From 5a2a1848a7d744a437f96b79a655c13b8090e74d Mon Sep 17 00:00:00 2001 From: Oliver Endriss Date: Sun, 16 May 2010 06:07:07 -0300 Subject: [PATCH] V4L/DVB: ngene: Make command timeout workaround configurable Make command timeout workaround configurable, activate it for firmware version <= 17. Signed-off-by: Oliver Endriss Signed-off-by: Mauro Carvalho Chehab --- drivers/media/dvb/ngene/ngene-core.c | 9 ++++----- drivers/media/dvb/ngene/ngene-dvb.c | 14 +++----------- drivers/media/dvb/ngene/ngene.h | 1 + 3 files changed, 8 insertions(+), 16 deletions(-) diff --git a/drivers/media/dvb/ngene/ngene-core.c b/drivers/media/dvb/ngene/ngene-core.c index 35bed6095b1..2bdcf59829d 100644 --- a/drivers/media/dvb/ngene/ngene-core.c +++ b/drivers/media/dvb/ngene/ngene-core.c @@ -53,8 +53,6 @@ MODULE_PARM_DESC(debug, "Print debugging information."); DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr); -#define COMMAND_TIMEOUT_WORKAROUND - #define dprintk if (debug) printk #define ngwriteb(dat, adr) writeb((dat), (char *)(dev->iomem + (adr))) @@ -1252,14 +1250,17 @@ static int ngene_load_firm(struct ngene *dev) version = 15; size = 23466; fw_name = "ngene_15.fw"; + dev->cmd_timeout_workaround = true; break; case 16: size = 23498; fw_name = "ngene_16.fw"; + dev->cmd_timeout_workaround = true; break; case 17: size = 24446; fw_name = "ngene_17.fw"; + dev->cmd_timeout_workaround = true; break; } @@ -1410,10 +1411,8 @@ static void release_channel(struct ngene_channel *chan) struct ngene_info *ni = dev->card_info; int io = ni->io_type[chan->number]; -#ifdef COMMAND_TIMEOUT_WORKAROUND - if (chan->running) + if (chan->dev->cmd_timeout_workaround && chan->running) set_transfer(chan, 0); -#endif tasklet_kill(&chan->demux_tasklet); diff --git a/drivers/media/dvb/ngene/ngene-dvb.c b/drivers/media/dvb/ngene/ngene-dvb.c index 96013eb353c..61a932c1cff 100644 --- a/drivers/media/dvb/ngene/ngene-dvb.c +++ b/drivers/media/dvb/ngene/ngene-dvb.c @@ -44,8 +44,6 @@ #include "ngene.h" -#define COMMAND_TIMEOUT_WORKAROUND - /****************************************************************************/ /* COMMAND API interface ****************************************************/ @@ -69,9 +67,7 @@ void *tsin_exchange(void *priv, void *buf, u32 len, u32 clock, u32 flags) struct ngene_channel *chan = priv; -#ifdef COMMAND_TIMEOUT_WORKAROUND if (chan->users > 0) -#endif dvb_dmx_swfilter(&chan->demux, buf, len); return NULL; } @@ -106,11 +102,8 @@ int ngene_start_feed(struct dvb_demux_feed *dvbdmxfeed) struct ngene_channel *chan = dvbdmx->priv; if (chan->users == 0) { -#ifdef COMMAND_TIMEOUT_WORKAROUND - if (!chan->running) -#endif + if (!chan->dev->cmd_timeout_workaround || !chan->running) set_transfer(chan, 1); - /* msleep(10); */ } return ++chan->users; @@ -124,9 +117,8 @@ int ngene_stop_feed(struct dvb_demux_feed *dvbdmxfeed) if (--chan->users) return chan->users; -#ifndef COMMAND_TIMEOUT_WORKAROUND - set_transfer(chan, 0); -#endif + if (!chan->dev->cmd_timeout_workaround) + set_transfer(chan, 0); return 0; } diff --git a/drivers/media/dvb/ngene/ngene.h b/drivers/media/dvb/ngene/ngene.h index b951d59e361..8fb4200f83f 100644 --- a/drivers/media/dvb/ngene/ngene.h +++ b/drivers/media/dvb/ngene/ngene.h @@ -726,6 +726,7 @@ struct ngene { u32 fw_interface_version; u32 icounts; bool msi_enabled; + bool cmd_timeout_workaround; u8 *CmdDoneByte; int BootFirmware; -- 2.41.0