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| author | Georgi Djakov <georgi.djakov@linaro.org> | 2020-05-12 15:53:23 +0300 |
|---|---|---|
| committer | Viresh Kumar <viresh.kumar@linaro.org> | 2020-05-29 10:15:10 +0530 |
| commit | fe2af40250bfc3cca9120cd5c315e2ea7a1082ed (patch) | |
| tree | e938aeec2996dc5dde352973f517328b0e53f051 /drivers/opp/core.c | |
| parent | 120e117bdc8483773fdae19dd326ef460b1ab4c2 (diff) | |
| download | linux-stable-fe2af40250bfc3cca9120cd5c315e2ea7a1082ed.tar.gz linux-stable-fe2af40250bfc3cca9120cd5c315e2ea7a1082ed.tar.bz2 linux-stable-fe2af40250bfc3cca9120cd5c315e2ea7a1082ed.zip | |
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 <georgi.djakov@linaro.org>
Reviewed-by: Matthias Kaehlcke <mka@chromium.org>
Reviewed-by: Sibi Sankar <sibis@codeaurora.org>
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Diffstat (limited to 'drivers/opp/core.c')
| -rw-r--r-- | drivers/opp/core.c | 13 |
1 files changed, 12 insertions, 1 deletions
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: |