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[media] cxd2820r: use static GPIO config when GPIOLIB is undefined

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It is fallback condition as GPIOLIB seems to be disabled by default.
Better solution is needed, maybe GPIOLIB could be enabled by default?

Signed-off-by: Antti Palosaari <crope@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Antti Palosaari 2012-08-16 21:07:23 -03:00 committed by Mauro Carvalho Chehab
parent 13a5336e88
commit a36a66d7aa
2 changed files with 23 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

29
drivers/media/dvb-frontends/cxd2820r_core.c
View File

@ -567,7 +567,7 @@ static int cxd2820r_get_frontend_algo(struct dvb_frontend *fe)
static void cxd2820r_release(struct dvb_frontend *fe)
{
struct cxd2820r_priv *priv = fe->demodulator_priv;
int ret;
int uninitialized_var(ret); /* silence compiler warning */
dev_dbg(&priv->i2c->dev, "%s\n", __func__);
@ -688,9 +688,9 @@ struct dvb_frontend *cxd2820r_attach(const struct cxd2820r_config *cfg,
{
struct cxd2820r_priv *priv;
int ret;
u8 tmp;
u8 tmp, gpio[GPIO_COUNT];
priv = kzalloc(sizeof (struct cxd2820r_priv), GFP_KERNEL);
priv = kzalloc(sizeof(struct cxd2820r_priv), GFP_KERNEL);
if (!priv) {
ret = -ENOMEM;
dev_err(&i2c->dev, "%s: kzalloc() failed\n",
@ -699,7 +699,9 @@ struct dvb_frontend *cxd2820r_attach(const struct cxd2820r_config *cfg,
}
priv->i2c = i2c;
memcpy(&priv->cfg, cfg, sizeof (struct cxd2820r_config));
memcpy(&priv->cfg, cfg, sizeof(struct cxd2820r_config));
memcpy(&priv->fe.ops, &cxd2820r_ops, sizeof(struct dvb_frontend_ops));
priv->fe.demodulator_priv = priv;
priv->bank[0] = priv->bank[1] = 0xff;
ret = cxd2820r_rd_reg(priv, 0x000fd, &tmp);
@ -707,9 +709,9 @@ struct dvb_frontend *cxd2820r_attach(const struct cxd2820r_config *cfg,
if (ret || tmp != 0xe1)
goto error;
#ifdef CONFIG_GPIOLIB
/* add GPIOs */
if (gpio_chip_base) {
#ifdef CONFIG_GPIOLIB
/* add GPIOs */
priv->gpio_chip.label = KBUILD_MODNAME;
priv->gpio_chip.dev = &priv->i2c->dev;
priv->gpio_chip.owner = THIS_MODULE;
@ -728,11 +730,20 @@ struct dvb_frontend *cxd2820r_attach(const struct cxd2820r_config *cfg,
priv->gpio_chip.base);
*gpio_chip_base = priv->gpio_chip.base;
}
#else
/*
* Use static GPIO configuration if GPIOLIB is undefined.
* This is fallback condition.
*/
gpio[0] = (*gpio_chip_base >> 0) & 0x07;
gpio[1] = (*gpio_chip_base >> 3) & 0x07;
gpio[2] = 0;
ret = cxd2820r_gpio(&priv->fe, gpio);
if (ret)
goto error;
#endif
}
memcpy(&priv->fe.ops, &cxd2820r_ops, sizeof (struct dvb_frontend_ops));
priv->fe.demodulator_priv = priv;
return &priv->fe;
error:
dev_dbg(&i2c->dev, "%s: failed=%d\n", __func__, ret);

3
drivers/media/usb/em28xx/em28xx-dvb.c
View File

@ -983,6 +983,9 @@ static int em28xx_dvb_init(struct em28xx *dev)
&dev->i2c_adap, &kworld_a340_config);
break;
case EM28174_BOARD_PCTV_290E:
/* set default GPIO0 for LNA, used if GPIOLIB is undefined */
dvb->lna_gpio = CXD2820R_GPIO_E | CXD2820R_GPIO_O |
CXD2820R_GPIO_L;
dvb->fe[0] = dvb_attach(cxd2820r_attach,
&em28xx_cxd2820r_config,
&dev->i2c_adap,