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Subject[PATCH 08/19] staging/wilc1000: move wilc_wlan_inp_t into struct wilc
Date
wilc_wlan_inp_t is an unnecessary indirection and requires linux_wlan.c
to have knowledge of the specific sdio and spi front-ends. This
removes the structure and places io_type directly inside the struct wilc.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
---
drivers/staging/wilc1000/linux_wlan.c | 21 ++++++---------------
drivers/staging/wilc1000/wilc_wfi_netdevice.h | 1 +
drivers/staging/wilc1000/wilc_wlan.c | 19 +++++++++----------
drivers/staging/wilc1000/wilc_wlan_if.h | 11 +----------
4 files changed, 17 insertions(+), 35 deletions(-)

diff --git a/drivers/staging/wilc1000/linux_wlan.c b/drivers/staging/wilc1000/linux_wlan.c
index 6e1ef99fc856..0747a0eefe92 100644
--- a/drivers/staging/wilc1000/linux_wlan.c
+++ b/drivers/staging/wilc1000/linux_wlan.c
@@ -839,17 +839,6 @@ static int wlan_deinit_locks(struct net_device *dev)
return 0;
}

-static void linux_to_wlan(wilc_wlan_inp_t *nwi, struct wilc *nic)
-{
- PRINT_D(INIT_DBG, "Linux to Wlan services ...\n");
-
-#ifdef WILC_SDIO
- nwi->io_func.io_type = HIF_SDIO;
-#else
- nwi->io_func.io_type = HIF_SPI;
-#endif
-}
-
static int wlan_initialize_threads(struct net_device *dev)
{
perInterface_wlan_t *nic;
@@ -893,7 +882,6 @@ static void wlan_deinitialize_threads(struct net_device *dev)

int wilc1000_wlan_init(struct net_device *dev, perInterface_wlan_t *p_nic)
{
- wilc_wlan_inp_t nwi;
perInterface_wlan_t *nic = p_nic;
int ret = 0;
struct wilc *wl = nic->wilc;
@@ -904,9 +892,12 @@ int wilc1000_wlan_init(struct net_device *dev, perInterface_wlan_t *p_nic)

wlan_init_locks(dev);

- linux_to_wlan(&nwi, wl);
-
- ret = wilc_wlan_init(dev, &nwi);
+#ifdef WILC_SDIO
+ wl->io_type = HIF_SDIO;
+#else
+ wl->io_type = HIF_SPI;
+#endif
+ ret = wilc_wlan_init(dev);
if (ret < 0) {
PRINT_ER("Initializing WILC_Wlan FAILED\n");
ret = -EIO;
diff --git a/drivers/staging/wilc1000/wilc_wfi_netdevice.h b/drivers/staging/wilc1000/wilc_wfi_netdevice.h
index 3358fe3bcd0a..0c608d73a22e 100644
--- a/drivers/staging/wilc1000/wilc_wfi_netdevice.h
+++ b/drivers/staging/wilc1000/wilc_wfi_netdevice.h
@@ -156,6 +156,7 @@ struct wilc_vif {
};

struct wilc {
+ int io_type;
int mac_status;
bool initialized;
#if (!defined WILC_SDIO) || (defined WILC_SDIO_IRQ_GPIO)
diff --git a/drivers/staging/wilc1000/wilc_wlan.c b/drivers/staging/wilc1000/wilc_wlan.c
index f7359f79ff8d..2958689a13c6 100644
--- a/drivers/staging/wilc1000/wilc_wlan.c
+++ b/drivers/staging/wilc1000/wilc_wlan.c
@@ -5,7 +5,7 @@

typedef struct {
int quit;
- wilc_wlan_io_func_t io_func;
+ int io_type;
struct wilc_hif_func hif_func;
int cfg_frame_in_use;
struct wilc_cfg_frame cfg_frame;
@@ -576,7 +576,7 @@ static inline void chip_wakeup(void)
u32 reg, clk_status_reg, trials = 0;
u32 sleep_time;

- if ((g_wlan.io_func.io_type & 0x1) == HIF_SPI) {
+ if ((g_wlan.io_type & 0x1) == HIF_SPI) {
do {
g_wlan.hif_func.hif_read_reg(1, &reg);
g_wlan.hif_func.hif_write_reg(1, reg | BIT(1));
@@ -590,7 +590,7 @@ static inline void chip_wakeup(void)
} while ((wilc_get_chipid(true) == 0) && ((++trials % 3) == 0));

} while (wilc_get_chipid(true) == 0);
- } else if ((g_wlan.io_func.io_type & 0x1) == HIF_SDIO) {
+ } else if ((g_wlan.io_type & 0x1) == HIF_SDIO) {
g_wlan.hif_func.hif_read_reg(0xf0, &reg);
do {
g_wlan.hif_func.hif_write_reg(0xf0, reg | BIT(0));
@@ -636,12 +636,12 @@ static inline void chip_wakeup(void)
u32 reg, trials = 0;

do {
- if ((g_wlan.io_func.io_type & 0x1) == HIF_SPI) {
+ if ((g_wlan.io_type & 0x1) == HIF_SPI) {
g_wlan.hif_func.hif_read_reg(1, &reg);
g_wlan.hif_func.hif_write_reg(1, reg & ~BIT(1));
g_wlan.hif_func.hif_write_reg(1, reg | BIT(1));
g_wlan.hif_func.hif_write_reg(1, reg & ~BIT(1));
- } else if ((g_wlan.io_func.io_type & 0x1) == HIF_SDIO) {
+ } else if ((g_wlan.io_type & 0x1) == HIF_SDIO) {
g_wlan.hif_func.hif_read_reg(0xf0, &reg);
g_wlan.hif_func.hif_write_reg(0xf0, reg & ~BIT(0));
g_wlan.hif_func.hif_write_reg(0xf0, reg | BIT(0));
@@ -1252,10 +1252,10 @@ int wilc_wlan_start(void)
int ret;
u32 chipid;

- if (p->io_func.io_type == HIF_SDIO) {
+ if (p->io_type == HIF_SDIO) {
reg = 0;
reg |= BIT(3);
- } else if (p->io_func.io_type == HIF_SPI) {
+ } else if (p->io_type == HIF_SPI) {
reg = 1;
}
acquire_bus(ACQUIRE_ONLY);
@@ -1649,7 +1649,7 @@ _fail_:
return chipid;
}

-int wilc_wlan_init(struct net_device *dev, wilc_wlan_inp_t *inp)
+int wilc_wlan_init(struct net_device *dev)
{
int ret = 0;
perInterface_wlan_t *nic = netdev_priv(dev);
@@ -1660,8 +1660,7 @@ int wilc_wlan_init(struct net_device *dev, wilc_wlan_inp_t *inp)
PRINT_D(INIT_DBG, "Initializing WILC_Wlan ...\n");

memset((void *)&g_wlan, 0, sizeof(wilc_wlan_dev_t));
- memcpy((void *)&g_wlan.io_func, (void *)&inp->io_func,
- sizeof(wilc_wlan_io_func_t));
+ g_wlan.io_type = wilc->io_type;

#ifdef WILC_SDIO
if (!wilc_hif_sdio.hif_init(wilc, wilc_debug)) {
diff --git a/drivers/staging/wilc1000/wilc_wlan_if.h b/drivers/staging/wilc1000/wilc_wlan_if.h
index 5980ece49daa..2f465f4fb063 100644
--- a/drivers/staging/wilc1000/wilc_wlan_if.h
+++ b/drivers/staging/wilc1000/wilc_wlan_if.h
@@ -72,10 +72,6 @@ typedef struct {
u32 block_size;
} sdio_cmd53_t;

-typedef struct {
- int io_type;
-} wilc_wlan_io_func_t;
-
#define WILC_MAC_INDICATE_STATUS 0x1
#define WILC_MAC_STATUS_INIT -1
#define WILC_MAC_STATUS_READY 0
@@ -83,10 +79,6 @@ typedef struct {

#define WILC_MAC_INDICATE_SCAN 0x2

-typedef struct {
- wilc_wlan_io_func_t io_func;
-} wilc_wlan_inp_t;
-
struct tx_complete_data {
int size;
void *buff;
@@ -917,8 +909,7 @@ typedef enum {
WID_MAX = 0xFFFF
} WID_T;

-int wilc_wlan_init(struct net_device *dev, wilc_wlan_inp_t *inp);
-
+int wilc_wlan_init(struct net_device *dev);
void wilc_bus_set_max_speed(void);
void wilc_bus_set_default_speed(void);
u32 wilc_get_chipid(u8 update);
--
2.1.0.rc2


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