From 6be22343cc546b46402869668da453d56921c14e Mon Sep 17 00:00:00 2001 From: Chunfeng Yun Date: Wed, 10 Apr 2019 14:54:16 +0800 Subject: PCI: mediatek: Get optional clocks with devm_clk_get_optional() Update the driver to use devm_clk_get_optional() to claim optional clocks instead of devm_clk_get(). Signed-off-by: Chunfeng Yun Signed-off-by: Lorenzo Pieralisi Acked-by: Ryder Lee Acked-by: Honghui Zhang Cc: Ryder Lee Cc: Honghui Zhang --- drivers/pci/controller/pcie-mediatek.c | 50 ++++++++++------------------------ 1 file changed, 15 insertions(+), 35 deletions(-) (limited to 'drivers/pci') diff --git a/drivers/pci/controller/pcie-mediatek.c b/drivers/pci/controller/pcie-mediatek.c index 0b6c72804e03..adb6cb15daa2 100644 --- a/drivers/pci/controller/pcie-mediatek.c +++ b/drivers/pci/controller/pcie-mediatek.c @@ -915,49 +915,29 @@ static int mtk_pcie_parse_port(struct mtk_pcie *pcie, /* sys_ck might be divided into the following parts in some chips */ snprintf(name, sizeof(name), "ahb_ck%d", slot); - port->ahb_ck = devm_clk_get(dev, name); - if (IS_ERR(port->ahb_ck)) { - if (PTR_ERR(port->ahb_ck) == -EPROBE_DEFER) - return -EPROBE_DEFER; - - port->ahb_ck = NULL; - } + port->ahb_ck = devm_clk_get_optional(dev, name); + if (IS_ERR(port->ahb_ck)) + return PTR_ERR(port->ahb_ck); snprintf(name, sizeof(name), "axi_ck%d", slot); - port->axi_ck = devm_clk_get(dev, name); - if (IS_ERR(port->axi_ck)) { - if (PTR_ERR(port->axi_ck) == -EPROBE_DEFER) - return -EPROBE_DEFER; - - port->axi_ck = NULL; - } + port->axi_ck = devm_clk_get_optional(dev, name); + if (IS_ERR(port->axi_ck)) + return PTR_ERR(port->axi_ck); snprintf(name, sizeof(name), "aux_ck%d", slot); - port->aux_ck = devm_clk_get(dev, name); - if (IS_ERR(port->aux_ck)) { - if (PTR_ERR(port->aux_ck) == -EPROBE_DEFER) - return -EPROBE_DEFER; - - port->aux_ck = NULL; - } + port->aux_ck = devm_clk_get_optional(dev, name); + if (IS_ERR(port->aux_ck)) + return PTR_ERR(port->aux_ck); snprintf(name, sizeof(name), "obff_ck%d", slot); - port->obff_ck = devm_clk_get(dev, name); - if (IS_ERR(port->obff_ck)) { - if (PTR_ERR(port->obff_ck) == -EPROBE_DEFER) - return -EPROBE_DEFER; - - port->obff_ck = NULL; - } + port->obff_ck = devm_clk_get_optional(dev, name); + if (IS_ERR(port->obff_ck)) + return PTR_ERR(port->obff_ck); snprintf(name, sizeof(name), "pipe_ck%d", slot); - port->pipe_ck = devm_clk_get(dev, name); - if (IS_ERR(port->pipe_ck)) { - if (PTR_ERR(port->pipe_ck) == -EPROBE_DEFER) - return -EPROBE_DEFER; - - port->pipe_ck = NULL; - } + port->pipe_ck = devm_clk_get_optional(dev, name); + if (IS_ERR(port->pipe_ck)) + return PTR_ERR(port->pipe_ck); snprintf(name, sizeof(name), "pcie-rst%d", slot); port->reset = devm_reset_control_get_optional_exclusive(dev, name); -- cgit v1.2.3