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authorNikolai Kondrashov <spbnick@gmail.com>2019-02-10 12:13:53 +0200
committerBenjamin Tissoires <benjamin.tissoires@redhat.com>2019-02-21 12:00:53 +0100
commiteecb5b845b1a724422e139db9ade356cdf3955e5 (patch)
treedd75333f130231e46e98068ba8ee690c1014c4a5
parent251b427566e2cf6ec87dd479e2d3062fdbd41732 (diff)
downloadlinux-eecb5b845b1a724422e139db9ade356cdf3955e5.tar.bz2
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>
-rw-r--r--drivers/hid/hid-uclogic-params.c50
-rw-r--r--drivers/hid/hid-uclogic-rdesc.c16
-rw-r--r--drivers/hid/hid-uclogic-rdesc.h20
3 files changed, 43 insertions, 43 deletions
diff --git a/drivers/hid/hid-uclogic-params.c b/drivers/hid/hid-uclogic-params.c
index 2f8870d58f9a..f555db120baa 100644
--- a/drivers/hid/hid-uclogic-params.c
+++ b/drivers/hid/hid-uclogic-params.c
@@ -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;
diff --git a/drivers/hid/hid-uclogic-rdesc.c b/drivers/hid/hid-uclogic-rdesc.c
index e9053d28f4e0..359e72394d83 100644
--- a/drivers/hid/hid-uclogic-rdesc.c
+++ b/drivers/hid/hid-uclogic-rdesc.c
@@ -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
diff --git a/drivers/hid/hid-uclogic-rdesc.h b/drivers/hid/hid-uclogic-rdesc.h
index 610575879522..cf03b98ae7cb 100644
--- a/drivers/hid/hid-uclogic-rdesc.h
+++ b/drivers/hid/hid-uclogic-rdesc.h
@@ -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 */