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authorRabin Vincent <rabin.vincent@stericsson.com>2011-01-25 11:18:24 +0100
committerDan Williams <dan.j.williams@intel.com>2011-01-30 22:27:19 -0800
commit1c4b0927feab41346b0be971e0287aaf46eba8e0 (patch)
treecae12aed8e600fa0fe70b54f34f31b3c8a0b9496 /drivers/dma
parentcade1d30b2e071a687011c2a38c03ed7187ec501 (diff)
dma40: move lli_load to main source file
These register writes are better placed in the main source file rather than ll.c. Acked-by: Per Forlin <per.forlin@stericsson.com> Acked-by: Jonas Aaberg <jonas.aberg@stericsson.com> Signed-off-by: Rabin Vincent <rabin.vincent@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')
-rw-r--r--drivers/dma/ste_dma40.c22
-rw-r--r--drivers/dma/ste_dma40_ll.c26
-rw-r--r--drivers/dma/ste_dma40_ll.h5
3 files changed, 18 insertions, 35 deletions
diff --git a/drivers/dma/ste_dma40.c b/drivers/dma/ste_dma40.c
index 4e9d6c5a7134..6a7a00d5d682 100644
--- a/drivers/dma/ste_dma40.c
+++ b/drivers/dma/ste_dma40.c
@@ -504,15 +504,29 @@ static void d40_desc_submit(struct d40_chan *d40c, struct d40_desc *desc)
list_add_tail(&desc->node, &d40c->active);
}
+static void d40_phy_lli_load(struct d40_chan *chan, struct d40_desc *desc)
+{
+ struct d40_phy_lli *lli_dst = desc->lli_phy.dst;
+ struct d40_phy_lli *lli_src = desc->lli_phy.src;
+ void __iomem *base = chan_base(chan);
+
+ writel(lli_src->reg_cfg, base + D40_CHAN_REG_SSCFG);
+ writel(lli_src->reg_elt, base + D40_CHAN_REG_SSELT);
+ writel(lli_src->reg_ptr, base + D40_CHAN_REG_SSPTR);
+ writel(lli_src->reg_lnk, base + D40_CHAN_REG_SSLNK);
+
+ writel(lli_dst->reg_cfg, base + D40_CHAN_REG_SDCFG);
+ writel(lli_dst->reg_elt, base + D40_CHAN_REG_SDELT);
+ writel(lli_dst->reg_ptr, base + D40_CHAN_REG_SDPTR);
+ writel(lli_dst->reg_lnk, base + D40_CHAN_REG_SDLNK);
+}
+
static void d40_desc_load(struct d40_chan *d40c, struct d40_desc *d40d)
{
int curr_lcla = -EINVAL, next_lcla;
if (chan_is_physical(d40c)) {
- d40_phy_lli_write(d40c->base->virtbase,
- d40c->phy_chan->num,
- d40d->lli_phy.dst,
- d40d->lli_phy.src);
+ d40_phy_lli_load(d40c, d40d);
d40d->lli_current = d40d->lli_len;
} else {
diff --git a/drivers/dma/ste_dma40_ll.c b/drivers/dma/ste_dma40_ll.c
index 552c5972c75e..fd7525162596 100644
--- a/drivers/dma/ste_dma40_ll.c
+++ b/drivers/dma/ste_dma40_ll.c
@@ -295,32 +295,6 @@ int d40_phy_sg_to_lli(struct scatterlist *sg,
}
-void d40_phy_lli_write(void __iomem *virtbase,
- u32 phy_chan_num,
- struct d40_phy_lli *lli_dst,
- struct d40_phy_lli *lli_src)
-{
-
- writel(lli_src->reg_cfg, virtbase + D40_DREG_PCBASE +
- phy_chan_num * D40_DREG_PCDELTA + D40_CHAN_REG_SSCFG);
- writel(lli_src->reg_elt, virtbase + D40_DREG_PCBASE +
- phy_chan_num * D40_DREG_PCDELTA + D40_CHAN_REG_SSELT);
- writel(lli_src->reg_ptr, virtbase + D40_DREG_PCBASE +
- phy_chan_num * D40_DREG_PCDELTA + D40_CHAN_REG_SSPTR);
- writel(lli_src->reg_lnk, virtbase + D40_DREG_PCBASE +
- phy_chan_num * D40_DREG_PCDELTA + D40_CHAN_REG_SSLNK);
-
- writel(lli_dst->reg_cfg, virtbase + D40_DREG_PCBASE +
- phy_chan_num * D40_DREG_PCDELTA + D40_CHAN_REG_SDCFG);
- writel(lli_dst->reg_elt, virtbase + D40_DREG_PCBASE +
- phy_chan_num * D40_DREG_PCDELTA + D40_CHAN_REG_SDELT);
- writel(lli_dst->reg_ptr, virtbase + D40_DREG_PCBASE +
- phy_chan_num * D40_DREG_PCDELTA + D40_CHAN_REG_SDPTR);
- writel(lli_dst->reg_lnk, virtbase + D40_DREG_PCBASE +
- phy_chan_num * D40_DREG_PCDELTA + D40_CHAN_REG_SDLNK);
-
-}
-
/* DMA logical lli operations */
static void d40_log_lli_link(struct d40_log_lli *lli_dst,
diff --git a/drivers/dma/ste_dma40_ll.h b/drivers/dma/ste_dma40_ll.h
index a5d71714ebf7..46578a661b28 100644
--- a/drivers/dma/ste_dma40_ll.h
+++ b/drivers/dma/ste_dma40_ll.h
@@ -312,11 +312,6 @@ int d40_phy_sg_to_lli(struct scatterlist *sg,
u32 data_width2,
int psize);
-void d40_phy_lli_write(void __iomem *virtbase,
- u32 phy_chan_num,
- struct d40_phy_lli *lli_dst,
- struct d40_phy_lli *lli_src);
-
/* Logical channels */
struct d40_log_lli *d40_log_buf_to_lli(struct d40_log_lli *lli_sg,