From 07de32655bb4e4518cdb8ce4e2e0d6ed49f2ceb0 Mon Sep 17 00:00:00 2001 From: Vladimir Oltean Date: Wed, 12 Apr 2023 15:47:32 +0300 Subject: net: mscc: ocelot: debugging print for statistics regions To make it easier to debug future issues with statistics counters not getting aggregated properly into regions, like what happened in commit 6acc72a43eac ("net: mscc: ocelot: fix stats region batching"), add some dev_dbg() prints which show the regions that were dynamically determined. Signed-off-by: Vladimir Oltean Reviewed-by: Jacob Keller Signed-off-by: Jakub Kicinski --- drivers/net/ethernet/mscc/ocelot_stats.c | 9 +++++++++ 1 file changed, 9 insertions(+) (limited to 'drivers/net/ethernet/mscc') diff --git a/drivers/net/ethernet/mscc/ocelot_stats.c b/drivers/net/ethernet/mscc/ocelot_stats.c index d0e6cd8dbe5c..b50d9d9f8023 100644 --- a/drivers/net/ethernet/mscc/ocelot_stats.c +++ b/drivers/net/ethernet/mscc/ocelot_stats.c @@ -925,6 +925,15 @@ static int ocelot_prepare_stats_regions(struct ocelot *ocelot) } list_for_each_entry(region, &ocelot->stats_regions, node) { + enum ocelot_target target; + u32 addr; + + ocelot_reg_to_target_addr(ocelot, region->base, &target, + &addr); + + dev_dbg(ocelot->dev, + "region of %d contiguous counters starting with SYS:STAT:CNT[0x%03x]\n", + region->count, addr / 4); region->buf = devm_kcalloc(ocelot->dev, region->count, sizeof(*region->buf), GFP_KERNEL); if (!region->buf) -- cgit