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staging: wilc1000: remove unused functions 

This patch removes unused function pointer hif_sync and hif_clear_int, and
removes it's related functions sdio_clear_int, sdio_sync, wilc_spi_clear_int
and wilc_spi_sync.

Signed-off-by: Glen Lee <glen.lee@atmel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Glen Lee 2015-12-21 14:18:15 +09:00 коммит произвёл Greg Kroah-Hartman
Родитель 28b01ff594
Коммит 491a2ed74d
3 изменённых файлов: 0 добавлений и 156 удалений
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94
drivers/staging/wilc1000/wilc_sdio.c
Просмотреть файл

@ -130,37 +130,6 @@ _fail_:
return 0;
}
static int sdio_clear_int(struct wilc *wilc)
{
struct sdio_func *func = dev_to_sdio_func(wilc->dev);
if (!g_sdio.irq_gpio) {
/* u32 sts; */
sdio_cmd52_t cmd;
cmd.read_write = 0;
cmd.function = 1;
cmd.raw = 0;
cmd.address = 0x4;
cmd.data = 0;
wilc_sdio_cmd52(wilc, &cmd);
return cmd.data;
} else {
u32 reg;
if (!sdio_read_reg(wilc, WILC_HOST_RX_CTRL_0, &reg)) {
dev_err(&func->dev, "Failed read reg (%08x)...\n",
WILC_HOST_RX_CTRL_0);
return 0;
}
reg &= ~0x1;
sdio_write_reg(wilc, WILC_HOST_RX_CTRL_0, reg);
return 1;
}
}
/********************************************
*
* Sdio interfaces
@ -451,67 +420,6 @@ static int sdio_deinit(struct wilc *wilc)
return 1;
}
static int sdio_sync(struct wilc *wilc)
{
struct sdio_func *func = dev_to_sdio_func(wilc->dev);
u32 reg;
/**
* Disable power sequencer
**/
if (!sdio_read_reg(wilc, WILC_MISC, &reg)) {
dev_err(&func->dev, "Failed read misc reg...\n");
return 0;
}
reg &= ~BIT(8);
if (!sdio_write_reg(wilc, WILC_MISC, reg)) {
dev_err(&func->dev, "Failed write misc reg...\n");
return 0;
}
if (g_sdio.irq_gpio) {
u32 reg;
int ret;
/**
* interrupt pin mux select
**/
ret = sdio_read_reg(wilc, WILC_PIN_MUX_0, &reg);
if (!ret) {
dev_err(&func->dev, "Failed read reg (%08x)...\n",
WILC_PIN_MUX_0);
return 0;
}
reg |= BIT(8);
ret = sdio_write_reg(wilc, WILC_PIN_MUX_0, reg);
if (!ret) {
dev_err(&func->dev, "Failed write reg (%08x)...\n",
WILC_PIN_MUX_0);
return 0;
}
/**
* interrupt enable
**/
ret = sdio_read_reg(wilc, WILC_INTR_ENABLE, &reg);
if (!ret) {
dev_err(&func->dev, "Failed read reg (%08x)...\n",
WILC_INTR_ENABLE);
return 0;
}
reg |= BIT(16);
ret = sdio_write_reg(wilc, WILC_INTR_ENABLE, reg);
if (!ret) {
dev_err(&func->dev, "Failed write reg (%08x)...\n",
WILC_INTR_ENABLE);
return 0;
}
}
return 1;
}
static int sdio_init(struct wilc *wilc)
{
struct sdio_func *func = dev_to_sdio_func(wilc->dev);
@ -952,8 +860,6 @@ const struct wilc_hif_func wilc_hif_sdio = {
.hif_write_reg = sdio_write_reg,
.hif_block_rx = sdio_read,
.hif_block_tx = sdio_write,
.hif_sync = sdio_sync,
.hif_clear_int = sdio_clear_int,
.hif_read_int = sdio_read_int,
.hif_clear_int_ext = sdio_clear_int_ext,
.hif_read_size = sdio_read_size,

60
drivers/staging/wilc1000/wilc_spi.c
Просмотреть файл

@ -668,21 +668,6 @@ static int _wilc_spi_read(struct wilc *wilc, u32 addr, u8 *buf, u32 size)
*
********************************************/
static int wilc_spi_clear_int(struct wilc *wilc)
{
struct spi_device *spi = to_spi_device(wilc->dev);
u32 reg;
if (!wilc_spi_read_reg(wilc, WILC_HOST_RX_CTRL_0, &reg)) {
dev_err(&spi->dev, "Failed read reg (%08x)...\n",
WILC_HOST_RX_CTRL_0);
return 0;
}
reg &= ~0x1;
wilc_spi_write_reg(wilc, WILC_HOST_RX_CTRL_0, reg);
return 1;
}
static int _wilc_spi_deinit(struct wilc *wilc)
{
/**
@ -691,49 +676,6 @@ static int _wilc_spi_deinit(struct wilc *wilc)
return 1;
}
static int wilc_spi_sync(struct wilc *wilc)
{
struct spi_device *spi = to_spi_device(wilc->dev);
u32 reg;
int ret;
/**
* interrupt pin mux select
**/
ret = wilc_spi_read_reg(wilc, WILC_PIN_MUX_0, &reg);
if (!ret) {
dev_err(&spi->dev,"Failed read reg (%08x)...\n",
WILC_PIN_MUX_0);
return 0;
}
reg |= BIT(8);
ret = wilc_spi_write_reg(wilc, WILC_PIN_MUX_0, reg);
if (!ret) {
dev_err(&spi->dev, "Failed write reg (%08x)...\n",
WILC_PIN_MUX_0);
return 0;
}
/**
* interrupt enable
**/
ret = wilc_spi_read_reg(wilc, WILC_INTR_ENABLE, &reg);
if (!ret) {
dev_err(&spi->dev, "Failed read reg (%08x)...\n",
WILC_INTR_ENABLE);
return 0;
}
reg |= BIT(16);
ret = wilc_spi_write_reg(wilc, WILC_INTR_ENABLE, reg);
if (!ret) {
dev_err(&spi->dev, "Failed write reg (%08x)...\n",
WILC_INTR_ENABLE);
return 0;
}
return 1;
}
static int _wilc_spi_init(struct wilc *wilc)
{
struct spi_device *spi = to_spi_device(wilc->dev);
@ -1058,8 +1000,6 @@ const struct wilc_hif_func wilc_hif_spi = {
.hif_write_reg = wilc_spi_write_reg,
.hif_block_rx = _wilc_spi_read,
.hif_block_tx = _wilc_spi_write,
.hif_sync = wilc_spi_sync,
.hif_clear_int = wilc_spi_clear_int,
.hif_read_int = wilc_spi_read_int,
.hif_clear_int_ext = wilc_spi_clear_int_ext,
.hif_read_size = wilc_spi_read_size,

2
drivers/staging/wilc1000/wilc_wlan.h
Просмотреть файл

@ -232,8 +232,6 @@ struct wilc_hif_func {
int (*hif_write_reg)(struct wilc *, u32, u32);
int (*hif_block_rx)(struct wilc *, u32, u8 *, u32);
int (*hif_block_tx)(struct wilc *, u32, u8 *, u32);
int (*hif_sync)(struct wilc *);
int (*hif_clear_int)(struct wilc *);
int (*hif_read_int)(struct wilc *, u32 *);
int (*hif_clear_int_ext)(struct wilc *, u32);
int (*hif_read_size)(struct wilc *, u32 *);