The patch titled
Fix the issue of fsldma driver's VIRT_TO_BUS dependence in Kconfig
has been removed from the -mm tree. Its filename was
add-dma-engine-driver-for-freescale-mpc85xx-processors-fix-fix.patch
This patch was dropped because it was merged into mainline or a subsystem tree
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: Fix the issue of fsldma driver's VIRT_TO_BUS dependence in Kconfig
From: Zhang Wei <wei.zhang@xxxxxxxxxxxxx>
Remove virt_to_bus(), just using the saved phy address to match.
Signed-off-by: Zhang Wei <wei.zhang@xxxxxxxxxxxxx>
Cc: Ebony Zhu <ebony.zhu@xxxxxxxxxxxxx>
Cc: "Williams, Dan J" <dan.j.williams@xxxxxxxxx>
Cc: Shannon Nelson <shannon.nelson@xxxxxxxxx>
Cc: Benjamin Herrenschmidt <benh@xxxxxxxxxxxxxxxxxxx>
Cc: Paul Mackerras <paulus@xxxxxxxxx>
Cc: Kumar Gala <galak@xxxxxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/dma/fsldma.c | 11 ++++++++---
1 file changed, 8 insertions(+), 3 deletions(-)
diff -puN drivers/dma/fsldma.c~add-dma-engine-driver-for-freescale-mpc85xx-processors-fix-fix drivers/dma/fsldma.c
--- a/drivers/dma/fsldma.c~add-dma-engine-driver-for-freescale-mpc85xx-processors-fix-fix
+++ a/drivers/dma/fsldma.c
@@ -495,15 +495,20 @@ static struct dma_async_tx_descriptor *f
*/
static void fsl_dma_update_completed_cookie(struct fsl_dma_chan *fsl_chan)
{
- struct fsl_desc_sw *cur_desc;
+ struct fsl_desc_sw *cur_desc, *desc;
dma_addr_t ld_phy;
ld_phy = get_cdar(fsl_chan) & FSL_DMA_NLDA_MASK;
if (ld_phy) {
- cur_desc = (struct fsl_desc_sw *)bus_to_virt(ld_phy);
+ cur_desc = NULL;
+ list_for_each_entry(desc, &fsl_chan->ld_queue, node)
+ if (desc->async_tx.phys == ld_phy) {
+ cur_desc = desc;
+ break;
+ }
- if (cur_desc->async_tx.cookie) {
+ if (cur_desc && cur_desc->async_tx.cookie) {
if (dma_is_idle(fsl_chan))
fsl_chan->completed_cookie =
cur_desc->async_tx.cookie;
_
Patches currently in -mm which might be from wei.zhang@xxxxxxxxxxxxx are
git-md-accel.patch
-
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