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authorDmitry Torokhov <dmitry.torokhov@gmail.com>2015-01-14 05:53:22 +0100
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2015-02-16 00:44:16 +0100
commitd7c13d3470bcd7fceb7ad53b0fea195f1606a40b (patch)
tree0d8ae1f1c43d8d0d21dfb4b09d7c1911f8fc39fb /drivers/input
parentInput: adi - remove an unnecessary check (diff)
downloadlinux-d7c13d3470bcd7fceb7ad53b0fea195f1606a40b.tar.xz
linux-d7c13d3470bcd7fceb7ad53b0fea195f1606a40b.zip
Input: ALPS - renumber protocol numbers
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>
Diffstat (limited to 'drivers/input')
-rw-r--r--drivers/input/mouse/alps.c2
-rw-r--r--drivers/input/mouse/alps.h30
2 files changed, 16 insertions, 16 deletions
diff --git a/drivers/input/mouse/alps.c b/drivers/input/mouse/alps.c
index f205b8be2ce4..92a886b0eca4 100644
--- a/drivers/input/mouse/alps.c
+++ b/drivers/input/mouse/alps.c
@@ -2526,7 +2526,7 @@ int alps_detect(struct psmouse *psmouse, bool set_properties)
psmouse->vendor = "ALPS";
psmouse->name = dummy.flags & ALPS_DUALPOINT ?
"DualPoint TouchPad" : "GlidePoint";
- psmouse->model = dummy.proto_version << 8;
+ psmouse->model = dummy.proto_version;
}
return 0;
}
diff --git a/drivers/input/mouse/alps.h b/drivers/input/mouse/alps.h
index 66240b47819a..94645bfa2a0d 100644
--- a/drivers/input/mouse/alps.h
+++ b/drivers/input/mouse/alps.h
@@ -14,13 +14,13 @@
#include <linux/input/mt.h>
-#define ALPS_PROTO_V1 1
-#define ALPS_PROTO_V2 2
-#define ALPS_PROTO_V3 3
-#define ALPS_PROTO_V4 4
-#define ALPS_PROTO_V5 5
-#define ALPS_PROTO_V6 6
-#define ALPS_PROTO_V7 7 /* t3btl t4s */
+#define ALPS_PROTO_V1 0x100
+#define ALPS_PROTO_V2 0x200
+#define ALPS_PROTO_V3 0x300
+#define ALPS_PROTO_V4 0x400
+#define ALPS_PROTO_V5 0x500
+#define ALPS_PROTO_V6 0x600
+#define ALPS_PROTO_V7 0x700 /* t3btl t4s */
#define MAX_TOUCHES 2
@@ -64,11 +64,11 @@ enum V7_PACKET_ID {
* lists a number of such touchpads.
*/
struct alps_model_info {
- unsigned char signature[3];
- unsigned char command_mode_resp;
- unsigned char proto_version;
- unsigned char byte0, mask0;
- int flags;
+ u8 signature[3];
+ u8 command_mode_resp;
+ u16 proto_version;
+ u8 byte0, mask0;
+ unsigned int flags;
};
/**
@@ -166,9 +166,9 @@ struct alps_data {
/* these are autodetected when the device is identified */
const struct alps_nibble_commands *nibble_commands;
int addr_command;
- unsigned char proto_version;
- unsigned char byte0, mask0;
- unsigned char fw_ver[3];
+ u16 proto_version;
+ u8 byte0, mask0;
+ u8 fw_ver[3];
int flags;
int x_max;
int y_max;