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authorRussell King - ARM Linux <linux@arm.linux.org.uk>2011-01-03 22:36:50 +0000
committerDan Williams <dan.j.williams@intel.com>2011-01-04 19:16:11 -0800
commit4c0df6a3ce8eb947647c7ed2640d0172936d8ef3 (patch)
tree4763f62c3f64754864cc8afd70a8792b9ef24008 /drivers/dma
parent19386b3234fdbe4d33492574d83e63a8dace18d3 (diff)
downloadlinux-4c0df6a3ce8eb947647c7ed2640d0172936d8ef3.tar.bz2
ARM: PL08x: don't assume that the LLI pointer has the bus bit clear
We only want use the address of the LLI pointer when locating the corresponding structure in memory, so clear the master bus selection bit. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk> Acked-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/amba-pl08x.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/dma/amba-pl08x.c b/drivers/dma/amba-pl08x.c
index 78c84b3f903d..1081165d01a3 100644
--- a/drivers/dma/amba-pl08x.c
+++ b/drivers/dma/amba-pl08x.c
@@ -356,7 +356,7 @@ static u32 pl08x_getbytes_chan(struct pl08x_dma_chan *plchan)
if (ch && txd) {
struct pl08x_lli *llis_va = txd->llis_va;
struct pl08x_lli *llis_bus = (struct pl08x_lli *) txd->llis_bus;
- u32 clli = readl(ch->base + PL080_CH_LLI);
+ u32 clli = readl(ch->base + PL080_CH_LLI) & ~PL080_LLI_LM_AHB2;
/* First get the bytes in the current active LLI */
bytes = get_bytes_in_cctl(readl(ch->base + PL080_CH_CONTROL));