Re: [PATCH] mmc: add missing MODULE_DESCRIPTION() macros

[Dragan Simic <dsimic@manjaro.org>]

Hello Jeff,

Thanks for the patch.  Please see a few comments below.

On 2024-06-10 16:17, Jeff Johnson wrote:
> make allmodconfig && make W=1 C=1 reports:
> WARNING: modpost: missing MODULE_DESCRIPTION() in 
> drivers/mmc/host/of_mmc_spi.o
> WARNING: modpost: missing MODULE_DESCRIPTION() in
> drivers/mmc/host/tmio_mmc_core.o
> WARNING: modpost: missing MODULE_DESCRIPTION() in
> drivers/mmc/host/renesas_sdhi_core.o
> WARNING: modpost: missing MODULE_DESCRIPTION() in 
> drivers/mmc/core/mmc_core.o
> WARNING: modpost: missing MODULE_DESCRIPTION() in
> drivers/mmc/core/pwrseq_simple.o
> WARNING: modpost: missing MODULE_DESCRIPTION() in
> drivers/mmc/core/pwrseq_sd8787.o
> WARNING: modpost: missing MODULE_DESCRIPTION() in 
> drivers/mmc/core/pwrseq_emmc.o
> WARNING: modpost: missing MODULE_DESCRIPTION() in 
> drivers/mmc/core/sdio_uart.o
> 
> Add the missing invocations of the MODULE_DESCRIPTION() macro.
> 
> Signed-off-by: Jeff Johnson <quic_jjohnson@quicinc.com>
> ---
> Corrections to these descriptions are welcomed. I'm not an expert in
> this code so in most cases I've taken these descriptions directly from
> code comments, Kconfig descriptions, or git logs.  History has shown
> that in some cases these are originally wrong due to cut-n-paste
> errors, and in other cases the drivers have evolved such that the
> original information is no longer accurate.
> ---
>  drivers/mmc/core/core.c              | 1 +
>  drivers/mmc/core/pwrseq_emmc.c       | 1 +
>  drivers/mmc/core/pwrseq_sd8787.c     | 1 +
>  drivers/mmc/core/pwrseq_simple.c     | 1 +
>  drivers/mmc/core/sdio_uart.c         | 1 +
>  drivers/mmc/host/of_mmc_spi.c        | 1 +
>  drivers/mmc/host/renesas_sdhi_core.c | 1 +
>  drivers/mmc/host/tmio_mmc_core.c     | 1 +
>  8 files changed, 8 insertions(+)
> 
> diff --git a/drivers/mmc/core/core.c b/drivers/mmc/core/core.c
> index a8c17b4cd737..d6c819dd68ed 100644
> --- a/drivers/mmc/core/core.c
> +++ b/drivers/mmc/core/core.c
> @@ -2362,4 +2362,5 @@ static void __exit mmc_exit(void)
>  subsys_initcall(mmc_init);
>  module_exit(mmc_exit);
> 
> +MODULE_DESCRIPTION("MMC core driver");
>  MODULE_LICENSE("GPL");
> diff --git a/drivers/mmc/core/pwrseq_emmc.c 
> b/drivers/mmc/core/pwrseq_emmc.c
> index 3b6d69cefb4e..fff30330574f 100644
> --- a/drivers/mmc/core/pwrseq_emmc.c
> +++ b/drivers/mmc/core/pwrseq_emmc.c
> @@ -115,4 +115,5 @@ static struct platform_driver 
> mmc_pwrseq_emmc_driver = {
>  };
> 
>  module_platform_driver(mmc_pwrseq_emmc_driver);
> +MODULE_DESCRIPTION("HW reset support for eMMC");

"Hardware reset support for eMMC" would read a bit better.

>  MODULE_LICENSE("GPL v2");
> diff --git a/drivers/mmc/core/pwrseq_sd8787.c 
> b/drivers/mmc/core/pwrseq_sd8787.c
> index 0c5808fc3206..f24bbd68e251 100644
> --- a/drivers/mmc/core/pwrseq_sd8787.c
> +++ b/drivers/mmc/core/pwrseq_sd8787.c
> @@ -130,4 +130,5 @@ static struct platform_driver 
> mmc_pwrseq_sd8787_driver = {
>  };
> 
>  module_platform_driver(mmc_pwrseq_sd8787_driver);
> +MODULE_DESCRIPTION("Power sequence support for Marvell SD8787 BT + 
> Wifi chip");
>  MODULE_LICENSE("GPL v2");
> diff --git a/drivers/mmc/core/pwrseq_simple.c 
> b/drivers/mmc/core/pwrseq_simple.c
> index df9588503ad0..97f6d69d9c80 100644
> --- a/drivers/mmc/core/pwrseq_simple.c
> +++ b/drivers/mmc/core/pwrseq_simple.c
> @@ -159,4 +159,5 @@ static struct platform_driver 
> mmc_pwrseq_simple_driver = {
>  };
> 
>  module_platform_driver(mmc_pwrseq_simple_driver);
> +MODULE_DESCRIPTION("Simple HW reset support for MMC");

"Simple power sequence management for MMC" would be more accurate.

>  MODULE_LICENSE("GPL v2");
> diff --git a/drivers/mmc/core/sdio_uart.c 
> b/drivers/mmc/core/sdio_uart.c
> index 575ebbce378e..6b7471dba3bf 100644
> --- a/drivers/mmc/core/sdio_uart.c
> +++ b/drivers/mmc/core/sdio_uart.c
> @@ -1162,4 +1162,5 @@ module_init(sdio_uart_init);
>  module_exit(sdio_uart_exit);
> 
>  MODULE_AUTHOR("Nicolas Pitre");
> +MODULE_DESCRIPTION("SDIO UART/GPS driver");
>  MODULE_LICENSE("GPL");
> diff --git a/drivers/mmc/host/of_mmc_spi.c 
> b/drivers/mmc/host/of_mmc_spi.c
> index bf54776fb26c..05939f30a5ae 100644
> --- a/drivers/mmc/host/of_mmc_spi.c
> +++ b/drivers/mmc/host/of_mmc_spi.c
> @@ -19,6 +19,7 @@
>  #include <linux/mmc/core.h>
>  #include <linux/mmc/host.h>
> 
> +MODULE_DESCRIPTION("OpenFirmware bindings for the MMC-over-SPI 
> driver");
>  MODULE_LICENSE("GPL");
> 
>  struct of_mmc_spi {
> diff --git a/drivers/mmc/host/renesas_sdhi_core.c
> b/drivers/mmc/host/renesas_sdhi_core.c
> index 12f4faaaf4ee..d62a4ed86775 100644
> --- a/drivers/mmc/host/renesas_sdhi_core.c
> +++ b/drivers/mmc/host/renesas_sdhi_core.c
> @@ -1162,4 +1162,5 @@ void renesas_sdhi_remove(struct platform_device 
> *pdev)
>  }
>  EXPORT_SYMBOL_GPL(renesas_sdhi_remove);
> 
> +MODULE_DESCRIPTION("Renesas SDHI driver");

"Renesas SDHI core driver" would be a bit more accurate.

>  MODULE_LICENSE("GPL v2");
> diff --git a/drivers/mmc/host/tmio_mmc_core.c 
> b/drivers/mmc/host/tmio_mmc_core.c
> index 93e912afd3ae..c1a4ade5f949 100644
> --- a/drivers/mmc/host/tmio_mmc_core.c
> +++ b/drivers/mmc/host/tmio_mmc_core.c
> @@ -1319,4 +1319,5 @@ int tmio_mmc_host_runtime_resume(struct device 
> *dev)
>  EXPORT_SYMBOL_GPL(tmio_mmc_host_runtime_resume);
>  #endif
> 
> +MODULE_DESCRIPTION("TMIO MMC core driver");
>  MODULE_LICENSE("GPL v2");
> 
> ---
> base-commit: 83a7eefedc9b56fe7bfeff13b6c7356688ffa670
> change-id: 20240610-md-drivers-mmc-cb5f273b5b33