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gianfar: Enable eTSEC-106 erratum w/a for MPC8548E Rev2

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Enable workaround for MPC8548E erratum eTSEC 106,
"Excess delays when transmitting TOE=1 large frames".
(see commit 53fad77375 "gianfar: Enable eTSEC-20 erratum w/a
for P2020 Rev1")

This erratum was fixed in Rev 3.1.x.

Signed-off-by: Atsushi Nemoto <nemoto@toshiba-tops.co.jp>
Acked-by: Claudiu Manoil <claudiu.manoil@freescale.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Atsushi Nemoto 2016-03-03 09:07:51 +09:00 committed by David S. Miller
parent 390fd4fa9f
commit 7bfc60822d
1 changed files with 3 additions and 1 deletions
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4
drivers/net/ethernet/freescale/gianfar.c
View file

@ -1111,8 +1111,10 @@ static void __gfar_detect_errata_85xx(struct gfar_private *priv)
if ((SVR_SOC_VER(svr) == SVR_8548) && (SVR_REV(svr) == 0x20)) if ((SVR_SOC_VER(svr) == SVR_8548) && (SVR_REV(svr) == 0x20))
priv->errata |= GFAR_ERRATA_12; priv->errata |= GFAR_ERRATA_12;
/* P2020/P1010 Rev 1; MPC8548 Rev 2 */
if (((SVR_SOC_VER(svr) == SVR_P2020) && (SVR_REV(svr) < 0x20)) || if (((SVR_SOC_VER(svr) == SVR_P2020) && (SVR_REV(svr) < 0x20)) ||
((SVR_SOC_VER(svr) == SVR_P2010) && (SVR_REV(svr) < 0x20))) ((SVR_SOC_VER(svr) == SVR_P2010) && (SVR_REV(svr) < 0x20)) ||
((SVR_SOC_VER(svr) == SVR_8548) && (SVR_REV(svr) < 0x31)))
priv->errata |= GFAR_ERRATA_76; /* aka eTSEC 20 */ priv->errata |= GFAR_ERRATA_76; /* aka eTSEC 20 */
} }
#endif #endif