Staging: rts5208: Remove unused functions

The functions rtsx_disable_card_int, rtsx_undo_delink,
rtsx_check_link_ready are not used anywhere in the kernel. So,remove
their definition and prototype.

Signed-off-by: Bhumika Goyal <bhumirks@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/rts5208/rtsx_chip.c b/drivers/staging/rts5208/rtsx_chip.c
index c0ce659a5aa6716c937bd2e17688e27c33c41293..bcc4b666d79f7d3d369c8e371154a8c27ff09504 100644 (file)
--- a/drivers/staging/rts5208/rtsx_chip.c
+++ b/drivers/staging/rts5208/rtsx_chip.c
@@ -43,14 +43,6 @@ static void rtsx_calibration(struct rtsx_chip *chip)
        rtsx_write_phy_register(chip, 0x00, 0x0288);
 }
 
-void rtsx_disable_card_int(struct rtsx_chip *chip)
-{
-       u32 reg = rtsx_readl(chip, RTSX_BIER);
-
-       reg &= ~(XD_INT_EN | SD_INT_EN | MS_INT_EN);
-       rtsx_writel(chip, RTSX_BIER, reg);
-}
-
 void rtsx_enable_card_int(struct rtsx_chip *chip)
 {
        u32 reg = rtsx_readl(chip, RTSX_BIER);
@@ -1447,12 +1439,6 @@ delink_stage:
        rtsx_delink_stage(chip);
 }
 
-void rtsx_undo_delink(struct rtsx_chip *chip)
-{
-       chip->auto_delink_allowed = 0;
-       rtsx_write_register(chip, CHANGE_LINK_STATE, 0x0A, 0x00);
-}
-
 /**
  * rtsx_stop_cmd - stop command transfer and DMA transfer
  * @chip: Realtek's card reader chip
@@ -2000,27 +1986,6 @@ int rtsx_set_phy_reg_bit(struct rtsx_chip *chip, u8 reg, u8 bit)
        return STATUS_SUCCESS;
 }
 
-int rtsx_check_link_ready(struct rtsx_chip *chip)
-{
-       int retval;
-       u8 val;
-
-       retval = rtsx_read_register(chip, IRQSTAT0, &val);
-       if (retval) {
-               rtsx_trace(chip);
-               return retval;
-       }
-
-       dev_dbg(rtsx_dev(chip), "IRQSTAT0: 0x%x\n", val);
-       if (val & LINK_RDY_INT) {
-               dev_dbg(rtsx_dev(chip), "Delinked!\n");
-               rtsx_write_register(chip, IRQSTAT0, LINK_RDY_INT, LINK_RDY_INT);
-               return STATUS_FAIL;
-       }
-
-       return STATUS_SUCCESS;
-}
-
 static void rtsx_handle_pm_dstate(struct rtsx_chip *chip, u8 dstate)
 {
        u32 ultmp;

diff --git a/drivers/staging/rts5208/rtsx_chip.h b/drivers/staging/rts5208/rtsx_chip.h
index c295b1eedb44ec7e67896fe965ce7ee02f22a948..c08164f3247e78757ae52d2098bca46183a07644 100644 (file)
--- a/drivers/staging/rts5208/rtsx_chip.h
+++ b/drivers/staging/rts5208/rtsx_chip.h
@@ -950,7 +950,6 @@ do {                                                                \
 int rtsx_force_power_on(struct rtsx_chip *chip, u8 ctl);
 int rtsx_force_power_down(struct rtsx_chip *chip, u8 ctl);
 
-void rtsx_disable_card_int(struct rtsx_chip *chip);
 void rtsx_enable_card_int(struct rtsx_chip *chip);
 void rtsx_enable_bus_int(struct rtsx_chip *chip);
 void rtsx_disable_bus_int(struct rtsx_chip *chip);
@@ -958,7 +957,6 @@ int rtsx_reset_chip(struct rtsx_chip *chip);
 int rtsx_init_chip(struct rtsx_chip *chip);
 void rtsx_release_chip(struct rtsx_chip *chip);
 void rtsx_polling_func(struct rtsx_chip *chip);
-void rtsx_undo_delink(struct rtsx_chip *chip);
 void rtsx_stop_cmd(struct rtsx_chip *chip, int card);
 int rtsx_write_register(struct rtsx_chip *chip, u16 addr, u8 mask, u8 data);
 int rtsx_read_register(struct rtsx_chip *chip, u16 addr, u8 *data);
@@ -975,7 +973,6 @@ int rtsx_read_efuse(struct rtsx_chip *chip, u8 addr, u8 *val);
 int rtsx_write_efuse(struct rtsx_chip *chip, u8 addr, u8 val);
 int rtsx_clr_phy_reg_bit(struct rtsx_chip *chip, u8 reg, u8 bit);
 int rtsx_set_phy_reg_bit(struct rtsx_chip *chip, u8 reg, u8 bit);
-int rtsx_check_link_ready(struct rtsx_chip *chip);
 void rtsx_enter_ss(struct rtsx_chip *chip);
 void rtsx_exit_ss(struct rtsx_chip *chip);
 int rtsx_pre_handle_interrupt(struct rtsx_chip *chip);