[PATCH v6 7/8] clk: treewide: switch to clock dump from clk_ops
Sean Anderson
seanga2 at gmail.com
Wed Nov 8 18:02:44 CET 2023
On 11/5/23 03:38, Igor Prusov wrote:
> Switch to using new dump operation in clock provider drivers instead of
> overriding soc_clk_dump.
>
> Signed-off-by: Igor Prusov <ivprusov at sberdevices.ru>
> Tested-by: Patrice Chotard <patrice.chotard at foss.st.com>
> Reviewed-by: Sean Anderson <seanga2 at gmail.com>
> ---
> arch/mips/mach-pic32/cpu.c | 23 ----------------
> drivers/clk/aspeed/clk_ast2600.c | 13 +++++----
> drivers/clk/clk_k210.c | 12 +++------
> drivers/clk/clk_pic32.c | 37 ++++++++++++++++++++++++++
> drivers/clk/clk_versal.c | 9 ++++---
> drivers/clk/clk_zynq.c | 28 ++++++++-----------
> drivers/clk/clk_zynqmp.c | 22 +++++++--------
> drivers/clk/imx/clk-imx8.c | 13 +++------
> drivers/clk/meson/a1.c | 28 ++++++-------------
> drivers/clk/mvebu/armada-37xx-periph.c | 20 +++++++++-----
> drivers/clk/stm32/clk-stm32mp1.c | 31 ++++++---------------
> 11 files changed, 108 insertions(+), 128 deletions(-)
>
> diff --git a/arch/mips/mach-pic32/cpu.c b/arch/mips/mach-pic32/cpu.c
> index dbf8c9cd22..3181a946a2 100644
> --- a/arch/mips/mach-pic32/cpu.c
> +++ b/arch/mips/mach-pic32/cpu.c
> @@ -143,26 +143,3 @@ const char *get_core_name(void)
> return str;
> }
> #endif
> -#ifdef CONFIG_CMD_CLK
> -
> -int soc_clk_dump(void)
> -{
> - int i;
> -
> - printf("PLL Speed: %lu MHz\n",
> - CLK_MHZ(rate(PLLCLK)));
> -
> - printf("CPU Speed: %lu MHz\n", CLK_MHZ(rate(PB7CLK)));
> -
> - printf("MPLL Speed: %lu MHz\n", CLK_MHZ(rate(MPLL)));
> -
> - for (i = PB1CLK; i <= PB7CLK; i++)
> - printf("PB%d Clock Speed: %lu MHz\n", i - PB1CLK + 1,
> - CLK_MHZ(rate(i)));
> -
> - for (i = REF1CLK; i <= REF5CLK; i++)
> - printf("REFO%d Clock Speed: %lu MHz\n", i - REF1CLK + 1,
> - CLK_MHZ(rate(i)));
> - return 0;
> -}
> -#endif
> diff --git a/drivers/clk/aspeed/clk_ast2600.c b/drivers/clk/aspeed/clk_ast2600.c
> index b3cc8392fa..eecfacd7fc 100644
> --- a/drivers/clk/aspeed/clk_ast2600.c
> +++ b/drivers/clk/aspeed/clk_ast2600.c
> @@ -1109,6 +1109,7 @@ struct aspeed_clks {
> const char *name;
> };
>
> +#if IS_ENABLED(CONFIG_CMD_CLK)
> static struct aspeed_clks aspeed_clk_names[] = {
> { ASPEED_CLK_HPLL, "hpll" },
> { ASPEED_CLK_MPLL, "mpll" },
> @@ -1123,18 +1124,12 @@ static struct aspeed_clks aspeed_clk_names[] = {
> { ASPEED_CLK_HUARTX, "huxclk" },
> };
>
> -int soc_clk_dump(void)
> +static void ast2600_clk_dump(struct udevice *dev)
> {
> - struct udevice *dev;
> struct clk clk;
> unsigned long rate;
> int i, ret;
>
> - ret = uclass_get_device_by_driver(UCLASS_CLK, DM_DRIVER_GET(aspeed_scu),
> - &dev);
> - if (ret)
> - return ret;
> -
> printf("Clk\t\tHz\n");
>
> for (i = 0; i < ARRAY_SIZE(aspeed_clk_names); i++) {
> @@ -1167,11 +1162,15 @@ int soc_clk_dump(void)
>
> return 0;
> }
> +#endif
>
> struct clk_ops ast2600_clk_ops = {
> .get_rate = ast2600_clk_get_rate,
> .set_rate = ast2600_clk_set_rate,
> .enable = ast2600_clk_enable,
> +#if IS_ENABLED(CONFIG_CMD_CLK)
> + .dump = ast2600_clk_dump,
> +#endif
> };
>
> static int ast2600_clk_probe(struct udevice *dev)
> diff --git a/drivers/clk/clk_k210.c b/drivers/clk/clk_k210.c
> index 2f17152021..b8d666e805 100644
> --- a/drivers/clk/clk_k210.c
> +++ b/drivers/clk/clk_k210.c
> @@ -1276,16 +1276,10 @@ static void show_clks(struct k210_clk_priv *priv, int id, int depth)
> }
> }
>
> -int soc_clk_dump(void)
> +static int k210_clk_dump(struct udevice *dev)
void?
> {
> - int ret;
> - struct udevice *dev;
> struct k210_clk_priv *priv;
>
> - ret = uclass_get_device_by_driver(UCLASS_CLK, DM_DRIVER_GET(k210_clk),
> - &dev);
> - if (ret)
> - return ret;
> priv = dev_get_priv(dev);
>
> puts(" Rate Enabled Name\n");
> @@ -1293,7 +1287,6 @@ int soc_clk_dump(void)
> printf(" %-9lu %-7c %*s%s\n", clk_get_rate(&priv->in0), 'y', 0, "",
> priv->in0.dev->name);
> show_clks(priv, K210_CLK_IN0, 1);
> - return 0;
> }
> #endif
>
> @@ -1304,6 +1297,9 @@ static const struct clk_ops k210_clk_ops = {
> .set_parent = k210_clk_set_parent,
> .enable = k210_clk_enable,
> .disable = k210_clk_disable,
> +#if IS_ENABLED(CONFIG_CMD_CLK)
> + .dump = k210_clk_dump,
> +#endif
> };
>
> static int k210_clk_probe(struct udevice *dev)
> diff --git a/drivers/clk/clk_pic32.c b/drivers/clk/clk_pic32.c
> index ef06a7fb9f..a77d0e7419 100644
> --- a/drivers/clk/clk_pic32.c
> +++ b/drivers/clk/clk_pic32.c
> @@ -20,6 +20,8 @@
>
> DECLARE_GLOBAL_DATA_PTR;
>
> +#define CLK_MHZ(x) ((x) / 1000000)
> +
> /* Primary oscillator */
> #define SYS_POSC_CLK_HZ 24000000
>
> @@ -385,9 +387,44 @@ static ulong pic32_set_rate(struct clk *clk, ulong rate)
> return rate;
> }
>
> +#if IS_ENABLED(CONFIG_CMD_CLK)
> +static void pic32_dump(struct udevice *dev)
> +{
> + int i;
> + struct clk clk;
> +
> + clk.dev = dev;
> +
> + clk.id = PLLCLK;
> + printf("PLL Speed: %lu MHz\n",
> + CLK_MHZ(pic32_get_rate(&clk)));
> +
> + clk.id = PB7CLK;
> + printf("CPU Speed: %lu MHz\n", CLK_MHZ(pic32_get_rate(&clk)));
> +
> + clk.id = MPLL;
> + printf("MPLL Speed: %lu MHz\n", CLK_MHZ(pic32_get_rate(&clk)));
> +
> + for (i = PB1CLK; i <= PB7CLK; i++) {
> + clk.id = i;
> + printf("PB%d Clock Speed: %lu MHz\n", i - PB1CLK + 1,
> + CLK_MHZ(pic32_get_rate(&clk)));
> + }
> +
> + for (i = REF1CLK; i <= REF5CLK; i++) {
> + clk.id = i;
> + printf("REFO%d Clock Speed: %lu MHz\n", i - REF1CLK + 1,
> + CLK_MHZ(pic32_get_rate(&clk)));
> + }
> +}
> +#endif
> +
> static struct clk_ops pic32_pic32_clk_ops = {
> .set_rate = pic32_set_rate,
> .get_rate = pic32_get_rate,
> +#if IS_ENABLED(CONFIG_CMD_CLK)
> + .dump = pic32_dump,
> +#endif
> };
>
> static int pic32_clk_probe(struct udevice *dev)
> diff --git a/drivers/clk/clk_versal.c b/drivers/clk/clk_versal.c
> index c473643603..42ab032bf7 100644
> --- a/drivers/clk/clk_versal.c
> +++ b/drivers/clk/clk_versal.c
> @@ -555,7 +555,8 @@ static int versal_clock_get_rate(u32 clk_id, u64 *clk_rate)
> return 0;
> }
>
> -int soc_clk_dump(void)
> +#if IS_ENABLED(CONFIG_CMD_CLK)
> +static void versal_clk_dump(struct udevice __always_unused *dev)
> {
> u64 clk_rate = 0;
> u32 type, ret, i = 0;
> @@ -575,9 +576,8 @@ int soc_clk_dump(void)
> printf("clk: %s freq:%lld\n",
> clock[i].clk_name, clk_rate);
> }
> -
> - return 0;
> }
> +#endif
>
> static void versal_get_clock_info(void)
> {
> @@ -769,6 +769,9 @@ static struct clk_ops versal_clk_ops = {
> .set_rate = versal_clk_set_rate,
> .get_rate = versal_clk_get_rate,
> .enable = versal_clk_enable,
> +#if IS_ENABLED(CONFIG_CMD_CLK)
> + .dump = versal_clk_dump,
> +#endif
> };
>
> static const struct udevice_id versal_clk_ids[] = {
> diff --git a/drivers/clk/clk_zynq.c b/drivers/clk/clk_zynq.c
> index be5226175f..34f964d72a 100644
> --- a/drivers/clk/clk_zynq.c
> +++ b/drivers/clk/clk_zynq.c
> @@ -454,6 +454,7 @@ static int dummy_enable(struct clk *clk)
> return 0;
> }
>
> +#if IS_ENABLED(CONFIG_CMD_CLK)
> static const char * const clk_names[clk_max] = {
> "armpll", "ddrpll", "iopll",
> "cpu_6or4x", "cpu_3or2x", "cpu_2x", "cpu_1x",
> @@ -468,22 +469,10 @@ static const char * const clk_names[clk_max] = {
> "smc_aper", "swdt", "dbg_trc", "dbg_apb"
> };
>
> -/**
> - * soc_clk_dump() - Print clock frequencies
> - * Returns zero on success
> - *
> - * Implementation for the clk dump command.
> - */
> -int soc_clk_dump(void)
> +static void zynq_clk_dump(struct udevice *dev)
> {
> - struct udevice *dev;
> int i, ret;
>
> - ret = uclass_get_device_by_driver(UCLASS_CLK,
> - DM_DRIVER_GET(zynq_clk), &dev);
> - if (ret)
> - return ret;
> -
> printf("clk\t\tfrequency\n");
> for (i = 0; i < clk_max; i++) {
> const char *name = clk_names[i];
> @@ -494,8 +483,11 @@ int soc_clk_dump(void)
>
> clk.id = i;
> ret = clk_request(dev, &clk);
> - if (ret < 0)
> - return ret;
> + if (ret < 0) {
> + printf("%s clk_request() failed: %d\n",
> + __func__, ret);
> + break;
> + }
>
> rate = clk_get_rate(&clk);
>
> @@ -508,9 +500,8 @@ int soc_clk_dump(void)
> printf("%10s%20lu\n", name, rate);
> }
> }
> -
> - return 0;
> }
> +#endif
>
> static struct clk_ops zynq_clk_ops = {
> .get_rate = zynq_clk_get_rate,
> @@ -518,6 +509,9 @@ static struct clk_ops zynq_clk_ops = {
> .set_rate = zynq_clk_set_rate,
> #endif
> .enable = dummy_enable,
> +#if IS_ENABLED(CONFIG_CMD_CLK)
> + .dump = zynq_clk_dump,
> +#endif
> };
>
> static int zynq_clk_probe(struct udevice *dev)
> diff --git a/drivers/clk/clk_zynqmp.c b/drivers/clk/clk_zynqmp.c
> index 1cfe0e25b1..a334a77b79 100644
> --- a/drivers/clk/clk_zynqmp.c
> +++ b/drivers/clk/clk_zynqmp.c
> @@ -735,16 +735,11 @@ static ulong zynqmp_clk_set_rate(struct clk *clk, ulong rate)
> }
> }
>
> -int soc_clk_dump(void)
> +#if IS_ENABLED(CONFIG_CMD_CLK)
> +static void zynqmp_clk_dump(struct udevice *dev)
> {
> - struct udevice *dev;
> int i, ret;
>
> - ret = uclass_get_device_by_driver(UCLASS_CLK,
> - DM_DRIVER_GET(zynqmp_clk), &dev);
> - if (ret)
> - return ret;
> -
> printf("clk\t\tfrequency\n");
> for (i = 0; i < clk_max; i++) {
> const char *name = clk_names[i];
> @@ -754,8 +749,11 @@ int soc_clk_dump(void)
>
> clk.id = i;
> ret = clk_request(dev, &clk);
> - if (ret < 0)
> - return ret;
> + if (ret < 0) {
> + printf("%s clk_request() failed: %d\n",
> + __func__, ret);
> + break;
> + }
>
> rate = clk_get_rate(&clk);
>
> @@ -769,9 +767,8 @@ int soc_clk_dump(void)
> printf("%10s%20lu\n", name, rate);
> }
> }
> -
> - return 0;
> }
> +#endif
>
> static int zynqmp_get_freq_by_name(char *name, struct udevice *dev, ulong *freq)
> {
> @@ -871,6 +868,9 @@ static struct clk_ops zynqmp_clk_ops = {
> .set_rate = zynqmp_clk_set_rate,
> .get_rate = zynqmp_clk_get_rate,
> .enable = zynqmp_clk_enable,
> +#if IS_ENABLED(CONFIG_CMD_CLK)
> + .dump = zynqmp_clk_dump,
> +#endif
> };
>
> static const struct udevice_id zynqmp_clk_ids[] = {
> diff --git a/drivers/clk/imx/clk-imx8.c b/drivers/clk/imx/clk-imx8.c
> index ceeead3434..9600672e07 100644
> --- a/drivers/clk/imx/clk-imx8.c
> +++ b/drivers/clk/imx/clk-imx8.c
> @@ -43,18 +43,12 @@ static int imx8_clk_enable(struct clk *clk)
> }
>
> #if IS_ENABLED(CONFIG_CMD_CLK)
> -int soc_clk_dump(void)
> +static void imx8_clk_dump(struct udevice *dev)
> {
> - struct udevice *dev;
> struct clk clk;
> unsigned long rate;
> int i, ret;
>
> - ret = uclass_get_device_by_driver(UCLASS_CLK,
> - DM_DRIVER_GET(imx8_clk), &dev);
> - if (ret)
> - return ret;
> -
> printf("Clk\t\tHz\n");
>
> for (i = 0; i < num_clks; i++) {
> @@ -84,8 +78,6 @@ int soc_clk_dump(void)
> printf("%s(%3lu):\t%lu\n",
> imx8_clk_names[i].name, imx8_clk_names[i].id, rate);
> }
> -
> - return 0;
> }
> #endif
>
> @@ -94,6 +86,9 @@ static struct clk_ops imx8_clk_ops = {
> .get_rate = imx8_clk_get_rate,
> .enable = imx8_clk_enable,
> .disable = imx8_clk_disable,
> +#if IS_ENABLED(CONFIG_CMD_CLK)
> + .dump = imx8_clk_dump,
> +#endif
> };
>
> static int imx8_clk_probe(struct udevice *dev)
> diff --git a/drivers/clk/meson/a1.c b/drivers/clk/meson/a1.c
> index e3fa9db7d0..e5f712f44b 100644
> --- a/drivers/clk/meson/a1.c
> +++ b/drivers/clk/meson/a1.c
> @@ -630,6 +630,7 @@ static const struct udevice_id meson_clk_ids[] = {
> { }
> };
>
> +#if IS_ENABLED(CONFIG_CMD_CLK)
> static const char *meson_clk_get_name(struct clk *clk, int id)
> {
> const struct meson_clk_info *info;
> @@ -639,7 +640,7 @@ static const char *meson_clk_get_name(struct clk *clk, int id)
> return IS_ERR(info) ? "unknown" : info->name;
> }
>
> -static int meson_clk_dump(struct clk *clk)
> +static int meson_clk_dump_single(struct clk *clk)
> {
> const struct meson_clk_info *info;
> struct meson_clk *priv;
> @@ -674,7 +675,7 @@ static int meson_clk_dump(struct clk *clk)
> return 0;
> }
>
> -static int meson_clk_dump_dev(struct udevice *dev)
> +static void meson_clk_dump(struct udevice *dev)
> {
> int i;
> struct meson_clk_data *data;
> @@ -687,29 +688,13 @@ static int meson_clk_dump_dev(struct udevice *dev)
>
> data = (struct meson_clk_data *)dev_get_driver_data(dev);
> for (i = 0; i < data->num_clocks; i++) {
> - meson_clk_dump(&(struct clk){
> + meson_clk_dump_single(&(struct clk){
> .dev = dev,
> .id = i
> });
> }
> -
> - return 0;
> -}
> -
> -int soc_clk_dump(void)
> -{
> - struct udevice *dev;
> - int i = 0;
> -
> - while (!uclass_get_device(UCLASS_CLK, i++, &dev)) {
> - if (dev->driver == DM_DRIVER_GET(meson_clk)) {
> - meson_clk_dump_dev(dev);
> - printf("\n");
> - }
> - }
> -
> - return 0;
> }
> +#endif
>
> static struct clk_ops meson_clk_ops = {
> .disable = meson_clk_disable,
> @@ -717,6 +702,9 @@ static struct clk_ops meson_clk_ops = {
> .get_rate = meson_clk_get_rate,
> .set_rate = meson_clk_set_rate,
> .set_parent = meson_clk_set_parent,
> +#if IS_ENABLED(CONFIG_CMD_CLK)
> + .dump = meson_clk_dump,
> +#endif
> };
>
> U_BOOT_DRIVER(meson_clk) = {
> diff --git a/drivers/clk/mvebu/armada-37xx-periph.c b/drivers/clk/mvebu/armada-37xx-periph.c
> index e75052f383..1a7097029a 100644
> --- a/drivers/clk/mvebu/armada-37xx-periph.c
> +++ b/drivers/clk/mvebu/armada-37xx-periph.c
> @@ -488,33 +488,36 @@ static int armada_37xx_periph_clk_dump(struct udevice *dev)
> static int clk_dump(const char *name, int (*func)(struct udevice *))
> {
> struct udevice *dev;
> + int ret;
>
> if (uclass_get_device_by_name(UCLASS_CLK, name, &dev)) {
> printf("Cannot find device %s\n", name);
> return -ENODEV;
> }
>
> - return func(dev);
> + ret = func(dev);
> + if (ret)
> + printf("Dump failed for %s: %d\n", name, ret);
> +
> + return ret;
> }
>
> int armada_37xx_tbg_clk_dump(struct udevice *);
>
> -int soc_clk_dump(void)
> +static void armada37xx_clk_dump(struct udevice __always_unused *dev)
> {
> printf(" xtal at %u000000 Hz\n\n", get_ref_clk());
>
> if (clk_dump("tbg at 13200", armada_37xx_tbg_clk_dump))
> - return 1;
> + return;
>
> if (clk_dump("nb-periph-clk at 13000",
> armada_37xx_periph_clk_dump))
> - return 1;
> + return;
>
> if (clk_dump("sb-periph-clk at 18000",
> armada_37xx_periph_clk_dump))
> - return 1;
> -
> - return 0;
> + return;
> }
> #endif
>
> @@ -605,6 +608,9 @@ static const struct clk_ops armada_37xx_periph_clk_ops = {
> .set_parent = armada_37xx_periph_clk_set_parent,
> .enable = armada_37xx_periph_clk_enable,
> .disable = armada_37xx_periph_clk_disable,
> +#if IS_ENABLED(CONFIG_CMD_CLK)
> + .dump = armada37xx_clk_dump,
> +#endif
> };
>
> static const struct udevice_id armada_37xx_periph_clk_ids[] = {
> diff --git a/drivers/clk/stm32/clk-stm32mp1.c b/drivers/clk/stm32/clk-stm32mp1.c
> index f3ac8c7583..6f000c8e44 100644
> --- a/drivers/clk/stm32/clk-stm32mp1.c
> +++ b/drivers/clk/stm32/clk-stm32mp1.c
> @@ -2225,10 +2225,13 @@ static void stm32mp1_osc_init(struct udevice *dev)
> }
> }
>
> -static void __maybe_unused stm32mp1_clk_dump(struct stm32mp1_clk_priv *priv)
> +static void __maybe_unused stm32mp1_clk_dump(struct udevice *dev)
> {
> char buf[32];
> int i, s, p;
> + struct stm32mp1_clk_priv *priv;
> +
> + priv = dev_get_priv(dev);
>
> printf("Clocks:\n");
> for (i = 0; i < _PARENT_NB; i++) {
> @@ -2252,27 +2255,6 @@ static void __maybe_unused stm32mp1_clk_dump(struct stm32mp1_clk_priv *priv)
> }
> }
>
> -#ifdef CONFIG_CMD_CLK
> -int soc_clk_dump(void)
> -{
> - struct udevice *dev;
> - struct stm32mp1_clk_priv *priv;
> - int ret;
> -
> - ret = uclass_get_device_by_driver(UCLASS_CLK,
> - DM_DRIVER_GET(stm32mp1_clock),
> - &dev);
> - if (ret)
> - return ret;
> -
> - priv = dev_get_priv(dev);
> -
> - stm32mp1_clk_dump(priv);
> -
> - return 0;
> -}
> -#endif
> -
> static int stm32mp1_clk_probe(struct udevice *dev)
> {
> int result = 0;
> @@ -2302,7 +2284,7 @@ static int stm32mp1_clk_probe(struct udevice *dev)
> #if defined(VERBOSE_DEBUG)
> /* display debug information for probe after relocation */
> if (gd->flags & GD_FLG_RELOC)
> - stm32mp1_clk_dump(priv);
> + stm32mp1_clk_dump(dev);
> #endif
>
> gd->cpu_clk = stm32mp1_clk_get(priv, _CK_MPU);
> @@ -2333,6 +2315,9 @@ static const struct clk_ops stm32mp1_clk_ops = {
> .disable = stm32mp1_clk_disable,
> .get_rate = stm32mp1_clk_get_rate,
> .set_rate = stm32mp1_clk_set_rate,
> +#if IS_ENABLED(CONFIG_CMD_CLK) && !IS_ENABLED(CONFIG_SPL_BUILD)
> + .dump = stm32mp1_clk_dump,
> +#endif
> };
>
> U_BOOT_DRIVER(stm32mp1_clock) = {
Other than the above,
Reviewed-by: Sean Anderson <seanga2 at gmail.com>
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