diff options
| author | Nick Dyer <nick.dyer@itdev.co.uk> | 2012-08-01 16:57:14 +0100 |
|---|---|---|
| committer | Dan Willemsen <dwillemsen@nvidia.com> | 2013-09-14 12:37:45 -0700 |
| commit | ef7ac80655b90eca2e086c5b3a5b5ce1ac0a9d6d (patch) | |
| tree | 83cc6da3509547a85e4dc122b18fe9050b2636ea /drivers/input/touchscreen/atmel_mxt_ts.c | |
| parent | 02f0b979dd4162537fb01a6c6e47d73ea87af837 (diff) | |
Input: atmel_mxt_ts - Output status from T48 Noise Supression
Signed-off-by: Nick Dyer <nick.dyer@itdev.co.uk>
Rebase-Id: R6cf8960a67e6550368bcb1304f46a9e95822d12c
Diffstat (limited to 'drivers/input/touchscreen/atmel_mxt_ts.c')
| -rw-r--r-- | drivers/input/touchscreen/atmel_mxt_ts.c | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/drivers/input/touchscreen/atmel_mxt_ts.c b/drivers/input/touchscreen/atmel_mxt_ts.c index f6c7102bf329..20f03b18d75c 100644 --- a/drivers/input/touchscreen/atmel_mxt_ts.c +++ b/drivers/input/touchscreen/atmel_mxt_ts.c @@ -77,6 +77,7 @@ #define MXT_SPT_DIGITIZER_T43 43 #define MXT_SPT_MESSAGECOUNT_T44 44 #define MXT_SPT_CTECONFIG_T46 46 +#define MXT_SPT_NOISESUPPRESSION_T48 48 /* MXT_GEN_MESSAGE_T5 object */ #define MXT_RPTID_NOMSG 0xff @@ -296,6 +297,7 @@ struct mxt_data { u8 T9_reportid_min; u8 T9_reportid_max; u16 T44_address; + u8 T48_reportid; }; /* I2C slave address pairs */ @@ -724,6 +726,26 @@ static void mxt_proc_t9_messages(struct mxt_data *data, u8 *message) } } +static int mxt_proc_t48_messages(struct mxt_data *data, u8 *msg) +{ + struct device *dev = &data->client->dev; + u8 status, state; + + status = msg[1]; + state = msg[4]; + + dev_dbg(dev, "T48 state %d status %02X %s%s%s%s%s\n", + state, + status, + (status & 0x01) ? "FREQCHG " : "", + (status & 0x02) ? "APXCHG " : "", + (status & 0x04) ? "ALGOERR " : "", + (status & 0x10) ? "STATCHG " : "", + (status & 0x20) ? "NLVLCHG " : ""); + + return 0; +} + static int mxt_proc_message(struct mxt_data *data, u8 *msg) { u8 report_id = msg[0]; @@ -740,6 +762,8 @@ static int mxt_proc_message(struct mxt_data *data, u8 *msg) mxt_proc_t9_messages(data, msg); } else if (report_id == data->T6_reportid) { mxt_proc_t6_messages(data, msg); + } else if (report_id == data->T48_reportid) { + mxt_proc_t48_messages(data, msg); } return 0; @@ -1290,6 +1314,9 @@ static int mxt_get_object_table(struct mxt_data *data) case MXT_SPT_MESSAGECOUNT_T44: data->T44_address = object->start_address; break; + case MXT_SPT_NOISESUPPRESSION_T48: + data->T48_reportid = object->max_reportid; + break; } dev_dbg(dev, "T%u, start:%u size:%u instances:%u " |