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msm: pcie: check return value when enabling PCIe GDSC

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When enabling GDSC, it is required to check the return value of
the API. Add a proper check and print for the return value.

Change-Id: I4d5a1a660bed6a7f6d72a5d728c36fc54fec7c68
Signed-off-by: Tony Truong <truong@codeaurora.org>
This commit is contained in:
Tony Truong 2020-07-23 11:37:48 -07:00 • committed by Gerrit - the friendly Code Review server
commit 01363fc77e
1 changed files with 5 additions and 1 deletions
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6
drivers/pci/controller/pci-msm.c
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@ -6640,7 +6640,11 @@ static int msm_pcie_drv_resume(struct msm_pcie_dev_t *pcie_dev)
msm_pcie_vreg_init(pcie_dev);
regulator_enable(pcie_dev->gdsc);
ret = regulator_enable(pcie_dev->gdsc);
if (ret)
PCIE_ERR(pcie_dev,
"PCIe: RC%d: failed to enable GDSC: ret %d\n",
pcie_dev->rc_idx, ret);
if (pcie_dev->icc_path) {
ret = icc_set_bw(pcie_dev->icc_path, ICC_AVG_BW, ICC_PEAK_BW);