Message ID | 20110816072041.GA20084@core.coreip.homeip.net (mailing list archive) |
---|---|
State | Accepted |
Commit | 28ac293363368650963ee4c1e323c1ff502c121f |
Headers | show |
Re-sent from proper email account and sorry for the spam. ----------------------------------------------------------------------------------------------------------------------- Tested that adding ABS_PRESSURE to ST works properly. Do you want me to submit a new patch or is this good enough for you to merge ? Thanks. On Tue, Aug 16, 2011 at 3:20 AM, Dmitry Torokhov <dmitry.torokhov@gmail.com> wrote: > > On Tue, Aug 16, 2011 at 07:27:38AM +0200, Henrik Rydberg wrote: > > On Mon, Aug 15, 2011 at 11:02:30AM -0400, Yufeng Shen wrote: > > > Atmel mxt1386 touch controller has the touch pressure information but > > > the current driver atmel_mxt_ts does not expose it to the user space. > > > This patch makes the driver report the touch pressure information to > > > user space. > > > > > > ChangeLog: > > > v2: fixed indentation as commented by Wanlong Gao > > > v3: added signed-off-by > > > > > I think we should be reporting pressure for ST emulation as well. Does > the following version still work for you? > > Thanks. > > -- > Dmitry > > Input: atmel_mxt_ts - report pressure information from the driver > > From: Yufeng Shen <miletus@chromium.org> > > Atmel mxt1386 touch controller has the touch pressure information so > let's report it to the user space. > > [dtor@mail.ru: added ABS_RESSURE reporting for ST emulation.] > > Signed-off-by: Yufeng Shen <miletus@chromium.org> > Acked-by: Wanlong Gao <gaowanlong@cn.fujitsu.com> > Acked-by: Henrik Rydberg <rydberg@euromail.se> > Signed-off-by: Dmitry Torokhov <dtor@mail.ru> > --- > > drivers/input/touchscreen/atmel_mxt_ts.c | 12 ++++++++++++ > 1 files changed, 12 insertions(+), 0 deletions(-) > > > diff --git a/drivers/input/touchscreen/atmel_mxt_ts.c b/drivers/input/touchscreen/atmel_mxt_ts.c > index c4f6b81..5bc2065 100644 > --- a/drivers/input/touchscreen/atmel_mxt_ts.c > +++ b/drivers/input/touchscreen/atmel_mxt_ts.c > @@ -245,6 +245,7 @@ struct mxt_finger { > int x; > int y; > int area; > + int pressure; > }; > > /* Each client has this additional data */ > @@ -537,6 +538,8 @@ static void mxt_input_report(struct mxt_data *data, int single_id) > finger[id].x); > input_report_abs(input_dev, ABS_MT_POSITION_Y, > finger[id].y); > + input_report_abs(input_dev, ABS_MT_PRESSURE, > + finger[id].pressure); > } else { > finger[id].status = 0; > } > @@ -547,6 +550,8 @@ static void mxt_input_report(struct mxt_data *data, int single_id) > if (status != MXT_RELEASE) { > input_report_abs(input_dev, ABS_X, finger[single_id].x); > input_report_abs(input_dev, ABS_Y, finger[single_id].y); > + input_report_abs(input_dev, > + ABS_PRESSURE, finger[single_id].pressure); > } > > input_sync(input_dev); > @@ -561,6 +566,7 @@ static void mxt_input_touchevent(struct mxt_data *data, > int x; > int y; > int area; > + int pressure; > > /* Check the touch is present on the screen */ > if (!(status & MXT_DETECT)) { > @@ -585,6 +591,7 @@ static void mxt_input_touchevent(struct mxt_data *data, > y = y >> 2; > > area = message->message[4]; > + pressure = message->message[5]; > > dev_dbg(dev, "[%d] %s x: %d, y: %d, area: %d\n", id, > status & MXT_MOVE ? "moved" : "pressed", > @@ -595,6 +602,7 @@ static void mxt_input_touchevent(struct mxt_data *data, > finger[id].x = x; > finger[id].y = y; > finger[id].area = area; > + finger[id].pressure = pressure; > > mxt_input_report(data, id); > } > @@ -1130,6 +1138,8 @@ static int __devinit mxt_probe(struct i2c_client *client, > 0, data->max_x, 0, 0); > input_set_abs_params(input_dev, ABS_Y, > 0, data->max_y, 0, 0); > + input_set_abs_params(input_dev, ABS_PRESSURE, > + 0, 255, 0, 0); > > /* For multi touch */ > input_mt_init_slots(input_dev, MXT_MAX_FINGER); > @@ -1139,6 +1149,8 @@ static int __devinit mxt_probe(struct i2c_client *client, > 0, data->max_x, 0, 0); > input_set_abs_params(input_dev, ABS_MT_POSITION_Y, > 0, data->max_y, 0, 0); > + input_set_abs_params(input_dev, ABS_MT_PRESSURE, > + 0, 255, 0, 0); > > input_set_drvdata(input_dev, data); > i2c_set_clientdata(client, data); -- To unsubscribe from this list: send the line "unsubscribe linux-input" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
On Tue, Aug 16, 2011 at 02:17:49PM -0400, Yufeng Shen wrote: > Re-sent from proper email account and sorry for the spam. > > ----------------------------------------------------------------------------------------------------------------------- > > Tested that adding ABS_PRESSURE to ST works properly. > Do you want me to submit a new patch or is this good enough for you to merge ? > Thanks. No, there is no need to resend. Thanks.
diff --git a/drivers/input/touchscreen/atmel_mxt_ts.c b/drivers/input/touchscreen/atmel_mxt_ts.c index c4f6b81..5bc2065 100644 --- a/drivers/input/touchscreen/atmel_mxt_ts.c +++ b/drivers/input/touchscreen/atmel_mxt_ts.c @@ -245,6 +245,7 @@ struct mxt_finger { int x; int y; int area; + int pressure; }; /* Each client has this additional data */ @@ -537,6 +538,8 @@ static void mxt_input_report(struct mxt_data *data, int single_id) finger[id].x); input_report_abs(input_dev, ABS_MT_POSITION_Y, finger[id].y); + input_report_abs(input_dev, ABS_MT_PRESSURE, + finger[id].pressure); } else { finger[id].status = 0; } @@ -547,6 +550,8 @@ static void mxt_input_report(struct mxt_data *data, int single_id) if (status != MXT_RELEASE) { input_report_abs(input_dev, ABS_X, finger[single_id].x); input_report_abs(input_dev, ABS_Y, finger[single_id].y); + input_report_abs(input_dev, + ABS_PRESSURE, finger[single_id].pressure); } input_sync(input_dev); @@ -561,6 +566,7 @@ static void mxt_input_touchevent(struct mxt_data *data, int x; int y; int area; + int pressure; /* Check the touch is present on the screen */ if (!(status & MXT_DETECT)) { @@ -585,6 +591,7 @@ static void mxt_input_touchevent(struct mxt_data *data, y = y >> 2; area = message->message[4]; + pressure = message->message[5]; dev_dbg(dev, "[%d] %s x: %d, y: %d, area: %d\n", id, status & MXT_MOVE ? "moved" : "pressed", @@ -595,6 +602,7 @@ static void mxt_input_touchevent(struct mxt_data *data, finger[id].x = x; finger[id].y = y; finger[id].area = area; + finger[id].pressure = pressure; mxt_input_report(data, id); } @@ -1130,6 +1138,8 @@ static int __devinit mxt_probe(struct i2c_client *client, 0, data->max_x, 0, 0); input_set_abs_params(input_dev, ABS_Y, 0, data->max_y, 0, 0); + input_set_abs_params(input_dev, ABS_PRESSURE, + 0, 255, 0, 0); /* For multi touch */ input_mt_init_slots(input_dev, MXT_MAX_FINGER); @@ -1139,6 +1149,8 @@ static int __devinit mxt_probe(struct i2c_client *client, 0, data->max_x, 0, 0); input_set_abs_params(input_dev, ABS_MT_POSITION_Y, 0, data->max_y, 0, 0); + input_set_abs_params(input_dev, ABS_MT_PRESSURE, + 0, 255, 0, 0); input_set_drvdata(input_dev, data); i2c_set_clientdata(client, data);