This patch provides basic hash rules programming via the ethtool
interface.
Signed-off-by: Sandeep Gopalpet <sandeep.kumar@freescale.com>
---
drivers/net/gianfar.c | 73 +++++++++++++
drivers/net/gianfar.h | 93 ++++++++++++++++
drivers/net/gianfar_ethtool.c | 236 +++++++++++++++++++++++++++++++++++++++++
include/linux/ethtool.h | 2 +
4 files changed, 404 insertions(+), 0 deletions(-)
diff --git a/drivers/net/gianfar.c b/drivers/net/gianfar.c
index a60e05f..c9179d7 100644
--- a/drivers/net/gianfar.c
+++ b/drivers/net/gianfar.c
@@ -416,6 +416,9 @@ static const struct net_device_ops gfar_netdev_ops = {
#endif
};
+unsigned int ftp_rqfpr[MAX_FILER_IDX + 1];
+unsigned int ftp_rqfcr[MAX_FILER_IDX + 1];
+
inline void lock_rx_qs(struct gfar_private *priv)
{
int i = 0x0;
@@ -751,6 +754,73 @@ static unsigned int reverse_bitmap(unsigned int bit_map, unsigned int max_qs)
}
return new_bit_map;
}
+
+u32 cluster_entry_per_class(struct gfar_private *priv, u32 rqfar, u32 class)
+{
+ u32 rqfpr = FPR_FILER_MASK;
+ u32 rqfcr = 0x0;
+
+ rqfar--;
+ rqfcr = RQFCR_CLE | RQFCR_PID_MASK | RQFCR_CMP_EXACT;
+ ftp_rqfpr[rqfar] = rqfpr;
+ ftp_rqfcr[rqfar] = rqfcr;
+ gfar_write_filer(priv, rqfar, rqfcr, rqfpr);
+
+ rqfar--;
+ rqfcr = RQFCR_CMP_NOMATCH;
+ ftp_rqfpr[rqfar] = rqfpr;
+ ftp_rqfcr[rqfar] = rqfcr;
+ gfar_write_filer(priv, rqfar, rqfcr, rqfpr);
+
+ rqfar--;
+ rqfcr = RQFCR_CMP_EXACT | RQFCR_PID_PARSE | RQFCR_CLE | RQFCR_AND;
+ rqfpr = class;
+ ftp_rqfcr[rqfar] = rqfcr;
+ ftp_rqfpr[rqfar] = rqfpr;
+ gfar_write_filer(priv, rqfar, rqfcr, rqfpr);
+
+ rqfar--;
+ rqfcr = RQFCR_CMP_EXACT | RQFCR_PID_MASK | RQFCR_AND;
+ rqfpr = class;
+ ftp_rqfcr[rqfar] = rqfcr;
+ ftp_rqfpr[rqfar] = rqfpr;
+ gfar_write_filer(priv, rqfar, rqfcr, rqfpr);
+
+ return rqfar;
+}
+
+static void gfar_init_filer_table(struct gfar_private *priv)
+{
+ int i = 0x0;
+ u32 rqfar = MAX_FILER_IDX;
+ u32 rqfcr = 0x0;
+ u32 rqfpr = FPR_FILER_MASK;
+
+ /* ...
