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| author | duson <dusonlin@emc.com.tw> | 2015-04-12 16:01:05 -0700 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2015-04-14 10:21:42 -0700 |
| commit | b9bced0eecd77067f4659b90d5ab2fb32485c3e2 (patch) | |
| tree | 3d6ac23419b7eefd8829ae9ae9de03588d6c37ef /drivers/input/mouse/elan_i2c_smbus.c | |
| parent | 8b8a518ef16be2de27207991e32fc32b0475c767 (diff) | |
| download | lwn-b9bced0eecd77067f4659b90d5ab2fb32485c3e2.tar.gz lwn-b9bced0eecd77067f4659b90d5ab2fb32485c3e2.zip | |
Input: elan_i2c - adjust for newer firmware pressure reporting
Get pressure format flag from firmware to check if we need to normalize
pressure data before reporting it.
Signed-off-by: Duson Lin <dusonlin@emc.com.tw>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Diffstat (limited to 'drivers/input/mouse/elan_i2c_smbus.c')
| -rw-r--r-- | drivers/input/mouse/elan_i2c_smbus.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/input/mouse/elan_i2c_smbus.c b/drivers/input/mouse/elan_i2c_smbus.c index 06a2bcd1cda2..62391b281020 100644 --- a/drivers/input/mouse/elan_i2c_smbus.c +++ b/drivers/input/mouse/elan_i2c_smbus.c @@ -274,6 +274,13 @@ static int elan_smbus_get_num_traces(struct i2c_client *client, return 0; } +static int elan_smbus_get_pressure_adjustment(struct i2c_client *client, + int *adjustment) +{ + *adjustment = ETP_PRESSURE_OFFSET; + return 0; +} + static int elan_smbus_iap_get_mode(struct i2c_client *client, enum tp_mode *mode) { @@ -497,6 +504,7 @@ const struct elan_transport_ops elan_smbus_ops = { .get_sm_version = elan_smbus_get_sm_version, .get_product_id = elan_smbus_get_product_id, .get_checksum = elan_smbus_get_checksum, + .get_pressure_adjustment = elan_smbus_get_pressure_adjustment, .get_max = elan_smbus_get_max, .get_resolution = elan_smbus_get_resolution, |