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| author | Andrey Smirnov <andrew.smirnov@gmail.com> | 2019-07-12 00:26:34 -0700 |
|---|---|---|
| committer | Felipe Balbi <felipe.balbi@linux.intel.com> | 2019-08-09 13:37:56 +0300 |
| commit | 240b65dc1e89dd83d0c4946f58e49e7ee669b25d (patch) | |
| tree | 984ee10d429422599e89e25d23895355133b419b | |
| parent | 03bf32bbb607e07bf9ac6ea126088d1dc88ea948 (diff) | |
| download | blackbird-op-linux-240b65dc1e89dd83d0c4946f58e49e7ee669b25d.tar.gz blackbird-op-linux-240b65dc1e89dd83d0c4946f58e49e7ee669b25d.zip | |
usb: dwc3: Use clk_bulk_prepare_enable()
Use clk_bulk_prepare_enable() and clk_bulk_disable_unprepare() to
simplify code a bit. No functional change intended.
Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com>
Cc: Felipe Balbi <balbi@kernel.org>
Cc: Chris Healy <cphealy@gmail.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: linux-usb@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
| -rw-r--r-- | drivers/usb/dwc3/core.c | 23 |
1 files changed, 5 insertions, 18 deletions
diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c index 7ae2eee72f90..30ebf3c65a63 100644 --- a/drivers/usb/dwc3/core.c +++ b/drivers/usb/dwc3/core.c @@ -699,8 +699,7 @@ static void dwc3_core_exit(struct dwc3 *dwc) usb_phy_set_suspend(dwc->usb3_phy, 1); phy_power_off(dwc->usb2_generic_phy); phy_power_off(dwc->usb3_generic_phy); - clk_bulk_disable(dwc->num_clks, dwc->clks); - clk_bulk_unprepare(dwc->num_clks, dwc->clks); + clk_bulk_disable_unprepare(dwc->num_clks, dwc->clks); reset_control_assert(dwc->reset); } @@ -1463,14 +1462,10 @@ static int dwc3_probe(struct platform_device *pdev) if (ret) return ret; - ret = clk_bulk_prepare(dwc->num_clks, dwc->clks); + ret = clk_bulk_prepare_enable(dwc->num_clks, dwc->clks); if (ret) goto assert_reset; - ret = clk_bulk_enable(dwc->num_clks, dwc->clks); - if (ret) - goto unprepare_clks; - if (!dwc3_core_is_valid(dwc)) { dev_err(dwc->dev, "this is not a DesignWare USB3 DRD Core\n"); ret = -ENODEV; @@ -1543,9 +1538,7 @@ err1: pm_runtime_disable(&pdev->dev); disable_clks: - clk_bulk_disable(dwc->num_clks, dwc->clks); -unprepare_clks: - clk_bulk_unprepare(dwc->num_clks, dwc->clks); + clk_bulk_disable_unprepare(dwc->num_clks, dwc->clks); assert_reset: reset_control_assert(dwc->reset); @@ -1583,14 +1576,10 @@ static int dwc3_core_init_for_resume(struct dwc3 *dwc) if (ret) return ret; - ret = clk_bulk_prepare(dwc->num_clks, dwc->clks); + ret = clk_bulk_prepare_enable(dwc->num_clks, dwc->clks); if (ret) goto assert_reset; - ret = clk_bulk_enable(dwc->num_clks, dwc->clks); - if (ret) - goto unprepare_clks; - ret = dwc3_core_init(dwc); if (ret) goto disable_clks; @@ -1598,9 +1587,7 @@ static int dwc3_core_init_for_resume(struct dwc3 *dwc) return 0; disable_clks: - clk_bulk_disable(dwc->num_clks, dwc->clks); -unprepare_clks: - clk_bulk_unprepare(dwc->num_clks, dwc->clks); + clk_bulk_disable_unprepare(dwc->num_clks, dwc->clks); assert_reset: reset_control_assert(dwc->reset); |
