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Input: synaptics - set dimensions as reported by firmware

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Newer Synaptics firmware allows to query maximim dimensions reported by
device, let's use this data.

Tested-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
This commit is contained in:
Dmitry Torokhov
2010-05-10 23:06:52 -07:00
parent a083632eaf
commit 83ba9ea8a0
2 changed files with 27 additions and 11 deletions
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6
drivers/input/mouse/synaptics.h
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@@ -19,6 +19,7 @@
#define SYN_QUE_RESOLUTION 0x08
#define SYN_QUE_EXT_CAPAB 0x09
#define SYN_QUE_EXT_CAPAB_0C 0x0c
#define SYN_QUE_EXT_DIMENSIONS 0x0d
/* synatics modes */
#define SYN_BIT_ABSOLUTE_MODE (1 << 7)
@@ -51,6 +52,7 @@
#define SYN_CAP_MULTI_BUTTON_NO(ec) (((ec) & 0x00f000) >> 12)
#define SYN_CAP_PRODUCT_ID(ec) (((ec) & 0xff0000) >> 16)
#define SYN_CAP_CLICKPAD(ex0c) ((ex0c) & 0x100100)
#define SYN_CAP_MAX_DIMENSIONS(ex0c) ((ex0c) & 0x020000)
/* synaptics modes query bits */
#define SYN_MODE_ABSOLUTE(m) ((m) & (1 << 7))
@@ -101,8 +103,8 @@ struct synaptics_data {
unsigned long int ext_cap; /* Extended Capabilities */
unsigned long int ext_cap_0c; /* Ext Caps from 0x0c query */
unsigned long int identity; /* Identification */
int x_res; /* X resolution in units/mm */
int y_res; /* Y resolution in units/mm */
unsigned int x_res, y_res; /* X/Y resolution in units/mm */
unsigned int x_max, y_max; /* Max dimensions (from FW) */
unsigned char pkt_type; /* packet type - old, new, etc */
unsigned char mode; /* current mode byte */