[PATCH] staging: media: av7110: replace C++ comments with C style comments in sp8870.c
From: Tomasz Unger
Date: Fri Mar 13 2026 - 12:22:11 EST
Signed-off-by: Tomasz Unger <tomasz.unger@xxxxxxxx>
---
drivers/staging/media/av7110/sp8870.c | 52 +++++++++++++++++------------------
1 file changed, 26 insertions(+), 26 deletions(-)
diff --git a/drivers/staging/media/av7110/sp8870.c b/drivers/staging/media/av7110/sp8870.c
index 29fb4934c039..47a1eb22ef49 100644
--- a/drivers/staging/media/av7110/sp8870.c
+++ b/drivers/staging/media/av7110/sp8870.c
@@ -109,21 +109,21 @@ static int sp8870_firmware_upload(struct sp8870_state *state, const struct firmw
if (fw->size < SP8870_FIRMWARE_SIZE + SP8870_FIRMWARE_OFFSET)
return -EINVAL;
- // system controller stop
+ /* system controller stop */
sp8870_writereg(state, 0x0F00, 0x0000);
- // instruction RAM register hiword
+ /* instruction RAM register hiword */
sp8870_writereg(state, 0x8F08, ((SP8870_FIRMWARE_SIZE / 2) & 0xFFFF));
- // instruction RAM MWR
+ /* instruction RAM MWR */
sp8870_writereg(state, 0x8F0A, ((SP8870_FIRMWARE_SIZE / 2) >> 16));
- // do firmware upload
+ /* do firmware upload */
fw_pos = SP8870_FIRMWARE_OFFSET;
while (fw_pos < SP8870_FIRMWARE_SIZE + SP8870_FIRMWARE_OFFSET) {
tx_len = (fw_pos <= SP8870_FIRMWARE_SIZE + SP8870_FIRMWARE_OFFSET - 252) ? 252 :
SP8870_FIRMWARE_SIZE + SP8870_FIRMWARE_OFFSET - fw_pos;
- // write register 0xCF0A
+ /* write register 0xCF0A */
tx_buf[0] = 0xCF;
tx_buf[1] = 0x0A;
memcpy(&tx_buf[2], fw_buf + fw_pos, tx_len);
@@ -149,7 +149,7 @@ static void sp8870_microcontroller_stop(struct sp8870_state *state)
sp8870_writereg(state, 0x0F08, 0x000);
sp8870_writereg(state, 0x0F09, 0x000);
- // microcontroller STOP
+ /* microcontroller STOP */
sp8870_writereg(state, 0x0F00, 0x000);
}
@@ -158,10 +158,10 @@ static void sp8870_microcontroller_start(struct sp8870_state *state)
sp8870_writereg(state, 0x0F08, 0x000);
sp8870_writereg(state, 0x0F09, 0x000);
- // microcontroller START
+ /* microcontroller START */
sp8870_writereg(state, 0x0F00, 0x001);
- // not documented but if we don't read 0x0D01 out here
- // we don't get a correct data valid signal
+ /* not documented but if we don't read 0x0D01 out here */
+ /* we don't get a correct data valid signal */
sp8870_readreg(state, 0x0D01);
}
@@ -243,7 +243,7 @@ static int configure_reg0xc05(struct dtv_frontend_properties *p, u16 *reg0xc05)
static int sp8870_wake_up(struct sp8870_state *state)
{
- // enable TS output and interface pins
+ /* enable TS output and interface pins */
return sp8870_writereg(state, 0xC18, 0x00D);
}
@@ -258,29 +258,29 @@ static int sp8870_set_frontend_parameters(struct dvb_frontend *fe)
if (err)
return err;
- // system controller stop
+ /* system controller stop */
sp8870_microcontroller_stop(state);
- // set tuner parameters
+ /* set tuner parameters */
if (fe->ops.tuner_ops.set_params) {
fe->ops.tuner_ops.set_params(fe);
if (fe->ops.i2c_gate_ctrl)
fe->ops.i2c_gate_ctrl(fe, 0);
}
- // sample rate correction bit [23..17]
+ /* sample rate correction bit [23..17] */
sp8870_writereg(state, 0x0319, 0x000A);
- // sample rate correction bit [16..0]
+ /* sample rate correction bit [16..0] */
sp8870_writereg(state, 0x031A, 0x0AAB);
- // integer carrier offset
+ /* integer carrier offset */
sp8870_writereg(state, 0x0309, 0x0400);
- // fractional carrier offset
+ /* fractional carrier offset */
sp8870_writereg(state, 0x030A, 0x0000);
- // filter for 6/7/8 Mhz channel
+ /* filter for 6/7/8 Mhz channel */
if (p->bandwidth_hz == 6000000)
sp8870_writereg(state, 0x0311, 0x0002);
else if (p->bandwidth_hz == 7000000)
@@ -288,7 +288,7 @@ static int sp8870_set_frontend_parameters(struct dvb_frontend *fe)
else
sp8870_writereg(state, 0x0311, 0x0000);
- // scan order: 2k first = 0x0000, 8k first = 0x0001
+ /* scan order: 2k first = 0x0000, 8k first = 0x0001 */
if (p->transmission_mode == TRANSMISSION_MODE_2K)
sp8870_writereg(state, 0x0338, 0x0000);
else
@@ -296,12 +296,12 @@ static int sp8870_set_frontend_parameters(struct dvb_frontend *fe)
sp8870_writereg(state, 0xc05, reg0xc05);
- // read status reg in order to clear pending irqs
+ /* read status reg in order to clear pending irqs */
err = sp8870_readreg(state, 0x200);
if (err < 0)
return err;
- // system controller start
+ /* system controller start */
sp8870_microcontroller_start(state);
return 0;
@@ -337,16 +337,16 @@ static int sp8870_init(struct dvb_frontend *fe)
/* enable TS output and interface pins */
sp8870_writereg(state, 0xc18, 0x00d);
- // system controller stop
+ /* system controller stop */
sp8870_microcontroller_stop(state);
- // ADC mode
+ /* ADC mode */
sp8870_writereg(state, 0x0301, 0x0003);
- // Reed Solomon parity bytes passed to output
+ /* Reed Solomon parity bytes passed to output */
sp8870_writereg(state, 0x0C13, 0x0001);
- // MPEG clock is suppressed if no valid data
+ /* MPEG clock is suppressed if no valid data */
sp8870_writereg(state, 0x0C14, 0x0001);
/* bit 0x010: enable data valid signal */
@@ -490,7 +490,7 @@ static int sp8870_set_frontend(struct dvb_frontend *fe)
return err;
for (check_count = 0; check_count < MAXCHECKS; check_count++) {
-// valid = ((sp8870_readreg(i2c, 0x0200) & 4) == 0);
+ /* valid = ((sp8870_readreg(i2c, 0x0200) & 4) == 0); */
valid = sp8870_read_data_valid_signal(state);
if (valid) {
dprintk("delay = %i usec\n", check_count * 10);
@@ -526,7 +526,7 @@ static int sp8870_sleep(struct dvb_frontend *fe)
{
struct sp8870_state *state = fe->demodulator_priv;
- // tristate TS output and disable interface pins
+ /* tristate TS output and disable interface pins */
return sp8870_writereg(state, 0xC18, 0x000);
}
---
base-commit: 0257f64bdac7fdca30fa3cae0df8b9ecbec7733a
change-id: 20260313-sp8870-cleanup-c6552094e4c9
Best regards,
--
Tomasz Unger <tomasz.unger@xxxxxxxx>