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linux-2.6
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Merge branch 'fixes' into next

This commit is contained in:
Vinod Koul 2012-04-25 15:28:54 +05:30
parent affa115ed3 88c08a3fba
commit 56cbb3dd48
2 changed files with 16 additions and 10 deletions
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1
drivers/dma/amba-pl08x.c
View File

@ -1433,6 +1433,7 @@ static int pl08x_control(struct dma_chan *chan, enum dma_ctrl_cmd cmd,
* signal
*/
release_phy_channel(plchan);
plchan->phychan_hold = 0;
}
/* Dequeue jobs and free LLIs */
if (plchan->at) {

25
drivers/dma/pl330.c
View File

@ -2225,12 +2225,9 @@ static inline void free_desc_list(struct list_head *list)
{
struct dma_pl330_dmac *pdmac;
struct dma_pl330_desc *desc;
struct dma_pl330_chan *pch;
struct dma_pl330_chan *pch = NULL;
unsigned long flags;
if (list_empty(list))
return;
/* Finish off the work list */
list_for_each_entry(desc, list, node) {
dma_async_tx_callback callback;
@ -2247,6 +2244,10 @@ static inline void free_desc_list(struct list_head *list)
desc->pchan = NULL;
}
/* pch will be unset if list was empty */
if (!pch)
return;
pdmac = pch->dmac;
spin_lock_irqsave(&pdmac->pool_lock, flags);
@ -2257,12 +2258,9 @@ static inline void free_desc_list(struct list_head *list)
static inline void handle_cyclic_desc_list(struct list_head *list)
{
struct dma_pl330_desc *desc;
struct dma_pl330_chan *pch;
struct dma_pl330_chan *pch = NULL;
unsigned long flags;
if (list_empty(list))
return;
list_for_each_entry(desc, list, node) {
dma_async_tx_callback callback;
@ -2274,6 +2272,10 @@ static inline void handle_cyclic_desc_list(struct list_head *list)
callback(desc->txd.callback_param);
}
/* pch will be unset if list was empty */
if (!pch)
return;
spin_lock_irqsave(&pch->lock, flags);
list_splice_tail_init(list, &pch->work_list);
spin_unlock_irqrestore(&pch->lock, flags);
@ -2926,8 +2928,11 @@ pl330_probe(struct amba_device *adev, const struct amba_id *id)
INIT_LIST_HEAD(&pd->channels);
/* Initialize channel parameters */
num_chan = max(pdat ? pdat->nr_valid_peri : (u8)pi->pcfg.num_peri,
(u8)pi->pcfg.num_chan);
if (pdat)
num_chan = max_t(int, pdat->nr_valid_peri, pi->pcfg.num_chan);
else
num_chan = max_t(int, pi->pcfg.num_peri, pi->pcfg.num_chan);
pdmac->peripherals = kzalloc(num_chan * sizeof(*pch), GFP_KERNEL);
for (i = 0; i < num_chan; i++) {