diff options
| author | Sang-Heon Jeon <ekffu200098@gmail.com> | 2026-08-24 01:18:14 +0900 |
|---|---|---|
| committer | Julia Lawall <Julia.Lawall@inria.fr> | 2026-08-23 22:12:11 +0200 |
| commit | 2bd30b8dc75b823dd7bbef9d7bc68e1fd7ecee5c (patch) | |
| tree | dcc4da1d99f17541c5590ac63c77da4bf372a4ab /drivers/clk/rockchip/gate-link.c | |
| download | linux-stable-2bd30b8dc75b823dd7bbef9d7bc68e1fd7ecee5c.tar.gz linux-stable-2bd30b8dc75b823dd7bbef9d7bc68e1fd7ecee5c.zip | |
coccinelle: alloc_cast: drop removed allocatorsgrafted
- pci_alloc_consistent() and pci_zalloc_consistent() were removed by
commit 7968778914e5
("PCI: Remove the deprecated "pci-dma-compat.h" API")
- kmem_alloc() was removed by commit f078d4ea8276
("xfs: convert kmem_alloc() to kmalloc()")
- kmem_zalloc() was removed by commit 10634530f7ba
("xfs: convert kmem_zalloc() to kzalloc()")
- kmem_zone_alloc() and kmem_zone_zalloc() were removed by commit
bae633a4a283 ("xfs: remove xfs_zone_{alloc,zalloc} helpers")
So drop them from the rules.
No functional change.
Signed-off-by: Sang-Heon Jeon <ekffu200098@gmail.com>
Signed-off-by: Julia Lawall <Julia.Lawall@inria.fr>
Diffstat (limited to 'drivers/clk/rockchip/gate-link.c')
| -rw-r--r-- | drivers/clk/rockchip/gate-link.c | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/drivers/clk/rockchip/gate-link.c b/drivers/clk/rockchip/gate-link.c new file mode 100644 index 000000000..cd0f7a2d3 --- /dev/null +++ b/drivers/clk/rockchip/gate-link.c @@ -0,0 +1,85 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (c) 2024 Collabora Ltd. + * Author: Sebastian Reichel <sebastian.reichel@collabora.com> + */ + +#include <linux/clk.h> +#include <linux/platform_device.h> +#include <linux/pm_clock.h> +#include <linux/pm_runtime.h> +#include <linux/property.h> +#include "clk.h" + +static int rk_clk_gate_link_register(struct device *dev, + struct rockchip_clk_provider *ctx, + struct rockchip_clk_branch *clkbr) +{ + unsigned long flags = clkbr->flags | CLK_SET_RATE_PARENT; + struct clk *clk; + + clk = clk_register_gate(dev, clkbr->name, clkbr->parent_names[0], + flags, ctx->reg_base + clkbr->gate_offset, + clkbr->gate_shift, clkbr->gate_flags, + &ctx->lock); + + if (IS_ERR(clk)) + return PTR_ERR(clk); + + rockchip_clk_set_lookup(ctx, clk, clkbr->id); + return 0; +} + +static int rk_clk_gate_link_probe(struct platform_device *pdev) +{ + struct rockchip_gate_link_platdata *pdata; + struct device *dev = &pdev->dev; + struct clk *linked_clk; + int ret; + + pdata = dev_get_platdata(dev); + if (!pdata) + return dev_err_probe(dev, -ENODEV, "missing platform data"); + + ret = devm_pm_runtime_enable(dev); + if (ret) + return ret; + + ret = devm_pm_clk_create(dev); + if (ret) + return ret; + + linked_clk = rockchip_clk_get_lookup(pdata->ctx, pdata->clkbr->linked_clk_id); + ret = pm_clk_add_clk(dev, linked_clk); + if (ret) + return ret; + + ret = rk_clk_gate_link_register(dev, pdata->ctx, pdata->clkbr); + if (ret) + goto err; + + return 0; + +err: + pm_clk_remove_clk(dev, linked_clk); + return ret; +} + +static const struct dev_pm_ops rk_clk_gate_link_pm_ops = { + SET_RUNTIME_PM_OPS(pm_clk_suspend, pm_clk_resume, NULL) +}; + +static struct platform_driver rk_clk_gate_link_driver = { + .probe = rk_clk_gate_link_probe, + .driver = { + .name = "rockchip-gate-link-clk", + .pm = &rk_clk_gate_link_pm_ops, + .suppress_bind_attrs = true, + }, +}; + +static int __init rk_clk_gate_link_drv_register(void) +{ + return platform_driver_register(&rk_clk_gate_link_driver); +} +core_initcall(rk_clk_gate_link_drv_register); |
