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Subject[PATCH 1/4] soc: qcom: mdt_loader: Add check to make scm calls
Date
In order to invoke scm calls, ensure that the platform
has the required support to invoke the scm calls in
secure world.

Signed-off-by: Vikash Garodia <vgarodia@codeaurora.org>
---
drivers/soc/qcom/mdt_loader.c | 21 +++++++++++++--------
1 file changed, 13 insertions(+), 8 deletions(-)

diff --git a/drivers/soc/qcom/mdt_loader.c b/drivers/soc/qcom/mdt_loader.c
index 17b314d..db55d53 100644
--- a/drivers/soc/qcom/mdt_loader.c
+++ b/drivers/soc/qcom/mdt_loader.c
@@ -121,10 +121,12 @@ int qcom_mdt_load(struct device *dev, const struct firmware *fw,
if (!fw_name)
return -ENOMEM;

- ret = qcom_scm_pas_init_image(pas_id, fw->data, fw->size);
- if (ret) {
- dev_err(dev, "invalid firmware metadata\n");
- goto out;
+ if (qcom_scm_is_available()) {
+ ret = qcom_scm_pas_init_image(pas_id, fw->data, fw->size);
+ if (ret) {
+ dev_err(dev, "invalid firmware metadata\n");
+ goto out;
+ }
}

for (i = 0; i < ehdr->e_phnum; i++) {
@@ -144,10 +146,13 @@ int qcom_mdt_load(struct device *dev, const struct firmware *fw,
}

if (relocate) {
- ret = qcom_scm_pas_mem_setup(pas_id, mem_phys, max_addr - min_addr);
- if (ret) {
- dev_err(dev, "unable to setup relocation\n");
- goto out;
+ if (qcom_scm_is_available()) {
+ ret = qcom_scm_pas_mem_setup(pas_id, mem_phys,
+ max_addr - min_addr);
+ if (ret) {
+ dev_err(dev, "unable to setup relocation\n");
+ goto out;
+ }
}

/*
--
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
a Linux Foundation Collaborative Project
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