From 45711f1af6eff1a6d010703b4862e0d2b9afd056 Mon Sep 17 00:00:00 2001 From: Jens Axboe Date: Mon, 22 Oct 2007 21:19:53 +0200 Subject: [SG] Update drivers to use sg helpers Signed-off-by: Jens Axboe --- drivers/mmc/card/queue.c | 15 ++++++++------- 1 file changed, 8 insertions(+), 7 deletions(-) (limited to 'drivers/mmc/card') diff --git a/drivers/mmc/card/queue.c b/drivers/mmc/card/queue.c index a5d0354bbbda..9203a0b221b3 100644 --- a/drivers/mmc/card/queue.c +++ b/drivers/mmc/card/queue.c @@ -13,6 +13,7 @@ #include #include #include +#include #include #include @@ -153,19 +154,21 @@ int mmc_init_queue(struct mmc_queue *mq, struct mmc_card *card, spinlock_t *lock blk_queue_max_hw_segments(mq->queue, bouncesz / 512); blk_queue_max_segment_size(mq->queue, bouncesz); - mq->sg = kzalloc(sizeof(struct scatterlist), + mq->sg = kmalloc(sizeof(struct scatterlist), GFP_KERNEL); if (!mq->sg) { ret = -ENOMEM; goto cleanup_queue; } + sg_init_table(mq->sg, 1); - mq->bounce_sg = kzalloc(sizeof(struct scatterlist) * + mq->bounce_sg = kmalloc(sizeof(struct scatterlist) * bouncesz / 512, GFP_KERNEL); if (!mq->bounce_sg) { ret = -ENOMEM; goto cleanup_queue; } + sg_init_table(mq->bounce_sg, bouncesz / 512); } } #endif @@ -302,12 +305,12 @@ static void copy_sg(struct scatterlist *dst, unsigned int dst_len, BUG_ON(dst_len == 0); if (dst_size == 0) { - dst_buf = page_address(dst->page) + dst->offset; + dst_buf = sg_virt(dst); dst_size = dst->length; } if (src_size == 0) { - src_buf = page_address(src->page) + src->offset; + src_buf = sg_virt(dst); src_size = src->length; } @@ -353,9 +356,7 @@ unsigned int mmc_queue_map_sg(struct mmc_queue *mq) return 1; } - mq->sg[0].page = virt_to_page(mq->bounce_buf); - mq->sg[0].offset = offset_in_page(mq->bounce_buf); - mq->sg[0].length = 0; + sg_init_one(mq->sg, mq->bounce_buf, 0); while (sg_len) { mq->sg[0].length += mq->bounce_sg[sg_len - 1].length; -- cgit v1.2.3