diff mbox series

[09/15] soc: qcom: smem: stub functions

Message ID 20241124-b4-modernise-smem-v1-9-b7852c11b67c@linaro.org
State New
Headers show
Series qcom: smem: modernize SMEM in U-Boot | expand

Commit Message

Caleb Connolly Nov. 24, 2024, 7:17 p.m. UTC 
Allow smem to be optional for Qualcomm platforms by providing stub
functions.

Signed-off-by: Caleb Connolly <caleb.connolly@linaro.org>
---
 include/soc/qcom/smem.h | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)
diff mbox series

Patch

diff --git a/include/soc/qcom/smem.h b/include/soc/qcom/smem.h
index 755003807dba..586432412eb8 100644
--- a/include/soc/qcom/smem.h
+++ b/include/soc/qcom/smem.h
@@ -1,16 +1,36 @@ 
 /* SPDX-License-Identifier: GPL-2.0 */
 #ifndef __QCOM_SMEM_H__
 #define __QCOM_SMEM_H__
 
+#include <linux/err.h>
+#include <stdbool.h>
+
 #define QCOM_SMEM_HOST_ANY -1
 
+#if defined(CONFIG_QCOM_SMEM)
 int qcom_smem_init(void);
 int qcom_socinfo_init(void);
 
 bool qcom_smem_is_available(void);
 int qcom_smem_alloc(unsigned host, unsigned item, size_t size);
 void *qcom_smem_get(unsigned host, unsigned item, size_t *size);
 
 int qcom_smem_get_free_space(unsigned host);
+#else
+static int qcom_smem_init(void) { return -ENOSYS; }
+
+static bool qcom_smem_is_available(void) { return false; }
+int qcom_smem_alloc(unsigned host, unsigned item, size_t size)
+{
+	return -ENOSYS;
+}
+
+void *qcom_smem_get(unsigned host, unsigned item, size_t *size)
+{
+	return ERR_PTR(-ENOSYS);
+}
+
+int qcom_smem_get_free_space(unsigned host);
+#endif
 
 #endif