Message ID | 62311d36a7d9215c7c8ba950c6bb96175c4a02f7.1491489951.git.joseph.salisbury@canonical.com |
---|---|
State | New |
Headers | show |
Good test results, upstream stable commit
On 06/04/17 16:25, Joseph Salisbury wrote: > From: Masaki Ota <masaki.ota@jp.alps.com> > > BugLink: http://bugs.launchpad.net/bugs/1662589 > > Devices identified as E7="73 03 28" use slightly modified version of V8 > protocol, with lower count per electrode, different offsets, and different > feature bits in OTP data. > > Fixes: aeaa881f9b17 ("Input: ALPS - set DualPoint flag for 74 03 28 devices") > Signed-off-by: Masaki Ota <masaki.ota@jp.alps.com> > Acked-by: Pali Rohar <pali.rohar@gmail.com> > Tested-by: Paul Donohue <linux-kernel@PaulSD.com> > Tested-by: Nick Fletcher <nick.m.fletcher@gmail.com> > Cc: stable@vger.kernel.org > Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com> > (backported from commit e7348396c6d51b57c95c6646c390cd078e038e19) > Signed-off-by: Joseph Salisbury <joseph.salisbury@canonical.com> > --- > drivers/input/mouse/alps.c | 66 +++++++++++++++++++++++++++++++++++----------- > drivers/input/mouse/alps.h | 21 ++++++++++++++- > 2 files changed, 70 insertions(+), 17 deletions(-) > > diff --git a/drivers/input/mouse/alps.c b/drivers/input/mouse/alps.c > index d10b14f..0fd78c3 100644 > --- a/drivers/input/mouse/alps.c > +++ b/drivers/input/mouse/alps.c > @@ -2458,14 +2458,34 @@ static int alps_update_device_area_ss4_v2(unsigned char otp[][4], > int num_y_electrode; > int x_pitch, y_pitch, x_phys, y_phys; > > - num_x_electrode = SS4_NUMSENSOR_XOFFSET + (otp[1][0] & 0x0F); > - num_y_electrode = SS4_NUMSENSOR_YOFFSET + ((otp[1][0] >> 4) & 0x0F); > + if (IS_SS4PLUS_DEV(priv->dev_id)) { > + num_x_electrode = > + SS4PLUS_NUMSENSOR_XOFFSET + (otp[0][2] & 0x0F); > + num_y_electrode = > + SS4PLUS_NUMSENSOR_YOFFSET + ((otp[0][2] >> 4) & 0x0F); > > - priv->x_max = (num_x_electrode - 1) * SS4_COUNT_PER_ELECTRODE; > - priv->y_max = (num_y_electrode - 1) * SS4_COUNT_PER_ELECTRODE; > + priv->x_max = > + (num_x_electrode - 1) * SS4PLUS_COUNT_PER_ELECTRODE; > + priv->y_max = > + (num_y_electrode - 1) * SS4PLUS_COUNT_PER_ELECTRODE; > > - x_pitch = ((otp[1][2] >> 2) & 0x07) + SS4_MIN_PITCH_MM; > - y_pitch = ((otp[1][2] >> 5) & 0x07) + SS4_MIN_PITCH_MM; > + x_pitch = (otp[0][1] & 0x0F) + SS4PLUS_MIN_PITCH_MM; > + y_pitch = ((otp[0][1] >> 4) & 0x0F) + SS4PLUS_MIN_PITCH_MM; > + > + } else { > + num_x_electrode = > + SS4_NUMSENSOR_XOFFSET + (otp[1][0] & 0x0F); > + num_y_electrode = > + SS4_NUMSENSOR_YOFFSET + ((otp[1][0] >> 4) & 0x0F); > + > + priv->x_max = > + (num_x_electrode - 1) * SS4_COUNT_PER_ELECTRODE; > + priv->y_max = > + (num_y_electrode - 1) * SS4_COUNT_PER_ELECTRODE; > + > + x_pitch = ((otp[1][2] >> 2) & 0x07) + SS4_MIN_PITCH_MM; > + y_pitch = ((otp[1][2] >> 5) & 0x07) + SS4_MIN_PITCH_MM; > + } > > x_phys = x_pitch * (num_x_electrode - 1); /* In 0.1 mm units */ > y_phys = y_pitch * (num_y_electrode - 1); /* In 0.1 mm units */ > @@ -2481,7 +2501,10 @@ static int alps_update_btn_info_ss4_v2(unsigned char otp[][4], > { > unsigned char is_btnless; > > - is_btnless = (otp[1][1] >> 3) & 0x01; > + if (IS_SS4PLUS_DEV(priv->dev_id)) > + is_btnless = (otp[1][0] >> 1) & 0x01; > + else > + is_btnless = (otp[1][1] >> 3) & 0x01; > > if (is_btnless) > priv->flags |= ALPS_BUTTONPAD; > @@ -2489,6 +2512,21 @@ static int alps_update_btn_info_ss4_v2(unsigned char otp[][4], > return 0; > } > > +static int alps_update_dual_info_ss4_v2(unsigned char otp[][4], > + struct alps_data *priv) > +{ > + bool is_dual = false; > + > + if (IS_SS4PLUS_DEV(priv->dev_id)) > + is_dual = (otp[0][0] >> 4) & 0x01; > + > + if (is_dual) > + priv->flags |= ALPS_DUALPOINT | > + ALPS_DUALPOINT_WITH_PRESSURE; > + > + return 0; > +} > + > static int alps_set_defaults_ss4_v2(struct psmouse *psmouse, > struct alps_data *priv) > { > @@ -2504,6 +2542,8 @@ static int alps_set_defaults_ss4_v2(struct psmouse *psmouse, > > alps_update_btn_info_ss4_v2(otp, priv); > > + alps_update_dual_info_ss4_v2(otp, priv); > + > return 0; > } > > @@ -2741,10 +2781,6 @@ static int alps_set_protocol(struct psmouse *psmouse, > if (alps_set_defaults_ss4_v2(psmouse, priv)) > return -EIO; > > - if (priv->fw_ver[1] == 0x1) > - priv->flags |= ALPS_DUALPOINT | > - ALPS_DUALPOINT_WITH_PRESSURE; > - > break; > } > > @@ -2815,10 +2851,7 @@ static int alps_identify(struct psmouse *psmouse, struct alps_data *priv) > ec[2] >= 0x90 && ec[2] <= 0x9d) { > protocol = &alps_v3_protocol_data; > } else if (e7[0] == 0x73 && e7[1] == 0x03 && > - e7[2] == 0x14 && ec[1] == 0x02) { > - protocol = &alps_v8_protocol_data; > - } else if (e7[0] == 0x73 && e7[1] == 0x03 && > - e7[2] == 0x28 && ec[1] == 0x01) { > + (e7[2] == 0x14 || e7[2] == 0x28)) { > protocol = &alps_v8_protocol_data; > } else { > psmouse_dbg(psmouse, > @@ -2828,7 +2861,8 @@ static int alps_identify(struct psmouse *psmouse, struct alps_data *priv) > } > > if (priv) { > - /* Save the Firmware version */ > + /* Save Device ID and Firmware version */ > + memcpy(priv->dev_id, e7, 3); > memcpy(priv->fw_ver, ec, 3); > error = alps_set_protocol(psmouse, priv, protocol); > if (error) > diff --git a/drivers/input/mouse/alps.h b/drivers/input/mouse/alps.h > index b9417e2..31c06df 100644 > --- a/drivers/input/mouse/alps.h > +++ b/drivers/input/mouse/alps.h > @@ -54,7 +54,25 @@ enum SS4_PACKET_ID { > > #define SS4_MASK_NORMAL_BUTTONS 0x07 > > -#define SS4_1F_X_V2(_b) ((_b[0] & 0x0007) | \ > +#define SS4PLUS_COUNT_PER_ELECTRODE 128 > +#define SS4PLUS_NUMSENSOR_XOFFSET 16 > +#define SS4PLUS_NUMSENSOR_YOFFSET 5 > +#define SS4PLUS_MIN_PITCH_MM 37 > + > +#define IS_SS4PLUS_DEV(_b) (((_b[0]) == 0x73) && \ > + ((_b[1]) == 0x03) && \ > + ((_b[2]) == 0x28) \ > + ) > + > +#define SS4_IS_IDLE_V2(_b) (((_b[0]) == 0x18) && \ > + ((_b[1]) == 0x10) && \ > + ((_b[2]) == 0x00) && \ > + ((_b[3] & 0x88) == 0x08) && \ > + ((_b[4]) == 0x10) && \ > + ((_b[5]) == 0x00) \ > + ) > + > +#define SS4_1F_X_V2(_b) (((_b[0]) & 0x0007) | \ > ((_b[1] << 3) & 0x0078) | \ > ((_b[1] << 2) & 0x0380) | \ > ((_b[2] << 5) & 0x1C00) \ > @@ -263,6 +281,7 @@ struct alps_data { > int addr_command; > u16 proto_version; > u8 byte0, mask0; > + u8 dev_id[3]; > u8 fw_ver[3]; > int flags; > int x_max; > Upstream fix, has known test results and limit device scope, so.. Acked-by: Colin Ian King <colin.king@canonical.com>
diff --git a/drivers/input/mouse/alps.c b/drivers/input/mouse/alps.c index d10b14f..0fd78c3 100644 --- a/drivers/input/mouse/alps.c +++ b/drivers/input/mouse/alps.c @@ -2458,14 +2458,34 @@ static int alps_update_device_area_ss4_v2(unsigned char otp[][4], int num_y_electrode; int x_pitch, y_pitch, x_phys, y_phys; - num_x_electrode = SS4_NUMSENSOR_XOFFSET + (otp[1][0] & 0x0F); - num_y_electrode = SS4_NUMSENSOR_YOFFSET + ((otp[1][0] >> 4) & 0x0F); + if (IS_SS4PLUS_DEV(priv->dev_id)) { + num_x_electrode = + SS4PLUS_NUMSENSOR_XOFFSET + (otp[0][2] & 0x0F); + num_y_electrode = + SS4PLUS_NUMSENSOR_YOFFSET + ((otp[0][2] >> 4) & 0x0F); - priv->x_max = (num_x_electrode - 1) * SS4_COUNT_PER_ELECTRODE; - priv->y_max = (num_y_electrode - 1) * SS4_COUNT_PER_ELECTRODE; + priv->x_max = + (num_x_electrode - 1) * SS4PLUS_COUNT_PER_ELECTRODE; + priv->y_max = + (num_y_electrode - 1) * SS4PLUS_COUNT_PER_ELECTRODE; - x_pitch = ((otp[1][2] >> 2) & 0x07) + SS4_MIN_PITCH_MM; - y_pitch = ((otp[1][2] >> 5) & 0x07) + SS4_MIN_PITCH_MM; + x_pitch = (otp[0][1] & 0x0F) + SS4PLUS_MIN_PITCH_MM; + y_pitch = ((otp[0][1] >> 4) & 0x0F) + SS4PLUS_MIN_PITCH_MM; + + } else { + num_x_electrode = + SS4_NUMSENSOR_XOFFSET + (otp[1][0] & 0x0F); + num_y_electrode = + SS4_NUMSENSOR_YOFFSET + ((otp[1][0] >> 4) & 0x0F); + + priv->x_max = + (num_x_electrode - 1) * SS4_COUNT_PER_ELECTRODE; + priv->y_max = + (num_y_electrode - 1) * SS4_COUNT_PER_ELECTRODE; + + x_pitch = ((otp[1][2] >> 2) & 0x07) + SS4_MIN_PITCH_MM; + y_pitch = ((otp[1][2] >> 5) & 0x07) + SS4_MIN_PITCH_MM; + } x_phys = x_pitch * (num_x_electrode - 1); /* In 0.1 mm units */ y_phys = y_pitch * (num_y_electrode - 1); /* In 0.1 mm units */ @@ -2481,7 +2501,10 @@ static int alps_update_btn_info_ss4_v2(unsigned char otp[][4], { unsigned char is_btnless; - is_btnless = (otp[1][1] >> 3) & 0x01; + if (IS_SS4PLUS_DEV(priv->dev_id)) + is_btnless = (otp[1][0] >> 1) & 0x01; + else + is_btnless = (otp[1][1] >> 3) & 0x01; if (is_btnless) priv->flags |= ALPS_BUTTONPAD; @@ -2489,6 +2512,21 @@ static int alps_update_btn_info_ss4_v2(unsigned char otp[][4], return 0; } +static int alps_update_dual_info_ss4_v2(unsigned char otp[][4], + struct alps_data *priv) +{ + bool is_dual = false; + + if (IS_SS4PLUS_DEV(priv->dev_id)) + is_dual = (otp[0][0] >> 4) & 0x01; + + if (is_dual) + priv->flags |= ALPS_DUALPOINT | + ALPS_DUALPOINT_WITH_PRESSURE; + + return 0; +} + static int alps_set_defaults_ss4_v2(struct psmouse *psmouse, struct alps_data *priv) { @@ -2504,6 +2542,8 @@ static int alps_set_defaults_ss4_v2(struct psmouse *psmouse, alps_update_btn_info_ss4_v2(otp, priv); + alps_update_dual_info_ss4_v2(otp, priv); + return 0; } @@ -2741,10 +2781,6 @@ static int alps_set_protocol(struct psmouse *psmouse, if (alps_set_defaults_ss4_v2(psmouse, priv)) return -EIO; - if (priv->fw_ver[1] == 0x1) - priv->flags |= ALPS_DUALPOINT | - ALPS_DUALPOINT_WITH_PRESSURE; - break; } @@ -2815,10 +2851,7 @@ static int alps_identify(struct psmouse *psmouse, struct alps_data *priv) ec[2] >= 0x90 && ec[2] <= 0x9d) { protocol = &alps_v3_protocol_data; } else if (e7[0] == 0x73 && e7[1] == 0x03 && - e7[2] == 0x14 && ec[1] == 0x02) { - protocol = &alps_v8_protocol_data; - } else if (e7[0] == 0x73 && e7[1] == 0x03 && - e7[2] == 0x28 && ec[1] == 0x01) { + (e7[2] == 0x14 || e7[2] == 0x28)) { protocol = &alps_v8_protocol_data; } else { psmouse_dbg(psmouse, @@ -2828,7 +2861,8 @@ static int alps_identify(struct psmouse *psmouse, struct alps_data *priv) } if (priv) { - /* Save the Firmware version */ + /* Save Device ID and Firmware version */ + memcpy(priv->dev_id, e7, 3); memcpy(priv->fw_ver, ec, 3); error = alps_set_protocol(psmouse, priv, protocol); if (error) diff --git a/drivers/input/mouse/alps.h b/drivers/input/mouse/alps.h index b9417e2..31c06df 100644 --- a/drivers/input/mouse/alps.h +++ b/drivers/input/mouse/alps.h @@ -54,7 +54,25 @@ enum SS4_PACKET_ID { #define SS4_MASK_NORMAL_BUTTONS 0x07 -#define SS4_1F_X_V2(_b) ((_b[0] & 0x0007) | \ +#define SS4PLUS_COUNT_PER_ELECTRODE 128 +#define SS4PLUS_NUMSENSOR_XOFFSET 16 +#define SS4PLUS_NUMSENSOR_YOFFSET 5 +#define SS4PLUS_MIN_PITCH_MM 37 + +#define IS_SS4PLUS_DEV(_b) (((_b[0]) == 0x73) && \ + ((_b[1]) == 0x03) && \ + ((_b[2]) == 0x28) \ + ) + +#define SS4_IS_IDLE_V2(_b) (((_b[0]) == 0x18) && \ + ((_b[1]) == 0x10) && \ + ((_b[2]) == 0x00) && \ + ((_b[3] & 0x88) == 0x08) && \ + ((_b[4]) == 0x10) && \ + ((_b[5]) == 0x00) \ + ) + +#define SS4_1F_X_V2(_b) (((_b[0]) & 0x0007) | \ ((_b[1] << 3) & 0x0078) | \ ((_b[1] << 2) & 0x0380) | \ ((_b[2] << 5) & 0x1C00) \ @@ -263,6 +281,7 @@ struct alps_data { int addr_command; u16 proto_version; u8 byte0, mask0; + u8 dev_id[3]; u8 fw_ver[3]; int flags; int x_max;