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iwlwifi: pcie: make sure packet arrived to destined queue 

Add a warning in case packet didn't end up in the HW
destined queue.

Signed-off-by: Sara Sharon <sara.sharon@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
hifive-unleashed-5.1
Sara Sharon 2016-04-21 20:15:40 +03:00 committed by Luca Coelho
parent 630443355a
commit ab2e696bd2
2 changed files with 10 additions and 1 deletions
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8
drivers/net/wireless/intel/iwlwifi/iwl-trans.h
View File

@ -212,6 +212,8 @@ struct iwl_cmd_header_wide {
#define FH_RSCSR_FRAME_INVALID 0x55550000
#define FH_RSCSR_FRAME_ALIGN 0x40
#define FH_RSCSR_RPA_EN BIT(25)
#define FH_RSCSR_RXQ_POS 16
#define FH_RSCSR_RXQ_MASK 0x3F0000
struct iwl_rx_packet {
/*
@ -223,7 +225,11 @@ struct iwl_rx_packet {
* 29: flag fast IRQ request
* 28-26: Reserved
* 25: Offload enabled
* 24-14: Reserved
* 24: RPF enabled
* 23: RSS enabled
* 22: Checksum enabled
* 21-16: RX queue
* 15-14: Reserved
* 13-00: RX frame size
*/
__le32 len_n_flags;

3
drivers/net/wireless/intel/iwlwifi/pcie/rx.c
View File

@ -1104,6 +1104,9 @@ static void iwl_pcie_rx_handle_rb(struct iwl_trans *trans,
if (pkt->len_n_flags == cpu_to_le32(FH_RSCSR_FRAME_INVALID))
break;
WARN_ON((le32_to_cpu(pkt->len_n_flags) & FH_RSCSR_RXQ_MASK) >>
FH_RSCSR_RXQ_POS != rxq->id);
IWL_DEBUG_RX(trans,
"cmd at offset %d: %s (0x%.2x, seq 0x%x)\n",
rxcb._offset,