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Tue, 12 Dec 2017 03:12:02 -0700 From: Nikhil Agarwal To: CC: , , Date: Tue, 12 Dec 2017 15:38:25 +0530 Message-ID: <20171212100826.20550-3-nikhil.agarwal@linaro.org> X-Mailer: git-send-email 2.9.3 In-Reply-To: <20171212100826.20550-1-nikhil.agarwal@linaro.org> References: <20171212100826.20550-1-nikhil.agarwal@linaro.org> X-EOPAttributedMessage: 0 X-Matching-Connectors: 131575471185944838; (91ab9b29-cfa4-454e-5278-08d120cd25b8); () X-Forefront-Antispam-Report: CIP:192.88.168.50; IPV:NLI; CTRY:US; EFV:NLI; SFV:NSPM; SFS:(10009020)(7966004)(336005)(376002)(346002)(39860400002)(39380400002)(2980300002)(189003)(199004)(36756003)(68736007)(51416003)(104016004)(498600001)(50466002)(5660300001)(6666003)(48376002)(2950100002)(6916009)(53936002)(97736004)(81166006)(81156014)(8676002)(4326008)(356003)(305945005)(2351001)(106466001)(105596002)(50226002)(54906003)(16586007)(1076002)(2906002)(316002)(86362001)(76176011)(8936002)(77096006)(47776003)(8656006); DIR:OUT; SFP:1101; SCL:1; SRVR:BN3PR03MB2354; 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Ip=[192.88.168.50]; Helo=[tx30smr01.am.freescale.net] X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: BN3PR03MB2354 Subject: [dpdk-dev] [PATCH 3/4] examples/l3fwd-power: replace desc done with Rx queue count X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" HW queue based platforms may not support descriptor done API. This patch changes the usages to rx_queue_count API, which is more generic. Signed-off-by: Nikhil Agarwal --- examples/l3fwd-power/main.c | 10 ++++------ 1 file changed, 4 insertions(+), 6 deletions(-) -- 2.7.4 Acked-by: David Hunt diff --git a/examples/l3fwd-power/main.c b/examples/l3fwd-power/main.c index 50c3702..4ddd04c 100644 --- a/examples/l3fwd-power/main.c +++ b/examples/l3fwd-power/main.c @@ -755,6 +755,7 @@ power_freq_scaleup_heuristic(unsigned lcore_id, uint16_t port_id, uint16_t queue_id) { + uint32_t rxq_count = rte_eth_rx_queue_count(port_id, queue_id); /** * HW Rx queue size is 128 by default, Rx burst read at maximum 32 entries * per iteration @@ -766,15 +767,12 @@ power_freq_scaleup_heuristic(unsigned lcore_id, #define FREQ_UP_TREND2_ACC 100 #define FREQ_UP_THRESHOLD 10000 - if (likely(rte_eth_rx_descriptor_done(port_id, queue_id, - FREQ_GEAR3_RX_PACKET_THRESHOLD) > 0)) { + if (likely(rxq_count > FREQ_GEAR3_RX_PACKET_THRESHOLD)) { stats[lcore_id].trend = 0; return FREQ_HIGHEST; - } else if (likely(rte_eth_rx_descriptor_done(port_id, queue_id, - FREQ_GEAR2_RX_PACKET_THRESHOLD) > 0)) + } else if (likely(rxq_count > FREQ_GEAR2_RX_PACKET_THRESHOLD)) stats[lcore_id].trend += FREQ_UP_TREND2_ACC; - else if (likely(rte_eth_rx_descriptor_done(port_id, queue_id, - FREQ_GEAR1_RX_PACKET_THRESHOLD) > 0)) + else if (likely(rxq_count > FREQ_GEAR1_RX_PACKET_THRESHOLD)) stats[lcore_id].trend += FREQ_UP_TREND1_ACC; if (likely(stats[lcore_id].trend > FREQ_UP_THRESHOLD)) {