From d55249e15348db8c4d9a6eeac1a5712a8060bf3b Mon Sep 17 00:00:00 2001 From: Udit Kumar Date: Thu, 21 Sep 2023 22:33:43 +0530 Subject: [PATCH] clk: ti: clk-sci: Notify AVS driver based upon clock rate AVS driver needs to be notified before or after clock change, depending upon new rate is greater or less than current clock rate. Fixes: 1e0aa873bc7cd ("clk: clk-ti-sci: Notify AVS driver upon setting clock rate") Cc: Keerthy Signed-off-by: Udit Kumar --- drivers/clk/ti/clk-sci.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/drivers/clk/ti/clk-sci.c b/drivers/clk/ti/clk-sci.c index 74df5a397b..8fc3254c99 100644 --- a/drivers/clk/ti/clk-sci.c +++ b/drivers/clk/ti/clk-sci.c @@ -91,12 +91,12 @@ static ulong ti_sci_clk_set_rate(struct clk *clk, ulong rate) const struct ti_sci_handle *sci = data->sci; const struct ti_sci_clk_ops *cops = &sci->ops.clk_ops; int ret; + int freq_scale_up = rate >= ti_sci_clk_get_rate(clk) ? 1 : 0; debug("%s(clk=%p, rate=%lu)\n", __func__, clk, rate); -#ifdef CONFIG_K3_AVS0 - k3_avs_notify_freq(clk->id, clk->data, rate); -#endif + if (IS_ENABLED(CONFIG_K3_AVS0) && freq_scale_up) + k3_avs_notify_freq(clk->id, clk->data, rate); ret = cops->set_freq(sci, clk->id, clk->data, 0, rate, ULONG_MAX); if (ret) { @@ -104,6 +104,9 @@ static ulong ti_sci_clk_set_rate(struct clk *clk, ulong rate) return ret; } + if (IS_ENABLED(CONFIG_K3_AVS0) && !freq_scale_up) + k3_avs_notify_freq(clk->id, clk->data, rate); + return rate; } -- 2.39.5