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soc: qcom: Add spss transport for Glink Probe driver

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This changes adds support for Secure Processor communication.

Change-Id: I888eda75c5a6a25a70064ebf9b30fa46ef218f6c
Signed-off-by: Konstantin Dorfman <kdorfman@codeaurora.org>
This commit is contained in:
Konstantin Dorfman 2019-12-01 13:07:35 +02:00
commit 54c70d98b9
1 changed files with 23 additions and 0 deletions
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23
drivers/soc/qcom/glink_probe.c
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@ -84,6 +84,26 @@ static void glink_probe_smem_unreg(struct edge_info *einfo)
einfo->glink = NULL;
GLINK_INFO("unregister for %s\n", einfo->ssr_label);
}
static int glink_probe_spss_reg(struct edge_info *einfo)
{
struct device *dev = einfo->dev;
einfo->glink = qcom_glink_spss_register(dev, einfo->node);
if (IS_ERR_OR_NULL(einfo->glink)) {
GLINK_ERR(dev, "register failed for %s\n", einfo->ssr_label);
einfo->glink = NULL;
}
return 0;
}
static void glink_probe_spss_unreg(struct edge_info *einfo)
{
if (einfo->glink)
qcom_glink_spss_unregister(einfo->glink);
einfo->glink = NULL;
}
static void probe_subsystem(struct device *dev, struct device_node *np)
{
@ -120,6 +140,9 @@ static void probe_subsystem(struct device *dev, struct device_node *np)
if (!strcmp(transport, "smem")) {
einfo->register_fn = glink_probe_smem_reg;
einfo->unregister_fn = glink_probe_smem_unreg;
} else if (!strcmp(transport, "spss")) {
einfo->register_fn = glink_probe_spss_reg;
einfo->unregister_fn = glink_probe_spss_unreg;
}
einfo->nb.notifier_call = glink_probe_ssr_cb;