From aafcf998c333a2a29e12093437eef32a60a8018d Mon Sep 17 00:00:00 2001 From: Alan Cox Date: Sun, 5 Oct 2008 17:35:41 +0100 Subject: pcmcia: IRQ_TYPE_EXCLUSIVE is long obsoleted Switch more drivers to dynamic sharing after checking their IRQ handlers use dev_id and are robust Signed-off-by: Alan Cox Acked-by: Marcel Holtmann Signed-off-by: Dominik Brodowski --- drivers/bluetooth/bluecard_cs.c | 2 +- drivers/bluetooth/bt3c_cs.c | 6 ++++-- drivers/bluetooth/btuart_cs.c | 6 ++++-- drivers/bluetooth/dtl1_cs.c | 7 +++++-- drivers/char/pcmcia/synclink_cs.c | 2 +- drivers/parport/parport_cs.c | 2 +- 6 files changed, 16 insertions(+), 9 deletions(-) diff --git a/drivers/bluetooth/bluecard_cs.c b/drivers/bluetooth/bluecard_cs.c index e6ee21d99d9..b0e569ba730 100644 --- a/drivers/bluetooth/bluecard_cs.c +++ b/drivers/bluetooth/bluecard_cs.c @@ -867,7 +867,7 @@ static int bluecard_probe(struct pcmcia_device *link) link->io.Attributes1 = IO_DATA_PATH_WIDTH_8; link->io.NumPorts1 = 8; - link->irq.Attributes = IRQ_TYPE_EXCLUSIVE | IRQ_HANDLE_PRESENT; + link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING | IRQ_HANDLE_PRESENT; link->irq.IRQInfo1 = IRQ_LEVEL_ID; link->irq.Handler = bluecard_interrupt; diff --git a/drivers/bluetooth/bt3c_cs.c b/drivers/bluetooth/bt3c_cs.c index 2cbe70b6647..b3e4d07a4ac 100644 --- a/drivers/bluetooth/bt3c_cs.c +++ b/drivers/bluetooth/bt3c_cs.c @@ -343,6 +343,7 @@ static irqreturn_t bt3c_interrupt(int irq, void *dev_inst) bt3c_info_t *info = dev_inst; unsigned int iobase; int iir; + irqreturn_t r = IRQ_NONE; BUG_ON(!info->hdev); @@ -374,11 +375,12 @@ static irqreturn_t bt3c_interrupt(int irq, void *dev_inst) outb(iir, iobase + CONTROL); } + r = IRQ_HANDLED; } spin_unlock(&(info->lock)); - return IRQ_HANDLED; + return r; } @@ -657,7 +659,7 @@ static int bt3c_probe(struct pcmcia_device *link) link->io.Attributes1 = IO_DATA_PATH_WIDTH_8; link->io.NumPorts1 = 8; - link->irq.Attributes = IRQ_TYPE_EXCLUSIVE | IRQ_HANDLE_PRESENT; + link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING | IRQ_HANDLE_PRESENT; link->irq.IRQInfo1 = IRQ_LEVEL_ID; link->irq.Handler = bt3c_interrupt; diff --git a/drivers/bluetooth/btuart_cs.c b/drivers/bluetooth/btuart_cs.c index 8e556b7ff9f..efd689a062e 100644 --- a/drivers/bluetooth/btuart_cs.c +++ b/drivers/bluetooth/btuart_cs.c @@ -293,6 +293,7 @@ static irqreturn_t btuart_interrupt(int irq, void *dev_inst) unsigned int iobase; int boguscount = 0; int iir, lsr; + irqreturn_t r = IRQ_NONE; BUG_ON(!info->hdev); @@ -302,6 +303,7 @@ static irqreturn_t btuart_interrupt(int irq, void *dev_inst) iir = inb(iobase + UART_IIR) & UART_IIR_ID; while (iir) { + r = IRQ_HANDLED; /* Clear interrupt */ lsr = inb(iobase + UART_LSR); @@ -335,7 +337,7 @@ static irqreturn_t btuart_interrupt(int irq, void *dev_inst) spin_unlock(&(info->lock)); - return IRQ_HANDLED; + return r; } @@ -586,7 +588,7 @@ static int btuart_probe(struct pcmcia_device *link) link->io.Attributes1 = IO_DATA_PATH_WIDTH_8; link->io.NumPorts1 = 8; - link->irq.Attributes = IRQ_TYPE_EXCLUSIVE | IRQ_HANDLE_PRESENT; + link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING | IRQ_HANDLE_PRESENT; link->irq.IRQInfo1 = IRQ_LEVEL_ID; link->irq.Handler = btuart_interrupt; diff --git a/drivers/bluetooth/dtl1_cs.c b/drivers/bluetooth/dtl1_cs.c index e6e6b037695..901bdd95655 100644 --- a/drivers/bluetooth/dtl1_cs.c +++ b/drivers/bluetooth/dtl1_cs.c @@ -297,6 +297,7 @@ static irqreturn_t dtl1_interrupt(int irq, void *dev_inst) unsigned char msr; int boguscount = 0; int iir, lsr; + irqreturn_t r = IRQ_NONE; BUG_ON(!info->hdev); @@ -307,6 +308,7 @@ static irqreturn_t dtl1_interrupt(int irq, void *dev_inst) iir = inb(iobase + UART_IIR) & UART_IIR_ID; while (iir) { + r = IRQ_HANDLED; /* Clear interrupt */ lsr = inb(iobase + UART_LSR); @@ -343,11 +345,12 @@ static irqreturn_t dtl1_interrupt(int irq, void *dev_inst) info->ri_latch = msr & UART_MSR_RI; clear_bit(XMIT_WAITING, &(info->tx_state)); dtl1_write_wakeup(info); + r = IRQ_HANDLED; } spin_unlock(&(info->lock)); - return IRQ_HANDLED; + return r; } @@ -568,7 +571,7 @@ static int dtl1_probe(struct pcmcia_device *link) link->io.Attributes1 = IO_DATA_PATH_WIDTH_8; link->io.NumPorts1 = 8; - link->irq.Attributes = IRQ_TYPE_EXCLUSIVE | IRQ_HANDLE_PRESENT; + link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING | IRQ_HANDLE_PRESENT; link->irq.IRQInfo1 = IRQ_LEVEL_ID; link->irq.Handler = dtl1_interrupt; diff --git a/drivers/char/pcmcia/synclink_cs.c b/drivers/char/pcmcia/synclink_cs.c index 9a626e50b79..4d64a02612a 100644 --- a/drivers/char/pcmcia/synclink_cs.c +++ b/drivers/char/pcmcia/synclink_cs.c @@ -554,7 +554,7 @@ static int mgslpc_probe(struct pcmcia_device *link) /* Initialize the struct pcmcia_device structure */ /* Interrupt setup */ - link->irq.Attributes = IRQ_TYPE_EXCLUSIVE; + link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING; link->irq.IRQInfo1 = IRQ_LEVEL_ID; link->irq.Handler = NULL; diff --git a/drivers/parport/parport_cs.c b/drivers/parport/parport_cs.c index b1899e9c1f6..0cd5fbc7f2c 100644 --- a/drivers/parport/parport_cs.c +++ b/drivers/parport/parport_cs.c @@ -112,7 +112,7 @@ static int parport_probe(struct pcmcia_device *link) link->io.Attributes1 = IO_DATA_PATH_WIDTH_8; link->io.Attributes2 = IO_DATA_PATH_WIDTH_8; - link->irq.Attributes = IRQ_TYPE_EXCLUSIVE; + link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING; link->irq.IRQInfo1 = IRQ_LEVEL_ID; link->conf.Attributes = CONF_ENABLE_IRQ; link->conf.IntType = INT_MEMORY_AND_IO; -- cgit v1.2.3 From 7bbfd39bb9a5623cb8e0bcc54aee9b43d9ee97b9 Mon Sep 17 00:00:00 2001 From: Alan Cox Date: Sun, 5 Oct 2008 17:35:59 +0100 Subject: pcmcia: Whine harder about use of EXCLUSIVE The exclusive IRQ line support is a legacy and any remaining drivers that cannot share interrupts need tidying up so whine harder about them. Signed-off-by: Alan Cox Signed-off-by: Dominik Brodowski --- drivers/pcmcia/pcmcia_resource.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/pcmcia/pcmcia_resource.c b/drivers/pcmcia/pcmcia_resource.c index afea2b2558b..76d4a98f095 100644 --- a/drivers/pcmcia/pcmcia_resource.c +++ b/drivers/pcmcia/pcmcia_resource.c @@ -693,8 +693,9 @@ int pcmcia_request_irq(struct pcmcia_device *p_dev, irq_req_t *req) type = 0; if (s->functions > 1) /* All of this ought to be handled higher up */ type = IRQF_SHARED; - if (req->Attributes & IRQ_TYPE_DYNAMIC_SHARING) + else if (req->Attributes & IRQ_TYPE_DYNAMIC_SHARING) type = IRQF_SHARED; + else printk(KERN_WARNING "pcmcia: Driver needs updating to support IRQ sharing.\n"); #ifdef CONFIG_PCMCIA_PROBE -- cgit v1.2.3 From 5cb02ff3489d710c73b4a21bb804feedeacce116 Mon Sep 17 00:00:00 2001 From: Alan Cox Date: Sun, 5 Oct 2008 17:39:16 +0100 Subject: fdomain_cs: Sort out modules with duplicate description The PCMCIA one provides its own description so in PCMCIA mode we should use that. Signed-off-by: Alan Cox Signed-off-by: Dominik Brodowski --- drivers/scsi/fdomain.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/scsi/fdomain.c b/drivers/scsi/fdomain.c index c33bcb284df..56f4e6bffc2 100644 --- a/drivers/scsi/fdomain.c +++ b/drivers/scsi/fdomain.c @@ -290,9 +290,11 @@ #include #include "fdomain.h" +#ifndef PCMCIA MODULE_AUTHOR("Rickard E. Faith"); MODULE_DESCRIPTION("Future domain SCSI driver"); MODULE_LICENSE("GPL"); +#endif #define VERSION "$Revision: 5.51 $" -- cgit v1.2.3