[PATCH 1/4] DMAENGINE: ste_dma40: fix disabled channels list

From: Linus Walleij
Date: Wed Oct 06 2010 - 04:22:04 EST


From: Rabin Vincent <rabin.vincent@xxxxxxxxxxxxxx>

The value in the array, not the index, specifies the channel to be
disabled.

Acked-by: Jonas Aaberg <jonas.aberg@xxxxxxxxxxxxxx>
Signed-off-by: Rabin Vincent <rabin.vincent@xxxxxxxxxxxxxx>
Signed-off-by: Linus Walleij <linus.walleij@xxxxxxxxxxxxxx>
---
drivers/dma/ste_dma40.c | 8 +++++---
1 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/drivers/dma/ste_dma40.c b/drivers/dma/ste_dma40.c
index 05d0a99..2f73e36 100644
--- a/drivers/dma/ste_dma40.c
+++ b/drivers/dma/ste_dma40.c
@@ -2449,9 +2449,11 @@ static int __init d40_phy_res_init(struct d40_base *base)

/* Mark disabled channels as occupied */
for (i = 0; base->plat_data->disabled_channels[i] != -1; i++) {
- base->phy_res[i].allocated_src = D40_ALLOC_PHY;
- base->phy_res[i].allocated_dst = D40_ALLOC_PHY;
- num_phy_chans_avail--;
+ int chan = base->plat_data->disabled_channels[i];
+
+ base->phy_res[chan].allocated_src = D40_ALLOC_PHY;
+ base->phy_res[chan].allocated_dst = D40_ALLOC_PHY;
+ num_phy_chans_avail--;
}

dev_info(base->dev, "%d of %d physical DMA channels available\n",
--
1.6.3.3

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