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Merge master.kernel.org:/home/rmk/linux-2.6-arm 

* master.kernel.org:/home/rmk/linux-2.6-arm:
  ARM: 6482/2: Fix find_next_zero_bit and related assembly
  ARM: 6490/1: MM: bugfix: initialize spinlock for init_mm.context
  ARM: avoid annoying <4>'s in printk output
  SCSI: arm fas216: fix missing ';'
  ARM: avoid marking decompressor .stack section as having contents
  ARM: 6489/1: thumb2: fix incorrect optimisation in usracc
  ARM: 6488/1: nomadik: prevent sched_clock() wraparound
  ARM: 6484/1: fix compile warning in mm/init.c
  ARM: 6473/1: Small update to ux500 specific L2 cache code
  ARM: improve compiler's ability to optimize page tables
  mx25: fix spi device registration typo
  ARM i.MX27 eukrea: Fix compilation
  ARM i.MX spi: fix compilation for i.MX21
  ARM i.MX pcm037 eet: compile fixes
  ARM i.MX: sdma is merged, so remove #ifdef SDMA_IS_MERGED
  ARM mx3fb: check for DMA engine type
  mach-pcm037_eet: Fix section mismatch for eet_init_devices()
This commit is contained in:
Linus Torvalds 2010-11-25 07:41:10 +09:00
parent e5fa506173 0e91ec0c06
commit 0b9466ccea
31 changed files with 124 additions and 54 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
arch/arm/boot/compressed/head.S
View File

@ -1084,6 +1084,6 @@ memdump: mov r12, r0
reloc_end:
.align
.section ".stack", "w"
.section ".stack", "aw", %nobits
user_stack: .space 4096
user_stack_end:

2
arch/arm/boot/compressed/vmlinux.lds.in
View File

@ -57,7 +57,7 @@ SECTIONS
.bss : { *(.bss) }
_end = .;
.stack (NOLOAD) : { *(.stack) }
.stack : { *(.stack) }
.stab 0 : { *(.stab) }
.stabstr 0 : { *(.stabstr) }

2
arch/arm/include/asm/assembler.h
View File

@ -238,7 +238,7 @@
@ Slightly optimised to avoid incrementing the pointer twice
usraccoff \instr, \reg, \ptr, \inc, 0, \cond, \abort
.if \rept == 2
usraccoff \instr, \reg, \ptr, \inc, 4, \cond, \abort
usraccoff \instr, \reg, \ptr, \inc, \inc, \cond, \abort
.endif
add\cond \ptr, #\rept * \inc

4
arch/arm/include/asm/mmu.h
View File

@ -13,6 +13,10 @@ typedef struct {
#ifdef CONFIG_CPU_HAS_ASID
#define ASID(mm) ((mm)->context.id & 255)
/* init_mm.context.id_lock should be initialized. */
#define INIT_MM_CONTEXT(name) \
.context.id_lock = __SPIN_LOCK_UNLOCKED(name.context.id_lock),
#else
#define ASID(mm) (0)
#endif

3
arch/arm/include/asm/pgtable.h
View File

@ -374,6 +374,9 @@ static inline pte_t *pmd_page_vaddr(pmd_t pmd)
#define pmd_page(pmd) pfn_to_page(__phys_to_pfn(pmd_val(pmd)))
/* we don't need complex calculations here as the pmd is folded into the pgd */
#define pmd_addr_end(addr,end) (end)
/*
* Conversion functions: convert a page and protection to a page entry,
* and a page entry and page directory to the page they refer to.

6
arch/arm/lib/findbit.S
View File

@ -174,8 +174,8 @@ ENDPROC(_find_next_bit_be)
*/
.L_found:
#if __LINUX_ARM_ARCH__ >= 5
rsb r1, r3, #0
and r3, r3, r1
rsb r0, r3, #0
and r3, r3, r0
clz r3, r3
rsb r3, r3, #31
add r0, r2, r3
@ -190,5 +190,7 @@ ENDPROC(_find_next_bit_be)
addeq r2, r2, #1
mov r0, r2
#endif
cmp r1, r0 @ Clamp to maxbit
movlo r0, r1
mov pc, lr

2
arch/arm/mach-aaec2000/include/mach/vmalloc.h
View File

@ -11,6 +11,6 @@
#ifndef __ASM_ARCH_VMALLOC_H
#define __ASM_ARCH_VMALLOC_H
#define VMALLOC_END 0xd0000000
#define VMALLOC_END 0xd0000000UL
#endif /* __ASM_ARCH_VMALLOC_H */

2
arch/arm/mach-bcmring/include/mach/vmalloc.h
View File

@ -22,4 +22,4 @@
* 0xe0000000 to 0xefffffff. This gives us 256 MB of vm space and handles
* larger physical memory designs better.
*/
#define VMALLOC_END 0xf0000000
#define VMALLOC_END 0xf0000000UL

2
arch/arm/mach-clps711x/include/mach/vmalloc.h
View File

@ -17,4 +17,4 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#define VMALLOC_END 0xd0000000
#define VMALLOC_END 0xd0000000UL

2
arch/arm/mach-ebsa110/include/mach/vmalloc.h
View File

@ -7,4 +7,4 @@
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#define VMALLOC_END 0xdf000000
#define VMALLOC_END 0xdf000000UL

2
arch/arm/mach-footbridge/include/mach/vmalloc.h
View File

@ -7,4 +7,4 @@
*/
#define VMALLOC_END 0xf0000000
#define VMALLOC_END 0xf0000000UL

2
arch/arm/mach-h720x/include/mach/vmalloc.h
View File

@ -5,6 +5,6 @@
#ifndef __ARCH_ARM_VMALLOC_H
#define __ARCH_ARM_VMALLOC_H
#define VMALLOC_END 0xd0000000
#define VMALLOC_END 0xd0000000UL
#endif

6
arch/arm/mach-imx/eukrea_mbimx27-baseboard.c
View File

@ -250,9 +250,6 @@ static const struct imxuart_platform_data uart_pdata __initconst = {
.flags = IMXUART_HAVE_RTSCTS,
};
#if defined(CONFIG_TOUCHSCREEN_ADS7846) \
|| defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE)
#define ADS7846_PENDOWN (GPIO_PORTD | 25)
static void ads7846_dev_init(void)
@ -273,9 +270,7 @@ static struct ads7846_platform_data ads7846_config __initdata = {
.get_pendown_state = ads7846_get_pendown_state,
.keep_vref_on = 1,
};
#endif
#if defined(CONFIG_SPI_IMX) || defined(CONFIG_SPI_IMX_MODULE)
static struct spi_board_info eukrea_mbimx27_spi_board_info[] __initdata = {
[0] = {
.modalias = "ads7846",
@ -294,7 +289,6 @@ static const struct spi_imx_master eukrea_mbimx27_spi0_data __initconst = {
.chipselect = eukrea_mbimx27_spi_cs,
.num_chipselect = ARRAY_SIZE(eukrea_mbimx27_spi_cs),
};
#endif
static struct i2c_board_info eukrea_mbimx27_i2c_devices[] = {
{

2
arch/arm/mach-integrator/include/mach/vmalloc.h
View File

@ -17,4 +17,4 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#define VMALLOC_END 0xd0000000
#define VMALLOC_END 0xd0000000UL

2
arch/arm/mach-msm/include/mach/vmalloc.h
View File

@ -16,7 +16,7 @@
#ifndef __ASM_ARCH_MSM_VMALLOC_H
#define __ASM_ARCH_MSM_VMALLOC_H
#define VMALLOC_END 0xd0000000
#define VMALLOC_END 0xd0000000UL
#endif

4
arch/arm/mach-mx25/devices-imx25.h
View File

@ -42,9 +42,9 @@ extern const struct imx_mxc_nand_data imx25_mxc_nand_data __initconst;
#define imx25_add_mxc_nand(pdata) \
imx_add_mxc_nand(&imx25_mxc_nand_data, pdata)
extern const struct imx_spi_imx_data imx25_spi_imx_data[] __initconst;
extern const struct imx_spi_imx_data imx25_cspi_data[] __initconst;
#define imx25_add_spi_imx(id, pdata) \
imx_add_spi_imx(&imx25_spi_imx_data[id], pdata)
imx_add_spi_imx(&imx25_cspi_data[id], pdata)
#define imx25_add_spi_imx0(pdata) imx25_add_spi_imx(0, pdata)
#define imx25_add_spi_imx1(pdata) imx25_add_spi_imx(1, pdata)
#define imx25_add_spi_imx2(pdata) imx25_add_spi_imx(2, pdata)

5
arch/arm/mach-mx3/mach-pcm037_eet.c
View File

@ -14,6 +14,7 @@
#include <mach/common.h>
#include <mach/iomux-mx3.h>
#include <mach/spi.h>
#include <asm/mach-types.h>
@ -59,14 +60,12 @@ static struct spi_board_info pcm037_spi_dev[] = {
};
/* Platform Data for MXC CSPI */
#if defined(CONFIG_SPI_IMX) || defined(CONFIG_SPI_IMX_MODULE)
static int pcm037_spi1_cs[] = {MXC_SPI_CS(1), IOMUX_TO_GPIO(MX31_PIN_KEY_COL7)};
static const struct spi_imx_master pcm037_spi1_pdata __initconst = {
.chipselect = pcm037_spi1_cs,
.num_chipselect = ARRAY_SIZE(pcm037_spi1_cs),
};
#endif
/* GPIO-keys input device */
static struct gpio_keys_button pcm037_gpio_keys[] = {
@ -171,7 +170,7 @@ static struct platform_device pcm037_gpio_keys_device = {
},
};
static int eet_init_devices(void)
static int __init eet_init_devices(void)
{
if (!machine_is_pcm037() || pcm037_variant() != PCM037_EET)
return 0;

2
arch/arm/mach-netx/include/mach/vmalloc.h
View File

@ -16,4 +16,4 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#define VMALLOC_END 0xd0000000
#define VMALLOC_END 0xd0000000UL

2
arch/arm/mach-omap1/include/mach/vmalloc.h
View File

@ -17,4 +17,4 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#define VMALLOC_END 0xd8000000
#define VMALLOC_END 0xd8000000UL

2
arch/arm/mach-omap2/include/mach/vmalloc.h
View File

@ -17,4 +17,4 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#define VMALLOC_END 0xf8000000
#define VMALLOC_END 0xf8000000UL

2
arch/arm/mach-pnx4008/include/mach/vmalloc.h
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@ -17,4 +17,4 @@
* The vmalloc() routines leaves a hole of 4kB between each vmalloced
* area for the same reason. ;)
*/
#define VMALLOC_END 0xd0000000
#define VMALLOC_END 0xd0000000UL

2
arch/arm/mach-rpc/include/mach/vmalloc.h
View File

@ -7,4 +7,4 @@
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#define VMALLOC_END 0xdc000000
#define VMALLOC_END 0xdc000000UL

2
arch/arm/mach-shark/include/mach/vmalloc.h
View File

@ -1,4 +1,4 @@
/*
* arch/arm/mach-shark/include/mach/vmalloc.h
*/
#define VMALLOC_END 0xd0000000
#define VMALLOC_END 0xd0000000UL

6
arch/arm/mach-ux500/cpu.c
View File

@ -75,14 +75,14 @@ void __init ux500_init_irq(void)
static inline void ux500_cache_wait(void __iomem *reg, unsigned long mask)
{
/* wait for the operation to complete */
while (readl(reg) & mask)
while (readl_relaxed(reg) & mask)
;
}
static inline void ux500_cache_sync(void)
{
void __iomem *base = __io_address(UX500_L2CC_BASE);
writel(0, base + L2X0_CACHE_SYNC);
writel_relaxed(0, base + L2X0_CACHE_SYNC);
ux500_cache_wait(base + L2X0_CACHE_SYNC, 1);
}
@ -107,7 +107,7 @@ static void ux500_l2x0_inv_all(void)
uint32_t l2x0_way_mask = (1<<16) - 1; /* Bitmask of active ways */
/* invalidate all ways */
writel(l2x0_way_mask, l2x0_base + L2X0_INV_WAY);
writel_relaxed(l2x0_way_mask, l2x0_base + L2X0_INV_WAY);
ux500_cache_wait(l2x0_base + L2X0_INV_WAY, l2x0_way_mask);
ux500_cache_sync();
}

2
arch/arm/mach-versatile/include/mach/vmalloc.h
View File

@ -18,4 +18,4 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#define VMALLOC_END 0xd8000000
#define VMALLOC_END 0xd8000000UL

4
arch/arm/mm/ioremap.c
View File

@ -206,8 +206,8 @@ void __iomem * __arm_ioremap_pfn_caller(unsigned long pfn,
*/
if (pfn_valid(pfn)) {
printk(KERN_WARNING "BUG: Your driver calls ioremap() on system memory. This leads\n"
KERN_WARNING "to architecturally unpredictable behaviour on ARMv6+, and ioremap()\n"
KERN_WARNING "will fail in the next kernel release. Please fix your driver.\n");
"to architecturally unpredictable behaviour on ARMv6+, and ioremap()\n"
"will fail in the next kernel release. Please fix your driver.\n");
WARN_ON(1);
}

8
arch/arm/plat-mxc/devices/platform-imx-dma.c
View File

@ -12,15 +12,7 @@
#include <mach/hardware.h>
#include <mach/devices-common.h>
#ifdef SDMA_IS_MERGED
#include <mach/sdma.h>
#else
struct sdma_platform_data {
int sdma_version;
char *cpu_name;
int to_version;
};
#endif
struct imx_imx_sdma_data {
resource_size_t iobase;

1
arch/arm/plat-mxc/devices/platform-spi_imx.c
View File

@ -27,6 +27,7 @@ const struct imx_spi_imx_data imx21_cspi_data[] __initconst = {
imx_spi_imx_data_entry(MX21, CSPI, "imx21-cspi", _id, _hwid, SZ_4K)
imx21_cspi_data_entry(0, 1),
imx21_cspi_data_entry(1, 2),
};
#endif
#ifdef CONFIG_ARCH_MX25

89
arch/arm/plat-nomadik/timer.c
View File

@ -3,6 +3,7 @@
*
* Copyright (C) 2008 STMicroelectronics
* Copyright (C) 2010 Alessandro Rubini
* Copyright (C) 2010 Linus Walleij for ST-Ericsson
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2, as
@ -16,11 +17,13 @@
#include <linux/clk.h>
#include <linux/jiffies.h>
#include <linux/err.h>
#include <linux/cnt32_to_63.h>
#include <linux/timer.h>
#include <asm/mach/time.h>
#include <plat/mtu.h>
void __iomem *mtu_base; /* ssigned by machine code */
void __iomem *mtu_base; /* Assigned by machine code */
/*
* Kernel assumes that sched_clock can be called early
@ -48,16 +51,82 @@ static struct clocksource nmdk_clksrc = {
/*
* Override the global weak sched_clock symbol with this
* local implementation which uses the clocksource to get some
* better resolution when scheduling the kernel. We accept that
* this wraps around for now, since it is just a relative time
* stamp. (Inspired by OMAP implementation.)
* better resolution when scheduling the kernel.
*
* Because the hardware timer period may be quite short
* (32.3 secs on the 133 MHz MTU timer selection on ux500)
* and because cnt32_to_63() needs to be called at least once per
* half period to work properly, a kernel keepwarm() timer is set up
* to ensure this requirement is always met.
*
* Also the sched_clock timer will wrap around at some point,
* here we set it to run continously for a year.
*/
#define SCHED_CLOCK_MIN_WRAP 3600*24*365
static struct timer_list cnt32_to_63_keepwarm_timer;
static u32 sched_mult;
static u32 sched_shift;
unsigned long long notrace sched_clock(void)
{
return clocksource_cyc2ns(nmdk_clksrc.read(
&nmdk_clksrc),
nmdk_clksrc.mult,
nmdk_clksrc.shift);
u64 cycles;
if (unlikely(!mtu_base))
return 0;
cycles = cnt32_to_63(-readl(mtu_base + MTU_VAL(0)));
/*
* sched_mult is guaranteed to be even so will
* shift out bit 63
*/
return (cycles * sched_mult) >> sched_shift;
}
/* Just kick sched_clock every so often */
static void cnt32_to_63_keepwarm(unsigned long data)
{
mod_timer(&cnt32_to_63_keepwarm_timer, round_jiffies(jiffies + data));
(void) sched_clock();
}
/*
* Set up a timer to keep sched_clock():s 32_to_63 algorithm warm
* once in half a 32bit timer wrap interval.
*/
static void __init nmdk_sched_clock_init(unsigned long rate)
{
u32 v;
unsigned long delta;
u64 days;
/* Find the apropriate mult and shift factors */
clocks_calc_mult_shift(&sched_mult, &sched_shift,
rate, NSEC_PER_SEC, SCHED_CLOCK_MIN_WRAP);
/* We need to multiply by an even number to get rid of bit 63 */
if (sched_mult & 1)
sched_mult++;
/* Let's see what we get, take max counter and scale it */
days = (0xFFFFFFFFFFFFFFFFLLU * sched_mult) >> sched_shift;
do_div(days, NSEC_PER_SEC);
do_div(days, (3600*24));
pr_info("sched_clock: using %d bits @ %lu Hz wrap in %lu days\n",
(64 - sched_shift), rate, (unsigned long) days);
/*
* Program a timer to kick us at half 32bit wraparound
* Formula: seconds per wrap = (2^32) / f
*/
v = 0xFFFFFFFFUL / rate;
/* We want half of the wrap time to keep cnt32_to_63 warm */
v /= 2;
pr_debug("sched_clock: prescaled timer rate: %lu Hz, "
"initialize keepwarm timer every %d seconds\n", rate, v);
/* Convert seconds to jiffies */
delta = msecs_to_jiffies(v*1000);
setup_timer(&cnt32_to_63_keepwarm_timer, cnt32_to_63_keepwarm, delta);
mod_timer(&cnt32_to_63_keepwarm_timer, round_jiffies(jiffies + delta));
}
/* Clockevent device: use one-shot mode */
@ -161,13 +230,15 @@ void __init nmdk_timer_init(void)
writel(0, mtu_base + MTU_BGLR(0));
writel(cr | MTU_CRn_ENA, mtu_base + MTU_CR(0));
/* Now the scheduling clock is ready */
/* Now the clock source is ready */
nmdk_clksrc.read = nmdk_read_timer;
if (clocksource_register(&nmdk_clksrc))
pr_err("timer: failed to initialize clock source %s\n",
nmdk_clksrc.name);
nmdk_sched_clock_init(rate);
/* Timer 1 is used for events */
clockevents_calc_mult_shift(&nmdk_clkevt, rate, MTU_MIN_RANGE);

2
drivers/scsi/arm/fas216.h
View File

@ -345,7 +345,7 @@ extern int fas216_queue_command(struct Scsi_Host *h, struct scsi_cmnd *SCpnt);
* : SCpnt - Command to queue
* Returns : 0 - success, else error
*/
extern int fas216_noqueue_command(struct Scsi_Host *, struct scsi_cmnd *)
extern int fas216_noqueue_command(struct Scsi_Host *, struct scsi_cmnd *);
/* Function: irqreturn_t fas216_intr (FAS216_Info *info)
* Purpose : handle interrupts from the interface to progress a command

4
drivers/video/mx3fb.c
View File

@ -27,6 +27,7 @@
#include <linux/clk.h>
#include <linux/mutex.h>
#include <mach/dma.h>
#include <mach/hardware.h>
#include <mach/ipu.h>
#include <mach/mx3fb.h>
@ -1420,6 +1421,9 @@ static bool chan_filter(struct dma_chan *chan, void *arg)
struct device *dev;
struct mx3fb_platform_data *mx3fb_pdata;
if (!imx_dma_is_ipu(chan))
return false;
if (!rq)
return false;