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Non-critical bug fixes 

Simple bug fixes that were not considered important enough for inclusion
 into 3.2.
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Merge tag 'fixes-non-critical' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Non-critical bug fixes

Simple bug fixes that were not considered important enough for inclusion
into 3.2.

* tag 'fixes-non-critical' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc:
  MAINTAINERS: update pxa and mmp
  ARM: pxa: Include linux/export.h in balloon3.c
  ARM: OMAP4: clock: Add CPU local timer clock node
  ARM: OMAP4: hwmod: Don't wait for the idle status if modulemode is not supported
  ARM: OMAP: AM3517/3505: fix crash on boot due to incorrect voltagedomain data
  ARM: OMAP: hwmod data: fix the panic on Nokia RM-680 during boot
  ARM: OMAP2+: DMA: Workaround for invalid destination position
  ARM: OMAP2+: DMA: Workaround for invalid source position
This commit is contained in:
Linus Torvalds 2012-01-09 14:20:39 -08:00
parent 4dee6b64ee 39fbc76272
commit 57e964e1ae
7 changed files with 134 additions and 72 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

22
MAINTAINERS
View File

@ -5297,7 +5297,10 @@ F: drivers/media/video/pvrusb2/
PXA2xx/PXA3xx SUPPORT
M: Eric Miao <eric.y.miao@gmail.com>
M: Russell King <linux@arm.linux.org.uk>
M: Haojian Zhuang <haojian.zhuang@marvell.com>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
T: git git://github.com/hzhuang1/linux.git
T: git git://git.linaro.org/people/ycmiao/pxa-linux.git
S: Maintained
F: arch/arm/mach-pxa/
F: drivers/pcmcia/pxa2xx*
@ -5307,25 +5310,14 @@ F: include/sound/pxa2xx-lib.h
F: sound/arm/pxa*
F: sound/soc/pxa
PXA168 SUPPORT
MMP SUPPORT
M: Eric Miao <eric.y.miao@gmail.com>
M: Jason Chagas <jason.chagas@marvell.com>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
T: git git://git.kernel.org/pub/scm/linux/kernel/git/ycmiao/pxa-linux-2.6.git
S: Maintained
PXA910 SUPPORT
M: Eric Miao <eric.y.miao@gmail.com>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
T: git git://git.kernel.org/pub/scm/linux/kernel/git/ycmiao/pxa-linux-2.6.git
S: Maintained
MMP2 SUPPORT (aka ARMADA610)
M: Haojian Zhuang <haojian.zhuang@marvell.com>
M: Eric Miao <eric.y.miao@gmail.com>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
T: git git://git.kernel.org/pub/scm/linux/kernel/git/ycmiao/pxa-linux-2.6.git
T: git git://github.com/hzhuang1/linux.git
T: git git://git.linaro.org/people/ycmiao/pxa-linux.git
S: Maintained
F: arch/arm/mach-mmp/
PXA MMCI DRIVER
S: Orphan

9
arch/arm/mach-omap2/clock44xx_data.c
View File

@ -1206,6 +1206,14 @@ static const struct clksel ocp_abe_iclk_div[] = {
{ .parent = NULL },
};
static struct clk mpu_periphclk = {
.name = "mpu_periphclk",
.parent = &dpll_mpu_ck,
.ops = &clkops_null,
.fixed_div = 2,
.recalc = &omap_fixed_divisor_recalc,
};
static struct clk ocp_abe_iclk = {
.name = "ocp_abe_iclk",
.parent = &aess_fclk,
@ -3189,6 +3197,7 @@ static struct omap_clk omap44xx_clks[] = {
CLK(NULL, "l4_div_ck", &l4_div_ck, CK_443X),
CLK(NULL, "lp_clk_div_ck", &lp_clk_div_ck, CK_443X),
CLK(NULL, "l4_wkup_clk_mux_ck", &l4_wkup_clk_mux_ck, CK_443X),
CLK("smp_twd", NULL, &mpu_periphclk, CK_443X),
CLK(NULL, "ocp_abe_iclk", &ocp_abe_iclk, CK_443X),
CLK(NULL, "per_abe_24m_fclk", &per_abe_24m_fclk, CK_443X),
CLK(NULL, "per_abe_nc_fclk", &per_abe_nc_fclk, CK_443X),

98
arch/arm/mach-omap2/omap_hwmod.c
View File

@ -706,27 +706,65 @@ static void _enable_module(struct omap_hwmod *oh)
}
/**
* _disable_module - enable CLKCTRL modulemode on OMAP4
* _omap4_wait_target_disable - wait for a module to be disabled on OMAP4
* @oh: struct omap_hwmod *
*
* Wait for a module @oh to enter slave idle. Returns 0 if the module
* does not have an IDLEST bit or if the module successfully enters
* slave idle; otherwise, pass along the return value of the
* appropriate *_cm*_wait_module_idle() function.
*/
static int _omap4_wait_target_disable(struct omap_hwmod *oh)
{
if (!cpu_is_omap44xx())
return 0;
if (!oh)
return -EINVAL;
if (oh->_int_flags & _HWMOD_NO_MPU_PORT)
return 0;
if (oh->flags & HWMOD_NO_IDLEST)
return 0;
return omap4_cminst_wait_module_idle(oh->clkdm->prcm_partition,
oh->clkdm->cm_inst,
oh->clkdm->clkdm_offs,
oh->prcm.omap4.clkctrl_offs);
}
/**
* _omap4_disable_module - enable CLKCTRL modulemode on OMAP4
* @oh: struct omap_hwmod *
*
* Disable the PRCM module mode related to the hwmod @oh.
* No return value.
* Return EINVAL if the modulemode is not supported and 0 in case of success.
*/
static void _disable_module(struct omap_hwmod *oh)
static int _omap4_disable_module(struct omap_hwmod *oh)
{
int v;
/* The module mode does not exist prior OMAP4 */
if (cpu_is_omap24xx() || cpu_is_omap34xx())
return;
if (!cpu_is_omap44xx())
return -EINVAL;
if (!oh->clkdm || !oh->prcm.omap4.modulemode)
return;
return -EINVAL;
pr_debug("omap_hwmod: %s: _disable_module\n", oh->name);
pr_debug("omap_hwmod: %s: %s\n", oh->name, __func__);
omap4_cminst_module_disable(oh->clkdm->prcm_partition,
oh->clkdm->cm_inst,
oh->clkdm->clkdm_offs,
oh->prcm.omap4.clkctrl_offs);
v = _omap4_wait_target_disable(oh);
if (v)
pr_warn("omap_hwmod: %s: _wait_target_disable failed\n",
oh->name);
return 0;
}
/**
@ -1152,36 +1190,6 @@ static int _wait_target_ready(struct omap_hwmod *oh)
return ret;
}
/**
* _wait_target_disable - wait for a module to be disabled
* @oh: struct omap_hwmod *
*
* Wait for a module @oh to enter slave idle. Returns 0 if the module
* does not have an IDLEST bit or if the module successfully enters
* slave idle; otherwise, pass along the return value of the
* appropriate *_cm*_wait_module_idle() function.
*/
static int _wait_target_disable(struct omap_hwmod *oh)
{
/* TODO: For now just handle OMAP4+ */
if (cpu_is_omap24xx() || cpu_is_omap34xx())
return 0;
if (!oh)
return -EINVAL;
if (oh->_int_flags & _HWMOD_NO_MPU_PORT)
return 0;
if (oh->flags & HWMOD_NO_IDLEST)
return 0;
return omap4_cminst_wait_module_idle(oh->clkdm->prcm_partition,
oh->clkdm->cm_inst,
oh->clkdm->clkdm_offs,
oh->prcm.omap4.clkctrl_offs);
}
/**
* _lookup_hardreset - fill register bit info for this hwmod/reset line
* @oh: struct omap_hwmod *
@ -1524,8 +1532,6 @@ static int _enable(struct omap_hwmod *oh)
*/
static int _idle(struct omap_hwmod *oh)
{
int ret;
pr_debug("omap_hwmod: %s: idling\n", oh->name);
if (oh->_state != _HWMOD_STATE_ENABLED) {
@ -1537,11 +1543,9 @@ static int _idle(struct omap_hwmod *oh)
if (oh->class->sysc)
_idle_sysc(oh);
_del_initiator_dep(oh, mpu_oh);
_disable_module(oh);
ret = _wait_target_disable(oh);
if (ret)
pr_warn("omap_hwmod: %s: _wait_target_disable failed\n",
oh->name);
_omap4_disable_module(oh);
/*
* The module must be in idle mode before disabling any parents
* clocks. Otherwise, the parent clock might be disabled before
@ -1642,11 +1646,7 @@ static int _shutdown(struct omap_hwmod *oh)
if (oh->_state == _HWMOD_STATE_ENABLED) {
_del_initiator_dep(oh, mpu_oh);
/* XXX what about the other system initiators here? dma, dsp */
_disable_module(oh);
ret = _wait_target_disable(oh);
if (ret)
pr_warn("omap_hwmod: %s: _wait_target_disable failed\n",
oh->name);
_omap4_disable_module(oh);
_disable_clocks(oh);
if (oh->clkdm)
clkdm_hwmod_disable(oh->clkdm, oh);

14
arch/arm/mach-omap2/omap_hwmod_3xxx_data.c
View File

@ -3198,7 +3198,6 @@ static __initdata struct omap_hwmod *omap3xxx_hwmods[] = {
&omap3xxx_timer9_hwmod,
&omap3xxx_timer10_hwmod,
&omap3xxx_timer11_hwmod,
&omap3xxx_timer12_hwmod,
&omap3xxx_wd_timer2_hwmod,
&omap3xxx_uart1_hwmod,
@ -3245,6 +3244,12 @@ static __initdata struct omap_hwmod *omap3xxx_hwmods[] = {
NULL,
};
/* GP-only hwmods */
static __initdata struct omap_hwmod *omap3xxx_gp_hwmods[] = {
&omap3xxx_timer12_hwmod,
NULL
};
/* 3430ES1-only hwmods */
static __initdata struct omap_hwmod *omap3430es1_hwmods[] = {
&omap3430es1_dss_core_hwmod,
@ -3296,6 +3301,13 @@ int __init omap3xxx_hwmod_init(void)
if (r < 0)
return r;
/* Register GP-only hwmods. */
if (omap_type() == OMAP2_DEVICE_TYPE_GP) {
r = omap_hwmod_register(omap3xxx_gp_hwmods);
if (r < 0)
return r;
}
rev = omap_rev();
/*

40
arch/arm/mach-omap2/voltagedomains3xxx_data.c
View File

@ -31,6 +31,14 @@
* VDD data
*/
/* OMAP3-common voltagedomain data */
static struct voltagedomain omap3_voltdm_wkup = {
.name = "wakeup",
};
/* 34xx/36xx voltagedomain data */
static const struct omap_vfsm_instance omap3_vdd1_vfsm = {
.voltsetup_reg = OMAP3_PRM_VOLTSETUP1_OFFSET,
.voltsetup_mask = OMAP3430_SETUP_TIME1_MASK,
@ -63,10 +71,6 @@ static struct voltagedomain omap3_voltdm_core = {
.vp = &omap3_vp_core,
};
static struct voltagedomain omap3_voltdm_wkup = {
.name = "wakeup",
};
static struct voltagedomain *voltagedomains_omap3[] __initdata = {
&omap3_voltdm_mpu,
&omap3_voltdm_core,
@ -74,11 +78,30 @@ static struct voltagedomain *voltagedomains_omap3[] __initdata = {
NULL,
};
/* AM35xx voltagedomain data */
static struct voltagedomain am35xx_voltdm_mpu = {
.name = "mpu_iva",
};
static struct voltagedomain am35xx_voltdm_core = {
.name = "core",
};
static struct voltagedomain *voltagedomains_am35xx[] __initdata = {
&am35xx_voltdm_mpu,
&am35xx_voltdm_core,
&omap3_voltdm_wkup,
NULL,
};
static const char *sys_clk_name __initdata = "sys_ck";
void __init omap3xxx_voltagedomains_init(void)
{
struct voltagedomain *voltdm;
struct voltagedomain **voltdms;
int i;
/*
@ -93,8 +116,13 @@ void __init omap3xxx_voltagedomains_init(void)
omap3_voltdm_core.volt_data = omap34xx_vddcore_volt_data;
}
for (i = 0; voltdm = voltagedomains_omap3[i], voltdm; i++)
if (cpu_is_omap3517() || cpu_is_omap3505())
voltdms = voltagedomains_am35xx;
else
voltdms = voltagedomains_omap3;
for (i = 0; voltdm = voltdms[i], voltdm; i++)
voltdm->sys_clk.name = sys_clk_name;
voltdm_init(voltagedomains_omap3);
voltdm_init(voltdms);
};

1
arch/arm/mach-pxa/balloon3.c
View File

@ -13,6 +13,7 @@
* published by the Free Software Foundation.
*/
#include <linux/export.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/interrupt.h>

22
arch/arm/plat-omap/dma.c
View File

@ -1034,6 +1034,18 @@ dma_addr_t omap_get_dma_src_pos(int lch)
if (IS_DMA_ERRATA(DMA_ERRATA_3_3) && offset == 0)
offset = p->dma_read(CSAC, lch);
if (!cpu_is_omap15xx()) {
/*
* CDAC == 0 indicates that the DMA transfer on the channel has
* not been started (no data has been transferred so far).
* Return the programmed source start address in this case.
*/
if (likely(p->dma_read(CDAC, lch)))
offset = p->dma_read(CSAC, lch);
else
offset = p->dma_read(CSSA, lch);
}
if (cpu_class_is_omap1())
offset |= (p->dma_read(CSSA, lch) & 0xFFFF0000);
@ -1062,8 +1074,16 @@ dma_addr_t omap_get_dma_dst_pos(int lch)
* omap 3.2/3.3 erratum: sometimes 0 is returned if CSAC/CDAC is
* read before the DMA controller finished disabling the channel.
*/
if (!cpu_is_omap15xx() && offset == 0)
if (!cpu_is_omap15xx() && offset == 0) {
offset = p->dma_read(CDAC, lch);
/*
* CDAC == 0 indicates that the DMA transfer on the channel has
* not been started (no data has been transferred so far).
* Return the programmed destination start address in this case.
*/
if (unlikely(!offset))
offset = p->dma_read(CDSA, lch);
}
if (cpu_class_is_omap1())
offset |= (p->dma_read(CDSA, lch) & 0xFFFF0000);