driver: net: ethernet: davinci_cpdma: add support for directed packet and source port detection

* Introduced parameter to add port number for directed packet in cpdma_chan_submit
* Source port detection macro with DMA descriptor status

Signed-off-by: Mugunthan V N <mugunthanvnm@ti.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 3 insertions, 1 deletions

diff --git a/drivers/net/ethernet/ti/davinci_cpdma.h b/drivers/net/ethernet/ti/davinci_cpdma.h
index 8d2aeb2096ac..a97d6ab30941 100644
--- a/drivers/net/ethernet/ti/davinci_cpdma.h
+++ b/drivers/net/ethernet/ti/davinci_cpdma.h
@@ -24,6 +24,8 @@
 #define __chan_linear(chan_num) ((chan_num) & (CPDMA_MAX_CHANNELS - 1))
 #define chan_linear(chan)       __chan_linear((chan)->chan_num)
 
+#define CPDMA_RX_SOURCE_PORT(__status__)        ((__status__ >> 16) & 0x7)
+
 struct cpdma_params {
         struct device           *dev;
         void __iomem            *dmaregs;
@@ -82,7 +84,7 @@ int cpdma_chan_dump(struct cpdma_chan *chan);
 int cpdma_chan_get_stats(struct cpdma_chan *chan,
                          struct cpdma_chan_stats *stats);
 int cpdma_chan_submit(struct cpdma_chan *chan, void *token, void *data,
-                      int len, gfp_t gfp_mask);
+                      int len, int directed, gfp_t gfp_mask);
 int cpdma_chan_process(struct cpdma_chan *chan, int quota);
 
 int cpdma_ctlr_int_ctrl(struct cpdma_ctlr *ctlr, bool enable);