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HID: uclogic: Designate current protocol v1 

Designate the current UC-Logic tablet initialization protocol v1, in
preparation for adding support for v2 protocol.

Signed-off-by: Nikolai Kondrashov <spbnick@gmail.com>
Signed-off-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>
This commit is contained in:
Nikolai Kondrashov 2019-02-10 12:13:53 +02:00 committed by Benjamin Tissoires
parent 251b427566
commit eecb5b845b
3 changed files with 43 additions and 43 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

50
drivers/hid/hid-uclogic-params.c
View File

@ -117,8 +117,8 @@ static void uclogic_params_pen_cleanup(struct uclogic_params_pen *pen)
}
/**
* uclogic_params_pen_init() - initialize tablet interface pen
* input and retrieve its parameters from the device.
* uclogic_params_pen_init_v1() - initialize tablet interface pen
* input and retrieve its parameters from the device, using v1 protocol.
*
* @pen: Pointer to the pen parameters to initialize (to be
* cleaned up with uclogic_params_pen_cleanup()). Not modified in
@ -132,9 +132,9 @@ static void uclogic_params_pen_cleanup(struct uclogic_params_pen *pen)
* Returns:
* Zero, if successful. A negative errno code on error.
*/
static int uclogic_params_pen_init(struct uclogic_params_pen *pen,
bool *pfound,
struct hid_device *hdev)
static int uclogic_params_pen_init_v1(struct uclogic_params_pen *pen,
bool *pfound,
struct hid_device *hdev)
{
int rc;
bool found = false;
@ -202,8 +202,8 @@ static int uclogic_params_pen_init(struct uclogic_params_pen *pen,
* Generate pen report descriptor
*/
desc_ptr = uclogic_rdesc_template_apply(
uclogic_rdesc_pen_template_arr,
uclogic_rdesc_pen_template_size,
uclogic_rdesc_pen_v1_template_arr,
uclogic_rdesc_pen_v1_template_size,
desc_params, ARRAY_SIZE(desc_params));
if (desc_ptr == NULL) {
rc = -ENOMEM;
@ -216,8 +216,8 @@ static int uclogic_params_pen_init(struct uclogic_params_pen *pen,
memset(pen, 0, sizeof(*pen));
pen->desc_ptr = desc_ptr;
desc_ptr = NULL;
pen->desc_size = uclogic_rdesc_pen_template_size;
pen->id = UCLOGIC_RDESC_PEN_ID;
pen->desc_size = uclogic_rdesc_pen_v1_template_size;
pen->id = UCLOGIC_RDESC_PEN_V1_ID;
pen->inrange = UCLOGIC_PARAMS_PEN_INRANGE_INVERTED;
found = true;
finish:
@ -280,8 +280,8 @@ static int uclogic_params_frame_init_with_desc(
}
/**
* uclogic_params_frame_init_buttonpad() - initialize abstract buttonpad
* on a tablet interface.
* uclogic_params_frame_init_v1_buttonpad() - initialize abstract buttonpad
* on a v1 tablet interface.
*
* @frame: Pointer to the frame parameters to initialize (to be cleaned
* up with uclogic_params_frame_cleanup()). Not modified in case
@ -295,7 +295,7 @@ static int uclogic_params_frame_init_with_desc(
* Returns:
* Zero, if successful. A negative errno code on error.
*/
static int uclogic_params_frame_init_buttonpad(
static int uclogic_params_frame_init_v1_buttonpad(
struct uclogic_params_frame *frame,
bool *pfound,
struct hid_device *hdev)
@ -335,9 +335,9 @@ static int uclogic_params_frame_init_buttonpad(
hid_dbg(hdev, "generic buttons enabled\n");
rc = uclogic_params_frame_init_with_desc(
frame,
uclogic_rdesc_buttonpad_arr,
uclogic_rdesc_buttonpad_size,
UCLOGIC_RDESC_BUTTONPAD_ID);
uclogic_rdesc_buttonpad_v1_arr,
uclogic_rdesc_buttonpad_v1_size,
UCLOGIC_RDESC_BUTTONPAD_V1_ID);
if (rc != 0)
goto cleanup;
found = true;
@ -577,23 +577,23 @@ static int uclogic_params_huion_init(struct uclogic_params *params,
goto output;
}
/* Try to probe pen parameters */
rc = uclogic_params_pen_init(&p.pen, &found, hdev);
/* Try to probe v1 pen parameters */
rc = uclogic_params_pen_init_v1(&p.pen, &found, hdev);
if (rc != 0) {
hid_err(hdev,
"failed probing pen parameters: %d\n", rc);
"failed probing pen v1 parameters: %d\n", rc);
goto cleanup;
} else if (found) {
hid_dbg(hdev, "pen parameters found\n");
/* Try to probe buttonpad */
rc = uclogic_params_frame_init_buttonpad(
hid_dbg(hdev, "pen v1 parameters found\n");
/* Try to probe v1 buttonpad */
rc = uclogic_params_frame_init_v1_buttonpad(
&p.frame,
&found, hdev);
if (rc != 0) {
hid_err(hdev, "v1 buttonpad probing failed: %d\n", rc);
goto cleanup;
}
hid_dbg(hdev, "buttonpad parameters%s found\n",
hid_dbg(hdev, "buttonpad v1 parameters%s found\n",
(found ? "" : " not"));
if (found) {
/* Set bitmask marking frame reports */
@ -601,7 +601,7 @@ static int uclogic_params_huion_init(struct uclogic_params *params,
}
goto output;
}
hid_dbg(hdev, "pen parameters not found\n");
hid_dbg(hdev, "pen v1 parameters not found\n");
uclogic_params_init_invalid(&p);
@ -776,8 +776,8 @@ int uclogic_params_init(struct uclogic_params *params,
USB_DEVICE_ID_UGEE_TABLET_EX07S):
/* If this is the pen interface */
if (bInterfaceNumber == 1) {
/* Probe pen parameters */
rc = uclogic_params_pen_init(&p.pen, &found, hdev);
/* Probe v1 pen parameters */
rc = uclogic_params_pen_init_v1(&p.pen, &found, hdev);
if (rc != 0) {
hid_err(hdev, "pen probing failed: %d\n", rc);
goto cleanup;

16
drivers/hid/hid-uclogic-rdesc.c
View File

@ -531,8 +531,8 @@ __u8 uclogic_rdesc_twha60_fixed1_arr[] = {
const size_t uclogic_rdesc_twha60_fixed1_size =
sizeof(uclogic_rdesc_twha60_fixed1_arr);
/* Fixed report descriptor template for (tweaked) pen reports */
const __u8 uclogic_rdesc_pen_template_arr[] = {
/* Fixed report descriptor template for (tweaked) v1 pen reports */
const __u8 uclogic_rdesc_pen_v1_template_arr[] = {
0x05, 0x0D, /* Usage Page (Digitizer), */
0x09, 0x02, /* Usage (Pen), */
0xA1, 0x01, /* Collection (Application), */
@ -582,8 +582,8 @@ const __u8 uclogic_rdesc_pen_template_arr[] = {
0xC0 /* End Collection */
};
const size_t uclogic_rdesc_pen_template_size =
sizeof(uclogic_rdesc_pen_template_arr);
const size_t uclogic_rdesc_pen_v1_template_size =
sizeof(uclogic_rdesc_pen_v1_template_arr);
/**
* Expand to the contents of a generic buttonpad report descriptor.
@ -631,12 +631,12 @@ const size_t uclogic_rdesc_pen_template_size =
0xC0, /* End Collection, */ \
0xC0 /* End Collection */
/* Fixed report descriptor for (tweaked) buttonpad reports */
const __u8 uclogic_rdesc_buttonpad_arr[] = {
/* Fixed report descriptor for (tweaked) v1 buttonpad reports */
const __u8 uclogic_rdesc_buttonpad_v1_arr[] = {
UCLOGIC_RDESC_BUTTONPAD_BYTES(20)
};
const size_t uclogic_rdesc_buttonpad_size =
sizeof(uclogic_rdesc_buttonpad_arr);
const size_t uclogic_rdesc_buttonpad_v1_size =
sizeof(uclogic_rdesc_buttonpad_v1_arr);
/**
* uclogic_rdesc_template_apply() - apply report descriptor parameters to a

20
drivers/hid/hid-uclogic-rdesc.h
View File

@ -100,18 +100,18 @@ enum uclogic_rdesc_pen_ph_id {
#define UCLOGIC_RDESC_PEN_PH(_ID) \
UCLOGIC_RDESC_PH_HEAD, UCLOGIC_RDESC_PEN_PH_ID_##_ID
/* Report ID for pen reports */
#define UCLOGIC_RDESC_PEN_ID 0x07
/* Report ID for v1 pen reports */
#define UCLOGIC_RDESC_PEN_V1_ID 0x07
/* Fixed report descriptor template for (tweaked) pen reports */
extern const __u8 uclogic_rdesc_pen_template_arr[];
extern const size_t uclogic_rdesc_pen_template_size;
/* Fixed report descriptor template for (tweaked) v1 pen reports */
extern const __u8 uclogic_rdesc_pen_v1_template_arr[];
extern const size_t uclogic_rdesc_pen_v1_template_size;
/* Fixed report descriptor for (tweaked) buttonpad reports */
extern const __u8 uclogic_rdesc_buttonpad_arr[];
extern const size_t uclogic_rdesc_buttonpad_size;
/* Fixed report descriptor for (tweaked) v1 buttonpad reports */
extern const __u8 uclogic_rdesc_buttonpad_v1_arr[];
extern const size_t uclogic_rdesc_buttonpad_v1_size;
/* Report ID for tweaked buttonpad reports */
#define UCLOGIC_RDESC_BUTTONPAD_ID 0xf7
/* Report ID for tweaked v1 buttonpad reports */
#define UCLOGIC_RDESC_BUTTONPAD_V1_ID 0xf7
#endif /* _HID_UCLOGIC_RDESC_H */