Messages in this thread Patch in this message | | | From | Georgi Djakov <> | Subject | [PATCH v7 6/7] OPP: Update the bandwidth on OPP frequency changes | Date | Fri, 24 Apr 2020 18:54:03 +0300 |
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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 <georgi.djakov@linaro.org> --- v7: * Addressed review comments from Viresh.
v2: https://lore.kernel.org/r/20190423132823.7915-5-georgi.djakov@linaro.org
drivers/opp/core.c | 13 ++++++++++++- 1 file changed, 12 insertions(+), 1 deletion(-)
diff --git a/drivers/opp/core.c b/drivers/opp/core.c index 8e86811eb7b2..66a8ea10f3de 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)) { @@ -895,6 +895,17 @@ 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:
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