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path: root/drivers/net/ethernet/broadcom/bnxt/bnxt.h
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Diffstat (limited to 'drivers/net/ethernet/broadcom/bnxt/bnxt.h')
-rw-r--r--drivers/net/ethernet/broadcom/bnxt/bnxt.h15
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.h b/drivers/net/ethernet/broadcom/bnxt/bnxt.h
index ec04c47172b7..8b823ff558ff 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.h
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.h
@@ -407,6 +407,15 @@ struct rx_tpa_end_cmp_ext {
#define BNXT_PAGE_SIZE (1 << BNXT_PAGE_SHIFT)
+/* The RXBD length is 16-bit so we can only support page sizes < 64K */
+#if (PAGE_SHIFT > 15)
+#define BNXT_RX_PAGE_SHIFT 15
+#else
+#define BNXT_RX_PAGE_SHIFT PAGE_SHIFT
+#endif
+
+#define BNXT_RX_PAGE_SIZE (1 << BNXT_RX_PAGE_SHIFT)
+
#define BNXT_MIN_PKT_SIZE 45
#define BNXT_NUM_TESTS(bp) 0
@@ -477,6 +486,7 @@ struct rx_tpa_end_cmp_ext {
#define RING_CMP(idx) ((idx) & bp->cp_ring_mask)
#define NEXT_CMP(idx) RING_CMP(ADV_RAW_CMP(idx, 1))
+#define BNXT_HWRM_MAX_REQ_LEN (bp->hwrm_max_req_len)
#define DFLT_HWRM_CMD_TIMEOUT 500
#define HWRM_CMD_TIMEOUT (bp->hwrm_cmd_timeout)
#define HWRM_RESET_TIMEOUT ((HWRM_CMD_TIMEOUT) * 4)
@@ -505,6 +515,7 @@ struct bnxt_sw_rx_bd {
struct bnxt_sw_rx_agg_bd {
struct page *page;
+ unsigned int offset;
dma_addr_t mapping;
};
@@ -585,6 +596,9 @@ struct bnxt_rx_ring_info {
unsigned long *rx_agg_bmap;
u16 rx_agg_bmap_size;
+ struct page *rx_page;
+ unsigned int rx_page_offset;
+
dma_addr_t rx_desc_mapping[MAX_RX_PAGES];
dma_addr_t rx_agg_desc_mapping[MAX_RX_AGG_PAGES];
@@ -953,6 +967,7 @@ struct bnxt {
dma_addr_t hw_tx_port_stats_map;
int hw_port_stats_size;
+ u16 hwrm_max_req_len;
int hwrm_cmd_timeout;
struct mutex hwrm_cmd_lock; /* serialize hwrm messages */
struct hwrm_ver_get_output ver_resp;