arm: stm32mp: improve the error message for smc

Add the SMC code and operation for trace on errors.

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Acked-by: Patrice Chotard <patrice.chotard@st.com>

diff --git a/arch/arm/mach-stm32mp/include/mach/stm32mp1_smc.h b/arch/arm/mach-stm32mp/include/mach/stm32mp1_smc.h
index 7b9167c3562923ac6e2e3c00837662a9e55d83c2..4ad14f963b462c9c931896dcd9eb9636d5c18dff 100644 (file)
--- a/arch/arm/mach-stm32mp/include/mach/stm32mp1_smc.h
+++ b/arch/arm/mach-stm32mp/include/mach/stm32mp1_smc.h
@@ -46,8 +46,8 @@ static inline u32 stm32_smc(u32 svc, u8 op, u32 data1, u32 data2, u32 *result)
        arm_smccc_smc(svc, op, data1, data2, 0, 0, 0, 0, &res);
 
        if (res.a0) {
-               pr_err("%s: Failed to exec in secure mode (err = %ld)\n",
-                      __func__, res.a0);
+               pr_err("%s: Failed to exec svc=%x op=%x in secure mode (err = %ld)\n",
+                      __func__, svc, op, res.a0);
                return -EINVAL;
        }
        if (result)