On 01/17/2013 01:44 PM, Felipe Balbi wrote:
> On Thu, Jan 17, 2013 at 01:30:23PM +0200, Roger Quadros wrote:
>> All ports have similarly named port clocks so we can
>> bunch them into a port data structure and use for loop
>> to enable/disable the clocks.
>>
>> Dynamically allocate and get clocks based on number of ports
>> available on the platform
>>
>> Signed-off-by: Roger Quadros <rog...@ti.com>
>> ---
>> drivers/mfd/omap-usb-host.c | 180
>> ++++++++++++++++++++++++------------------
>> 1 files changed, 103 insertions(+), 77 deletions(-)
>>
>> diff --git a/drivers/mfd/omap-usb-host.c b/drivers/mfd/omap-usb-host.c
>> index 779588b..c75b79d 100644
>> --- a/drivers/mfd/omap-usb-host.c
>> +++ b/drivers/mfd/omap-usb-host.c
>> @@ -92,13 +92,12 @@
>>
>> struct usbhs_hcd_omap {
>> int nports;
>> + struct clk **utmi_clk;
>>
>> struct clk *xclk60mhsp1_ck;
>> struct clk *xclk60mhsp2_ck;
>> - struct clk *utmi_p1_fck;
>> - struct clk *usbhost_p1_fck;
>> - struct clk *utmi_p2_fck;
>> - struct clk *usbhost_p2_fck;
>> + struct clk *utmi_p1_gfclk;
>> + struct clk *utmi_p2_gfclk;
>> struct clk *init_60m_fclk;
>> struct clk *ehci_logic_fck;
>>
>> @@ -276,6 +275,7 @@ static int usbhs_runtime_resume(struct device *dev)
>> struct usbhs_hcd_omap *omap = dev_get_drvdata(dev);
>> struct usbhs_omap_platform_data *pdata = omap->pdata;
>> unsigned long flags;
>> + int i, r;
>>
>> dev_dbg(dev, "usbhs_runtime_resume\n");
>>
>> @@ -285,13 +285,18 @@ static int usbhs_runtime_resume(struct device *dev)
>> if (omap->ehci_logic_fck && !IS_ERR(omap->ehci_logic_fck))
>> clk_enable(omap->ehci_logic_fck);
>>
>> - if (is_ehci_tll_mode(pdata->port_mode[0]))
>> - clk_enable(omap->usbhost_p1_fck);
>> - if (is_ehci_tll_mode(pdata->port_mode[1]))
>> - clk_enable(omap->usbhost_p2_fck);
>> -
>> - clk_enable(omap->utmi_p1_fck);
>> - clk_enable(omap->utmi_p2_fck);
>> + for (i = 0; i < omap->nports; i++) {
>> + if (is_ehci_tll_mode(pdata->port_mode[i])) {
>> + if (omap->utmi_clk[i]) {
>> + r = clk_enable(omap->utmi_clk[i]);
>> + if (r) {
>> + dev_err(dev,
>> + "Can't enable port %d clk : %d\n",
>> + i, r);
>> + }
>> + }
>> + }
>> + }
>
> you can decrease indentation here a little bit:
>
> for (i = 0; i < omap->nports; i++) {
> if (!is_ehci_tll_mode(pdata->port_mode[i]))
> continue;
>
> if (!omap->utmi_clk[i])
> continue;
>
> r = clk_enable(omap->utmi_clk[i]);
> if (r) {
> dev_err(dev,
> "Can't enable port %d clk : %d\n",
> i, r);
> }
> }
OK.
--
cheers,
-roger
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