target/linux/layerscape/patches-5.4/701-net-0082-sdk_dpaa-ls1043a-errata-move-comment.patch

   1 From 182afda3f2537022ac2e0b7f421977ba96ce864e Mon Sep 17 00:00:00 2001
   2 From: Camelia Groza <camelia.groza@nxp.com>
   3 Date: Mon, 17 Sep 2018 12:44:51 +0300
   4 Subject: [PATCH] sdk_dpaa: ls1043a errata: move comment
   5
   6 Signed-off-by: Camelia Groza <camelia.groza@nxp.com>
   7 ---
   8  drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth.h    | 3 +++
   9  drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth_sg.c | 3 ---
  10  2 files changed, 3 insertions(+), 3 deletions(-)
  11
  12 --- a/drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth.h
  13 +++ b/drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth.h
  14 @@ -682,6 +682,9 @@ extern bool dpaa_errata_a010022; /* SoC
  15  #define HAS_DMA_ISSUE(start, size) \
  16         (((uintptr_t)(start) + (size)) > \
  17          (((uintptr_t)(start) + 0x1000) & ~0xFFF))
  18 +/* The headroom needs to accommodate our private data (64 bytes) but
  19 + * we reserve 256 bytes instead to guarantee 256 data alignment.
  20 + */
  21  #define DPAA_A010022_HEADROOM  256
  22  #endif  /* !CONFIG_PPC */
  23
  24 --- a/drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth_sg.c
  25 +++ b/drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth_sg.c
  26 @@ -823,9 +823,6 @@ static struct sk_buff *a010022_realign_s
  27         struct page *npage;
  28         void *npage_addr;
  29
  30 -       /* The headroom needs to accommodate our private data (64 bytes) but
  31 -        * we reserve 256 bytes instead to guarantee 256 data alignment.
  32 -        */
  33         headroom = DPAA_A010022_HEADROOM;
  34
  35         /* For the new skb we only need the old one's data (both non-paged and