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sd: sdhci: conditionally invoke multi block transfer 

In sdhci_write invoke multi block transfer if it is enabled
in the transfer mode register 's->trnmod'.

Signed-off-by: Prasad J Pandit <pjp@fedoraproject.org>
Message-id: 20170214185225.7994-4-ppandit@redhat.com
Reviewed-by: Alistair Francis <alistair.francis@xilinx.com>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Prasad J Pandit 2017-02-28 12:08:14 +00:00 committed by Peter Maydell
parent 6e86d90352
commit 45ba9f761b
1 changed files with 5 additions and 1 deletions
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6
hw/sd/sdhci.c
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@ -1023,7 +1023,11 @@ sdhci_write(void *opaque, hwaddr offset, uint64_t val, unsigned size)
/* Writing to last byte of sdmasysad might trigger transfer */
if (!(mask & 0xFF000000) && TRANSFERRING_DATA(s->prnsts) && s->blkcnt &&
s->blksize && SDHC_DMA_TYPE(s->hostctl) == SDHC_CTRL_SDMA) {
sdhci_sdma_transfer_multi_blocks(s);
if (s->trnmod & SDHC_TRNS_MULTI) {
sdhci_sdma_transfer_multi_blocks(s);
} else {
sdhci_sdma_transfer_single_block(s);
}
}
break;
case SDHC_BLKSIZE: