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| author | Olav Haugan <ohaugan@codeaurora.org> | 2014-08-05 03:31:49 +0200 |
|---|---|---|
| committer | Kumar Gala <galak@codeaurora.org> | 2015-01-19 18:53:32 +0100 |
| commit | 4139447035463a1ec96ceef268716dd5cec6373c (patch) | |
| tree | f572baced55b1642fd7fe2c1b5eeb1ae51a9e135 /arch/arm/mach-qcom | |
| parent | ARM: qcom: scm: Flush the command buffer only instead of the entire cache (diff) | |
| download | linux-4139447035463a1ec96ceef268716dd5cec6373c.tar.xz linux-4139447035463a1ec96ceef268716dd5cec6373c.zip | |
ARM: qcom: scm: Add logging of actual return code from scm call
When an error occurs during an scm call the error returned is remapped so
we lose the original error code. This means that when an error occurs we
have no idea what actually failed within the secure environment.
Add a logging statement that will log the actual error code from scm call
allowing us to easily determine what caused the error to occur.
Signed-off-by: Olav Haugan <ohaugan@codeaurora.org>
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
Signed-off-by: Kumar Gala <galak@codeaurora.org>
Diffstat (limited to 'arch/arm/mach-qcom')
| -rw-r--r-- | arch/arm/mach-qcom/scm.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/arm/mach-qcom/scm.c b/arch/arm/mach-qcom/scm.c index ec37b037e69c..a77349d34e78 100644 --- a/arch/arm/mach-qcom/scm.c +++ b/arch/arm/mach-qcom/scm.c @@ -152,6 +152,7 @@ static inline void *scm_get_response_buffer(const struct scm_response *rsp) static int scm_remap_error(int err) { + pr_err("scm_call failed with error code %d\n", err); switch (err) { case SCM_ERROR: return -EIO; |