X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=arch%2Farm%2Fmach-s3c2410%2Fs3c2440-irq.c;h=1ba19b27ab0560c18bde1709aad224de3d47fc0a;hb=97bf2856c6014879bd04983a3e9dfcdac1e7fe85;hp=278d0044c85d7c3315e46363094c3c125bb85dfe;hpb=76828883507a47dae78837ab5dec5a5b4513c667;p=linux-2.6.git

diff --git a/arch/arm/mach-s3c2410/s3c2440-irq.c b/arch/arm/mach-s3c2410/s3c2440-irq.c
index 278d0044c..1ba19b27a 100644
--- a/arch/arm/mach-s3c2410/s3c2440-irq.c
+++ b/arch/arm/mach-s3c2410/s3c2440-irq.c
@@ -17,9 +17,6 @@
  * along with this program; if not, write to the Free Software
  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  *
- * Changelog:
- *	25-Jul-2005 BJD		Split from irq.c
- *
 */
 
 #include <linux/init.h>
@@ -45,11 +42,10 @@
 /* WDT/AC97 */
 
 static void s3c_irq_demux_wdtac97(unsigned int irq,
-				  struct irqdesc *desc,
-				  struct pt_regs *regs)
+				  struct irq_desc *desc)
 {
 	unsigned int subsrc, submsk;
-	struct irqdesc *mydesc;
+	struct irq_desc *mydesc;
 
 	/* read the current pending interrupts, and the mask
 	 * for what it is available */
@@ -64,11 +60,11 @@ static void s3c_irq_demux_wdtac97(unsigned int irq,
 	if (subsrc != 0) {
 		if (subsrc & 1) {
 			mydesc = irq_desc + IRQ_S3C2440_WDT;
-			desc_handle_irq(IRQ_S3C2440_WDT, mydesc, regs);
+			desc_handle_irq(IRQ_S3C2440_WDT, mydesc);
 		}
 		if (subsrc & 2) {
 			mydesc = irq_desc + IRQ_S3C2440_AC97;
-			desc_handle_irq(IRQ_S3C2440_AC97, mydesc, regs);
+			desc_handle_irq(IRQ_S3C2440_AC97, mydesc);
 		}
 	}
 }
@@ -94,100 +90,27 @@ s3c_irq_wdtac97_ack(unsigned int irqno)
 	s3c_irqsub_maskack(irqno, INTMSK_WDT, 3<<13);
 }
 
-static struct irqchip s3c_irq_wdtac97 = {
+static struct irq_chip s3c_irq_wdtac97 = {
 	.mask	    = s3c_irq_wdtac97_mask,
 	.unmask	    = s3c_irq_wdtac97_unmask,
 	.ack	    = s3c_irq_wdtac97_ack,
 };
 
-/* camera irq */
-
-static void s3c_irq_demux_cam(unsigned int irq,
-			      struct irqdesc *desc,
-			      struct pt_regs *regs)
-{
-	unsigned int subsrc, submsk;
-	struct irqdesc *mydesc;
-
-	/* read the current pending interrupts, and the mask
-	 * for what it is available */
-
-	subsrc = __raw_readl(S3C2410_SUBSRCPND);
-	submsk = __raw_readl(S3C2410_INTSUBMSK);
-
-	subsrc &= ~submsk;
-	subsrc >>= 11;
-	subsrc &= 3;
-
-	if (subsrc != 0) {
-		if (subsrc & 1) {
-			mydesc = irq_desc + IRQ_S3C2440_CAM_C;
-			desc_handle_irq(IRQ_S3C2440_CAM_C, mydesc, regs);
-		}
-		if (subsrc & 2) {
-			mydesc = irq_desc + IRQ_S3C2440_CAM_P;
-			desc_handle_irq(IRQ_S3C2440_CAM_P, mydesc, regs);
-		}
-	}
-}
-
-#define INTMSK_CAM (1UL << (IRQ_CAM - IRQ_EINT0))
-
-static void
-s3c_irq_cam_mask(unsigned int irqno)
-{
-	s3c_irqsub_mask(irqno, INTMSK_CAM, 3<<11);
-}
-
-static void
-s3c_irq_cam_unmask(unsigned int irqno)
-{
-	s3c_irqsub_unmask(irqno, INTMSK_CAM);
-}
-
-static void
-s3c_irq_cam_ack(unsigned int irqno)
-{
-	s3c_irqsub_maskack(irqno, INTMSK_CAM, 3<<11);
-}
-
-static struct irqchip s3c_irq_cam = {
-	.mask	    = s3c_irq_cam_mask,
-	.unmask	    = s3c_irq_cam_unmask,
-	.ack	    = s3c_irq_cam_ack,
-};
-
 static int s3c2440_irq_add(struct sys_device *sysdev)
 {
 	unsigned int irqno;
 
 	printk("S3C2440: IRQ Support\n");
 
-	set_irq_chip(IRQ_NFCON, &s3c_irq_level_chip);
-	set_irq_handler(IRQ_NFCON, do_level_IRQ);
-	set_irq_flags(IRQ_NFCON, IRQF_VALID);
-
 	/* add new chained handler for wdt, ac7 */
 
 	set_irq_chip(IRQ_WDT, &s3c_irq_level_chip);
-	set_irq_handler(IRQ_WDT, do_level_IRQ);
+	set_irq_handler(IRQ_WDT, handle_level_irq);
 	set_irq_chained_handler(IRQ_WDT, s3c_irq_demux_wdtac97);
 
 	for (irqno = IRQ_S3C2440_WDT; irqno <= IRQ_S3C2440_AC97; irqno++) {
 		set_irq_chip(irqno, &s3c_irq_wdtac97);
-		set_irq_handler(irqno, do_level_IRQ);
-		set_irq_flags(irqno, IRQF_VALID);
-	}
-
-	/* add chained handler for camera */
-
-	set_irq_chip(IRQ_CAM, &s3c_irq_level_chip);
-	set_irq_handler(IRQ_CAM, do_level_IRQ);
-	set_irq_chained_handler(IRQ_CAM, s3c_irq_demux_cam);
-
-	for (irqno = IRQ_S3C2440_CAM_C; irqno <= IRQ_S3C2440_CAM_P; irqno++) {
-		set_irq_chip(irqno, &s3c_irq_cam);
-		set_irq_handler(irqno, do_level_IRQ);
+		set_irq_handler(irqno, handle_level_irq);
 		set_irq_flags(irqno, IRQF_VALID);
 	}
 
@@ -195,13 +118,13 @@ static int s3c2440_irq_add(struct sys_device *sysdev)
 }
 
 static struct sysdev_driver s3c2440_irq_driver = {
-	.add	= s3c2440_irq_add,
+	.add		= s3c2440_irq_add,
 };
 
-static int s3c24xx_irq_driver(void)
+static int s3c2440_irq_init(void)
 {
 	return sysdev_driver_register(&s3c2440_sysclass, &s3c2440_irq_driver);
 }
 
-arch_initcall(s3c24xx_irq_driver);
+arch_initcall(s3c2440_irq_init);