diff mbox

[v2,3/6] HID: uclogic: name the input nodes based on their tool

Message ID 1424977049-18648-4-git-send-email-benjamin.tissoires@redhat.com (mailing list archive)
State New, archived
Delegated to: Jiri Kosina
Headers show

Commit Message

Benjamin Tissoires Feb. 26, 2015, 6:57 p.m. UTC
We append "Pen", "Pad", "Mouse", "Keyboard", "Consumer Control" or
"System Control" suffix to the appropriate input node to match what
the Wacom driver does and be more convenient for the user to know
which one is which.

Signed-off-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>
---

changes in v2:
- completed the list with "Consumer Control" and "System Control" to
  force having a suffix to each input node on the Huion H610 Pro

 drivers/hid/hid-uclogic.c | 46 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 46 insertions(+)

Comments

Nikolai Kondrashov March 1, 2015, 6:04 p.m. UTC | #1
On 02/26/2015 08:57 PM, Benjamin Tissoires wrote:
> We append "Pen", "Pad", "Mouse", "Keyboard", "Consumer Control" or
> "System Control" suffix to the appropriate input node to match what
> the Wacom driver does and be more convenient for the user to know
> which one is which.
>
> Signed-off-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>

I read the kernel code and tested this a little. This looks and works fine.

Reviewed-by: Nikolai Kondrashov <spbnick@gmail.com>
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diff mbox

Patch

diff --git a/drivers/hid/hid-uclogic.c b/drivers/hid/hid-uclogic.c
index 397f1df..90e2612 100644
--- a/drivers/hid/hid-uclogic.c
+++ b/drivers/hid/hid-uclogic.c
@@ -713,6 +713,51 @@  static __u8 *uclogic_report_fixup(struct hid_device *hdev, __u8 *rdesc,
 	return rdesc;
 }
 
+static void uclogic_input_configured(struct hid_device *hdev,
+		struct hid_input *hi)
+{
+	char *name;
+	const char *suffix = NULL;
+	struct hid_field *field;
+	size_t len;
+
+	/* no report associated (HID_QUIRK_MULTI_INPUT not set) */
+	if (!hi->report)
+		return;
+
+	field = hi->report->field[0];
+
+	switch (field->application) {
+	case HID_GD_KEYBOARD:
+		suffix = "Keyboard";
+		break;
+	case HID_GD_MOUSE:
+		suffix = "Mouse";
+		break;
+	case HID_GD_KEYPAD:
+		suffix = "Pad";
+		break;
+	case HID_DG_PEN:
+		suffix = "Pen";
+		break;
+	case HID_CP_CONSUMER_CONTROL:
+		suffix = "Consumer Control";
+		break;
+	case HID_GD_SYSTEM_CONTROL:
+		suffix = "System Control";
+		break;
+	}
+
+	if (suffix) {
+		len = strlen(hdev->name) + 2 + strlen(suffix);
+		name = devm_kzalloc(&hi->input->dev, len, GFP_KERNEL);
+		if (name) {
+			snprintf(name, len, "%s %s", hdev->name, suffix);
+			hi->input->name = name;
+		}
+	}
+}
+
 /**
  * Enable fully-functional tablet mode and determine device parameters.
  *
@@ -901,6 +946,7 @@  static struct hid_driver uclogic_driver = {
 	.probe = uclogic_probe,
 	.report_fixup = uclogic_report_fixup,
 	.raw_event = uclogic_raw_event,
+	.input_configured = uclogic_input_configured,
 };
 module_hid_driver(uclogic_driver);