56 	u32 rate;  member
76  * struct imx_sc_msg_req_set_clock_rate - clock set rate protocol
78  * @rate: rate to set
79  * @resource: clock resource to set rate
82  * This structure describes the SCU protocol of clock rate set
86 	__le32 rate;  member
97 	__le32 rate;  member
101  * struct imx_sc_msg_get_clock_rate - clock get rate protocol
103  * @req: get rate request protocol
104  * @resp: get rate response protocol
106  * This structure describes the SCU protocol of clock rate get
220  * clk_scu_recalc_rate - Get clock rate for a SCU clock
221  * @hw: clock to get rate for
222  * @parent_rate: parent rate provided by common clock framework, not used
224  * Gets the current clock rate of a SCU clock. Returns the current
225  * clock rate, or zero in failure.
245 		pr_err("%s: failed to get clock rate %d\n",  in clk_scu_recalc_rate()
250 	return le32_to_cpu(msg.data.resp.rate);  in clk_scu_recalc_rate()
254  * clk_scu_round_rate - Round clock rate for a SCU clock
255  * @hw: clock to round rate for
256  * @rate: rate to round
257  * @parent_rate: parent rate provided by common clock framework, not used
259  * Returns the current clock rate, or zero in failure.
261 static long clk_scu_round_rate(struct clk_hw *hw, unsigned long rate,  in clk_scu_round_rate()  argument
265 	 * Assume we support all the requested rate and let the SCU firmware  in clk_scu_round_rate()
268 	return rate;  in clk_scu_round_rate()
271 static int clk_scu_atf_set_cpu_rate(struct clk_hw *hw, unsigned long rate,  in clk_scu_atf_set_cpu_rate()  argument
287 		      cluster_id, rate, 0, 0, 0, 0, &res);  in clk_scu_atf_set_cpu_rate()
293  * clk_scu_set_rate - Set rate for a SCU clock
294  * @hw: clock to change rate for
295  * @rate: target rate for the clock
296  * @parent_rate: rate of the clock parent, not used for SCU clocks
301 static int clk_scu_set_rate(struct clk_hw *hw, unsigned long rate,  in clk_scu_set_rate()  argument
313 	msg.rate = cpu_to_le32(rate);  in clk_scu_set_rate()
482 	 * cached rate.  in __imx_clk_scu()
572 	/* DC SS needs to handle bypass clock using non-cached clock rate */  in imx_clk_scu_suspend()
577 		clk->rate = clk_scu_recalc_rate(&clk->hw, 0);  in imx_clk_scu_suspend()
579 		clk->rate = clk_hw_get_rate(&clk->hw);  in imx_clk_scu_suspend()
586 	if (clk->rate)  in imx_clk_scu_suspend()
587 		dev_dbg(dev, "save rate %d\n", clk->rate);  in imx_clk_scu_suspend()
612 	if (clk->rate) {  in imx_clk_scu_resume()
613 		ret = clk_scu_set_rate(&clk->hw, clk->rate, 0);  in imx_clk_scu_resume()
614 		dev_dbg(dev, "restore rate %d %s\n", clk->rate,  in imx_clk_scu_resume()
716 	unsigned long rate = 0;  in clk_gpr_div_scu_recalc_rate()  local
723 	rate  = val ? parent_rate / 2 : parent_rate;  in clk_gpr_div_scu_recalc_rate()
725 	return err ? 0 : rate;  in clk_gpr_div_scu_recalc_rate()
728 static long clk_gpr_div_scu_round_rate(struct clk_hw *hw, unsigned long rate,  in clk_gpr_div_scu_round_rate()  argument
731 	if (rate < *prate)  in clk_gpr_div_scu_round_rate()
732 		rate = *prate / 2;  in clk_gpr_div_scu_round_rate()
734 		rate = *prate;  in clk_gpr_div_scu_round_rate()
736 	return rate;  in clk_gpr_div_scu_round_rate()
739 static int clk_gpr_div_scu_set_rate(struct clk_hw *hw, unsigned long rate,  in clk_gpr_div_scu_set_rate()  argument
746 	val = (rate < parent_rate) ? 1 : 0;  in clk_gpr_div_scu_set_rate()