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staging: dpaa2-ethsw: store version information of the DPSW object

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Store the major and minor versions of the DPSW object in the ethsw
structure. This will be used in a subsequent patch to make sure some
commands are only called on the appropriate version of object.

Signed-off-by: Ioana Ciornei <ioana.ciornei@nxp.com>
Link: https://lore.kernel.org/r/20200714133431.17532-6-ioana.ciornei@nxp.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Ioana Ciornei 2020-07-14 16:34:30 +03:00 • committed by Greg Kroah-Hartman
parent 03ad6de9bb
commit 3b9c7029a7
2 changed files with 9 additions and 8 deletions
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16
drivers/staging/fsl-dpaa2/ethsw/ethsw.c
View file

@ -1368,9 +1368,9 @@ static int ethsw_init(struct fsl_mc_device *sw_dev)
{
struct device *dev = &sw_dev->dev;
struct ethsw_core *ethsw = dev_get_drvdata(dev);
u16 version_major, version_minor, i;
struct dpsw_stp_cfg stp_cfg;
int err;
u16 i;
ethsw->dev_id = sw_dev->obj_desc.id;
@ -1388,20 +1388,20 @@ static int ethsw_init(struct fsl_mc_device *sw_dev)
}
err = dpsw_get_api_version(ethsw->mc_io, 0,
&version_major,
&version_minor);
&ethsw->major,
&ethsw->minor);
if (err) {
dev_err(dev, "dpsw_get_api_version err %d\n", err);
goto err_close;
}
/* Minimum supported DPSW version check */
if (version_major < DPSW_MIN_VER_MAJOR ||
(version_major == DPSW_MIN_VER_MAJOR &&
version_minor < DPSW_MIN_VER_MINOR)) {
if (ethsw->major < DPSW_MIN_VER_MAJOR ||
(ethsw->major == DPSW_MIN_VER_MAJOR &&
ethsw->minor < DPSW_MIN_VER_MINOR)) {
dev_err(dev, "DPSW version %d:%d not supported. Use %d.%d or greater.\n",
version_major,
version_minor,
ethsw->major,
ethsw->minor,
DPSW_MIN_VER_MAJOR, DPSW_MIN_VER_MINOR);
err = -ENOTSUPP;
goto err_close;

1
drivers/staging/fsl-dpaa2/ethsw/ethsw.h
View file

@ -61,6 +61,7 @@ struct ethsw_core {
struct fsl_mc_io *mc_io;
u16 dpsw_handle;
struct dpsw_attr sw_attr;
u16 major, minor;
int dev_id;
struct ethsw_port_priv **ports;