diff options
Diffstat (limited to 'drivers/clk/tegra/clk-pll.c')
| -rw-r--r-- | drivers/clk/tegra/clk-pll.c | 12 |
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; } |