2014-12-06 22:59:31

by Rickard Strandqvist

[permalink] [raw]
Subject: [PATCH] arch: arm: mach-davinci: cdce949.c: Remove unused function

Remove the function cdce_set_rate() that is not used anywhere.

This was partially found by using a static code analysis program called cppcheck.

Signed-off-by: Rickard Strandqvist <[email protected]>
---
arch/arm/mach-davinci/cdce949.c | 37 --------------------------
arch/arm/mach-davinci/include/mach/cdce949.h | 2 --
2 files changed, 39 deletions(-)

diff --git a/arch/arm/mach-davinci/cdce949.c b/arch/arm/mach-davinci/cdce949.c
index abafb92..bccac4a 100644
--- a/arch/arm/mach-davinci/cdce949.c
+++ b/arch/arm/mach-davinci/cdce949.c
@@ -212,43 +212,6 @@ static struct cdce_output output_list[] = {
[5] = { cdce_y5_freqs, ARRAY_SIZE(cdce_y5_freqs) },
};

-int cdce_set_rate(struct clk *clk, unsigned long rate)
-{
- int i, ret = 0;
- struct cdce_freq *freq_table = output_list[clk->lpsc].freq_table;
- struct cdce_reg *regs = NULL;
-
- if (!cdce_i2c_client)
- return -ENODEV;
-
- if (!freq_table)
- return -EINVAL;
-
- for (i = 0; i < output_list[clk->lpsc].size; i++) {
- if (freq_table[i].frequency == rate / 1000) {
- regs = freq_table[i].reglist;
- break;
- }
- }
-
- if (!regs)
- return -EINVAL;
-
- mutex_lock(&cdce_mutex);
- for (i = 0; regs[i].addr; i++) {
- ret = i2c_smbus_write_byte_data(cdce_i2c_client,
- regs[i].addr | 0x80, regs[i].val);
- if (ret)
- break;
- }
- mutex_unlock(&cdce_mutex);
-
- if (!ret)
- clk->rate = rate;
-
- return ret;
-}
-
static int cdce_probe(struct i2c_client *client,
const struct i2c_device_id *id)
{
diff --git a/arch/arm/mach-davinci/include/mach/cdce949.h b/arch/arm/mach-davinci/include/mach/cdce949.h
index c73331f..2280e0b 100644
--- a/arch/arm/mach-davinci/include/mach/cdce949.h
+++ b/arch/arm/mach-davinci/include/mach/cdce949.h
@@ -14,6 +14,4 @@

#include <mach/clock.h>

-int cdce_set_rate(struct clk *clk, unsigned long rate);
-
#endif
--
1.7.10.4