[PATCH v2] staging: sbe-2t3e3: Remove code that will never execute

Marcos Paulo de Souza
2012-07-13T02:32:23Z

This patch removes all references of "if 0" blocks in the sbe-2t3e3 driver.

Signed-off-by: Marcos Paulo de Souza <marcos.souza.org@gmail.com>
---
drivers/staging/sbe-2t3e3/2t3e3.h | 3 --
drivers/staging/sbe-2t3e3/cpld.c | 15 ---------
drivers/staging/sbe-2t3e3/ctrl.c | 19 +++--------
drivers/staging/sbe-2t3e3/dc.c | 17 ----------
drivers/staging/sbe-2t3e3/exar7250.c | 40 +++--------------------
drivers/staging/sbe-2t3e3/exar7300.c | 17 ----------
drivers/staging/sbe-2t3e3/intr.c | 60 ++--------------------------------
drivers/staging/sbe-2t3e3/io.c | 21 ------------
8 files changed, 10 insertions(+), 182 deletions(-)

diff --git a/drivers/staging/sbe-2t3e3/2t3e3.h b/drivers/staging/sbe-2t3e3/2t3e3.h
index fe9f086..383f2cf 100644
--- a/drivers/staging/sbe-2t3e3/2t3e3.h
+++ b/drivers/staging/sbe-2t3e3/2t3e3.h

Just fix the commit message fo sbr-2t3e3 to sbe-2t3e3.

@@ -801,9 +801,6 @@ u32 cpld_read(struct channel *sc, u32 reg);
void cpld_set_crc(struct channel *, u32);
void cpld_start_intr(struct channel *);
void cpld_stop_intr(struct channel *);
-#if 0
-void cpld_led_onoff(struct channel *, u32, u32, u32, u32);
-#endif
void cpld_set_clock(struct channel *sc, u32 mode);
void cpld_set_scrambler(struct channel *, u32);
void cpld_select_panel(struct channel *, u32);
diff --git a/drivers/staging/sbe-2t3e3/cpld.c b/drivers/staging/sbe-2t3e3/cpld.c
index b0fc2dd..cc2b54d 100644
--- a/drivers/staging/sbe-2t3e3/cpld.c
+++ b/drivers/staging/sbe-2t3e3/cpld.c
@@ -41,14 +41,6 @@ static inline void cpld_clear_bit(struct channel *channel, unsigned reg, u32 bit
void cpld_init(struct channel *sc)
{
u32 val;
-#if 0
- /* reset LIU and Framer */
- val = cpld_val_map[SBE_2T3E3_CPLD_VAL_LIU_FRAMER_RESET][sc->h.slot];
- cpld_write(sc, SBE_2T3E3_CPLD_REG_STATIC_RESET, val);
- udelay(10000); /* TODO - how long? */
- val = 0;
- cpld_write(sc, SBE_2T3E3_CPLD_REG_STATIC_RESET, val);
-#endif

/* PCRA */
val = SBE_2T3E3_CPLD_VAL_CRC32 |
@@ -109,13 +101,6 @@ void cpld_start_intr(struct channel *sc)
val = SBE_2T3E3_CPLD_VAL_INTERRUPT_FROM_ETHERNET_ENABLE |
SBE_2T3E3_CPLD_VAL_INTERRUPT_FROM_FRAMER_ENABLE;
cpld_write(sc, SBE_2T3E3_CPLD_REG_PIER, val);
-#if 0
- /*
- do you want to hang up your computer?
- ENABLE REST OF INTERRUPTS !!!
- you have been warned :).
- */
-#endif
}

void cpld_stop_intr(struct channel *sc)
diff --git a/drivers/staging/sbe-2t3e3/ctrl.c b/drivers/staging/sbe-2t3e3/ctrl.c
index d9dd216..a5825d7 100644
--- a/drivers/staging/sbe-2t3e3/ctrl.c
+++ b/drivers/staging/sbe-2t3e3/ctrl.c
@@ -230,11 +230,9 @@ void t3e3_port_get_stats(struct channel *sc,
result = exar7250_read(sc, SBE_2T3E3_FRAMER_REG_E3_RX_CONFIGURATION_STATUS_2);
sc->s.LOF = result & SBE_2T3E3_FRAMER_VAL_E3_RX_LOF ? 1 : 0;
sc->s.OOF = result & SBE_2T3E3_FRAMER_VAL_E3_RX_OOF ? 1 : 0;
-#if 0
- sc->s.LOS = result & SBE_2T3E3_FRAMER_VAL_E3_RX_LOS ? 1 : 0;
-#else
+
cpld_LOS_update(sc);
-#endif
+
sc->s.AIS = result & SBE_2T3E3_FRAMER_VAL_E3_RX_AIS ? 1 : 0;
sc->s.FERF = result & SBE_2T3E3_FRAMER_VAL_E3_RX_FERF ? 1 : 0;
break;
@@ -243,11 +241,9 @@ void t3e3_port_get_stats(struct channel *sc,
case SBE_2T3E3_FRAME_TYPE_T3_M13:
result = exar7250_read(sc, SBE_2T3E3_FRAMER_REG_T3_RX_CONFIGURATION_STATUS);
sc->s.AIS = result & SBE_2T3E3_FRAMER_VAL_T3_RX_AIS ? 1 : 0;
-#if 0
- sc->s.LOS = result & SBE_2T3E3_FRAMER_VAL_T3_RX_LOS ? 1 : 0;
-#else
+
cpld_LOS_update(sc);
-#endif
+
sc->s.IDLE = result & SBE_2T3E3_FRAMER_VAL_T3_RX_IDLE ? 1 : 0;
sc->s.OOF = result & SBE_2T3E3_FRAMER_VAL_T3_RX_OOF ? 1 : 0;

@@ -322,10 +318,6 @@ void t3e3_if_config(struct channel *sc, u32 cmd, char *set,
*rlen = sizeof(ret->u.data);
break;
case SBE_2T3E3_PORT_WRITE_REGS:
-#if 0
- printk(KERN_DEBUG "SBE_2T3E3_PORT_WRITE_REGS, 0x%x, 0x%x, 0x%x\n",
- ((int*)data)[0], ((int*)data)[1], ((int*)data)[2]);
-#endif
t3e3_reg_write(sc, data);
*rlen = 0;
break;
@@ -336,9 +328,6 @@ void t3e3_if_config(struct channel *sc, u32 cmd, char *set,
*rlen = 0;
break;
}
-
- /* turn on interrupt */
- /* cpld_start_intr(sc); */
}

void t3e3_sc_init(struct channel *sc)
diff --git a/drivers/staging/sbe-2t3e3/dc.c b/drivers/staging/sbe-2t3e3/dc.c
index e897a43..9e81d90 100644
--- a/drivers/staging/sbe-2t3e3/dc.c
+++ b/drivers/staging/sbe-2t3e3/dc.c
@@ -63,14 +63,6 @@ void dc_init(struct channel *sc)
if (sc->p.loopback == SBE_2T3E3_LOOPBACK_ETHERNET)
sc->p.loopback = SBE_2T3E3_LOOPBACK_NONE;

-#if 0 /* No need to clear this register - and it may be in use */
- /*
- * BOOT_ROM_SERIAL_ROM_AND_MII_MANAGEMENT (CSR9)
- */
- val = 0;
- dc_write(sc->addr, SBE_2T3E3_21143_REG_BOOT_ROM_SERIAL_ROM_AND_MII_MANAGEMENT, val);
-#endif
-
/*
* GENERAL_PURPOSE_TIMER_AND_INTERRUPT_MITIGATION_CONTROL (CSR11)
*/
@@ -301,15 +293,6 @@ void dc_set_loopback(struct channel *sc, u32 mode)
return;
}

-#if 0
- /* restart SIA */
- dc_clear_bits(sc->addr, SBE_2T3E3_21143_REG_SIA_CONNECTIVITY,
- SBE_2T3E3_21143_VAL_SIA_RESET);
- udelay(1000);
- dc_set_bits(sc->addr, SBE_2T3E3_21143_REG_SIA_CONNECTIVITY,
- SBE_2T3E3_21143_VAL_SIA_RESET);
-#endif
-
/* select loopback mode */
val = dc_read(sc->addr, SBE_2T3E3_21143_REG_OPERATION_MODE) &
~SBE_2T3E3_21143_VAL_OPERATING_MODE;
diff --git a/drivers/staging/sbe-2t3e3/exar7250.c b/drivers/staging/sbe-2t3e3/exar7250.c
index 809f446..e3ddd14 100644
--- a/drivers/staging/sbe-2t3e3/exar7250.c
+++ b/drivers/staging/sbe-2t3e3/exar7250.c
@@ -78,64 +78,32 @@ void exar7250_start_intr(struct channel *sc, u32 type)
case SBE_2T3E3_FRAME_TYPE_E3_G751:
case SBE_2T3E3_FRAME_TYPE_E3_G832:
val = exar7250_read(sc, SBE_2T3E3_FRAMER_REG_E3_RX_CONFIGURATION_STATUS_2);
-#if 0
- sc->s.LOS = val & SBE_2T3E3_FRAMER_VAL_E3_RX_LOS ? 1 : 0;
-#else
+
cpld_LOS_update(sc);
-#endif
+
sc->s.OOF = val & SBE_2T3E3_FRAMER_VAL_E3_RX_OOF ? 1 : 0;
exar7250_read(sc, SBE_2T3E3_FRAMER_REG_E3_RX_INTERRUPT_STATUS_1);
exar7250_write(sc, SBE_2T3E3_FRAMER_REG_E3_RX_INTERRUPT_ENABLE_1,
SBE_2T3E3_FRAMER_VAL_E3_RX_OOF_INTERRUPT_ENABLE |
SBE_2T3E3_FRAMER_VAL_E3_RX_LOS_INTERRUPT_ENABLE);
-#if 0
- /*SBE_2T3E3_FRAMER_VAL_E3_RX_COFA_INTERRUPT_ENABLE |
- SBE_2T3E3_FRAMER_VAL_E3_RX_OOF_INTERRUPT_ENABLE |
- SBE_2T3E3_FRAMER_VAL_E3_RX_LOF_INTERRUPT_ENABLE |
- SBE_2T3E3_FRAMER_VAL_E3_RX_LOS_INTERRUPT_ENABLE |
- SBE_2T3E3_FRAMER_VAL_E3_RX_AIS_INTERRUPT_ENABLE);*/
-#endif

exar7250_read(sc, SBE_2T3E3_FRAMER_REG_E3_RX_INTERRUPT_STATUS_2);
-#if 0
- exar7250_write(sc, SBE_2T3E3_FRAMER_REG_E3_RX_INTERRUPT_ENABLE_2,
- SBE_2T3E3_FRAMER_VAL_E3_RX_FEBE_INTERRUPT_ENABLE |
- SBE_2T3E3_FRAMER_VAL_E3_RX_FERF_INTERRUPT_ENABLE |
- SBE_2T3E3_FRAMER_VAL_E3_RX_FRAMING_BYTE_ERROR_INTERRUPT_ENABLE);
-#endif
break;

case SBE_2T3E3_FRAME_TYPE_T3_CBIT:
case SBE_2T3E3_FRAME_TYPE_T3_M13:
val = exar7250_read(sc, SBE_2T3E3_FRAMER_REG_T3_RX_CONFIGURATION_STATUS);
-#if 0
- sc->s.LOS = val & SBE_2T3E3_FRAMER_VAL_T3_RX_LOS ? 1 : 0;
-#else
+
cpld_LOS_update(sc);
-#endif
+
sc->s.OOF = val & SBE_2T3E3_FRAMER_VAL_T3_RX_OOF ? 1 : 0;

exar7250_read(sc, SBE_2T3E3_FRAMER_REG_T3_RX_INTERRUPT_STATUS);
exar7250_write(sc, SBE_2T3E3_FRAMER_REG_T3_RX_INTERRUPT_ENABLE,
SBE_2T3E3_FRAMER_VAL_T3_RX_LOS_INTERRUPT_ENABLE |
SBE_2T3E3_FRAMER_VAL_T3_RX_OOF_INTERRUPT_ENABLE);
-#if 0
- /* SBE_2T3E3_FRAMER_VAL_T3_RX_CP_BIT_ERROR_INTERRUPT_ENABLE |
- SBE_2T3E3_FRAMER_VAL_T3_RX_LOS_INTERRUPT_ENABLE |
- SBE_2T3E3_FRAMER_VAL_T3_RX_AIS_INTERRUPT_ENABLE |
- SBE_2T3E3_FRAMER_VAL_T3_RX_IDLE_INTERRUPT_ENABLE |
- SBE_2T3E3_FRAMER_VAL_T3_RX_FERF_INTERRUPT_ENABLE |
- SBE_2T3E3_FRAMER_VAL_T3_RX_AIC_INTERRUPT_ENABLE |
- SBE_2T3E3_FRAMER_VAL_T3_RX_OOF_INTERRUPT_ENABLE |
- SBE_2T3E3_FRAMER_VAL_T3_RX_P_BIT_INTERRUPT_ENABLE);*/
-#endif

exar7250_read(sc, SBE_2T3E3_FRAMER_REG_T3_RX_FEAC_INTERRUPT_ENABLE_STATUS);
-#if 0
- exar7250_write(sc, SBE_2T3E3_FRAMER_REG_T3_RX_FEAC_INTERRUPT_ENABLE_STATUS,
- SBE_2T3E3_FRAMER_VAL_T3_RX_FEAC_REMOVE_INTERRUPT_ENABLE |
- SBE_2T3E3_FRAMER_VAL_T3_RX_FEAC_VALID_INTERRUPT_ENABLE);
-#endif

exar7250_write(sc, SBE_2T3E3_FRAMER_REG_T3_RX_LAPD_CONTROL, 0);
break;
diff --git a/drivers/staging/sbe-2t3e3/exar7300.c b/drivers/staging/sbe-2t3e3/exar7300.c
index d10d696..cd22999 100644
--- a/drivers/staging/sbe-2t3e3/exar7300.c
+++ b/drivers/staging/sbe-2t3e3/exar7300.c
@@ -43,23 +43,6 @@ void exar7300_set_loopback(struct channel *sc, u32 mode)
val &= ~(SBE_2T3E3_LIU_VAL_LOCAL_LOOPBACK | SBE_2T3E3_LIU_VAL_REMOTE_LOOPBACK);
val |= mode;
exar7300_write(sc, SBE_2T3E3_LIU_REG_REG4, val);
-
-#if 0
- /* TODO - is it necessary? idea from 2T3E3_HW_Test_code */
- switch (mode) {
- case SBE_2T3E3_LIU_VAL_LOOPBACK_OFF:
- break;
- case SBE_2T3E3_LIU_VAL_LOOPBACK_REMOTE:
- exar7300_receive_equalization_onoff(sc, SBE_2T3E3_ON);
- break;
- case SBE_2T3E3_LIU_VAL_LOOPBACK_ANALOG:
- exar7300_receive_equalization_onoff(sc, SBE_2T3E3_OFF);
- break;
- case SBE_2T3E3_LIU_VAL_LOOPBACK_DIGITAL:
- exar7300_receive_equalization_onoff(sc, SBE_2T3E3_ON);
- break;
- }
-#endif
}

void exar7300_set_frame_type(struct channel *sc, u32 type)
diff --git a/drivers/staging/sbe-2t3e3/intr.c b/drivers/staging/sbe-2t3e3/intr.c
index 1336aab..efdeb75 100644
--- a/drivers/staging/sbe-2t3e3/intr.c
+++ b/drivers/staging/sbe-2t3e3/intr.c
@@ -434,11 +434,6 @@ void exar7250_intr(struct channel *sc)
{
u32 status, old_OOF;

-#if 0
- /* disable interrupts */
- exar7250_write(sc, SBE_2T3E3_FRAMER_REG_BLOCK_INTERRUPT_ENABLE, 0);
-#endif
-
old_OOF = sc->s.OOF;

status = exar7250_read(sc, SBE_2T3E3_FRAMER_REG_BLOCK_INTERRUPT_STATUS);
@@ -479,13 +474,6 @@ void exar7250_intr(struct channel *sc)
dc_start_intr(sc);
}
}
-#if 0
- /* reenable interrupts */
- exar7250_write(sc, SBE_2T3E3_FRAMER_REG_BLOCK_INTERRUPT_ENABLE,
- SBE_2T3E3_FRAMER_VAL_RX_INTERRUPT_ENABLE |
- SBE_2T3E3_FRAMER_VAL_TX_INTERRUPT_ENABLE
- );
-#endif
}

@@ -503,16 +491,8 @@ void exar7250_T3_intr(struct channel *sc, u32 block_status)

result = exar7250_read(sc, SBE_2T3E3_FRAMER_REG_T3_RX_CONFIGURATION_STATUS);

-#if 0
- if (status & SBE_2T3E3_FRAMER_VAL_T3_RX_LOS_INTERRUPT_STATUS) {
- dev_dbg(&sc->pdev->dev,
- "Framer interrupt T3: LOS\n");
- sc->s.LOS = result & SBE_2T3E3_FRAMER_VAL_T3_RX_LOS ? 1 : 0;
-
- }
-#else
cpld_LOS_update(sc);
-#endif
+
if (status & SBE_2T3E3_FRAMER_VAL_T3_RX_OOF_INTERRUPT_STATUS) {
sc->s.OOF = result & SBE_2T3E3_FRAMER_VAL_T3_RX_OOF ? 1 : 0;
dev_dbg(&sc->pdev->dev,
@@ -523,16 +503,6 @@ void exar7250_T3_intr(struct channel *sc, u32 block_status)
exar7250_write(sc, SBE_2T3E3_FRAMER_REG_T3_RX_INTERRUPT_ENABLE,
SBE_2T3E3_FRAMER_VAL_T3_RX_LOS_INTERRUPT_ENABLE |
SBE_2T3E3_FRAMER_VAL_T3_RX_OOF_INTERRUPT_ENABLE);
-#if 0
- SBE_2T3E3_FRAMER_VAL_T3_RX_CP_BIT_ERROR_INTERRUPT_ENABLE |
- SBE_2T3E3_FRAMER_VAL_T3_RX_LOS_INTERRUPT_ENABLE |
- SBE_2T3E3_FRAMER_VAL_T3_RX_AIS_INTERRUPT_ENABLE |
- SBE_2T3E3_FRAMER_VAL_T3_RX_IDLE_INTERRUPT_ENABLE |
- SBE_2T3E3_FRAMER_VAL_T3_RX_FERF_INTERRUPT_ENABLE |
- SBE_2T3E3_FRAMER_VAL_T3_RX_AIC_INTERRUPT_ENABLE |
- SBE_2T3E3_FRAMER_VAL_T3_RX_OOF_INTERRUPT_ENABLE |
- SBE_2T3E3_FRAMER_VAL_T3_RX_P_BIT_INTERRUPT_ENABLE
-#endif
}

status = exar7250_read(sc, SBE_2T3E3_FRAMER_REG_T3_RX_FEAC_INTERRUPT_ENABLE_STATUS);
@@ -540,12 +510,6 @@ void exar7250_T3_intr(struct channel *sc, u32 block_status)
dev_dbg(&sc->pdev->dev,
"Framer interrupt T3 RX (REG[0x17] = %02X)\n",
status);
-#if 0
- exar7250_write(sc, SBE_2T3E3_FRAMER_REG_T3_RX_FEAC_INTERRUPT_ENABLE_STATUS,
- SBE_2T3E3_FRAMER_VAL_T3_RX_FEAC_REMOVE_INTERRUPT_ENABLE |
- SBE_2T3E3_FRAMER_VAL_T3_RX_FEAC_VALID_INTERRUPT_ENABLE
- );
-#endif
}

status = exar7250_read(sc, SBE_2T3E3_FRAMER_REG_T3_RX_LAPD_CONTROL);
@@ -582,15 +546,8 @@ void exar7250_E3_intr(struct channel *sc, u32 block_status)

result = exar7250_read(sc, SBE_2T3E3_FRAMER_REG_E3_RX_CONFIGURATION_STATUS_2);

-#if 0
- if (status & SBE_2T3E3_FRAMER_VAL_E3_RX_LOS_INTERRUPT_STATUS) {
- dev_dbg(&sc->pdev->dev,
- "Framer interrupt E3: LOS\n");
- sc->s.LOS = result & SBE_2T3E3_FRAMER_VAL_E3_RX_LOS ? 1 : 0;
- }
-#else
cpld_LOS_update(sc);
-#endif
+
if (status & SBE_2T3E3_FRAMER_VAL_E3_RX_OOF_INTERRUPT_STATUS) {
sc->s.OOF = result & SBE_2T3E3_FRAMER_VAL_E3_RX_OOF ? 1 : 0;
dev_dbg(&sc->pdev->dev,
@@ -602,13 +559,6 @@ void exar7250_E3_intr(struct channel *sc, u32 block_status)
SBE_2T3E3_FRAMER_VAL_E3_RX_OOF_INTERRUPT_ENABLE |
SBE_2T3E3_FRAMER_VAL_E3_RX_LOS_INTERRUPT_ENABLE
);
-#if 0
- SBE_2T3E3_FRAMER_VAL_E3_RX_COFA_INTERRUPT_ENABLE |
- SBE_2T3E3_FRAMER_VAL_E3_RX_OOF_INTERRUPT_ENABLE |
- SBE_2T3E3_FRAMER_VAL_E3_RX_LOF_INTERRUPT_ENABLE |
- SBE_2T3E3_FRAMER_VAL_E3_RX_LOS_INTERRUPT_ENABLE |
- SBE_2T3E3_FRAMER_VAL_E3_RX_AIS_INTERRUPT_ENABLE
-#endif
}

status = exar7250_read(sc, SBE_2T3E3_FRAMER_REG_E3_RX_INTERRUPT_STATUS_2);
@@ -617,12 +567,6 @@ void exar7250_E3_intr(struct channel *sc, u32 block_status)
"Framer interrupt E3 RX (REG[0x15] = %02X)\n",
status);

-#if 0
- exar7250_write(sc, SBE_2T3E3_FRAMER_REG_E3_RX_INTERRUPT_ENABLE_2,
- SBE_2T3E3_FRAMER_VAL_E3_RX_FEBE_INTERRUPT_ENABLE |
- SBE_2T3E3_FRAMER_VAL_E3_RX_FERF_INTERRUPT_ENABLE |
- SBE_2T3E3_FRAMER_VAL_E3_RX_FRAMING_BYTE_ERROR_INTERRUPT_ENABLE);
-#endif
}

}
diff --git a/drivers/staging/sbe-2t3e3/io.c b/drivers/staging/sbe-2t3e3/io.c
index d2391cb..c9947b1 100644
--- a/drivers/staging/sbe-2t3e3/io.c
+++ b/drivers/staging/sbe-2t3e3/io.c
@@ -199,15 +199,6 @@ u32 exar7250_read(struct channel *channel, u32 reg)
u32 result;
unsigned long flags;

-#if 0
- switch (reg) {
- case SBE_2T3E3_FRAMER_REG_OPERATING_MODE:
- return channel->framer_regs[reg];
- break;
- default:
- }
-#endif
-
spin_lock_irqsave(&channel->card->bootrom_lock, flags);

result = bootrom_read(channel, cpld_reg_map[SBE_2T3E3_CPLD_REG_FRAMER_BASE_ADDRESS]
@@ -243,18 +234,6 @@ u32 exar7300_read(struct channel *channel, u32 reg)
unsigned long addr = channel->card->bootrom_addr, flags;
u32 i, val;

-#if 0
- switch (reg) {
- case SBE_2T3E3_LIU_REG_REG1:
- case SBE_2T3E3_LIU_REG_REG2:
- case SBE_2T3E3_LIU_REG_REG3:
- case SBE_2T3E3_LIU_REG_REG4:
- return channel->liu_regs[reg];
- break;
- default:
- }
-#endif
-
/* select correct Serial Chip */

spin_lock_irqsave(&channel->card->bootrom_lock, flags);
--
1.7.10.4