| lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
|
Open Source and information security mailing list archives
| ||
|
Date: Wed, 22 Feb 2023 10:25:03 +0100
From: AngeloGioacchino Del Regno
<angelogioacchino.delregno@...labora.com>
To: mturquette@...libre.com
Cc: sboyd@...nel.org, matthias.bgg@...il.com,
angelogioacchino.delregno@...labora.com, wenst@...omium.org,
johnson.wang@...iatek.com, miles.chen@...iatek.com,
chun-jie.chen@...iatek.com, daniel@...rotopia.org,
fparent@...libre.com, msp@...libre.com, nfraprado@...labora.com,
rex-bc.chen@...iatek.com, zhaojh329@...il.com,
sam.shih@...iatek.com, edward-jw.yang@...iatek.com,
yangyingliang@...wei.com, granquet@...libre.com,
pablo.sun@...iatek.com, sean.wang@...iatek.com,
chen.zhong@...iatek.com, linux-kernel@...r.kernel.org,
linux-clk@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
linux-mediatek@...ts.infradead.org
Subject: [PATCH v5 14/54] clk: mediatek: mt8365: Convert to mtk_clk_simple_{probe,remove}()
All clocks in this driver are supported by the common simple probe
mechanism and it's now possible to migrate to it.
While at it, also switch to using the module_platform_driver() macro.
Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
Reviewed-by: Chen-Yu Tsai <wenst@...omium.org>
---
drivers/clk/mediatek/clk-mt8365.c | 241 +++++-------------------------
1 file changed, 37 insertions(+), 204 deletions(-)
diff --git a/drivers/clk/mediatek/clk-mt8365.c b/drivers/clk/mediatek/clk-mt8365.c
index fef6c653c9ce..208cdc157918 100644
--- a/drivers/clk/mediatek/clk-mt8365.c
+++ b/drivers/clk/mediatek/clk-mt8365.c
@@ -752,220 +752,53 @@ static const struct mtk_gate peri_clks[] = {
&mtk_clk_gate_ops_no_setclr),
};
-static int clk_mt8365_top_probe(struct platform_device *pdev)
-{
- void __iomem *base;
- struct clk_hw_onecell_data *clk_data;
- struct device_node *node = pdev->dev.of_node;
- struct device *dev = &pdev->dev;
- int ret;
- int i;
-
- base = devm_platform_ioremap_resource(pdev, 0);
- if (IS_ERR(base))
- return PTR_ERR(base);
-
- clk_data = mtk_alloc_clk_data(CLK_TOP_NR_CLK);
- if (!clk_data)
- return -ENOMEM;
-
- ret = mtk_clk_register_fixed_clks(top_fixed_clks,
- ARRAY_SIZE(top_fixed_clks), clk_data);
- if (ret)
- goto free_clk_data;
-
- ret = mtk_clk_register_factors(top_divs, ARRAY_SIZE(top_divs),
- clk_data);
- if (ret)
- goto unregister_fixed_clks;
-
- ret = mtk_clk_register_muxes(&pdev->dev, top_muxes,
- ARRAY_SIZE(top_muxes), node,
- &mt8365_clk_lock, clk_data);
- if (ret)
- goto unregister_factors;
-
- ret = mtk_clk_register_composites(&pdev->dev, top_misc_muxes,
- ARRAY_SIZE(top_misc_muxes), base,
- &mt8365_clk_lock, clk_data);
- if (ret)
- goto unregister_muxes;
-
- ret = mtk_clk_register_dividers(top_adj_divs, ARRAY_SIZE(top_adj_divs),
- base, &mt8365_clk_lock, clk_data);
- if (ret)
- goto unregister_composites;
-
- ret = mtk_clk_register_gates(&pdev->dev, node, top_clk_gates,
- ARRAY_SIZE(top_clk_gates), clk_data);
- if (ret)
- goto unregister_dividers;
-
- ret = of_clk_add_hw_provider(node, of_clk_hw_onecell_get, clk_data);
- if (ret)
- goto unregister_gates;
-
- return 0;
-unregister_gates:
- mtk_clk_unregister_gates(top_clk_gates, ARRAY_SIZE(top_clk_gates), clk_data);
-unregister_dividers:
- mtk_clk_unregister_dividers(top_adj_divs, ARRAY_SIZE(top_adj_divs),
- clk_data);
-unregister_composites:
- mtk_clk_unregister_composites(top_misc_muxes,
- ARRAY_SIZE(top_misc_muxes), clk_data);
-unregister_muxes:
- mtk_clk_unregister_muxes(top_muxes, ARRAY_SIZE(top_muxes), clk_data);
-unregister_factors:
- mtk_clk_unregister_factors(top_divs, ARRAY_SIZE(top_divs), clk_data);
-unregister_fixed_clks:
- mtk_clk_unregister_fixed_clks(top_fixed_clks,
- ARRAY_SIZE(top_fixed_clks), clk_data);
-free_clk_data:
- mtk_free_clk_data(clk_data);
-
- return ret;
-}
-
-static int clk_mt8365_infra_probe(struct platform_device *pdev)
-{
- struct clk_hw_onecell_data *clk_data;
- struct device_node *node = pdev->dev.of_node;
- int ret;
-
- clk_data = mtk_alloc_clk_data(CLK_IFR_NR_CLK);
- if (!clk_data)
- return -ENOMEM;
-
- ret = mtk_clk_register_gates(&pdev->dev, node, ifr_clks,
- ARRAY_SIZE(ifr_clks), clk_data);
- if (ret)
- goto free_clk_data;
-
- ret = of_clk_add_hw_provider(node, of_clk_hw_onecell_get, clk_data);
- if (ret)
- goto unregister_gates;
-
- return 0;
-
-unregister_gates:
- mtk_clk_unregister_gates(ifr_clks, ARRAY_SIZE(ifr_clks), clk_data);
-free_clk_data:
- mtk_free_clk_data(clk_data);
-
- return ret;
-}
-
-static int clk_mt8365_peri_probe(struct platform_device *pdev)
-{
- void __iomem *base;
- struct clk_hw_onecell_data *clk_data;
- struct device *dev = &pdev->dev;
- struct device_node *node = dev->of_node;
- int ret;
-
- base = devm_platform_ioremap_resource(pdev, 0);
- if (IS_ERR(base))
- return PTR_ERR(base);
-
- clk_data = mtk_devm_alloc_clk_data(dev, CLK_PERI_NR_CLK);
- if (!clk_data)
- return -ENOMEM;
-
-
- ret = mtk_clk_register_gates(&pdev->dev, node, peri_clks,
- ARRAY_SIZE(peri_clks), clk_data);
- if (ret)
- return ret;
-
- ret = of_clk_add_hw_provider(node, of_clk_hw_onecell_get, clk_data);
-
- return ret;
-}
-
-static int clk_mt8365_mcu_probe(struct platform_device *pdev)
-{
- struct clk_hw_onecell_data *clk_data;
- struct device_node *node = pdev->dev.of_node;
- void __iomem *base;
- int ret;
-
- base = devm_platform_ioremap_resource(pdev, 0);
- if (IS_ERR(base))
- return PTR_ERR(base);
-
- clk_data = mtk_alloc_clk_data(CLK_MCU_NR_CLK);
- if (!clk_data)
- return -ENOMEM;
-
- ret = mtk_clk_register_composites(&pdev->dev, mcu_muxes,
- ARRAY_SIZE(mcu_muxes), base,
- &mt8365_clk_lock, clk_data);
- if (ret)
- goto free_clk_data;
-
- ret = of_clk_add_hw_provider(node, of_clk_hw_onecell_get, clk_data);
- if (ret)
- goto unregister_composites;
+static const struct mtk_clk_desc topck_desc = {
+ .clks = top_clk_gates,
+ .num_clks = ARRAY_SIZE(top_clk_gates),
+ .fixed_clks = top_fixed_clks,
+ .num_fixed_clks = ARRAY_SIZE(top_fixed_clks),
+ .factor_clks = top_divs,
+ .num_factor_clks = ARRAY_SIZE(top_divs),
+ .mux_clks = top_muxes,
+ .num_mux_clks = ARRAY_SIZE(top_muxes),
+ .composite_clks = top_misc_muxes,
+ .num_composite_clks = ARRAY_SIZE(top_misc_muxes),
+ .divider_clks = top_adj_divs,
+ .num_divider_clks = ARRAY_SIZE(top_adj_divs),
+ .clk_lock = &mt8365_clk_lock,
+};
- return 0;
+static const struct mtk_clk_desc infra_desc = {
+ .clks = ifr_clks,
+ .num_clks = ARRAY_SIZE(ifr_clks),
+};
-unregister_composites:
- mtk_clk_unregister_composites(mcu_muxes, ARRAY_SIZE(mcu_muxes),
- clk_data);
-free_clk_data:
- mtk_free_clk_data(clk_data);
+static const struct mtk_clk_desc peri_desc = {
+ .clks = peri_clks,
+ .num_clks = ARRAY_SIZE(peri_clks),
+};
- return ret;
-}
+static const struct mtk_clk_desc mcu_desc = {
+ .composite_clks = mcu_muxes,
+ .num_composite_clks = ARRAY_SIZE(mcu_muxes),
+ .clk_lock = &mt8365_clk_lock,
+};
static const struct of_device_id of_match_clk_mt8365[] = {
- {
- .compatible = "mediatek,mt8365-topckgen",
- .data = clk_mt8365_top_probe,
- }, {
- .compatible = "mediatek,mt8365-infracfg",
- .data = clk_mt8365_infra_probe,
- }, {
- .compatible = "mediatek,mt8365-pericfg",
- .data = clk_mt8365_peri_probe,
- }, {
- .compatible = "mediatek,mt8365-mcucfg",
- .data = clk_mt8365_mcu_probe,
- }, {
- /* sentinel */
- }
-};
-
-static int clk_mt8365_probe(struct platform_device *pdev)
-{
- int (*clk_probe)(struct platform_device *pdev);
- int ret;
-
- clk_probe = of_device_get_match_data(&pdev->dev);
- if (!clk_probe)
- return -EINVAL;
-
- ret = clk_probe(pdev);
- if (ret)
- dev_err(&pdev->dev,
- "%s: could not register clock provider: %d\n",
- pdev->name, ret);
-
- return ret;
-}
+ { .compatible = "mediatek,mt8365-topckgen", .data = &topck_desc },
+ { .compatible = "mediatek,mt8365-infracfg", .data = &infra_desc },
+ { .compatible = "mediatek,mt8365-pericfg", .data = &peri_desc },
+ { .compatible = "mediatek,mt8365-mcucfg", .data = &mcu_desc },
+ { /* sentinel */ }
+};
static struct platform_driver clk_mt8365_drv = {
- .probe = clk_mt8365_probe,
.driver = {
.name = "clk-mt8365",
.of_match_table = of_match_clk_mt8365,
},
+ .probe = mtk_clk_simple_probe,
+ .remove = mtk_clk_simple_remove,
};
-
-static int __init clk_mt8365_init(void)
-{
- return platform_driver_register(&clk_mt8365_drv);
-}
-arch_initcall(clk_mt8365_init);
+module_platform_driver(clk_mt8365_drv);
MODULE_LICENSE("GPL");
--
2.39.2
Powered by blists - more mailing lists