From 4552f0cbd45225f2c1cbadc224505f14f8749569 Mon Sep 17 00:00:00 2001 From: Alex Dubov Date: Thu, 12 Apr 2007 16:59:12 +1000 Subject: tifm: hide details of interrupt processing from socket drivers Instead of passing transformed value of adapter interrupt status to socket drivers, implement two separate callbacks - one for card events and another for dma events. Signed-off-by: Alex Dubov Signed-off-by: Pierre Ossman --- drivers/misc/tifm_7xx1.c | 22 ++++++++++++++-------- 1 file changed, 14 insertions(+), 8 deletions(-) (limited to 'drivers/misc/tifm_7xx1.c') diff --git a/drivers/misc/tifm_7xx1.c b/drivers/misc/tifm_7xx1.c index bc60e2fc3c2..d6652b3301d 100644 --- a/drivers/misc/tifm_7xx1.c +++ b/drivers/misc/tifm_7xx1.c @@ -14,7 +14,13 @@ #include #define DRIVER_NAME "tifm_7xx1" -#define DRIVER_VERSION "0.7" +#define DRIVER_VERSION "0.8" + +#define TIFM_IRQ_ENABLE 0x80000000 +#define TIFM_IRQ_SOCKMASK(x) (x) +#define TIFM_IRQ_CARDMASK(x) ((x) << 8) +#define TIFM_IRQ_FIFOMASK(x) ((x) << 16) +#define TIFM_IRQ_SETALL 0xffffffff static void tifm_7xx1_eject(struct tifm_adapter *fm, struct tifm_dev *sock) { @@ -31,7 +37,7 @@ static irqreturn_t tifm_7xx1_isr(int irq, void *dev_id) struct tifm_adapter *fm = dev_id; struct tifm_dev *sock; unsigned int irq_status; - unsigned int sock_irq_status, cnt; + unsigned int cnt; spin_lock(&fm->lock); irq_status = readl(fm->addr + FM_INTERRUPT_STATUS); @@ -45,12 +51,12 @@ static irqreturn_t tifm_7xx1_isr(int irq, void *dev_id) for (cnt = 0; cnt < fm->num_sockets; cnt++) { sock = fm->sockets[cnt]; - sock_irq_status = (irq_status >> cnt) - & (TIFM_IRQ_FIFOMASK(1) - | TIFM_IRQ_CARDMASK(1)); - - if (sock && sock_irq_status) - sock->signal_irq(sock, sock_irq_status); + if (sock) { + if ((irq_status >> cnt) & TIFM_IRQ_FIFOMASK(1)) + sock->data_event(sock); + if ((irq_status >> cnt) & TIFM_IRQ_CARDMASK(1)) + sock->card_event(sock); + } } fm->socket_change_set |= irq_status -- cgit v1.2.3