diff options
| author | Alex Frid <afrid@nvidia.com> | 2012-02-06 14:45:06 -0800 |
|---|---|---|
| committer | Varun Colbert <vcolbert@nvidia.com> | 2012-03-14 16:36:24 -0700 |
| commit | d72369393c5997afa3a92e4aaad840c157c9c257 (patch) | |
| tree | c2c4ea9b9ade08f4d9180fbab57714b9ac641377 /arch | |
| parent | 769ea5a0361eaba66047f9c9a1b5664659d03cf5 (diff) | |
ARM: tegra: clock: Update Tegra3 CPU suspend rate
Set Tegra3 CPU suspend entry rate to maximum LP mode rate - speed up
suspend, and still allow to switch to LP CPU mode on suspend entry.
Bug 946301
Signed-off-by: Alex Frid <afrid@nvidia.com>
(cherry picked from commit 5e7fa33ebcb5602093f9bf86e37f0478e389c633)
Change-Id: I5df4305579a9992817bae168925c4bb208934481
Reviewed-on: http://git-master/r/89351
Reviewed-by: Automatic_Commit_Validation_User
Reviewed-by: Varun Colbert <vcolbert@nvidia.com>
Tested-by: Varun Colbert <vcolbert@nvidia.com>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/mach-tegra/tegra3_clocks.c | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/arch/arm/mach-tegra/tegra3_clocks.c b/arch/arm/mach-tegra/tegra3_clocks.c index 99878dd6fb3a..bbcd9f5738ef 100644 --- a/arch/arm/mach-tegra/tegra3_clocks.c +++ b/arch/arm/mach-tegra/tegra3_clocks.c @@ -4618,21 +4618,22 @@ static struct cpufreq_frequency_table freq_table_1p7GHz[] = { }; static struct tegra_cpufreq_table_data cpufreq_tables[] = { - { freq_table_300MHz, 0, 1 }, - { freq_table_1p0GHz, 2, 8, 3}, - { freq_table_1p3GHz, 2, 10, 3}, - { freq_table_1p4GHz, 2, 11, 3}, - { freq_table_1p5GHz, 2, 12, 3}, - { freq_table_1p7GHz, 2, 12, 3}, + { freq_table_300MHz, 0, 1 }, + { freq_table_1p0GHz, 2, 8 }, + { freq_table_1p3GHz, 2, 10 }, + { freq_table_1p4GHz, 2, 11 }, + { freq_table_1p5GHz, 2, 12 }, + { freq_table_1p7GHz, 2, 12 }, }; static int clip_cpu_rate_limits( - struct cpufreq_frequency_table *freq_table, + struct tegra_cpufreq_table_data *data, struct cpufreq_policy *policy, struct clk *cpu_clk_g, struct clk *cpu_clk_lp) { int idx, ret; + struct cpufreq_frequency_table *freq_table = data->freq_table; /* clip CPU G mode maximum frequency to table entry */ ret = cpufreq_frequency_table_target(policy, freq_table, @@ -4660,6 +4661,7 @@ static int clip_cpu_rate_limits( } cpu_clk_lp->max_rate = freq_table[idx].frequency * 1000; cpu_clk_g->min_rate = freq_table[idx-1].frequency * 1000; + data->suspend_index = idx; return 0; } @@ -4687,7 +4689,7 @@ struct tegra_cpufreq_table_data *tegra_cpufreq_table_get(void) if (!ret) { if ((policy.max * 1000) == selection_rate) { ret = clip_cpu_rate_limits( - cpufreq_tables[i].freq_table, + &cpufreq_tables[i], &policy, cpu_clk_g, cpu_clk_lp); if (!ret) return &cpufreq_tables[i]; |