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ath10k: Document alloc_frag_desc_for_data_pkt config option.

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This will help anyone trying to use the ack-rssi reporting
feature with the host-specified TX-rate option in 10.4 firmware.

Signed-off-by: Ben Greear <greearb@candelatech.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
This commit is contained in:
Ben Greear 2016-02-05 15:10:02 -08:00 committed by Kalle Valo
parent bddf59046d
commit 169ff6db3a
1 changed files with 6 additions and 1 deletions
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7
drivers/net/wireless/ath/ath10k/wmi.h
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@ -2661,9 +2661,14 @@ struct wmi_resource_config_10_4 {
*/
__le32 iphdr_pad_config;
/* qwrap configuration
/* qwrap configuration (bits 15-0)
* 1 - This is qwrap configuration
* 0 - This is not qwrap
*
* Bits 31-16 is alloc_frag_desc_for_data_pkt (1 enables, 0 disables)
* In order to get ack-RSSI reporting and to specify the tx-rate for
* individual frames, this option must be enabled. This uses an extra
* 4 bytes per tx-msdu descriptor, so don't enable it unless you need it.
*/
__le32 qwrap_config;
} __packed;