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Subjectstaging: et131x: Make rx_ring.fbr{0,1} share a common structure
Date
Sharing a common structure by moving common structure items into
fbr_lookup.

TODO - Currently will not work if USE_FBR0 = 0 as FBR1 uses fbr[1]
which is removed in this case

Signed-off-by: Mark Einon <mark.einon@gmail.com>
---
drivers/staging/et131x/et131x.c | 293 +++++++++++++++++++--------------------
1 files changed, 140 insertions(+), 153 deletions(-)
diff --git a/drivers/staging/et131x/et131x.c b/drivers/staging/et131x/et131x.c
index 14f54e4..0bc3e04 100644
--- a/drivers/staging/et131x/et131x.c
+++ b/drivers/staging/et131x/et131x.c
@@ -185,13 +185,7 @@ MODULE_DESCRIPTION("10/100/1000 Base-T Ethernet Driver "
#define PARM_DMA_CACHE_DEF 0

/* RX defines */
-#define USE_FBR0 true
-
-#ifdef USE_FBR0
-/* #define FBR0_BUFFER_SIZE 256 */
-#endif
-
-/* #define FBR1_BUFFER_SIZE 2048 */
+#define USE_FBR0 1

#define FBR_CHUNKS 32

@@ -200,14 +194,16 @@ MODULE_DESCRIPTION("10/100/1000 Base-T Ethernet Driver "
/* number of RFDs - default and min */
#ifdef USE_FBR0
#define RFD_LOW_WATER_MARK 40
-#define NIC_MIN_NUM_RFD 64
#define NIC_DEFAULT_NUM_RFD 1024
+#define NUM_FBRS 2
#else
#define RFD_LOW_WATER_MARK 20
-#define NIC_MIN_NUM_RFD 64
#define NIC_DEFAULT_NUM_RFD 256
+#define NUM_FBRS 1
#endif

+#define NIC_MIN_NUM_RFD 64
+
#define NUM_PACKETS_HANDLED 256

#define ALCATEL_BAD_STATUS 0xe47f0000
@@ -303,14 +299,24 @@ struct rx_status_block {
};

/*
- * Structure for look-up table holding free buffer ring pointers
+ * Structure for look-up table holding free buffer ring pointers, addresses
+ * and state.
*/
struct fbr_lookup {
- void *virt[MAX_DESC_PER_RING_RX];
- void *buffer1[MAX_DESC_PER_RING_RX];
- void *buffer2[MAX_DESC_PER_RING_RX];
- u32 bus_high[MAX_DESC_PER_RING_RX];
- u32 bus_low[MAX_DESC_PER_RING_RX];
+ void *virt[MAX_DESC_PER_RING_RX];
+ void *buffer1[MAX_DESC_PER_RING_RX];
+ void *buffer2[MAX_DESC_PER_RING_RX];
+ u32 bus_high[MAX_DESC_PER_RING_RX];
+ u32 bus_low[MAX_DESC_PER_RING_RX];
+ void *ring_virtaddr;
+ dma_addr_t ring_physaddr;
+ void *mem_virtaddrs[MAX_DESC_PER_RING_RX / FBR_CHUNKS];
+ dma_addr_t mem_physaddrs[MAX_DESC_PER_RING_RX / FBR_CHUNKS];
+ uint64_t real_physaddr;
+ uint64_t offset;
+ u32 local_full;
+ u32 num_entries;
+ u32 buffsize;
};

/*
@@ -318,27 +324,7 @@ struct fbr_lookup {
* reference(s) to the rings
*/
struct rx_ring {
-#ifdef USE_FBR0
- void *fbr0_ring_virtaddr;
- dma_addr_t fbr0_ring_physaddr;
- void *fbr0_mem_virtaddrs[MAX_DESC_PER_RING_RX / FBR_CHUNKS];
- dma_addr_t fbr0_mem_physaddrs[MAX_DESC_PER_RING_RX / FBR_CHUNKS];
- uint64_t fbr0_real_physaddr;
- uint64_t fbr0_offset;
- u32 local_fbr0_full;
- u32 fbr0_num_entries;
- u32 fbr0_buffsize;
-#endif
- void *fbr1_ring_virtaddr;
- dma_addr_t fbr1_ring_physaddr;
- void *fbr1_mem_virtaddrs[MAX_DESC_PER_RING_RX / FBR_CHUNKS];
- dma_addr_t fbr1_mem_physaddrs[MAX_DESC_PER_RING_RX / FBR_CHUNKS];
- uint64_t fbr1_real_physaddr;
- uint64_t fbr1_offset;
- struct fbr_lookup *fbr[2]; /* One per ring */
- u32 local_fbr1_full;
- u32 fbr1_num_entries;
- u32 fbr1_buffsize;
+ struct fbr_lookup *fbr[NUM_FBRS];

void *ps_ring_virtaddr;
dma_addr_t ps_ring_physaddr;
@@ -1945,40 +1931,40 @@ int et131x_rx_dma_memory_alloc(struct et131x_adapter *adapter)

if (adapter->registry_jumbo_packet < 2048) {
#ifdef USE_FBR0
- rx_ring->fbr0_buffsize = 256;
- rx_ring->fbr0_num_entries = 512;
+ rx_ring->fbr[0]->buffsize = 256;
+ rx_ring->fbr[0]->num_entries = 512;
#endif
- rx_ring->fbr1_buffsize = 2048;
- rx_ring->fbr1_num_entries = 512;
+ rx_ring->fbr[1]->buffsize = 2048;
+ rx_ring->fbr[1]->num_entries = 512;
} else if (adapter->registry_jumbo_packet < 4096) {
#ifdef USE_FBR0
- rx_ring->fbr0_buffsize = 512;
- rx_ring->fbr0_num_entries = 1024;
+ rx_ring->fbr[0]->buffsize = 512;
+ rx_ring->fbr[0]->num_entries = 1024;
#endif
- rx_ring->fbr1_buffsize = 4096;
- rx_ring->fbr1_num_entries = 512;
+ rx_ring->fbr[1]->buffsize = 4096;
+ rx_ring->fbr[1]->num_entries = 512;
} else {
#ifdef USE_FBR0
- rx_ring->fbr0_buffsize = 1024;
- rx_ring->fbr0_num_entries = 768;
+ rx_ring->fbr[0]->buffsize = 1024;
+ rx_ring->fbr[0]->num_entries = 768;
#endif
- rx_ring->fbr1_buffsize = 16384;
- rx_ring->fbr1_num_entries = 128;
+ rx_ring->fbr[1]->buffsize = 16384;
+ rx_ring->fbr[1]->num_entries = 128;
}

#ifdef USE_FBR0
- adapter->rx_ring.psr_num_entries = adapter->rx_ring.fbr0_num_entries +
- adapter->rx_ring.fbr1_num_entries;
+ adapter->rx_ring.psr_num_entries = adapter->rx_ring.fbr[0]->num_entries +
+ adapter->rx_ring.fbr[1]->num_entries;
#else
- adapter->rx_ring.psr_num_entries = adapter->rx_ring.fbr1_num_entries;
+ adapter->rx_ring.psr_num_entries = adapter->rx_ring.fbr[1]->num_entries;
#endif

/* Allocate an area of memory for Free Buffer Ring 1 */
- bufsize = (sizeof(struct fbr_desc) * rx_ring->fbr1_num_entries) + 0xfff;
- rx_ring->fbr1_ring_virtaddr = pci_alloc_consistent(adapter->pdev,
+ bufsize = (sizeof(struct fbr_desc) * rx_ring->fbr[1]->num_entries) + 0xfff;
+ rx_ring->fbr[1]->ring_virtaddr = pci_alloc_consistent(adapter->pdev,
bufsize,
- &rx_ring->fbr1_ring_physaddr);
- if (!rx_ring->fbr1_ring_virtaddr) {
+ &rx_ring->fbr[1]->ring_physaddr);
+ if (!rx_ring->fbr[1]->ring_virtaddr) {
dev_err(&adapter->pdev->dev,
"Cannot alloc memory for Free Buffer Ring 1\n");
return -ENOMEM;
@@ -1991,24 +1977,24 @@ int et131x_rx_dma_memory_alloc(struct et131x_adapter *adapter)
* are ever returned, make sure the high part is retrieved here
* before storing the adjusted address.
*/
- rx_ring->fbr1_real_physaddr = rx_ring->fbr1_ring_physaddr;
+ rx_ring->fbr[1]->real_physaddr = rx_ring->fbr[1]->ring_physaddr;

/* Align Free Buffer Ring 1 on a 4K boundary */
et131x_align_allocated_memory(adapter,
- &rx_ring->fbr1_real_physaddr,
- &rx_ring->fbr1_offset, 0x0FFF);
+ &rx_ring->fbr[1]->real_physaddr,
+ &rx_ring->fbr[1]->offset, 0x0FFF);

- rx_ring->fbr1_ring_virtaddr =
- (void *)((u8 *) rx_ring->fbr1_ring_virtaddr +
- rx_ring->fbr1_offset);
+ rx_ring->fbr[1]->ring_virtaddr =
+ (void *)((u8 *) rx_ring->fbr[1]->ring_virtaddr +
+ rx_ring->fbr[1]->offset);

#ifdef USE_FBR0
/* Allocate an area of memory for Free Buffer Ring 0 */
- bufsize = (sizeof(struct fbr_desc) * rx_ring->fbr0_num_entries) + 0xfff;
- rx_ring->fbr0_ring_virtaddr = pci_alloc_consistent(adapter->pdev,
+ bufsize = (sizeof(struct fbr_desc) * rx_ring->fbr[0]->num_entries) + 0xfff;
+ rx_ring->fbr[0]->ring_virtaddr = pci_alloc_consistent(adapter->pdev,
bufsize,
- &rx_ring->fbr0_ring_physaddr);
- if (!rx_ring->fbr0_ring_virtaddr) {
+ &rx_ring->fbr[0]->ring_physaddr);
+ if (!rx_ring->fbr[0]->ring_virtaddr) {
dev_err(&adapter->pdev->dev,
"Cannot alloc memory for Free Buffer Ring 0\n");
return -ENOMEM;
@@ -2021,18 +2007,18 @@ int et131x_rx_dma_memory_alloc(struct et131x_adapter *adapter)
* are ever returned, make sure the high part is retrieved here before
* storing the adjusted address.
*/
- rx_ring->fbr0_real_physaddr = rx_ring->fbr0_ring_physaddr;
+ rx_ring->fbr[0]->real_physaddr = rx_ring->fbr[0]->ring_physaddr;

/* Align Free Buffer Ring 0 on a 4K boundary */
et131x_align_allocated_memory(adapter,
- &rx_ring->fbr0_real_physaddr,
- &rx_ring->fbr0_offset, 0x0FFF);
+ &rx_ring->fbr[0]->real_physaddr,
+ &rx_ring->fbr[0]->offset, 0x0FFF);

- rx_ring->fbr0_ring_virtaddr =
- (void *)((u8 *) rx_ring->fbr0_ring_virtaddr +
- rx_ring->fbr0_offset);
+ rx_ring->fbr[0]->ring_virtaddr =
+ (void *)((u8 *) rx_ring->fbr[0]->ring_virtaddr +
+ rx_ring->fbr[0]->offset);
#endif
- for (i = 0; i < (rx_ring->fbr1_num_entries / FBR_CHUNKS); i++) {
+ for (i = 0; i < (rx_ring->fbr[1]->num_entries / FBR_CHUNKS); i++) {
u64 fbr1_offset;
u64 fbr1_tmp_physaddr;
u32 fbr1_align;
@@ -2044,25 +2030,25 @@ int et131x_rx_dma_memory_alloc(struct et131x_adapter *adapter)
* the size of FBR0. By allocating N buffers at once, we
* reduce this overhead.
*/
- if (rx_ring->fbr1_buffsize > 4096)
+ if (rx_ring->fbr[1]->buffsize > 4096)
fbr1_align = 4096;
else
- fbr1_align = rx_ring->fbr1_buffsize;
+ fbr1_align = rx_ring->fbr[1]->buffsize;

fbr_chunksize =
- (FBR_CHUNKS * rx_ring->fbr1_buffsize) + fbr1_align - 1;
- rx_ring->fbr1_mem_virtaddrs[i] =
+ (FBR_CHUNKS * rx_ring->fbr[1]->buffsize) + fbr1_align - 1;
+ rx_ring->fbr[1]->mem_virtaddrs[i] =
pci_alloc_consistent(adapter->pdev, fbr_chunksize,
- &rx_ring->fbr1_mem_physaddrs[i]);
+ &rx_ring->fbr[1]->mem_physaddrs[i]);

- if (!rx_ring->fbr1_mem_virtaddrs[i]) {
+ if (!rx_ring->fbr[1]->mem_virtaddrs[i]) {
dev_err(&adapter->pdev->dev,
"Could not alloc memory\n");
return -ENOMEM;
}

/* See NOTE in "Save Physical Address" comment above */
- fbr1_tmp_physaddr = rx_ring->fbr1_mem_physaddrs[i];
+ fbr1_tmp_physaddr = rx_ring->fbr[1]->mem_physaddrs[i];

et131x_align_allocated_memory(adapter,
&fbr1_tmp_physaddr,
@@ -2075,8 +2061,8 @@ int et131x_rx_dma_memory_alloc(struct et131x_adapter *adapter)
* access later
*/
rx_ring->fbr[1]->virt[index] =
- (u8 *) rx_ring->fbr1_mem_virtaddrs[i] +
- (j * rx_ring->fbr1_buffsize) + fbr1_offset;
+ (u8 *) rx_ring->fbr[1]->mem_virtaddrs[i] +
+ (j * rx_ring->fbr[1]->buffsize) + fbr1_offset;

/* now store the physical address in the descriptor
* so the device can access it
@@ -2086,7 +2072,7 @@ int et131x_rx_dma_memory_alloc(struct et131x_adapter *adapter)
rx_ring->fbr[1]->bus_low[index] =
(u32) fbr1_tmp_physaddr;

- fbr1_tmp_physaddr += rx_ring->fbr1_buffsize;
+ fbr1_tmp_physaddr += rx_ring->fbr[1]->buffsize;

rx_ring->fbr[1]->buffer1[index] =
rx_ring->fbr[1]->virt[index];
@@ -2097,43 +2083,43 @@ int et131x_rx_dma_memory_alloc(struct et131x_adapter *adapter)

#ifdef USE_FBR0
/* Same for FBR0 (if in use) */
- for (i = 0; i < (rx_ring->fbr0_num_entries / FBR_CHUNKS); i++) {
+ for (i = 0; i < (rx_ring->fbr[0]->num_entries / FBR_CHUNKS); i++) {
u64 fbr0_offset;
u64 fbr0_tmp_physaddr;

fbr_chunksize =
- ((FBR_CHUNKS + 1) * rx_ring->fbr0_buffsize) - 1;
- rx_ring->fbr0_mem_virtaddrs[i] =
+ ((FBR_CHUNKS + 1) * rx_ring->fbr[0]->buffsize) - 1;
+ rx_ring->fbr[0]->mem_virtaddrs[i] =
pci_alloc_consistent(adapter->pdev, fbr_chunksize,
- &rx_ring->fbr0_mem_physaddrs[i]);
+ &rx_ring->fbr[0]->mem_physaddrs[i]);

- if (!rx_ring->fbr0_mem_virtaddrs[i]) {
+ if (!rx_ring->fbr[0]->mem_virtaddrs[i]) {
dev_err(&adapter->pdev->dev,
"Could not alloc memory\n");
return -ENOMEM;
}

/* See NOTE in "Save Physical Address" comment above */
- fbr0_tmp_physaddr = rx_ring->fbr0_mem_physaddrs[i];
+ fbr0_tmp_physaddr = rx_ring->fbr[0]->mem_physaddrs[i];

et131x_align_allocated_memory(adapter,
&fbr0_tmp_physaddr,
&fbr0_offset,
- rx_ring->fbr0_buffsize - 1);
+ rx_ring->fbr[0]->buffsize - 1);

for (j = 0; j < FBR_CHUNKS; j++) {
u32 index = (i * FBR_CHUNKS) + j;

rx_ring->fbr[0]->virt[index] =
- (u8 *) rx_ring->fbr0_mem_virtaddrs[i] +
- (j * rx_ring->fbr0_buffsize) + fbr0_offset;
+ (u8 *) rx_ring->fbr[0]->mem_virtaddrs[i] +
+ (j * rx_ring->fbr[0]->buffsize) + fbr0_offset;

rx_ring->fbr[0]->bus_high[index] =
(u32) (fbr0_tmp_physaddr >> 32);
rx_ring->fbr[0]->bus_low[index] =
(u32) fbr0_tmp_physaddr;

- fbr0_tmp_physaddr += rx_ring->fbr0_buffsize;
+ fbr0_tmp_physaddr += rx_ring->fbr[0]->buffsize;

rx_ring->fbr[0]->buffer1[index] =
rx_ring->fbr[0]->virt[index];
@@ -2228,78 +2214,78 @@ void et131x_rx_dma_memory_free(struct et131x_adapter *adapter)
}

/* Free Free Buffer Ring 1 */
- if (rx_ring->fbr1_ring_virtaddr) {
+ if (rx_ring->fbr[1]->ring_virtaddr) {
/* First the packet memory */
for (index = 0; index <
- (rx_ring->fbr1_num_entries / FBR_CHUNKS); index++) {
- if (rx_ring->fbr1_mem_virtaddrs[index]) {
+ (rx_ring->fbr[1]->num_entries / FBR_CHUNKS); index++) {
+ if (rx_ring->fbr[1]->mem_virtaddrs[index]) {
u32 fbr1_align;

- if (rx_ring->fbr1_buffsize > 4096)
+ if (rx_ring->fbr[1]->buffsize > 4096)
fbr1_align = 4096;
else
- fbr1_align = rx_ring->fbr1_buffsize;
+ fbr1_align = rx_ring->fbr[1]->buffsize;

bufsize =
- (rx_ring->fbr1_buffsize * FBR_CHUNKS) +
+ (rx_ring->fbr[1]->buffsize * FBR_CHUNKS) +
fbr1_align - 1;

pci_free_consistent(adapter->pdev,
bufsize,
- rx_ring->fbr1_mem_virtaddrs[index],
- rx_ring->fbr1_mem_physaddrs[index]);
+ rx_ring->fbr[1]->mem_virtaddrs[index],
+ rx_ring->fbr[1]->mem_physaddrs[index]);

- rx_ring->fbr1_mem_virtaddrs[index] = NULL;
+ rx_ring->fbr[1]->mem_virtaddrs[index] = NULL;
}
}

/* Now the FIFO itself */
- rx_ring->fbr1_ring_virtaddr = (void *)((u8 *)
- rx_ring->fbr1_ring_virtaddr - rx_ring->fbr1_offset);
+ rx_ring->fbr[1]->ring_virtaddr = (void *)((u8 *)
+ rx_ring->fbr[1]->ring_virtaddr - rx_ring->fbr[1]->offset);

- bufsize = (sizeof(struct fbr_desc) * rx_ring->fbr1_num_entries)
+ bufsize = (sizeof(struct fbr_desc) * rx_ring->fbr[1]->num_entries)
+ 0xfff;

pci_free_consistent(adapter->pdev, bufsize,
- rx_ring->fbr1_ring_virtaddr,
- rx_ring->fbr1_ring_physaddr);
+ rx_ring->fbr[1]->ring_virtaddr,
+ rx_ring->fbr[1]->ring_physaddr);

- rx_ring->fbr1_ring_virtaddr = NULL;
+ rx_ring->fbr[1]->ring_virtaddr = NULL;
}

#ifdef USE_FBR0
/* Now the same for Free Buffer Ring 0 */
- if (rx_ring->fbr0_ring_virtaddr) {
+ if (rx_ring->fbr[0]->ring_virtaddr) {
/* First the packet memory */
for (index = 0; index <
- (rx_ring->fbr0_num_entries / FBR_CHUNKS); index++) {
- if (rx_ring->fbr0_mem_virtaddrs[index]) {
+ (rx_ring->fbr[0]->num_entries / FBR_CHUNKS); index++) {
+ if (rx_ring->fbr[0]->mem_virtaddrs[index]) {
bufsize =
- (rx_ring->fbr0_buffsize *
+ (rx_ring->fbr[0]->buffsize *
(FBR_CHUNKS + 1)) - 1;

pci_free_consistent(adapter->pdev,
bufsize,
- rx_ring->fbr0_mem_virtaddrs[index],
- rx_ring->fbr0_mem_physaddrs[index]);
+ rx_ring->fbr[0]->mem_virtaddrs[index],
+ rx_ring->fbr[0]->mem_physaddrs[index]);

- rx_ring->fbr0_mem_virtaddrs[index] = NULL;
+ rx_ring->fbr[0]->mem_virtaddrs[index] = NULL;
}
}

/* Now the FIFO itself */
- rx_ring->fbr0_ring_virtaddr = (void *)((u8 *)
- rx_ring->fbr0_ring_virtaddr - rx_ring->fbr0_offset);
+ rx_ring->fbr[0]->ring_virtaddr = (void *)((u8 *)
+ rx_ring->fbr[0]->ring_virtaddr - rx_ring->fbr[0]->offset);

- bufsize = (sizeof(struct fbr_desc) * rx_ring->fbr0_num_entries)
+ bufsize = (sizeof(struct fbr_desc) * rx_ring->fbr[0]->num_entries)
+ 0xfff;

pci_free_consistent(adapter->pdev,
bufsize,
- rx_ring->fbr0_ring_virtaddr,
- rx_ring->fbr0_ring_physaddr);
+ rx_ring->fbr[0]->ring_virtaddr,
+ rx_ring->fbr[0]->ring_physaddr);

- rx_ring->fbr0_ring_virtaddr = NULL;
+ rx_ring->fbr[0]->ring_virtaddr = NULL;
}
#endif

@@ -2445,8 +2431,8 @@ void et131x_config_rx_dma_regs(struct et131x_adapter *adapter)
rx_local->local_psr_full = 0;

/* Now's the best time to initialize FBR1 contents */
- fbr_entry = (struct fbr_desc *) rx_local->fbr1_ring_virtaddr;
- for (entry = 0; entry < rx_local->fbr1_num_entries; entry++) {
+ fbr_entry = (struct fbr_desc *) rx_local->fbr[1]->ring_virtaddr;
+ for (entry = 0; entry < rx_local->fbr[1]->num_entries; entry++) {
fbr_entry->addr_hi = rx_local->fbr[1]->bus_high[entry];
fbr_entry->addr_lo = rx_local->fbr[1]->bus_low[entry];
fbr_entry->word2 = entry;
@@ -2456,42 +2442,42 @@ void et131x_config_rx_dma_regs(struct et131x_adapter *adapter)
/* Set the address and parameters of Free buffer ring 1 (and 0 if
* required) into the 1310's registers
*/
- writel((u32) (rx_local->fbr1_real_physaddr >> 32),
+ writel((u32) (rx_local->fbr[1]->real_physaddr >> 32),
&rx_dma->fbr1_base_hi);
- writel((u32) rx_local->fbr1_real_physaddr, &rx_dma->fbr1_base_lo);
- writel(rx_local->fbr1_num_entries - 1, &rx_dma->fbr1_num_des);
+ writel((u32) rx_local->fbr[1]->real_physaddr, &rx_dma->fbr1_base_lo);
+ writel(rx_local->fbr[1]->num_entries - 1, &rx_dma->fbr1_num_des);
writel(ET_DMA10_WRAP, &rx_dma->fbr1_full_offset);

/* This variable tracks the free buffer ring 1 full position, so it
* has to match the above.
*/
- rx_local->local_fbr1_full = ET_DMA10_WRAP;
+ rx_local->fbr[1]->local_full = ET_DMA10_WRAP;
writel(
- ((rx_local->fbr1_num_entries * LO_MARK_PERCENT_FOR_RX) / 100) - 1,
+ ((rx_local->fbr[1]->num_entries * LO_MARK_PERCENT_FOR_RX) / 100) - 1,
&rx_dma->fbr1_min_des);

#ifdef USE_FBR0
/* Now's the best time to initialize FBR0 contents */
- fbr_entry = (struct fbr_desc *) rx_local->fbr0_ring_virtaddr;
- for (entry = 0; entry < rx_local->fbr0_num_entries; entry++) {
+ fbr_entry = (struct fbr_desc *) rx_local->fbr[0]->ring_virtaddr;
+ for (entry = 0; entry < rx_local->fbr[0]->num_entries; entry++) {
fbr_entry->addr_hi = rx_local->fbr[0]->bus_high[entry];
fbr_entry->addr_lo = rx_local->fbr[0]->bus_low[entry];
fbr_entry->word2 = entry;
fbr_entry++;
}

- writel((u32) (rx_local->fbr0_real_physaddr >> 32),
+ writel((u32) (rx_local->fbr[0]->real_physaddr >> 32),
&rx_dma->fbr0_base_hi);
- writel((u32) rx_local->fbr0_real_physaddr, &rx_dma->fbr0_base_lo);
- writel(rx_local->fbr0_num_entries - 1, &rx_dma->fbr0_num_des);
+ writel((u32) rx_local->fbr[0]->real_physaddr, &rx_dma->fbr0_base_lo);
+ writel(rx_local->fbr[0]->num_entries - 1, &rx_dma->fbr0_num_des);
writel(ET_DMA10_WRAP, &rx_dma->fbr0_full_offset);

/* This variable tracks the free buffer ring 0 full position, so it
* has to match the above.
*/
- rx_local->local_fbr0_full = ET_DMA10_WRAP;
+ rx_local->fbr[0]->local_full = ET_DMA10_WRAP;
writel(
- ((rx_local->fbr0_num_entries * LO_MARK_PERCENT_FOR_RX) / 100) - 1,
+ ((rx_local->fbr[0]->num_entries * LO_MARK_PERCENT_FOR_RX) / 100) - 1,
&rx_dma->fbr0_min_des);
#endif

@@ -2550,15 +2536,15 @@ static void nic_return_rfd(struct et131x_adapter *adapter, struct rfd *rfd)
*/
if (
#ifdef USE_FBR0
- (ring_index == 0 && buff_index < rx_local->fbr0_num_entries) ||
+ (ring_index == 0 && buff_index < rx_local->fbr[0]->num_entries) ||
#endif
- (ring_index == 1 && buff_index < rx_local->fbr1_num_entries)) {
+ (ring_index == 1 && buff_index < rx_local->fbr[1]->num_entries)) {
spin_lock_irqsave(&adapter->fbr_lock, flags);

if (ring_index == 1) {
struct fbr_desc *next =
- (struct fbr_desc *) (rx_local->fbr1_ring_virtaddr) +
- INDEX10(rx_local->local_fbr1_full);
+ (struct fbr_desc *) (rx_local->fbr[1]->ring_virtaddr) +
+ INDEX10(rx_local->fbr[1]->local_full);

/* Handle the Free Buffer Ring advancement here. Write
* the PA / Buffer Index for the returned buffer into
@@ -2568,15 +2554,15 @@ static void nic_return_rfd(struct et131x_adapter *adapter, struct rfd *rfd)
next->addr_lo = rx_local->fbr[1]->bus_low[buff_index];
next->word2 = buff_index;

- writel(bump_free_buff_ring(&rx_local->local_fbr1_full,
- rx_local->fbr1_num_entries - 1),
+ writel(bump_free_buff_ring(&rx_local->fbr[1]->local_full,
+ rx_local->fbr[1]->num_entries - 1),
&rx_dma->fbr1_full_offset);
}
#ifdef USE_FBR0
else {
struct fbr_desc *next = (struct fbr_desc *)
- rx_local->fbr0_ring_virtaddr +
- INDEX10(rx_local->local_fbr0_full);
+ rx_local->fbr[0]->ring_virtaddr +
+ INDEX10(rx_local->fbr[0]->local_full);

/* Handle the Free Buffer Ring advancement here. Write
* the PA / Buffer Index for the returned buffer into
@@ -2586,8 +2572,9 @@ static void nic_return_rfd(struct et131x_adapter *adapter, struct rfd *rfd)
next->addr_lo = rx_local->fbr[0]->bus_low[buff_index];
next->word2 = buff_index;

- writel(bump_free_buff_ring(&rx_local->local_fbr0_full,
- rx_local->fbr0_num_entries - 1),
+ writel(bump_free_buff_ring(
+ &rx_local->fbr[0]->local_full,
+ rx_local->fbr[0]->num_entries - 1),
&rx_dma->fbr0_full_offset);
}
#endif
@@ -2637,19 +2624,19 @@ void et131x_rx_dma_enable(struct et131x_adapter *adapter)
/* Setup the receive dma configuration register for normal operation */
u32 csr = 0x2000; /* FBR1 enable */

- if (adapter->rx_ring.fbr1_buffsize == 4096)
+ if (adapter->rx_ring.fbr[1]->buffsize == 4096)
csr |= 0x0800;
- else if (adapter->rx_ring.fbr1_buffsize == 8192)
+ else if (adapter->rx_ring.fbr[1]->buffsize == 8192)
csr |= 0x1000;
- else if (adapter->rx_ring.fbr1_buffsize == 16384)
+ else if (adapter->rx_ring.fbr[1]->buffsize == 16384)
csr |= 0x1800;
#ifdef USE_FBR0
csr |= 0x0400; /* FBR0 enable */
- if (adapter->rx_ring.fbr0_buffsize == 256)
+ if (adapter->rx_ring.fbr[0]->buffsize == 256)
csr |= 0x0100;
- else if (adapter->rx_ring.fbr0_buffsize == 512)
+ else if (adapter->rx_ring.fbr[0]->buffsize == 512)
csr |= 0x0200;
- else if (adapter->rx_ring.fbr0_buffsize == 1024)
+ else if (adapter->rx_ring.fbr[0]->buffsize == 1024)
csr |= 0x0300;
#endif
writel(csr, &adapter->regs->rxdma.csr);
@@ -2750,11 +2737,11 @@ static struct rfd *nic_rx_pkts(struct et131x_adapter *adapter)
#ifdef USE_FBR0
if (ring_index > 1 ||
(ring_index == 0 &&
- buff_index > rx_local->fbr0_num_entries - 1) ||
+ buff_index > rx_local->fbr[0]->num_entries - 1) ||
(ring_index == 1 &&
- buff_index > rx_local->fbr1_num_entries - 1))
+ buff_index > rx_local->fbr[1]->num_entries - 1))
#else
- if (ring_index != 1 || buff_index > rx_local->fbr1_num_entries - 1)
+ if (ring_index != 1 || buff_index > rx_local->fbr[1]->num_entries - 1)
#endif
{
/* Illegal buffer or ring index cannot be used by S/W*/
--
1.7.6.4


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