diff options
Diffstat (limited to 'drivers/staging/crystalhd/crystalhd_misc.h')
| -rw-r--r-- | drivers/staging/crystalhd/crystalhd_misc.h | 232 |
1 files changed, 0 insertions, 232 deletions
diff --git a/drivers/staging/crystalhd/crystalhd_misc.h b/drivers/staging/crystalhd/crystalhd_misc.h deleted file mode 100644 index 0f63827acfb4..000000000000 --- a/drivers/staging/crystalhd/crystalhd_misc.h +++ /dev/null @@ -1,232 +0,0 @@ -/*************************************************************************** - * Copyright (c) 2005-2009, Broadcom Corporation. - * - * Name: crystalhd_misc . h - * - * Description: - * BCM70012 Linux driver general purpose routines. - * Includes reg/mem read and write routines. - * - * HISTORY: - * - ********************************************************************** - * This file is part of the crystalhd device driver. - * - * This driver is free software; you can 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. - * - * This driver is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this driver. If not, see <http://www.gnu.org/licenses/>. - **********************************************************************/ - -#ifndef _CRYSTALHD_MISC_H_ -#define _CRYSTALHD_MISC_H_ - -#include "crystalhd.h" - -#include <linux/module.h> -#include <linux/kernel.h> -#include <linux/errno.h> -#include <linux/string.h> -#include <linux/ioctl.h> -#include <linux/dma-mapping.h> -#include <linux/sched.h> -#include "bc_dts_glob_lnx.h" - -/* Global log level variable defined in crystal_misc.c file */ -extern uint32_t g_linklog_level; - -/* Global element pool for all Queue management. - * TX: Active = BC_TX_LIST_CNT, Free = BC_TX_LIST_CNT. - * RX: Free = BC_RX_LIST_CNT, Active = 2 - * FW-CMD: 4 - */ -#define BC_LINK_ELEM_POOL_SZ ((BC_TX_LIST_CNT * 2) + BC_RX_LIST_CNT + 2 + 4) - -/* Driver's IODATA pool count */ -#define CHD_IODATA_POOL_SZ (BC_IOCTL_DATA_POOL_SIZE * BC_LINK_MAX_OPENS) - -/* Scatter Gather memory pool size for Tx and Rx */ -#define BC_LINK_SG_POOL_SZ (BC_TX_LIST_CNT + BC_RX_LIST_CNT) - -enum crystalhd_dio_sig { - crystalhd_dio_inv = 0, - crystalhd_dio_locked, - crystalhd_dio_sg_mapped, -}; - -struct crystalhd_dio_user_info { - void *xfr_buff; - uint32_t xfr_len; - uint32_t uv_offset; - bool dir_tx; - - uint32_t uv_sg_ix; - uint32_t uv_sg_off; - int comp_sts; - int ev_sts; - uint32_t y_done_sz; - uint32_t uv_done_sz; - uint32_t comp_flags; - bool b422mode; -}; - -struct crystalhd_dio_req { - uint32_t sig; - uint32_t max_pages; - struct page **pages; - struct scatterlist *sg; - int sg_cnt; - int page_cnt; - int direction; - struct crystalhd_dio_user_info uinfo; - void *fb_va; - uint32_t fb_size; - dma_addr_t fb_pa; - struct crystalhd_dio_req *next; -}; - -#define BC_LINK_DIOQ_SIG (0x09223280) - -struct crystalhd_elem { - struct crystalhd_elem *flink; - struct crystalhd_elem *blink; - void *data; - uint32_t tag; -}; - -typedef void (*crystalhd_data_free_cb)(void *context, void *data); - -struct crystalhd_dioq { - uint32_t sig; - struct crystalhd_adp *adp; - struct crystalhd_elem *head; - struct crystalhd_elem *tail; - uint32_t count; - spinlock_t lock; - wait_queue_head_t event; - crystalhd_data_free_cb data_rel_cb; - void *cb_context; -}; - -typedef void (*hw_comp_callback)(struct crystalhd_dio_req *, - wait_queue_head_t *event, enum BC_STATUS sts); - -/*========= Decoder (7412) register access routines.================= */ -uint32_t bc_dec_reg_rd(struct crystalhd_adp *, uint32_t); -void bc_dec_reg_wr(struct crystalhd_adp *, uint32_t, uint32_t); - -/*========= Link (70012) register access routines.. =================*/ -uint32_t crystalhd_reg_rd(struct crystalhd_adp *, uint32_t); -void crystalhd_reg_wr(struct crystalhd_adp *, uint32_t, uint32_t); - -/*========= Decoder (7412) memory access routines..=================*/ -enum BC_STATUS crystalhd_mem_rd(struct crystalhd_adp *, - uint32_t, uint32_t, uint32_t *); -enum BC_STATUS crystalhd_mem_wr(struct crystalhd_adp *, - uint32_t, uint32_t, uint32_t *); - -/*==========Link (70012) PCIe Config access routines.================*/ -enum BC_STATUS crystalhd_pci_cfg_rd(struct crystalhd_adp *, - uint32_t, uint32_t, uint32_t *); -enum BC_STATUS crystalhd_pci_cfg_wr(struct crystalhd_adp *, - uint32_t, uint32_t, uint32_t); - -/*========= Linux Kernel Interface routines. ======================= */ -void *bc_kern_dma_alloc(struct crystalhd_adp *, uint32_t, dma_addr_t *); -void bc_kern_dma_free(struct crystalhd_adp *, uint32_t, - void *, dma_addr_t); -#define crystalhd_create_event(_ev) init_waitqueue_head(_ev) -#define crystalhd_set_event(_ev) wake_up_interruptible(_ev) -#define crystalhd_wait_on_event(ev, condition, timeout, ret, nosig) \ -do { \ - DECLARE_WAITQUEUE(entry, current); \ - unsigned long end = jiffies + ((timeout * HZ) / 1000); \ - ret = 0; \ - add_wait_queue(ev, &entry); \ - for (;;) { \ - __set_current_state(TASK_INTERRUPTIBLE); \ - if (condition) { \ - break; \ - } \ - if (time_after_eq(jiffies, end)) { \ - ret = -EBUSY; \ - break; \ - } \ - schedule_timeout((HZ / 100 > 1) ? HZ / 100 : 1); \ - if (!nosig && signal_pending(current)) { \ - ret = -EINTR; \ - break; \ - } \ - } \ - __set_current_state(TASK_RUNNING); \ - remove_wait_queue(ev, &entry); \ -} while (0) - -/*================ Direct IO mapping routines ==================*/ -extern int crystalhd_create_dio_pool(struct crystalhd_adp *, uint32_t); -extern void crystalhd_destroy_dio_pool(struct crystalhd_adp *); -extern enum BC_STATUS crystalhd_map_dio(struct crystalhd_adp *, void *, - uint32_t, uint32_t, bool, bool, struct crystalhd_dio_req**); - -extern enum BC_STATUS crystalhd_unmap_dio(struct crystalhd_adp *, - struct crystalhd_dio_req*); -#define crystalhd_get_sgle_paddr(_dio, _ix) (sg_dma_address(&_dio->sg[_ix])) -#define crystalhd_get_sgle_len(_dio, _ix) (sg_dma_len(&_dio->sg[_ix])) - -/*================ General Purpose Queues ==================*/ -extern enum BC_STATUS crystalhd_create_dioq(struct crystalhd_adp *, - struct crystalhd_dioq **, crystalhd_data_free_cb , void *); -extern void crystalhd_delete_dioq(struct crystalhd_adp *, - struct crystalhd_dioq *); -extern enum BC_STATUS crystalhd_dioq_add(struct crystalhd_dioq *ioq, - void *data, bool wake, uint32_t tag); -extern void *crystalhd_dioq_fetch(struct crystalhd_dioq *ioq); -extern void *crystalhd_dioq_find_and_fetch(struct crystalhd_dioq *ioq, - uint32_t tag); -extern void *crystalhd_dioq_fetch_wait(struct crystalhd_dioq *ioq, - uint32_t to_secs, uint32_t *sig_pend); - -#define crystalhd_dioq_count(_ioq) ((_ioq) ? _ioq->count : 0) - -extern int crystalhd_create_elem_pool(struct crystalhd_adp *, uint32_t); -extern void crystalhd_delete_elem_pool(struct crystalhd_adp *); - - -/*================ Debug routines/macros .. ================================*/ -extern void crystalhd_show_buffer(uint32_t off, uint8_t *buff, - uint32_t dwcount); - -enum _chd_log_levels { - BCMLOG_ERROR = 0x80000000, /* Don't disable this option */ - BCMLOG_DATA = 0x40000000, /* Data, enable by default */ - BCMLOG_SPINLOCK = 0x20000000, /* Special case for Spin locks*/ - - /* Following are allowed only in debug mode */ - BCMLOG_INFO = 0x00000001, /* Generic informational */ - BCMLOG_DBG = 0x00000002, /* First level Debug info */ - BCMLOG_SSTEP = 0x00000004, /* Stepping information */ -}; - - -#define BCMLOG(trace, fmt, args...) \ -do { \ - if (g_linklog_level & trace) \ - printk(fmt, ##args); \ -} while (0) - - -#define BCMLOG_ERR(fmt, args...) \ -do { \ - if (g_linklog_level & BCMLOG_ERROR) \ - pr_err("*ERR*:%s:%d: "fmt, \ - __FILE__, __LINE__, ##args); \ -} while (0) - -#endif |