diff options
Diffstat (limited to 'drivers/staging/fsl_ppfe/pfe_ctrl.h')
| -rw-r--r-- | drivers/staging/fsl_ppfe/pfe_ctrl.h | 112 |
1 files changed, 112 insertions, 0 deletions
diff --git a/drivers/staging/fsl_ppfe/pfe_ctrl.h b/drivers/staging/fsl_ppfe/pfe_ctrl.h new file mode 100644 index 0000000..22115c7 --- /dev/null +++ b/drivers/staging/fsl_ppfe/pfe_ctrl.h @@ -0,0 +1,112 @@ +/* + * Copyright 2015-2016 Freescale Semiconductor, Inc. + * Copyright 2017 NXP + * + * This program 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; either version 2 of the License, or + * (at your option) any later version. + * + * This program 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 program. If not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef _PFE_CTRL_H_ +#define _PFE_CTRL_H_ + +#include <linux/dmapool.h> + +#include "pfe_mod.h" +#include "pfe/pfe.h" + +#define DMA_BUF_SIZE_128 0x80 /* enough for 1 conntracks */ +#define DMA_BUF_SIZE_256 0x100 +/* enough for 2 conntracks, 1 bridge entry or 1 multicast entry */ +#define DMA_BUF_SIZE_512 0x200 +/* 512bytes dma allocated buffers used by rtp relay feature */ +#define DMA_BUF_MIN_ALIGNMENT 8 +#define DMA_BUF_BOUNDARY (4 * 1024) +/* bursts can not cross 4k boundary */ + +#define CMD_TX_ENABLE 0x0501 +#define CMD_TX_DISABLE 0x0502 + +#define CMD_RX_LRO 0x0011 +#define CMD_PKTCAP_ENABLE 0x0d01 +#define CMD_QM_EXPT_RATE 0x020c + +#define CLASS_DM_SH_STATIC (0x800) +#define CLASS_DM_CPU_TICKS (CLASS_DM_SH_STATIC) +#define CLASS_DM_SYNC_MBOX (0x808) +#define CLASS_DM_MSG_MBOX (0x810) +#define CLASS_DM_DROP_CNTR (0x820) +#define CLASS_DM_RESUME (0x854) +#define CLASS_DM_PESTATUS (0x860) + +#define TMU_DM_SH_STATIC (0x80) +#define TMU_DM_CPU_TICKS (TMU_DM_SH_STATIC) +#define TMU_DM_SYNC_MBOX (0x88) +#define TMU_DM_MSG_MBOX (0x90) +#define TMU_DM_RESUME (0xA0) +#define TMU_DM_PESTATUS (0xB0) +#define TMU_DM_CONTEXT (0x300) +#define TMU_DM_TX_TRANS (0x480) + +#define UTIL_DM_SH_STATIC (0x0) +#define UTIL_DM_CPU_TICKS (UTIL_DM_SH_STATIC) +#define UTIL_DM_SYNC_MBOX (0x8) +#define UTIL_DM_MSG_MBOX (0x10) +#define UTIL_DM_DROP_CNTR (0x20) +#define UTIL_DM_RESUME (0x40) +#define UTIL_DM_PESTATUS (0x50) + +struct pfe_ctrl { + struct mutex mutex; /* to serialize pfe control access */ + spinlock_t lock; + + void *dma_pool; + void *dma_pool_512; + void *dma_pool_128; + + struct device *dev; + + void *hash_array_baseaddr; /* + * Virtual base address of + * the conntrack hash array + */ + unsigned long hash_array_phys_baseaddr; /* + * Physical base address of + * the conntrack hash array + */ + + int (*event_cb)(u16, u16, u16*); + + unsigned long sync_mailbox_baseaddr[MAX_PE]; /* + * Sync mailbox PFE + * internal address, + * initialized + * when parsing elf images + */ + unsigned long msg_mailbox_baseaddr[MAX_PE]; /* + * Msg mailbox PFE internal + * address, initialized + * when parsing elf images + */ + unsigned int sys_clk; /* AXI clock value, in KHz */ +}; + +int pfe_ctrl_init(struct pfe *pfe); +void pfe_ctrl_exit(struct pfe *pfe); +int pe_sync_stop(struct pfe_ctrl *ctrl, int pe_mask); +void pe_start(struct pfe_ctrl *ctrl, int pe_mask); +int pe_reset_all(struct pfe_ctrl *ctrl); +void pfe_ctrl_suspend(struct pfe_ctrl *ctrl); +void pfe_ctrl_resume(struct pfe_ctrl *ctrl); +int relax(unsigned long end); + +#endif /* _PFE_CTRL_H_ */ |