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dma40: move lli_load to main source file

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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>
This commit is contained in:
Rabin Vincent 2011-01-25 11:18:24 +01:00 committed by Dan Williams
parent cade1d30b2
commit 1c4b0927fe
3 changed files with 18 additions and 35 deletions
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22
drivers/dma/ste_dma40.c
View file

@ -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 {

26
drivers/dma/ste_dma40_ll.c
View file

@ -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,

5
drivers/dma/ste_dma40_ll.h
View file

@ -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,