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freifunkist-firmware/target/linux/brcm47xx/patches-3.18/031-06-MIPS-BCM47XX-Fix-cod...

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brcm47xx: backport MIPS BCM47XX patches queued for 4.1 Signed-off-by: Rafał Miłecki <zajec5@gmail.com> SVN-Revision: 45288
10 years ago
From d548ca6b0784a99f0fcae397f115823ccd0361a5 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <zajec5@gmail.com>
Date: Wed, 10 Dec 2014 17:38:26 +0100
Subject: [PATCH] MIPS: BCM47XX: Fix coding style to match kernel standards
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
[ralf@linux-mips.org: Fixed conflicts.]
Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Acked-by: Hauke Mehrtens <hauke@hauke-m.de>
Cc: linux-mips@linux-mips.org
Cc: Paul Walmsley <paul@pwsan.com>
Patchwork: https://patchwork.linux-mips.org/patch/8665/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
---
arch/mips/bcm47xx/bcm47xx_private.h | 4 ++++
arch/mips/bcm47xx/board.c | 3 +--
arch/mips/bcm47xx/nvram.c | 25 ++++++++++++++-----------
arch/mips/bcm47xx/prom.c | 3 +--
arch/mips/bcm47xx/serial.c | 8 ++++----
arch/mips/bcm47xx/setup.c | 12 ++++++------
arch/mips/bcm47xx/sprom.c | 8 ++++----
arch/mips/bcm47xx/time.c | 1 -
8 files changed, 34 insertions(+), 30 deletions(-)
diff --git a/arch/mips/bcm47xx/bcm47xx_private.h b/arch/mips/bcm47xx/bcm47xx_private.h
index ea909a5..41796be 100644
--- a/arch/mips/bcm47xx/bcm47xx_private.h
+++ b/arch/mips/bcm47xx/bcm47xx_private.h
@@ -1,6 +1,10 @@
#ifndef LINUX_BCM47XX_PRIVATE_H_
#define LINUX_BCM47XX_PRIVATE_H_
+#ifndef pr_fmt
+#define pr_fmt(fmt) "bcm47xx: " fmt
+#endif
+
#include <linux/kernel.h>
/* prom.c */
diff --git a/arch/mips/bcm47xx/board.c b/arch/mips/bcm47xx/board.c
index 6e85130..d4a5a51 100644
--- a/arch/mips/bcm47xx/board.c
+++ b/arch/mips/bcm47xx/board.c
@@ -330,9 +330,8 @@ void __init bcm47xx_board_detect(void)
err = bcm47xx_nvram_getenv("boardtype", buf, sizeof(buf));
/* init of nvram failed, probably too early now */
- if (err == -ENXIO) {
+ if (err == -ENXIO)
return;
- }
board_detected = bcm47xx_board_get_nvram();
bcm47xx_board.board = board_detected->board;
diff --git a/arch/mips/bcm47xx/nvram.c b/arch/mips/bcm47xx/nvram.c
index 7c77a88..6a97732 100644
--- a/arch/mips/bcm47xx/nvram.c
+++ b/arch/mips/bcm47xx/nvram.c
@@ -18,8 +18,10 @@
#include <linux/mtd/mtd.h>
#include <linux/bcm47xx_nvram.h>
-#define NVRAM_MAGIC 0x48534C46 /* 'FLSH' */
-#define NVRAM_SPACE 0x8000
+#define NVRAM_MAGIC 0x48534C46 /* 'FLSH' */
+#define NVRAM_SPACE 0x8000
+#define NVRAM_MAX_GPIO_ENTRIES 32
+#define NVRAM_MAX_GPIO_VALUE_LEN 30
#define FLASH_MIN 0x00020000 /* Minimum flash size */
@@ -97,8 +99,8 @@ found:
pr_err("nvram on flash (%i bytes) is bigger than the reserved space in memory, will just copy the first %i bytes\n",
header->len, NVRAM_SPACE);
- src = (u32 *) header;
- dst = (u32 *) nvram_buf;
+ src = (u32 *)header;
+ dst = (u32 *)nvram_buf;
for (i = 0; i < sizeof(struct nvram_header); i += 4)
*dst++ = __raw_readl(src++);
for (; i < header->len && i < NVRAM_SPACE && i < size; i += 4)
@@ -189,7 +191,8 @@ int bcm47xx_nvram_getenv(const char *name, char *val, size_t val_len)
/* Look for name=value and return value */
var = &nvram_buf[sizeof(struct nvram_header)];
end = nvram_buf + sizeof(nvram_buf) - 2;
- end[0] = end[1] = '\0';
+ end[0] = '\0';
+ end[1] = '\0';
for (; *var; var = value + strlen(value) + 1) {
data_left = end - var;
@@ -197,11 +200,10 @@ int bcm47xx_nvram_getenv(const char *name, char *val, size_t val_len)
if (!eq)
break;
value = eq + 1;
- if ((eq - var) == strlen(name) &&
- strncmp(var, name, (eq - var)) == 0) {
+ if (eq - var == strlen(name) &&
+ strncmp(var, name, eq - var) == 0)
return snprintf(val, val_len, "%s", value);
}
- }
return -ENOENT;
}
EXPORT_SYMBOL(bcm47xx_nvram_getenv);
@@ -209,10 +211,11 @@ EXPORT_SYMBOL(bcm47xx_nvram_getenv);
int bcm47xx_nvram_gpio_pin(const char *name)
{
int i, err;
- char nvram_var[10];
- char buf[30];
+ char nvram_var[] = "gpioXX";
+ char buf[NVRAM_MAX_GPIO_VALUE_LEN];
- for (i = 0; i < 32; i++) {
+ /* TODO: Optimize it to don't call getenv so many times */
+ for (i = 0; i < NVRAM_MAX_GPIO_ENTRIES; i++) {
err = snprintf(nvram_var, sizeof(nvram_var), "gpio%i", i);
if (err <= 0)
continue;
diff --git a/arch/mips/bcm47xx/prom.c b/arch/mips/bcm47xx/prom.c
index 1b170bf..ab698ba 100644
--- a/arch/mips/bcm47xx/prom.c
+++ b/arch/mips/bcm47xx/prom.c
@@ -35,7 +35,6 @@
#include <bcm47xx.h>
#include <bcm47xx_board.h>
-
static char bcm47xx_system_type[20] = "Broadcom BCM47XX";
const char *get_system_type(void)
@@ -83,7 +82,7 @@ static __init void prom_init_mem(void)
/* Loop condition may be not enough, off may be over 1 MiB */
if (off + mem >= max) {
mem = max;
- printk(KERN_DEBUG "assume 128MB RAM\n");
+ pr_debug("Assume 128MB RAM\n");
break;
}
if (!memcmp(prom_init, prom_init + mem, 32))
diff --git a/arch/mips/bcm47xx/serial.c b/arch/mips/bcm47xx/serial.c
index 2f5bbd6..df761d3 100644
--- a/arch/mips/bcm47xx/serial.c
+++ b/arch/mips/bcm47xx/serial.c
@@ -36,8 +36,8 @@ static int __init uart8250_init_ssb(void)
struct plat_serial8250_port *p = &(uart8250_data[i]);
struct ssb_serial_port *ssb_port = &(mcore->serial_ports[i]);
- p->mapbase = (unsigned int) ssb_port->regs;
- p->membase = (void *) ssb_port->regs;
+ p->mapbase = (unsigned int)ssb_port->regs;
+ p->membase = (void *)ssb_port->regs;
p->irq = ssb_port->irq + 2;
p->uartclk = ssb_port->baud_base;
p->regshift = ssb_port->reg_shift;
@@ -62,8 +62,8 @@ static int __init uart8250_init_bcma(void)
struct bcma_serial_port *bcma_port;
bcma_port = &(cc->serial_ports[i]);
- p->mapbase = (unsigned int) bcma_port->regs;
- p->membase = (void *) bcma_port->regs;
+ p->mapbase = (unsigned int)bcma_port->regs;
+ p->membase = (void *)bcma_port->regs;
p->irq = bcma_port->irq;
p->uartclk = bcma_port->baud_base;
p->regshift = bcma_port->reg_shift;
diff --git a/arch/mips/bcm47xx/setup.c b/arch/mips/bcm47xx/setup.c
index b26c9c2..82ff9fd 100644
--- a/arch/mips/bcm47xx/setup.c
+++ b/arch/mips/bcm47xx/setup.c
@@ -52,7 +52,7 @@ EXPORT_SYMBOL(bcm47xx_bus_type);
static void bcm47xx_machine_restart(char *command)
{
- printk(KERN_ALERT "Please stand by while rebooting the system...\n");
+ pr_alert("Please stand by while rebooting the system...\n");
local_irq_disable();
/* Set the watchdog timer to reset immediately */
switch (bcm47xx_bus_type) {
@@ -107,7 +107,7 @@ static int bcm47xx_get_invariants(struct ssb_bus *bus,
char buf[20];
/* Fill boardinfo structure */
- memset(&(iv->boardinfo), 0 , sizeof(struct ssb_boardinfo));
+ memset(&iv->boardinfo, 0 , sizeof(struct ssb_boardinfo));
bcm47xx_fill_ssb_boardinfo(&iv->boardinfo, NULL);
@@ -126,7 +126,7 @@ static void __init bcm47xx_register_ssb(void)
char buf[100];
struct ssb_mipscore *mcore;
- err = ssb_bus_ssbbus_register(&(bcm47xx_bus.ssb), SSB_ENUM_BASE,
+ err = ssb_bus_ssbbus_register(&bcm47xx_bus.ssb, SSB_ENUM_BASE,
bcm47xx_get_invariants);
if (err)
panic("Failed to initialize SSB bus (err %d)", err);
@@ -136,7 +136,7 @@ static void __init bcm47xx_register_ssb(void)
if (strstr(buf, "console=ttyS1")) {
struct ssb_serial_port port;
- printk(KERN_DEBUG "Swapping serial ports!\n");
+ pr_debug("Swapping serial ports!\n");
/* swap serial ports */
memcpy(&port, &mcore->serial_ports[0], sizeof(port));
memcpy(&mcore->serial_ports[0], &mcore->serial_ports[1],
@@ -168,7 +168,7 @@ void __init plat_mem_setup(void)
struct cpuinfo_mips *c = &current_cpu_data;
if ((c->cputype == CPU_74K) || (c->cputype == CPU_1074K)) {
- printk(KERN_INFO "bcm47xx: using bcma bus\n");
+ pr_info("Using bcma bus\n");
#ifdef CONFIG_BCM47XX_BCMA
bcm47xx_bus_type = BCM47XX_BUS_TYPE_BCMA;
bcm47xx_sprom_register_fallbacks();
@@ -179,7 +179,7 @@ void __init plat_mem_setup(void)
#endif
#endif
} else {
- printk(KERN_INFO "bcm47xx: using ssb bus\n");
+ pr_info("Using ssb bus\n");
#ifdef CONFIG_BCM47XX_SSB
bcm47xx_bus_type = BCM47XX_BUS_TYPE_SSB;
bcm47xx_sprom_register_fallbacks();
diff --git a/arch/mips/bcm47xx/sprom.c b/arch/mips/bcm47xx/sprom.c
index c114b02..5d32afc 100644
--- a/arch/mips/bcm47xx/sprom.c
+++ b/arch/mips/bcm47xx/sprom.c
@@ -780,8 +780,8 @@ void bcm47xx_fill_sprom(struct ssb_sprom *sprom, const char *prefix,
bcm47xx_fill_sprom_path_r4589(sprom, prefix, fallback);
break;
default:
- pr_warn("Unsupported SPROM revision %d detected. Will extract"
- " v1\n", sprom->revision);
+ pr_warn("Unsupported SPROM revision %d detected. Will extract v1\n",
+ sprom->revision);
sprom->revision = 1;
bcm47xx_fill_sprom_r1234589(sprom, prefix, fallback);
bcm47xx_fill_sprom_r12389(sprom, prefix, fallback);
@@ -828,7 +828,7 @@ static int bcm47xx_get_sprom_ssb(struct ssb_bus *bus, struct ssb_sprom *out)
bcm47xx_fill_sprom(out, prefix, false);
return 0;
} else {
- pr_warn("bcm47xx: unable to fill SPROM for given bustype.\n");
+ pr_warn("Unable to fill SPROM for given bustype.\n");
return -EINVAL;
}
}
@@ -893,7 +893,7 @@ static int bcm47xx_get_sprom_bcma(struct bcma_bus *bus, struct ssb_sprom *out)
}
return 0;
default:
- pr_warn("bcm47xx: unable to fill SPROM for given bustype.\n");
+ pr_warn("Unable to fill SPROM for given bustype.\n");
return -EINVAL;
}
}
diff --git a/arch/mips/bcm47xx/time.c b/arch/mips/bcm47xx/time.c
index 5b46510..74224cf 100644
--- a/arch/mips/bcm47xx/time.c
+++ b/arch/mips/bcm47xx/time.c
@@ -22,7 +22,6 @@
* 675 Mass Ave, Cambridge, MA 02139, USA.
*/
-
#include <linux/init.h>
#include <linux/ssb/ssb.h>
#include <asm/time.h>
--
1.8.4.5