linux-stable/drivers/clk/mediatek/clk-mt6797-vdec.c
Uwe Kleine-König 61ca6ee782 clk: mediatek: Make mtk_clk_simple_remove() return void
__mtk_clk_simple_remove() and so also mtk_clk_simple_remove() return
zero unconditionally. Make them return no value instead and convert the
drivers making use of it to platform_driver's .remove_new().

This makes the semantics in the callers of mtk_clk_simple_remove() clearer
and prepares for the quest to make platform driver's remove function return
void. There is no semantic change.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Link: https://lore.kernel.org/r/20230430190233.878921-2-u.kleine-koenig@pengutronix.de
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
2023-05-10 13:36:03 -07:00

64 lines
1.7 KiB
C

// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2017 MediaTek Inc.
* Author: Kevin-CW Chen <kevin-cw.chen@mediatek.com>
*/
#include <linux/clk-provider.h>
#include <linux/platform_device.h>
#include "clk-mtk.h"
#include "clk-gate.h"
#include <dt-bindings/clock/mt6797-clk.h>
static const struct mtk_gate_regs vdec0_cg_regs = {
.set_ofs = 0x0000,
.clr_ofs = 0x0004,
.sta_ofs = 0x0000,
};
static const struct mtk_gate_regs vdec1_cg_regs = {
.set_ofs = 0x0008,
.clr_ofs = 0x000c,
.sta_ofs = 0x0008,
};
#define GATE_VDEC0(_id, _name, _parent, _shift) \
GATE_MTK(_id, _name, _parent, &vdec0_cg_regs, _shift, &mtk_clk_gate_ops_setclr_inv)
#define GATE_VDEC1(_id, _name, _parent, _shift) \
GATE_MTK(_id, _name, _parent, &vdec1_cg_regs, _shift, &mtk_clk_gate_ops_setclr_inv)
static const struct mtk_gate vdec_clks[] = {
GATE_VDEC0(CLK_VDEC_CKEN_ENG, "vdec_cken_eng", "vdec_sel", 8),
GATE_VDEC0(CLK_VDEC_ACTIVE, "vdec_active", "vdec_sel", 4),
GATE_VDEC0(CLK_VDEC_CKEN, "vdec_cken", "vdec_sel", 0),
GATE_VDEC1(CLK_VDEC_LARB1_CKEN, "vdec_larb1_cken", "mm_sel", 0),
};
static const struct mtk_clk_desc vdec_desc = {
.clks = vdec_clks,
.num_clks = ARRAY_SIZE(vdec_clks),
};
static const struct of_device_id of_match_clk_mt6797_vdec[] = {
{
.compatible = "mediatek,mt6797-vdecsys",
.data = &vdec_desc,
}, {
/* sentinel */
}
};
MODULE_DEVICE_TABLE(of, of_match_clk_mt6797_vdec);
static struct platform_driver clk_mt6797_vdec_drv = {
.probe = mtk_clk_simple_probe,
.remove_new = mtk_clk_simple_remove,
.driver = {
.name = "clk-mt6797-vdec",
.of_match_table = of_match_clk_mt6797_vdec,
},
};
module_platform_driver(clk_mt6797_vdec_drv);
MODULE_LICENSE("GPL");