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From: Michal Krawczyk <mk@semihalf.com>
To: dev@dpdk.org
Cc: mw@semihalf.com, mba@semihalf.com, gtzalik@amazon.com,
	evgenys@amazon.com, igorch@amazon.com, ferruh.yigit@intel.com,
	arybchenko@solarflare.com, Michal Krawczyk <mk@semihalf.com>
Subject: [dpdk-dev] [PATCH v3 06/30] net/ena/base: remove conversion of the ind tbl
Date: Wed,  8 Apr 2020 10:28:57 +0200	[thread overview]
Message-ID: <20200408082921.31000-7-mk@semihalf.com> (raw)
In-Reply-To: <20200408082921.31000-1-mk@semihalf.com>

After the indirection table is being saved in the device, there is no
need to convert it back, as it's already saved in host_rss_ind_tbl
array.

As a result, the call to the ena_com_ind_tbl_convert_from_device() is
not needed.

Signed-off-by: Michal Krawczyk <mk@semihalf.com>
---
v3:
  * This patch was added - previously part of the v2-04

 drivers/net/ena/base/ena_com.c | 28 ----------------------------
 1 file changed, 28 deletions(-)

diff --git a/drivers/net/ena/base/ena_com.c b/drivers/net/ena/base/ena_com.c
index 04f5d21d6f..d500e1ddfb 100644
--- a/drivers/net/ena/base/ena_com.c
+++ b/drivers/net/ena/base/ena_com.c
@@ -1279,30 +1279,6 @@ static int ena_com_ind_tbl_convert_to_device(struct ena_com_dev *ena_dev)
 	return 0;
 }
 
-static int ena_com_ind_tbl_convert_from_device(struct ena_com_dev *ena_dev)
-{
-	u16 dev_idx_to_host_tbl[ENA_TOTAL_NUM_QUEUES] = { (u16)-1 };
-	struct ena_rss *rss = &ena_dev->rss;
-	u8 idx;
-	u16 i;
-
-	for (i = 0; i < ENA_TOTAL_NUM_QUEUES; i++)
-		dev_idx_to_host_tbl[ena_dev->io_sq_queues[i].idx] = i;
-
-	for (i = 0; i < 1 << rss->tbl_log_size; i++) {
-		if (rss->rss_ind_tbl[i].cq_idx > ENA_TOTAL_NUM_QUEUES)
-			return ENA_COM_INVAL;
-		idx = (u8)rss->rss_ind_tbl[i].cq_idx;
-
-		if (dev_idx_to_host_tbl[idx] > ENA_TOTAL_NUM_QUEUES)
-			return ENA_COM_INVAL;
-
-		rss->host_rss_ind_tbl[i] = dev_idx_to_host_tbl[idx];
-	}
-
-	return 0;
-}
-
 static int ena_com_init_interrupt_moderation_table(struct ena_com_dev *ena_dev)
 {
 	size_t size;
@@ -2735,10 +2711,6 @@ int ena_com_indirect_table_get(struct ena_com_dev *ena_dev, u32 *ind_tbl)
 	if (!ind_tbl)
 		return 0;
 
-	rc = ena_com_ind_tbl_convert_from_device(ena_dev);
-	if (unlikely(rc))
-		return rc;
-
 	for (i = 0; i < (1 << rss->tbl_log_size); i++)
 		ind_tbl[i] = rss->host_rss_ind_tbl[i];
 
-- 
2.20.1


  parent reply	other threads:[~2020-04-08  8:30 UTC|newest]

Thread overview: 36+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-04-08  8:28 [dpdk-dev] [PATCH v3 00/30] Update ENA driver to v2.1.0 Michal Krawczyk
2020-04-08  8:28 ` [dpdk-dev] [PATCH v3 01/30] net/ena: check if size of buffer is at least 1400B Michal Krawczyk
2020-04-08  8:28 ` [dpdk-dev] [PATCH v3 02/30] net/ena/base: make allocation macros thread-safe Michal Krawczyk
2020-04-08  8:28 ` [dpdk-dev] [PATCH v3 03/30] net/ena/base: prevent allocation of 0-sized memory Michal Krawczyk
2020-04-08  8:28 ` [dpdk-dev] [PATCH v3 04/30] net/ena/base: generate default, random RSS hash key Michal Krawczyk
2020-05-01 15:28   ` Ferruh Yigit
2020-05-01 22:56     ` David Christensen
2020-04-08  8:28 ` [dpdk-dev] [PATCH v3 05/30] net/ena/base: fix testing for supported hash func Michal Krawczyk
2020-04-08  8:28 ` Michal Krawczyk [this message]
2020-04-08  8:28 ` [dpdk-dev] [PATCH v3 07/30] net/ena/base: rework interrupt moderation Michal Krawczyk
2020-04-08  8:28 ` [dpdk-dev] [PATCH v3 08/30] net/ena/base: remove extra properties strings Michal Krawczyk
2020-04-08  8:29 ` [dpdk-dev] [PATCH v3 09/30] net/ena/base: add accelerated LLQ mode Michal Krawczyk
2020-04-08  8:29 ` [dpdk-dev] [PATCH v3 10/30] net/ena/base: fix documentation of the functions Michal Krawczyk
2020-04-08  8:29 ` [dpdk-dev] [PATCH v3 11/30] net/ena/base: fix indentation in cq polling Michal Krawczyk
2020-04-08  8:29 ` [dpdk-dev] [PATCH v3 12/30] net/ena/base: add error logs when preparing Tx Michal Krawczyk
2020-04-08  8:29 ` [dpdk-dev] [PATCH v3 13/30] net/ena/base: use 48-bit memory addresses in ena_com Michal Krawczyk
2020-04-08  8:29 ` [dpdk-dev] [PATCH v3 14/30] net/ena/base: fix types for printing timestamps Michal Krawczyk
2020-04-08  8:29 ` [dpdk-dev] [PATCH v3 15/30] net/ena/base: fix indentation of multiple defines Michal Krawczyk
2020-04-08  8:29 ` [dpdk-dev] [PATCH v3 16/30] net/ena/base: update gen date and commit Michal Krawczyk
2020-04-08  8:29 ` [dpdk-dev] [PATCH v3 17/30] net/ena: set IO ring size to the valid value Michal Krawczyk
2020-04-08  8:29 ` [dpdk-dev] [PATCH v3 18/30] net/ena: refactor getting IO queues capabilities Michal Krawczyk
2020-04-08  8:29 ` [dpdk-dev] [PATCH v3 19/30] net/ena: add support for large LLQ headers Michal Krawczyk
2020-04-08  8:29 ` [dpdk-dev] [PATCH v3 20/30] net/ena: remove memory barriers before doorbells Michal Krawczyk
2020-04-08  8:29 ` [dpdk-dev] [PATCH v3 21/30] net/ena: add Tx drops statistic Michal Krawczyk
2020-04-08  8:29 ` [dpdk-dev] [PATCH v3 22/30] net/ena: disable meta caching Michal Krawczyk
2020-04-08  8:29 ` [dpdk-dev] [PATCH v3 23/30] net/ena: refactor Rx path Michal Krawczyk
2020-04-08  8:29 ` [dpdk-dev] [PATCH v3 24/30] net/ena: rework getting number of available descs Michal Krawczyk
2020-04-08  8:29 ` [dpdk-dev] [PATCH v3 25/30] net/ena: limit refill threshold by fixed value Michal Krawczyk
2020-04-08  8:29 ` [dpdk-dev] [PATCH v3 26/30] net/ena: use macros for ring idx operations Michal Krawczyk
2020-04-08  8:29 ` [dpdk-dev] [PATCH v3 27/30] net/ena: refactor Tx path Michal Krawczyk
2020-04-08  8:29 ` [dpdk-dev] [PATCH v3 28/30] net/ena: reuse 0 length Rx descriptor Michal Krawczyk
2020-04-08  8:29 ` [dpdk-dev] [PATCH v3 29/30] doc: add notes on ENA usage on metal instances Michal Krawczyk
2020-04-08  8:29 ` [dpdk-dev] [PATCH v3 30/30] net/ena: update version of the driver to v2.1.0 Michal Krawczyk
2020-04-08 13:23 ` [dpdk-dev] [PATCH v3 00/30] Update ENA " Ferruh Yigit
2020-04-09 10:56   ` Michał Krawczyk
2020-04-09 11:40     ` Ferruh Yigit

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