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sdhci: handle built-in sdhci with modular leds class 

As reported by Randy Dunlap, having sdhci built-in and LEDs class
as a module resulted in undefined symbols. Change the code to handle
that case properly (by not having LEDs class support in sdhci).

Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
This commit is contained in:
Pierre Ossman 2008-12-21 17:01:48 +01:00
parent ca4f105639
commit f9134319c8
1 changed files with 11 additions and 6 deletions
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17
drivers/mmc/host/sdhci.c
View File

@ -30,6 +30,11 @@
#define DBG(f, x...) \
pr_debug(DRIVER_NAME " [%s()]: " f, __func__,## x)
#if defined(CONFIG_LEDS_CLASS) || (defined(CONFIG_LEDS_CLASS_MODULE) && \
defined(CONFIG_MMC_SDHCI_MODULE))
#define SDHCI_USE_LEDS_CLASS
#endif
static unsigned int debug_quirks = 0;
static void sdhci_prepare_data(struct sdhci_host *, struct mmc_data *);
@ -149,7 +154,7 @@ static void sdhci_deactivate_led(struct sdhci_host *host)
writeb(ctrl, host->ioaddr + SDHCI_HOST_CONTROL);
}
#if defined(CONFIG_LEDS_CLASS) || defined(CONFIG_LEDS_CLASS_MODULE)
#ifdef SDHCI_USE_LEDS_CLASS
static void sdhci_led_control(struct led_classdev *led,
enum led_brightness brightness)
{
@ -994,7 +999,7 @@ static void sdhci_request(struct mmc_host *mmc, struct mmc_request *mrq)
WARN_ON(host->mrq != NULL);
#if defined(CONFIG_LEDS_CLASS) || defined(CONFIG_LEDS_CLASS_MODULE)
#ifndef SDHCI_USE_LEDS_CLASS
sdhci_activate_led(host);
#endif
@ -1201,7 +1206,7 @@ static void sdhci_tasklet_finish(unsigned long param)
host->cmd = NULL;
host->data = NULL;
#if defined(CONFIG_LEDS_CLASS) || defined(CONFIG_LEDS_CLASS_MODULE)
#ifndef SDHCI_USE_LEDS_CLASS
sdhci_deactivate_led(host);
#endif
@ -1717,7 +1722,7 @@ int sdhci_add_host(struct sdhci_host *host)
sdhci_dumpregs(host);
#endif
#if defined(CONFIG_LEDS_CLASS) || defined(CONFIG_LEDS_CLASS_MODULE)
#ifdef SDHCI_USE_LEDS_CLASS
host->led.name = mmc_hostname(mmc);
host->led.brightness = LED_OFF;
host->led.default_trigger = mmc_hostname(mmc);
@ -1739,7 +1744,7 @@ int sdhci_add_host(struct sdhci_host *host)
return 0;
#if defined(CONFIG_LEDS_CLASS) || defined(CONFIG_LEDS_CLASS_MODULE)
#ifdef SDHCI_USE_LEDS_CLASS
reset:
sdhci_reset(host, SDHCI_RESET_ALL);
free_irq(host->irq, host);
@ -1775,7 +1780,7 @@ void sdhci_remove_host(struct sdhci_host *host, int dead)
mmc_remove_host(host->mmc);
#if defined(CONFIG_LEDS_CLASS) || defined(CONFIG_LEDS_CLASS_MODULE)
#ifdef SDHCI_USE_LEDS_CLASS
led_classdev_unregister(&host->led);
#endif