summaryrefslogtreecommitdiff
path: root/drivers/clk/tegra/clk-pll.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/clk/tegra/clk-pll.c')
-rw-r--r--drivers/clk/tegra/clk-pll.c12
1 files changed, 11 insertions, 1 deletions
diff --git a/drivers/clk/tegra/clk-pll.c b/drivers/clk/tegra/clk-pll.c
index 531c2b3d814e..0b212cf2e794 100644
--- a/drivers/clk/tegra/clk-pll.c
+++ b/drivers/clk/tegra/clk-pll.c
@@ -744,13 +744,19 @@ static int _program_pll(struct clk_hw *hw, struct tegra_clk_pll_freq_table *cfg,
state = clk_pll_is_enabled(hw);
+ if (state && pll->params->pre_rate_change) {
+ ret = pll->params->pre_rate_change();
+ if (WARN_ON(ret))
+ return ret;
+ }
+
_get_pll_mnp(pll, &old_cfg);
if (state && pll->params->defaults_set && pll->params->dyn_ramp &&
(cfg->m == old_cfg.m) && (cfg->p == old_cfg.p)) {
ret = pll->params->dyn_ramp(pll, cfg);
if (!ret)
- return 0;
+ goto done;
}
if (state) {
@@ -772,6 +778,10 @@ static int _program_pll(struct clk_hw *hw, struct tegra_clk_pll_freq_table *cfg,
pll_clk_start_ss(pll);
}
+done:
+ if (state && pll->params->post_rate_change)
+ pll->params->post_rate_change();
+
return ret;
}