From b92084ba545b73933ca179d46fe11801f7f9d349 Mon Sep 17 00:00:00 2001 From: Janne Huttunen Date: Thu, 13 Aug 2015 16:21:37 +0300 Subject: [PATCH] MIPS: Octeon: Configure minimum PKO packet sizes on CN68XX CN68XX has common minimum packet size filters that need to be configured for the traffic to work. Just set them to a default value. Signed-off-by: Janne Huttunen Signed-off-by: Aaro Koskinen Acked-by: David Daney Cc: David Daney Cc: linux-mips@linux-mips.org Cc: Janne Huttunen Cc: Aaro Koskinen Cc: Greg Kroah-Hartman Cc: devel@driverdev.osuosl.org Patchwork: https://patchwork.linux-mips.org/patch/10963/ Signed-off-by: Ralf Baechle --- arch/mips/cavium-octeon/executive/cvmx-helper.c | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/arch/mips/cavium-octeon/executive/cvmx-helper.c b/arch/mips/cavium-octeon/executive/cvmx-helper.c index ed4816c283f0..376701f41cc2 100644 --- a/arch/mips/cavium-octeon/executive/cvmx-helper.c +++ b/arch/mips/cavium-octeon/executive/cvmx-helper.c @@ -658,6 +658,21 @@ static int __cvmx_helper_global_setup_pko(void) fau_to.s.tout_val = 0xfff; fau_to.s.tout_enb = 0; cvmx_write_csr(CVMX_IOB_FAU_TIMEOUT, fau_to.u64); + + if (OCTEON_IS_MODEL(OCTEON_CN68XX)) { + union cvmx_pko_reg_min_pkt min_pkt; + + min_pkt.u64 = 0; + min_pkt.s.size1 = 59; + min_pkt.s.size2 = 59; + min_pkt.s.size3 = 59; + min_pkt.s.size4 = 59; + min_pkt.s.size5 = 59; + min_pkt.s.size6 = 59; + min_pkt.s.size7 = 59; + cvmx_write_csr(CVMX_PKO_REG_MIN_PKT, min_pkt.u64); + } + return 0; }