With PWRSTS_OFF_ON, PCIe GDSCs are turned off during gdsc_disable(). This can happen during scenarios such as system suspend and breaks the resume of PCIe controllers from suspend.
So use PWRSTS_RET_ON to indicate the GDSC driver to not turn off the GDSCs during gdsc_disable() and allow the hardware to transition the GDSCs to retention when the parent domain enters low power state during system suspend.
Fixes: d1919c375f21 ("clk: qcom: Add support for Global clock controller on Kaanapali") Cc: stable@vger.kernel.org Signed-off-by: Krishna Chaitanya Chundru krishna.chundru@oss.qualcomm.com --- drivers/clk/qcom/gcc-kaanapali.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/clk/qcom/gcc-kaanapali.c b/drivers/clk/qcom/gcc-kaanapali.c index 182b152df14c252035fb28adb2e652bbfa22114a..1bae1c9dbc7764996e7c0228f9fab72d5e630cfa 100644 --- a/drivers/clk/qcom/gcc-kaanapali.c +++ b/drivers/clk/qcom/gcc-kaanapali.c @@ -3141,7 +3141,7 @@ static struct gdsc gcc_pcie_0_gdsc = { .pd = { .name = "gcc_pcie_0_gdsc", }, - .pwrsts = PWRSTS_OFF_ON, + .pwrsts = PWRSTS_RET_ON, .flags = POLL_CFG_GDSCR | RETAIN_FF_ENABLE | VOTABLE, };