diff options
| author | Arnd Bergmann <arnd@arndb.de> | 2011-12-06 14:23:35 +0000 |
|---|---|---|
| committer | Arnd Bergmann <arnd@arndb.de> | 2011-12-06 14:23:35 +0000 |
| commit | 3642a0a2c7d2d1949988d0fd004a8039c1f3d02f (patch) | |
| tree | e687c88b1b66ad51a6a6c529f7f328f2d3b625fa /drivers/input/mouse/elantech.c | |
| parent | 58a273745fbb2fbd01d26e7a60f0acc8c1d99469 (diff) | |
| parent | b07fed455c883f07f8e847f5b0d79975b4dc8e7a (diff) | |
Merge branch 'mxs/saif' into next/drivers
Conflicts:
drivers/net/ethernet/cadence/Kconfig
Diffstat (limited to 'drivers/input/mouse/elantech.c')
| -rw-r--r-- | drivers/input/mouse/elantech.c | 26 |
1 files changed, 18 insertions, 8 deletions
diff --git a/drivers/input/mouse/elantech.c b/drivers/input/mouse/elantech.c index 09b93b11a27..e2a9867c19d 100644 --- a/drivers/input/mouse/elantech.c +++ b/drivers/input/mouse/elantech.c @@ -1210,18 +1210,28 @@ static int elantech_reconnect(struct psmouse *psmouse) */ static int elantech_set_properties(struct elantech_data *etd) { + /* This represents the version of IC body. */ int ver = (etd->fw_version & 0x0f0000) >> 16; + /* Early version of Elan touchpads doesn't obey the rule. */ if (etd->fw_version < 0x020030 || etd->fw_version == 0x020600) etd->hw_version = 1; - else if (etd->fw_version < 0x150600) - etd->hw_version = 2; - else if (ver == 5) - etd->hw_version = 3; - else if (ver == 6) - etd->hw_version = 4; - else - return -1; + else { + switch (ver) { + case 2: + case 4: + etd->hw_version = 2; + break; + case 5: + etd->hw_version = 3; + break; + case 6: + etd->hw_version = 4; + break; + default: + return -1; + } + } /* * Turn on packet checking by default. |