linux/debian/patches/features/all/mantis/0076-V4L-DVB-13774-Mantis-R...

51 lines
2.0 KiB
Diff

From 6c879c97e12ca27a73026c73069babe5fee648c5 Mon Sep 17 00:00:00 2001
From: Sigmund Augdal <sigmund@snap.tv>
Date: Fri, 4 Dec 2009 05:28:24 -0300
Subject: [PATCH 076/120] V4L/DVB (13774): [Mantis] Remove redundant wait for Burst Reads, wakeup the HIF event
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Signed-off-by: Sigmund Augdal <sigmund@snap.tv>
Signed-off-by: Manu Abraham <manu@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
(cherry picked from commit c02e15150c85619f22a98675124503ed93bf1914)
Signed-off-by: Bjørn Mork <bjorn@mork.no>
---
drivers/media/dvb/mantis/mantis_evm.c | 2 ++
drivers/media/dvb/mantis/mantis_hif.c | 4 ----
2 files changed, 2 insertions(+), 4 deletions(-)
diff --git a/drivers/media/dvb/mantis/mantis_evm.c b/drivers/media/dvb/mantis/mantis_evm.c
index 4c4c144..008e2c2 100644
--- a/drivers/media/dvb/mantis/mantis_evm.c
+++ b/drivers/media/dvb/mantis/mantis_evm.c
@@ -79,6 +79,8 @@ static void mantis_hifevm_work(struct work_struct *work)
if (gpif_stat & MANTIS_SBUF_OPDONE) {
dprintk(verbose, MANTIS_DEBUG, 1, "Event Mgr: Adapter(%d) Slot(0): Smart Buffer operation complete", mantis->num);
ca->sbuf_status = MANTIS_SBUF_DATA_AVAIL;
+ ca->hif_event = MANTIS_SBUF_OPDONE;
+ wake_up(&ca->hif_opdone_wq);
}
}
diff --git a/drivers/media/dvb/mantis/mantis_hif.c b/drivers/media/dvb/mantis/mantis_hif.c
index fa4bb6d..6c51d17 100644
--- a/drivers/media/dvb/mantis/mantis_hif.c
+++ b/drivers/media/dvb/mantis/mantis_hif.c
@@ -75,10 +75,6 @@ int mantis_hif_read_mem(struct mantis_ca *ca, u32 addr)
udelay(20);
mmwrite(hif_addr, MANTIS_GPIF_ADDR);
- if (mantis_hif_data_available(ca) != 0) {
- dprintk(verbose, MANTIS_ERROR, 1, "Adapter(%d) Slot(0): GPIF Smart Buffer burst read failed", mantis->num);
- return -EREMOTEIO;
- }
if (mantis_hif_sbuf_opdone_wait(ca) != 0) {
dprintk(verbose, MANTIS_ERROR, 1, "Adapter(%d) Slot(0): GPIF Smart Buffer operation failed", mantis->num);
return -EREMOTEIO;
--
1.7.1