Merge branch 'x86/platform' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip into stable/for-linus-3.7

* 'x86/platform' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (9690 commits)
  x86: Document x86_init.paging.pagetable_init()
  x86: xen: Cleanup and remove x86_init.paging.pagetable_setup_done()
  x86: Move paging_init() call to x86_init.paging.pagetable_init()
  x86: Rename pagetable_setup_start() to pagetable_init()
  x86: Remove base argument from x86_init.paging.pagetable_setup_start
  Linux 3.6-rc5
  HID: tpkbd: work even if the new Lenovo Keyboard driver is not configured
  Remove user-triggerable BUG from mpol_to_str
  xen/pciback: Fix proper FLR steps.
  uml: fix compile error in deliver_alarm()
  dj: memory scribble in logi_dj
  Fix order of arguments to compat_put_time[spec|val]
  xen: Use correct masking in xen_swiotlb_alloc_coherent.
  xen: fix logical error in tlb flushing
  xen/p2m: Fix one-off error in checking the P2M tree directory.
  powerpc: Don't use __put_user() in patch_instruction
  powerpc: Make sure IPI handlers see data written by IPI senders
  powerpc: Restore correct DSCR in context switch
  powerpc: Fix DSCR inheritance in copy_thread()
  powerpc: Keep thread.dscr and thread.dscr_inherit in sync
  ...

1 files changed, 6 insertions, 8 deletions

diff --git a/drivers/spi/spi-imx.c b/drivers/spi/spi-imx.c
index 47877d687614..e834ff8c0188 100644
--- a/drivers/spi/spi-imx.c
+++ b/drivers/spi/spi-imx.c
@@ -626,7 +626,7 @@ static void spi_imx_chipselect(struct spi_device *spi, int is_active)
 	int active = is_active != BITBANG_CS_INACTIVE;
 	int dev_is_lowactive = !(spi->mode & SPI_CS_HIGH);
 
-	if (gpio < 0)
+	if (!gpio_is_valid(gpio))
 		return;
 
 	gpio_set_value(gpio, dev_is_lowactive ^ active);
@@ -688,8 +688,6 @@ static int spi_imx_setupxfer(struct spi_device *spi,
 		config.speed_hz = spi->max_speed_hz;
 	if (!config.bpw)
 		config.bpw = spi->bits_per_word;
-	if (!config.speed_hz)
-		config.speed_hz = spi->max_speed_hz;
 
 	/* Initialize the functions for transfer */
 	if (config.bpw <= 8) {
@@ -738,7 +736,7 @@ static int spi_imx_setup(struct spi_device *spi)
 	dev_dbg(&spi->dev, "%s: mode %d, %u bpw, %d hz\n", __func__,
 		 spi->mode, spi->bits_per_word, spi->max_speed_hz);
 
-	if (gpio >= 0)
+	if (gpio_is_valid(gpio))
 		gpio_direction_output(gpio, spi->mode & SPI_CS_HIGH ? 0 : 1);
 
 	spi_imx_chipselect(spi, BITBANG_CS_INACTIVE);
@@ -791,11 +789,11 @@ static int __devinit spi_imx_probe(struct platform_device *pdev)
 
 	for (i = 0; i < master->num_chipselect; i++) {
 		int cs_gpio = of_get_named_gpio(np, "cs-gpios", i);
-		if (cs_gpio < 0 && mxc_platform_info)
+		if (!gpio_is_valid(cs_gpio) && mxc_platform_info)
 			cs_gpio = mxc_platform_info->chipselect[i];
 
 		spi_imx->chipselect[i] = cs_gpio;
-		if (cs_gpio < 0)
+		if (!gpio_is_valid(cs_gpio))
 			continue;
 
 		ret = gpio_request(spi_imx->chipselect[i], DRIVER_NAME);
@@ -897,7 +895,7 @@ out_release_mem:
 	release_mem_region(res->start, resource_size(res));
 out_gpio_free:
 	while (--i >= 0) {
-		if (spi_imx->chipselect[i] >= 0)
+		if (gpio_is_valid(spi_imx->chipselect[i]))
 			gpio_free(spi_imx->chipselect[i]);
 	}
 	spi_master_put(master);
@@ -922,7 +920,7 @@ static int __devexit spi_imx_remove(struct platform_device *pdev)
 	iounmap(spi_imx->base);
 
 	for (i = 0; i < master->num_chipselect; i++)
-		if (spi_imx->chipselect[i] >= 0)
+		if (gpio_is_valid(spi_imx->chipselect[i]))
 			gpio_free(spi_imx->chipselect[i]);
 
 	spi_master_put(master);