PCMCIA: sa1111: wrap soc_pcmcia_socket to contain sa1111 specific data

[mirror_ubuntu-bionic-kernel.git] / drivers / pcmcia / sa1111_generic.c

diff --git a/drivers/pcmcia/sa1111_generic.c b/drivers/pcmcia/sa1111_generic.c
index 4be4e172ffa180aebccd78bd0fa0e241e6b97f74..98c791537cacc48ac67ce3dfec89f82478cb2705 100644 (file)
--- a/drivers/pcmcia/sa1111_generic.c
+++ b/drivers/pcmcia/sa1111_generic.c
@@ -30,9 +30,6 @@ static struct pcmcia_irqs irqs[] = {
 
 int sa1111_pcmcia_hw_init(struct soc_pcmcia_socket *skt)
 {
-       if (skt->irq == NO_IRQ)
-               skt->irq = skt->nr ? IRQ_S1_READY_NINT : IRQ_S0_READY_NINT;
-
        return soc_pcmcia_request_irqs(skt, irqs, ARRAY_SIZE(irqs));
 }
 
@@ -43,8 +40,8 @@ void sa1111_pcmcia_hw_shutdown(struct soc_pcmcia_socket *skt)
 
 void sa1111_pcmcia_socket_state(struct soc_pcmcia_socket *skt, struct pcmcia_state *state)
 {
-       struct sa1111_dev *sadev = SA1111_DEV(skt->dev);
-       unsigned long status = sa1111_readl(sadev->mapbase + SA1111_PCSR);
+       struct sa1111_pcmcia_socket *s = to_skt(skt);
+       unsigned long status = sa1111_readl(s->dev->mapbase + SA1111_PCSR);
 
        switch (skt->nr) {
        case 0:
@@ -71,7 +68,7 @@ void sa1111_pcmcia_socket_state(struct soc_pcmcia_socket *skt, struct pcmcia_sta
 
 int sa1111_pcmcia_configure_socket(struct soc_pcmcia_socket *skt, const socket_state_t *state)
 {
-       struct sa1111_dev *sadev = SA1111_DEV(skt->dev);
+       struct sa1111_pcmcia_socket *s = to_skt(skt);
        unsigned int pccr_skt_mask, pccr_set_mask, val;
        unsigned long flags;
 
@@ -100,10 +97,10 @@ int sa1111_pcmcia_configure_socket(struct soc_pcmcia_socket *skt, const socket_s
                pccr_set_mask |= PCCR_S0_FLT|PCCR_S1_FLT;
 
        local_irq_save(flags);
-       val = sa1111_readl(sadev->mapbase + SA1111_PCCR);
+       val = sa1111_readl(s->dev->mapbase + SA1111_PCCR);
        val &= ~pccr_skt_mask;
        val |= pccr_set_mask & pccr_skt_mask;
-       sa1111_writel(val, sadev->mapbase + SA1111_PCCR);
+       sa1111_writel(val, s->dev->mapbase + SA1111_PCCR);
        local_irq_restore(flags);
 
        return 0;
@@ -119,10 +116,45 @@ void sa1111_pcmcia_socket_suspend(struct soc_pcmcia_socket *skt)
        soc_pcmcia_disable_irqs(skt, irqs, ARRAY_SIZE(irqs));
 }
 
+int sa1111_pcmcia_add(struct sa1111_dev *dev, struct pcmcia_low_level *ops,
+       int (*add)(struct soc_pcmcia_socket *))
+{
+       struct sa1111_pcmcia_socket *s;
+       int i, ret = 0;
+
+       s = kzalloc(sizeof(*s) * ops->nr, GFP_KERNEL);
+       if (!s)
+               return -ENODEV;
+
+       for (i = 0; i < ops->nr; i++) {
+               s = kzalloc(sizeof(*s), GFP_KERNEL);
+               if (!s)
+                       return -ENOMEM;
+
+               s->soc.nr = ops->first + i;
+               s->soc.irq = s->soc.nr ? IRQ_S1_READY_NINT : IRQ_S0_READY_NINT;
+               s->soc.ops = ops;
+               s->soc.socket.owner = ops->owner;
+               s->soc.socket.dev.parent = &dev->dev;
+               s->dev = dev;
+
+               ret = add(&s->soc);
+               if (ret == 0) {
+                       s->next = dev_get_drvdata(&dev->dev);
+                       dev_set_drvdata(&dev->dev, s);
+               } else
+                       kfree(s);
+       }
+
+       return ret;
+}
+
 static int pcmcia_probe(struct sa1111_dev *dev)
 {
        void __iomem *base;
 
+       dev_set_drvdata(&dev->dev, NULL);
+
        if (!request_mem_region(dev->res.start, 512,
                                SA1111_DRIVER_NAME(dev)))
                return -EBUSY;
@@ -152,7 +184,15 @@ static int pcmcia_probe(struct sa1111_dev *dev)
 
 static int __devexit pcmcia_remove(struct sa1111_dev *dev)
 {
-       soc_common_drv_pcmcia_remove(&dev->dev);
+       struct sa1111_pcmcia_socket *next, *s = dev_get_drvdata(&dev->dev);
+
+       dev_set_drvdata(&dev->dev, NULL);
+
+       for (; next = s->next, s; s = next) {
+               soc_pcmcia_remove_one(&s->soc);
+               kfree(s);
+       }
+
        release_mem_region(dev->res.start, 512);
        return 0;
 }