From 1c4b0927feab41346b0be971e0287aaf46eba8e0 Mon Sep 17 00:00:00 2001 From: Rabin Vincent Date: Tue, 25 Jan 2011 11:18:24 +0100 Subject: [PATCH] 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 Acked-by: Jonas Aaberg Signed-off-by: Rabin Vincent Signed-off-by: Linus Walleij Signed-off-by: Dan Williams --- drivers/dma/ste_dma40.c | 22 ++++++++++++++++++---- drivers/dma/ste_dma40_ll.c | 26 -------------------------- drivers/dma/ste_dma40_ll.h | 5 ----- 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, -- 2.39.5