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path: root/drivers/mmc/host/wbsd.c
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Diffstat (limited to 'drivers/mmc/host/wbsd.c')
-rw-r--r--drivers/mmc/host/wbsd.c59
1 files changed, 29 insertions, 30 deletions
diff --git a/drivers/mmc/host/wbsd.c b/drivers/mmc/host/wbsd.c
index be624a0..adda379 100644
--- a/drivers/mmc/host/wbsd.c
+++ b/drivers/mmc/host/wbsd.c
@@ -68,16 +68,16 @@ static const int unlock_codes[] = { 0x83, 0x87 };
static const int valid_ids[] = {
0x7112,
- };
+};
#ifdef CONFIG_PNP
-static unsigned int nopnp = 0;
+static unsigned int param_nopnp = 0;
#else
-static const unsigned int nopnp = 1;
+static const unsigned int param_nopnp = 1;
#endif
-static unsigned int io = 0x248;
-static unsigned int irq = 6;
-static int dma = 2;
+static unsigned int param_io = 0x248;
+static unsigned int param_irq = 6;
+static int param_dma = 2;
/*
* Basic functions
@@ -939,7 +939,7 @@ static int wbsd_get_ro(struct mmc_host *mmc)
spin_unlock_bh(&host->lock);
- return csr & WBSD_WRPT;
+ return !!(csr & WBSD_WRPT);
}
static const struct mmc_host_ops wbsd_ops = {
@@ -1219,7 +1219,7 @@ static int __devinit wbsd_alloc_mmc(struct device *dev)
mmc->f_min = 375000;
mmc->f_max = 24000000;
mmc->ocr_avail = MMC_VDD_32_33 | MMC_VDD_33_34;
- mmc->caps = MMC_CAP_4_BIT_DATA | MMC_CAP_MULTIWRITE;
+ mmc->caps = MMC_CAP_4_BIT_DATA;
spin_lock_init(&host->lock);
@@ -1420,7 +1420,7 @@ kfree:
dma_unmap_single(mmc_dev(host->mmc), host->dma_addr,
WBSD_DMA_SIZE, DMA_BIDIRECTIONAL);
- host->dma_addr = (dma_addr_t)NULL;
+ host->dma_addr = 0;
kfree(host->dma_buffer);
host->dma_buffer = NULL;
@@ -1445,7 +1445,7 @@ static void wbsd_release_dma(struct wbsd_host *host)
host->dma = -1;
host->dma_buffer = NULL;
- host->dma_addr = (dma_addr_t)NULL;
+ host->dma_addr = 0;
}
/*
@@ -1457,17 +1457,7 @@ static int __devinit wbsd_request_irq(struct wbsd_host *host, int irq)
int ret;
/*
- * Allocate interrupt.
- */
-
- ret = request_irq(irq, wbsd_irq, IRQF_SHARED, DRIVER_NAME, host);
- if (ret)
- return ret;
-
- host->irq = irq;
-
- /*
- * Set up tasklets.
+ * Set up tasklets. Must be done before requesting interrupt.
*/
tasklet_init(&host->card_tasklet, wbsd_tasklet_card,
(unsigned long)host);
@@ -1480,6 +1470,15 @@ static int __devinit wbsd_request_irq(struct wbsd_host *host, int irq)
tasklet_init(&host->finish_tasklet, wbsd_tasklet_finish,
(unsigned long)host);
+ /*
+ * Allocate interrupt.
+ */
+ ret = request_irq(irq, wbsd_irq, IRQF_SHARED, DRIVER_NAME, host);
+ if (ret)
+ return ret;
+
+ host->irq = irq;
+
return 0;
}
@@ -1766,7 +1765,7 @@ static void __devexit wbsd_shutdown(struct device *dev, int pnp)
static int __devinit wbsd_probe(struct platform_device *dev)
{
/* Use the module parameters for resources */
- return wbsd_init(&dev->dev, io, irq, dma, 0);
+ return wbsd_init(&dev->dev, param_io, param_irq, param_dma, 0);
}
static int __devexit wbsd_remove(struct platform_device *dev)
@@ -1980,14 +1979,14 @@ static int __init wbsd_drv_init(void)
#ifdef CONFIG_PNP
- if (!nopnp) {
+ if (!param_nopnp) {
result = pnp_register_driver(&wbsd_pnp_driver);
if (result < 0)
return result;
}
#endif /* CONFIG_PNP */
- if (nopnp) {
+ if (param_nopnp) {
result = platform_driver_register(&wbsd_driver);
if (result < 0)
return result;
@@ -2013,12 +2012,12 @@ static void __exit wbsd_drv_exit(void)
{
#ifdef CONFIG_PNP
- if (!nopnp)
+ if (!param_nopnp)
pnp_unregister_driver(&wbsd_pnp_driver);
#endif /* CONFIG_PNP */
- if (nopnp) {
+ if (param_nopnp) {
platform_device_unregister(wbsd_device);
platform_driver_unregister(&wbsd_driver);
@@ -2030,11 +2029,11 @@ static void __exit wbsd_drv_exit(void)
module_init(wbsd_drv_init);
module_exit(wbsd_drv_exit);
#ifdef CONFIG_PNP
-module_param(nopnp, uint, 0444);
+module_param_named(nopnp, param_nopnp, uint, 0444);
#endif
-module_param(io, uint, 0444);
-module_param(irq, uint, 0444);
-module_param(dma, int, 0444);
+module_param_named(io, param_io, uint, 0444);
+module_param_named(irq, param_irq, uint, 0444);
+module_param_named(dma, param_dma, int, 0444);
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Pierre Ossman <drzeus@drzeus.cx>");