* [PATCH 1/2] rt2x00: Initial support for RT5370 USB devices.
@ 2011-05-04 19:41 Ivo van Doorn
2011-05-04 19:42 ` [PATCH 2/2] rt2x00: Fix transfer speed regression for USB hardware Ivo van Doorn
0 siblings, 1 reply; 2+ messages in thread
From: Ivo van Doorn @ 2011-05-04 19:41 UTC (permalink / raw)
To: John W. Linville; +Cc: linux-wireless, users
From: Gertjan van Wingerde <gwingerde@gmail.com>
Add necessary RF chipset define and basic support for these devices.
Tested-by: Juan Carlos Garza <juancarlosgarza@gmail.com>
Signed-off-by: Gertjan van Wingerde <gwingerde@gmail.com>
Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com>
---
drivers/net/wireless/rt2x00/Kconfig | 11 ++++++++++-
drivers/net/wireless/rt2x00/rt2800.h | 2 ++
drivers/net/wireless/rt2x00/rt2800lib.c | 5 ++++-
drivers/net/wireless/rt2x00/rt2800usb.c | 8 ++++++++
4 files changed, 24 insertions(+), 2 deletions(-)
diff --git a/drivers/net/wireless/rt2x00/Kconfig b/drivers/net/wireless/rt2x00/Kconfig
index c457731..9def1e5 100644
--- a/drivers/net/wireless/rt2x00/Kconfig
+++ b/drivers/net/wireless/rt2x00/Kconfig
@@ -93,7 +93,7 @@ config RT2800PCI_RT35XX
intended for testers and developers.
config RT2800PCI_RT53XX
- bool "rt2800-pci - Include support for rt53xx devices (EXPERIMENTAL)"
+ bool "rt2800pci - Include support for rt53xx devices (EXPERIMENTAL)"
depends on EXPERIMENTAL
default y
---help---
@@ -163,6 +163,15 @@ config RT2800USB_RT35XX
Support for these devices is non-functional at the moment and is
intended for testers and developers.
+config RT2800USB_RT53XX
+ bool "rt2800usb - Include support for rt53xx devices (EXPERIMENTAL)"
+ depends on EXPERIMENTAL
+ default y
+ ---help---
+ This adds support for rt53xx wireless chipset family to the
+ rt2800pci driver.
+ Supported chips: RT5370
+
config RT2800USB_UNKNOWN
bool "rt2800usb - Include support for unknown (USB) devices"
default n
diff --git a/drivers/net/wireless/rt2x00/rt2800.h b/drivers/net/wireless/rt2x00/rt2800.h
index 3b3d851..47a04d2 100644
--- a/drivers/net/wireless/rt2x00/rt2800.h
+++ b/drivers/net/wireless/rt2x00/rt2800.h
@@ -51,6 +51,7 @@
* RF3320 2.4G 1T1R(RT3350/RT3370/RT3390)
* RF3322 2.4G 2T2R(RT3352/RT3371/RT3372/RT3391/RT3392)
* RF3853 2.4G/5G 3T3R(RT3883/RT3563/RT3573/RT3593/RT3662)
+ * RF5370 2.4G 1T1R
* RF5390 2.4G 1T1R
*/
#define RF2820 0x0001
@@ -66,6 +67,7 @@
#define RF3320 0x000b
#define RF3322 0x000c
#define RF3853 0x000d
+#define RF5370 0x5370
#define RF5390 0x5390
/*
diff --git a/drivers/net/wireless/rt2x00/rt2800lib.c b/drivers/net/wireless/rt2x00/rt2800lib.c
index 6ed646a..93fb674 100644
--- a/drivers/net/wireless/rt2x00/rt2800lib.c
+++ b/drivers/net/wireless/rt2x00/rt2800lib.c
@@ -1751,7 +1751,8 @@ static void rt2800_config_channel(struct rt2x00_dev *rt2x00dev,
rt2x00_rf(rt2x00dev, RF3052) ||
rt2x00_rf(rt2x00dev, RF3320))
rt2800_config_channel_rf3xxx(rt2x00dev, conf, rf, info);
- else if (rt2x00_rf(rt2x00dev, RF5390))
+ else if (rt2x00_rf(rt2x00dev, RF5370) ||
+ rt2x00_rf(rt2x00dev, RF5390))
rt2800_config_channel_rf53xx(rt2x00dev, conf, rf, info);
else
rt2800_config_channel_rf2xxx(rt2x00dev, conf, rf, info);
@@ -3686,6 +3687,7 @@ int rt2800_init_eeprom(struct rt2x00_dev *rt2x00dev)
!rt2x00_rf(rt2x00dev, RF3022) &&
!rt2x00_rf(rt2x00dev, RF3052) &&
!rt2x00_rf(rt2x00dev, RF3320) &&
+ !rt2x00_rf(rt2x00dev, RF5370) &&
!rt2x00_rf(rt2x00dev, RF5390)) {
ERROR(rt2x00dev, "Invalid RF chipset detected.\n");
return -ENODEV;
@@ -3988,6 +3990,7 @@ int rt2800_probe_hw_mode(struct rt2x00_dev *rt2x00dev)
rt2x00_rf(rt2x00dev, RF3021) ||
rt2x00_rf(rt2x00dev, RF3022) ||
rt2x00_rf(rt2x00dev, RF3320) ||
+ rt2x00_rf(rt2x00dev, RF5370) ||
rt2x00_rf(rt2x00dev, RF5390)) {
spec->num_channels = 14;
spec->channels = rf_vals_3x;
diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c
index 0eb44cf..ba82c97 100644
--- a/drivers/net/wireless/rt2x00/rt2800usb.c
+++ b/drivers/net/wireless/rt2x00/rt2800usb.c
@@ -1000,6 +1000,14 @@ static struct usb_device_id rt2800usb_device_table[] = {
/* Zinwell */
{ USB_DEVICE(0x5a57, 0x0284) },
#endif
+#ifdef CONFIG_RT2800USB_RT53XX
+ /* Azurewave */
+ { USB_DEVICE(0x13d3, 0x3329) },
+ { USB_DEVICE(0x13d3, 0x3365) },
+ /* Ralink */
+ { USB_DEVICE(0x148f, 0x5370) },
+ { USB_DEVICE(0x148f, 0x5372) },
+#endif
#ifdef CONFIG_RT2800USB_UNKNOWN
/*
* Unclear what kind of devices these are (they aren't supported by the
--
1.7.2.3
^ permalink raw reply related [flat|nested] 2+ messages in thread* [PATCH 2/2] rt2x00: Fix transfer speed regression for USB hardware
2011-05-04 19:41 [PATCH 1/2] rt2x00: Initial support for RT5370 USB devices Ivo van Doorn
@ 2011-05-04 19:42 ` Ivo van Doorn
0 siblings, 0 replies; 2+ messages in thread
From: Ivo van Doorn @ 2011-05-04 19:42 UTC (permalink / raw)
To: John W. Linville; +Cc: linux-wireless, users
From: Ivo van Doorn <IvDoorn@gmail.com>
Patch:
rt2x00: Make rt2x00_queue_entry_for_each more flexible
commit: 10e11568ca8b8a15f7478f6a4ceebabcbdba1018
introduced a severe regression on the throughput
for USB hardware. It turns out that the exiting of
the rt2x00queue_for_each_entry() was done too early.
The exact cause for this regression is unknown,
but by disabling the premature exiting of the loop
seems to resolve the issue.
Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com>
Reported-by: Yasushi SHOJI <yashi@atmark-techno.com>
Reported-by: Balint Viragh <bviragh@dension.com>
Tested-by: Balint Viragh <bviragh@dension.com>
---
drivers/net/wireless/rt2x00/rt2x00usb.c | 6 +++---
1 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/net/wireless/rt2x00/rt2x00usb.c b/drivers/net/wireless/rt2x00/rt2x00usb.c
index e027ebd..dc6b662 100644
--- a/drivers/net/wireless/rt2x00/rt2x00usb.c
+++ b/drivers/net/wireless/rt2x00/rt2x00usb.c
@@ -298,7 +298,7 @@ static bool rt2x00usb_kick_tx_entry(struct queue_entry *entry, void* data)
if (!test_and_clear_bit(ENTRY_DATA_PENDING, &entry->flags) ||
test_bit(ENTRY_DATA_STATUS_PENDING, &entry->flags))
- return true;
+ return false;
/*
* USB devices cannot blindly pass the skb->len as the
@@ -392,7 +392,7 @@ static bool rt2x00usb_kick_rx_entry(struct queue_entry *entry, void* data)
if (test_and_set_bit(ENTRY_OWNER_DEVICE_DATA, &entry->flags) ||
test_bit(ENTRY_DATA_STATUS_PENDING, &entry->flags))
- return true;
+ return false;
rt2x00lib_dmastart(entry);
@@ -447,7 +447,7 @@ static bool rt2x00usb_flush_entry(struct queue_entry *entry, void* data)
struct queue_entry_priv_usb_bcn *bcn_priv = entry->priv_data;
if (!test_bit(ENTRY_OWNER_DEVICE_DATA, &entry->flags))
- return true;
+ return false;
usb_kill_urb(entry_priv->urb);
--
1.7.2.3
^ permalink raw reply related [flat|nested] 2+ messages in thread
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2011-05-04 19:41 [PATCH 1/2] rt2x00: Initial support for RT5370 USB devices Ivo van Doorn
2011-05-04 19:42 ` [PATCH 2/2] rt2x00: Fix transfer speed regression for USB hardware Ivo van Doorn
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