linux-kernel - [PATCH v2 2/4] clk: tegra: Add stubs needed for compile-testing

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Message-Id: <20210516161214.4693-3-digetx@gmail.com>
Date:   Sun, 16 May 2021 19:12:12 +0300
From:   Dmitry Osipenko <digetx@...il.com>
To:     Thierry Reding <thierry.reding@...il.com>,
        Jonathan Hunter <jonathanh@...dia.com>,
        Krzysztof Kozlowski <krzysztof.kozlowski@...onical.com>,
        Stephen Boyd <sboyd@...nel.org>,
        Nathan Chancellor <nathan@...nel.org>,
        Mikko Perttunen <mperttunen@...dia.com>
Cc:     linux-kernel@...r.kernel.org, linux-tegra@...r.kernel.org,
        linux-clk@...r.kernel.org
Subject: [PATCH v2 2/4] clk: tegra: Add stubs needed for compile-testing

Add stubs needed for compile-testing of Tegra memory drivers.

Signed-off-by: Dmitry Osipenko <digetx@...il.com>
---
 include/linux/clk/tegra.h | 28 ++++++++++++++++++++++++----
 1 file changed, 24 insertions(+), 4 deletions(-)

diff --git a/include/linux/clk/tegra.h b/include/linux/clk/tegra.h
index f7ff722a03dd..d540b2879c26 100644
--- a/include/linux/clk/tegra.h
+++ b/include/linux/clk/tegra.h
@@ -144,17 +144,37 @@ typedef long (tegra20_clk_emc_round_cb)(unsigned long rate,
 					unsigned long min_rate,
 					unsigned long max_rate,
 					void *arg);
+typedef int (tegra124_emc_prepare_timing_change_cb)(struct tegra_emc *emc,
+						    unsigned long rate);
+typedef void (tegra124_emc_complete_timing_change_cb)(struct tegra_emc *emc,
+						      unsigned long rate);
 
+#ifdef CONFIG_ARCH_TEGRA
 void tegra20_clk_set_emc_round_callback(tegra20_clk_emc_round_cb *round_cb,
 					void *cb_arg);
 int tegra20_clk_prepare_emc_mc_same_freq(struct clk *emc_clk, bool same);
 
-typedef int (tegra124_emc_prepare_timing_change_cb)(struct tegra_emc *emc,
-						    unsigned long rate);
-typedef void (tegra124_emc_complete_timing_change_cb)(struct tegra_emc *emc,
-						      unsigned long rate);
 void tegra124_clk_set_emc_callbacks(tegra124_emc_prepare_timing_change_cb *prep_cb,
 				    tegra124_emc_complete_timing_change_cb *complete_cb);
+#else
+static inline void
+tegra20_clk_set_emc_round_callback(tegra20_clk_emc_round_cb *round_cb,
+				   void *cb_arg)
+{
+}
+
+static inline int
+tegra20_clk_prepare_emc_mc_same_freq(struct clk *emc_clk, bool same)
+{
+	return 0;
+}
+
+static inline void
+tegra124_clk_set_emc_callbacks(tegra124_emc_prepare_timing_change_cb *prep_cb,
+			       tegra124_emc_complete_timing_change_cb *complete_cb)
+{
+}
+#endif
 
 struct tegra210_clk_emc_config {
 	unsigned long rate;
-- 
2.30.2