Circular buffers are not handled in this way; we have a separate API
call now to setup circular buffers. So lets not mislead people with
this bool.
Acked-by: Linus Walleij <linus.walleij@xxxxxxxxxx>
Signed-off-by: Russell King <rmk+kernel@xxxxxxxxxxxxxxxx>
---
drivers/dma/amba-pl08x.c | 7 -------
include/linux/amba/pl08x.h | 4 ----
2 files changed, 0 insertions(+), 11 deletions(-)
diff --git a/drivers/dma/amba-pl08x.c b/drivers/dma/amba-pl08x.c
index 9c5bae6..5821125 100644
--- a/drivers/dma/amba-pl08x.c
+++ b/drivers/dma/amba-pl08x.c
@@ -1701,13 +1701,6 @@ static int pl08x_dma_init_virtual_channels(struct pl08x_driver_data *pl08x,
return -ENOMEM;
}
}
- if (chan->cd->circular_buffer) {
- dev_err(&pl08x->adev->dev,
- "channel %s: circular buffers not supported\n",
- chan->name);
- kfree(chan);
- continue;
- }
dev_dbg(&pl08x->adev->dev,
"initialize virtual channel \"%s\"\n",
chan->name);
diff --git a/include/linux/amba/pl08x.h b/include/linux/amba/pl08x.h
index 0254901..0f5b34d 100644
--- a/include/linux/amba/pl08x.h
+++ b/include/linux/amba/pl08x.h
@@ -51,9 +51,6 @@ enum {
* can be the address of a FIFO register for burst requests for example.
* This can be left undefined if the PrimeCell API is used for configuring
* this.
- * @circular_buffer: whether the buffer passed in is circular and
- * shall simply be looped round round (like a record baby round
- * round round round)
* @single: the device connected to this channel will request single DMA
* transfers, not bursts. (Bursts are default.)
* @periph_buses: the device connected to this channel is accessible via
@@ -66,7 +63,6 @@ struct pl08x_channel_data {
u32 muxval;
u32 cctl;
dma_addr_t addr;
- bool circular_buffer;
bool single;
u8 periph_buses;
};
--
1.7.4.4
--
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