[PATCH v2 4/5] firmware: tegra: Add stubs when BPMP not enabled

[Mikko Perttunen]

Add static inline stubs to bpmp.h when CONFIG_BPMP is not enabled.
This allows building BPMP-related drivers with COMPILE_TEST.

Signed-off-by: Mikko Perttunen <mperttu...@nvidia.com>
---
v2:
- added patch

 include/soc/tegra/bpmp.h | 42 +++++++++++++++++++++++++++++++++++++++---
 1 file changed, 39 insertions(+), 3 deletions(-)

diff --git a/include/soc/tegra/bpmp.h b/include/soc/tegra/bpmp.h
index 16d36dfe9fcd..4f9adb7790cc 100644
--- a/include/soc/tegra/bpmp.h
+++ b/include/soc/tegra/bpmp.h
@@ -96,9 +96,6 @@ struct tegra_bpmp {
        struct genpd_onecell_data genpd;
 };
 
-struct tegra_bpmp *tegra_bpmp_get(struct device *dev);
-void tegra_bpmp_put(struct tegra_bpmp *bpmp);
-
 struct tegra_bpmp_message {
        unsigned int mrq;
 
@@ -113,6 +110,9 @@ struct tegra_bpmp_message {
        } rx;
 };
 
+#if IS_ENABLED(CONFIG_TEGRA_BPMP)
+struct tegra_bpmp *tegra_bpmp_get(struct device *dev);
+void tegra_bpmp_put(struct tegra_bpmp *bpmp);
 int tegra_bpmp_transfer_atomic(struct tegra_bpmp *bpmp,
                               struct tegra_bpmp_message *msg);
 int tegra_bpmp_transfer(struct tegra_bpmp *bpmp,
@@ -124,6 +124,42 @@ int tegra_bpmp_request_mrq(struct tegra_bpmp *bpmp, 
unsigned int mrq,
                           tegra_bpmp_mrq_handler_t handler, void *data);
 void tegra_bpmp_free_mrq(struct tegra_bpmp *bpmp, unsigned int mrq,
                         void *data);
+#else
+static inline struct tegra_bpmp *tegra_bpmp_get(struct device *dev)
+{
+       return ERR_PTR(-ENOTSUPP);
+}
+static inline void tegra_bpmp_put(struct tegra_bpmp *bpmp)
+{
+}
+static inline int tegra_bpmp_transfer_atomic(struct tegra_bpmp *bpmp,
+                                            struct tegra_bpmp_message *msg)
+{
+       return -ENOTSUPP;
+}
+static inline int tegra_bpmp_transfer(struct tegra_bpmp *bpmp,
+                                     struct tegra_bpmp_message *msg)
+{
+       return -ENOTSUPP;
+}
+static inline void tegra_bpmp_mrq_return(struct tegra_bpmp_channel *channel,
+                                        int code, const void *data,
+                                        size_t size)
+{
+}
+
+static inline int tegra_bpmp_request_mrq(struct tegra_bpmp *bpmp,
+                                        unsigned int mrq,
+                                        tegra_bpmp_mrq_handler_t handler,
+                                        void *data)
+{
+       return -ENOTSUPP;
+}
+static inline void tegra_bpmp_free_mrq(struct tegra_bpmp *bpmp,
+                                      unsigned int mrq, void *data)
+{
+}
+#endif
 
 #if IS_ENABLED(CONFIG_CLK_TEGRA_BPMP)
 int tegra_bpmp_init_clocks(struct tegra_bpmp *bpmp);
-- 
2.13.3