hollalinux
/
linux-sg2042
mirror of https://github.com/sophgo/linux-riscv.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

Merge branch 'for_3.4/fixes/pm' of git://git.kernel.org/pub/scm/linux/kernel/git/khilman/linux-omap-pm into fixes

This commit is contained in:
Tony Lindgren 2012-04-03 11:31:38 -07:00
parent 3916043576 4ba7c3c3c6
commit 08956f1c58
4 changed files with 31 additions and 23 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
arch/arm/mach-omap2/opp.c
View File

@ -64,10 +64,10 @@ int __init omap_init_opp_table(struct omap_opp_def *opp_def,
}
oh = omap_hwmod_lookup(opp_def->hwmod_name);
if (!oh || !oh->od) {
pr_warn("%s: no hwmod or odev for %s, [%d] "
pr_debug("%s: no hwmod or odev for %s, [%d] "
"cannot add OPPs.\n", __func__,
opp_def->hwmod_name, i);
return -EINVAL;
continue;
}
dev = &oh->od->pdev->dev;

38
arch/arm/mach-omap2/pm34xx.c
View File

@ -153,8 +153,7 @@ static void omap3_save_secure_ram_context(void)
pwrdm_set_next_pwrst(mpu_pwrdm, mpu_next_state);
/* Following is for error tracking, it should not happen */
if (ret) {
printk(KERN_ERR "save_secure_sram() returns %08x\n",
ret);
pr_err("save_secure_sram() returns %08x\n", ret);
while (1)
;
}
@ -289,7 +288,7 @@ void omap_sram_idle(void)
break;
default:
/* Invalid state */
printk(KERN_ERR "Invalid mpu state in sram_idle\n");
pr_err("Invalid mpu state in sram_idle\n");
return;
}
@ -439,18 +438,17 @@ restore:
list_for_each_entry(pwrst, &pwrst_list, node) {
state = pwrdm_read_prev_pwrst(pwrst->pwrdm);
if (state > pwrst->next_state) {
printk(KERN_INFO "Powerdomain (%s) didn't enter "
"target state %d\n",
pr_info("Powerdomain (%s) didn't enter "
"target state %d\n",
pwrst->pwrdm->name, pwrst->next_state);
ret = -1;
}
omap_set_pwrdm_state(pwrst->pwrdm, pwrst->saved_state);
}
if (ret)
printk(KERN_ERR "Could not enter target state in pm_suspend\n");
pr_err("Could not enter target state in pm_suspend\n");
else
printk(KERN_INFO "Successfully put all powerdomains "
"to target state\n");
pr_info("Successfully put all powerdomains to target state\n");
return ret;
}
@ -734,21 +732,22 @@ static int __init omap3_pm_init(void)
if (ret) {
pr_err("pm: Failed to request pm_io irq\n");
goto err1;
goto err2;
}
ret = pwrdm_for_each(pwrdms_setup, NULL);
if (ret) {
printk(KERN_ERR "Failed to setup powerdomains\n");
goto err2;
pr_err("Failed to setup powerdomains\n");
goto err3;
}
(void) clkdm_for_each(omap_pm_clkdms_setup, NULL);
mpu_pwrdm = pwrdm_lookup("mpu_pwrdm");
if (mpu_pwrdm == NULL) {
printk(KERN_ERR "Failed to get mpu_pwrdm\n");
goto err2;
pr_err("Failed to get mpu_pwrdm\n");
ret = -EINVAL;
goto err3;
}
neon_pwrdm = pwrdm_lookup("neon_pwrdm");
@ -781,8 +780,8 @@ static int __init omap3_pm_init(void)
omap3_secure_ram_storage =
kmalloc(0x803F, GFP_KERNEL);
if (!omap3_secure_ram_storage)
printk(KERN_ERR "Memory allocation failed when"
"allocating for secure sram context\n");
pr_err("Memory allocation failed when "
"allocating for secure sram context\n");
local_irq_disable();
local_fiq_disable();
@ -796,14 +795,17 @@ static int __init omap3_pm_init(void)
}
omap3_save_scratchpad_contents();
err1:
return ret;
err2:
free_irq(INT_34XX_PRCM_MPU_IRQ, NULL);
err3:
list_for_each_entry_safe(pwrst, tmp, &pwrst_list, node) {
list_del(&pwrst->node);
kfree(pwrst);
}
free_irq(omap_prcm_event_to_irq("io"), omap3_pm_init);
err2:
free_irq(omap_prcm_event_to_irq("wkup"), NULL);
err1:
return ret;
}

10
arch/arm/mach-omap2/pm44xx.c
View File

@ -144,7 +144,7 @@ static void omap_default_idle(void)
static int __init omap4_pm_init(void)
{
int ret;
struct clockdomain *emif_clkdm, *mpuss_clkdm, *l3_1_clkdm;
struct clockdomain *emif_clkdm, *mpuss_clkdm, *l3_1_clkdm, *l4wkup;
struct clockdomain *ducati_clkdm, *l3_2_clkdm, *l4_per_clkdm;
if (!cpu_is_omap44xx())
@ -168,14 +168,19 @@ static int __init omap4_pm_init(void)
* MPUSS -> L4_PER/L3_* and DUCATI -> L3_* doesn't work as
* expected. The hardware recommendation is to enable static
* dependencies for these to avoid system lock ups or random crashes.
* The L4 wakeup depedency is added to workaround the OCP sync hardware
* BUG with 32K synctimer which lead to incorrect timer value read
* from the 32K counter. The BUG applies for GPTIMER1 and WDT2 which
* are part of L4 wakeup clockdomain.
*/
mpuss_clkdm = clkdm_lookup("mpuss_clkdm");
emif_clkdm = clkdm_lookup("l3_emif_clkdm");
l3_1_clkdm = clkdm_lookup("l3_1_clkdm");
l3_2_clkdm = clkdm_lookup("l3_2_clkdm");
l4_per_clkdm = clkdm_lookup("l4_per_clkdm");
l4wkup = clkdm_lookup("l4_wkup_clkdm");
ducati_clkdm = clkdm_lookup("ducati_clkdm");
if ((!mpuss_clkdm) || (!emif_clkdm) || (!l3_1_clkdm) ||
if ((!mpuss_clkdm) || (!emif_clkdm) || (!l3_1_clkdm) || (!l4wkup) ||
(!l3_2_clkdm) || (!ducati_clkdm) || (!l4_per_clkdm))
goto err2;
@ -183,6 +188,7 @@ static int __init omap4_pm_init(void)
ret |= clkdm_add_wkdep(mpuss_clkdm, l3_1_clkdm);
ret |= clkdm_add_wkdep(mpuss_clkdm, l3_2_clkdm);
ret |= clkdm_add_wkdep(mpuss_clkdm, l4_per_clkdm);
ret |= clkdm_add_wkdep(mpuss_clkdm, l4wkup);
ret |= clkdm_add_wkdep(ducati_clkdm, l3_1_clkdm);
ret |= clkdm_add_wkdep(ducati_clkdm, l3_2_clkdm);
if (ret) {

2
arch/arm/mach-omap2/prm_common.c
View File

@ -290,7 +290,7 @@ int omap_prcm_register_chain_handler(struct omap_prcm_irq_setup *irq_setup)
goto err;
}
for (i = 0; i <= irq_setup->nr_regs; i++) {
for (i = 0; i < irq_setup->nr_regs; i++) {
gc = irq_alloc_generic_chip("PRCM", 1,
irq_setup->base_irq + i * 32, prm_base,
handle_level_irq);