* [PATCH 05/31] proc: move /proc/hardware to m68k-specific code
@ 2008-10-17 12:41 Alexey Dobriyan
0 siblings, 0 replies; only message in thread
From: Alexey Dobriyan @ 2008-10-17 12:41 UTC (permalink / raw)
To: linux-kernel; +Cc: geert, zippel, linux-m68k
>From 97861c940961a4106e7312627e421967c79d240f Mon Sep 17 00:00:00 2001
From: Alexey Dobriyan <adobriyan@gmail.com>
Date: Fri, 3 Oct 2008 22:42:36 +0400
Subject: [PATCH 05/31] proc: move /proc/hardware to m68k-specific code
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
---
arch/m68k/amiga/config.c | 21 +++++++++------------
arch/m68k/atari/config.c | 15 +++++++--------
arch/m68k/bvme6000/config.c | 11 -----------
arch/m68k/kernel/setup.c | 35 ++++++++++++++++++++++++++++-------
arch/m68k/mvme147/config.c | 10 ----------
arch/m68k/mvme16x/config.c | 15 +++++----------
arch/m68k/q40/config.c | 10 ----------
arch/m68k/sun3/config.c | 12 +++---------
arch/m68k/sun3x/config.c | 12 +++---------
fs/proc/proc_misc.c | 13 -------------
include/asm-m68k/machdep.h | 2 +-
11 files changed, 56 insertions(+), 100 deletions(-)
diff --git a/arch/m68k/amiga/config.c b/arch/m68k/amiga/config.c
index 0a3f9e8..ab9862c 100644
--- a/arch/m68k/amiga/config.c
+++ b/arch/m68k/amiga/config.c
@@ -15,6 +15,7 @@
#include <linux/types.h>
#include <linux/kernel.h>
#include <linux/mm.h>
+#include <linux/seq_file.h>
#include <linux/tty.h>
#include <linux/console.h>
#include <linux/rtc.h>
@@ -93,7 +94,7 @@ static char amiga_model_name[13] = "Amiga ";
static void amiga_sched_init(irq_handler_t handler);
static void amiga_get_model(char *model);
-static int amiga_get_hardware_list(char *buffer);
+static void amiga_get_hardware_list(struct seq_file *m);
/* amiga specific timer functions */
static unsigned long amiga_gettimeoffset(void);
static int a3000_hwclk(int, struct rtc_time *);
@@ -911,13 +912,11 @@ static void amiga_get_model(char *model)
}
-static int amiga_get_hardware_list(char *buffer)
+static void amiga_get_hardware_list(struct seq_file *m)
{
- int len = 0;
-
if (AMIGAHW_PRESENT(CHIP_RAM))
- len += sprintf(buffer+len, "Chip RAM:\t%ldK\n", amiga_chip_size>>10);
- len += sprintf(buffer+len, "PS Freq:\t%dHz\nEClock Freq:\t%ldHz\n",
+ seq_printf(m, "Chip RAM:\t%ldK\n", amiga_chip_size>>10);
+ seq_printf(m, "PS Freq:\t%dHz\nEClock Freq:\t%ldHz\n",
amiga_psfreq, amiga_eclock);
if (AMIGAHW_PRESENT(AMI_VIDEO)) {
char *type;
@@ -935,14 +934,14 @@ static int amiga_get_hardware_list(char *buffer)
type = "Old or Unknown";
break;
}
- len += sprintf(buffer+len, "Graphics:\t%s\n", type);
+ seq_printf(m, "Graphics:\t%s\n", type);
}
#define AMIGAHW_ANNOUNCE(name, str) \
if (AMIGAHW_PRESENT(name)) \
- len += sprintf (buffer+len, "\t%s\n", str)
+ seq_printf (m, "\t%s\n", str)
- len += sprintf (buffer + len, "Detected hardware:\n");
+ seq_printf (m, "Detected hardware:\n");
AMIGAHW_ANNOUNCE(AMI_VIDEO, "Amiga Video");
AMIGAHW_ANNOUNCE(AMI_BLITTER, "Blitter");
@@ -975,15 +974,13 @@ static int amiga_get_hardware_list(char *buffer)
AMIGAHW_ANNOUNCE(PCMCIA, "PCMCIA Slot");
#ifdef CONFIG_ZORRO
if (AMIGAHW_PRESENT(ZORRO))
- len += sprintf(buffer+len, "\tZorro II%s AutoConfig: %d Expansion "
+ seq_printf(m, "\tZorro II%s AutoConfig: %d Expansion "
"Device%s\n",
AMIGAHW_PRESENT(ZORRO3) ? "I" : "",
zorro_num_autocon, zorro_num_autocon == 1 ? "" : "s");
#endif /* CONFIG_ZORRO */
#undef AMIGAHW_ANNOUNCE
-
- return len;
}
/*
diff --git a/arch/m68k/atari/config.c b/arch/m68k/atari/config.c
index af03185..49c28cd 100644
--- a/arch/m68k/atari/config.c
+++ b/arch/m68k/atari/config.c
@@ -26,6 +26,7 @@
#include <linux/types.h>
#include <linux/mm.h>
+#include <linux/seq_file.h>
#include <linux/console.h>
#include <linux/init.h>
#include <linux/delay.h>
@@ -63,7 +64,7 @@ int atari_rtc_year_offset;
/* local function prototypes */
static void atari_reset(void);
static void atari_get_model(char *model);
-static int atari_get_hardware_list(char *buffer);
+static void atari_get_hardware_list(struct seq_file *m);
/* atari specific irq functions */
extern void atari_init_IRQ (void);
@@ -611,21 +612,21 @@ static void atari_get_model(char *model)
}
-static int atari_get_hardware_list(char *buffer)
+static void atari_get_hardware_list(struct seq_file *m)
{
- int len = 0, i;
+ int i;
for (i = 0; i < m68k_num_memory; i++)
- len += sprintf(buffer+len, "\t%3ld MB at 0x%08lx (%s)\n",
+ seq_printf(m, "\t%3ld MB at 0x%08lx (%s)\n",
m68k_memory[i].size >> 20, m68k_memory[i].addr,
(m68k_memory[i].addr & 0xff000000 ?
"alternate RAM" : "ST-RAM"));
#define ATARIHW_ANNOUNCE(name, str) \
if (ATARIHW_PRESENT(name)) \
- len += sprintf(buffer + len, "\t%s\n", str)
+ seq_printf(m, "\t%s\n", str)
- len += sprintf(buffer + len, "Detected hardware:\n");
+ seq_printf(m, "Detected hardware:\n");
ATARIHW_ANNOUNCE(STND_SHIFTER, "ST Shifter");
ATARIHW_ANNOUNCE(EXTD_SHIFTER, "STe Shifter");
ATARIHW_ANNOUNCE(TT_SHIFTER, "TT Shifter");
@@ -654,6 +655,4 @@ static int atari_get_hardware_list(char *buffer)
ATARIHW_ANNOUNCE(BLITTER, "Blitter");
ATARIHW_ANNOUNCE(VME, "VME Bus");
ATARIHW_ANNOUNCE(DSP56K, "DSP56001 processor");
-
- return len;
}
diff --git a/arch/m68k/bvme6000/config.c b/arch/m68k/bvme6000/config.c
index 65c9204..c072595 100644
--- a/arch/m68k/bvme6000/config.c
+++ b/arch/m68k/bvme6000/config.c
@@ -38,7 +38,6 @@
#include <asm/bvme6000hw.h>
static void bvme6000_get_model(char *model);
-static int bvme6000_get_hardware_list(char *buffer);
extern void bvme6000_sched_init(irq_handler_t handler);
extern unsigned long bvme6000_gettimeoffset (void);
extern int bvme6000_hwclk (int, struct rtc_time *);
@@ -82,15 +81,6 @@ static void bvme6000_get_model(char *model)
sprintf(model, "BVME%d000", m68k_cputype == CPU_68060 ? 6 : 4);
}
-
-/* No hardware options on BVME6000? */
-
-static int bvme6000_get_hardware_list(char *buffer)
-{
- *buffer = '\0';
- return 0;
-}
-
/*
* This function is called during kernel startup to initialize
* the bvme6000 IRQ handling routines.
@@ -127,7 +117,6 @@ void __init config_bvme6000(void)
mach_set_clock_mmss = bvme6000_set_clock_mmss;
mach_reset = bvme6000_reset;
mach_get_model = bvme6000_get_model;
- mach_get_hardware_list = bvme6000_get_hardware_list;
printk ("Board is %sconfigured as a System Controller\n",
*config_reg_ptr & BVME_CONFIG_SW1 ? "" : "not ");
diff --git a/arch/m68k/kernel/setup.c b/arch/m68k/kernel/setup.c
index ea1e44d..4d97bd2 100644
--- a/arch/m68k/kernel/setup.c
+++ b/arch/m68k/kernel/setup.c
@@ -20,6 +20,7 @@
#include <linux/string.h>
#include <linux/init.h>
#include <linux/bootmem.h>
+#include <linux/proc_fs.h>
#include <linux/seq_file.h>
#include <linux/module.h>
#include <linux/initrd.h>
@@ -80,7 +81,7 @@ void (*mach_sched_init) (irq_handler_t handler) __initdata = NULL;
/* machine dependent irq functions */
void (*mach_init_IRQ) (void) __initdata = NULL;
void (*mach_get_model) (char *model);
-int (*mach_get_hardware_list) (char *buffer);
+void (*mach_get_hardware_list) (struct seq_file *m);
/* machine dependent timer functions */
unsigned long (*mach_gettimeoffset) (void);
int (*mach_hwclk) (int, struct rtc_time*);
@@ -467,9 +468,9 @@ const struct seq_operations cpuinfo_op = {
.show = show_cpuinfo,
};
-int get_hardware_list(char *buffer)
+#ifdef CONFIG_PROC_HARDWARE
+static int hardware_proc_show(struct seq_file *m, void *v)
{
- int len = 0;
char model[80];
unsigned long mem;
int i;
@@ -479,17 +480,37 @@ int get_hardware_list(char *buffer)
else
strcpy(model, "Unknown m68k");
- len += sprintf(buffer + len, "Model:\t\t%s\n", model);
+ seq_printf(m, "Model:\t\t%s\n", model);
for (mem = 0, i = 0; i < m68k_num_memory; i++)
mem += m68k_memory[i].size;
- len += sprintf(buffer + len, "System Memory:\t%ldK\n", mem >> 10);
+ seq_printf(m, "System Memory:\t%ldK\n", mem >> 10);
if (mach_get_hardware_list)
- len += mach_get_hardware_list(buffer + len);
+ mach_get_hardware_list(m);
- return len;
+ return 0;
+}
+
+static int hardware_proc_open(struct inode *inode, struct file *file)
+{
+ return single_open(file, hardware_proc_show, NULL);
}
+static const struct file_operations hardware_proc_fops = {
+ .open = hardware_proc_open,
+ .read = seq_read,
+ .llseek = seq_lseek,
+ .release = single_release,
+};
+
+static int __init proc_hardware_init(void)
+{
+ proc_create("hardware", 0, NULL, &hardware_proc_fops);
+ return 0;
+}
+module_init(proc_hardware_init);
+#endif
+
void check_bugs(void)
{
#ifndef CONFIG_M68KFPU_EMU
diff --git a/arch/m68k/mvme147/config.c b/arch/m68k/mvme147/config.c
index 92fe507..43cdf47 100644
--- a/arch/m68k/mvme147/config.c
+++ b/arch/m68k/mvme147/config.c
@@ -37,7 +37,6 @@
static void mvme147_get_model(char *model);
-static int mvme147_get_hardware_list(char *buffer);
extern void mvme147_sched_init(irq_handler_t handler);
extern unsigned long mvme147_gettimeoffset (void);
extern int mvme147_hwclk (int, struct rtc_time *);
@@ -76,14 +75,6 @@ static void mvme147_get_model(char *model)
sprintf(model, "Motorola MVME147");
}
-
-static int mvme147_get_hardware_list(char *buffer)
-{
- *buffer = '\0';
-
- return 0;
-}
-
/*
* This function is called during kernel startup to initialize
* the mvme147 IRQ handling routines.
@@ -104,7 +95,6 @@ void __init config_mvme147(void)
mach_set_clock_mmss = mvme147_set_clock_mmss;
mach_reset = mvme147_reset;
mach_get_model = mvme147_get_model;
- mach_get_hardware_list = mvme147_get_hardware_list;
/* Board type is only set by newer versions of vmelilo/tftplilo */
if (!vme_brdtype)
diff --git a/arch/m68k/mvme16x/config.c b/arch/m68k/mvme16x/config.c
index 24cbc30..1521826 100644
--- a/arch/m68k/mvme16x/config.c
+++ b/arch/m68k/mvme16x/config.c
@@ -17,6 +17,7 @@
#include <linux/types.h>
#include <linux/kernel.h>
#include <linux/mm.h>
+#include <linux/seq_file.h>
#include <linux/tty.h>
#include <linux/console.h>
#include <linux/linkage.h>
@@ -42,7 +43,6 @@ extern t_bdid mvme_bdid;
static MK48T08ptr_t volatile rtc = (MK48T08ptr_t)MVME_RTC_BASE;
static void mvme16x_get_model(char *model);
-static int mvme16x_get_hardware_list(char *buffer);
extern void mvme16x_sched_init(irq_handler_t handler);
extern unsigned long mvme16x_gettimeoffset (void);
extern int mvme16x_hwclk (int, struct rtc_time *);
@@ -93,26 +93,21 @@ static void mvme16x_get_model(char *model)
}
-static int mvme16x_get_hardware_list(char *buffer)
+static void mvme16x_get_hardware_list(struct seq_file *m)
{
p_bdid p = &mvme_bdid;
- int len = 0;
if (p->brdno == 0x0162 || p->brdno == 0x0172)
{
unsigned char rev = *(unsigned char *)MVME162_VERSION_REG;
- len += sprintf (buffer+len, "VMEchip2 %spresent\n",
+ seq_printf (m, "VMEchip2 %spresent\n",
rev & MVME16x_CONFIG_NO_VMECHIP2 ? "NOT " : "");
- len += sprintf (buffer+len, "SCSI interface %spresent\n",
+ seq_printf (m, "SCSI interface %spresent\n",
rev & MVME16x_CONFIG_NO_SCSICHIP ? "NOT " : "");
- len += sprintf (buffer+len, "Ethernet i/f %spresent\n",
+ seq_printf (m, "Ethernet i/f %spresent\n",
rev & MVME16x_CONFIG_NO_ETHERNET ? "NOT " : "");
}
- else
- *buffer = '\0';
-
- return (len);
}
/*
diff --git a/arch/m68k/q40/config.c b/arch/m68k/q40/config.c
index 9c7eefa..7110546 100644
--- a/arch/m68k/q40/config.c
+++ b/arch/m68k/q40/config.c
@@ -39,7 +39,6 @@
extern irqreturn_t q40_process_int(int level, struct pt_regs *regs);
extern void q40_init_IRQ(void);
static void q40_get_model(char *model);
-static int q40_get_hardware_list(char *buffer);
extern void q40_sched_init(irq_handler_t handler);
static unsigned long q40_gettimeoffset(void);
@@ -153,14 +152,6 @@ static void q40_get_model(char *model)
sprintf(model, "Q40");
}
-/* No hardware options on Q40? */
-
-static int q40_get_hardware_list(char *buffer)
-{
- *buffer = '\0';
- return 0;
-}
-
static unsigned int serports[] =
{
0x3f8,0x2f8,0x3e8,0x2e8,0
@@ -191,7 +182,6 @@ void __init config_q40(void)
mach_reset = q40_reset;
mach_get_model = q40_get_model;
- mach_get_hardware_list = q40_get_hardware_list;
#if defined(CONFIG_INPUT_M68K_BEEP) || defined(CONFIG_INPUT_M68K_BEEP_MODULE)
mach_beep = q40_mksound;
diff --git a/arch/m68k/sun3/config.c b/arch/m68k/sun3/config.c
index 732087d..8dfaa20 100644
--- a/arch/m68k/sun3/config.c
+++ b/arch/m68k/sun3/config.c
@@ -11,6 +11,7 @@
#include <linux/types.h>
#include <linux/kernel.h>
#include <linux/mm.h>
+#include <linux/seq_file.h>
#include <linux/tty.h>
#include <linux/console.h>
#include <linux/init.h>
@@ -46,16 +47,9 @@ extern volatile unsigned char* sun3_intreg;
extern unsigned long availmem;
unsigned long num_pages;
-static int sun3_get_hardware_list(char *buffer)
+static void sun3_get_hardware_list(struct seq_file *m)
{
-
- int len = 0;
-
- len += sprintf(buffer + len, "PROM Revision:\t%s\n",
- romvec->pv_monid);
-
- return len;
-
+ seq_printf(m, "PROM Revision:\t%s\n", romvec->pv_monid);
}
void __init sun3_init(void)
diff --git a/arch/m68k/sun3x/config.c b/arch/m68k/sun3x/config.c
index 9878917..2b1ca2d 100644
--- a/arch/m68k/sun3x/config.c
+++ b/arch/m68k/sun3x/config.c
@@ -8,6 +8,7 @@
#include <linux/types.h>
#include <linux/mm.h>
+#include <linux/seq_file.h>
#include <linux/console.h>
#include <linux/init.h>
@@ -31,16 +32,9 @@ void sun3_leds(unsigned int i)
}
-static int sun3x_get_hardware_list(char *buffer)
+static void sun3x_get_hardware_list(struct seq_file *m)
{
-
- int len = 0;
-
- len += sprintf(buffer + len, "PROM Revision:\t%s\n",
- romvec->pv_monid);
-
- return len;
-
+ seq_printf(m, "PROM Revision:\t%s\n", romvec->pv_monid);
}
/*
diff --git a/fs/proc/proc_misc.c b/fs/proc/proc_misc.c
index 49815af..8a9fc90 100644
--- a/fs/proc/proc_misc.c
+++ b/fs/proc/proc_misc.c
@@ -62,7 +62,6 @@
* have a way to deal with that gracefully. Right now I used straightforward
* wrappers, but this needs further analysis wrt potential overflows.
*/
-extern int get_hardware_list(char *);
extern int get_stram_list(char *);
extern int get_exec_domain_list(char *);
@@ -197,15 +196,6 @@ static const struct file_operations proc_vmstat_file_operations = {
.release = seq_release,
};
-#ifdef CONFIG_PROC_HARDWARE
-static int hardware_read_proc(char *page, char **start, off_t off,
- int count, int *eof, void *data)
-{
- int len = get_hardware_list(page);
- return proc_calc_metrics(page, start, off, count, eof, len);
-}
-#endif
-
#ifdef CONFIG_STRAM_PROC
static int stram_read_proc(char *page, char **start, off_t off,
int count, int *eof, void *data)
@@ -670,9 +660,6 @@ void __init proc_misc_init(void)
char *name;
int (*read_proc)(char*,char**,off_t,int,int*,void*);
} *p, simple_ones[] = {
-#ifdef CONFIG_PROC_HARDWARE
- {"hardware", hardware_read_proc},
-#endif
#ifdef CONFIG_STRAM_PROC
{"stram", stram_read_proc},
#endif
diff --git a/include/asm-m68k/machdep.h b/include/asm-m68k/machdep.h
index 26d2b91..5637dce 100644
--- a/include/asm-m68k/machdep.h
+++ b/include/asm-m68k/machdep.h
@@ -14,7 +14,7 @@ extern void (*mach_sched_init) (irq_handler_t handler);
/* machine dependent irq functions */
extern void (*mach_init_IRQ) (void);
extern void (*mach_get_model) (char *model);
-extern int (*mach_get_hardware_list) (char *buffer);
+extern void (*mach_get_hardware_list) (struct seq_file *m);
/* machine dependent timer functions */
extern unsigned long (*mach_gettimeoffset)(void);
extern int (*mach_hwclk)(int, struct rtc_time*);
--
1.5.6.5
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