Staging: et131x: clean up the pkt_desc_stat_t types

Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

2 files changed, 70 insertions, 119 deletions

diff --git a/drivers/staging/et131x/et1310_rx.c b/drivers/staging/et131x/et1310_rx.c
index cdc9105..a95e6c6 100644
--- a/drivers/staging/et131x/et1310_rx.c
+++ b/drivers/staging/et131x/et1310_rx.c
@@ -193,7 +193,7 @@ int et131x_rx_dma_memory_alloc(struct et131x_adapter *adapter)
 				      &rx_ring->Fbr1Realpa,
 				      &rx_ring->Fbr1offset, 0x0FFF);
 
-	rx_ring->pFbr1RingVa = (void *)((uint8_t *) rx_ring->pFbr1RingVa +
+	rx_ring->pFbr1RingVa = (void *)((u8 *) rx_ring->pFbr1RingVa +
 					rx_ring->Fbr1offset);
 
 #ifdef USE_FBR0
@@ -222,7 +222,7 @@ int et131x_rx_dma_memory_alloc(struct et131x_adapter *adapter)
 				      &rx_ring->Fbr0Realpa,
 				      &rx_ring->Fbr0offset, 0x0FFF);
 
-	rx_ring->pFbr0RingVa = (void *)((uint8_t *) rx_ring->pFbr0RingVa +
+	rx_ring->pFbr0RingVa = (void *)((u8 *) rx_ring->pFbr0RingVa +
 					rx_ring->Fbr0offset);
 #endif
 
@@ -270,7 +270,7 @@ int et131x_rx_dma_memory_alloc(struct et131x_adapter *adapter)
 			 * access later
 			 */
 			rx_ring->fbr[1]->virt[index] =
-			    (uint8_t *) rx_ring->Fbr1MemVa[i] +
+			    (u8 *) rx_ring->Fbr1MemVa[i] +
 			    (j * rx_ring->Fbr1BufferSize) + Fbr1Offset;
 
 			/* now store the physical address in the descriptor
@@ -319,7 +319,7 @@ int et131x_rx_dma_memory_alloc(struct et131x_adapter *adapter)
 			u32 index = (i * FBR_CHUNKS) + j;
 
 			rx_ring->fbr[0]->virt[index] =
-			    (uint8_t *) rx_ring->Fbr0MemVa[i] +
+			    (u8 *) rx_ring->Fbr0MemVa[i] +
 			    (j * rx_ring->Fbr0BufferSize) + Fbr0Offset;
 
 			rx_ring->fbr[0]->bus_high[index] =
@@ -338,7 +338,7 @@ int et131x_rx_dma_memory_alloc(struct et131x_adapter *adapter)
 
 	/* Allocate an area of memory for FIFO of Packet Status ring entries */
 	pktStatRingSize =
-	    sizeof(PKT_STAT_DESC_t) * adapter->RxRing.PsrNumEntries;
+	    sizeof(struct pkt_stat_desc) * adapter->RxRing.PsrNumEntries;
 
 	rx_ring->pPSRingVa = pci_alloc_consistent(adapter->pdev,
 						  pktStatRingSize,
@@ -446,7 +446,7 @@ void et131x_rx_dma_memory_free(struct et131x_adapter *adapter)
 		}
 
 		/* Now the FIFO itself */
-		rx_ring->pFbr1RingVa = (void *)((uint8_t *)
+		rx_ring->pFbr1RingVa = (void *)((u8 *)
 				rx_ring->pFbr1RingVa - rx_ring->Fbr1offset);
 
 		bufsize = (sizeof(struct fbr_desc) * rx_ring->Fbr1NumEntries)
@@ -479,7 +479,7 @@ void et131x_rx_dma_memory_free(struct et131x_adapter *adapter)
 		}
 
 		/* Now the FIFO itself */
-		rx_ring->pFbr0RingVa = (void *)((uint8_t *)
+		rx_ring->pFbr0RingVa = (void *)((u8 *)
 				rx_ring->pFbr0RingVa - rx_ring->Fbr0offset);
 
 		bufsize = (sizeof(struct fbr_desc) * rx_ring->Fbr0NumEntries)
@@ -496,7 +496,7 @@ void et131x_rx_dma_memory_free(struct et131x_adapter *adapter)
 	/* Free Packet Status Ring */
 	if (rx_ring->pPSRingVa) {
 		pktStatRingSize =
-		    sizeof(PKT_STAT_DESC_t) * adapter->RxRing.PsrNumEntries;
+		    sizeof(struct pkt_stat_desc) * adapter->RxRing.PsrNumEntries;
 
 		pci_free_consistent(adapter->pdev, pktStatRingSize,
 				    rx_ring->pPSRingVa, rx_ring->pPSRingPa);
@@ -785,16 +785,16 @@ PMP_RFD nic_rx_pkts(struct et131x_adapter *etdev)
 {
 	struct _rx_ring_t *rx_local = &etdev->RxRing;
 	struct rx_status_block *status;
-	PPKT_STAT_DESC_t psr;
+	struct pkt_stat_desc *psr;
 	PMP_RFD rfd;
 	u32 i;
-	uint8_t *buf;
+	u8 *buf;
 	unsigned long flags;
 	struct list_head *element;
-	uint8_t rindex;
-	uint16_t bindex;
+	u8 rindex;
+	u16 bindex;
 	u32 len;
-	PKT_STAT_DESC_WORD0_t Word0;
+	u32 word0;
 	u32 word1;
 
 	/* RX Status block is written by the DMA engine prior to every
@@ -810,17 +810,17 @@ PMP_RFD nic_rx_pkts(struct et131x_adapter *etdev)
 		return NULL;
 
 	/* The packet status ring indicates that data is available. */
-	psr = (PPKT_STAT_DESC_t) (rx_local->pPSRingVa) +
+	psr = (struct pkt_stat_desc *) (rx_local->pPSRingVa) +
 			(rx_local->local_psr_full & 0xFFF);
 
 	/* Grab any information that is required once the PSR is
 	 * advanced, since we can no longer rely on the memory being
 	 * accurate
 	 */
-	len = psr->word1.bits.length;
-	rindex = (uint8_t) psr->word1.bits.ri;
-	bindex = (uint16_t) psr->word1.bits.bi;
-	Word0 = psr->word0;
+	len = psr->word1 & 0xFFFF;
+	rindex = (psr->word1 >> 26) & 0x03;
+	bindex = (psr->word1 >> 16) & 0x3FF;
+	word0 = psr->word0;
 
 	/* Indicate that we have used this PSR entry. */
 	/* FIXME wrap 12 */
@@ -835,9 +835,8 @@ PMP_RFD nic_rx_pkts(struct et131x_adapter *etdev)
 	       &etdev->regs->rxdma.psr_full_offset);
 
 #ifndef USE_FBR0
-	if (rindex != 1) {
+	if (rindex != 1)
 		return NULL;
-	}
 #endif
 
 #ifdef USE_FBR0
@@ -904,8 +903,8 @@ PMP_RFD nic_rx_pkts(struct et131x_adapter *etdev)
 		}
 
 		/* Determine if this is a multicast packet coming in */
-		if ((Word0.value & ALCATEL_MULTICAST_PKT) &&
-		    !(Word0.value & ALCATEL_BROADCAST_PKT)) {
+		if ((word0 & ALCATEL_MULTICAST_PKT) &&
+		    !(word0 & ALCATEL_BROADCAST_PKT)) {
 			/* Promiscuous mode and Multicast mode are
 			 * not mutually exclusive as was first
 			 * thought.  I guess Promiscuous is just
@@ -956,7 +955,7 @@ PMP_RFD nic_rx_pkts(struct et131x_adapter *etdev)
 
 			if (len > 0)
 				etdev->Stats.multircv++;
-		} else if (Word0.value & ALCATEL_BROADCAST_PKT)
+		} else if (word0 & ALCATEL_BROADCAST_PKT)
 			etdev->Stats.brdcstrcv++;
 		else
 			/* Not sure what this counter measures in
@@ -1094,8 +1093,8 @@ void nic_return_rfd(struct et131x_adapter *etdev, PMP_RFD rfd)
 {
 	struct _rx_ring_t *rx_local = &etdev->RxRing;
 	struct rxdma_regs __iomem *rx_dma = &etdev->regs->rxdma;
-	uint16_t bi = rfd->bufferindex;
-	uint8_t ri = rfd->ringindex;
+	u16 bi = rfd->bufferindex;
+	u8 ri = rfd->ringindex;
 	unsigned long flags;
 
 	/* We don't use any of the OOB data besides status. Otherwise, we
diff --git a/drivers/staging/et131x/et1310_rx.h b/drivers/staging/et131x/et1310_rx.h
index a8915e6..28e7665 100644
--- a/drivers/staging/et131x/et1310_rx.h
+++ b/drivers/staging/et131x/et1310_rx.h
@@ -98,101 +98,53 @@ struct fbr_desc
 	u32 word2;		/* Bits 10-31 reserved, 0-9 descriptor */
 };
 
-/* Typedefs for Packet Status Ring Descriptors */
-typedef union _PKT_STAT_DESC_WORD0_t {
-	u32 value;
-	struct {
-#ifdef _BIT_FIELDS_HTOL
-		/* top 16 bits are from the Alcatel Status Word as enumerated in */
-		/* PE-MCXMAC Data Sheet IPD DS54 0210-1 (also IPD-DS80 0205-2) */
-#if 0
-		u32 asw_trunc:1;		/* bit 31(Rx frame truncated) */
-#endif
-		u32 asw_long_evt:1;	/* bit 31(Rx long event) */
-		u32 asw_VLAN_tag:1;	/* bit 30(VLAN tag detected) */
-		u32 asw_unsupported_op:1;	/* bit 29(unsupported OP code) */
-		u32 asw_pause_frame:1;	/* bit 28(is a pause frame) */
-		u32 asw_control_frame:1;	/* bit 27(is a control frame) */
-		u32 asw_dribble_nibble:1;	/* bit 26(spurious bits after EOP) */
-		u32 asw_broadcast:1;	/* bit 25(has a broadcast address) */
-		u32 asw_multicast:1;	/* bit 24(has a multicast address) */
-		u32 asw_OK:1;		/* bit 23(valid CRC + no code error) */
-		u32 asw_too_long:1;	/* bit 22(frame length > 1518 bytes) */
-		u32 asw_len_chk_err:1;	/* bit 21(frame length field incorrect) */
-		u32 asw_CRC_err:1;		/* bit 20(CRC error) */
-		u32 asw_code_err:1;	/* bit 19(one or more nibbles signalled as errors) */
-		u32 asw_false_carrier_event:1;	/* bit 18(bad carrier since last good packet) */
-		u32 asw_RX_DV_event:1;	/* bit 17(short receive event detected) */
-		u32 asw_prev_pkt_dropped:1;/* bit 16(e.g. IFG too small on previous) */
-		u32 unused:5;		/* bits 11-15 */
-		u32 vp:1;			/* bit 10(VLAN Packet) */
-		u32 jp:1;			/* bit 9(Jumbo Packet) */
-		u32 ft:1;			/* bit 8(Frame Truncated) */
-		u32 drop:1;		/* bit 7(Drop packet) */
-		u32 rxmac_error:1;		/* bit 6(RXMAC Error Indicator) */
-		u32 wol:1;			/* bit 5(WOL Event) */
-		u32 tcpp:1;		/* bit 4(TCP checksum pass) */
-		u32 tcpa:1;		/* bit 3(TCP checksum assist) */
-		u32 ipp:1;			/* bit 2(IP checksum pass) */
-		u32 ipa:1;			/* bit 1(IP checksum assist) */
-		u32 hp:1;			/* bit 0(hash pass) */
-#else
-		u32 hp:1;			/* bit 0(hash pass) */
-		u32 ipa:1;			/* bit 1(IP checksum assist) */
-		u32 ipp:1;			/* bit 2(IP checksum pass) */
-		u32 tcpa:1;		/* bit 3(TCP checksum assist) */
-		u32 tcpp:1;		/* bit 4(TCP checksum pass) */
-		u32 wol:1;			/* bit 5(WOL Event) */
-		u32 rxmac_error:1;		/* bit 6(RXMAC Error Indicator) */
-		u32 drop:1;		/* bit 7(Drop packet) */
-		u32 ft:1;			/* bit 8(Frame Truncated) */
-		u32 jp:1;			/* bit 9(Jumbo Packet) */
-		u32 vp:1;			/* bit 10(VLAN Packet) */
-		u32 unused:5;		/* bits 11-15 */
-		u32 asw_prev_pkt_dropped:1;/* bit 16(e.g. IFG too small on previous) */
-		u32 asw_RX_DV_event:1;	/* bit 17(short receive event detected) */
-		u32 asw_false_carrier_event:1;	/* bit 18(bad carrier since last good packet) */
-		u32 asw_code_err:1;	/* bit 19(one or more nibbles signalled as errors) */
-		u32 asw_CRC_err:1;		/* bit 20(CRC error) */
-		u32 asw_len_chk_err:1;	/* bit 21(frame length field incorrect) */
-		u32 asw_too_long:1;	/* bit 22(frame length > 1518 bytes) */
-		u32 asw_OK:1;		/* bit 23(valid CRC + no code error) */
-		u32 asw_multicast:1;	/* bit 24(has a multicast address) */
-		u32 asw_broadcast:1;	/* bit 25(has a broadcast address) */
-		u32 asw_dribble_nibble:1;	/* bit 26(spurious bits after EOP) */
-		u32 asw_control_frame:1;	/* bit 27(is a control frame) */
-		u32 asw_pause_frame:1;	/* bit 28(is a pause frame) */
-		u32 asw_unsupported_op:1;	/* bit 29(unsupported OP code) */
-		u32 asw_VLAN_tag:1;	/* bit 30(VLAN tag detected) */
-		u32 asw_long_evt:1;	/* bit 31(Rx long event) */
-#if 0
-		u32 asw_trunc:1;		/* bit 31(Rx frame truncated) */
-#endif
-#endif
-	} bits;
-} PKT_STAT_DESC_WORD0_t, *PPKT_STAT_WORD0_t;
-
-typedef union _PKT_STAT_DESC_WORD1_t {
-	u32 value;
-	struct {
-#ifdef _BIT_FIELDS_HTOL
-		u32 unused:4;	/* bits 28-31 */
-		u32 ri:2;		/* bits 26-27(Ring Index) */
-		u32 bi:10;		/* bits 16-25(Buffer Index) */
-		u32 length:16;	/* bit 0-15(length in bytes) */
-#else
-		u32 length:16;	/* bit 0-15(length in bytes) */
-		u32 bi:10;		/* bits 16-25(Buffer Index) */
-		u32 ri:2;		/* bits 26-27(Ring Index) */
-		u32 unused:4;	/* bits 28-31 */
-#endif
-	} bits;
-} PKT_STAT_DESC_WORD1_t, *PPKT_STAT_WORD1_t;
+/* Packet Status Ring Descriptors
+ *
+ * Word 0:
+ *
+ * top 16 bits are from the Alcatel Status Word as enumerated in
+ * PE-MCXMAC Data Sheet IPD DS54 0210-1 (also IPD-DS80 0205-2)
+ *
+ * 0: hp			hash pass
+ * 1: ipa			IP checksum assist
+ * 2: ipp			IP checksum pass
+ * 3: tcpa			TCP checksum assist
+ * 4: tcpp			TCP checksum pass
+ * 5: wol			WOL Event
+ * 6: rxmac_error		RXMAC Error Indicator
+ * 7: drop			Drop packet
+ * 8: ft			Frame Truncated
+ * 9: jp			Jumbo Packet
+ * 10: vp			VLAN Packet
+ * 11-15: unused
+ * 16: asw_prev_pkt_dropped 	e.g. IFG too small on previous
+ * 17: asw_RX_DV_event		short receive event detected
+ * 18: asw_false_carrier_event	bad carrier since last good packet
+ * 19: asw_code_err		one or more nibbles signalled as errors
+ * 20: asw_CRC_err		CRC error
+ * 21: asw_len_chk_err		frame length field incorrect
+ * 22: asw_too_long		frame length > 1518 bytes
+ * 23: asw_OK			valid CRC + no code error
+ * 24: asw_multicast		has a multicast address
+ * 25: asw_broadcast		has a broadcast address
+ * 26: asw_dribble_nibble	spurious bits after EOP
+ * 27: asw_control_frame	is a control frame
+ * 28: asw_pause_frame		is a pause frame
+ * 29: asw_unsupported_op	unsupported OP code
+ * 30: asw_VLAN_tag		VLAN tag detected
+ * 31: asw_long_evt		Rx long event
+ *
+ * Word 1:
+ * 0-15: length			length in bytes
+ * 16-25: bi			Buffer Index
+ * 26-27: ri			Ring Index
+ * 28-31: reserved
+ */
 
-typedef struct _PKT_STAT_DESC_t {
-	PKT_STAT_DESC_WORD0_t word0;
-	PKT_STAT_DESC_WORD1_t word1;
-} PKT_STAT_DESC_t, *PPKT_STAT_DESC_t;
+struct pkt_stat_desc {
+	u32 word0;
+	u32 word1;
+};
 
 /* Typedefs for the RX DMA status word */