From f0f879ba533ed29ca277c95d529fce703113271e Mon Sep 17 00:00:00 2001 From: Viresh Kumar Date: Fri, 3 Jun 2016 10:58:46 +0530 Subject: cpufreq: s3c24xx: Remove useless checks These aren't required at all, remove them. Reviewed-by: Krzysztof Kozlowski Signed-off-by: Viresh Kumar Signed-off-by: Rafael J. Wysocki --- drivers/cpufreq/s3c24xx-cpufreq.c | 4 ---- 1 file changed, 4 deletions(-) (limited to 'drivers/cpufreq/s3c24xx-cpufreq.c') diff --git a/drivers/cpufreq/s3c24xx-cpufreq.c b/drivers/cpufreq/s3c24xx-cpufreq.c index ae8eaed77b70..4567c3cab095 100644 --- a/drivers/cpufreq/s3c24xx-cpufreq.c +++ b/drivers/cpufreq/s3c24xx-cpufreq.c @@ -571,11 +571,7 @@ static int s3c_cpufreq_build_freq(void) { int size, ret; - if (!cpu_cur.info->calc_freqtable) - return -EINVAL; - kfree(ftab); - ftab = NULL; size = cpu_cur.info->calc_freqtable(&cpu_cur, NULL, 0); size++; -- cgit v1.2.3 From 7ab4aabbaa98fbf9f8967fd93162d675439337e1 Mon Sep 17 00:00:00 2001 From: Viresh Kumar Date: Fri, 3 Jun 2016 10:58:49 +0530 Subject: cpufreq: Drop freq-table param to cpufreq_frequency_table_target() The policy already has this pointer set, use it instead. Signed-off-by: Viresh Kumar Signed-off-by: Rafael J. Wysocki --- drivers/cpufreq/s3c24xx-cpufreq.c | 11 +++++------ 1 file changed, 5 insertions(+), 6 deletions(-) (limited to 'drivers/cpufreq/s3c24xx-cpufreq.c') diff --git a/drivers/cpufreq/s3c24xx-cpufreq.c b/drivers/cpufreq/s3c24xx-cpufreq.c index 4567c3cab095..05a9737278f3 100644 --- a/drivers/cpufreq/s3c24xx-cpufreq.c +++ b/drivers/cpufreq/s3c24xx-cpufreq.c @@ -293,9 +293,8 @@ static int s3c_cpufreq_target(struct cpufreq_policy *policy, __func__, policy, target_freq, relation); if (ftab) { - if (cpufreq_frequency_table_target(policy, ftab, - target_freq, relation, - &index)) { + if (cpufreq_frequency_table_target(policy, target_freq, + relation, &index)) { s3c_freq_dbg("%s: table failed\n", __func__); return -EINVAL; } @@ -323,14 +322,14 @@ static int s3c_cpufreq_target(struct cpufreq_policy *policy, tmp_policy.min = policy->min * 1000; tmp_policy.max = policy->max * 1000; tmp_policy.cpu = policy->cpu; + tmp_policy.freq_table = pll_reg; /* cpufreq_frequency_table_target uses a pointer to 'index' * which is the number of the table entry, not the value of * the table entry's index field. */ - ret = cpufreq_frequency_table_target(&tmp_policy, pll_reg, - target_freq, relation, - &index); + ret = cpufreq_frequency_table_target(&tmp_policy, target_freq, + relation, &index); if (ret < 0) { pr_err("%s: no PLL available\n", __func__); -- cgit v1.2.3 From d218ed773915a2b762d132be6bb765637338c360 Mon Sep 17 00:00:00 2001 From: Viresh Kumar Date: Fri, 3 Jun 2016 10:58:51 +0530 Subject: cpufreq: Return index from cpufreq_frequency_table_target() This routine can't fail unless the frequency table is invalid and doesn't contain any valid entries. Make it return the index and WARN() in case it is used for an invalid table. Signed-off-by: Viresh Kumar Signed-off-by: Rafael J. Wysocki --- drivers/cpufreq/s3c24xx-cpufreq.c | 26 ++++++-------------------- 1 file changed, 6 insertions(+), 20 deletions(-) (limited to 'drivers/cpufreq/s3c24xx-cpufreq.c') diff --git a/drivers/cpufreq/s3c24xx-cpufreq.c b/drivers/cpufreq/s3c24xx-cpufreq.c index 05a9737278f3..7b596fa38ad2 100644 --- a/drivers/cpufreq/s3c24xx-cpufreq.c +++ b/drivers/cpufreq/s3c24xx-cpufreq.c @@ -293,11 +293,8 @@ static int s3c_cpufreq_target(struct cpufreq_policy *policy, __func__, policy, target_freq, relation); if (ftab) { - if (cpufreq_frequency_table_target(policy, target_freq, - relation, &index)) { - s3c_freq_dbg("%s: table failed\n", __func__); - return -EINVAL; - } + index = cpufreq_frequency_table_target(policy, target_freq, + relation); s3c_freq_dbg("%s: adjust %d to entry %d (%u)\n", __func__, target_freq, index, ftab[index].frequency); @@ -314,7 +311,6 @@ static int s3c_cpufreq_target(struct cpufreq_policy *policy, pll = NULL; } else { struct cpufreq_policy tmp_policy; - int ret; /* we keep the cpu pll table in Hz, to ensure we get an * accurate value for the PLL output. */ @@ -324,18 +320,12 @@ static int s3c_cpufreq_target(struct cpufreq_policy *policy, tmp_policy.cpu = policy->cpu; tmp_policy.freq_table = pll_reg; - /* cpufreq_frequency_table_target uses a pointer to 'index' - * which is the number of the table entry, not the value of + /* cpufreq_frequency_table_target returns the index + * of the table entry, not the value of * the table entry's index field. */ - ret = cpufreq_frequency_table_target(&tmp_policy, target_freq, - relation, &index); - - if (ret < 0) { - pr_err("%s: no PLL available\n", __func__); - goto err_notpossible; - } - + index = cpufreq_frequency_table_target(&tmp_policy, target_freq, + relation); pll = pll_reg + index; s3c_freq_dbg("%s: target %u => %u\n", @@ -345,10 +335,6 @@ static int s3c_cpufreq_target(struct cpufreq_policy *policy, } return s3c_cpufreq_settarget(policy, target_freq, pll); - - err_notpossible: - pr_err("no compatible settings for %d\n", target_freq); - return -EINVAL; } struct clk *s3c_cpufreq_clk_get(struct device *dev, const char *name) -- cgit v1.2.3