From c0e467ab283f34ae85e7037ee4cc5e0050db3dd6 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Tomasz=20W=C5=82ostowski?= <tomasz.wlostowski@cern.ch>
Date: Tue, 21 May 2013 15:19:14 +0200
Subject: [PATCH] dev/minic.c: mark timed out TX timestamps as invalid
Signed-off-by: Grzegorz Daniluk <grzegorz.daniluk@cern.ch>
---
dev/minic.c | 15 +++++++++++----
1 file changed, 11 insertions(+), 4 deletions(-)
diff --git a/dev/minic.c b/dev/minic.c
index da3ddc729..79c061ddb 100644
--- a/dev/minic.c
+++ b/dev/minic.c
@@ -338,17 +338,24 @@ int minic_tx_frame(uint8_t * hdr, uint8_t * payload, uint32_t size,
uint32_t nsec;
/* wait for the timestamp */
- for (i = 0; i < 1000; ++i) {
+ for (i = 0; i < 100; ++i) {
mcr = minic_readl(MINIC_REG_MCR);
if ((mcr & MINIC_MCR_TX_TS_READY) != 0) break;
timer_delay(1);
}
- if (i == 1000)
+ ts_valid = 1;
+
+ if (i == 100)
+ {
mprintf("Warning: tx timestamp never became available\n");
+ ts_valid = 0;
+ }
+
- ts_valid = (uint8_t)(minic_readl(MINIC_REG_TSR0)
- & MINIC_TSR0_VALID);
+ if(ts_valid)
+ ts_valid = (uint8_t)(minic_readl(MINIC_REG_TSR0)
+ & MINIC_TSR0_VALID);
raw_ts = minic_readl(MINIC_REG_TSR1);
fid = MINIC_TSR0_FID_R(minic_readl(MINIC_REG_TSR0));
--
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