Hi Per,
On Fri, Jun 17 2011, Per Forlin wrote:
> Don't use the returned sg_len from dma_map_sg() as inparameter
> to dma_unmap_sg(). Use the original sg_len for both dma_map_sg
> and dma_unmap_sg according to the documentation in DMA-API.txt.
>
> Signed-off-by: Per Forlin <per.for...@linaro.org>
> Reviewed-by: Venkatraman S <svenk...@ti.com>
> ---
> drivers/mmc/host/omap_hsmmc.c | 5 +++--
> 1 files changed, 3 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/mmc/host/omap_hsmmc.c b/drivers/mmc/host/omap_hsmmc.c
> index 259ece0..ad3731a 100644
> --- a/drivers/mmc/host/omap_hsmmc.c
> +++ b/drivers/mmc/host/omap_hsmmc.c
> @@ -959,7 +959,8 @@ static void omap_hsmmc_dma_cleanup(struct omap_hsmmc_host
> *host, int errno)
> spin_unlock(&host->irq_lock);
>
> if (host->use_dma && dma_ch != -1) {
> - dma_unmap_sg(mmc_dev(host->mmc), host->data->sg, host->dma_len,
> + dma_unmap_sg(mmc_dev(host->mmc), host->data->sg,
> + host->data->sg_len,
> omap_hsmmc_get_dma_dir(host, host->data));
> omap_free_dma(dma_ch);
> }
> @@ -1343,7 +1344,7 @@ static void omap_hsmmc_dma_cb(int lch, u16 ch_status,
> void *cb_data)
> return;
> }
>
> - dma_unmap_sg(mmc_dev(host->mmc), data->sg, host->dma_len,
> + dma_unmap_sg(mmc_dev(host->mmc), data->sg, data->sg_len,
> omap_hsmmc_get_dma_dir(host, data));
>
> req_in_progress = host->req_in_progress;
Pushed to mmc-next for 3.0-rc, thanks.
- Chris.
--
Chris Ball <c...@laptop.org> <http://printf.net/>
One Laptop Per Child
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