debian/patches/extra/0004-sd-sdhci-block-count-enable-not-relevant-in-single-b.patch

   1 From b9bc05a3a687f9993c5c2a8890b53ab9e8dbc96c Mon Sep 17 00:00:00 2001
   2 From: Prasad J Pandit <pjp@fedoraproject.org>
   3 Date: Tue, 31 Jan 2017 17:54:16 +0530
   4 Subject: [PATCH 4/8] sd: sdhci: block count enable not relevant in single
   5  block transfer
   6
   7 In SDHCI device emulation the 'Block count enable' bit
   8 of the Transfer Mode register is only relevant in multi block
   9 transfers. We need not check it in single block transfers.
  10
  11 Signed-off-by: Prasad J Pandit <pjp@fedoraproject.org>
  12 ---
  13  hw/sd/sdhci.c | 6 +-----
  14  1 file changed, 1 insertion(+), 5 deletions(-)
  15
  16 diff --git a/hw/sd/sdhci.c b/hw/sd/sdhci.c
  17 index 35f953a..85cac42 100644
  18 --- a/hw/sd/sdhci.c
  19 +++ b/hw/sd/sdhci.c
  20 @@ -570,7 +570,6 @@ static void sdhci_sdma_transfer_multi_blocks(SDHCIState *s)
  21  }
  22
  23  /* single block SDMA transfer */
  24 -
  25  static void sdhci_sdma_transfer_single_block(SDHCIState *s)
  26  {
  27      int n;
  28 @@ -589,10 +588,7 @@ static void sdhci_sdma_transfer_single_block(SDHCIState *s)
  29              sdbus_write_data(&s->sdbus, s->fifo_buffer[n]);
  30          }
  31      }
  32 -
  33 -    if (s->trnmod & SDHC_TRNS_BLK_CNT_EN) {
  34 -        s->blkcnt--;
  35 -    }
  36 +    s->blkcnt--;
  37
  38      sdhci_end_transfer(s);
  39  }
  40 --
  41 2.1.4
  42