Commit 6a986993 authored by Vadim Pasternak's avatar Vadim Pasternak Committed by David S. Miller
Browse files

mlxsw: i2c: Extend initialization by querying resources data 



Extend initialization flow by query requests for chip resources data in
order to obtain chip's specific capabilities, like the number of ports.

Signed-off-by: default avatarVadim Pasternak <vadimp@mellanox.com>
Acked-by: default avatarJiri Pirko <jiri@mellanox.com>
Signed-off-by: default avatarIdo Schimmel <idosch@mellanox.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 95b75cbd

drivers/net/ethernet/mellanox/mlxsw/i2c.c

+11 −1
Original line number Diff line number Diff line
@@ -14,6 +14,7 @@ 
#include "cmd.h"

#include "core.h"

#include "i2c.h"

#include "resources.h"



#define MLXSW_I2C_CIR2_BASE		0x72000

#define MLXSW_I2C_CIR_STATUS_OFF	0x18
@@ -499,10 +500,19 @@ mlxsw_i2c_init(void *bus_priv, struct mlxsw_core *mlxsw_core, 
	       struct mlxsw_res *res)

{

	struct mlxsw_i2c *mlxsw_i2c = bus_priv;

	char *mbox;

	int err;



	mlxsw_i2c->core = mlxsw_core;



	return 0;

	mbox = mlxsw_cmd_mbox_alloc();

	if (!mbox)

		return -ENOMEM;



	err = mlxsw_core_resources_query(mlxsw_core, mbox, res);



	mlxsw_cmd_mbox_free(mbox);

	return err;

}



static void mlxsw_i2c_fini(void *bus_priv)

drivers/net/ethernet/mellanox/mlxsw/minimal.c

+6 −5
Original line number Diff line number Diff line
@@ -338,6 +338,7 @@ static struct mlxsw_driver mlxsw_m_driver = { 
	.init			= mlxsw_m_init,

	.fini			= mlxsw_m_fini,

	.profile		= &mlxsw_m_config_profile,

	.res_query_enabled	= true,

};



static const struct i2c_device_id mlxsw_m_i2c_id[] = {

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