* [PATCH] tm6000 : improve loading speed on hauppauge 900H
@ 2011-12-16 18:15 Matthieu CASTET
2011-12-19 8:20 ` Thierry Reding
0 siblings, 1 reply; 3+ messages in thread
From: Matthieu CASTET @ 2011-12-16 18:15 UTC (permalink / raw)
To: linux-media; +Cc: Matthieu CASTET, Thierry Reding
- enable fast usb quirk
- use usleep_range instead on msleep for short sleep
- merge i2c out and usb delay
- do like the windows driver that upload the tuner firmware with 80 bytes
packets
Signed-off-by: Matthieu CASTET <castet.matthieu@free.fr>
CC: Thierry Reding <thierry.reding@avionic-design.de>
---
drivers/staging/tm6000/tm6000-cards.c | 2 ++
drivers/staging/tm6000/tm6000-core.c | 16 +++++++++++++++-
drivers/staging/tm6000/tm6000-i2c.c | 8 +-------
3 files changed, 18 insertions(+), 8 deletions(-)
diff --git a/drivers/staging/tm6000/tm6000-cards.c b/drivers/staging/tm6000/tm6000-cards.c
index ec2578a..2136fa9 100644
--- a/drivers/staging/tm6000/tm6000-cards.c
+++ b/drivers/staging/tm6000/tm6000-cards.c
@@ -941,6 +941,7 @@ static void tm6000_config_tuner(struct tm6000_core *dev)
case TM6010_BOARD_HAUPPAUGE_900H:
case TM6010_BOARD_TERRATEC_CINERGY_HYBRID_XE:
case TM6010_BOARD_TWINHAN_TU501:
+ ctl.max_len = 80;
ctl.fname = "xc3028L-v36.fw";
break;
default:
@@ -1002,6 +1003,7 @@ static int fill_board_specific_data(struct tm6000_core *dev)
/* setup per-model quirks */
switch (dev->model) {
case TM6010_BOARD_TERRATEC_CINERGY_HYBRID_XE:
+ case TM6010_BOARD_HAUPPAUGE_900H:
dev->quirks |= TM6000_QUIRK_NO_USB_DELAY;
break;
diff --git a/drivers/staging/tm6000/tm6000-core.c b/drivers/staging/tm6000/tm6000-core.c
index 6d0803c..c559f9f 100644
--- a/drivers/staging/tm6000/tm6000-core.c
+++ b/drivers/staging/tm6000/tm6000-core.c
@@ -38,6 +38,7 @@ int tm6000_read_write_usb(struct tm6000_core *dev, u8 req_type, u8 req,
int ret, i;
unsigned int pipe;
u8 *data = NULL;
+ int delay = 5000;
mutex_lock(&dev->usb_lock);
@@ -88,7 +89,20 @@ int tm6000_read_write_usb(struct tm6000_core *dev, u8 req_type, u8 req,
}
kfree(data);
- msleep(5);
+
+ if (dev->quirks & TM6000_QUIRK_NO_USB_DELAY)
+ delay = 0;
+
+ if (req == REQ_16_SET_GET_I2C_WR1_RDN && !(req_type & USB_DIR_IN)) {
+ unsigned int tsleep;
+ /* Calculate delay time, 14000us for 64 bytes */
+ tsleep = (len * 200) + 200;
+ if (tsleep < delay)
+ tsleep = delay;
+ usleep_range(tsleep, tsleep + 1000);
+ }
+ else if (delay)
+ usleep_range(delay, delay + 1000);
mutex_unlock(&dev->usb_lock);
return ret;
diff --git a/drivers/staging/tm6000/tm6000-i2c.c b/drivers/staging/tm6000/tm6000-i2c.c
index 76a8e3a..8809ed1 100644
--- a/drivers/staging/tm6000/tm6000-i2c.c
+++ b/drivers/staging/tm6000/tm6000-i2c.c
@@ -46,11 +46,10 @@ static int tm6000_i2c_send_regs(struct tm6000_core *dev, unsigned char addr,
__u8 reg, char *buf, int len)
{
int rc;
- unsigned int tsleep;
unsigned int i2c_packet_limit = 16;
if (dev->dev_type == TM6010)
- i2c_packet_limit = 64;
+ i2c_packet_limit = 80;
if (!buf)
return -1;
@@ -71,10 +70,6 @@ static int tm6000_i2c_send_regs(struct tm6000_core *dev, unsigned char addr,
return rc;
}
- /* Calculate delay time, 14000us for 64 bytes */
- tsleep = ((len * 200) + 200 + 1000) / 1000;
- msleep(tsleep);
-
/* release mutex */
return rc;
}
@@ -145,7 +140,6 @@ static int tm6000_i2c_recv_regs16(struct tm6000_core *dev, unsigned char addr,
return rc;
}
- msleep(1400 / 1000);
rc = tm6000_read_write_usb(dev, USB_DIR_IN | USB_TYPE_VENDOR |
USB_RECIP_DEVICE, REQ_35_AFTEK_TUNER_READ,
reg, 0, buf, len);
--
1.7.5.4
^ permalink raw reply related [flat|nested] 3+ messages in thread
* [PATCH] tm6000 : improve loading speed on hauppauge 900H
@ 2011-12-22 20:08 Matthieu CASTET
0 siblings, 0 replies; 3+ messages in thread
From: Matthieu CASTET @ 2011-12-22 20:08 UTC (permalink / raw)
To: linux-media; +Cc: Matthieu CASTET, Thierry Reding
- enable fast usb quirk
- use usleep_range instead on msleep for short sleep
- merge i2c out and usb delay
- do like the windows driver that upload the tuner firmware with 80 bytes
packets
Signed-off-by: Matthieu CASTET <castet.matthieu@free.fr>
CC: Thierry Reding <thierry.reding@avionic-design.de>
---
drivers/media/video/tm6000/tm6000-cards.c | 2 ++
drivers/media/video/tm6000/tm6000-core.c | 16 ++++++++++++++--
drivers/media/video/tm6000/tm6000-i2c.c | 8 +-------
3 files changed, 17 insertions(+), 9 deletions(-)
diff --git a/drivers/media/video/tm6000/tm6000-cards.c b/drivers/media/video/tm6000/tm6000-cards.c
index 6b74259..3678918 100644
--- a/drivers/media/video/tm6000/tm6000-cards.c
+++ b/drivers/media/video/tm6000/tm6000-cards.c
@@ -943,6 +943,7 @@ static void tm6000_config_tuner(struct tm6000_core *dev)
case TM6010_BOARD_HAUPPAUGE_900H:
case TM6010_BOARD_TERRATEC_CINERGY_HYBRID_XE:
case TM6010_BOARD_TWINHAN_TU501:
+ ctl.max_len = 80;
ctl.fname = "xc3028L-v36.fw";
break;
default:
@@ -1004,6 +1005,7 @@ static int fill_board_specific_data(struct tm6000_core *dev)
/* setup per-model quirks */
switch (dev->model) {
case TM6010_BOARD_TERRATEC_CINERGY_HYBRID_XE:
+ case TM6010_BOARD_HAUPPAUGE_900H:
dev->quirks |= TM6000_QUIRK_NO_USB_DELAY;
break;
diff --git a/drivers/media/video/tm6000/tm6000-core.c b/drivers/media/video/tm6000/tm6000-core.c
index 979c85b..22cc011 100644
--- a/drivers/media/video/tm6000/tm6000-core.c
+++ b/drivers/media/video/tm6000/tm6000-core.c
@@ -38,6 +38,7 @@ int tm6000_read_write_usb(struct tm6000_core *dev, u8 req_type, u8 req,
int ret, i;
unsigned int pipe;
u8 *data = NULL;
+ int delay = 5000;
mutex_lock(&dev->usb_lock);
@@ -89,8 +90,19 @@ int tm6000_read_write_usb(struct tm6000_core *dev, u8 req_type, u8 req,
kfree(data);
- if ((dev->quirks & TM6000_QUIRK_NO_USB_DELAY) == 0)
- msleep(5);
+ if (dev->quirks & TM6000_QUIRK_NO_USB_DELAY)
+ delay = 0;
+
+ if (req == REQ_16_SET_GET_I2C_WR1_RDN && !(req_type & USB_DIR_IN)) {
+ unsigned int tsleep;
+ /* Calculate delay time, 14000us for 64 bytes */
+ tsleep = (len * 200) + 200;
+ if (tsleep < delay)
+ tsleep = delay;
+ usleep_range(tsleep, tsleep + 1000);
+ }
+ else if (delay)
+ usleep_range(delay, delay + 1000);
mutex_unlock(&dev->usb_lock);
return ret;
diff --git a/drivers/media/video/tm6000/tm6000-i2c.c b/drivers/media/video/tm6000/tm6000-i2c.c
index 0290bbf..c7e23e3 100644
--- a/drivers/media/video/tm6000/tm6000-i2c.c
+++ b/drivers/media/video/tm6000/tm6000-i2c.c
@@ -46,11 +46,10 @@ static int tm6000_i2c_send_regs(struct tm6000_core *dev, unsigned char addr,
__u8 reg, char *buf, int len)
{
int rc;
- unsigned int tsleep;
unsigned int i2c_packet_limit = 16;
if (dev->dev_type == TM6010)
- i2c_packet_limit = 64;
+ i2c_packet_limit = 80;
if (!buf)
return -1;
@@ -71,10 +70,6 @@ static int tm6000_i2c_send_regs(struct tm6000_core *dev, unsigned char addr,
return rc;
}
- /* Calculate delay time, 14000us for 64 bytes */
- tsleep = ((len * 200) + 200 + 1000) / 1000;
- msleep(tsleep);
-
/* release mutex */
return rc;
}
@@ -145,7 +140,6 @@ static int tm6000_i2c_recv_regs16(struct tm6000_core *dev, unsigned char addr,
return rc;
}
- msleep(1400 / 1000);
rc = tm6000_read_write_usb(dev, USB_DIR_IN | USB_TYPE_VENDOR |
USB_RECIP_DEVICE, REQ_35_AFTEK_TUNER_READ,
reg, 0, buf, len);
--
1.7.5.4
^ permalink raw reply related [flat|nested] 3+ messages in thread
end of thread, other threads:[~2011-12-22 20:08 UTC | newest]
Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
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2011-12-16 18:15 [PATCH] tm6000 : improve loading speed on hauppauge 900H Matthieu CASTET
2011-12-19 8:20 ` Thierry Reding
2011-12-22 20:08 Matthieu CASTET
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