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Message-Id: <1457947807-4804-2-git-send-email-kan.liang@intel.com>
Date: Mon, 14 Mar 2016 02:30:04 -0700
From: kan.liang@...el.com
To: bwh@...nel.org
Cc: davem@...emloft.net, nicolas.dichtel@...nd.com,
ben@...adent.org.uk, jesse.brandeburg@...el.com,
andi@...stfloor.org, netdev@...r.kernel.org,
Kan Liang <kan.liang@...el.com>
Subject: [PATCH 2/5] ethtool: move cmdline_coalesce out of do_scoalesce
From: Kan Liang <kan.liang@...el.com>
Moving cmdline_coalesce out of do_scoalesce, so it can be shared with
other functions.
No behavior change.
Signed-off-by: Kan Liang <kan.liang@...el.com>
---
ethtool.c | 147 +++++++++++++++++++++++++++++++-------------------------------
1 file changed, 74 insertions(+), 73 deletions(-)
diff --git a/ethtool.c b/ethtool.c
index bd0583c..86724a2 100644
--- a/ethtool.c
+++ b/ethtool.c
@@ -1883,85 +1883,86 @@ static int do_gcoalesce(struct cmd_context *ctx)
return 0;
}
+static struct ethtool_coalesce s_ecoal;
+static s32 coal_stats_wanted = -1;
+static int coal_adaptive_rx_wanted = -1;
+static int coal_adaptive_tx_wanted = -1;
+static s32 coal_sample_rate_wanted = -1;
+static s32 coal_pkt_rate_low_wanted = -1;
+static s32 coal_pkt_rate_high_wanted = -1;
+static s32 coal_rx_usec_wanted = -1;
+static s32 coal_rx_frames_wanted = -1;
+static s32 coal_rx_usec_irq_wanted = -1;
+static s32 coal_rx_frames_irq_wanted = -1;
+static s32 coal_tx_usec_wanted = -1;
+static s32 coal_tx_frames_wanted = -1;
+static s32 coal_tx_usec_irq_wanted = -1;
+static s32 coal_tx_frames_irq_wanted = -1;
+static s32 coal_rx_usec_low_wanted = -1;
+static s32 coal_rx_frames_low_wanted = -1;
+static s32 coal_tx_usec_low_wanted = -1;
+static s32 coal_tx_frames_low_wanted = -1;
+static s32 coal_rx_usec_high_wanted = -1;
+static s32 coal_rx_frames_high_wanted = -1;
+static s32 coal_tx_usec_high_wanted = -1;
+static s32 coal_tx_frames_high_wanted = -1;
+
+static struct cmdline_info cmdline_coalesce[] = {
+ { "adaptive-rx", CMDL_BOOL, &coal_adaptive_rx_wanted,
+ &s_ecoal.use_adaptive_rx_coalesce },
+ { "adaptive-tx", CMDL_BOOL, &coal_adaptive_tx_wanted,
+ &s_ecoal.use_adaptive_tx_coalesce },
+ { "sample-interval", CMDL_S32, &coal_sample_rate_wanted,
+ &s_ecoal.rate_sample_interval },
+ { "stats-block-usecs", CMDL_S32, &coal_stats_wanted,
+ &s_ecoal.stats_block_coalesce_usecs },
+ { "pkt-rate-low", CMDL_S32, &coal_pkt_rate_low_wanted,
+ &s_ecoal.pkt_rate_low },
+ { "pkt-rate-high", CMDL_S32, &coal_pkt_rate_high_wanted,
+ &s_ecoal.pkt_rate_high },
+ { "rx-usecs", CMDL_S32, &coal_rx_usec_wanted,
+ &s_ecoal.rx_coalesce_usecs },
+ { "rx-frames", CMDL_S32, &coal_rx_frames_wanted,
+ &s_ecoal.rx_max_coalesced_frames },
+ { "rx-usecs-irq", CMDL_S32, &coal_rx_usec_irq_wanted,
+ &s_ecoal.rx_coalesce_usecs_irq },
+ { "rx-frames-irq", CMDL_S32, &coal_rx_frames_irq_wanted,
+ &s_ecoal.rx_max_coalesced_frames_irq },
+ { "tx-usecs", CMDL_S32, &coal_tx_usec_wanted,
+ &s_ecoal.tx_coalesce_usecs },
+ { "tx-frames", CMDL_S32, &coal_tx_frames_wanted,
+ &s_ecoal.tx_max_coalesced_frames },
+ { "tx-usecs-irq", CMDL_S32, &coal_tx_usec_irq_wanted,
+ &s_ecoal.tx_coalesce_usecs_irq },
+ { "tx-frames-irq", CMDL_S32, &coal_tx_frames_irq_wanted,
+ &s_ecoal.tx_max_coalesced_frames_irq },
+ { "rx-usecs-low", CMDL_S32, &coal_rx_usec_low_wanted,
+ &s_ecoal.rx_coalesce_usecs_low },
+ { "rx-frames-low", CMDL_S32, &coal_rx_frames_low_wanted,
+ &s_ecoal.rx_max_coalesced_frames_low },
+ { "tx-usecs-low", CMDL_S32, &coal_tx_usec_low_wanted,
+ &s_ecoal.tx_coalesce_usecs_low },
+ { "tx-frames-low", CMDL_S32, &coal_tx_frames_low_wanted,
+ &s_ecoal.tx_max_coalesced_frames_low },
+ { "rx-usecs-high", CMDL_S32, &coal_rx_usec_high_wanted,
+ &s_ecoal.rx_coalesce_usecs_high },
+ { "rx-frames-high", CMDL_S32, &coal_rx_frames_high_wanted,
+ &s_ecoal.rx_max_coalesced_frames_high },
+ { "tx-usecs-high", CMDL_S32, &coal_tx_usec_high_wanted,
+ &s_ecoal.tx_coalesce_usecs_high },
+ { "tx-frames-high", CMDL_S32, &coal_tx_frames_high_wanted,
+ &s_ecoal.tx_max_coalesced_frames_high },
+};
static int do_scoalesce(struct cmd_context *ctx)
{
- struct ethtool_coalesce ecoal;
int gcoalesce_changed = 0;
- s32 coal_stats_wanted = -1;
- int coal_adaptive_rx_wanted = -1;
- int coal_adaptive_tx_wanted = -1;
- s32 coal_sample_rate_wanted = -1;
- s32 coal_pkt_rate_low_wanted = -1;
- s32 coal_pkt_rate_high_wanted = -1;
- s32 coal_rx_usec_wanted = -1;
- s32 coal_rx_frames_wanted = -1;
- s32 coal_rx_usec_irq_wanted = -1;
- s32 coal_rx_frames_irq_wanted = -1;
- s32 coal_tx_usec_wanted = -1;
- s32 coal_tx_frames_wanted = -1;
- s32 coal_tx_usec_irq_wanted = -1;
- s32 coal_tx_frames_irq_wanted = -1;
- s32 coal_rx_usec_low_wanted = -1;
- s32 coal_rx_frames_low_wanted = -1;
- s32 coal_tx_usec_low_wanted = -1;
- s32 coal_tx_frames_low_wanted = -1;
- s32 coal_rx_usec_high_wanted = -1;
- s32 coal_rx_frames_high_wanted = -1;
- s32 coal_tx_usec_high_wanted = -1;
- s32 coal_tx_frames_high_wanted = -1;
- struct cmdline_info cmdline_coalesce[] = {
- { "adaptive-rx", CMDL_BOOL, &coal_adaptive_rx_wanted,
- &ecoal.use_adaptive_rx_coalesce },
- { "adaptive-tx", CMDL_BOOL, &coal_adaptive_tx_wanted,
- &ecoal.use_adaptive_tx_coalesce },
- { "sample-interval", CMDL_S32, &coal_sample_rate_wanted,
- &ecoal.rate_sample_interval },
- { "stats-block-usecs", CMDL_S32, &coal_stats_wanted,
- &ecoal.stats_block_coalesce_usecs },
- { "pkt-rate-low", CMDL_S32, &coal_pkt_rate_low_wanted,
- &ecoal.pkt_rate_low },
- { "pkt-rate-high", CMDL_S32, &coal_pkt_rate_high_wanted,
- &ecoal.pkt_rate_high },
- { "rx-usecs", CMDL_S32, &coal_rx_usec_wanted,
- &ecoal.rx_coalesce_usecs },
- { "rx-frames", CMDL_S32, &coal_rx_frames_wanted,
- &ecoal.rx_max_coalesced_frames },
- { "rx-usecs-irq", CMDL_S32, &coal_rx_usec_irq_wanted,
- &ecoal.rx_coalesce_usecs_irq },
- { "rx-frames-irq", CMDL_S32, &coal_rx_frames_irq_wanted,
- &ecoal.rx_max_coalesced_frames_irq },
- { "tx-usecs", CMDL_S32, &coal_tx_usec_wanted,
- &ecoal.tx_coalesce_usecs },
- { "tx-frames", CMDL_S32, &coal_tx_frames_wanted,
- &ecoal.tx_max_coalesced_frames },
- { "tx-usecs-irq", CMDL_S32, &coal_tx_usec_irq_wanted,
- &ecoal.tx_coalesce_usecs_irq },
- { "tx-frames-irq", CMDL_S32, &coal_tx_frames_irq_wanted,
- &ecoal.tx_max_coalesced_frames_irq },
- { "rx-usecs-low", CMDL_S32, &coal_rx_usec_low_wanted,
- &ecoal.rx_coalesce_usecs_low },
- { "rx-frames-low", CMDL_S32, &coal_rx_frames_low_wanted,
- &ecoal.rx_max_coalesced_frames_low },
- { "tx-usecs-low", CMDL_S32, &coal_tx_usec_low_wanted,
- &ecoal.tx_coalesce_usecs_low },
- { "tx-frames-low", CMDL_S32, &coal_tx_frames_low_wanted,
- &ecoal.tx_max_coalesced_frames_low },
- { "rx-usecs-high", CMDL_S32, &coal_rx_usec_high_wanted,
- &ecoal.rx_coalesce_usecs_high },
- { "rx-frames-high", CMDL_S32, &coal_rx_frames_high_wanted,
- &ecoal.rx_max_coalesced_frames_high },
- { "tx-usecs-high", CMDL_S32, &coal_tx_usec_high_wanted,
- &ecoal.tx_coalesce_usecs_high },
- { "tx-frames-high", CMDL_S32, &coal_tx_frames_high_wanted,
- &ecoal.tx_max_coalesced_frames_high },
- };
int err, changed = 0;
parse_generic_cmdline(ctx, &gcoalesce_changed,
cmdline_coalesce, ARRAY_SIZE(cmdline_coalesce));
- ecoal.cmd = ETHTOOL_GCOALESCE;
- err = send_ioctl(ctx, &ecoal);
+ s_ecoal.cmd = ETHTOOL_GCOALESCE;
+ err = send_ioctl(ctx, &s_ecoal);
if (err) {
perror("Cannot get device coalesce settings");
return 76;
@@ -1975,8 +1976,8 @@ static int do_scoalesce(struct cmd_context *ctx)
return 80;
}
- ecoal.cmd = ETHTOOL_SCOALESCE;
- err = send_ioctl(ctx, &ecoal);
+ s_ecoal.cmd = ETHTOOL_SCOALESCE;
+ err = send_ioctl(ctx, &s_ecoal);
if (err) {
perror("Cannot set device coalesce parameters");
return 81;
--
2.5.0
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