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Date: Fri, 25 Jan 2019 14:59:17 -0300
From: Paul Cercueil <paul@...pouillou.net>
To: Zhou Yanjie <zhouyanjie@...o.com>
Cc: linus.walleij@...aro.org, linux-mips@...r.kernel.org,
linux-gpio@...r.kernel.org, linux-kernel@...r.kernel.org,
paul.burton@...s.com, syq@...ian.org, jiaxun.yang@...goat.com,
772753199@...com
Subject: Re: [PATCH RESEND 4/4] Pinctrl: Ingenic: Fix const declaration.
Hi,
On Fri, Jan 25, 2019 at 6:59 AM, Zhou Yanjie <zhouyanjie@...o.com>
wrote:
> Warning is reported when checkpatch indicates that
> "static const char * array" should be changed to
> "static const char * const".
>
> Signed-off-by: Zhou Yanjie <zhouyanjie@...o.com
> <mailto:zhouyanjie@...o.com>>
> ---
> drivers/pinctrl/pinctrl-ingenic.c | 136
> +++++++++++++++++++++-----------------
> 1 file changed, 76 insertions(+), 60 deletions(-)
>
> diff --git a/drivers/pinctrl/pinctrl-ingenic.c
> b/drivers/pinctrl/pinctrl-ingenic.c
> index 2b3f7e4..e982896 100644
> --- a/drivers/pinctrl/pinctrl-ingenic.c
> +++ b/drivers/pinctrl/pinctrl-ingenic.c
> @@ -172,23 +172,25 @@ static const struct group_desc jz4740_groups[]
> = {
> INGENIC_PIN_GROUP("pwm7", jz4740_pwm_pwm7),
> };
>
> -static const char *jz4740_mmc_groups[] = { "mmc-1bit", "mmc-4bit", };
> -static const char *jz4740_uart0_groups[] = { "uart0-data",
> "uart0-hwflow", };
> -static const char *jz4740_uart1_groups[] = { "uart1-data", };
> -static const char *jz4740_lcd_groups[] = {
> +static const char * const jz4740_mmc_groups[] = { "mmc-1bit",
> "mmc-4bit", };
> +static const char * const jz4740_uart0_groups[] = {
> + "uart0-data", "uart0-hwflow",
> +};
> +static const char * const jz4740_uart1_groups[] = { "uart1-data", };
> +static const char * const jz4740_lcd_groups[] = {
> "lcd-8bit", "lcd-16bit", "lcd-18bit", "lcd-18bit-tft",
> "lcd-no-pins",
> };
> -static const char *jz4740_nand_groups[] = {
> +static const char * const jz4740_nand_groups[] = {
> "nand-cs1", "nand-cs2", "nand-cs3", "nand-cs4",
> };
> -static const char *jz4740_pwm0_groups[] = { "pwm0", };
> -static const char *jz4740_pwm1_groups[] = { "pwm1", };
> -static const char *jz4740_pwm2_groups[] = { "pwm2", };
> -static const char *jz4740_pwm3_groups[] = { "pwm3", };
> -static const char *jz4740_pwm4_groups[] = { "pwm4", };
> -static const char *jz4740_pwm5_groups[] = { "pwm5", };
> -static const char *jz4740_pwm6_groups[] = { "pwm6", };
> -static const char *jz4740_pwm7_groups[] = { "pwm7", };
> +static const char * const jz4740_pwm0_groups[] = { "pwm0", };
> +static const char * const jz4740_pwm1_groups[] = { "pwm1", };
> +static const char * const jz4740_pwm2_groups[] = { "pwm2", };
> +static const char * const jz4740_pwm3_groups[] = { "pwm3", };
> +static const char * const jz4740_pwm4_groups[] = { "pwm4", };
> +static const char * const jz4740_pwm5_groups[] = { "pwm5", };
> +static const char * const jz4740_pwm6_groups[] = { "pwm6", };
> +static const char * const jz4740_pwm7_groups[] = { "pwm7", };
>
> static const struct function_desc jz4740_functions[] = {
> { "mmc", jz4740_mmc_groups, ARRAY_SIZE(jz4740_mmc_groups), },
With this patch applied I get this:
drivers/pinctrl/pinctrl-ingenic.c:196:11: attention : initialization
discards
‘const’ qualifier from pointer target type [-Wdiscarded-qualifiers]
{ "mmc", jz4740_mmc_groups, ARRAY_SIZE(jz4740_mmc_groups), },
^~~~~~~~~~~~~~~~~
> @@ -272,19 +274,19 @@ static const struct group_desc jz4725b_groups[]
> = {
> INGENIC_PIN_GROUP("pwm5", jz4725b_pwm_pwm5),
> };
>
> -static const char *jz4725b_mmc0_groups[] = { "mmc0-1bit",
> "mmc0-4bit", };
> -static const char *jz4725b_mmc1_groups[] = { "mmc1-1bit",
> "mmc1-4bit", };
> -static const char *jz4725b_uart_groups[] = { "uart-data", };
> -static const char *jz4725b_nand_groups[] = {
> +static const char * const jz4725b_mmc0_groups[] = { "mmc0-1bit",
> "mmc0-4bit", };
> +static const char * const jz4725b_mmc1_groups[] = { "mmc1-1bit",
> "mmc1-4bit", };
> +static const char * const jz4725b_uart_groups[] = { "uart-data", };
> +static const char * const jz4725b_nand_groups[] = {
> "nand-cs1", "nand-cs2", "nand-cs3", "nand-cs4",
> "nand-cle-ale", "nand-fre-fwe",
> };
> -static const char *jz4725b_pwm0_groups[] = { "pwm0", };
> -static const char *jz4725b_pwm1_groups[] = { "pwm1", };
> -static const char *jz4725b_pwm2_groups[] = { "pwm2", };
> -static const char *jz4725b_pwm3_groups[] = { "pwm3", };
> -static const char *jz4725b_pwm4_groups[] = { "pwm4", };
> -static const char *jz4725b_pwm5_groups[] = { "pwm5", };
> +static const char * const jz4725b_pwm0_groups[] = { "pwm0", };
> +static const char * const jz4725b_pwm1_groups[] = { "pwm1", };
> +static const char * const jz4725b_pwm2_groups[] = { "pwm2", };
> +static const char * const jz4725b_pwm3_groups[] = { "pwm3", };
> +static const char * const jz4725b_pwm4_groups[] = { "pwm4", };
> +static const char * const jz4725b_pwm5_groups[] = { "pwm5", };
>
> static const struct function_desc jz4725b_functions[] = {
> { "mmc0", jz4725b_mmc0_groups, ARRAY_SIZE(jz4725b_mmc0_groups), },
> @@ -500,46 +502,56 @@ static const struct group_desc jz4770_groups[]
> = {
> INGENIC_PIN_GROUP("mac-mii", jz4770_mac_mii),
> };
>
> -static const char *jz4770_uart0_groups[] = { "uart0-data",
> "uart0-hwflow", };
> -static const char *jz4770_uart1_groups[] = { "uart1-data",
> "uart1-hwflow", };
> -static const char *jz4770_uart2_groups[] = { "uart2-data",
> "uart2-hwflow", };
> -static const char *jz4770_uart3_groups[] = { "uart3-data",
> "uart3-hwflow", };
> -static const char *jz4770_mmc0_groups[] = {
> +static const char * const jz4770_uart0_groups[] = {
> + "uart0-data", "uart0-hwflow",
> +};
> +static const char * const jz4770_uart1_groups[] = {
> + "uart1-data", "uart1-hwflow",
> +};
> +static const char * const jz4770_uart2_groups[] = {
> + "uart2-data", "uart2-hwflow",
> +};
> +static const char * const jz4770_uart3_groups[] = {
> + "uart3-data", "uart3-hwflow",
> +};
> +static const char * const jz4770_mmc0_groups[] = {
> "mmc0-1bit-a", "mmc0-4bit-a",
> "mmc0-1bit-e", "mmc0-4bit-e", "mmc0-8bit-e",
> };
> -static const char *jz4770_mmc1_groups[] = {
> +static const char * const jz4770_mmc1_groups[] = {
> "mmc1-1bit-d", "mmc1-4bit-d",
> "mmc1-1bit-e", "mmc1-4bit-e", "mmc1-8bit-e",
> };
> -static const char *jz4770_mmc2_groups[] = {
> +static const char * const jz4770_mmc2_groups[] = {
> "mmc2-1bit-b", "mmc2-4bit-b",
> "mmc2-1bit-e", "mmc2-4bit-e", "mmc2-8bit-e",
> };
> -static const char *jz4770_nemc_groups[] = {
> +static const char * const jz4770_nemc_groups[] = {
> "nemc-8bit-data", "nemc-16bit-data", "nemc-cle-ale",
> "nemc-addr", "nemc-rd-we", "nemc-frd-fwe", "nemc-wait",
> };
> -static const char *jz4770_cs1_groups[] = { "nemc-cs1", };
> -static const char *jz4770_cs2_groups[] = { "nemc-cs2", };
> -static const char *jz4770_cs3_groups[] = { "nemc-cs3", };
> -static const char *jz4770_cs4_groups[] = { "nemc-cs4", };
> -static const char *jz4770_cs5_groups[] = { "nemc-cs5", };
> -static const char *jz4770_cs6_groups[] = { "nemc-cs6", };
> -static const char *jz4770_i2c0_groups[] = { "i2c0-data", };
> -static const char *jz4770_i2c1_groups[] = { "i2c1-data", };
> -static const char *jz4770_i2c2_groups[] = { "i2c2-data", };
> -static const char *jz4770_cim_groups[] = { "cim-data-8bit",
> "cim-data-12bit", };
> -static const char *jz4770_lcd_groups[] = { "lcd-24bit",
> "lcd-no-pins", };
> -static const char *jz4770_pwm0_groups[] = { "pwm0", };
> -static const char *jz4770_pwm1_groups[] = { "pwm1", };
> -static const char *jz4770_pwm2_groups[] = { "pwm2", };
> -static const char *jz4770_pwm3_groups[] = { "pwm3", };
> -static const char *jz4770_pwm4_groups[] = { "pwm4", };
> -static const char *jz4770_pwm5_groups[] = { "pwm5", };
> -static const char *jz4770_pwm6_groups[] = { "pwm6", };
> -static const char *jz4770_pwm7_groups[] = { "pwm7", };
> -static const char *jz4770_mac_groups[] = { "mac-rmii", "mac-mii", };
> +static const char * const jz4770_cs1_groups[] = { "nemc-cs1", };
> +static const char * const jz4770_cs2_groups[] = { "nemc-cs2", };
> +static const char * const jz4770_cs3_groups[] = { "nemc-cs3", };
> +static const char * const jz4770_cs4_groups[] = { "nemc-cs4", };
> +static const char * const jz4770_cs5_groups[] = { "nemc-cs5", };
> +static const char * const jz4770_cs6_groups[] = { "nemc-cs6", };
> +static const char * const jz4770_i2c0_groups[] = { "i2c0-data", };
> +static const char * const jz4770_i2c1_groups[] = { "i2c1-data", };
> +static const char * const jz4770_i2c2_groups[] = { "i2c2-data", };
> +static const char * const jz4770_cim_groups[] = {
> + "cim-data-8bit", "cim-data-12bit",
> +};
> +static const char * const jz4770_lcd_groups[] = { "lcd-24bit",
> "lcd-no-pins", };
> +static const char * const jz4770_pwm0_groups[] = { "pwm0", };
> +static const char * const jz4770_pwm1_groups[] = { "pwm1", };
> +static const char * const jz4770_pwm2_groups[] = { "pwm2", };
> +static const char * const jz4770_pwm3_groups[] = { "pwm3", };
> +static const char * const jz4770_pwm4_groups[] = { "pwm4", };
> +static const char * const jz4770_pwm5_groups[] = { "pwm5", };
> +static const char * const jz4770_pwm6_groups[] = { "pwm6", };
> +static const char * const jz4770_pwm7_groups[] = { "pwm7", };
> +static const char * const jz4770_mac_groups[] = { "mac-rmii",
> "mac-mii", };
>
> static const struct function_desc jz4770_functions[] = {
> { "uart0", jz4770_uart0_groups, ARRAY_SIZE(jz4770_uart0_groups), },
> @@ -652,25 +664,29 @@ static const struct group_desc jz4780_groups[]
> = {
> INGENIC_PIN_GROUP("pwm7", jz4770_pwm_pwm7),
> };
>
> -static const char *jz4780_uart2_groups[] = { "uart2-data",
> "uart2-hwflow", };
> -static const char *jz4780_uart4_groups[] = { "uart4-data", };
> -static const char *jz4780_mmc0_groups[] = {
> +static const char * const jz4780_uart2_groups[] = {
> + "uart2-data", "uart2-hwflow",
> +};
> +static const char * const jz4780_uart4_groups[] = { "uart4-data", };
> +static const char * const jz4780_mmc0_groups[] = {
> "mmc0-1bit-a", "mmc0-4bit-a", "mmc0-8bit-a",
> "mmc0-1bit-e", "mmc0-4bit-e",
> };
> -static const char *jz4780_mmc1_groups[] = {
> +static const char * const jz4780_mmc1_groups[] = {
> "mmc1-1bit-d", "mmc1-4bit-d", "mmc1-1bit-e", "mmc1-4bit-e",
> };
> -static const char *jz4780_mmc2_groups[] = {
> +static const char * const jz4780_mmc2_groups[] = {
> "mmc2-1bit-b", "mmc2-4bit-b", "mmc2-1bit-e", "mmc2-4bit-e",
> };
> -static const char *jz4780_nemc_groups[] = {
> +static const char * const jz4780_nemc_groups[] = {
> "nemc-data", "nemc-cle-ale", "nemc-addr",
> "nemc-rd-we", "nemc-frd-fwe", "nemc-wait",
> };
> -static const char *jz4780_i2c3_groups[] = { "i2c3-data", };
> -static const char *jz4780_i2c4_groups[] = { "i2c4-data-e",
> "i2c4-data-f", };
> -static const char *jz4780_cim_groups[] = { "cim-data", };
> +static const char * const jz4780_i2c3_groups[] = { "i2c3-data", };
> +static const char * const jz4780_i2c4_groups[] = {
> + "i2c4-data-e", "i2c4-data-f",
> +};
> +static const char * const jz4780_cim_groups[] = { "cim-data", };
>
> static const struct function_desc jz4780_functions[] = {
> { "uart0", jz4770_uart0_groups, ARRAY_SIZE(jz4770_uart0_groups), },
> --
> 2.7.4
>
>
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