Merge branch 'linus' into timers/core

Reason: Further posix_cpu_timer patches depend on mainline changes

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

23 files changed, 43 insertions, 11 deletions

diff --git a/drivers/spi/amba-pl022.c b/drivers/spi/amba-pl022.c
index 9aeb6811310..e9aeee16d92 100644
--- a/drivers/spi/amba-pl022.c
+++ b/drivers/spi/amba-pl022.c
@@ -44,6 +44,7 @@
 #include <linux/amba/bus.h>
 #include <linux/amba/pl022.h>
 #include <linux/io.h>
+#include <linux/slab.h>
 
 /*
  * This macro is used to define some register default values.
diff --git a/drivers/spi/atmel_spi.c b/drivers/spi/atmel_spi.c
index d21c24eaf0a..c4e04428992 100644
--- a/drivers/spi/atmel_spi.c
+++ b/drivers/spi/atmel_spi.c
@@ -18,6 +18,7 @@
 #include <linux/err.h>
 #include <linux/interrupt.h>
 #include <linux/spi/spi.h>
+#include <linux/slab.h>
 
 #include <asm/io.h>
 #include <mach/board.h>
diff --git a/drivers/spi/au1550_spi.c b/drivers/spi/au1550_spi.c
index ba8ac4f599d..3c9ade69643 100644
--- a/drivers/spi/au1550_spi.c
+++ b/drivers/spi/au1550_spi.c
@@ -23,6 +23,7 @@
 
 #include <linux/init.h>
 #include <linux/interrupt.h>
+#include <linux/slab.h>
 #include <linux/errno.h>
 #include <linux/device.h>
 #include <linux/platform_device.h>
diff --git a/drivers/spi/davinci_spi.c b/drivers/spi/davinci_spi.c
index 225ab60b02c..95afb6b7739 100644
--- a/drivers/spi/davinci_spi.c
+++ b/drivers/spi/davinci_spi.c
@@ -27,6 +27,7 @@
 #include <linux/dma-mapping.h>
 #include <linux/spi/spi.h>
 #include <linux/spi/spi_bitbang.h>
+#include <linux/slab.h>
 
 #include <mach/spi.h>
 #include <mach/edma.h>
diff --git a/drivers/spi/dw_spi.c b/drivers/spi/dw_spi.c
index 8ed38f1d6c1..d256cb00604 100644
--- a/drivers/spi/dw_spi.c
+++ b/drivers/spi/dw_spi.c
@@ -21,6 +21,7 @@
 #include <linux/interrupt.h>
 #include <linux/highmem.h>
 #include <linux/delay.h>
+#include <linux/slab.h>
 
 #include <linux/spi/dw_spi.h>
 #include <linux/spi/spi.h>
diff --git a/drivers/spi/dw_spi_mmio.c b/drivers/spi/dw_spi_mmio.c
index e35b45ac517..db35bd9c1b2 100644
--- a/drivers/spi/dw_spi_mmio.c
+++ b/drivers/spi/dw_spi_mmio.c
@@ -11,6 +11,7 @@
 #include <linux/clk.h>
 #include <linux/interrupt.h>
 #include <linux/platform_device.h>
+#include <linux/slab.h>
 #include <linux/spi/dw_spi.h>
 #include <linux/spi/spi.h>
 
diff --git a/drivers/spi/dw_spi_pci.c b/drivers/spi/dw_spi_pci.c
index 1f0735f9cc7..1f52755dc87 100644
--- a/drivers/spi/dw_spi_pci.c
+++ b/drivers/spi/dw_spi_pci.c
@@ -19,6 +19,7 @@
 
 #include <linux/interrupt.h>
 #include <linux/pci.h>
+#include <linux/slab.h>
 #include <linux/spi/dw_spi.h>
 #include <linux/spi/spi.h>
 
diff --git a/drivers/spi/mpc52xx_psc_spi.c b/drivers/spi/mpc52xx_psc_spi.c
index 04747868d6c..77d4cc88ede 100644
--- a/drivers/spi/mpc52xx_psc_spi.c
+++ b/drivers/spi/mpc52xx_psc_spi.c
@@ -24,6 +24,7 @@
 #include <linux/delay.h>
 #include <linux/spi/spi.h>
 #include <linux/fsl_devices.h>
+#include <linux/slab.h>
 
 #include <asm/mpc52xx.h>
 #include <asm/mpc52xx_psc.h>
diff --git a/drivers/spi/mpc52xx_spi.c b/drivers/spi/mpc52xx_spi.c
index 6eab46537a0..cd68f1ce5cc 100644
--- a/drivers/spi/mpc52xx_spi.c
+++ b/drivers/spi/mpc52xx_spi.c
@@ -21,6 +21,7 @@
 #include <linux/of_spi.h>
 #include <linux/io.h>
 #include <linux/of_gpio.h>
+#include <linux/slab.h>
 #include <asm/time.h>
 #include <asm/mpc52xx.h>
 
diff --git a/drivers/spi/omap2_mcspi.c b/drivers/spi/omap2_mcspi.c
index 715c518b1b6..e0de0d0eede 100644
--- a/drivers/spi/omap2_mcspi.c
+++ b/drivers/spi/omap2_mcspi.c
@@ -32,6 +32,7 @@
 #include <linux/err.h>
 #include <linux/clk.h>
 #include <linux/io.h>
+#include <linux/slab.h>
 
 #include <linux/spi/spi.h>
 
@@ -203,6 +204,7 @@ static inline void mcspi_write_chconf0(const struct spi_device *spi, u32 val)
 
 	cs->chconf0 = val;
 	mcspi_write_cs_reg(spi, OMAP2_MCSPI_CHCONF0, val);
+	mcspi_read_cs_reg(spi, OMAP2_MCSPI_CHCONF0);
 }
 
 static void omap2_mcspi_set_dma_req(const struct spi_device *spi,
@@ -531,7 +533,7 @@ omap2_mcspi_txrx_pio(struct spi_device *spi, struct spi_transfer *xfer)
 					goto out;
 				}
 #ifdef VERBOSE
-				dev_dbg(&spi->dev, "write-%d %04x\n",
+				dev_dbg(&spi->dev, "write-%d %08x\n",
 						word_len, *tx);
 #endif
 				__raw_writel(*tx++, tx_reg);
@@ -549,7 +551,7 @@ omap2_mcspi_txrx_pio(struct spi_device *spi, struct spi_transfer *xfer)
 					mcspi_write_chconf0(spi, l);
 				*rx++ = __raw_readl(rx_reg);
 #ifdef VERBOSE
-				dev_dbg(&spi->dev, "read-%d %04x\n",
+				dev_dbg(&spi->dev, "read-%d %08x\n",
 						word_len, *(rx - 1));
 #endif
 			}
@@ -578,6 +580,7 @@ static int omap2_mcspi_setup_transfer(struct spi_device *spi,
 	struct spi_master *spi_cntrl;
 	u32 l = 0, div = 0;
 	u8 word_len = spi->bits_per_word;
+	u32 speed_hz = spi->max_speed_hz;
 
 	mcspi = spi_master_get_devdata(spi->master);
 	spi_cntrl = mcspi->master;
@@ -587,9 +590,12 @@ static int omap2_mcspi_setup_transfer(struct spi_device *spi,
 
 	cs->word_len = word_len;
 
-	if (spi->max_speed_hz) {
+	if (t && t->speed_hz)
+		speed_hz = t->speed_hz;
+
+	if (speed_hz) {
 		while (div <= 15 && (OMAP2_MCSPI_MAX_FREQ / (1 << div))
-					> spi->max_speed_hz)
+					> speed_hz)
 			div++;
 	} else
 		div = 15;
@@ -751,11 +757,13 @@ static void omap2_mcspi_cleanup(struct spi_device *spi)
 	mcspi = spi_master_get_devdata(spi->master);
 	mcspi_dma = &mcspi->dma_channels[spi->chip_select];
 
-	/* Unlink controller state from context save list */
-	cs = spi->controller_state;
-	list_del(&cs->node);
+	if (spi->controller_state) {
+		/* Unlink controller state from context save list */
+		cs = spi->controller_state;
+		list_del(&cs->node);
 
-	kfree(spi->controller_state);
+		kfree(spi->controller_state);
+	}
 
 	if (mcspi_dma->dma_rx_channel != -1) {
 		omap_free_dma(mcspi_dma->dma_rx_channel);
diff --git a/drivers/spi/omap_spi_100k.c b/drivers/spi/omap_spi_100k.c
index 5355d90d1be..24668b30a52 100644
--- a/drivers/spi/omap_spi_100k.c
+++ b/drivers/spi/omap_spi_100k.c
@@ -33,6 +33,7 @@
 #include <linux/clk.h>
 #include <linux/io.h>
 #include <linux/gpio.h>
+#include <linux/slab.h>
 
 #include <linux/spi/spi.h>
 
diff --git a/drivers/spi/omap_uwire.c b/drivers/spi/omap_uwire.c
index 6c3a8557db2..160d3266205 100644
--- a/drivers/spi/omap_uwire.c
+++ b/drivers/spi/omap_uwire.c
@@ -41,6 +41,7 @@
 #include <linux/interrupt.h>
 #include <linux/err.h>
 #include <linux/clk.h>
+#include <linux/slab.h>
 
 #include <linux/spi/spi.h>
 #include <linux/spi/spi_bitbang.h>
diff --git a/drivers/spi/pxa2xx_spi.c b/drivers/spi/pxa2xx_spi.c
index c2f707e5ce7..36828358a4d 100644
--- a/drivers/spi/pxa2xx_spi.c
+++ b/drivers/spi/pxa2xx_spi.c
@@ -29,6 +29,7 @@
 #include <linux/delay.h>
 #include <linux/clk.h>
 #include <linux/gpio.h>
+#include <linux/slab.h>
 
 #include <asm/io.h>
 #include <asm/irq.h>
diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c
index b76f2468a84..b3a1f9259b6 100644
--- a/drivers/spi/spi.c
+++ b/drivers/spi/spi.c
@@ -23,6 +23,7 @@
 #include <linux/init.h>
 #include <linux/cache.h>
 #include <linux/mutex.h>
+#include <linux/slab.h>
 #include <linux/mod_devicetable.h>
 #include <linux/spi/spi.h>
 
@@ -40,7 +41,7 @@ static void spidev_release(struct device *dev)
 		spi->master->cleanup(spi);
 
 	spi_master_put(spi->master);
-	kfree(dev);
+	kfree(spi);
 }
 
 static ssize_t
@@ -256,6 +257,7 @@ int spi_add_device(struct spi_device *spi)
 {
 	static DEFINE_MUTEX(spi_add_lock);
 	struct device *dev = spi->master->dev.parent;
+	struct device *d;
 	int status;
 
 	/* Chipselects are numbered 0..max; validate. */
@@ -277,10 +279,11 @@ int spi_add_device(struct spi_device *spi)
 	 */
 	mutex_lock(&spi_add_lock);
 
-	if (bus_find_device_by_name(&spi_bus_type, NULL, dev_name(&spi->dev))
-			!= NULL) {
+	d = bus_find_device_by_name(&spi_bus_type, NULL, dev_name(&spi->dev));
+	if (d != NULL) {
 		dev_err(dev, "chipselect %d already in use\n",
 				spi->chip_select);
+		put_device(d);
 		status = -EBUSY;
 		goto done;
 	}
diff --git a/drivers/spi/spi_bfin5xx.c b/drivers/spi/spi_bfin5xx.c
index 1d41058bbab..10a6dc3d37a 100644
--- a/drivers/spi/spi_bfin5xx.c
+++ b/drivers/spi/spi_bfin5xx.c
@@ -12,6 +12,7 @@
 #include <linux/module.h>
 #include <linux/delay.h>
 #include <linux/device.h>
+#include <linux/slab.h>
 #include <linux/io.h>
 #include <linux/ioport.h>
 #include <linux/irq.h>
diff --git a/drivers/spi/spi_bitbang.c b/drivers/spi/spi_bitbang.c
index f1db395dd88..5265330a528 100644
--- a/drivers/spi/spi_bitbang.c
+++ b/drivers/spi/spi_bitbang.c
@@ -23,6 +23,7 @@
 #include <linux/delay.h>
 #include <linux/errno.h>
 #include <linux/platform_device.h>
+#include <linux/slab.h>
 
 #include <linux/spi/spi.h>
 #include <linux/spi/spi_bitbang.h>
diff --git a/drivers/spi/spi_imx.c b/drivers/spi/spi_imx.c
index 0ddbbe45e83..7972e907747 100644
--- a/drivers/spi/spi_imx.c
+++ b/drivers/spi/spi_imx.c
@@ -30,6 +30,7 @@
 #include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/platform_device.h>
+#include <linux/slab.h>
 #include <linux/spi/spi.h>
 #include <linux/spi/spi_bitbang.h>
 #include <linux/types.h>
diff --git a/drivers/spi/spi_mpc8xxx.c b/drivers/spi/spi_mpc8xxx.c
index 4f0cc9d457e..14d05231650 100644
--- a/drivers/spi/spi_mpc8xxx.c
+++ b/drivers/spi/spi_mpc8xxx.c
@@ -39,6 +39,7 @@
 #include <linux/gpio.h>
 #include <linux/of_gpio.h>
 #include <linux/of_spi.h>
+#include <linux/slab.h>
 
 #include <sysdev/fsl_soc.h>
 #include <asm/cpm.h>
diff --git a/drivers/spi/spi_nuc900.c b/drivers/spi/spi_nuc900.c
index b319f9bf9b9..dff63be0d0a 100644
--- a/drivers/spi/spi_nuc900.c
+++ b/drivers/spi/spi_nuc900.c
@@ -21,6 +21,7 @@
 #include <linux/platform_device.h>
 #include <linux/gpio.h>
 #include <linux/io.h>
+#include <linux/slab.h>
 
 #include <linux/spi/spi.h>
 #include <linux/spi/spi_bitbang.h>
diff --git a/drivers/spi/spi_ppc4xx.c b/drivers/spi/spi_ppc4xx.c
index 6d8d4026a07..7cb5ff37f6e 100644
--- a/drivers/spi/spi_ppc4xx.c
+++ b/drivers/spi/spi_ppc4xx.c
@@ -26,6 +26,7 @@
 #include <linux/module.h>
 #include <linux/init.h>
 #include <linux/sched.h>
+#include <linux/slab.h>
 #include <linux/errno.h>
 #include <linux/wait.h>
 #include <linux/of_platform.h>
diff --git a/drivers/spi/spi_s3c24xx.c b/drivers/spi/spi_s3c24xx.c
index 1fabede9e06..151a95e4065 100644
--- a/drivers/spi/spi_s3c24xx.c
+++ b/drivers/spi/spi_s3c24xx.c
@@ -21,6 +21,7 @@
 #include <linux/platform_device.h>
 #include <linux/gpio.h>
 #include <linux/io.h>
+#include <linux/slab.h>
 
 #include <linux/spi/spi.h>
 #include <linux/spi/spi_bitbang.h>
diff --git a/drivers/spi/tle62x0.c b/drivers/spi/tle62x0.c
index bf9540f5fb9..a3938958147 100644
--- a/drivers/spi/tle62x0.c
+++ b/drivers/spi/tle62x0.c
@@ -11,6 +11,7 @@
 
 #include <linux/device.h>
 #include <linux/kernel.h>
+#include <linux/slab.h>
 
 #include <linux/spi/spi.h>
 #include <linux/spi/tle62x0.h>
diff --git a/drivers/spi/xilinx_spi_of.c b/drivers/spi/xilinx_spi_of.c
index ed34a8d419c..748d33a76d2 100644
--- a/drivers/spi/xilinx_spi_of.c
+++ b/drivers/spi/xilinx_spi_of.c
@@ -27,6 +27,7 @@
 #include <linux/init.h>
 #include <linux/interrupt.h>
 #include <linux/io.h>
+#include <linux/slab.h>
 
 #include <linux/of_platform.h>
 #include <linux/of_device.h>