target/linux/layerscape/patches-5.4/701-net-0109-sdk_dpaa-remove-the-QM_FQCTRL_PREFERINCACHE-flag.patch

   1 From 3cf2ff1c53b41c60fcb7667a11c4947fe5136de7 Mon Sep 17 00:00:00 2001
   2 From: Madalin Bucur <madalin.bucur@nxp.com>
   3 Date: Thu, 7 Mar 2019 16:33:37 +0200
   4 Subject: [PATCH] sdk_dpaa: remove the QM_FQCTRL_PREFERINCACHE flag
   5
   6 Only a limited number of FQs can be in the cache, setting the
   7 QM_FQCTRL_PREFERINCACHE flag for all FQs is not useful.
   8
   9 Signed-off-by: Madalin Bucur <madalin.bucur@nxp.com>
  10 ---
  11  drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth_common.c | 2 --
  12  1 file changed, 2 deletions(-)
  13
  14 --- a/drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth_common.c
  15 +++ b/drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth_common.c
  16 @@ -1237,8 +1237,6 @@ int dpa_fq_init(struct dpa_fq *dpa_fq, b
  17                 memset(&initfq, 0, sizeof(initfq));
  18
  19                 initfq.we_mask = QM_INITFQ_WE_FQCTRL;
  20 -               /* FIXME: why would we want to keep an empty FQ in cache? */
  21 -               initfq.fqd.fq_ctrl = QM_FQCTRL_PREFERINCACHE;
  22
  23                 /* Try to reduce the number of portal interrupts for
  24                  * Tx Confirmation FQs.