/* * Copyright 2008 Cisco Systems, Inc. All rights reserved. * Copyright 2007 Nuova Systems, Inc. All rights reserved. * * This program is free software; you may redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; version 2 of the License. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. */ #ifndef _VNIC_RQ_H_ #define _VNIC_RQ_H_ #include #include "vnic_dev.h" #include "vnic_cq.h" /* * These defines avoid symbol clash between fnic and enic (Cisco 10G Eth * Driver) when both are built with CONFIG options =y */ #define vnic_rq_desc_avail fnic_rq_desc_avail #define vnic_rq_desc_used fnic_rq_desc_used #define vnic_rq_next_desc fnic_rq_next_desc #define vnic_rq_next_index fnic_rq_next_index #define vnic_rq_next_buf_index fnic_rq_next_buf_index #define vnic_rq_post fnic_rq_post #define vnic_rq_posting_soon fnic_rq_posting_soon #define vnic_rq_return_descs fnic_rq_return_descs #define vnic_rq_service fnic_rq_service #define vnic_rq_fill fnic_rq_fill #define vnic_rq_free fnic_rq_free #define vnic_rq_alloc fnic_rq_alloc #define vnic_rq_init fnic_rq_init #define vnic_rq_error_status fnic_rq_error_status #define vnic_rq_enable fnic_rq_enable #define vnic_rq_disable fnic_rq_disable #define vnic_rq_clean fnic_rq_clean /* Receive queue control */ struct vnic_rq_ctrl { u64 ring_base; /* 0x00 */ u32 ring_size; /* 0x08 */ u32 pad0; u32 posted_index; /* 0x10 */ u32 pad1; u32 cq_index; /* 0x18 */ u32 pad2; u32 enable; /* 0x20 */ u32 pad3; u32 running; /* 0x28 */ u32 pad4; u32 fetch_index; /* 0x30 */ u32 pad5; u32 error_interrupt_enable; /* 0x38 */ u32 pad6; u32 error_interrupt_offset; /* 0x40 */ u32 pad7; u32 error_status; /* 0x48 */ u32 pad8; u32 dropped_packet_count; /* 0x50 */ u32 pad9; u32 dropped_packet_count_rc; /* 0x58 */ u32 pad10; }; /* Break the vnic_rq_buf allocations into blocks of 64 entries */ #define VNIC_RQ_BUF_BLK_ENTRIES 64 #define VNIC_RQ_BUF_BLK_SZ \ (VNIC_RQ_BUF_BLK_ENTRIES * sizeof(struct vnic_rq_buf)) #define VNIC_RQ_BUF_BLKS_NEEDED(entries) \ DIV_ROUND_UP(entries, VNIC_RQ_BUF_BLK_ENTRIES) #define VNIC_RQ_BUF_BLKS_MAX VNIC_RQ_BUF_BLKS_NEEDED(4096) struct vnic_rq_buf { struct vnic_rq_buf *next; dma_addr_t dma_addr; void *os_buf; unsigned int os_buf_index; unsigned int len; unsigned int index; void *desc; }; struct vnic_rq { unsigned int index; struct vnic_dev *vdev; struct vnic_rq_ctrl __iomem *ctrl; /* memory-mapped */ struct vnic_dev_ring ring; struct vnic_rq_buf *bufs[VNIC_RQ_BUF_BLKS_MAX]; struct vnic_rq_buf *to_use; struct vnic_rq_buf *to_clean; void *os_buf_head; unsigned int buf_index; unsigned int pkts_outstanding; }; static inline unsigned int vnic_rq_desc_avail(struct vnic_rq *rq) { /* how many does SW own? */ return rq->ring.desc_avail; } static inline unsigned int vnic_rq_desc_used(struct vnic_rq *rq) { /* how many does HW own? */ return rq->ring.desc_count - rq->ring.desc_avail - 1; } static inline void *vnic_rq_next_desc(struct vnic_rq *rq) { return rq->to_use->desc; } static inline unsigned int vnic_rq_next_index(struct vnic_rq *rq) { return rq->to_use->index; } static inline unsigned int vnic_rq_next_buf_index(struct vnic_rq *rq) { return rq->buf_index++; } static inline void vnic_rq_post(struct vnic_rq *rq, void *os_buf, unsigned int os_buf_index, dma_addr_t dma_addr, unsigned int len) { struct vnic_rq_buf *buf = rq->to_use; buf->os_buf = os_buf; buf->os_buf_index = os_buf_index; buf->dma_addr = dma_addr; buf->len = len; buf = buf->next; rq->to_u

INCLUDE_DIRECTORIES(
  ${${PROJECT_NAME}_SOURCE_DIR}/src
  )

# setting a common place to put all executable files
SET(EXECUTABLE_OUTPUT_PATH ${PROJECT_BINARY_DIR}/bin)

ADD_SUBDIRECTORY(canvas_typed)
ADD_SUBDIRECTORY(canvas_variant)
ADD_SUBDIRECTORY(decoration)
ADD_SUBDIRECTORY(demo)
ADD_SUBDIRECTORY(extension)
ADD_SUBDIRECTORY(object_controller)
ADD_SUBDIRECTORY(simple)