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authorJonas Aaberg <jonas.aberg@stericsson.com>2010-08-09 14:08:10 +0200
committerDan Williams <dan.j.williams@intel.com>2010-09-22 23:53:45 +0200
commit0246e77b4d374bb37aa08c3fcadad20012e85ea0 (patch)
tree62b59fda3aca474abdec3c2385dc3fd00278ef34 /drivers/dma/ste_dma40.c
parentDMAENGINE: ste_dma40: Code clean-up and removed an unneeded suspend request (diff)
downloadlinux-0246e77b4d374bb37aa08c3fcadad20012e85ea0.tar.xz
linux-0246e77b4d374bb37aa08c3fcadad20012e85ea0.zip
DMAENGINE: ste_dma40: fix bug related to callback handling
The callback got called even when it was not supposed to. Also removed some not needed interrupt trigger on/off code. Signed-off-by: Jonas Aaberg <jonas.aberg@stericsson.com> Signed-off-by: Linus Walleij <linus.walleij@stericsson.com> Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to 'drivers/dma/ste_dma40.c')
-rw-r--r--drivers/dma/ste_dma40.c17
1 files changed, 5 insertions, 12 deletions
diff --git a/drivers/dma/ste_dma40.c b/drivers/dma/ste_dma40.c
index 1adaebf49774..a6a7d66df77a 100644
--- a/drivers/dma/ste_dma40.c
+++ b/drivers/dma/ste_dma40.c
@@ -878,7 +878,7 @@ static void dma_tasklet(unsigned long data)
spin_unlock_irqrestore(&d40c->lock, flags);
- if (callback)
+ if (callback && (d40d_fin->txd.flags & DMA_PREP_INTERRUPT))
callback(callback_param);
return;
@@ -1583,7 +1583,6 @@ struct dma_async_tx_descriptor *stedma40_memcpy_sg(struct dma_chan *chan,
d40d->lli_log.src,
d40c->log_def.lcsp1,
d40c->dma_cfg.src_info.data_width,
- dma_flags & DMA_PREP_INTERRUPT,
d40d->lli_tx_len,
d40c->base->plat_data->llis_per_log);
@@ -1593,7 +1592,6 @@ struct dma_async_tx_descriptor *stedma40_memcpy_sg(struct dma_chan *chan,
d40d->lli_log.dst,
d40c->log_def.lcsp3,
d40c->dma_cfg.dst_info.data_width,
- dma_flags & DMA_PREP_INTERRUPT,
d40d->lli_tx_len,
d40c->base->plat_data->llis_per_log);
@@ -1612,8 +1610,7 @@ struct dma_async_tx_descriptor *stedma40_memcpy_sg(struct dma_chan *chan,
d40d->lli_phy.src_addr,
d40c->src_def_cfg,
d40c->dma_cfg.src_info.data_width,
- d40c->dma_cfg.src_info.psize,
- true);
+ d40c->dma_cfg.src_info.psize);
if (res < 0)
goto err;
@@ -1625,8 +1622,7 @@ struct dma_async_tx_descriptor *stedma40_memcpy_sg(struct dma_chan *chan,
d40d->lli_phy.dst_addr,
d40c->dst_def_cfg,
d40c->dma_cfg.dst_info.data_width,
- d40c->dma_cfg.dst_info.psize,
- true);
+ d40c->dma_cfg.dst_info.psize);
if (res < 0)
goto err;
@@ -1913,7 +1909,6 @@ static int d40_prep_slave_sg_log(struct d40_desc *d40d,
d40c->dma_cfg.src_info.data_width,
d40c->dma_cfg.dst_info.data_width,
direction,
- dma_flags & DMA_PREP_INTERRUPT,
dev_addr, d40d->lli_tx_len,
d40c->base->plat_data->llis_per_log);
@@ -1965,8 +1960,7 @@ static int d40_prep_slave_sg_phy(struct d40_desc *d40d,
d40d->lli_phy.src_addr,
d40c->src_def_cfg,
d40c->dma_cfg.src_info.data_width,
- d40c->dma_cfg.src_info.psize,
- true);
+ d40c->dma_cfg.src_info.psize);
if (res < 0)
return res;
@@ -1977,8 +1971,7 @@ static int d40_prep_slave_sg_phy(struct d40_desc *d40d,
d40d->lli_phy.dst_addr,
d40c->dst_def_cfg,
d40c->dma_cfg.dst_info.data_width,
- d40c->dma_cfg.dst_info.psize,
- true);
+ d40c->dma_cfg.dst_info.psize);
if (res < 0)
return res;