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>
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committed by
Benjamin Tissoires

parent
251b427566
commit
eecb5b845b
@@ -117,8 +117,8 @@ static void uclogic_params_pen_cleanup(struct uclogic_params_pen *pen)
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}
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/**
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* uclogic_params_pen_init() - initialize tablet interface pen
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* input and retrieve its parameters from the device.
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* uclogic_params_pen_init_v1() - initialize tablet interface pen
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* input and retrieve its parameters from the device, using v1 protocol.
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*
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* @pen: Pointer to the pen parameters to initialize (to be
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* cleaned up with uclogic_params_pen_cleanup()). Not modified in
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@@ -132,9 +132,9 @@ static void uclogic_params_pen_cleanup(struct uclogic_params_pen *pen)
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* Returns:
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* Zero, if successful. A negative errno code on error.
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*/
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static int uclogic_params_pen_init(struct uclogic_params_pen *pen,
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bool *pfound,
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struct hid_device *hdev)
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static int uclogic_params_pen_init_v1(struct uclogic_params_pen *pen,
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bool *pfound,
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struct hid_device *hdev)
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{
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int rc;
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bool found = false;
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@@ -202,8 +202,8 @@ static int uclogic_params_pen_init(struct uclogic_params_pen *pen,
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* Generate pen report descriptor
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*/
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desc_ptr = uclogic_rdesc_template_apply(
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uclogic_rdesc_pen_template_arr,
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uclogic_rdesc_pen_template_size,
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uclogic_rdesc_pen_v1_template_arr,
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uclogic_rdesc_pen_v1_template_size,
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desc_params, ARRAY_SIZE(desc_params));
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if (desc_ptr == NULL) {
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rc = -ENOMEM;
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@@ -216,8 +216,8 @@ static int uclogic_params_pen_init(struct uclogic_params_pen *pen,
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memset(pen, 0, sizeof(*pen));
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pen->desc_ptr = desc_ptr;
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desc_ptr = NULL;
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pen->desc_size = uclogic_rdesc_pen_template_size;
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pen->id = UCLOGIC_RDESC_PEN_ID;
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pen->desc_size = uclogic_rdesc_pen_v1_template_size;
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pen->id = UCLOGIC_RDESC_PEN_V1_ID;
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pen->inrange = UCLOGIC_PARAMS_PEN_INRANGE_INVERTED;
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found = true;
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finish:
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@@ -280,8 +280,8 @@ static int uclogic_params_frame_init_with_desc(
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}
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/**
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* uclogic_params_frame_init_buttonpad() - initialize abstract buttonpad
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* on a tablet interface.
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* uclogic_params_frame_init_v1_buttonpad() - initialize abstract buttonpad
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* on a v1 tablet interface.
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*
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* @frame: Pointer to the frame parameters to initialize (to be cleaned
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* up with uclogic_params_frame_cleanup()). Not modified in case
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@@ -295,7 +295,7 @@ static int uclogic_params_frame_init_with_desc(
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* Returns:
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* Zero, if successful. A negative errno code on error.
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*/
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static int uclogic_params_frame_init_buttonpad(
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static int uclogic_params_frame_init_v1_buttonpad(
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struct uclogic_params_frame *frame,
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bool *pfound,
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struct hid_device *hdev)
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@@ -335,9 +335,9 @@ static int uclogic_params_frame_init_buttonpad(
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hid_dbg(hdev, "generic buttons enabled\n");
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rc = uclogic_params_frame_init_with_desc(
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frame,
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uclogic_rdesc_buttonpad_arr,
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uclogic_rdesc_buttonpad_size,
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UCLOGIC_RDESC_BUTTONPAD_ID);
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uclogic_rdesc_buttonpad_v1_arr,
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uclogic_rdesc_buttonpad_v1_size,
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UCLOGIC_RDESC_BUTTONPAD_V1_ID);
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if (rc != 0)
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goto cleanup;
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found = true;
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@@ -577,23 +577,23 @@ static int uclogic_params_huion_init(struct uclogic_params *params,
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goto output;
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}
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/* Try to probe pen parameters */
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rc = uclogic_params_pen_init(&p.pen, &found, hdev);
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/* Try to probe v1 pen parameters */
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rc = uclogic_params_pen_init_v1(&p.pen, &found, hdev);
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if (rc != 0) {
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hid_err(hdev,
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"failed probing pen parameters: %d\n", rc);
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"failed probing pen v1 parameters: %d\n", rc);
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goto cleanup;
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} else if (found) {
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hid_dbg(hdev, "pen parameters found\n");
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/* Try to probe buttonpad */
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rc = uclogic_params_frame_init_buttonpad(
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hid_dbg(hdev, "pen v1 parameters found\n");
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/* Try to probe v1 buttonpad */
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rc = uclogic_params_frame_init_v1_buttonpad(
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&p.frame,
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&found, hdev);
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if (rc != 0) {
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hid_err(hdev, "v1 buttonpad probing failed: %d\n", rc);
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goto cleanup;
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}
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hid_dbg(hdev, "buttonpad parameters%s found\n",
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hid_dbg(hdev, "buttonpad v1 parameters%s found\n",
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(found ? "" : " not"));
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if (found) {
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/* Set bitmask marking frame reports */
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@@ -601,7 +601,7 @@ static int uclogic_params_huion_init(struct uclogic_params *params,
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}
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goto output;
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}
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hid_dbg(hdev, "pen parameters not found\n");
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hid_dbg(hdev, "pen v1 parameters not found\n");
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uclogic_params_init_invalid(&p);
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@@ -776,8 +776,8 @@ int uclogic_params_init(struct uclogic_params *params,
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USB_DEVICE_ID_UGEE_TABLET_EX07S):
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/* If this is the pen interface */
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if (bInterfaceNumber == 1) {
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/* Probe pen parameters */
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rc = uclogic_params_pen_init(&p.pen, &found, hdev);
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/* Probe v1 pen parameters */
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rc = uclogic_params_pen_init_v1(&p.pen, &found, hdev);
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if (rc != 0) {
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hid_err(hdev, "pen probing failed: %d\n", rc);
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goto cleanup;
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