); - f->fingers = max((p[5] & 0x3), ((p[5] >> 2) & 0x3)) + 1; - f->x_map = ((p[5] & 0x10) << 11) | - ((p[4] & 0x7e) << 8) | - ((p[1] & 0x7f) << 2) | - ((p[0] & 0x30) >> 4); - f->y_map = ((p[5] & 0x20) << 6) | - ((p[3] & 0x70) << 4) | - ((p[2] & 0x7f) << 1) | - (p[4] & 0x01); - - f->st.x = ((p[1] & 0x7f) << 4) | ((p[4] & 0x30) >> 2) | - ((p[0] & 0x30) >> 4); - f->st.y = ((p[2] & 0x7f) << 4) | (p[4] & 0x0f); - f->pressure = p[5] & 0x7f; - - alps_decode_buttons_v3(f, p); + if (f->is_mp) { + f->fingers = max((p[5] & 0x3), ((p[5] >> 2) & 0x3)) + 1; + f->x_map = ((p[5] & 0x10) << 11) | + ((p[4] & 0x7e) << 8) | + ((p[1] & 0x7f) << 2) | + ((p[0] & 0x30) >> 4); + f->y_map = ((p[5] & 0x20) << 6) | + ((p[3] & 0x70) << 4) | + ((p[2] & 0x7f) << 1) | + (p[4] & 0x01); + } else { + f->st.x = ((p[1] & 0x7f) << 4) | ((p[4] & 0x30) >> 2) | + ((p[0] & 0x30) >> 4); + f->st.y = ((p[2] & 0x7f) << 4) | (p[4] & 0x0f); + f->pressure = p[5] & 0x7f; + + alps_decode_buttons_v3(f, p); + } return 0; } |