58 	u32 rate;  member
78  * struct imx_sc_msg_req_set_clock_rate - clock set rate protocol
80  * @rate: rate to set
81  * @resource: clock resource to set rate
84  * This structure describes the SCU protocol of clock rate set
88 	__le32 rate;  member
99 	__le32 rate;  member
103  * struct imx_sc_msg_get_clock_rate - clock get rate protocol
105  * @req: get rate request protocol
106  * @resp: get rate response protocol
108  * This structure describes the SCU protocol of clock rate get
222  * clk_scu_recalc_rate - Get clock rate for a SCU clock
223  * @hw: clock to get rate for
224  * @parent_rate: parent rate provided by common clock framework, not used
226  * Gets the current clock rate of a SCU clock. Returns the current
227  * clock rate, or zero in failure.
247 		pr_err("%s: failed to get clock rate %d\n",  in clk_scu_recalc_rate()
252 	return le32_to_cpu(msg.data.resp.rate);  in clk_scu_recalc_rate()
256  * clk_scu_determine_rate - Returns the closest rate for a SCU clock
257  * @hw: clock to round rate for
258  * @req: clock rate request
266 	 * Assume we support all the requested rate and let the SCU firmware  in clk_scu_determine_rate()
273  * clk_scu_round_rate - Round clock rate for a SCU clock
274  * @hw: clock to round rate for
275  * @rate: rate to round
276  * @parent_rate: parent rate provided by common clock framework, not used
278  * Returns the current clock rate, or zero in failure.
280 static long clk_scu_round_rate(struct clk_hw *hw, unsigned long rate,  in clk_scu_round_rate()  argument
284 	 * Assume we support all the requested rate and let the SCU firmware  in clk_scu_round_rate()
287 	return rate;  in clk_scu_round_rate()
290 static int clk_scu_atf_set_cpu_rate(struct clk_hw *hw, unsigned long rate,  in clk_scu_atf_set_cpu_rate()  argument
306 		      cluster_id, rate, 0, 0, 0, 0, &res);  in clk_scu_atf_set_cpu_rate()
312  * clk_scu_set_rate - Set rate for a SCU clock
313  * @hw: clock to change rate for
314  * @rate: target rate for the clock
315  * @parent_rate: rate of the clock parent, not used for SCU clocks
320 static int clk_scu_set_rate(struct clk_hw *hw, unsigned long rate,  in clk_scu_set_rate()  argument
332 	msg.rate = cpu_to_le32(rate);  in clk_scu_set_rate()
501 	 * cached rate.  in __imx_clk_scu()
591 	/* DC SS needs to handle bypass clock using non-cached clock rate */  in imx_clk_scu_suspend()
596 		clk->rate = clk_scu_recalc_rate(&clk->hw, 0);  in imx_clk_scu_suspend()
598 		clk->rate = clk_hw_get_rate(&clk->hw);  in imx_clk_scu_suspend()
605 	if (clk->rate)  in imx_clk_scu_suspend()
606 		dev_dbg(dev, "save rate %d\n", clk->rate);  in imx_clk_scu_suspend()
631 	if (clk->rate) {  in imx_clk_scu_resume()
632 		ret = clk_scu_set_rate(&clk->hw, clk->rate, 0);  in imx_clk_scu_resume()
633 		dev_dbg(dev, "restore rate %d %s\n", clk->rate,  in imx_clk_scu_resume()
757 	unsigned long rate = 0;  in clk_gpr_div_scu_recalc_rate()  local
764 	rate  = val ? parent_rate / 2 : parent_rate;  in clk_gpr_div_scu_recalc_rate()
766 	return err ? 0 : rate;  in clk_gpr_div_scu_recalc_rate()
769 static long clk_gpr_div_scu_round_rate(struct clk_hw *hw, unsigned long rate,  in clk_gpr_div_scu_round_rate()  argument
772 	if (rate < *prate)  in clk_gpr_div_scu_round_rate()
773 		rate = *prate / 2;  in clk_gpr_div_scu_round_rate()
775 		rate = *prate;  in clk_gpr_div_scu_round_rate()
777 	return rate;  in clk_gpr_div_scu_round_rate()
780 static int clk_gpr_div_scu_set_rate(struct clk_hw *hw, unsigned long rate,  in clk_gpr_div_scu_set_rate()  argument
787 	val = (rate < parent_rate) ? 1 : 0;  in clk_gpr_div_scu_set_rate()