summaryrefslogtreecommitdiffstats
path: root/drivers/net/ethernet/sfc/falcon/workarounds.h
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/net/ethernet/sfc/falcon/workarounds.h')
-rw-r--r--drivers/net/ethernet/sfc/falcon/workarounds.h44
1 files changed, 44 insertions, 0 deletions
diff --git a/drivers/net/ethernet/sfc/falcon/workarounds.h b/drivers/net/ethernet/sfc/falcon/workarounds.h
new file mode 100644
index 000000000000..6af800bc9633
--- /dev/null
+++ b/drivers/net/ethernet/sfc/falcon/workarounds.h
@@ -0,0 +1,44 @@
+/****************************************************************************
+ * Driver for Solarflare network controllers and boards
+ * Copyright 2006-2013 Solarflare Communications Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation, incorporated herein by reference.
+ */
+
+#ifndef EF4_WORKAROUNDS_H
+#define EF4_WORKAROUNDS_H
+
+/*
+ * Hardware workarounds.
+ * Bug numbers are from Solarflare's Bugzilla.
+ */
+
+#define EF4_WORKAROUND_FALCON_A(efx) (ef4_nic_rev(efx) <= EF4_REV_FALCON_A1)
+#define EF4_WORKAROUND_FALCON_AB(efx) (ef4_nic_rev(efx) <= EF4_REV_FALCON_B0)
+#define EF4_WORKAROUND_10G(efx) 1
+
+/* Bit-bashed I2C reads cause performance drop */
+#define EF4_WORKAROUND_7884 EF4_WORKAROUND_10G
+/* Truncated IPv4 packets can confuse the TX packet parser */
+#define EF4_WORKAROUND_15592 EF4_WORKAROUND_FALCON_AB
+
+/* Spurious parity errors in TSORT buffers */
+#define EF4_WORKAROUND_5129 EF4_WORKAROUND_FALCON_A
+/* Unaligned read request >512 bytes after aligning may break TSORT */
+#define EF4_WORKAROUND_5391 EF4_WORKAROUND_FALCON_A
+/* iSCSI parsing errors */
+#define EF4_WORKAROUND_5583 EF4_WORKAROUND_FALCON_A
+/* RX events go missing */
+#define EF4_WORKAROUND_5676 EF4_WORKAROUND_FALCON_A
+/* RX_RESET on A1 */
+#define EF4_WORKAROUND_6555 EF4_WORKAROUND_FALCON_A
+/* Increase filter depth to avoid RX_RESET */
+#define EF4_WORKAROUND_7244 EF4_WORKAROUND_FALCON_A
+/* Flushes may never complete */
+#define EF4_WORKAROUND_7803 EF4_WORKAROUND_FALCON_AB
+/* Leak overlength packets rather than free */
+#define EF4_WORKAROUND_8071 EF4_WORKAROUND_FALCON_A
+
+#endif /* EF4_WORKAROUNDS_H */