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Merge branch 'sh/for-2.6.34' of git://git.kernel.org/pub/scm/linux/kernel/git/lethal/sh-2.6

Browse Source 
* 'sh/for-2.6.34' of git://git.kernel.org/pub/scm/linux/kernel/git/lethal/sh-2.6:
  sh: fix a number of Oopses and leaks in SH framebuffer driver
  SH: fix error paths in DMA driver
  sh: sh7751 pci controller io port fix
  sh: Fix maximum number of SCIF ports in R2D defconfigs
  SH: fix TS field shift calculation for DMA drivers
This commit is contained in:
Linus Torvalds 2010-05-06 08:37:39 -07:00
commit bbfdbe9dc0
6 changed files with 40 additions and 25 deletions
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2
arch/sh/configs/rts7751r2d1_defconfig
View File

@ -877,7 +877,7 @@ CONFIG_SERIAL_8250_RUNTIME_UARTS=4
#
# CONFIG_SERIAL_MAX3100 is not set
CONFIG_SERIAL_SH_SCI=y
CONFIG_SERIAL_SH_SCI_NR_UARTS=1
CONFIG_SERIAL_SH_SCI_NR_UARTS=2
CONFIG_SERIAL_SH_SCI_CONSOLE=y
CONFIG_SERIAL_CORE=y
CONFIG_SERIAL_CORE_CONSOLE=y

2
arch/sh/configs/rts7751r2dplus_defconfig
View File

@ -963,7 +963,7 @@ CONFIG_SERIAL_8250_RUNTIME_UARTS=4
#
# CONFIG_SERIAL_MAX3100 is not set
CONFIG_SERIAL_SH_SCI=y
CONFIG_SERIAL_SH_SCI_NR_UARTS=1
CONFIG_SERIAL_SH_SCI_NR_UARTS=2
CONFIG_SERIAL_SH_SCI_CONSOLE=y
CONFIG_SERIAL_CORE=y
CONFIG_SERIAL_CORE_CONSOLE=y

5
arch/sh/drivers/pci/pci-sh7751.c
View File

@ -17,6 +17,7 @@
#include <linux/io.h>
#include "pci-sh4.h"
#include <asm/addrspace.h>
#include <asm/sizes.h>
static int __init __area_sdram_check(struct pci_channel *chan,
unsigned int area)
@ -47,8 +48,8 @@ static int __init __area_sdram_check(struct pci_channel *chan,
static struct resource sh7751_pci_resources[] = {
{
.name = "SH7751_IO",
.start = SH7751_PCI_IO_BASE,
.end = SH7751_PCI_IO_BASE + SH7751_PCI_IO_SIZE - 1,
.start = 0x1000,
.end = SZ_4M - 1,
.flags = IORESOURCE_IO
}, {
.name = "SH7751_mem",

2
arch/sh/include/cpu-sh4/cpu/dma-register.h
View File

@ -76,7 +76,7 @@ enum {
}
#define TS_INDEX2VAL(i) ((((i) & 3) << CHCR_TS_LOW_SHIFT) | \
((((i) >> 2) & 3) << CHCR_TS_HIGH_SHIFT))
(((i) & 0xc) << CHCR_TS_HIGH_SHIFT))
#else /* CONFIG_CPU_SH4A */

27
drivers/dma/shdma.c
View File

@ -290,6 +290,7 @@ static int sh_dmae_alloc_chan_resources(struct dma_chan *chan)
struct sh_dmae_chan *sh_chan = to_sh_chan(chan);
struct sh_desc *desc;
struct sh_dmae_slave *param = chan->private;
int ret;
pm_runtime_get_sync(sh_chan->dev);
@ -301,11 +302,15 @@ static int sh_dmae_alloc_chan_resources(struct dma_chan *chan)
struct sh_dmae_slave_config *cfg;
cfg = sh_dmae_find_slave(sh_chan, param->slave_id);
if (!cfg)
return -EINVAL;
if (!cfg) {
ret = -EINVAL;
goto efindslave;
}
if (test_and_set_bit(param->slave_id, sh_dmae_slave_used))
return -EBUSY;
if (test_and_set_bit(param->slave_id, sh_dmae_slave_used)) {
ret = -EBUSY;
goto etestused;
}
param->config = cfg;
@ -334,10 +339,20 @@ static int sh_dmae_alloc_chan_resources(struct dma_chan *chan)
}
spin_unlock_bh(&sh_chan->desc_lock);
if (!sh_chan->descs_allocated)
pm_runtime_put(sh_chan->dev);
if (!sh_chan->descs_allocated) {
ret = -ENOMEM;
goto edescalloc;
}
return sh_chan->descs_allocated;
edescalloc:
if (param)
clear_bit(param->slave_id, sh_dmae_slave_used);
etestused:
efindslave:
pm_runtime_put(sh_chan->dev);
return ret;
}
/*

27
drivers/video/sh_mobile_lcdcfb.c
View File

@ -695,6 +695,7 @@ static int sh_mobile_lcdc_setup_clocks(struct platform_device *pdev,
* 1) Enable Runtime PM
* 2) Force Runtime PM Resume since hardware is accessed from probe()
*/
priv->dev = &pdev->dev;
pm_runtime_enable(priv->dev);
pm_runtime_resume(priv->dev);
return 0;
@ -957,25 +958,24 @@ static int __devinit sh_mobile_lcdc_probe(struct platform_device *pdev)
if (!pdev->dev.platform_data) {
dev_err(&pdev->dev, "no platform data defined\n");
error = -EINVAL;
goto err0;
return -EINVAL;
}
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
i = platform_get_irq(pdev, 0);
if (!res || i < 0) {
dev_err(&pdev->dev, "cannot get platform resources\n");
error = -ENOENT;
goto err0;
return -ENOENT;
}
priv = kzalloc(sizeof(*priv), GFP_KERNEL);
if (!priv) {
dev_err(&pdev->dev, "cannot allocate device data\n");
error = -ENOMEM;
goto err0;
return -ENOMEM;
}
platform_set_drvdata(pdev, priv);
error = request_irq(i, sh_mobile_lcdc_irq, IRQF_DISABLED,
dev_name(&pdev->dev), priv);
if (error) {
@ -984,8 +984,6 @@ static int __devinit sh_mobile_lcdc_probe(struct platform_device *pdev)
}
priv->irq = i;
priv->dev = &pdev->dev;
platform_set_drvdata(pdev, priv);
pdata = pdev->dev.platform_data;
j = 0;
@ -1099,9 +1097,9 @@ static int __devinit sh_mobile_lcdc_probe(struct platform_device *pdev)
info = ch->info;
if (info->fbdefio) {
priv->ch->sglist = vmalloc(sizeof(struct scatterlist) *
ch->sglist = vmalloc(sizeof(struct scatterlist) *
info->fix.smem_len >> PAGE_SHIFT);
if (!priv->ch->sglist) {
if (!ch->sglist) {
dev_err(&pdev->dev, "cannot allocate sglist\n");
goto err1;
}
@ -1126,9 +1124,9 @@ static int __devinit sh_mobile_lcdc_probe(struct platform_device *pdev)
}
return 0;
err1:
err1:
sh_mobile_lcdc_remove(pdev);
err0:
return error;
}
@ -1139,7 +1137,7 @@ static int sh_mobile_lcdc_remove(struct platform_device *pdev)
int i;
for (i = 0; i < ARRAY_SIZE(priv->ch); i++)
if (priv->ch[i].info->dev)
if (priv->ch[i].info && priv->ch[i].info->dev)
unregister_framebuffer(priv->ch[i].info);
sh_mobile_lcdc_stop(priv);
@ -1162,7 +1160,8 @@ static int sh_mobile_lcdc_remove(struct platform_device *pdev)
if (priv->dot_clk)
clk_put(priv->dot_clk);
pm_runtime_disable(priv->dev);
if (priv->dev)
pm_runtime_disable(priv->dev);
if (priv->base)
iounmap(priv->base);