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提交 d794fec0 编写于 作者: A Arend van Spriel 提交者： Greg Kroah-Hartman
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staging: brcm80211: remove nvram related source files 

nvram.c is intended for devices with configuration stored in flash. This
is not required for the softmac driver nor the fullmac driver so it has
been removed.
Signed-off-by: NArend van Spriel <arend@broadcom.com>
Reviewed-by: NRoland Vossen <rvossen@broadcom.com>
Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>
上级 f97e956a
隐藏空白更改
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Showing with 62 addition and 523 deletion
drivers/staging/brcm80211/brcmsmac/Makefile
浏览文件 @ d794fec0
......@@ -50,8 +50,7 @@ BRCMSMAC_OFILES := \
bcmotp.o \
bcmsrom.o \
dma.o \
nicpci.o \
nvram.o
nicpci.o
MODULEPFX := brcmsmac
......
drivers/staging/brcm80211/brcmsmac/aiutils.c
浏览文件 @ d794fec0
......@@ -28,9 +28,10 @@
/* ********** from siutils.c *********** */
#include <nicpci.h>
#include <bcmnvram.h>
#include <bcmsrom.h>
#include <wlc_pmu.h>
#include <wlc_scb.h>
#include <wlc_pub.h>
/* slow_clk_ctl */
#define SCC_SS_MASK 0x00000007 /* slow clock source mask */
......@@ -985,9 +986,6 @@ static si_info_t *ai_doattach(si_info_t *sii, uint devid,
udelay(10);
}
/* Init nvram from flash if it exists */
nvram_init();
/* Init nvram from sprom/otp if they exist */
if (srom_var_init
(&sii->pub, bustype, regs, vars, varsz)) {
......@@ -1096,8 +1094,6 @@ void ai_detach(struct si_pub *sih)
sii->regs[idx] = NULL;
}
nvram_exit(); /* free up nvram buffers */
if (sih->bustype == PCI_BUS) {
if (sii->pch)
pcicore_deinit(sii->pch);
......
drivers/staging/brcm80211/brcmsmac/bcmnvram.h 已删除 100644 → 0
浏览文件 @ f97e956a
/*
* Copyright (c) 2010 Broadcom Corporation
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
* SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#ifndef _bcmnvram_h_
#define _bcmnvram_h_
#include <bcmdefs.h>
struct nvram_header {
u32 magic;
u32 len;
u32 crc_ver_init; /* 0:7 crc, 8:15 ver, 16:31 sdram_init */
u32 config_refresh; /* 0:15 sdram_config, 16:31 sdram_refresh */
u32 config_ncdl; /* ncdl values for memc */
};
/*
* Initialize NVRAM access. May be unnecessary or undefined on certain
* platforms.
*/
extern int nvram_init(void);
/*
* Append a chunk of nvram variables to the global list
*/
extern int nvram_append(char *vars, uint varsz);
/*
* Check for reset button press for restoring factory defaults.
*/
extern int nvram_reset(void);
/*
* Disable NVRAM access. May be unnecessary or undefined on certain
* platforms.
*/
extern void nvram_exit(void);
/*
* Get the value of an NVRAM variable. The pointer returned may be
* invalid after a set.
* @param name name of variable to get
* @return value of variable or NULL if undefined
*/
extern char *nvram_get(const char *name);
/*
* Get the value of an NVRAM variable.
* @param name name of variable to get
* @return value of variable or NUL if undefined
*/
#define nvram_safe_get(name) (nvram_get(name) ? : "")
/*
* Match an NVRAM variable.
* @param name name of variable to match
* @param match value to compare against value of variable
* @return true if variable is defined and its value is string equal
* to match or false otherwise
*/
static inline int nvram_match(char *name, char *match)
{
const char *value = nvram_get(name);
return value && !strcmp(value, match);
}
/*
* Inversely match an NVRAM variable.
* @param name name of variable to match
* @param match value to compare against value of variable
* @return true if variable is defined and its value is not string
* equal to invmatch or false otherwise
*/
static inline int nvram_invmatch(char *name, char *invmatch)
{
const char *value = nvram_get(name);
return value && strcmp(value, invmatch);
}
/*
* Set the value of an NVRAM variable. The name and value strings are
* copied into private storage. Pointers to previously set values
* may become invalid. The new value may be immediately
* retrieved but will not be permanently stored until a commit.
* @param name name of variable to set
* @param value value of variable
* @return 0 on success and errno on failure
*/
extern int nvram_set(const char *name, const char *value);
/*
* Unset an NVRAM variable. Pointers to previously set values
* remain valid until a set.
* @param name name of variable to unset
* @return 0 on success and errno on failure
* NOTE: use nvram_commit to commit this change to flash.
*/
extern int nvram_unset(const char *name);
/*
* Commit NVRAM variables to permanent storage. All pointers to values
* may be invalid after a commit.
* NVRAM values are undefined after a commit.
* @return 0 on success and errno on failure
*/
extern int nvram_commit(void);
/*
* Get all NVRAM variables (format name=value\0 ... \0\0).
* @param buf buffer to store variables
* @param count size of buffer in bytes
* @return 0 on success and errno on failure
*/
extern int nvram_getall(char *nvram_buf, int count);
/* variable access */
extern char *getvar(char *vars, const char *name);
extern int getintvar(char *vars, const char *name);
/* The NVRAM version number stored as an NVRAM variable */
#define NVRAM_SOFTWARE_VERSION "1"
#define NVRAM_MAGIC 0x48534C46 /* 'FLSH' */
#define NVRAM_CLEAR_MAGIC 0x0
#define NVRAM_INVALID_MAGIC 0xFFFFFFFF
#define NVRAM_VERSION 1
#define NVRAM_HEADER_SIZE 20
#define NVRAM_SPACE 0x8000
#define NVRAM_MAX_VALUE_LEN 255
#define NVRAM_MAX_PARAM_LEN 64
#define NVRAM_CRC_START_POSITION 9 /* magic, len, crc8 to be skipped */
#define NVRAM_CRC_VER_MASK 0xffffff00 /* for crc_ver_init */
#endif /* _bcmnvram_h_ */
drivers/staging/brcm80211/brcmsmac/bcmsrom.c
浏览文件 @ d794fec0
......@@ -28,8 +28,6 @@
#include <nicpci.h>
#include <aiutils.h>
#include <bcmsrom.h>
#include <bcmnvram.h>
#include <bcmotp.h>
#define SROM_OFFSET(sih) ((sih->ccrev > 31) ? \
......@@ -780,12 +778,9 @@ static const sromvar_t perpath_pci_sromvars[] = {
{NULL, 0, 0, 0, 0}
};
static int initvars_srom_si(struct si_pub *sih, void *curmap, char **vars,
uint *count);
static void _initvars_srom_pci(u8 sromrev, u16 *srom, uint off, varbuf_t *b);
static int initvars_srom_pci(struct si_pub *sih, void *curmap, char **vars,
uint *count);
static int initvars_flash_si(struct si_pub *sih, char **vars, uint *count);
static int sprom_read_pci(struct si_pub *sih, u16 *sprom,
uint wordoff, u16 *buf, uint nwords, bool check_crc);
#if defined(BCMNVRAMR)
......@@ -796,8 +791,6 @@ static u16 srom_cc_cmd(struct si_pub *sih, void *ccregs, u32 cmd,
static int initvars_table(char *start, char *end,
char **vars, uint *count);
static int initvars_flash(struct si_pub *sih, char **vp,
uint len);
/* Initialization of varbuf structure */
static void varbuf_init(varbuf_t *b, char *buf, uint size)
......@@ -877,20 +870,9 @@ int srom_var_init(struct si_pub *sih, uint bustype, void *curmap,
*vars = NULL;
*count = 0;
switch (bustype) {
case SI_BUS:
case JTAG_BUS:
return initvars_srom_si(sih, curmap, vars, count);
case PCI_BUS:
if (curmap == NULL)
return -1;
if (curmap != NULL && bustype == PCI_BUS)
return initvars_srom_pci(sih, curmap, vars, count);
default:
break;
}
return -1;
}
......@@ -1063,87 +1045,6 @@ static int initvars_table(char *start, char *end,
return 0;
}
/*
* Find variables with <devpath> from flash. 'base' points to the beginning
* of the table upon enter and to the end of the table upon exit when success.
* Return 0 on success, nonzero on error.
*/
static int initvars_flash(struct si_pub *sih, char **base, uint len)
{
char *vp = *base;
char *flash;
int err;
char *s;
uint l, dl, copy_len;
char devpath[SI_DEVPATH_BUFSZ];
/* allocate memory and read in flash */
flash = kmalloc(NVRAM_SPACE, GFP_ATOMIC);
if (!flash)
return -ENOMEM;
err = nvram_getall(flash, NVRAM_SPACE);
if (err)
goto exit;
ai_devpath(sih, devpath, sizeof(devpath));
/* grab vars with the <devpath> prefix in name */
dl = strlen(devpath);
for (s = flash; s && *s; s += l + 1) {
l = strlen(s);
/* skip non-matching variable */
if (strncmp(s, devpath, dl))
continue;
/* is there enough room to copy? */
copy_len = l - dl + 1;
if (len < copy_len) {
err = -EOVERFLOW;
goto exit;
}
/* no prefix, just the name=value */
strncpy(vp, &s[dl], copy_len);
vp += copy_len;
len -= copy_len;
}
/* add null string as terminator */
if (len < 1) {
err = -EOVERFLOW;
goto exit;
}
*vp++ = '\0';
*base = vp;
exit: kfree(flash);
return err;
}
/*
* Initialize nonvolatile variable table from flash.
* Return 0 on success, nonzero on error.
*/
static int initvars_flash_si(struct si_pub *sih, char **vars, uint *count)
{
char *vp, *base;
int err;
base = vp = kmalloc(MAXSZ_NVRAM_VARS, GFP_ATOMIC);
if (!vp)
return -ENOMEM;
err = initvars_flash(sih, &vp, MAXSZ_NVRAM_VARS);
if (err == 0)
err = initvars_table(base, vp, vars, count);
kfree(base);
return err;
}
/* Parse SROM and create name=value pairs. 'srom' points to
* the SROM word array. 'off' specifies the offset of the
* first word 'srom' points to, which should be either 0 or
......@@ -1405,20 +1306,12 @@ static int initvars_srom_pci(struct si_pub *sih, void *curmap, char **vars,
goto errout;
}
base = vp = kmalloc(MAXSZ_NVRAM_VARS, GFP_ATOMIC);
if (!vp) {
base = kmalloc(MAXSZ_NVRAM_VARS, GFP_ATOMIC);
if (!base) {
err = -2;
goto errout;
}
/* read variables from flash */
if (flash) {
err = initvars_flash(sih, &vp, MAXSZ_NVRAM_VARS);
if (err)
goto errout;
goto varsdone;
}
varbuf_init(&b, base, MAXSZ_NVRAM_VARS);
/* parse SROM into name=value pairs. */
......@@ -1428,8 +1321,7 @@ static int initvars_srom_pci(struct si_pub *sih, void *curmap, char **vars,
vp = b.buf;
*vp++ = '\0';
varsdone:
err = initvars_table(base, vp, vars, count);
err = initvars_table(base, vp, vars, count);
errout:
if (base)
......@@ -1438,11 +1330,3 @@ static int initvars_srom_pci(struct si_pub *sih, void *curmap, char **vars,
kfree(srom);
return err;
}
static int initvars_srom_si(struct si_pub *sih, void *curmap, char **vars,
uint *varsz)
{
/* Search flash nvram section for srom variables */
return initvars_flash_si(sih, vars, varsz);
}
drivers/staging/brcm80211/brcmsmac/brcms_mac80211.c
浏览文件 @ d794fec0
......@@ -28,7 +28,6 @@
#include <bcmdefs.h>
#include <brcmu_wifi.h>
#include <brcmu_utils.h>
#include <bcmnvram.h>
#include <nicpci.h>
#include "bcmdma.h"
......@@ -1297,26 +1296,8 @@ static int __init brcms_module_init(void)
#ifdef BCMDBG
if (msglevel != 0xdeadbeef)
brcm_msg_level = msglevel;
else {
char *var = getvar(NULL, "wl_msglevel");
if (var) {
unsigned long value;
(void)strict_strtoul(var, 0, &value);
brcm_msg_level = value;
}
}
if (phymsglevel != 0xdeadbeef)
phyhal_msg_level = phymsglevel;
else {
char *var = getvar(NULL, "phy_msglevel");
if (var) {
unsigned long value;
(void)strict_strtoul(var, 0, &value);
phyhal_msg_level = value;
}
}
#endif /* BCMDBG */
error = pci_register_driver(&brcms_pci_driver);
......
drivers/staging/brcm80211/brcmsmac/nicpci.c
浏览文件 @ d794fec0
......@@ -19,11 +19,12 @@
#include <linux/pci.h>
#include <bcmdefs.h>
#include <brcmu_utils.h>
#include <bcmnvram.h>
#include <aiutils.h>
#include <bcmsoc.h>
#include <bcmdevs.h>
#include <chipcommon.h>
#include <wlc_scb.h>
#include <wlc_pub.h>
#include <nicpci.h>
/* SPROM offsets */
......
drivers/staging/brcm80211/brcmsmac/nvram.c 已删除 100644 → 0
浏览文件 @ f97e956a
/*
* Copyright (c) 2010 Broadcom Corporation
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
* SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <linux/slab.h>
#include <linux/string.h>
#include <bcmdefs.h>
#include <brcmu_utils.h>
#include <bcmnvram.h>
#include <chipcommon.h>
#include <bcmdevs.h>
#include <bcmsoc.h>
#define NVR_MSG(x)
typedef struct _vars {
struct _vars *next;
int bufsz; /* allocated size */
int size; /* actual vars size */
char *vars;
} vars_t;
#define VARS_T_OH sizeof(vars_t)
static vars_t *vars;
#define NVRAM_FILE 1
static char *findvar(char *vars, char *lim, const char *name);
int nvram_init(void)
{
/* Make sure we read nvram in flash just once before freeing the memory */
if (vars != NULL) {
NVR_MSG(("nvram_init: called again without calling nvram_exit()\n"));
return 0;
}
return 0;
}
int nvram_append(char *varlst, uint varsz)
{
uint bufsz = VARS_T_OH;
vars_t *new;
new = kmalloc(bufsz, GFP_ATOMIC);
if (new == NULL)
return -ENOMEM;
new->vars = varlst;
new->bufsz = bufsz;
new->size = varsz;
new->next = vars;
vars = new;
return 0;
}
void nvram_exit(void)
{
vars_t *this, *next;
this = vars;
if (this)
kfree(this->vars);
while (this) {
next = this->next;
kfree(this);
this = next;
}
vars = NULL;
}
static char *findvar(char *vars, char *lim, const char *name)
{
char *s;
int len;
len = strlen(name);
for (s = vars; (s < lim) && *s;) {
if ((memcmp(s, name, len) == 0) && (s[len] == '='))
return &s[len + 1];
while (*s++)
;
}
return NULL;
}
/*
* Search the name=value vars for a specific one and return its value.
* Returns NULL if not found.
*/
char *getvar(char *vars, const char *name)
{
char *s;
int len;
if (!name)
return NULL;
len = strlen(name);
if (len == 0)
return NULL;
/* first look in vars[] */
for (s = vars; s && *s;) {
if ((memcmp(s, name, len) == 0) && (s[len] == '='))
return &s[len + 1];
while (*s++)
;
}
/* then query nvram */
return nvram_get(name);
}
/*
* Search the vars for a specific one and return its value as
* an integer. Returns 0 if not found.
*/
int getintvar(char *vars, const char *name)
{
char *val;
val = getvar(vars, name);
if (val == NULL)
return 0;
return simple_strtoul(val, NULL, 0);
}
char *nvram_get(const char *name)
{
char *v = NULL;
vars_t *cur;
for (cur = vars; cur; cur = cur->next) {
v = findvar(cur->vars, cur->vars + cur->size, name);
if (v)
break;
}
return v;
}
int nvram_set(const char *name, const char *value)
{
return 0;
}
int nvram_unset(const char *name)
{
return 0;
}
int nvram_reset(void)
{
return 0;
}
int nvram_commit(void)
{
return 0;
}
int nvram_getall(char *buf, int count)
{
int len, resid = count;
vars_t *this;
this = vars;
while (this) {
char *from, *lim, *to;
int acc;
from = this->vars;
lim = (char *)(this->vars + this->size);
to = buf;
acc = 0;
while ((from < lim) && (*from)) {
len = strlen(from) + 1;
if (resid < (acc + len))
return -EOVERFLOW;
memcpy(to, from, len);
acc += len;
from += len;
to += len;
}
resid -= acc;
buf += acc;
this = this->next;
}
if (resid < 1)
return -EOVERFLOW;
*buf = '\0';
return 0;
}
drivers/staging/brcm80211/brcmsmac/phy/wlc_phy_cmn.c
浏览文件 @ d794fec0
......@@ -24,7 +24,6 @@
#include <linux/pci.h>
#include <bcmdefs.h>
#include <bcmnvram.h>
#include <chipcommon.h>
#include <bcmdevs.h>
#include "bcmdma.h"
......@@ -173,7 +172,7 @@ char *phy_getvar(phy_info_t *pi, const char *name)
;
}
return nvram_get(name);
return NULL;
}
int phy_getintvar(phy_info_t *pi, const char *name)
......
drivers/staging/brcm80211/brcmsmac/phy/wlc_phy_lcn.c
浏览文件 @ d794fec0
......@@ -20,9 +20,11 @@
#include <linux/delay.h>
#include <wlc_cfg.h>
#include <linux/pci.h>
#include <brcmu_utils.h>
#include <aiutils.h>
#include <wlc_pmu.h>
#include <bcmnvram.h>
#include <wlc_scb.h>
#include <wlc_pub.h>
#include <bcmdevs.h>
#include "bcmdma.h"
......
drivers/staging/brcm80211/brcmsmac/wlc_antsel.c
浏览文件 @ d794fec0
......@@ -22,7 +22,6 @@
#include <bcmdefs.h>
#include <brcmu_utils.h>
#include <bcmnvram.h>
#include <aiutils.h>
#include <bcmdevs.h>
#include "bcmdma.h"
......
drivers/staging/brcm80211/brcmsmac/wlc_bmac.c
浏览文件 @ d794fec0
......@@ -28,7 +28,6 @@
#include <bcmsrom.h>
#include <bcmotp.h>
#include <brcmu_utils.h>
#include <bcmnvram.h>
#include <chipcommon.h>
#include <nicpci.h>
#include <bcmdma.h>
......
drivers/staging/brcm80211/brcmsmac/wlc_channel.c
浏览文件 @ d794fec0
......@@ -21,7 +21,6 @@
#include <bcmdefs.h>
#include <brcmu_utils.h>
#include <bcmnvram.h>
#include <aiutils.h>
#include "bcmdma.h"
......
drivers/staging/brcm80211/brcmsmac/wlc_main.c
浏览文件 @ d794fec0
......@@ -23,7 +23,6 @@
#include <bcmdevs.h>
#include <brcmu_utils.h>
#include <brcmu_wifi.h>
#include <bcmnvram.h>
#include <aiutils.h>
#include <bcmsrom.h>
#include "bcmdma.h"
......@@ -5993,3 +5992,46 @@ int wlc_get_par(struct wlc_info *wlc, enum wlc_par_id par_id, int *ret_int_ptr)
}
return err;
}
/*
* Search the name=value vars for a specific one and return its value.
* Returns NULL if not found.
*/
char *getvar(char *vars, const char *name)
{
char *s;
int len;
if (!name)
return NULL;
len = strlen(name);
if (len == 0)
return NULL;
/* first look in vars[] */
for (s = vars; s && *s;) {
if ((memcmp(s, name, len) == 0) && (s[len] == '='))
return &s[len + 1];
while (*s++)
;
}
/* nothing found */
return NULL;
}
/*
* Search the vars for a specific one and return its value as
* an integer. Returns 0 if not found.
*/
int getintvar(char *vars, const char *name)
{
char *val;
val = getvar(vars, name);
if (val == NULL)
return 0;
return simple_strtoul(val, NULL, 0);
}
drivers/staging/brcm80211/brcmsmac/wlc_pmu.c
浏览文件 @ d794fec0
......@@ -21,7 +21,8 @@
#include <bcmdevs.h>
#include <chipcommon.h>
#include <brcmu_utils.h>
#include <bcmnvram.h>
#include "wlc_scb.h"
#include "wlc_pub.h"
#include "wlc_pmu.h"
/*
......
drivers/staging/brcm80211/brcmsmac/wlc_pub.h
浏览文件 @ d794fec0
......@@ -634,8 +634,10 @@ extern void wlc_default_rateset(struct wlc_info *wlc, wlc_rateset_t *rs);
struct ieee80211_sta;
extern void wlc_ampdu_flush(struct wlc_info *wlc, struct ieee80211_sta *sta,
u16 tid);
int wlc_set_par(struct wlc_info *wlc, enum wlc_par_id par_id, int val);
int wlc_get_par(struct wlc_info *wlc, enum wlc_par_id par_id, int *ret_int_ptr);
extern int wlc_set_par(struct wlc_info *wlc, enum wlc_par_id par_id, int val);
extern int wlc_get_par(struct wlc_info *wlc, enum wlc_par_id par_id, int *ret_int_ptr);
extern char *getvar(char *vars, const char *name);
extern int getintvar(char *vars, const char *name);
/* wlc_phy.c helper functions */
extern void wlc_set_ps_ctrl(struct wlc_info *wlc);
......
drivers/staging/brcm80211/brcmsmac/wlc_stf.c
浏览文件 @ d794fec0
......@@ -21,7 +21,6 @@
#include <brcmu_utils.h>
#include <aiutils.h>
#include <brcmu_wifi.h>
#include <bcmnvram.h>
#include "bcmdma.h"
#include "wlc_types.h"
......
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