net: thunderx: Set CQ timer threshold properly
Properly set CQ timer threshold and also set it to 2us. With previous incorrect settings it was set to 0.5us which is too less. Signed-off-by: Sunil Goutham <sgoutham@cavium.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -120,10 +120,9 @@
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* Calculated for SCLK of 700Mhz
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* value written should be a 1/16th of what is expected
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*
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* 1 tick per 0.05usec = value of 2.2
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* This 10% would be covered in CQ timer thresh value
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* 1 tick per 0.025usec
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*/
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#define NICPF_CLK_PER_INT_TICK 2
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#define NICPF_CLK_PER_INT_TICK 1
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/* Time to wait before we decide that a SQ is stuck.
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*
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@ -592,7 +592,7 @@ void nicvf_cmp_queue_config(struct nicvf *nic, struct queue_set *qs,
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/* Set threshold value for interrupt generation */
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nicvf_queue_reg_write(nic, NIC_QSET_CQ_0_7_THRESH, qidx, cq->thresh);
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nicvf_queue_reg_write(nic, NIC_QSET_CQ_0_7_CFG2,
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qidx, nic->cq_coalesce_usecs);
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qidx, CMP_QUEUE_TIMER_THRESH);
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}
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/* Configures transmit queue */
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@ -76,7 +76,7 @@
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#define CMP_QSIZE CMP_QUEUE_SIZE2
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#define CMP_QUEUE_LEN (1ULL << (CMP_QSIZE + 10))
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#define CMP_QUEUE_CQE_THRESH 0
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#define CMP_QUEUE_TIMER_THRESH 220 /* 10usec */
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#define CMP_QUEUE_TIMER_THRESH 80 /* ~2usec */
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#define RBDR_SIZE RBDR_SIZE0
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#define RCV_BUF_COUNT (1ULL << (RBDR_SIZE + 13))
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