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Date: Mon, 7 Oct 2013 11:29:30 -0500
From: Rob Herring <robherring2@...il.com>
To: linux-kernel@...r.kernel.org, devicetree@...r.kernel.org
Cc: Grant Likely <grant.likely@...aro.org>,
Rob Herring <rob.herring@...xeda.com>,
Russell King <linux@....linux.org.uk>,
Mark Salter <msalter@...hat.com>,
Aurelien Jacquiot <a-jacquiot@...com>,
James Hogan <james.hogan@...tec.com>,
Michal Simek <monstr@...str.eu>,
Ralf Baechle <ralf@...ux-mips.org>,
Jonas Bonn <jonas@...thpole.se>,
Benjamin Herrenschmidt <benh@...nel.crashing.org>,
Paul Mackerras <paulus@...ba.org>,
Thomas Gleixner <tglx@...utronix.de>,
Ingo Molnar <mingo@...hat.com>,
"H. Peter Anvin" <hpa@...or.com>, x86@...nel.org,
Chris Zankel <chris@...kel.net>,
Max Filippov <jcmvbkbc@...il.com>
Subject: [PATCH v2 22/29] of: remove early_init_dt_setup_initrd_arch
From: Rob Herring <rob.herring@...xeda.com>
All arches do essentially the same thing now for
early_init_dt_setup_initrd_arch, so it can now be removed.
Signed-off-by: Rob Herring <rob.herring@...xeda.com>
Acked-by: Vineet Gupta <vgupta@...opsys.com>
Cc: Russell King <linux@....linux.org.uk>
Cc: Mark Salter <msalter@...hat.com>
Cc: Aurelien Jacquiot <a-jacquiot@...com>
Cc: James Hogan <james.hogan@...tec.com>
Cc: Michal Simek <monstr@...str.eu>
Cc: Ralf Baechle <ralf@...ux-mips.org>
Cc: Jonas Bonn <jonas@...thpole.se>
Cc: Benjamin Herrenschmidt <benh@...nel.crashing.org>
Cc: Paul Mackerras <paulus@...ba.org>
Cc: Thomas Gleixner <tglx@...utronix.de>
Cc: Ingo Molnar <mingo@...hat.com>
Cc: "H. Peter Anvin" <hpa@...or.com>
Cc: x86@...nel.org
Cc: Chris Zankel <chris@...kel.net>
Cc: Max Filippov <jcmvbkbc@...il.com>
Acked-by: Grant Likely <grant.likely@...aro.org>
---
arch/arc/mm/init.c | 7 -------
arch/arm/mm/init.c | 8 --------
arch/c6x/kernel/devicetree.c | 10 ----------
arch/metag/mm/init.c | 9 ---------
arch/microblaze/kernel/prom.c | 9 ---------
arch/mips/kernel/prom.c | 10 ----------
arch/openrisc/kernel/prom.c | 9 ---------
arch/powerpc/kernel/prom.c | 9 ---------
arch/x86/kernel/devicetree.c | 9 ---------
arch/xtensa/kernel/setup.c | 15 ++++-----------
drivers/of/fdt.c | 9 ++++++---
include/linux/of_fdt.h | 10 ----------
12 files changed, 10 insertions(+), 104 deletions(-)
diff --git a/arch/arc/mm/init.c b/arch/arc/mm/init.c
index 81279ec..55e0a85 100644
--- a/arch/arc/mm/init.c
+++ b/arch/arc/mm/init.c
@@ -125,10 +125,3 @@ void __init free_initrd_mem(unsigned long start, unsigned long end)
free_reserved_area((void *)start, (void *)end, -1, "initrd");
}
#endif
-
-#ifdef CONFIG_OF_FLATTREE
-void __init early_init_dt_setup_initrd_arch(u64 start, u64 end)
-{
- pr_err("%s(%llx, %llx)\n", __func__, start, end);
-}
-#endif /* CONFIG_OF_FLATTREE */
diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c
index 9eeb1cd..9d0b91d 100644
--- a/arch/arm/mm/init.c
+++ b/arch/arm/mm/init.c
@@ -77,14 +77,6 @@ static int __init parse_tag_initrd2(const struct tag *tag)
__tagtable(ATAG_INITRD2, parse_tag_initrd2);
-#if defined(CONFIG_OF_FLATTREE) && defined(CONFIG_BLK_DEV_INITRD)
-void __init early_init_dt_setup_initrd_arch(u64 start, u64 end)
-{
- initrd_start = (unsigned long)__va(start);
- initrd_end = (unsigned long)__va(end);
-}
-#endif /* CONFIG_OF_FLATTREE */
-
/*
* This keeps memory configuration data used by a couple memory
* initialization functions, as well as show_mem() for the skipping
diff --git a/arch/c6x/kernel/devicetree.c b/arch/c6x/kernel/devicetree.c
index d28a92f..fa3e574 100644
--- a/arch/c6x/kernel/devicetree.c
+++ b/arch/c6x/kernel/devicetree.c
@@ -10,18 +10,8 @@
*
*/
#include <linux/init.h>
-#include <linux/initrd.h>
#include <linux/memblock.h>
-#ifdef CONFIG_BLK_DEV_INITRD
-void __init early_init_dt_setup_initrd_arch(u64 start, u64 end)
-{
- initrd_start = (unsigned long)__va(start);
- initrd_end = (unsigned long)__va(end);
- initrd_below_start_ok = 1;
-}
-#endif
-
void __init early_init_dt_add_memory_arch(u64 base, u64 size)
{
c6x_add_memory(base, size);
diff --git a/arch/metag/mm/init.c b/arch/metag/mm/init.c
index 1239195..249fff6 100644
--- a/arch/metag/mm/init.c
+++ b/arch/metag/mm/init.c
@@ -12,7 +12,6 @@
#include <linux/percpu.h>
#include <linux/memblock.h>
#include <linux/initrd.h>
-#include <linux/of_fdt.h>
#include <asm/setup.h>
#include <asm/page.h>
@@ -405,11 +404,3 @@ void free_initrd_mem(unsigned long start, unsigned long end)
"initrd");
}
#endif
-
-#ifdef CONFIG_OF_FLATTREE
-void __init early_init_dt_setup_initrd_arch(u64 start, u64 end)
-{
- pr_err("%s(%llx, %llx)\n",
- __func__, start, end);
-}
-#endif /* CONFIG_OF_FLATTREE */
diff --git a/arch/microblaze/kernel/prom.c b/arch/microblaze/kernel/prom.c
index 951e4d6..cab6dc3 100644
--- a/arch/microblaze/kernel/prom.c
+++ b/arch/microblaze/kernel/prom.c
@@ -114,15 +114,6 @@ void __init early_init_devtree(void *params)
pr_debug(" <- early_init_devtree()\n");
}
-#ifdef CONFIG_BLK_DEV_INITRD
-void __init early_init_dt_setup_initrd_arch(u64 start, u64 end)
-{
- initrd_start = (unsigned long)__va(start);
- initrd_end = (unsigned long)__va(end);
- initrd_below_start_ok = 1;
-}
-#endif
-
/*******
*
* New implementation of the OF "find" APIs, return a refcounted
diff --git a/arch/mips/kernel/prom.c b/arch/mips/kernel/prom.c
index 67a4c53..0b2485f 100644
--- a/arch/mips/kernel/prom.c
+++ b/arch/mips/kernel/prom.c
@@ -13,7 +13,6 @@
#include <linux/errno.h>
#include <linux/types.h>
#include <linux/bootmem.h>
-#include <linux/initrd.h>
#include <linux/debugfs.h>
#include <linux/of.h>
#include <linux/of_fdt.h>
@@ -48,15 +47,6 @@ void * __init early_init_dt_alloc_memory_arch(u64 size, u64 align)
return __alloc_bootmem(size, align, __pa(MAX_DMA_ADDRESS));
}
-#ifdef CONFIG_BLK_DEV_INITRD
-void __init early_init_dt_setup_initrd_arch(u64 start, u64 end)
-{
- initrd_start = (unsigned long)__va(start);
- initrd_end = (unsigned long)__va(end);
- initrd_below_start_ok = 1;
-}
-#endif
-
int __init early_init_dt_scan_model(unsigned long node, const char *uname,
int depth, void *data)
{
diff --git a/arch/openrisc/kernel/prom.c b/arch/openrisc/kernel/prom.c
index 6dbcaa8..2aae474 100644
--- a/arch/openrisc/kernel/prom.c
+++ b/arch/openrisc/kernel/prom.c
@@ -52,12 +52,3 @@ void __init early_init_devtree(void *params)
early_init_dt_scan(params);
memblock_allow_resize();
}
-
-#ifdef CONFIG_BLK_DEV_INITRD
-void __init early_init_dt_setup_initrd_arch(u64 start, u64 end)
-{
- initrd_start = (unsigned long)__va(start);
- initrd_end = (unsigned long)__va(end);
- initrd_below_start_ok = 1;
-}
-#endif
diff --git a/arch/powerpc/kernel/prom.c b/arch/powerpc/kernel/prom.c
index b7634ce..a089468 100644
--- a/arch/powerpc/kernel/prom.c
+++ b/arch/powerpc/kernel/prom.c
@@ -546,15 +546,6 @@ void __init early_init_dt_add_memory_arch(u64 base, u64 size)
memblock_add(base, size);
}
-#ifdef CONFIG_BLK_DEV_INITRD
-void __init early_init_dt_setup_initrd_arch(u64 start, u64 end)
-{
- initrd_start = (unsigned long)__va(start);
- initrd_end = (unsigned long)__va(end);
- initrd_below_start_ok = 1;
-}
-#endif
-
static void __init early_reserve_mem_dt(void)
{
unsigned long i, len, dt_root;
diff --git a/arch/x86/kernel/devicetree.c b/arch/x86/kernel/devicetree.c
index 0db805c..0e1f95b 100644
--- a/arch/x86/kernel/devicetree.c
+++ b/arch/x86/kernel/devicetree.c
@@ -51,15 +51,6 @@ void * __init early_init_dt_alloc_memory_arch(u64 size, u64 align)
return __alloc_bootmem(size, align, __pa(MAX_DMA_ADDRESS));
}
-#ifdef CONFIG_BLK_DEV_INITRD
-void __init early_init_dt_setup_initrd_arch(u64 start, u64 end)
-{
- initrd_start = (unsigned long)__va(start);
- initrd_end = (unsigned long)__va(end);
- initrd_below_start_ok = 1;
-}
-#endif
-
void __init add_dtb(u64 data)
{
initial_dtb = data + offsetof(struct setup_data, data);
diff --git a/arch/xtensa/kernel/setup.c b/arch/xtensa/kernel/setup.c
index 65974a8..6e2b663 100644
--- a/arch/xtensa/kernel/setup.c
+++ b/arch/xtensa/kernel/setup.c
@@ -61,8 +61,8 @@ extern struct rtc_ops no_rtc_ops;
struct rtc_ops *rtc_ops;
#ifdef CONFIG_BLK_DEV_INITRD
-extern void *initrd_start;
-extern void *initrd_end;
+extern unsigned long initrd_start;
+extern unsigned long initrd_end;
int initrd_is_mapped = 0;
extern int initrd_below_start_ok;
#endif
@@ -149,8 +149,8 @@ static int __init parse_tag_initrd(const bp_tag_t* tag)
{
meminfo_t* mi;
mi = (meminfo_t*)(tag->data);
- initrd_start = __va(mi->start);
- initrd_end = __va(mi->end);
+ initrd_start = (unsigned long)__va(mi->start);
+ initrd_end = (unsigned long)__va(mi->end);
return 0;
}
@@ -167,13 +167,6 @@ static int __init parse_tag_fdt(const bp_tag_t *tag)
__tagtable(BP_TAG_FDT, parse_tag_fdt);
-void __init early_init_dt_setup_initrd_arch(u64 start, u64 end)
-{
- initrd_start = (void *)__va(start);
- initrd_end = (void *)__va(end);
- initrd_below_start_ok = 1;
-}
-
#endif /* CONFIG_OF */
#endif /* CONFIG_BLK_DEV_INITRD */
diff --git a/drivers/of/fdt.c b/drivers/of/fdt.c
index 5bc55b6..5f4cc88 100644
--- a/drivers/of/fdt.c
+++ b/drivers/of/fdt.c
@@ -624,7 +624,7 @@ int __init of_scan_flat_dt_by_path(const char *path,
* early_init_dt_check_for_initrd - Decode initrd location from flat tree
* @node: reference to node containing initrd location ('chosen')
*/
-void __init early_init_dt_check_for_initrd(unsigned long node)
+static void __init early_init_dt_check_for_initrd(unsigned long node)
{
u64 start, end;
unsigned long len;
@@ -642,12 +642,15 @@ void __init early_init_dt_check_for_initrd(unsigned long node)
return;
end = of_read_number(prop, len/4);
- early_init_dt_setup_initrd_arch(start, end);
+ initrd_start = (unsigned long)__va(start);
+ initrd_end = (unsigned long)__va(end);
+ initrd_below_start_ok = 1;
+
pr_debug("initrd_start=0x%llx initrd_end=0x%llx\n",
(unsigned long long)start, (unsigned long long)end);
}
#else
-inline void early_init_dt_check_for_initrd(unsigned long node)
+static inline void early_init_dt_check_for_initrd(unsigned long node)
{
}
#endif /* CONFIG_BLK_DEV_INITRD */
diff --git a/include/linux/of_fdt.h b/include/linux/of_fdt.h
index 73e1651..b365f5a 100644
--- a/include/linux/of_fdt.h
+++ b/include/linux/of_fdt.h
@@ -96,22 +96,12 @@ extern int of_scan_flat_dt_by_path(const char *path,
extern int early_init_dt_scan_chosen(unsigned long node, const char *uname,
int depth, void *data);
-extern void early_init_dt_check_for_initrd(unsigned long node);
extern int early_init_dt_scan_memory(unsigned long node, const char *uname,
int depth, void *data);
extern void early_init_dt_add_memory_arch(u64 base, u64 size);
extern void * early_init_dt_alloc_memory_arch(u64 size, u64 align);
extern u64 dt_mem_next_cell(int s, __be32 **cellp);
-/*
- * If BLK_DEV_INITRD, the fdt early init code will call this function,
- * to be provided by the arch code. start and end are specified as
- * physical addresses.
- */
-#ifdef CONFIG_BLK_DEV_INITRD
-extern void early_init_dt_setup_initrd_arch(u64 start, u64 end);
-#endif
-
/* Early flat tree scan hooks */
extern int early_init_dt_scan_root(unsigned long node, const char *uname,
int depth, void *data);
--
1.8.1.2
--
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