diff options
Diffstat (limited to 'drivers/net/can/spi/mcp251xfd/mcp251xfd-dump.h')
| -rw-r--r-- | drivers/net/can/spi/mcp251xfd/mcp251xfd-dump.h | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/drivers/net/can/spi/mcp251xfd/mcp251xfd-dump.h b/drivers/net/can/spi/mcp251xfd/mcp251xfd-dump.h new file mode 100644 index 000000000000..e7560b0712eb --- /dev/null +++ b/drivers/net/can/spi/mcp251xfd/mcp251xfd-dump.h @@ -0,0 +1,45 @@ +/* SPDX-License-Identifier: GPL-2.0 + * + * mcp251xfd - Microchip MCP251xFD Family CAN controller driver + * + * Copyright (c) 2019, 2020, 2021 Pengutronix, + * Marc Kleine-Budde <kernel@pengutronix.de> + */ + +#ifndef _MCP251XFD_DUMP_H +#define _MCP251XFD_DUMP_H + +#define MCP251XFD_DUMP_MAGIC 0x1825434d + +enum mcp251xfd_dump_object_type { + MCP251XFD_DUMP_OBJECT_TYPE_REG, + MCP251XFD_DUMP_OBJECT_TYPE_TEF, + MCP251XFD_DUMP_OBJECT_TYPE_RX, + MCP251XFD_DUMP_OBJECT_TYPE_TX, + MCP251XFD_DUMP_OBJECT_TYPE_END = -1, +}; + +enum mcp251xfd_dump_object_ring_key { + MCP251XFD_DUMP_OBJECT_RING_KEY_HEAD, + MCP251XFD_DUMP_OBJECT_RING_KEY_TAIL, + MCP251XFD_DUMP_OBJECT_RING_KEY_BASE, + MCP251XFD_DUMP_OBJECT_RING_KEY_NR, + MCP251XFD_DUMP_OBJECT_RING_KEY_FIFO_NR, + MCP251XFD_DUMP_OBJECT_RING_KEY_OBJ_NUM, + MCP251XFD_DUMP_OBJECT_RING_KEY_OBJ_SIZE, + __MCP251XFD_DUMP_OBJECT_RING_KEY_MAX, +}; + +struct mcp251xfd_dump_object_header { + __le32 magic; + __le32 type; + __le32 offset; + __le32 len; +}; + +struct mcp251xfd_dump_object_reg { + __le32 reg; + __le32 val; +}; + +#endif |