target/linux/layerscape/patches-5.4/701-net-0014-dpa_eth-remove-unused-code.patch

   1 From fb2390ac7b8fc635bc136a400419fd3eec1d006f Mon Sep 17 00:00:00 2001
   2 From: Madalin Bucur <madalin.bucur@nxp.com>
   3 Date: Wed, 7 Jun 2017 16:10:34 +0300
   4 Subject: [PATCH] dpa_eth: remove unused code
   5
   6 Signed-off-by: Madalin Bucur <madalin.bucur@nxp.com>
   7 ---
   8  .../ethernet/freescale/sdk_dpaa/dpaa_eth_base.c    | 58 ----------------------
   9  .../ethernet/freescale/sdk_dpaa/dpaa_eth_base.h    |  1 -
  10  2 files changed, 59 deletions(-)
  11
  12 --- a/drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth_base.c
  13 +++ b/drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth_base.c
  14 @@ -165,64 +165,6 @@ _return_of_node_put:
  15  }
  16  EXPORT_SYMBOL(dpa_bp_probe);
  17
  18 -int dpa_bp_shared_port_seed(struct dpa_bp *bp)
  19 -{
  20 -       void __iomem **ptr;
  21 -
  22 -       /* In MAC-less and Shared-MAC scenarios the physical
  23 -        * address of the buffer pool in device tree is set
  24 -        * to 0 to specify that another entity (USDPAA) will
  25 -        * allocate and seed the buffers
  26 -        */
  27 -       if (!bp->paddr)
  28 -               return 0;
  29 -
  30 -       /* allocate memory region for buffers */
  31 -       devm_request_mem_region(bp->dev, bp->paddr,
  32 -                       bp->size * bp->config_count, KBUILD_MODNAME);
  33 -       /* managed ioremap unmapping */
  34 -       ptr = devres_alloc(devm_ioremap_release, sizeof(*ptr), GFP_KERNEL);
  35 -       if (!ptr)
  36 -               return -EIO;
  37 -#ifndef CONFIG_PPC
  38 -       bp->vaddr = ioremap_cache_ns(bp->paddr, bp->size * bp->config_count);
  39 -#else
  40 -       bp->vaddr = ioremap_prot(bp->paddr, bp->size * bp->config_count, 0);
  41 -#endif
  42 -       if (bp->vaddr == NULL) {
  43 -               pr_err("Could not map memory for pool %d\n", bp->bpid);
  44 -               devres_free(ptr);
  45 -               return -EIO;
  46 -       }
  47 -       *ptr = bp->vaddr;
  48 -       devres_add(bp->dev, ptr);
  49 -
  50 -       /* seed pool with buffers from that memory region */
  51 -       if (bp->seed_pool) {
  52 -               int count = bp->target_count;
  53 -               dma_addr_t addr = bp->paddr;
  54 -
  55 -               while (count) {
  56 -                       struct bm_buffer bufs[8];
  57 -                       uint8_t num_bufs = 0;
  58 -
  59 -                       do {
  60 -                               BUG_ON(addr > 0xffffffffffffull);
  61 -                               bufs[num_bufs].bpid = bp->bpid;
  62 -                               bm_buffer_set64(&bufs[num_bufs++], addr);
  63 -                               addr += bp->size;
  64 -
  65 -                       } while (--count && (num_bufs < 8));
  66 -
  67 -                       while (bman_release(bp->pool, bufs, num_bufs, 0))
  68 -                               cpu_relax();
  69 -               }
  70 -       }
  71 -
  72 -       return 0;
  73 -}
  74 -EXPORT_SYMBOL(dpa_bp_shared_port_seed);
  75 -
  76  int dpa_bp_create(struct net_device *net_dev, struct dpa_bp *dpa_bp,
  77                 size_t count)
  78  {
  79 --- a/drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth_base.h
  80 +++ b/drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth_base.h
  81 @@ -45,6 +45,5 @@ struct dpa_bp * __cold __must_check /* _
  82  dpa_bp_probe(struct platform_device *_of_dev, size_t *count);
  83  int dpa_bp_create(struct net_device *net_dev, struct dpa_bp *dpa_bp,
  84                 size_t count);
  85 -int dpa_bp_shared_port_seed(struct dpa_bp *bp);
  86
  87  #endif /* __DPAA_ETH_BASE_H */