From 45ba9f761bde329cc5ef276b571bd4f3c41a044e Mon Sep 17 00:00:00 2001 From: Prasad J Pandit Date: Tue, 28 Feb 2017 12:08:14 +0000 Subject: [PATCH] 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 Message-id: 20170214185225.7994-4-ppandit@redhat.com Reviewed-by: Alistair Francis Signed-off-by: Peter Maydell --- hw/sd/sdhci.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/hw/sd/sdhci.c b/hw/sd/sdhci.c index 5adeab6b4b..c270e09dac 100644 --- a/hw/sd/sdhci.c +++ b/hw/sd/sdhci.c @@ -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: -- 2.11.4.GIT