diff options
-rw-r--r-- | drivers/base/power/clock_ops.c | 19 |
1 files changed, 15 insertions, 4 deletions
diff --git a/drivers/base/power/clock_ops.c b/drivers/base/power/clock_ops.c index b99e6c06ee67..78369305e069 100644 --- a/drivers/base/power/clock_ops.c +++ b/drivers/base/power/clock_ops.c | |||
@@ -368,8 +368,13 @@ int pm_clk_suspend(struct device *dev) | |||
368 | 368 | ||
369 | spin_lock_irqsave(&psd->lock, flags); | 369 | spin_lock_irqsave(&psd->lock, flags); |
370 | 370 | ||
371 | list_for_each_entry_reverse(ce, &psd->clock_list, node) | 371 | list_for_each_entry_reverse(ce, &psd->clock_list, node) { |
372 | clk_disable(ce->clk); | 372 | if (ce->status < PCE_STATUS_ERROR) { |
373 | if (ce->status == PCE_STATUS_ENABLED) | ||
374 | clk_disable(ce->clk); | ||
375 | ce->status = PCE_STATUS_ACQUIRED; | ||
376 | } | ||
377 | } | ||
373 | 378 | ||
374 | spin_unlock_irqrestore(&psd->lock, flags); | 379 | spin_unlock_irqrestore(&psd->lock, flags); |
375 | 380 | ||
@@ -385,6 +390,7 @@ int pm_clk_resume(struct device *dev) | |||
385 | struct pm_subsys_data *psd = dev_to_psd(dev); | 390 | struct pm_subsys_data *psd = dev_to_psd(dev); |
386 | struct pm_clock_entry *ce; | 391 | struct pm_clock_entry *ce; |
387 | unsigned long flags; | 392 | unsigned long flags; |
393 | int ret; | ||
388 | 394 | ||
389 | dev_dbg(dev, "%s()\n", __func__); | 395 | dev_dbg(dev, "%s()\n", __func__); |
390 | 396 | ||
@@ -394,8 +400,13 @@ int pm_clk_resume(struct device *dev) | |||
394 | 400 | ||
395 | spin_lock_irqsave(&psd->lock, flags); | 401 | spin_lock_irqsave(&psd->lock, flags); |
396 | 402 | ||
397 | list_for_each_entry(ce, &psd->clock_list, node) | 403 | list_for_each_entry(ce, &psd->clock_list, node) { |
398 | __pm_clk_enable(dev, ce->clk); | 404 | if (ce->status < PCE_STATUS_ERROR) { |
405 | ret = __pm_clk_enable(dev, ce->clk); | ||
406 | if (!ret) | ||
407 | ce->status = PCE_STATUS_ENABLED; | ||
408 | } | ||
409 | } | ||
399 | 410 | ||
400 | spin_unlock_irqrestore(&psd->lock, flags); | 411 | spin_unlock_irqrestore(&psd->lock, flags); |
401 | 412 | ||