From fe2af40250bfc3cca9120cd5c315e2ea7a1082ed Mon Sep 17 00:00:00 2001 From: Georgi Djakov Date: Tue, 12 May 2020 15:53:23 +0300 Subject: opp: Update the bandwidth on OPP frequency changes If the OPP bandwidth values are populated, we want to switch also the interconnect bandwidth in addition to frequency and voltage. Signed-off-by: Georgi Djakov Reviewed-by: Matthias Kaehlcke Reviewed-by: Sibi Sankar Signed-off-by: Viresh Kumar --- drivers/opp/core.c | 13 ++++++++++++- 1 file changed, 12 insertions(+), 1 deletion(-) (limited to 'drivers/opp') diff --git a/drivers/opp/core.c b/drivers/opp/core.c index d19cc7970643..c3ce39c74de8 100644 --- a/drivers/opp/core.c +++ b/drivers/opp/core.c @@ -808,7 +808,7 @@ int dev_pm_opp_set_rate(struct device *dev, unsigned long target_freq) unsigned long freq, old_freq, temp_freq; struct dev_pm_opp *old_opp, *opp; struct clk *clk; - int ret; + int ret, i; opp_table = _find_opp_table(dev); if (IS_ERR(opp_table)) { @@ -909,6 +909,17 @@ int dev_pm_opp_set_rate(struct device *dev, unsigned long target_freq) dev_err(dev, "Failed to set required opps: %d\n", ret); } + if (!ret && opp_table->paths) { + for (i = 0; i < opp_table->path_count; i++) { + ret = icc_set_bw(opp_table->paths[i], + opp->bandwidth[i].avg, + opp->bandwidth[i].peak); + if (ret) + dev_err(dev, "Failed to set bandwidth[%d]: %d\n", + i, ret); + } + } + put_opp: dev_pm_opp_put(opp); put_old_opp: -- cgit