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| author | Rabin Vincent <rabin.vincent@stericsson.com> | 2011-01-25 11:18:27 +0100 |
|---|---|---|
| committer | Dan Williams <dan.j.williams@intel.com> | 2011-01-30 22:27:20 -0800 |
| commit | cc31b6f7949efd46c5f13d0758cf7b0bcb71fae2 (patch) | |
| tree | baa26092f94a3240ed12f4fc43b994618a1202b1 /drivers/dma/ste_dma40_ll.c | |
| parent | 5ed04b8575cb22920b1333aeb55121339449048f (diff) | |
| download | linux-cc31b6f7949efd46c5f13d0758cf7b0bcb71fae2.tar.gz linux-cc31b6f7949efd46c5f13d0758cf7b0bcb71fae2.tar.bz2 linux-cc31b6f7949efd46c5f13d0758cf7b0bcb71fae2.zip | |
dma40: pass the info pointer all the way to reduce argument count
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/ste_dma40_ll.c')
| -rw-r--r-- | drivers/dma/ste_dma40_ll.c | 42 |
1 files changed, 18 insertions, 24 deletions
diff --git a/drivers/dma/ste_dma40_ll.c b/drivers/dma/ste_dma40_ll.c index 9935c6dbcfe0..509a13049d7e 100644 --- a/drivers/dma/ste_dma40_ll.c +++ b/drivers/dma/ste_dma40_ll.c @@ -125,13 +125,14 @@ void d40_phy_cfg(struct stedma40_chan_cfg *cfg, static int d40_phy_fill_lli(struct d40_phy_lli *lli, dma_addr_t data, u32 data_size, - int psize, dma_addr_t next_lli, u32 reg_cfg, bool term_int, - u32 data_width, - bool is_device) + bool is_device, + struct stedma40_half_channel_info *info) { + unsigned int data_width = info->data_width; + int psize = info->psize; int num_elems; if (psize == STEDMA40_PSIZE_PHY_1) @@ -198,16 +199,11 @@ static int d40_seg_size(int size, int data_width1, int data_width2) return seg_max; } -static struct d40_phy_lli *d40_phy_buf_to_lli(struct d40_phy_lli *lli, - dma_addr_t addr, - u32 size, - int psize, - dma_addr_t lli_phys, - u32 reg_cfg, - bool term_int, - u32 data_width1, - u32 data_width2, - bool is_device) +static struct d40_phy_lli * +d40_phy_buf_to_lli(struct d40_phy_lli *lli, dma_addr_t addr, u32 size, + dma_addr_t lli_phys, u32 reg_cfg, bool term_int, + bool is_device, struct stedma40_half_channel_info *info, + struct stedma40_half_channel_info *otherinfo) { int err; dma_addr_t next = lli_phys; @@ -215,7 +211,8 @@ static struct d40_phy_lli *d40_phy_buf_to_lli(struct d40_phy_lli *lli, int size_seg = 0; do { - size_seg = d40_seg_size(size_rest, data_width1, data_width2); + size_seg = d40_seg_size(size_rest, info->data_width, + otherinfo->data_width); size_rest -= size_seg; if (term_int && size_rest == 0) @@ -227,12 +224,11 @@ static struct d40_phy_lli *d40_phy_buf_to_lli(struct d40_phy_lli *lli, err = d40_phy_fill_lli(lli, addr, size_seg, - psize, next, reg_cfg, !next, - data_width1, - is_device); + is_device, + info); if (err) goto err; @@ -254,9 +250,8 @@ int d40_phy_sg_to_lli(struct scatterlist *sg, struct d40_phy_lli *lli_sg, dma_addr_t lli_phys, u32 reg_cfg, - u32 data_width1, - u32 data_width2, - int psize) + struct stedma40_half_channel_info *info, + struct stedma40_half_channel_info *otherinfo) { int total_size = 0; int i; @@ -280,13 +275,12 @@ int d40_phy_sg_to_lli(struct scatterlist *sg, lli = d40_phy_buf_to_lli(lli, dst, sg_dma_len(current_sg), - psize, l_phys, reg_cfg, sg_len - 1 == i, - data_width1, - data_width2, - target == dst); + target == dst, + info, + otherinfo); if (lli == NULL) return -EINVAL; } |