diff options
| author |   Alex Elder <elder@linaro.org> | 2020-05-07 14:14:03 -0500 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2020-05-11 14:00:29 -0700 |
| commit | c781e1d4f3e23d5fc138dad2fd98ca0e0dd9c592 (patch) | |
| tree | 2efff94e9cd4f62b262ec387ef5dcf9b9d50315d /drivers/net/ipa | |
| parent | hinic: fix a bug of ndo_stop (diff) | |
| download | linux-dev-c781e1d4f3e23d5fc138dad2fd98ca0e0dd9c592.tar.xz linux-dev-c781e1d4f3e23d5fc138dad2fd98ca0e0dd9c592.zip | |
net: ipa: set DMA length in gsi_trans_cmd_add()
When a command gets added to a transaction for the AP->command
channel we set the DMA address of its scatterlist entry, but not
its DMA length. Fix this bug.
Signed-off-by: Alex Elder <elder@linaro.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ipa')
| -rw-r--r-- | drivers/net/ipa/gsi_trans.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/net/ipa/gsi_trans.c b/drivers/net/ipa/gsi_trans.c index 2fd21d75367d..bdbfeed359db 100644 --- a/drivers/net/ipa/gsi_trans.c +++ b/drivers/net/ipa/gsi_trans.c @@ -399,13 +399,14 @@ void gsi_trans_cmd_add(struct gsi_trans *trans, void *buf, u32 size, /* assert(which < trans->tre_count); */ /* Set the page information for the buffer. We also need to fill in - * the DMA address for the buffer (something dma_map_sg() normally - * does). + * the DMA address and length for the buffer (something dma_map_sg() + * normally does). */ sg = &trans->sgl[which]; sg_set_buf(sg, buf, size); sg_dma_address(sg) = addr; + sg_dma_len(sg) = sg->length; info = &trans->info[which]; info->opcode = opcode; |