LXR linux/arch/arm/mach-ixp4xx/include/mach/npe.h

   1/* SPDX-License-Identifier: GPL-2.0 */
   2#ifndef __IXP4XX_NPE_H
   3#define __IXP4XX_NPE_H
   4
   5#include <linux/kernel.h>
   6
   7extern const char *npe_names[];
   8
   9struct npe_regs {
  10        u32 exec_addr, exec_data, exec_status_cmd, exec_count;
  11        u32 action_points[4];
  12        u32 watchpoint_fifo, watch_count;
  13        u32 profile_count;
  14        u32 messaging_status, messaging_control;
  15        u32 mailbox_status, /*messaging_*/ in_out_fifo;
  16};
  17
  18struct npe {
  19        struct resource *mem_res;
  20        struct npe_regs __iomem *regs;
  21        u32 regs_phys;
  22        int id;
  23        int valid;
  24};
  25
  26
  27static inline const char *npe_name(struct npe *npe)
  28{
  29        return npe_names[npe->id];
  30}
  31
  32int npe_running(struct npe *npe);
  33int npe_send_message(struct npe *npe, const void *msg, const char *what);
  34int npe_recv_message(struct npe *npe, void *msg, const char *what);
  35int npe_send_recv_message(struct npe *npe, void *msg, const char *what);
  36int npe_load_firmware(struct npe *npe, const char *name, struct device *dev);
  37struct npe *npe_request(unsigned id);
  38void npe_release(struct npe *npe);
  39
  40#endif /* __IXP4XX_NPE_H */
  41