diff mbox series

[v3,13/23] clk: mediatek: mt8173: Migrate pericfg/topckgen to mtk_clk_simple_probe()

Message ID 20230113110616.111001-14-angelogioacchino.delregno@collabora.com (mailing list archive)
State New, archived
Headers show
Series MediaTek clocks cleanups and improvements | expand

Commit Message

AngeloGioacchino Del Regno Jan. 13, 2023, 11:06 a.m. UTC 
Function mtk_clk_simple_probe() gained the ability to register multiple
clock types: migrate MT8173's pericfg and topckgen to this common
probe function to reduce duplication and code size.

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Reviewed-by: Miles Chen <miles.chen@mediatek.com>
Reviewed-by: Chen-Yu Tsai <wenst@chromium.org>
---
 drivers/clk/mediatek/clk-mt8173-pericfg.c  | 76 ++++-----------------
 drivers/clk/mediatek/clk-mt8173-topckgen.c | 77 ++++------------------
 2 files changed, 27 insertions(+), 126 deletions(-)

Comments

kernel test robot Jan. 14, 2023, 4:09 a.m. UTC | #1 
Hi AngeloGioacchino,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on clk/clk-next]
[also build test ERROR on linus/master v6.2-rc3 next-20230113]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/AngeloGioacchino-Del-Regno/clk-mediatek-mt8192-Correctly-unregister-and-free-clocks-on-failure/20230113-193607
base:   https://git.kernel.org/pub/scm/linux/kernel/git/clk/linux.git clk-next
patch link:    https://lore.kernel.org/r/20230113110616.111001-14-angelogioacchino.delregno%40collabora.com
patch subject: [PATCH v3 13/23] clk: mediatek: mt8173: Migrate pericfg/topckgen to mtk_clk_simple_probe()
config: m68k-allmodconfig
compiler: m68k-linux-gcc (GCC) 12.1.0
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # https://github.com/intel-lab-lkp/linux/commit/2e9a7fb083e39d93010c8ccaad9bcf74d5f0b371
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review AngeloGioacchino-Del-Regno/clk-mediatek-mt8192-Correctly-unregister-and-free-clocks-on-failure/20230113-193607
        git checkout 2e9a7fb083e39d93010c8ccaad9bcf74d5f0b371
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=m68k olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=m68k SHELL=/bin/bash

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@intel.com>

All errors (new ones prefixed by >>, old ones prefixed by <<):

ERROR: modpost: "cg_regs_dummy" [drivers/clk/mediatek/clk-mt6779.ko] undefined!
ERROR: modpost: "mtk_register_reset_controller" [drivers/clk/mediatek/clk-mt8173-infracfg.ko] undefined!
>> ERROR: modpost: "cg_regs_dummy" [drivers/clk/mediatek/clk-mt8173-pericfg.ko] undefined!
ERROR: modpost: "cg_regs_dummy" [drivers/clk/mediatek/clk-mt8173-img.ko] undefined!
ERROR: modpost: "cg_regs_dummy" [drivers/clk/mediatek/clk-mt8173-vdecsys.ko] undefined!
ERROR: modpost: "cg_regs_dummy" [drivers/clk/mediatek/clk-mt8173-vencsys.ko] undefined!
diff mbox series

Patch

diff --git a/drivers/clk/mediatek/clk-mt8173-pericfg.c b/drivers/clk/mediatek/clk-mt8173-pericfg.c
index 3552235ad55e..e87294b72c2c 100644
--- a/drivers/clk/mediatek/clk-mt8173-pericfg.c
+++ b/drivers/clk/mediatek/clk-mt8173-pericfg.c
@@ -46,6 +46,7 @@  static const struct mtk_composite peri_clks[] = {
 };
 
 static const struct mtk_gate peri_gates[] = {
+	GATE_DUMMY(CLK_DUMMY, "peri_gate_dummy"),
 	/* PERI0 */
 	GATE_PERI0(CLK_PERI_NFI, "peri_nfi", "axi_sel", 0),
 	GATE_PERI0(CLK_PERI_THERM, "peri_therm", "axi_sel", 1),
@@ -93,78 +94,27 @@  static const struct mtk_clk_rst_desc clk_rst_desc = {
 	.rst_bank_nr = ARRAY_SIZE(pericfg_rst_ofs),
 };
 
+static const struct mtk_clk_desc peri_desc = {
+	.clks = peri_gates,
+	.num_clks = ARRAY_SIZE(peri_gates),
+	.composite_clks = peri_clks,
+	.num_composite_clks = ARRAY_SIZE(peri_clks),
+	.clk_lock = &mt8173_clk_lock,
+	.rst_desc = &clk_rst_desc,
+};
+
 static const struct of_device_id of_match_clk_mt8173_pericfg[] = {
-	{ .compatible = "mediatek,mt8173-pericfg" },
+	{ .compatible = "mediatek,mt8173-pericfg", .data = &peri_desc },
 	{ /* sentinel */ }
 };
 
-static int clk_mt8173_pericfg_probe(struct platform_device *pdev)
-{
-	struct device_node *node = pdev->dev.of_node;
-	struct clk_hw_onecell_data *clk_data;
-	int r;
-	void __iomem *base;
-
-	base = devm_platform_ioremap_resource(pdev, 0);
-	if (IS_ERR(base))
-		return PTR_ERR(base);
-
-	clk_data = mtk_alloc_clk_data(CLK_PERI_NR_CLK);
-	if (IS_ERR_OR_NULL(clk_data))
-		return -ENOMEM;
-
-	r = mtk_clk_register_gates(&pdev->dev, node, peri_gates,
-				   ARRAY_SIZE(peri_gates), clk_data);
-	if (r)
-		goto free_clk_data;
-
-	r = mtk_clk_register_composites(&pdev->dev, peri_clks,
-					ARRAY_SIZE(peri_clks), base,
-					&mt8173_clk_lock, clk_data);
-	if (r)
-		goto unregister_gates;
-
-	r = of_clk_add_hw_provider(node, of_clk_hw_onecell_get, clk_data);
-	if (r)
-		goto unregister_composites;
-
-	r = mtk_register_reset_controller(node, &clk_rst_desc);
-	if (r)
-		goto unregister_clk_hw;
-
-	return 0;
-
-unregister_clk_hw:
-	of_clk_del_provider(node);
-unregister_composites:
-	mtk_clk_unregister_composites(peri_clks, ARRAY_SIZE(peri_clks), clk_data);
-unregister_gates:
-	mtk_clk_unregister_gates(peri_gates, ARRAY_SIZE(peri_gates), clk_data);
-free_clk_data:
-	mtk_free_clk_data(clk_data);
-	return r;
-}
-
-static int clk_mt8173_pericfg_remove(struct platform_device *pdev)
-{
-	struct device_node *node = pdev->dev.of_node;
-	struct clk_hw_onecell_data *clk_data = platform_get_drvdata(pdev);
-
-	of_clk_del_provider(node);
-	mtk_clk_unregister_composites(peri_clks, ARRAY_SIZE(peri_clks), clk_data);
-	mtk_clk_unregister_gates(peri_gates, ARRAY_SIZE(peri_gates), clk_data);
-	mtk_free_clk_data(clk_data);
-
-	return 0;
-}
-
 static struct platform_driver clk_mt8173_pericfg_drv = {
 	.driver = {
 		.name = "clk-mt8173-pericfg",
 		.of_match_table = of_match_clk_mt8173_pericfg,
 	},
-	.probe = clk_mt8173_pericfg_probe,
-	.remove = clk_mt8173_pericfg_remove,
+	.probe = mtk_clk_simple_probe,
+	.remove = mtk_clk_simple_remove,
 };
 module_platform_driver(clk_mt8173_pericfg_drv);
 
diff --git a/drivers/clk/mediatek/clk-mt8173-topckgen.c b/drivers/clk/mediatek/clk-mt8173-topckgen.c
index cfcfd016357a..257961528fe2 100644
--- a/drivers/clk/mediatek/clk-mt8173-topckgen.c
+++ b/drivers/clk/mediatek/clk-mt8173-topckgen.c
@@ -421,6 +421,7 @@  static const char * const i2s3_b_ck_parents[] = {
 };
 
 static const struct mtk_fixed_clk fixed_clks[] = {
+	FIXED_CLK(CLK_DUMMY, "topck_dummy", "clk26m", DUMMY_RATE),
 	FIXED_CLK(CLK_TOP_CLKPH_MCK_O, "clkph_mck_o", "clk26m", DUMMY_RATE),
 	FIXED_CLK(CLK_TOP_USB_SYSPLL_125M, "usb_syspll_125m", "clk26m", 125 * MHZ),
 	FIXED_CLK(CLK_TOP_DSI0_DIG, "dsi0_dig", "clk26m", DUMMY_RATE),
@@ -623,78 +624,28 @@  static const struct mtk_composite top_muxes[] = {
 	MUX(CLK_TOP_I2S3_B_SEL, "i2s3_b_ck_sel", i2s3_b_ck_parents, 0x120, 8, 1),
 };
 
+static const struct mtk_clk_desc topck_desc = {
+	.fixed_clks = fixed_clks,
+	.num_fixed_clks = ARRAY_SIZE(fixed_clks),
+	.factor_clks = top_divs,
+	.num_factor_clks = ARRAY_SIZE(top_divs),
+	.composite_clks = top_muxes,
+	.num_composite_clks = ARRAY_SIZE(top_muxes),
+	.clk_lock = &mt8173_top_clk_lock,
+};
+
 static const struct of_device_id of_match_clk_mt8173_topckgen[] = {
-	{ .compatible = "mediatek,mt8173-topckgen" },
+	{ .compatible = "mediatek,mt8173-topckgen", .data = &topck_desc },
 	{ /* sentinel */ }
 };
 
-static int clk_mt8173_topckgen_probe(struct platform_device *pdev)
-{
-	struct device_node *node = pdev->dev.of_node;
-	struct clk_hw_onecell_data *clk_data;
-	void __iomem *base;
-	int r;
-
-	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 (IS_ERR_OR_NULL(clk_data))
-		return -ENOMEM;
-
-	r = mtk_clk_register_fixed_clks(fixed_clks, ARRAY_SIZE(fixed_clks), clk_data);
-	if (r)
-		goto free_clk_data;
-
-	r = mtk_clk_register_factors(top_divs, ARRAY_SIZE(top_divs), clk_data);
-	if (r)
-		goto unregister_fixed_clks;
-
-	r = mtk_clk_register_composites(&pdev->dev, top_muxes,
-					ARRAY_SIZE(top_muxes), base,
-					&mt8173_top_clk_lock, clk_data);
-	if (r)
-		goto unregister_factors;
-
-	r = of_clk_add_hw_provider(node, of_clk_hw_onecell_get, clk_data);
-	if (r)
-		goto unregister_composites;
-
-	return 0;
-
-unregister_composites:
-	mtk_clk_unregister_composites(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(fixed_clks, ARRAY_SIZE(fixed_clks), clk_data);
-free_clk_data:
-	mtk_free_clk_data(clk_data);
-	return r;
-}
-
-static int clk_mt8173_topckgen_remove(struct platform_device *pdev)
-{
-	struct clk_hw_onecell_data *clk_data = platform_get_drvdata(pdev);
-	struct device_node *node = pdev->dev.of_node;
-
-	of_clk_del_provider(node);
-	mtk_clk_unregister_composites(top_muxes, ARRAY_SIZE(top_muxes), clk_data);
-	mtk_clk_unregister_factors(top_divs, ARRAY_SIZE(top_divs), clk_data);
-	mtk_clk_unregister_fixed_clks(fixed_clks, ARRAY_SIZE(fixed_clks), clk_data);
-	mtk_free_clk_data(clk_data);
-
-	return 0;
-}
-
 static struct platform_driver clk_mt8173_topckgen_drv = {
 	.driver = {
 		.name = "clk-mt8173-topckgen",
 		.of_match_table = of_match_clk_mt8173_topckgen,
 	},
-	.probe = clk_mt8173_topckgen_probe,
-	.remove = clk_mt8173_topckgen_remove,
+	.probe = mtk_clk_simple_probe,
+	.remove = mtk_clk_simple_remove,
 };
 module_platform_driver(clk_mt8173_topckgen_drv);