sfc: Remove EFX_REV_SIENA_A0

The workarounds for bug 8568 and 17213 are no longer needed.
Signed-off-by: Martin Habets <habetsm.xilinx@gmail.com>
Acked-by: Edward Cree <ecree.xilinx@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/sfc/nic_common.h

@@ -15,11 +15,10 @@
 #include "ptp.h"
 
 enum {
-	/* Revisions 0-2 were Falcon A0, A1 and B0 respectively.
+	/* Revisions 0-3 were Falcon A0, A1, B0 and Siena respectively.
 	 * They are not supported by this driver but these revision numbers
 	 * form part of the ethtool API for register dumping.
 	 */
-	EFX_REV_SIENA_A0 = 3,
 	EFX_REV_HUNT_A0 = 4,
 	EFX_REV_EF100 = 5,
 };

drivers/net/ethernet/sfc/workarounds.h

@@ -12,14 +12,7 @@
  * Bug numbers are from Solarflare's Bugzilla.
  */
 
-#define EFX_WORKAROUND_SIENA(efx) (efx_nic_rev(efx) == EFX_REV_SIENA_A0)
 #define EFX_WORKAROUND_EF10(efx) (efx_nic_rev(efx) >= EFX_REV_HUNT_A0)
-#define EFX_WORKAROUND_10G(efx) 1
-
-/* Bit-bashed I2C reads cause performance drop */
-#define EFX_WORKAROUND_7884 EFX_WORKAROUND_10G
-/* Legacy interrupt storm when interrupt fifo fills */
-#define EFX_WORKAROUND_17213 EFX_WORKAROUND_SIENA
 
 /* Lockup when writing event block registers at gen2/gen3 */
 #define EFX_EF10_WORKAROUND_35388(efx)					\