linux-kernel - [PATCH] media: s5p-jpeg: Remove some unused functions

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Date:	Sun,  4 Jan 2015 16:32:45 +0100
From:	Rickard Strandqvist <rickard_strandqvist@...ctrumdigital.se>
To:	Mauro Carvalho Chehab <m.chehab@...sung.com>,
	Jacek Anaszewski <j.anaszewski@...sung.com>
Cc:	Rickard Strandqvist <rickard_strandqvist@...ctrumdigital.se>,
	Kamil Debski <k.debski@...sung.com>,
	linux-media@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH] media: s5p-jpeg: Remove some unused functions

Removes some functions that are not used anywhere:
s5p_jpeg_input_raw_y16() s5p_jpeg_timer_disable() s5p_jpeg_timer_enable()

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

Signed-off-by: Rickard Strandqvist <rickard_strandqvist@...ctrumdigital.se>
---
 drivers/media/platform/s5p-jpeg/jpeg-hw-s5p.c |   32 -------------------------
 drivers/media/platform/s5p-jpeg/jpeg-hw-s5p.h |    3 ---
 2 files changed, 35 deletions(-)

diff --git a/drivers/media/platform/s5p-jpeg/jpeg-hw-s5p.c b/drivers/media/platform/s5p-jpeg/jpeg-hw-s5p.c
index e3b8e67..b5f20e7 100644
--- a/drivers/media/platform/s5p-jpeg/jpeg-hw-s5p.c
+++ b/drivers/media/platform/s5p-jpeg/jpeg-hw-s5p.c
@@ -51,18 +51,6 @@ void s5p_jpeg_input_raw_mode(void __iomem *regs, unsigned long mode)
 	writel(reg, regs + S5P_JPGCMOD);
 }
 
-void s5p_jpeg_input_raw_y16(void __iomem *regs, bool y16)
-{
-	unsigned long reg;
-
-	reg = readl(regs + S5P_JPGCMOD);
-	if (y16)
-		reg |= S5P_MODE_Y16;
-	else
-		reg &= ~S5P_MODE_Y16_MASK;
-	writel(reg, regs + S5P_JPGCMOD);
-}
-
 void s5p_jpeg_proc_mode(void __iomem *regs, unsigned long mode)
 {
 	unsigned long reg, m;
@@ -208,26 +196,6 @@ void s5p_jpeg_final_mcu_num_int_enable(void __iomem *regs, bool enbl)
 	writel(reg, regs + S5P_JPGINTSE);
 }
 
-void s5p_jpeg_timer_enable(void __iomem *regs, unsigned long val)
-{
-	unsigned long reg;
-
-	reg = readl(regs + S5P_JPG_TIMER_SE);
-	reg |= S5P_TIMER_INT_EN;
-	reg &= ~S5P_TIMER_INIT_MASK;
-	reg |= val & S5P_TIMER_INIT_MASK;
-	writel(reg, regs + S5P_JPG_TIMER_SE);
-}
-
-void s5p_jpeg_timer_disable(void __iomem *regs)
-{
-	unsigned long reg;
-
-	reg = readl(regs + S5P_JPG_TIMER_SE);
-	reg &= ~S5P_TIMER_INT_EN_MASK;
-	writel(reg, regs + S5P_JPG_TIMER_SE);
-}
-
 int s5p_jpeg_timer_stat(void __iomem *regs)
 {
 	return (int)((readl(regs + S5P_JPG_TIMER_ST) & S5P_TIMER_INT_STAT_MASK)
diff --git a/drivers/media/platform/s5p-jpeg/jpeg-hw-s5p.h b/drivers/media/platform/s5p-jpeg/jpeg-hw-s5p.h
index c11ebe8..f208fa3 100644
--- a/drivers/media/platform/s5p-jpeg/jpeg-hw-s5p.h
+++ b/drivers/media/platform/s5p-jpeg/jpeg-hw-s5p.h
@@ -29,7 +29,6 @@
 void s5p_jpeg_reset(void __iomem *regs);
 void s5p_jpeg_poweron(void __iomem *regs);
 void s5p_jpeg_input_raw_mode(void __iomem *regs, unsigned long mode);
-void s5p_jpeg_input_raw_y16(void __iomem *regs, bool y16);
 void s5p_jpeg_proc_mode(void __iomem *regs, unsigned long mode);
 void s5p_jpeg_subsampling_mode(void __iomem *regs, unsigned int mode);
 unsigned int s5p_jpeg_get_subsampling_mode(void __iomem *regs);
@@ -42,8 +41,6 @@ void s5p_jpeg_x(void __iomem *regs, unsigned int x);
 void s5p_jpeg_rst_int_enable(void __iomem *regs, bool enable);
 void s5p_jpeg_data_num_int_enable(void __iomem *regs, bool enable);
 void s5p_jpeg_final_mcu_num_int_enable(void __iomem *regs, bool enbl);
-void s5p_jpeg_timer_enable(void __iomem *regs, unsigned long val);
-void s5p_jpeg_timer_disable(void __iomem *regs);
 int s5p_jpeg_timer_stat(void __iomem *regs);
 void s5p_jpeg_clear_timer_stat(void __iomem *regs);
 void s5p_jpeg_enc_stream_int(void __iomem *regs, unsigned long size);
-- 
1.7.10.4

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