SRU LP301405 - sms1xxx: enable power LED on Hauppauge WinTV MiniStick

[Tim Gardner]

>From c625eaa297ba7a5f2b2bf0d6f4fea1bdbf47769a Mon Sep 17 00:00:00 2001
From: Michael Krufky <mkrufky at linuxtv.org>
Date: Tue, 25 Nov 2008 16:38:01 -0500
Subject: [PATCH] UBUNTU: sms1xxx: enable power LED on Hauppauge WinTV MiniStick

OriginalAuthor: Michael Krufky <mkrufky at linuxtv.org>
OriginalLocation: http://linuxtv.org/hg/v4l-dvb/raw-rev/2dd019a3446e
Bug: #301405

Enable power LED while the frontend is in use.

Signed-off-by: Michael Krufky <mkrufky at linuxtv.org>
Signed-off-by: Tim Gardner <tim.gardner at canonical.com>
---
 drivers/media/dvb/siano/sms-cards.c |   15 +++++++++++++++
 drivers/media/dvb/siano/sms-cards.h |    2 ++
 drivers/media/dvb/siano/smsdvb.c    |   24 ++++++++++++++++++++++++
 3 files changed, 41 insertions(+), 0 deletions(-)

diff --git a/drivers/media/dvb/siano/sms-cards.c b/drivers/media/dvb/siano/sms-cards.c
index f64d38c..5a8db39 100644
--- a/drivers/media/dvb/siano/sms-cards.c
+++ b/drivers/media/dvb/siano/sms-cards.c
@@ -151,3 +151,18 @@ int sms_board_setup(struct smscore_device_t *coredev)
 	}
 	return 0;
 }
+
+int sms_board_power(struct smscore_device_t *coredev, int onoff)
+{
+	int board_id = smscore_get_board_id(coredev);
+	struct sms_board *board = sms_get_board(board_id);
+
+	switch (board_id) {
+	case SMS1XXX_BOARD_HAUPPAUGE_WINDHAM:
+		/* power LED */
+		sms_set_gpio(coredev,
+			     board->led_power, onoff ? 1 : 0);
+		break;
+	}
+	return 0;
+}
diff --git a/drivers/media/dvb/siano/sms-cards.h b/drivers/media/dvb/siano/sms-cards.h
index a8969e1..30e4845 100644
--- a/drivers/media/dvb/siano/sms-cards.h
+++ b/drivers/media/dvb/siano/sms-cards.h
@@ -45,6 +45,8 @@ struct sms_board *sms_get_board(int id);
 
 int sms_board_setup(struct smscore_device_t *coredev);
 
+int sms_board_power(struct smscore_device_t *coredev, int onoff);
+
 extern struct usb_device_id smsusb_id_table[];
 
 #endif /* __SMS_CARDS_H__ */
diff --git a/drivers/media/dvb/siano/smsdvb.c b/drivers/media/dvb/siano/smsdvb.c
index 592c284..54144a3 100644
--- a/drivers/media/dvb/siano/smsdvb.c
+++ b/drivers/media/dvb/siano/smsdvb.c
@@ -273,6 +273,27 @@ static int smsdvb_get_frontend(struct dvb_frontend *fe,
 	/* todo: */
 	memcpy(fep, &client->fe_params,
 	       sizeof(struct dvb_frontend_parameters));
+
+	return 0;
+}
+
+static int smsdvb_init(struct dvb_frontend *fe)
+{
+	struct smsdvb_client_t *client =
+		container_of(fe, struct smsdvb_client_t, frontend);
+
+	sms_board_power(client->coredev, 1);
+
+	return 0;
+}
+
+static int smsdvb_sleep(struct dvb_frontend *fe)
+{
+	struct smsdvb_client_t *client =
+		container_of(fe, struct smsdvb_client_t, frontend);
+
+	sms_board_power(client->coredev, 0);
+
 	return 0;
 }
 
@@ -308,6 +329,9 @@ static struct dvb_frontend_ops smsdvb_fe_ops = {
 	.read_ber = smsdvb_read_ber,
 	.read_signal_strength = smsdvb_read_signal_strength,
 	.read_snr = smsdvb_read_snr,
+
+	.init = smsdvb_init,
+	.sleep = smsdvb_sleep,
 };
 
 static int smsdvb_hotplug(struct smscore_device_t *coredev,
-- 
1.5.6.3