Re: [PATCH 5/5] usb: chipidea: allow disabling glue drivers if EMBEDDED

From: Peter Chen
Date: Mon Apr 06 2020 - 23:12:43 EST


On 20-04-04 02:00:06, MichaÅ MirosÅaw wrote:
> Allow to cut down on driver size for embedded config.
>
> Signed-off-by: MichaÅ MirosÅaw <mirq-linux@xxxxxxxxxxxx>
> ---
> drivers/usb/chipidea/Kconfig | 37 ++++++++++++++++++++++++-----------
> drivers/usb/chipidea/Makefile | 12 +++++-------
> 2 files changed, 31 insertions(+), 18 deletions(-)
>
> diff --git a/drivers/usb/chipidea/Kconfig b/drivers/usb/chipidea/Kconfig
> index d53db520e209..8bafcfc6080d 100644
> --- a/drivers/usb/chipidea/Kconfig
> +++ b/drivers/usb/chipidea/Kconfig
> @@ -18,17 +18,6 @@ config USB_CHIPIDEA
>
> if USB_CHIPIDEA
>
> -config USB_CHIPIDEA_OF
> - tristate
> - depends on OF
> - default USB_CHIPIDEA
> -
> -config USB_CHIPIDEA_PCI
> - tristate
> - depends on USB_PCI
> - depends on NOP_USB_XCEIV
> - default USB_CHIPIDEA
> -
> config USB_CHIPIDEA_UDC
> bool "ChipIdea device controller"
> depends on USB_GADGET
> @@ -43,4 +32,30 @@ config USB_CHIPIDEA_HOST
> help
> Say Y here to enable host controller functionality of the
> ChipIdea driver.
> +
> +config USB_CHIPIDEA_PCI
> + tristate "Enable PCI glue driver" if EMBEDDED

Why depends on EMBEDDED for this driver? Not everyone needs this
configuration.

Peter
> + depends on USB_PCI
> + depends on NOP_USB_XCEIV
> + default USB_CHIPIDEA
> +
> +config USB_CHIPIDEA_MSM
> + tristate "Enable MSM hsusb glue driver" if EMBEDDED
> + default USB_CHIPIDEA
> +
> +config USB_CHIPIDEA_IMX
> + tristate "Enable i.MX USB glue driver" if EMBEDDED
> + depends on OF
> + default USB_CHIPIDEA
> +
> +config USB_CHIPIDEA_GENERIC
> + tristate "Enable generic USB2 glue driver" if EMBEDDED
> + default USB_CHIPIDEA
> +
> +config USB_CHIPIDEA_TEGRA
> + tristate "Enable Tegra UDC glue driver" if EMBEDDED
> + depends on OF
> + depends on USB_CHIPIDEA_UDC
> + default USB_CHIPIDEA
> +
> endif
> diff --git a/drivers/usb/chipidea/Makefile b/drivers/usb/chipidea/Makefile
> index 985663ba6e68..fae779a23866 100644
> --- a/drivers/usb/chipidea/Makefile
> +++ b/drivers/usb/chipidea/Makefile
> @@ -8,10 +8,8 @@ ci_hdrc-$(CONFIG_USB_OTG_FSM) += otg_fsm.o
>
> # Glue/Bridge layers go here
>
> -obj-$(CONFIG_USB_CHIPIDEA) += ci_hdrc_usb2.o
> -obj-$(CONFIG_USB_CHIPIDEA) += ci_hdrc_msm.o
> -
> -obj-$(CONFIG_USB_CHIPIDEA_PCI) += ci_hdrc_pci.o
> -
> -obj-$(CONFIG_USB_CHIPIDEA_OF) += usbmisc_imx.o ci_hdrc_imx.o
> -obj-$(CONFIG_USB_CHIPIDEA_OF) += ci_hdrc_tegra.o
> +obj-$(CONFIG_USB_CHIPIDEA_GENERIC) += ci_hdrc_usb2.o
> +obj-$(CONFIG_USB_CHIPIDEA_MSM) += ci_hdrc_msm.o
> +obj-$(CONFIG_USB_CHIPIDEA_PCI) += ci_hdrc_pci.o
> +obj-$(CONFIG_USB_CHIPIDEA_IMX) += ci_hdrc_imx.o usbmisc_imx.o
> +obj-$(CONFIG_USB_CHIPIDEA_TEGRA) += ci_hdrc_tegra.o
> --
> 2.20.1
>

--

Thanks,
Peter Chen