[PATCH 0/3] Remove unused declarations for arm

[PATCH 0/3] Remove unused declarations for arm

[Gaosheng Cui]

This series contains a few cleanup patches, to remove unused
declarations which have been removed. Thanks!

Gaosheng Cui (3):
  ARM: OMAP2+: remove orphan declarations from omap2
  ARM: s3c: remove orphan declarations from arch/arm/mach-s3c/devs.h
  ARM: ftrace: remove unused ftrace_graph_caller_old() declaration

 arch/arm/kernel/ftrace.c                     | 1 -
 arch/arm/mach-omap2/common.h                 | 3 ---
 arch/arm/mach-omap2/omap_hwmod.h             | 3 ---
 arch/arm/mach-omap2/omap_hwmod_common_data.h | 1 -
 arch/arm/mach-omap2/omap_opp_data.h          | 5 -----
 arch/arm/mach-omap2/serial.h                 | 3 ---
 arch/arm/mach-omap2/usb.h                    | 1 -
 arch/arm/mach-s3c/devs.h                     | 2 --
 8 files changed, 19 deletions(-)

-- 
2.25.1

[PATCH 1/3] ARM: OMAP2+: remove orphan declarations from omap2

[Gaosheng Cui]

Remove the following orphan declarations from omap_hwmod.h:
1. dra7xx_hwmod_init() was removed by
commit 54bc4edb3e52 ("ARM: OMAP2+: Drop legacy platform
data for dra7 hwmod").

2. omap44xx_hwmod_init() was removed by
commit 2584d7e7f87a ("ARM: OMAP2+: Drop legacy platform
data for omap4 hwmod").

3. am33xx_hwmod_init() was removed by
commit 68fc5990b8be ("ARM: OMAP2+: Drop legacy remaining
legacy platform data for am3").

4. omap_init_opp_table() was removed by
commit 99b3587debac ("ARM: OMAP2+: Remove unused legacy
code for opp").

5. omap2xxx_l4_core__timer2 was removed by
commit 64dbc3d55d60 ("ARM: dts: Configure system timers
for omap2").

6. omap_serial_board_init() and omap_serial_init_port() were
removed by commit f3b78f728955 ("ARM: OMAP2+: Remove legacy
serial.c").

7. omap3_gptimer_timer_init() and omap3_secure_sync32k_timer_init()
were removed by commit 2ee04b88547a ("ARM: OMAP2+: Drop old
timer code for dmtimer and 32k counter").

8. omap4_local_timer_init() was removed by
commit 036a3d42bb8f ("ARM: dts: Configure system timers for
omap5 and dra7").

9. usbhs_init_phys() was removed by
commit 9080b8dc761a ("ARM: OMAP2+: Remove legacy usb-host.c
platform init code").

Signed-off-by: Gaosheng Cui <cuigaosheng1@huawei.com>
---
 arch/arm/mach-omap2/common.h                 | 3 ---
 arch/arm/mach-omap2/omap_hwmod.h             | 3 ---
 arch/arm/mach-omap2/omap_hwmod_common_data.h | 1 -
 arch/arm/mach-omap2/omap_opp_data.h          | 5 -----
 arch/arm/mach-omap2/serial.h                 | 3 ---
 arch/arm/mach-omap2/usb.h                    | 1 -
 6 files changed, 16 deletions(-)

diff --git a/arch/arm/mach-omap2/common.h b/arch/arm/mach-omap2/common.h
index bd5981945239..a402b4931a65 100644
--- a/arch/arm/mach-omap2/common.h
+++ b/arch/arm/mach-omap2/common.h
@@ -93,9 +93,6 @@ static inline int amx3_common_pm_init(void)
 extern void omap2_init_common_infrastructure(void);
 
 extern void omap_init_time(void);
-extern void omap3_secure_sync32k_timer_init(void);
-extern void omap3_gptimer_timer_init(void);
-extern void omap4_local_timer_init(void);
 #ifdef CONFIG_CACHE_L2X0
 int omap_l2_cache_init(void);
 #define OMAP_L2C_AUX_CTRL	(L2C_AUX_CTRL_SHARED_OVERRIDE | \
diff --git a/arch/arm/mach-omap2/omap_hwmod.h b/arch/arm/mach-omap2/omap_hwmod.h
index 6962a8d267e7..7fd4231667ec 100644
--- a/arch/arm/mach-omap2/omap_hwmod.h
+++ b/arch/arm/mach-omap2/omap_hwmod.h
@@ -683,11 +683,8 @@ void omap_hwmod_rtc_lock(struct omap_hwmod *oh);
 extern int omap2420_hwmod_init(void);
 extern int omap2430_hwmod_init(void);
 extern int omap3xxx_hwmod_init(void);
-extern int omap44xx_hwmod_init(void);
-extern int am33xx_hwmod_init(void);
 extern int dm814x_hwmod_init(void);
 extern int dm816x_hwmod_init(void);
-extern int dra7xx_hwmod_init(void);
 int am43xx_hwmod_init(void);
 
 extern int __init omap_hwmod_register_links(struct omap_hwmod_ocp_if **ois);
diff --git a/arch/arm/mach-omap2/omap_hwmod_common_data.h b/arch/arm/mach-omap2/omap_hwmod_common_data.h
index 0045e6680a63..f64e73e4c21f 100644
--- a/arch/arm/mach-omap2/omap_hwmod_common_data.h
+++ b/arch/arm/mach-omap2/omap_hwmod_common_data.h
@@ -60,7 +60,6 @@ extern struct omap_hwmod_ocp_if omap2_l4_core__uart2;
 extern struct omap_hwmod_ocp_if omap2_l4_core__uart3;
 extern struct omap_hwmod_ocp_if omap2xxx_l4_core__mcspi1;
 extern struct omap_hwmod_ocp_if omap2xxx_l4_core__mcspi2;
-extern struct omap_hwmod_ocp_if omap2xxx_l4_core__timer2;
 extern struct omap_hwmod_ocp_if omap2xxx_l4_core__timer3;
 extern struct omap_hwmod_ocp_if omap2xxx_l4_core__timer4;
 extern struct omap_hwmod_ocp_if omap2xxx_l4_core__timer5;
diff --git a/arch/arm/mach-omap2/omap_opp_data.h b/arch/arm/mach-omap2/omap_opp_data.h
index 88375ab38e31..ed84fe95e857 100644
--- a/arch/arm/mach-omap2/omap_opp_data.h
+++ b/arch/arm/mach-omap2/omap_opp_data.h
@@ -71,11 +71,6 @@ struct omap_opp_def {
 	.vp_errgain	= _errgain				       \
 }
 
-/* Use this to initialize the default table */
-extern int __init omap_init_opp_table(struct omap_opp_def *opp_def,
-		u32 opp_def_size);
-
-
 extern struct omap_volt_data omap34xx_vddmpu_volt_data[];
 extern struct omap_volt_data omap34xx_vddcore_volt_data[];
 extern struct omap_volt_data omap36xx_vddmpu_volt_data[];
diff --git a/arch/arm/mach-omap2/serial.h b/arch/arm/mach-omap2/serial.h
index 7ca1fcff453b..1bfe67e0e93d 100644
--- a/arch/arm/mach-omap2/serial.h
+++ b/arch/arm/mach-omap2/serial.h
@@ -60,7 +60,4 @@ struct omap_board_data;
 struct omap_uart_port_info;
 
 extern void omap_serial_init(void);
-extern void omap_serial_board_init(struct omap_uart_port_info *platform_data);
-extern void omap_serial_init_port(struct omap_board_data *bdata,
-		struct omap_uart_port_info *platform_data);
 #endif
diff --git a/arch/arm/mach-omap2/usb.h b/arch/arm/mach-omap2/usb.h
index 740a499befce..b570bc8fac2f 100644
--- a/arch/arm/mach-omap2/usb.h
+++ b/arch/arm/mach-omap2/usb.h
@@ -63,7 +63,6 @@ struct usbhs_phy_data {
 
 extern void usb_musb_init(struct omap_musb_board_data *board_data);
 extern void usbhs_init(struct usbhs_omap_platform_data *pdata);
-extern int usbhs_init_phys(struct usbhs_phy_data *phy, int num_phys);
 
 extern void am35x_musb_reset(void);
 extern void am35x_musb_phy_power(u8 on);
-- 
2.25.1

[PATCH 2/3] ARM: s3c: remove orphan declarations from arch/arm/mach-s3c/devs.h

[Gaosheng Cui]

s3c64xx_device_spi1 and s3c64xx_device_spi2 were removed by
commit f1ba938e4f98 ("spi: s3c64xx: Delete unused boardfile
helpers"), so remove the declaration, too.

Signed-off-by: Gaosheng Cui <cuigaosheng1@huawei.com>
---
 arch/arm/mach-s3c/devs.h | 2 --
 1 file changed, 2 deletions(-)

diff --git a/arch/arm/mach-s3c/devs.h b/arch/arm/mach-s3c/devs.h
index 02b0c5750572..991b9b2006a1 100644
--- a/arch/arm/mach-s3c/devs.h
+++ b/arch/arm/mach-s3c/devs.h
@@ -33,8 +33,6 @@ extern struct platform_device s3c64xx_device_onenand1;
 extern struct platform_device s3c64xx_device_pcm0;
 extern struct platform_device s3c64xx_device_pcm1;
 extern struct platform_device s3c64xx_device_spi0;
-extern struct platform_device s3c64xx_device_spi1;
-extern struct platform_device s3c64xx_device_spi2;
 
 extern struct platform_device s3c_device_adc;
 extern struct platform_device s3c_device_cfcon;
-- 
2.25.1

Re: [PATCH 2/3] ARM: s3c: remove orphan declarations from arch/arm/mach-s3c/devs.h

[Mark Brown]

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On Wed, Sep 14, 2022 at 11:46:14AM +0800, Gaosheng Cui wrote:
> s3c64xx_device_spi1 and s3c64xx_device_spi2 were removed by
> commit f1ba938e4f98 ("spi: s3c64xx: Delete unused boardfile
> helpers"), so remove the declaration, too.

Reviewed-by: Mark Brown <broonie@kernel.org>

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Re: (subset) [PATCH 2/3] ARM: s3c: remove orphan declarations from arch/arm/mach-s3c/devs.h

[Krzysztof Kozlowski]

On Wed, 14 Sep 2022 11:46:14 +0800, Gaosheng Cui wrote:
> s3c64xx_device_spi1 and s3c64xx_device_spi2 were removed by
> commit f1ba938e4f98 ("spi: s3c64xx: Delete unused boardfile
> helpers"), so remove the declaration, too.
> 
> 

Applied, thanks!

[2/3] ARM: s3c: remove orphan declarations from arch/arm/mach-s3c/devs.h
      https://git.kernel.org/krzk/linux/c/45c2bd1f61875fcda24937da9b0ff0d0ff8139ff

Best regards,
-- 
Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>

[PATCH 3/3] ARM: ftrace: remove unused ftrace_graph_caller_old() declaration

[Gaosheng Cui]

All uses of ftrace_graph_caller_old() were removed by
commit d3c61619568c ("ARM: 8788/1: ftrace: remove old
mcount support"), so remove the declaration, too.

Signed-off-by: Gaosheng Cui <cuigaosheng1@huawei.com>
---
 arch/arm/kernel/ftrace.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/arch/arm/kernel/ftrace.c b/arch/arm/kernel/ftrace.c
index a0b6d1e3812f..0320cfba5b74 100644
--- a/arch/arm/kernel/ftrace.c
+++ b/arch/arm/kernel/ftrace.c
@@ -261,7 +261,6 @@ void prepare_ftrace_return(unsigned long *parent, unsigned long self_addr,
 #ifdef CONFIG_DYNAMIC_FTRACE
 extern unsigned long ftrace_graph_call;
 extern unsigned long ftrace_graph_call_old;
-extern void ftrace_graph_caller_old(void);
 extern unsigned long ftrace_graph_regs_call;
 extern void ftrace_graph_regs_caller(void);
 
-- 
2.25.1

Re: [PATCH 3/3] ARM: ftrace: remove unused ftrace_graph_caller_old() declaration

[Linus Walleij]

On Wed, Sep 14, 2022 at 5:46 AM Gaosheng Cui <cuigaosheng1@huawei.com> wrote:

> All uses of ftrace_graph_caller_old() were removed by
> commit d3c61619568c ("ARM: 8788/1: ftrace: remove old
> mcount support"), so remove the declaration, too.
>
> Signed-off-by: Gaosheng Cui <cuigaosheng1@huawei.com>

Acked-by: Linus Walleij <linus.walleij@linaro.org>

Please put this into Russell's patch tracker.

Yours,
Linus Walleij