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authorDominik Brodowski <linux@dominikbrodowski.net>2018-01-30 06:42:37 +0100
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2018-02-08 10:21:39 +0100
commitffd81dcfef85a33729f90e4acd2f61a68e56b993 (patch)
tree4160debd7778d436e027edf810e438266953dc11 /drivers/cpufreq/longhaul.c
parent70f6bf2a3b7e40c3f802b0ea837762a8bc6c1430 (diff)
cpufreq: Add and use cpufreq_for_each_{valid_,}entry_idx()
Pointer subtraction is slow and tedious. Therefore, replace all instances where cpufreq_for_each_{valid_,}entry loops contained such substractions with an iteration macro providing an index to the frequency_table entry. Suggested-by: Al Viro <viro@ZenIV.linux.org.uk> Link: http://lkml.kernel.org/r/20180120020237.GM13338@ZenIV.linux.org.uk Acked-by: Viresh Kumar <viresh.kumar@linaro.org> Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'drivers/cpufreq/longhaul.c')
-rw-r--r--drivers/cpufreq/longhaul.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/cpufreq/longhaul.c b/drivers/cpufreq/longhaul.c
index 5faa37c5b091..942632a27b50 100644
--- a/drivers/cpufreq/longhaul.c
+++ b/drivers/cpufreq/longhaul.c
@@ -600,7 +600,7 @@ static void longhaul_setup_voltagescaling(void)
/* Calculate kHz for one voltage step */
kHz_step = (highest_speed - min_vid_speed) / numvscales;
- cpufreq_for_each_entry(freq_pos, longhaul_table) {
+ cpufreq_for_each_entry_idx(freq_pos, longhaul_table, j) {
speed = freq_pos->frequency;
if (speed > min_vid_speed)
pos = (speed - min_vid_speed) / kHz_step + minvid.pos;
@@ -609,7 +609,7 @@ static void longhaul_setup_voltagescaling(void)
freq_pos->driver_data |= mV_vrm_table[pos] << 8;
vid = vrm_mV_table[mV_vrm_table[pos]];
pr_info("f: %d kHz, index: %d, vid: %d mV\n",
- speed, (int)(freq_pos - longhaul_table), vid.mV);
+ speed, j, vid.mV);
}
can_scale_voltage = 1;