[Intel-wired-lan] [PATCH v2 2/6] ethtool: move cmdline_coalesce out of do_scoalesce
Nicholas Nunley
nicholas.d.nunley at intel.com
Mon Feb 4 21:12:04 UTC 2019
Move the definition of cmdline_coalesce out of do_scoalesce and into a
macro so it can be resused across functions.
No behavior change.
Based on patch by Kan Liang <kan.liang at intel.com>
Signed-off-by: Nicholas Nunley <nicholas.d.nunley at intel.com>
---
ethtool.c | 142 ++++++++++++++++++++++++++++++++------------------------------
1 file changed, 74 insertions(+), 68 deletions(-)
diff --git a/ethtool.c b/ethtool.c
index 8b7c224..af266c5 100644
--- a/ethtool.c
+++ b/ethtool.c
@@ -2098,78 +2098,84 @@ static int do_gcoalesce(struct cmd_context *ctx)
return 0;
}
+#define DECLARE_COALESCE_OPTION_VARS() \
+ 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
+
+#define COALESCE_CMDLINE_INFO(__ecoal) \
+{ \
+ { "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 }, \
+}
+
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 },
- };
+ DECLARE_COALESCE_OPTION_VARS();
+ struct cmdline_info cmdline_coalesce[] = COALESCE_CMDLINE_INFO(ecoal);
int err, changed = 0;
parse_generic_cmdline(ctx, &gcoalesce_changed,
--
2.14.4
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