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Viewing changes to drivers/net/ethernet/renesas/sh_eth.c

  • Committer: Package Import Robot
  • Author(s): Paolo Pisati, Paolo Pisati
  • Date: 2013-07-11 18:35:20 UTC
  • Revision ID: package-import@ubuntu.com-20130711183520-htnf1x4y5r11hndr
Tags: 3.5.0-229.42
https://launchpad.net/bugs/1199276
* Release Tracking Bug
  - LP: #1199276

[ Paolo Pisati ]

* [Config] CONFIG_ATH9K_LEGACY_RATE_CONTROL is not set

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Lines of Context:
drivers/net/ethernet/renesas/sh_eth.c
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                desc_status = edmac_to_cpu(mdp, rxdesc->status);
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                pkt_len = rxdesc->frame_length;
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#if defined(CONFIG_ARCH_R8A7740)
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                desc_status >>= 16;
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#endif
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                if (--boguscnt < 0)
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                        break;
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                if (!(desc_status & RDFEND))
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                        ndev->stats.rx_length_errors++;
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#if defined(CONFIG_ARCH_R8A7740)
 
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                /*
 
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                 * In case of almost all GETHER/ETHERs, the Receive Frame State
 
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                 * (RFS) bits in the Receive Descriptor 0 are from bit 9 to
 
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                 * bit 0. However, in case of the R8A7740's GETHER, the RFS
 
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                 * bits are from bit 25 to bit 16. So, the driver needs right
 
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                 * shifting by 16.
 
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                 */
 
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                desc_status >>= 16;
 
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#endif
 
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                if (desc_status & (RD_RFS1 | RD_RFS2 | RD_RFS3 | RD_RFS4 |
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                                   RD_RFS5 | RD_RFS6 | RD_RFS10)) {
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                        ndev->stats.rx_errors++;