Commit 332b9ea5 authored by Ioana Ciornei's avatar Ioana Ciornei Committed by David S. Miller
Browse files

dpaa2-mac: add the MC API for reconfiguring the protocol 



The MC firmware gained recently a new command which can reconfigure the
running protocol on the underlying MAC. Add this new command which will
be used in the next patches in order to do a major reconfig on the
interface.

Signed-off-by: default avatarIoana Ciornei <ioana.ciornei@nxp.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 38d28b02

drivers/net/ethernet/freescale/dpaa2/dpmac-cmd.h

+5 −0
Original line number Diff line number Diff line
@@ -26,6 +26,8 @@ 


#define DPMAC_CMDID_GET_COUNTER		DPMAC_CMD(0x0c4)



#define DPMAC_CMDID_SET_PROTOCOL	DPMAC_CMD(0x0c7)



/* Macros for accessing command fields smaller than 1byte */

#define DPMAC_MASK(field)        \

	GENMASK(DPMAC_##field##_SHIFT + DPMAC_##field##_SIZE - 1, \
@@ -77,4 +79,7 @@ struct dpmac_rsp_get_api_version { 
	__le16 minor;

};



struct dpmac_cmd_set_protocol {

	u8 eth_if;

};

#endif /* _FSL_DPMAC_CMD_H */

drivers/net/ethernet/freescale/dpaa2/dpmac.c

+23 −0
Original line number Diff line number Diff line
@@ -212,3 +212,26 @@ int dpmac_get_api_version(struct fsl_mc_io *mc_io, u32 cmd_flags, 


	return 0;

}



/**

 * dpmac_set_protocol() - Reconfigure the DPMAC protocol

 * @mc_io:      Pointer to opaque I/O object

 * @cmd_flags:  Command flags; one or more of 'MC_CMD_FLAG_'

 * @token:      Token of DPMAC object

 * @protocol:   New protocol for the DPMAC to be reconfigured in.

 *

 * Return:      '0' on Success; Error code otherwise.

 */

int dpmac_set_protocol(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token,

		       enum dpmac_eth_if protocol)

{

	struct dpmac_cmd_set_protocol *cmd_params;

	struct fsl_mc_command cmd = { 0 };



	cmd.header = mc_encode_cmd_header(DPMAC_CMDID_SET_PROTOCOL,

					  cmd_flags, token);

	cmd_params = (struct dpmac_cmd_set_protocol *)cmd.params;

	cmd_params->eth_if = protocol;



	return mc_send_command(mc_io, &cmd);

}

drivers/net/ethernet/freescale/dpaa2/dpmac.h

+3 −0
Original line number Diff line number Diff line
@@ -207,4 +207,7 @@ int dpmac_get_counter(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token, 


int dpmac_get_api_version(struct fsl_mc_io *mc_io, u32 cmd_flags,

			  u16 *major_ver, u16 *minor_ver);



int dpmac_set_protocol(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token,

		       enum dpmac_eth_if protocol);

#endif /* __FSL_DPMAC_H */