2 * Copyright (c) 2013-2016 Qlogic Corporation
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
16 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
19 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
20 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
21 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
22 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
23 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
24 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
25 * POSSIBILITY OF SUCH DAMAGE.
32 * Author : David C Somayajulu, Qlogic Corporation, Aliso Viejo, CA 92656.
38 #define BIT_0 (0x1 << 0)
39 #define BIT_1 (0x1 << 1)
40 #define BIT_2 (0x1 << 2)
41 #define BIT_3 (0x1 << 3)
42 #define BIT_4 (0x1 << 4)
43 #define BIT_5 (0x1 << 5)
44 #define BIT_6 (0x1 << 6)
45 #define BIT_7 (0x1 << 7)
46 #define BIT_8 (0x1 << 8)
47 #define BIT_9 (0x1 << 9)
48 #define BIT_10 (0x1 << 10)
49 #define BIT_11 (0x1 << 11)
50 #define BIT_12 (0x1 << 12)
51 #define BIT_13 (0x1 << 13)
52 #define BIT_14 (0x1 << 14)
53 #define BIT_15 (0x1 << 15)
54 #define BIT_16 (0x1 << 16)
55 #define BIT_17 (0x1 << 17)
56 #define BIT_18 (0x1 << 18)
57 #define BIT_19 (0x1 << 19)
58 #define BIT_20 (0x1 << 20)
59 #define BIT_21 (0x1 << 21)
60 #define BIT_22 (0x1 << 22)
61 #define BIT_23 (0x1 << 23)
62 #define BIT_24 (0x1 << 24)
63 #define BIT_25 (0x1 << 25)
64 #define BIT_26 (0x1 << 26)
65 #define BIT_27 (0x1 << 27)
66 #define BIT_28 (0x1 << 28)
67 #define BIT_29 (0x1 << 29)
68 #define BIT_30 (0x1 << 30)
69 #define BIT_31 (0x1 << 31)
78 typedef struct qla_rx_buf qla_rx_buf_t;
81 qla_rx_buf_t rx_buf[NUM_RX_DESCRIPTORS];
83 typedef struct qla_rx_ring qla_rx_ring_t;
89 typedef struct qla_tx_buf qla_tx_buf_t;
91 #define QLA_MAX_SEGMENTS 62 /* maximum # of segs in a sg list */
92 #define QLA_MAX_MTU 9000
93 #define QLA_STD_FRAME_SIZE 1514
94 #define QLA_MAX_TSO_FRAME_SIZE ((64 * 1024 - 1) + 22)
96 /* Number of MSIX/MSI Vectors required */
101 struct resource *irq;
106 typedef struct qla_ivec qla_ivec_t;
108 #define QLA_WATCHDOG_CALLOUT_TICKS 1
110 typedef struct _qla_tx_ring {
111 qla_tx_buf_t tx_buf[NUM_TX_DESCRIPTORS];
115 typedef struct _qla_tx_fp {
117 char tx_mtx_name[32];
118 struct buf_ring *tx_br;
120 struct taskqueue *fp_taskqueue;
126 * Adapter structure contains the hardware independent information of the
134 qla_watchdog_active :1,
135 qla_watchdog_exit :1,
136 qla_watchdog_pause :1,
142 volatile uint32_t qla_watchdog_exited;
143 volatile uint32_t qla_watchdog_paused;
144 volatile uint32_t qla_initiate_recovery;
148 uint16_t watchdog_ticks;
153 struct cdev *ioctl_dev;
155 /* register mapping */
156 struct resource *pci_reg;
158 struct resource *pci_reg1;
162 struct resource *mbx_irq;
168 qla_ivec_t irq_vec[MAX_SDS_RINGS];
171 bus_dma_tag_t parent_tag;
173 /* interface to o.s */
176 struct ifmedia media;
177 uint16_t max_frame_size;
181 /* hardware access lock */
184 volatile uint32_t hw_lock_held;
186 /* transmit and receive buffers */
187 uint32_t txr_idx; /* index of the current tx ring */
188 qla_tx_ring_t tx_ring[NUM_TX_RINGS];
190 bus_dma_tag_t tx_tag;
191 struct callout tx_callout;
193 qla_tx_fp_t tx_fp[MAX_SDS_RINGS];
195 qla_rx_ring_t rx_ring[MAX_RDS_RINGS];
196 bus_dma_tag_t rx_tag;
197 uint32_t std_replenish;
199 qla_rx_buf_t *rxb_free;
200 uint32_t rxb_free_count;
201 volatile uint32_t posting;
204 uint32_t err_m_getcl;
205 uint32_t err_m_getjcl;
206 uint32_t err_tx_dmamap_create;
207 uint32_t err_tx_dmamap_load;
208 uint32_t err_tx_defrag;
213 uint64_t lro_pkt_count;
221 uint64_t tx_tso_frames;
222 uint64_t hw_vlan_tx_frames;
224 uint32_t fw_ver_major;
225 uint32_t fw_ver_minor;
227 uint32_t fw_ver_build;
229 /* hardware specific */
233 volatile const char *qla_lock;
234 volatile const char *qla_unlock;
237 uint8_t fw_ver_str[32];
239 /* Error Injection Related */
241 struct task err_task;
242 struct taskqueue *err_tq;
244 /* Async Event Related */
245 uint32_t async_event;
246 struct task async_event_task;
247 struct taskqueue *async_event_tq;
252 volatile uint32_t msg_from_peer;
253 #define QL_PEER_MSG_RESET 0x01
254 #define QL_PEER_MSG_ACK 0x02
257 typedef struct qla_host qla_host_t;
259 /* note that align has to be a power of 2 */
260 #define QL_ALIGN(size, align) (size + (align - 1)) & ~(align - 1);
261 #define QL_MIN(x, y) ((x < y) ? x : y)
263 #define QL_RUNNING(ifp) \
264 ((ifp->if_drv_flags & (IFF_DRV_RUNNING | IFF_DRV_OACTIVE)) == \
267 /* Return 0, if identical, else 1 */
268 #define QL_MAC_CMP(mac1, mac2) \
269 ((((*(uint32_t *) mac1) == (*(uint32_t *) mac2) && \
270 (*(uint16_t *)(mac1 + 4)) == (*(uint16_t *)(mac2 + 4)))) ? 0 : 1)
272 #endif /* #ifndef _QL_DEF_H_ */