[PATCH] Input: Add Alps touchpad 73 03 0a support

[Pavel Bludov <pbludov@xxxxxxxxx>]

Hi Dmitry,
the patch is trivial:

E7 report is 73 03 0a
command mode response is 88 08 1c
absolute mode controlled by register c2c4

diff --git a/drivers/input/mouse/alps.c b/drivers/input/mouse/alps.c
index cf5af1f..1b640f2 100644
--- a/drivers/input/mouse/alps.c
+++ b/drivers/input/mouse/alps.c
@@ -112,6 +112,7 @@ static const struct alps_model_info 
alps_model_data[] = {
        { { 0x73, 0x02, 0x64 }, 0x9b, ALPS_PROTO_V3, 0x8f, 0x8f, 
ALPS_DUALPOINT },
        { { 0x73, 0x02, 0x64 }, 0x9d, ALPS_PROTO_V3, 0x8f, 0x8f, 
ALPS_DUALPOINT },
        { { 0x73, 0x02, 0x64 }, 0x8a, ALPS_PROTO_V4, 0x8f, 0x8f, 0 },
+       { { 0x73, 0x03, 0x0a }, 0x1c, ALPS_PROTO_V3, 0x8f, 0x8f, 0 },
 };

 /*
@@ -983,7 +984,7 @@ static int alps_enter_command_mode(struct psmouse 
*psmouse,
                return -1;
        }

-       if (param[0] != 0x88 && param[1] != 0x07) {
+       if (param[0] != 0x88 && param[1] != 0x07 && param[1] != 0x08) {
                psmouse_dbg(psmouse,
                            "unknown response while entering command 
mode: %2.2x %2.2x %2.2x\n",
                            param[0], param[1], param[2]);
@@ -1302,6 +1303,12 @@ static int alps_hw_init_v3(struct psmouse *psmouse)
        if (alps_enter_command_mode(psmouse, NULL))
                goto error;

+       reg_val = alps_command_mode_read_reg(psmouse, 0xc2c8);
+       if (reg_val == 0) {
+               if (alps_command_mode_write_reg(psmouse, 0xc2c4, 0x02))
+                       goto error;
+       }
+
        /* Check for trackstick */
        reg_val = alps_command_mode_read_reg(psmouse, 0x0008);
        if (reg_val == -1)

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