[PATCH] staging: rts_pstor: fix sparse warning

From: wei_wang
Date: Mon Feb 14 2011 - 20:16:53 EST

From: wwang <wei_wang@xxxxxxxxxxxxxx>

Fix some sparse warning

Signed-off-by: wwang <wei_wang@xxxxxxxxxxxxxx>
---
drivers/staging/rts_pstor/ms.c | 2 +-
drivers/staging/rts_pstor/rtsx.c | 4 +-
drivers/staging/rts_pstor/rtsx_card.c | 2 +-
drivers/staging/rts_pstor/rtsx_chip.c | 8 +-
drivers/staging/rts_pstor/rtsx_scsi.c | 8 +-
drivers/staging/rts_pstor/rtsx_transport.c | 142 +---------------------------
drivers/staging/rts_pstor/sd.c | 48 +++++-----
drivers/staging/rts_pstor/spi.c | 2 +-
8 files changed, 40 insertions(+), 176 deletions(-)

diff --git a/drivers/staging/rts_pstor/ms.c b/drivers/staging/rts_pstor/ms.c
index 28d17c7..c88ce64 100644
--- a/drivers/staging/rts_pstor/ms.c
+++ b/drivers/staging/rts_pstor/ms.c
@@ -3594,7 +3594,7 @@ void ms_free_l2p_tbl(struct rtsx_chip *chip)
#ifdef SUPPORT_MAGIC_GATE

#ifdef READ_BYTES_WAIT_INT
-int ms_poll_int(struct rtsx_chip *chip)
+static int ms_poll_int(struct rtsx_chip *chip)
{
int retval;
u8 val;
diff --git a/drivers/staging/rts_pstor/rtsx.c b/drivers/staging/rts_pstor/rtsx.c
index 9864b1a..3a728c8 100644
--- a/drivers/staging/rts_pstor/rtsx.c
+++ b/drivers/staging/rts_pstor/rtsx.c
@@ -257,7 +257,7 @@ static int bus_reset(struct scsi_cmnd *srb)
* this defines our host template, with which we'll allocate hosts
*/

-struct scsi_host_template rtsx_host_template = {
+static struct scsi_host_template rtsx_host_template = {
/* basic userland interface stuff */
.name = CR_DRIVER_NAME,
.proc_name = CR_DRIVER_NAME,
@@ -436,7 +436,7 @@ static int rtsx_resume(struct pci_dev *pci)
}
#endif /* CONFIG_PM */

-void rtsx_shutdown(struct pci_dev *pci)
+static void rtsx_shutdown(struct pci_dev *pci)
{
struct rtsx_dev *dev = (struct rtsx_dev *)pci_get_drvdata(pci);
struct rtsx_chip *chip;
diff --git a/drivers/staging/rts_pstor/rtsx_card.c b/drivers/staging/rts_pstor/rtsx_card.c
index fe4cce0..4f971f2 100644
--- a/drivers/staging/rts_pstor/rtsx_card.c
+++ b/drivers/staging/rts_pstor/rtsx_card.c
@@ -300,7 +300,7 @@ void do_reset_ms_card(struct rtsx_chip *chip)
}
}

-void release_sdio(struct rtsx_chip *chip)
+static void release_sdio(struct rtsx_chip *chip)
{
if (chip->sd_io) {
rtsx_write_register(chip, CARD_STOP, SD_STOP | SD_CLR_ERR,
diff --git a/drivers/staging/rts_pstor/rtsx_chip.c b/drivers/staging/rts_pstor/rtsx_chip.c
index a4d8eb2..f443d97 100644
--- a/drivers/staging/rts_pstor/rtsx_chip.c
+++ b/drivers/staging/rts_pstor/rtsx_chip.c
@@ -657,7 +657,7 @@ static inline int check_sd_current_prior(u32 sd_current_prior)
return !fake_para;
}

-int rts5209_init(struct rtsx_chip *chip)
+static int rts5209_init(struct rtsx_chip *chip)
{
int retval;
u32 lval = 0;
@@ -805,7 +805,7 @@ int rts5209_init(struct rtsx_chip *chip)
return STATUS_SUCCESS;
}

-int rts5208_init(struct rtsx_chip *chip)
+static int rts5208_init(struct rtsx_chip *chip)
{
int retval;
u16 reg = 0;
@@ -871,7 +871,7 @@ int rts5208_init(struct rtsx_chip *chip)
return STATUS_SUCCESS;
}

-int rts5288_init(struct rtsx_chip *chip)
+static int rts5288_init(struct rtsx_chip *chip)
{
int retval;
u8 val = 0, max_func;
@@ -1097,7 +1097,7 @@ static inline void rtsx_blink_led(struct rtsx_chip *chip)
}
#endif

-void rtsx_monitor_aspm_config(struct rtsx_chip *chip)
+static void rtsx_monitor_aspm_config(struct rtsx_chip *chip)
{
int maybe_support_aspm, reg_changed;
u32 tmp = 0;
diff --git a/drivers/staging/rts_pstor/rtsx_scsi.c b/drivers/staging/rts_pstor/rtsx_scsi.c
index ce9fc16..20c2464 100644
--- a/drivers/staging/rts_pstor/rtsx_scsi.c
+++ b/drivers/staging/rts_pstor/rtsx_scsi.c
@@ -274,7 +274,7 @@ static int test_unit_ready(struct scsi_cmnd *srb, struct rtsx_chip *chip)
return TRANSPORT_GOOD;
}

-unsigned char formatter_inquiry_str[20] = {
+static unsigned char formatter_inquiry_str[20] = {
'M', 'E', 'M', 'O', 'R', 'Y', 'S', 'T', 'I', 'C', 'K',
#ifdef SUPPORT_MAGIC_GATE
'-', 'M', 'G', /* Byte[47:49] */
@@ -2690,7 +2690,7 @@ static int ms_format_cmnd(struct scsi_cmnd *srb, struct rtsx_chip *chip)
}

#ifdef SUPPORT_PCGL_1P18
-int get_ms_information(struct scsi_cmnd *srb, struct rtsx_chip *chip)
+static int get_ms_information(struct scsi_cmnd *srb, struct rtsx_chip *chip)
{
struct ms_info *ms_card = &(chip->ms_card);
unsigned int lun = SCSI_LUN(srb);
@@ -2864,7 +2864,7 @@ static int sd_extention_cmnd(struct scsi_cmnd *srb, struct rtsx_chip *chip)
#endif

#ifdef SUPPORT_MAGIC_GATE
-int mg_report_key(struct scsi_cmnd *srb, struct rtsx_chip *chip)
+static int mg_report_key(struct scsi_cmnd *srb, struct rtsx_chip *chip)
{
struct ms_info *ms_card = &(chip->ms_card);
unsigned int lun = SCSI_LUN(srb);
@@ -2962,7 +2962,7 @@ int mg_report_key(struct scsi_cmnd *srb, struct rtsx_chip *chip)
return TRANSPORT_GOOD;
}

-int mg_send_key(struct scsi_cmnd *srb, struct rtsx_chip *chip)
+static int mg_send_key(struct scsi_cmnd *srb, struct rtsx_chip *chip)
{
struct ms_info *ms_card = &(chip->ms_card);
unsigned int lun = SCSI_LUN(srb);
diff --git a/drivers/staging/rts_pstor/rtsx_transport.c b/drivers/staging/rts_pstor/rtsx_transport.c
index e581f15..4e3d2c1 100644
--- a/drivers/staging/rts_pstor/rtsx_transport.c
+++ b/drivers/staging/rts_pstor/rtsx_transport.c
@@ -324,7 +324,7 @@ static inline void rtsx_add_sg_tbl(
} while (len);
}

-int rtsx_transfer_sglist_adma_partial(struct rtsx_chip *chip, u8 card,
+static int rtsx_transfer_sglist_adma_partial(struct rtsx_chip *chip, u8 card,
struct scatterlist *sg, int num_sg, unsigned int *index,
unsigned int *offset, int size,
enum dma_data_direction dma_dir, int timeout)
@@ -485,7 +485,7 @@ out:
return err;
}

-int rtsx_transfer_sglist_adma(struct rtsx_chip *chip, u8 card,
+static int rtsx_transfer_sglist_adma(struct rtsx_chip *chip, u8 card,
struct scatterlist *sg, int num_sg,
enum dma_data_direction dma_dir, int timeout)
{
@@ -632,7 +632,7 @@ out:
return err;
}

-int rtsx_transfer_buf(struct rtsx_chip *chip, u8 card, void *buf, size_t len,
+static int rtsx_transfer_buf(struct rtsx_chip *chip, u8 card, void *buf, size_t len,
enum dma_data_direction dma_dir, int timeout)
{
struct rtsx_dev *rtsx = chip->rtsx;
@@ -715,142 +715,6 @@ out:
return err;
}

-int rtsx_transfer_sglist(struct rtsx_chip *chip, u8 card,
- struct scatterlist *sg, int num_sg,
- enum dma_data_direction dma_dir, int timeout)
-{
- struct rtsx_dev *rtsx = chip->rtsx;
- struct completion trans_done;
- u8 dir;
- int buf_cnt, i;
- int err = 0;
- long timeleft;
-
- if ((sg == NULL) || (num_sg <= 0))
- return -EIO;
-
- if (dma_dir == DMA_TO_DEVICE) {
- dir = HOST_TO_DEVICE;
- } else if (dma_dir == DMA_FROM_DEVICE) {
- dir = DEVICE_TO_HOST;
- } else {
- return -ENXIO;
- }
-
- if (card == SD_CARD) {
- rtsx->check_card_cd = SD_EXIST;
- } else if (card == MS_CARD) {
- rtsx->check_card_cd = MS_EXIST;
- } else if (card == XD_CARD) {
- rtsx->check_card_cd = XD_EXIST;
- } else {
- rtsx->check_card_cd = 0;
- }
-
- spin_lock_irq(&rtsx->reg_lock);
-
- /* set up data structures for the wakeup system */
- rtsx->done = &trans_done;
-
- rtsx->trans_state = STATE_TRANS_SG;
- rtsx->trans_result = TRANS_NOT_READY;
-
- spin_unlock_irq(&rtsx->reg_lock);
-
- buf_cnt = dma_map_sg(&(rtsx->pci->dev), sg, num_sg, dma_dir);
-
- for (i = 0; i < buf_cnt; i++) {
- u32 bier = 0;
- u32 val = (1 << 31);
- dma_addr_t addr = sg_dma_address(sg + i);
- unsigned int len = sg_dma_len(sg + i);
-
- RTSX_DEBUGP("dma_addr = 0x%x, dma_len = %d\n",
- (unsigned int)addr, len);
-
- val |= (u32)(dir & 0x01) << 29;
- val |= (u32)(len & 0x00FFFFFF);
-
- spin_lock_irq(&rtsx->reg_lock);
-
- init_completion(&trans_done);
-
- if (i == (buf_cnt - 1)) {
- /* If last transfer, disable data interrupt */
- bier = rtsx_readl(chip, RTSX_BIER);
- rtsx_writel(chip, RTSX_BIER, bier & 0xBFFFFFFF);
- }
-
- rtsx_writel(chip, RTSX_HDBAR, addr);
- rtsx_writel(chip, RTSX_HDBCTLR, val);
-
- spin_unlock_irq(&rtsx->reg_lock);
-
- timeleft = wait_for_completion_interruptible_timeout(
- &trans_done, timeout * HZ / 1000);
- if (timeleft <= 0) {
- RTSX_DEBUGP("Timeout (%s %d)\n", __func__, __LINE__);
- RTSX_DEBUGP("chip->int_reg = 0x%x\n", chip->int_reg);
- err = -ETIMEDOUT;
- if (i == (buf_cnt - 1))
- rtsx_writel(chip, RTSX_BIER, bier);
- goto out;
- }
-
- spin_lock_irq(&rtsx->reg_lock);
- if (rtsx->trans_result == TRANS_RESULT_FAIL) {
- err = -EIO;
- spin_unlock_irq(&rtsx->reg_lock);
- if (i == (buf_cnt - 1))
- rtsx_writel(chip, RTSX_BIER, bier);
- goto out;
- }
- spin_unlock_irq(&rtsx->reg_lock);
-
- if (i == (buf_cnt - 1)) {
- /* If last transfer, enable data interrupt
- * after transfer finished
- */
- rtsx_writel(chip, RTSX_BIER, bier);
- }
- }
-
- /* Wait for TRANS_OK_INT */
- spin_lock_irq(&rtsx->reg_lock);
- if (rtsx->trans_result == TRANS_NOT_READY) {
- init_completion(&trans_done);
- spin_unlock_irq(&rtsx->reg_lock);
- timeleft = wait_for_completion_interruptible_timeout(
- &trans_done, timeout * HZ / 1000);
- if (timeleft <= 0) {
- RTSX_DEBUGP("Timeout (%s %d)\n", __func__, __LINE__);
- RTSX_DEBUGP("chip->int_reg = 0x%x\n", chip->int_reg);
- err = -ETIMEDOUT;
- goto out;
- }
- } else {
- spin_unlock_irq(&rtsx->reg_lock);
- }
-
- spin_lock_irq(&rtsx->reg_lock);
- if (rtsx->trans_result == TRANS_RESULT_FAIL) {
- err = -EIO;
- } else if (rtsx->trans_result == TRANS_RESULT_OK) {
- err = 0;
- }
- spin_unlock_irq(&rtsx->reg_lock);
-
-out:
- rtsx->done = NULL;
- rtsx->trans_state = STATE_TRANS_NONE;
- dma_unmap_sg(&(rtsx->pci->dev), sg, num_sg, dma_dir);
-
- if (err < 0)
- rtsx_stop_cmd(chip, card);
-
- return err;
-}
-
int rtsx_transfer_data_partial(struct rtsx_chip *chip, u8 card,
void *buf, size_t len, int use_sg, unsigned int *index,
unsigned int *offset, enum dma_data_direction dma_dir,
diff --git a/drivers/staging/rts_pstor/sd.c b/drivers/staging/rts_pstor/sd.c
index 945c95f..80b61e6 100644
--- a/drivers/staging/rts_pstor/sd.c
+++ b/drivers/staging/rts_pstor/sd.c
@@ -32,30 +32,30 @@

#define SD_MAX_RETRY_COUNT 3

-u16 REG_SD_CFG1;
-u16 REG_SD_CFG2;
-u16 REG_SD_CFG3;
-u16 REG_SD_STAT1;
-u16 REG_SD_STAT2;
-u16 REG_SD_BUS_STAT;
-u16 REG_SD_PAD_CTL;
-u16 REG_SD_SAMPLE_POINT_CTL;
-u16 REG_SD_PUSH_POINT_CTL;
-u16 REG_SD_CMD0;
-u16 REG_SD_CMD1;
-u16 REG_SD_CMD2;
-u16 REG_SD_CMD3;
-u16 REG_SD_CMD4;
-u16 REG_SD_CMD5;
-u16 REG_SD_BYTE_CNT_L;
-u16 REG_SD_BYTE_CNT_H;
-u16 REG_SD_BLOCK_CNT_L;
-u16 REG_SD_BLOCK_CNT_H;
-u16 REG_SD_TRANSFER;
-u16 REG_SD_VPCLK0_CTL;
-u16 REG_SD_VPCLK1_CTL;
-u16 REG_SD_DCMPS0_CTL;
-u16 REG_SD_DCMPS1_CTL;
+static u16 REG_SD_CFG1;
+static u16 REG_SD_CFG2;
+static u16 REG_SD_CFG3;
+static u16 REG_SD_STAT1;
+static u16 REG_SD_STAT2;
+static u16 REG_SD_BUS_STAT;
+static u16 REG_SD_PAD_CTL;
+static u16 REG_SD_SAMPLE_POINT_CTL;
+static u16 REG_SD_PUSH_POINT_CTL;
+static u16 REG_SD_CMD0;
+static u16 REG_SD_CMD1;
+static u16 REG_SD_CMD2;
+static u16 REG_SD_CMD3;
+static u16 REG_SD_CMD4;
+static u16 REG_SD_CMD5;
+static u16 REG_SD_BYTE_CNT_L;
+static u16 REG_SD_BYTE_CNT_H;
+static u16 REG_SD_BLOCK_CNT_L;
+static u16 REG_SD_BLOCK_CNT_H;
+static u16 REG_SD_TRANSFER;
+static u16 REG_SD_VPCLK0_CTL;
+static u16 REG_SD_VPCLK1_CTL;
+static u16 REG_SD_DCMPS0_CTL;
+static u16 REG_SD_DCMPS1_CTL;

static inline void sd_set_err_code(struct rtsx_chip *chip, u8 err_code)
{
diff --git a/drivers/staging/rts_pstor/spi.c b/drivers/staging/rts_pstor/spi.c
index 84e0af4..9081836 100644
--- a/drivers/staging/rts_pstor/spi.c
+++ b/drivers/staging/rts_pstor/spi.c
@@ -227,7 +227,7 @@ static int spi_init_eeprom(struct rtsx_chip *chip)
return STATUS_SUCCESS;
}

-int spi_eeprom_program_enable(struct rtsx_chip *chip)
+static int spi_eeprom_program_enable(struct rtsx_chip *chip)
{
int retval;

--
1.7.4

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