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hidpp20: add mouse pointer basic optical sensors

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untested right now.

Signed-off-by: Benjamin Tissoires <benjamin.tissoires@gmail.com>
This commit is contained in:
Benjamin Tissoires
2015-08-20 14:38:31 -04:00
parent 9754810c38
commit 88a54e7acf
3 changed files with 93 additions and 2 deletions
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36
src/driver-logitech-unifying.c
View File

@@ -48,9 +48,12 @@
#include "libratbag-private.h"
#include "libratbag-hidraw.h"
#define HIDPP_CAP_RESOLUTION_2200 (1 << 0)
struct unifying_data {
unsigned proto_major;
unsigned proto_minor;
unsigned long capabilities;
};
static void
@@ -93,6 +96,34 @@ unifying_write_profile(struct ratbag_profile *profile)
return -1;
}
static int
unifying_init_feature(struct ratbag_device *device, uint16_t feature)
{
struct unifying_data *drv_data = ratbag_get_drv_data(device);
int rc;
switch (feature) {
case 0x0000:
case 0x0001:
/* these features are mandatory and already handled */
break;
case 0x2200: {
uint16_t resolution;
uint8_t flags;
drv_data->capabilities |= HIDPP_CAP_RESOLUTION_2200;
rc = hidpp20_mousepointer_get_mousepointer_info(device, &resolution, &flags);
if (rc)
return rc;
log_info(device->ratbag, "device is at %d dpi\n", resolution);
break;
}
default:
log_info(device->ratbag, "unknown feature 0x%04x\n", feature);
}
return 0;
}
static int
unifying_20_probe(struct ratbag_device *device, const struct ratbag_id id)
{
@@ -104,9 +135,10 @@ unifying_20_probe(struct ratbag_device *device, const struct ratbag_id id)
return rc;
if (rc > 0) {
log_info(device->ratbag, "'%s' has %d features:\n", ratbag_device_get_name(device), rc);
log_debug(device->ratbag, "'%s' has %d features\n", ratbag_device_get_name(device), rc);
for (i = 0; i < rc; i++) {
log_info(device->ratbag, "0x%04x\n", feature_list[i].feature);
log_debug(device->ratbag, "0x%04x\n", feature_list[i].feature);
unifying_init_feature(device, feature_list[i].feature);
}
}

42
src/hidpp20.c
View File

@@ -288,3 +288,45 @@ err:
free(flist);
return rc;
}
/* -------------------------------------------------------------------------- */
/* 0x2200: Mouse Pointer Basic Optical Sensors */
/* -------------------------------------------------------------------------- */
#define HIDPP_PAGE_MOUSE_POINTER_BASIC 0x2200
#define CMD_MOUSE_POINTER_BASIC_GET_INFO 0x08
int
hidpp20_mousepointer_get_mousepointer_info(struct ratbag_device *device,
uint16_t *resolution,
uint8_t *flags)
{
uint8_t feature_index, feature_type, feature_version;
union hidpp20_message msg = {
.msg.report_id = REPORT_ID_LONG,
.msg.device_idx = 0xff,
.msg.address = CMD_FEATURE_SET_GET_FEATURE_ID,
.msg.parameters[0] = feature_index,
};
int rc;
rc = hidpp_root_get_feature(device,
HIDPP_PAGE_MOUSE_POINTER_BASIC,
&feature_index,
&feature_type,
&feature_version);
if (rc)
return rc;
msg.msg.sub_id = feature_index;
rc = hidpp20_request_command(device, &msg);
if (rc)
return rc;
*resolution = (msg.msg.parameters[0] << 8) | msg.msg.parameters[1];
*flags = msg.msg.parameters[2];
return 0;
}

17
src/hidpp20.h
View File

@@ -77,4 +77,21 @@ struct hidpp20_feature {
int hidpp20_feature_set_get(struct ratbag_device *device,
struct hidpp20_feature **feature_list);
/* -------------------------------------------------------------------------- */
/* 0x2200: Mouse Pointer Basic Optical Sensors */
/* -------------------------------------------------------------------------- */
#define HIDDP20_MOUSE_POINTER_FLAGS_VERTICAL_TUNING (1 << 4)
#define HIDDP20_MOUSE_POINTER_FLAGS_OS_BALLISTICS (1 << 3)
#define HIDDP20_MOUSE_POINTER_FLAGS_ACCELERATION_MASK 0x03
#define HIDDP20_MOUSE_POINTER_ACCELERATION_NONE 0x00
#define HIDDP20_MOUSE_POINTER_ACCELERATION_LOW 0x01
#define HIDDP20_MOUSE_POINTER_ACCELERATION_MEDIUM 0x02
#define HIDDP20_MOUSE_POINTER_ACCELERATION_HIGH 0x03
int hidpp20_mousepointer_get_mousepointer_info(struct ratbag_device *device,
uint16_t *resolution,
uint8_t *flags);
#endif /* HIDPP_20_H */