diff options
| author | Christoph Hellwig <hch@lst.de> | 2018-05-18 19:18:41 +0200 |
|---|---|---|
| committer | Ulf Hansson <ulf.hansson@linaro.org> | 2018-05-21 15:49:19 +0200 |
| commit | 53d7e098ba085584e9ce083e8a1041284b351878 (patch) | |
| tree | 5220d693473afc752550bec18e6348823335aa16 /drivers/mmc | |
| parent | 65f9e20e0d34902e442818760217501f05d17b6c (diff) | |
| download | op-kernel-dev-53d7e098ba085584e9ce083e8a1041284b351878.zip op-kernel-dev-53d7e098ba085584e9ce083e8a1041284b351878.tar.gz | |
mmc: android-goldfish: use sg_copy_{from,to}_buffer
This handles highmem pages, and also cleans up the code.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Diffstat (limited to 'drivers/mmc')
| -rw-r--r-- | drivers/mmc/host/android-goldfish.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/mmc/host/android-goldfish.c b/drivers/mmc/host/android-goldfish.c index 63d2758..294de17 100644 --- a/drivers/mmc/host/android-goldfish.c +++ b/drivers/mmc/host/android-goldfish.c @@ -217,8 +217,8 @@ static void goldfish_mmc_xfer_done(struct goldfish_mmc_host *host, * We don't really have DMA, so we need * to copy from our platform driver buffer */ - uint8_t *dest = (uint8_t *)sg_virt(data->sg); - memcpy(dest, host->virt_base, data->sg->length); + sg_copy_to_buffer(data->sg, 1, host->virt_base, + data->sg->length); } host->data->bytes_xfered += data->sg->length; dma_unmap_sg(mmc_dev(host->mmc), data->sg, host->sg_len, @@ -393,8 +393,8 @@ static void goldfish_mmc_prepare_data(struct goldfish_mmc_host *host, * We don't really have DMA, so we need to copy to our * platform driver buffer */ - const uint8_t *src = (uint8_t *)sg_virt(data->sg); - memcpy(host->virt_base, src, data->sg->length); + sg_copy_from_buffer(data->sg, 1, host->virt_base, + data->sg->length); } } |
