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Input: ALPS - renumber protocol numbers

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In order to accommodate new protocol number for Rushmore touchpads
let's shift protocol numbers by 8 bits (i.e. 1 -> 0x100) - this way
we keep protocol version reported in input device id the same as it
was, but add some holes in numbering.

Tested-by: Pali Rohár <pali.rohar@gmail.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
This commit is contained in:
Dmitry Torokhov 2015-01-13 20:53:22 -08:00
parent de3748f66f
commit d7c13d3470
2 changed files with 16 additions and 16 deletions
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2
drivers/input/mouse/alps.c
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@ -2526,7 +2526,7 @@ int alps_detect(struct psmouse *psmouse, bool set_properties)
psmouse->vendor = "ALPS"; psmouse->vendor = "ALPS";
psmouse->name = dummy.flags & ALPS_DUALPOINT ? psmouse->name = dummy.flags & ALPS_DUALPOINT ?
"DualPoint TouchPad" : "GlidePoint"; "DualPoint TouchPad" : "GlidePoint";
psmouse->model = dummy.proto_version << 8; psmouse->model = dummy.proto_version;
} }
return 0; return 0;
} }

30
drivers/input/mouse/alps.h
View File

@ -14,13 +14,13 @@
#include <linux/input/mt.h> #include <linux/input/mt.h>
#define ALPS_PROTO_V1 1 #define ALPS_PROTO_V1 0x100
#define ALPS_PROTO_V2 2 #define ALPS_PROTO_V2 0x200
#define ALPS_PROTO_V3 3 #define ALPS_PROTO_V3 0x300
#define ALPS_PROTO_V4 4 #define ALPS_PROTO_V4 0x400
#define ALPS_PROTO_V5 5 #define ALPS_PROTO_V5 0x500
#define ALPS_PROTO_V6 6 #define ALPS_PROTO_V6 0x600
#define ALPS_PROTO_V7 7 /* t3btl t4s */ #define ALPS_PROTO_V7 0x700 /* t3btl t4s */
#define MAX_TOUCHES 2 #define MAX_TOUCHES 2
@ -64,11 +64,11 @@ enum V7_PACKET_ID {
* lists a number of such touchpads. * lists a number of such touchpads.
*/ */
struct alps_model_info { struct alps_model_info {
unsigned char signature[3]; u8 signature[3];
unsigned char command_mode_resp; u8 command_mode_resp;
unsigned char proto_version; u16 proto_version;
unsigned char byte0, mask0; u8 byte0, mask0;
int flags; unsigned int flags;
}; };
/** /**
@ -166,9 +166,9 @@ struct alps_data {
/* these are autodetected when the device is identified */ /* these are autodetected when the device is identified */
const struct alps_nibble_commands *nibble_commands; const struct alps_nibble_commands *nibble_commands;
int addr_command; int addr_command;
unsigned char proto_version; u16 proto_version;
unsigned char byte0, mask0; u8 byte0, mask0;
unsigned char fw_ver[3]; u8 fw_ver[3];
int flags; int flags;
int x_max; int x_max;
int y_max; int y_max;