dw_dmac: fill individual length of descriptor
It will be useful to have the length of the transfer in the descriptor. The
cyclic transfer functions remained untouched.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
diff --git a/drivers/dma/dw_dmac.c b/drivers/dma/dw_dmac.c
index 7f9f332..5816da3 100644
--- a/drivers/dma/dw_dmac.c
+++ b/drivers/dma/dw_dmac.c
@@ -757,6 +757,7 @@
desc->lli.dar = dest + offset;
desc->lli.ctllo = ctllo;
desc->lli.ctlhi = xfer_count;
+ desc->len = xfer_count << src_width;
if (!first) {
first = desc;
@@ -855,6 +856,7 @@
}
desc->lli.ctlhi = dlen >> mem_width;
+ desc->len = dlen;
if (!first) {
first = desc;
@@ -913,6 +915,7 @@
len = 0;
}
desc->lli.ctlhi = dlen >> reg_width;
+ desc->len = dlen;
if (!first) {
first = desc;