en:users:drivers:carl9170
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en:users:drivers:carl9170 [2015/01/26 09:49] 127.0.0.1 external edit |
en:users:drivers:carl9170 [2015/01/30 12:50] Christian Lamparter [General FAQ] Fix formatting |
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| A [[http://git.kernel.org/?p=linux/kernel/git/chr/carl9170fw.git;a=commitdiff;h=39be7dc384e0dd45dc36b4b517fd9fae874b06f0|known problem]] is that hardware can not support [[http://en.wikipedia.org/wiki/IEEE_802.11n-2009#Frame_aggregation|frame aggregation]] and [[http://en.wikipedia.org/wiki/Wireless_Multimedia_Extensions|QoS]] at the same time, meaning the device is not suitable for any serious 802.11n setup. Also the hardware crypto has some serious trouble with encrypting/deciphering at high throughput, therefore if possible use 'nohwcrypt=1' as a workaround. | A [[http://git.kernel.org/?p=linux/kernel/git/chr/carl9170fw.git;a=commitdiff;h=39be7dc384e0dd45dc36b4b517fd9fae874b06f0|known problem]] is that hardware can not support [[http://en.wikipedia.org/wiki/IEEE_802.11n-2009#Frame_aggregation|frame aggregation]] and [[http://en.wikipedia.org/wiki/Wireless_Multimedia_Extensions|QoS]] at the same time, meaning the device is not suitable for any serious 802.11n setup. Also the hardware crypto has some serious trouble with encrypting/deciphering at high throughput, therefore if possible use 'nohwcrypt=1' as a workaround. | ||
| - | |Hardware|--colspan=2--Problem|--colspan=2--Solution?| | + | |Hardware|Problem|Solution?| |
| - | |**BCM4313**|--colspan=2--//Hardware incompatibility//|--colspan=2--//replace hardware//| | + | |**BCM4313**|//Hardware incompatibility//|//replace hardware//| |
| - | |**Any Intel N Wifi Link**|--colspan=2--//Aggregation stalls//|--colspan=2--//driver workaround//| | + | |**Any Intel N Wifi Link**|//Aggregation stalls//|//driver workaround//| |
| - | |**RT28xx/RT3xxx**|--colspan=2--//Random disconnects//|--colspan=2--//?//| | + | |**RT28xx/RT3xxx**|//Random disconnects//|//?//| |
| See [[en/users/Drivers/carl9170|Contact]], if you want to report issues with specific setups. | See [[en/users/Drivers/carl9170|Contact]], if you want to report issues with specific setups. | ||
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| Alternately you can download the GPLv2 Firmware binary from here (rename to carl9170-1.fw): | Alternately you can download the GPLv2 Firmware binary from here (rename to carl9170-1.fw): | ||
| - | |--colspan=2--**for Kernel**|--colspan=2--**Firmware Version**|--colspan=2--**Download Link**| | + | |**for Kernel**|**Firmware Version**|**Download Link**| |
| - | |--colspan=2--//Linux 2.6.x and 3.0//|--colspan=2--//1.9.2//|--colspan=2--//[[carl9170-1.fw-1.9.2|carl9170-1.fw-1.9.2]]//| | + | |//Linux 2.6.x and 3.0//|//1.9.2//|//[[carl9170-1.fw-1.9.2|carl9170-1.fw-1.9.2]]//| |
| - | |--colspan=2--//Linux 3.1 and newer//|--colspan=2--//1.9.9//|--colspan=2--//[[carl9170-1.fw-1.9.9|carl9170-1.fw-1.9.9]]//| | + | |//Linux 3.1 and newer//|-//1.9.9//|//[[carl9170-1.fw-1.9.9|carl9170-1.fw-1.9.9]]//| |
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| ==== General FAQ ==== | ==== General FAQ ==== | ||
| - | **Can I use newer carl9170 firmwares with any old carl9170 driver, or vice versa?** | + | * ** Can I use newer carl9170 firmwares with any old carl9170 driver, or vice versa? ** |
| - | * Depends on the combination. But the driver will evaluate, if it can safely support the firmware, or reject it. **Can I use the new carl9170 firmware with driver like otus or ar9170usb?** | + | * Depends on the combination. But the driver will evaluate, if it can safely support the firmware, or reject it. |
| - | * No. **Does the driver support the original firmwares?** | + | |
| - | * No. **I don't need HT, how do I disable it?** | + | * **Can I use the new carl9170 firmware with driver like otus or ar9170usb?** |
| - | * Through a module parameter. 'noht=1' **How can I disable the hardware crypto?** | + | * No. |
| - | * Through a module parameter. 'nohwcrypt=1' | + | |
| + | * **Does the driver support the original firmwares?** | ||
| + | * No. | ||
| + | |||
| + | * **I don't need HT, how do I disable it?** | ||
| + | * Through a module parameter. 'noht=1' | ||
| + | |||
| + | * **How can I disable the hardware crypto?** | ||
| + | * Through a module parameter. 'nohwcrypt=1' | ||
| ==== Recovery FAQ ==== | ==== Recovery FAQ ==== | ||
en/users/drivers/carl9170.txt · Last modified: 2015/01/30 13:01 by Christian Lamparter
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