20  * DOC: basic gatable clock which can gate and ungate it's ouput
44 	struct clk_gate *gate = to_clk_gate(hw);  in clk_gate_endisable()  local
45 	int set = gate->flags & CLK_GATE_SET_TO_DISABLE ? 1 : 0;  in clk_gate_endisable()
51 	if (gate->lock)  in clk_gate_endisable()
52 		spin_lock_irqsave(gate->lock, flags);  in clk_gate_endisable()
54 		__acquire(gate->lock);  in clk_gate_endisable()
56 	if (gate->flags & CLK_GATE_HIWORD_MASK) {  in clk_gate_endisable()
57 		reg = BIT(gate->bit_idx + 16);  in clk_gate_endisable()
59 			reg |= BIT(gate->bit_idx);  in clk_gate_endisable()
61 		reg = clk_readl(gate->reg);  in clk_gate_endisable()
64 			reg |= BIT(gate->bit_idx);  in clk_gate_endisable()
66 			reg &= ~BIT(gate->bit_idx);  in clk_gate_endisable()
69 	clk_writel(reg, gate->reg);  in clk_gate_endisable()
71 	if (gate->lock)  in clk_gate_endisable()
72 		spin_unlock_irqrestore(gate->lock, flags);  in clk_gate_endisable()
74 		__release(gate->lock);  in clk_gate_endisable()
92 	struct clk_gate *gate = to_clk_gate(hw);  in clk_gate_is_enabled()  local
94 	reg = clk_readl(gate->reg);  in clk_gate_is_enabled()
97 	if (gate->flags & CLK_GATE_SET_TO_DISABLE)  in clk_gate_is_enabled()
98 		reg ^= BIT(gate->bit_idx);  in clk_gate_is_enabled()
100 	reg &= BIT(gate->bit_idx);  in clk_gate_is_enabled()
114  * clk_hw_register_gate - register a gate clock with the clock framework
121  * @clk_gate_flags: gate-specific flags for this clock
129 	struct clk_gate *gate;  in clk_hw_register_gate()  local
136 			pr_err("gate bit exceeds LOWORD field\n");  in clk_hw_register_gate()
141 	/* allocate the gate */  in clk_hw_register_gate()
142 	gate = kzalloc(sizeof(*gate), GFP_KERNEL);  in clk_hw_register_gate()
143 	if (!gate)  in clk_hw_register_gate()
153 	gate->reg = reg;  in clk_hw_register_gate()
154 	gate->bit_idx = bit_idx;  in clk_hw_register_gate()
155 	gate->flags = clk_gate_flags;  in clk_hw_register_gate()
156 	gate->lock = lock;  in clk_hw_register_gate()
157 	gate->hw.init = &init;  in clk_hw_register_gate()
159 	hw = &gate->hw;  in clk_hw_register_gate()
162 		kfree(gate);  in clk_hw_register_gate()
187 	struct clk_gate *gate;  in clk_unregister_gate()  local
194 	gate = to_clk_gate(hw);  in clk_unregister_gate()
197 	kfree(gate);  in clk_unregister_gate()
203 	struct clk_gate *gate;  in clk_hw_unregister_gate()  local
205 	gate = to_clk_gate(hw);  in clk_hw_unregister_gate()
208 	kfree(gate);  in clk_hw_unregister_gate()