[4/8] clk: test: introduce clk_dummy_gate for a mock gate

Commit Message

Brian Masney April 7, 2025, 1:12 p.m. UTC

This is used to mock up a gate in the clk kunit tests.

Signed-off-by: Brian Masney <[e-mail]>
---
 drivers/clk/clk_test.c | 34 ++++++++++++++++++++++++++++++++++
 1 file changed, 34 insertions(+)

Patch

diff --git a/drivers/clk/clk_test.c b/drivers/clk/clk_test.c
index 7d4dd1a559db..14ae88df5389 100644
--- a/drivers/clk/clk_test.c
+++ b/drivers/clk/clk_test.c
@@ -181,6 +181,40 @@  static const struct clk_ops clk_dummy_div_ops = {
 	.set_rate = clk_dummy_div_set_rate,
 };
 
+struct clk_dummy_gate {
+	struct clk_hw hw;
+	bool enabled;
+};
+
+static int clk_dummy_gate_enable(struct clk_hw *hw)
+{
+	struct clk_dummy_gate *gate = container_of(hw, struct clk_dummy_gate, hw);
+
+	gate->enabled = true;
+
+	return 0;
+}
+
+static void clk_dummy_gate_disable(struct clk_hw *hw)
+{
+	struct clk_dummy_gate *gate = container_of(hw, struct clk_dummy_gate, hw);
+
+	gate->enabled = false;
+}
+
+static int clk_dummy_gate_is_enabled(struct clk_hw *hw)
+{
+	struct clk_dummy_gate *gate = container_of(hw, struct clk_dummy_gate, hw);
+
+	return gate->enabled;
+}
+
+static const struct clk_ops clk_dummy_gate_ops = {
+	.enable = clk_dummy_gate_enable,
+	.disable = clk_dummy_gate_disable,
+	.is_enabled = clk_dummy_gate_is_enabled,
+};
+
 struct clk_multiple_parent_ctx {
 	struct clk_dummy_context parents_ctx[2];
 	struct clk_hw hw;