staging: comedi: ni_usb6501: add counter commands

Signed-off-by: Luca Ellero <luca.ellero@brickedbrain.com>
Reviewed-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/comedi/drivers/ni_usb6501.c b/drivers/staging/comedi/drivers/ni_usb6501.c
index 6a4f965..f0b8f11 100644 (file)
--- a/drivers/staging/comedi/drivers/ni_usb6501.c
+++ b/drivers/staging/comedi/drivers/ni_usb6501.c
@@ -98,6 +98,24 @@ static const u8 SET_PORT_DIR_REQUEST[]       = {0x00, 0x01, 0x00, 0x18,
                                           0x00, 0x00, 0x05, 0x00,
                                           0x00, 0x00, 0x00, 0x00};
 
+/* Counter request packets */
+static const u8 START_COUNTER_REQUEST[]        = {0x00, 0x01, 0x00, 0x0C,
+                                          0x00, 0x08, 0x01, 0x09,
+                                          0x02, 0x20, 0x00, 0x00};
+
+static const u8 STOP_COUNTER_REQUEST[] = {0x00, 0x01, 0x00, 0x0C,
+                                          0x00, 0x08, 0x01, 0x0C,
+                                          0x02, 0x20, 0x00, 0x00};
+
+static const u8 READ_COUNTER_REQUEST[] = {0x00, 0x01, 0x00, 0x0C,
+                                          0x00, 0x08, 0x01, 0x0E,
+                                          0x02, 0x20, 0x00, 0x00};
+
+static const u8 WRITE_COUNTER_REQUEST[]        = {0x00, 0x01, 0x00, 0x10,
+                                          0x00, 0x0C, 0x01, 0x0F,
+                                          0x02, 0x20, 0x00, 0x00,
+                                          0x00, 0x00, 0x00, 0x00};
+
 /* Response packets */
 static const u8 GENERIC_RESPONSE[]     = {0x00, 0x01, 0x00, 0x0C,
                                           0x00, 0x08, 0x01, 0x00,
@@ -108,10 +126,19 @@ static const u8 READ_PORT_RESPONSE[]      = {0x00, 0x01, 0x00, 0x10,
                                           0x00, 0x00, 0x00, 0x02,
                                           0x00, 0x03, 0x00, 0x00};
 
+static const u8 READ_COUNTER_RESPONSE[]        = {0x00, 0x01, 0x00, 0x10,
+                                          0x00, 0x0C, 0x01, 0x00,
+                                          0x00, 0x00, 0x00, 0x02,
+                                          0x00, 0x00, 0x00, 0x00};
+
 enum commands {
        READ_PORT,
        WRITE_PORT,
-       SET_PORT_DIR
+       SET_PORT_DIR,
+       START_COUNTER,
+       STOP_COUNTER,
+       READ_COUNTER,
+       WRITE_COUNTER
 };
 
 struct ni6501_private {