Messages in this thread Patch in this message | | | From | Grygorii Strashko <> | Subject | [PATCH v3 2/5] PM / clock_ops: make __pm_clk_enable more generic | Date | Thu, 23 Oct 2014 17:22:59 +0300 |
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Now there are two places in code which do the same things, so allow __pm_clk_enable() to accept pointer on pm_clock_entry structure as second parameter instead of pointer on clock and remove duplicated code.
Also, updated function intended to be used by the following patch.
CC: Santosh Shilimkar <ssantosh@kernel.org> CC: Kevin Hilman <khilman@linaro.org> CC: Ulf Hansson <ulf.hansson@linaro.org> CC: Geert Uytterhoeven <geert@linux-m68k.org> CC: Dmitry Torokhov <dmitry.torokhov@gmail.com> Signed-off-by: Grygorii Strashko <grygorii.strashko@ti.com> --- drivers/base/power/clock_ops.c | 38 ++++++++++++++++---------------------- 1 file changed, 16 insertions(+), 22 deletions(-)
diff --git a/drivers/base/power/clock_ops.c b/drivers/base/power/clock_ops.c index f14b767..c3b44c1 100644 --- a/drivers/base/power/clock_ops.c +++ b/drivers/base/power/clock_ops.c @@ -34,14 +34,20 @@ struct pm_clock_entry { /** * pm_clk_enable - Enable a clock, reporting any errors * @dev: The device for the given clock - * @clk: The clock being enabled. + * @ce: PM clock entry corresponding to the clock. */ -static inline int __pm_clk_enable(struct device *dev, struct clk *clk) +static inline int __pm_clk_enable(struct device *dev, struct pm_clock_entry *ce) { - int ret = clk_enable(clk); - if (ret) - dev_err(dev, "%s: failed to enable clk %p, error %d\n", - __func__, clk, ret); + int ret; + + if (ce->status < PCE_STATUS_ERROR) { + ret = clk_enable(ce->clk); + if (!ret) + ce->status = PCE_STATUS_ENABLED; + else + dev_err(dev, "%s: failed to enable clk %p, error %d\n", + __func__, ce->clk, ret); + } return ret; } @@ -287,7 +293,6 @@ int pm_clk_resume(struct device *dev) struct pm_subsys_data *psd = dev_to_psd(dev); struct pm_clock_entry *ce; unsigned long flags; - int ret; dev_dbg(dev, "%s()\n", __func__); @@ -296,13 +301,8 @@ int pm_clk_resume(struct device *dev) spin_lock_irqsave(&psd->lock, flags); - list_for_each_entry(ce, &psd->clock_list, node) { - if (ce->status < PCE_STATUS_ERROR) { - ret = __pm_clk_enable(dev, ce->clk); - if (!ret) - ce->status = PCE_STATUS_ENABLED; - } - } + list_for_each_entry(ce, &psd->clock_list, node) + __pm_clk_enable(dev, ce); spin_unlock_irqrestore(&psd->lock, flags); @@ -411,7 +411,6 @@ int pm_clk_resume(struct device *dev) struct pm_subsys_data *psd = dev_to_psd(dev); struct pm_clock_entry *ce; unsigned long flags; - int ret; dev_dbg(dev, "%s()\n", __func__); @@ -421,13 +420,8 @@ int pm_clk_resume(struct device *dev) spin_lock_irqsave(&psd->lock, flags); - list_for_each_entry(ce, &psd->clock_list, node) { - if (ce->status < PCE_STATUS_ERROR) { - ret = __pm_clk_enable(dev, ce->clk); - if (!ret) - ce->status = PCE_STATUS_ENABLED; - } - } + list_for_each_entry(ce, &psd->clock_list, node) + __pm_clk_enable(dev, ce); spin_unlock_irqrestore(&psd->lock, flags); -- 1.9.1
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