---

yaml --- r: 16740 b: refs/heads/master c: a8d3584 h: refs/heads/master v: v3
git-mirror · Jan 3, 2006 · 67844fc · 67844fc
1 parent cd02055
commit 67844fc
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Showing 19 changed files with 4 additions and 123 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: f47fc0ac7ead5ed91a11fcabfad6ee44c17ee934
+refs/heads/master: a8d3584a2df28827094f6338cde1303c467bc1f0
diff --git a/trunk/arch/arm/mach-aaec2000/clock.c b/trunk/arch/arm/mach-aaec2000/clock.c
@@ -58,17 +58,6 @@ void clk_disable(struct clk *clk)
 }
 EXPORT_SYMBOL(clk_disable);
 
-int clk_use(struct clk *clk)
-{
-	return 0;
-}
-EXPORT_SYMBOL(clk_use);
-
-void clk_unuse(struct clk *clk)
-{
-}
-EXPORT_SYMBOL(clk_unuse);
-
 unsigned long clk_get_rate(struct clk *clk)
 {
 	return clk->rate;

diff --git a/trunk/arch/arm/mach-integrator/clock.c b/trunk/arch/arm/mach-integrator/clock.c
@@ -58,17 +58,6 @@ void clk_disable(struct clk *clk)
 }
 EXPORT_SYMBOL(clk_disable);
 
-int clk_use(struct clk *clk)
-{
-	return 0;
-}
-EXPORT_SYMBOL(clk_use);
-
-void clk_unuse(struct clk *clk)
-{
-}
-EXPORT_SYMBOL(clk_unuse);
-
 unsigned long clk_get_rate(struct clk *clk)
 {
 	return clk->rate;

diff --git a/trunk/arch/arm/mach-realview/clock.c b/trunk/arch/arm/mach-realview/clock.c
@@ -57,17 +57,6 @@ void clk_disable(struct clk *clk)
 }
 EXPORT_SYMBOL(clk_disable);
 
-int clk_use(struct clk *clk)
-{
-	return 0;
-}
-EXPORT_SYMBOL(clk_use);
-
-void clk_unuse(struct clk *clk)
-{
-}
-EXPORT_SYMBOL(clk_unuse);
-
 unsigned long clk_get_rate(struct clk *clk)
 {
 	return clk->rate;

diff --git a/trunk/arch/arm/mach-s3c2410/clock.c b/trunk/arch/arm/mach-s3c2410/clock.c
@@ -151,18 +151,6 @@ void clk_disable(struct clk *clk)
 }
 
 
-int clk_use(struct clk *clk)
-{
-	atomic_inc(&clk->used);
-	return 0;
-}
-
-
-void clk_unuse(struct clk *clk)
-{
-	atomic_dec(&clk->used);
-}
-
 unsigned long clk_get_rate(struct clk *clk)
 {
 	if (IS_ERR(clk))
@@ -196,8 +184,6 @@ EXPORT_SYMBOL(clk_get);
 EXPORT_SYMBOL(clk_put);
 EXPORT_SYMBOL(clk_enable);
 EXPORT_SYMBOL(clk_disable);
-EXPORT_SYMBOL(clk_use);
-EXPORT_SYMBOL(clk_unuse);
 EXPORT_SYMBOL(clk_get_rate);
 EXPORT_SYMBOL(clk_round_rate);
 EXPORT_SYMBOL(clk_set_rate);
@@ -370,7 +356,6 @@ static struct clk init_clocks[] = {
 int s3c24xx_register_clock(struct clk *clk)
 {
 	clk->owner = THIS_MODULE;
-	atomic_set(&clk->used, 0);
 
 	if (clk->enable == NULL)
 		clk->enable = clk_null_enable;

diff --git a/trunk/arch/arm/mach-s3c2410/clock.h b/trunk/arch/arm/mach-s3c2410/clock.h
@@ -16,7 +16,6 @@ struct clk {
 	struct clk           *parent;
 	const char           *name;
 	int		      id;
-	atomic_t              used;
 	unsigned long         rate;
 	unsigned long         ctrlbit;
 	int		    (*enable)(struct clk *, int enable);

diff --git a/trunk/arch/arm/mach-s3c2410/time.c b/trunk/arch/arm/mach-s3c2410/time.c
@@ -191,7 +191,6 @@ static void s3c2410_timer_setup (void)
 		if (IS_ERR(clk))
 			panic("failed to get clock for system timer");
 
-		clk_use(clk);
 		clk_enable(clk);
 
 		pclk = clk_get_rate(clk);

diff --git a/trunk/arch/arm/mach-versatile/clock.c b/trunk/arch/arm/mach-versatile/clock.c
@@ -58,17 +58,6 @@ void clk_disable(struct clk *clk)
 }
 EXPORT_SYMBOL(clk_disable);
 
-int clk_use(struct clk *clk)
-{
-	return 0;
-}
-EXPORT_SYMBOL(clk_use);
-
-void clk_unuse(struct clk *clk)
-{
-}
-EXPORT_SYMBOL(clk_unuse);
-
 unsigned long clk_get_rate(struct clk *clk)
 {
 	return clk->rate;

diff --git a/trunk/drivers/char/watchdog/s3c2410_wdt.c b/trunk/drivers/char/watchdog/s3c2410_wdt.c
@@ -397,7 +397,6 @@ static int s3c2410wdt_probe(struct platform_device *pdev)
 		return -ENOENT;
 	}
 
-	clk_use(wdt_clock);
 	clk_enable(wdt_clock);
 
 	/* see if we can actually set the requested timer margin, and if
@@ -444,7 +443,6 @@ static int s3c2410wdt_remove(struct platform_device *dev)
 
 	if (wdt_clock != NULL) {
 		clk_disable(wdt_clock);
-		clk_unuse(wdt_clock);
 		clk_put(wdt_clock);
 		wdt_clock = NULL;
 	}

diff --git a/trunk/drivers/i2c/busses/i2c-s3c2410.c b/trunk/drivers/i2c/busses/i2c-s3c2410.c
@@ -738,7 +738,6 @@ static void s3c24xx_i2c_free(struct s3c24xx_i2c *i2c)
 {
 	if (i2c->clk != NULL && !IS_ERR(i2c->clk)) {
 		clk_disable(i2c->clk);
-		clk_unuse(i2c->clk);
 		clk_put(i2c->clk);
 		i2c->clk = NULL;
 	}
@@ -778,7 +777,6 @@ static int s3c24xx_i2c_probe(struct platform_device *pdev)
 
 	dev_dbg(&pdev->dev, "clock source %p\n", i2c->clk);
 
-	clk_use(i2c->clk);
 	clk_enable(i2c->clk);
 
 	/* map the registers */

diff --git a/trunk/drivers/input/serio/ambakmi.c b/trunk/drivers/input/serio/ambakmi.c
@@ -72,13 +72,9 @@ static int amba_kmi_open(struct serio *io)
 	unsigned int divisor;
 	int ret;
 
-	ret = clk_use(kmi->clk);
-	if (ret)
-		goto out;
-
 	ret = clk_enable(kmi->clk);
 	if (ret)
-		goto clk_unuse;
+		goto out;
 
 	divisor = clk_get_rate(kmi->clk) / 8000000 - 1;
 	writeb(divisor, KMICLKDIV);
@@ -97,8 +93,6 @@ static int amba_kmi_open(struct serio *io)
 
  clk_disable:
 	clk_disable(kmi->clk);
- clk_unuse:
-	clk_unuse(kmi->clk);
  out:
 	return ret;
 }
@@ -111,7 +105,6 @@ static void amba_kmi_close(struct serio *io)
 
 	free_irq(kmi->irq, kmi);
 	clk_disable(kmi->clk);
-	clk_unuse(kmi->clk);
 }
 
 static int amba_kmi_probe(struct amba_device *dev, void *id)

diff --git a/trunk/drivers/mmc/mmci.c b/trunk/drivers/mmc/mmci.c
@@ -479,13 +479,9 @@ static int mmci_probe(struct amba_device *dev, void *id)
 		goto host_free;
 	}
 
-	ret = clk_use(host->clk);
-	if (ret)
-		goto clk_free;
-
 	ret = clk_enable(host->clk);
 	if (ret)
-		goto clk_unuse;
+		goto clk_free;
 
 	host->plat = plat;
 	host->mclk = clk_get_rate(host->clk);
@@ -558,8 +554,6 @@ static int mmci_probe(struct amba_device *dev, void *id)
 	iounmap(host->base);
  clk_disable:
 	clk_disable(host->clk);
- clk_unuse:
-	clk_unuse(host->clk);
  clk_free:
 	clk_put(host->clk);
  host_free:
@@ -594,7 +588,6 @@ static int mmci_remove(struct amba_device *dev)
 
 		iounmap(host->base);
 		clk_disable(host->clk);
-		clk_unuse(host->clk);
 		clk_put(host->clk);
 
 		mmc_free_host(mmc);

diff --git a/trunk/drivers/mtd/nand/s3c2410.c b/trunk/drivers/mtd/nand/s3c2410.c
@@ -460,7 +460,6 @@ static int s3c2410_nand_remove(struct platform_device *pdev)
 
 	if (info->clk != NULL && !IS_ERR(info->clk)) {
 		clk_disable(info->clk);
-		clk_unuse(info->clk);
 		clk_put(info->clk);
 	}
 
@@ -598,7 +597,6 @@ static int s3c24xx_nand_probe(struct platform_device *pdev, int is_s3c2440)
 		goto exit_error;
 	}
 
-	clk_use(info->clk);
 	clk_enable(info->clk);
 
 	/* allocate and map the resource */

diff --git a/trunk/drivers/serial/amba-pl011.c b/trunk/drivers/serial/amba-pl011.c
@@ -761,10 +761,6 @@ static int pl011_probe(struct amba_device *dev, void *id)
 		goto unmap;
 	}
 
-	ret = clk_use(uap->clk);
-	if (ret)
-		goto putclk;
-
 	uap->port.dev = &dev->dev;
 	uap->port.mapbase = dev->res.start;
 	uap->port.membase = base;
@@ -782,8 +778,6 @@ static int pl011_probe(struct amba_device *dev, void *id)
 	if (ret) {
 		amba_set_drvdata(dev, NULL);
 		amba_ports[i] = NULL;
-		clk_unuse(uap->clk);
- putclk:
 		clk_put(uap->clk);
  unmap:
 		iounmap(base);
@@ -808,7 +802,6 @@ static int pl011_remove(struct amba_device *dev)
 			amba_ports[i] = NULL;
 
 	iounmap(uap->port.membase);
-	clk_unuse(uap->clk);
 	clk_put(uap->clk);
 	kfree(uap);
 	return 0;

diff --git a/trunk/drivers/serial/s3c2410.c b/trunk/drivers/serial/s3c2410.c
@@ -782,11 +782,9 @@ static void s3c24xx_serial_set_termios(struct uart_port *port,
 
 		if (ourport->baudclk != NULL && !IS_ERR(ourport->baudclk)) {
 			clk_disable(ourport->baudclk);
-			clk_unuse(ourport->baudclk);
 			ourport->baudclk  = NULL;
 		}
 
-		clk_use(clk);
 		clk_enable(clk);
 
 		ourport->clksrc = clksrc;
@@ -1077,9 +1075,6 @@ static int s3c24xx_serial_init_port(struct s3c24xx_uart_port *ourport,
 
 	ourport->clk	= clk_get(&platdev->dev, "uart");
 
-	if (ourport->clk != NULL && !IS_ERR(ourport->clk))
-		clk_use(ourport->clk);
-
 	dbg("port: map=%08x, mem=%08x, irq=%d, clock=%ld\n",
 	    port->mapbase, port->membase, port->irq, port->uartclk);
 

diff --git a/trunk/drivers/usb/host/ohci-s3c2410.c b/trunk/drivers/usb/host/ohci-s3c2410.c
@@ -363,7 +363,6 @@ int usb_hcd_s3c2410_probe (const struct hc_driver *driver,
 		goto err1;
 	}
 
-	clk_use(clk);
 	s3c2410_start_hc(dev, hcd);
 
 	hcd->regs = ioremap(hcd->rsrc_start, hcd->rsrc_len);
@@ -384,7 +383,6 @@ int usb_hcd_s3c2410_probe (const struct hc_driver *driver,
  err2:
 	s3c2410_stop_hc(dev);
 	iounmap(hcd->regs);
-	clk_unuse(clk);
 	clk_put(clk);
 
  err1:

diff --git a/trunk/drivers/video/amba-clcd.c b/trunk/drivers/video/amba-clcd.c
@@ -346,18 +346,14 @@ static int clcdfb_register(struct clcd_fb *fb)
 		goto out;
 	}
 
-	ret = clk_use(fb->clk);
-	if (ret)
-		goto free_clk;
-
 	fb->fb.fix.mmio_start	= fb->dev->res.start;
 	fb->fb.fix.mmio_len	= SZ_4K;
 
 	fb->regs = ioremap(fb->fb.fix.mmio_start, fb->fb.fix.mmio_len);
 	if (!fb->regs) {
 		printk(KERN_ERR "CLCD: unable to remap registers\n");
 		ret = -ENOMEM;
-		goto unuse_clk;
+		goto free_clk;
 	}
 
 	fb->fb.fbops		= &clcdfb_ops;
@@ -427,8 +423,6 @@ static int clcdfb_register(struct clcd_fb *fb)
 	printk(KERN_ERR "CLCD: cannot register framebuffer (%d)\n", ret);
 
 	iounmap(fb->regs);
- unuse_clk:
-	clk_unuse(fb->clk);
  free_clk:
 	clk_put(fb->clk);
  out:
@@ -489,7 +483,6 @@ static int clcdfb_remove(struct amba_device *dev)
 	clcdfb_disable(fb);
 	unregister_framebuffer(&fb->fb);
 	iounmap(fb->regs);
-	clk_unuse(fb->clk);
 	clk_put(fb->clk);
 
 	fb->board->remove(fb);

diff --git a/trunk/drivers/video/s3c2410fb.c b/trunk/drivers/video/s3c2410fb.c
@@ -746,7 +746,6 @@ int __init s3c2410fb_probe(struct platform_device *pdev)
 		goto release_irq;
 	}
 
-	clk_use(info->clk);
 	clk_enable(info->clk);
 	dprintk("got and enabled clock\n");
 
@@ -783,7 +782,6 @@ int __init s3c2410fb_probe(struct platform_device *pdev)
 	s3c2410fb_unmap_video_memory(info);
 release_clock:
 	clk_disable(info->clk);
-	clk_unuse(info->clk);
 	clk_put(info->clk);
 release_irq:
 	free_irq(irq,info);
@@ -828,7 +826,6 @@ static int s3c2410fb_remove(struct platform_device *pdev)
 
  	if (info->clk) {
  		clk_disable(info->clk);
- 		clk_unuse(info->clk);
  		clk_put(info->clk);
  		info->clk = NULL;
 	}

diff --git a/trunk/include/asm-arm/hardware/clock.h b/trunk/include/asm-arm/hardware/clock.h
@@ -62,20 +62,6 @@ int clk_enable(struct clk *clk);
  */
 void clk_disable(struct clk *clk);
 
-/**
- * clk_use - increment the use count
- * @clk: clock source
- *
- * Returns success (0) or negative errno.
- */
-int clk_use(struct clk *clk);
-
-/**
- * clk_unuse - decrement the use count
- * @clk: clock source
- */
-void clk_unuse(struct clk *clk);
-
 /**
  * clk_get_rate - obtain the current clock rate (in Hz) for a clock source.
  *		  This is only valid once the clock source has been enabled.