nathan/Chromebook-Device-Nyan-NVIDIA-Tegra-K1-T124-Upstream-Linux-3.10-LTS-Kernel
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Updated from Linux LTS 3.10.24 to 3.10.25

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This commit is contained in:
Nathan
2025-04-09 19:32:12 -05:00
parent cc92f436cd
commit 92cb237c3b
85 changed files with 642 additions and 313 deletions
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7
arch/arm/kernel/process.c
View File

@@ -410,6 +410,7 @@ EXPORT_SYMBOL(dump_fpu);
unsigned long get_wchan(struct task_struct *p)
{
struct stackframe frame;
unsigned long stack_page;
int count = 0;
if (!p || p == current || p->state == TASK_RUNNING)
return 0;
@@ -418,9 +419,11 @@ unsigned long get_wchan(struct task_struct *p)
frame.sp = thread_saved_sp(p);
frame.lr = 0; /* recovered from the stack */
frame.pc = thread_saved_pc(p);
stack_page = (unsigned long)task_stack_page(p);
do {
int ret = unwind_frame(&frame);
if (ret < 0)
if (frame.sp < stack_page ||
frame.sp >= stack_page + THREAD_SIZE ||
unwind_frame(&frame) < 0)
return 0;
if (!in_sched_functions(frame.pc))
return frame.pc;

2
arch/arm/kernel/stacktrace.c
View File

@@ -31,7 +31,7 @@ int notrace unwind_frame(struct stackframe *frame)
high = ALIGN(low, THREAD_SIZE);
/* check current frame pointer is within bounds */
if (fp < (low + 12) || fp + 4 >= high)
if (fp < low + 12 || fp > high - 4)
return -EINVAL;
/* restore the registers from the stack frame */

43
arch/arm/mach-omap2/omap_hwmod.c
View File

@@ -399,7 +399,7 @@ static int _set_clockactivity(struct omap_hwmod *oh, u8 clockact, u32 *v)
}
/**
* _set_softreset: set OCP_SYSCONFIG.CLOCKACTIVITY bits in @v
* _set_softreset: set OCP_SYSCONFIG.SOFTRESET bit in @v
* @oh: struct omap_hwmod *
* @v: pointer to register contents to modify
*
@@ -426,6 +426,36 @@ static int _set_softreset(struct omap_hwmod *oh, u32 *v)
return 0;
}
/**
* _clear_softreset: clear OCP_SYSCONFIG.SOFTRESET bit in @v
* @oh: struct omap_hwmod *
* @v: pointer to register contents to modify
*
* Clear the SOFTRESET bit in @v for hwmod @oh. Returns -EINVAL upon
* error or 0 upon success.
*/
static int _clear_softreset(struct omap_hwmod *oh, u32 *v)
{
u32 softrst_mask;
if (!oh->class->sysc ||
!(oh->class->sysc->sysc_flags & SYSC_HAS_SOFTRESET))
return -EINVAL;
if (!oh->class->sysc->sysc_fields) {
WARN(1,
"omap_hwmod: %s: sysc_fields absent for sysconfig class\n",
oh->name);
return -EINVAL;
}
softrst_mask = (0x1 << oh->class->sysc->sysc_fields->srst_shift);
*v &= ~softrst_mask;
return 0;
}
/**
* _wait_softreset_complete - wait for an OCP softreset to complete
* @oh: struct omap_hwmod * to wait on
@@ -1909,6 +1939,12 @@ static int _ocp_softreset(struct omap_hwmod *oh)
ret = _set_softreset(oh, &v);
if (ret)
goto dis_opt_clks;
_write_sysconfig(v, oh);
ret = _clear_softreset(oh, &v);
if (ret)
goto dis_opt_clks;
_write_sysconfig(v, oh);
if (oh->class->sysc->srst_udelay)
@@ -3148,6 +3184,11 @@ int omap_hwmod_softreset(struct omap_hwmod *oh)
goto error;
_write_sysconfig(v, oh);
ret = _clear_softreset(oh, &v);
if (ret)
goto error;
_write_sysconfig(v, oh);
error:
return ret;
}

13
arch/arm/mach-omap2/omap_hwmod_3xxx_data.c
View File

@@ -1930,7 +1930,8 @@ static struct omap_hwmod_class_sysconfig omap3xxx_usb_host_hs_sysc = {
.syss_offs = 0x0014,
.sysc_flags = (SYSC_HAS_MIDLEMODE | SYSC_HAS_CLOCKACTIVITY |
SYSC_HAS_SIDLEMODE | SYSC_HAS_ENAWAKEUP |
SYSC_HAS_SOFTRESET | SYSC_HAS_AUTOIDLE),
SYSC_HAS_SOFTRESET | SYSC_HAS_AUTOIDLE |
SYSS_HAS_RESET_STATUS),
.idlemodes = (SIDLE_FORCE | SIDLE_NO | SIDLE_SMART |
MSTANDBY_FORCE | MSTANDBY_NO | MSTANDBY_SMART),
.sysc_fields = &omap_hwmod_sysc_type1,
@@ -2008,15 +2009,7 @@ static struct omap_hwmod omap3xxx_usb_host_hs_hwmod = {
* hence HWMOD_SWSUP_MSTANDBY
*/
/*
* During system boot; If the hwmod framework resets the module
* the module will have smart idle settings; which can lead to deadlock
* (above Errata Id:i660); so, dont reset the module during boot;
* Use HWMOD_INIT_NO_RESET.
*/
.flags = HWMOD_SWSUP_SIDLE | HWMOD_SWSUP_MSTANDBY |
HWMOD_INIT_NO_RESET,
.flags = HWMOD_SWSUP_SIDLE | HWMOD_SWSUP_MSTANDBY,
};
/*

8
arch/arm/mach-pxa/reset.c
View File

@@ -13,6 +13,7 @@
#include <mach/regs-ost.h>
#include <mach/reset.h>
#include <mach/smemc.h>
unsigned int reset_status;
EXPORT_SYMBOL(reset_status);
@@ -81,6 +82,12 @@ static void do_hw_reset(void)
writel_relaxed(OSSR_M3, OSSR);
/* ... in 100 ms */
writel_relaxed(readl_relaxed(OSCR) + 368640, OSMR3);
/*
* SDRAM hangs on watchdog reset on Marvell PXA270 (erratum 71)
* we put SDRAM into self-refresh to prevent that
*/
while (1)
writel_relaxed(MDREFR_SLFRSH, MDREFR);
}
void pxa_restart(char mode, const char *cmd)
@@ -104,4 +111,3 @@ void pxa_restart(char mode, const char *cmd)
break;
}
}

102
arch/arm/mach-pxa/tosa.c
View File

@@ -424,57 +424,57 @@ static struct platform_device tosa_power_device = {
* Tosa Keyboard
*/
static const uint32_t tosakbd_keymap[] = {
KEY(0, 2, KEY_W),
KEY(0, 6, KEY_K),
KEY(0, 7, KEY_BACKSPACE),
KEY(0, 8, KEY_P),
KEY(1, 1, KEY_Q),
KEY(1, 2, KEY_E),
KEY(1, 3, KEY_T),
KEY(1, 4, KEY_Y),
KEY(1, 6, KEY_O),
KEY(1, 7, KEY_I),
KEY(1, 8, KEY_COMMA),
KEY(2, 1, KEY_A),
KEY(2, 2, KEY_D),
KEY(2, 3, KEY_G),
KEY(2, 4, KEY_U),
KEY(2, 6, KEY_L),
KEY(2, 7, KEY_ENTER),
KEY(2, 8, KEY_DOT),
KEY(3, 1, KEY_Z),
KEY(3, 2, KEY_C),
KEY(3, 3, KEY_V),
KEY(3, 4, KEY_J),
KEY(3, 5, TOSA_KEY_ADDRESSBOOK),
KEY(3, 6, TOSA_KEY_CANCEL),
KEY(3, 7, TOSA_KEY_CENTER),
KEY(3, 8, TOSA_KEY_OK),
KEY(3, 9, KEY_LEFTSHIFT),
KEY(4, 1, KEY_S),
KEY(4, 2, KEY_R),
KEY(4, 3, KEY_B),
KEY(4, 4, KEY_N),
KEY(4, 5, TOSA_KEY_CALENDAR),
KEY(4, 6, TOSA_KEY_HOMEPAGE),
KEY(4, 7, KEY_LEFTCTRL),
KEY(4, 8, TOSA_KEY_LIGHT),
KEY(4, 10, KEY_RIGHTSHIFT),
KEY(5, 1, KEY_TAB),
KEY(5, 2, KEY_SLASH),
KEY(5, 3, KEY_H),
KEY(5, 4, KEY_M),
KEY(5, 5, TOSA_KEY_MENU),
KEY(5, 7, KEY_UP),
KEY(5, 11, TOSA_KEY_FN),
KEY(6, 1, KEY_X),
KEY(6, 2, KEY_F),
KEY(6, 3, KEY_SPACE),
KEY(6, 4, KEY_APOSTROPHE),
KEY(6, 5, TOSA_KEY_MAIL),
KEY(6, 6, KEY_LEFT),
KEY(6, 7, KEY_DOWN),
KEY(6, 8, KEY_RIGHT),
KEY(0, 1, KEY_W),
KEY(0, 5, KEY_K),
KEY(0, 6, KEY_BACKSPACE),
KEY(0, 7, KEY_P),
KEY(1, 0, KEY_Q),
KEY(1, 1, KEY_E),
KEY(1, 2, KEY_T),
KEY(1, 3, KEY_Y),
KEY(1, 5, KEY_O),
KEY(1, 6, KEY_I),
KEY(1, 7, KEY_COMMA),
KEY(2, 0, KEY_A),
KEY(2, 1, KEY_D),
KEY(2, 2, KEY_G),
KEY(2, 3, KEY_U),
KEY(2, 5, KEY_L),
KEY(2, 6, KEY_ENTER),
KEY(2, 7, KEY_DOT),
KEY(3, 0, KEY_Z),
KEY(3, 1, KEY_C),
KEY(3, 2, KEY_V),
KEY(3, 3, KEY_J),
KEY(3, 4, TOSA_KEY_ADDRESSBOOK),
KEY(3, 5, TOSA_KEY_CANCEL),
KEY(3, 6, TOSA_KEY_CENTER),
KEY(3, 7, TOSA_KEY_OK),
KEY(3, 8, KEY_LEFTSHIFT),
KEY(4, 0, KEY_S),
KEY(4, 1, KEY_R),
KEY(4, 2, KEY_B),
KEY(4, 3, KEY_N),
KEY(4, 4, TOSA_KEY_CALENDAR),
KEY(4, 5, TOSA_KEY_HOMEPAGE),
KEY(4, 6, KEY_LEFTCTRL),
KEY(4, 7, TOSA_KEY_LIGHT),
KEY(4, 9, KEY_RIGHTSHIFT),
KEY(5, 0, KEY_TAB),
KEY(5, 1, KEY_SLASH),
KEY(5, 2, KEY_H),
KEY(5, 3, KEY_M),
KEY(5, 4, TOSA_KEY_MENU),
KEY(5, 6, KEY_UP),
KEY(5, 10, TOSA_KEY_FN),
KEY(6, 0, KEY_X),
KEY(6, 1, KEY_F),
KEY(6, 2, KEY_SPACE),
KEY(6, 3, KEY_APOSTROPHE),
KEY(6, 4, TOSA_KEY_MAIL),
KEY(6, 5, KEY_LEFT),
KEY(6, 6, KEY_DOWN),
KEY(6, 7, KEY_RIGHT),
};
static struct matrix_keymap_data tosakbd_keymap_data = {