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hidpp10: convert enable_specific_feature into proper functions

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This also changes from the "toggle" to a plain "set". If a caller needs to
toggle a specific function, it can run get + set instead.

Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
This commit is contained in:
Peter Hutterer
2015-08-25 11:00:49 +10:00
parent 18f4e13b59
commit aadfefe752
2 changed files with 46 additions and 34 deletions
Download Patch File Download Diff File Expand all files Collapse all files

53
src/hidpp10.c
View File

@@ -219,14 +219,6 @@ hidpp10_get_hidpp_notifications(struct ratbag_device *device, struct hidpp10_dev
/* -------------------------------------------------------------------------- */
#define __CMD_ENABLE_INDIVIDUAL_FEATURES 0x01
#define FEATURE_BIT_R0_SPECIAL_BUTTON_FUNCTION 1
#define FEATURE_BIT_R0_ENHANCED_KEY_USAGE 2
#define FEATURE_BIT_R0_FAST_FORWARD_REWIND 3
#define FEATURE_BIT_R0_SCROLLING_ACCELERATION 6
#define FEATURE_BIT_R0_BUTTONS_CONTROL_THE_RESOLUTION 7
#define FEATURE_BIT_R2_INHIBIT_LOCK_KEY_SOUND 0
#define FEATURE_BIT_R2_3D_ENGINE 2
#define FEATURE_BIT_R2_HOST_SW_CONTROLS_LEDS 3
#define CMD_ENABLE_INDIVIDUAL_FEATURES(idx, sub) { \
.msg = { \
@@ -238,48 +230,44 @@ hidpp10_get_hidpp_notifications(struct ratbag_device *device, struct hidpp10_dev
} \
}
static int
hidpp10_get_individual_features(struct ratbag_device *device, struct hidpp10_device *dev)
int
hidpp10_get_individual_features(struct ratbag_device *device,
struct hidpp10_device *dev,
uint8_t *feature_bit_r0,
uint8_t *feature_bit_r2)
{
unsigned idx = dev->index;
union hidpp10_message features = CMD_ENABLE_INDIVIDUAL_FEATURES(idx, GET_REGISTER_REQ);
int res;
res = hidpp10_request_command(device, &features);
if (res == 0) {
/* do something */
}
if (res)
return res;
return res;
*feature_bit_r0 = features.msg.parameters[0];
*feature_bit_r2 = features.msg.parameters[2];
return 0;
}
int
hidpp10_toggle_individual_feature(struct ratbag_device *device, struct hidpp10_device *dev,
int feature_bit_r0, int feature_bit_r2)
hidpp10_set_individual_feature(struct ratbag_device *device,
struct hidpp10_device *dev,
uint8_t feature_bit_r0,
uint8_t feature_bit_r2)
{
unsigned idx = RECEIVER_IDX;
union hidpp10_message mode = CMD_ENABLE_INDIVIDUAL_FEATURES(idx, GET_REGISTER_REQ);
union hidpp10_message mode = CMD_ENABLE_INDIVIDUAL_FEATURES(idx, SET_REGISTER_REQ);
int res;
if (dev)
mode.msg.device_idx = dev->index;
/* first read the current values */
mode.msg.parameters[0] = feature_bit_r0;
mode.msg.parameters[1] = feature_bit_r2;
res = hidpp10_request_command(device, &mode);
if (res)
return -1;
/* toggle bits of r0 */
if (feature_bit_r0 >= 0)
mode.msg.parameters[0] ^= 1U << feature_bit_r0;
/* toggle bits of r2 */
if (feature_bit_r2 >= 0)
mode.msg.parameters[2] ^= 1U << feature_bit_r2;
/* now write back the change */
mode.msg.sub_id = SET_REGISTER_REQ;
res = hidpp10_request_command(device, &mode);
return res;
}
@@ -618,6 +606,7 @@ static int
hidpp10_get_device_info(struct ratbag_device *device, struct hidpp10_device *dev)
{
size_t name_size = sizeof(dev->name);
uint8_t f1, f2;
hidpp10_get_pairing_information(device, dev,
&dev->report_interval,
@@ -628,7 +617,7 @@ hidpp10_get_device_info(struct ratbag_device *device, struct hidpp10_device *dev
&name_size);
hidpp10_get_firmare_information(device, dev, &dev->fw_major, &dev->fw_minor, &dev->build);
hidpp10_get_individual_features(device, dev);
hidpp10_get_individual_features(device, dev, &f1, &f2);
hidpp10_get_hidpp_notifications(device, dev);
hidpp10_get_current_resolution(device, dev, &dev->xres, &dev->yres);

27
src/hidpp10.h
View File

@@ -66,13 +66,36 @@ union hidpp10_message {
};
int hidpp10_request_command(struct ratbag_device *device, union hidpp10_message *msg);
int hidpp10_toggle_individual_feature(struct ratbag_device *device, struct hidpp10_device *dev,
int feature_bit_r0, int feature_bit_r2);
int hidpp10_open_lock(struct ratbag_device *device);
int hidpp10_disconnect(struct ratbag_device *device, int idx);
void hidpp10_list_devices(struct ratbag_device *device);
int hidpp10_get_device_from_wpid(struct ratbag_device *device, uint16_t wpid, struct hidpp10_device *dev);
int hidpp10_get_device_from_idx(struct ratbag_device *device, int idx, struct hidpp10_device *dev);
/* -------------------------------------------------------------------------- */
/* 0x01: Enable Individual Features */
/* -------------------------------------------------------------------------- */
#define FEATURE_BIT_R0_SPECIAL_BUTTON_FUNCTION 1
#define FEATURE_BIT_R0_ENHANCED_KEY_USAGE 2
#define FEATURE_BIT_R0_FAST_FORWARD_REWIND 3
#define FEATURE_BIT_R0_SCROLLING_ACCELERATION 6
#define FEATURE_BIT_R0_BUTTONS_CONTROL_THE_RESOLUTION 7
#define FEATURE_BIT_R2_INHIBIT_LOCK_KEY_SOUND 0
#define FEATURE_BIT_R2_3D_ENGINE 2
#define FEATURE_BIT_R2_HOST_SW_CONTROLS_LEDS 3
int
hidpp10_get_individual_features(struct ratbag_device *device,
struct hidpp10_device *dev,
uint8_t *feature_bit_r0,
uint8_t *feature_bit_r2);
int
hidpp10_set_individual_feature(struct ratbag_device *device,
struct hidpp10_device *dev,
uint8_t feature_bit_r0,
uint8_t feature_bit_r2);
/* -------------------------------------------------------------------------- */
/* 0x51: LED Status */
/* -------------------------------------------------------------------------- */