Commit 241999bf authored by Prasad J Pandit's avatar Prasad J Pandit Committed by Peter Maydell
Browse files

sd: sdhci: Remove block count enable check in single block transfers 



In SDHCI protocol, the 'Block count enable' bit of the Transfer
Mode register is relevant only in multi block transfers. We need
not check it in single block transfers.

Signed-off-by: default avatarPrasad J Pandit <pjp@fedoraproject.org>
Message-id: 20170214185225.7994-5-ppandit@redhat.com
Reviewed-by: default avatarAlistair Francis <alistair.francis@xilinx.com>
Signed-off-by: default avatarPeter Maydell <peter.maydell@linaro.org>
parent 45ba9f76

hw/sd/sdhci.c

+1 −5
Original line number Diff line number Diff line
@@ -570,7 +570,6 @@ static void sdhci_sdma_transfer_multi_blocks(SDHCIState *s) 
}



/* single block SDMA transfer */



static void sdhci_sdma_transfer_single_block(SDHCIState *s)

{

    int n;
@@ -589,10 +588,7 @@ static void sdhci_sdma_transfer_single_block(SDHCIState *s) 
            sdbus_write_data(&s->sdbus, s->fifo_buffer[n]);

        }

    }



    if (s->trnmod & SDHC_TRNS_BLK_CNT_EN) {

    s->blkcnt--;

    }



    sdhci_end_transfer(s);

}