[PATCH 03/10] PM / devfreq: Drop code for descending freq_table

From: Samuel Holland
Date: Wed Sep 29 2021 - 00:43:18 EST


Since commit 416b46a2627a ("PM / devfreq: Show the all available
frequencies"), freq_table's documentation requires it to be sorted in
ascending order. That commit modified available_frequencies_show() to
assume that order. This is also the order used by all existing drivers
and by set_freq_table().

However, there is still some code left over for compatibility with a
freq_table sorted descending. To avoid confusion, let's remove it.

Signed-off-by: Samuel Holland <samuel@xxxxxxxxxxxx>
---
drivers/devfreq/devfreq.c | 12 +++---------
1 file changed, 3 insertions(+), 9 deletions(-)

diff --git a/drivers/devfreq/devfreq.c b/drivers/devfreq/devfreq.c
index 426e31e6c448..f5d27f5285db 100644
--- a/drivers/devfreq/devfreq.c
+++ b/drivers/devfreq/devfreq.c
@@ -130,16 +130,10 @@ static void get_freq_range(struct devfreq *devfreq,

/*
* Initialize minimum/maximum frequency from freq table.
- * The devfreq drivers can initialize this in either ascending or
- * descending order and devfreq core supports both.
+ * The devfreq drivers should initialize this in ascending order.
*/
- if (freq_table[0] < freq_table[devfreq->profile->max_state - 1]) {
- *min_freq = freq_table[0];
- *max_freq = freq_table[devfreq->profile->max_state - 1];
- } else {
- *min_freq = freq_table[devfreq->profile->max_state - 1];
- *max_freq = freq_table[0];
- }
+ *min_freq = freq_table[0];
+ *max_freq = freq_table[devfreq->profile->max_state - 1];

/* Apply constraints from PM QoS */
qos_min_freq = dev_pm_qos_read_value(devfreq->dev.parent,
--
2.31.1