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Date: Fri, 24 Nov 2017 16:18:16 +0100
From: Ulf Hansson <ulf.hansson@...aro.org>
To: rui_feng@...lsil.com.cn
Cc: Lee Jones <lee.jones@...aro.org>, Arnd Bergmann <arnd@...db.de>,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
ricky_wu@...ltek.com, bristot@...hat.com
Subject: Re: [PATCH v6,1/2] misc: rtsx: Move Realtek Card Reader Driver to misc
On 24 November 2017 at 02:20, <rui_feng@...lsil.com.cn> wrote:
> From: Rui Feng <rui_feng@...lsil.com.cn>
>
> Because Realtek card reader drivers are pcie and usb drivers,
> and they bridge mmc subsystem and memstick subsystem, they are
> not mfd drivers. Greg and Lee Jones had a discussion about
> where to put the drivers, the result is that misc is a good
> place for them, so I move all files to misc. If I don't move
> them to a right place, I can't add any patch for this driver.
>
> Signed-off-by: Rui Feng <rui_feng@...lsil.com.cn>
> Acked-by: Arnd Bergmann <arnd@...db.de>
> Acked-for-MFD-by: Lee Jones <lee.jones@...aro.org>
> Reviewed-by: Daniel Bristot de Oliveira <bristot@...hat.com>
For mmc:
Acked-by: Ulf Hansson <ulf.hansson@...aro.org>
Kind regards
Uffe
>
> v6 changes:
> * fix compile errors
> * add Reviewed-by
>
> ---
> drivers/memstick/host/rtsx_pci_ms.c | 2 +-
> drivers/mfd/Kconfig | 21 ---------------------
> drivers/mfd/Makefile | 4 ----
> drivers/misc/Kconfig | 5 +++++
> drivers/misc/Makefile | 1 +
> drivers/misc/cardreader/Kconfig | 20 ++++++++++++++++++++
> drivers/misc/cardreader/Makefile | 4 ++++
> drivers/{mfd => misc/cardreader}/rtl8411.c | 2 +-
> drivers/{mfd => misc/cardreader}/rts5209.c | 2 +-
> drivers/{mfd => misc/cardreader}/rts5227.c | 2 +-
> drivers/{mfd => misc/cardreader}/rts5229.c | 2 +-
> drivers/{mfd => misc/cardreader}/rts5249.c | 3 +--
> drivers/{mfd => misc/cardreader}/rtsx_pcr.c | 2 +-
> drivers/{mfd => misc/cardreader}/rtsx_pcr.h | 2 +-
> drivers/{mfd => misc/cardreader}/rtsx_usb.c | 2 +-
> drivers/mmc/host/Kconfig | 4 ++--
> drivers/mmc/host/rtsx_pci_sdmmc.c | 2 +-
> drivers/mmc/host/rtsx_usb_sdmmc.c | 2 +-
> include/linux/{mfd => }/rtsx_common.h | 0
> include/linux/{mfd => }/rtsx_pci.h | 2 +-
> include/linux/{mfd => }/rtsx_usb.h | 0
> 21 files changed, 44 insertions(+), 40 deletions(-)
> create mode 100644 drivers/misc/cardreader/Kconfig
> create mode 100644 drivers/misc/cardreader/Makefile
> rename drivers/{mfd => misc/cardreader}/rtl8411.c (99%)
> rename drivers/{mfd => misc/cardreader}/rts5209.c (99%)
> rename drivers/{mfd => misc/cardreader}/rts5227.c (99%)
> rename drivers/{mfd => misc/cardreader}/rts5229.c (99%)
> rename drivers/{mfd => misc/cardreader}/rts5249.c (99%)
> rename drivers/{mfd => misc/cardreader}/rtsx_pcr.c (99%)
> rename drivers/{mfd => misc/cardreader}/rtsx_pcr.h (99%)
> rename drivers/{mfd => misc/cardreader}/rtsx_usb.c (99%)
> rename include/linux/{mfd => }/rtsx_common.h (100%)
> rename include/linux/{mfd => }/rtsx_pci.h (99%)
> rename include/linux/{mfd => }/rtsx_usb.h (100%)
>
> diff --git a/drivers/memstick/host/rtsx_pci_ms.c b/drivers/memstick/host/rtsx_pci_ms.c
> index 818fa94..a44b457 100644
> --- a/drivers/memstick/host/rtsx_pci_ms.c
> +++ b/drivers/memstick/host/rtsx_pci_ms.c
> @@ -24,7 +24,7 @@
> #include <linux/delay.h>
> #include <linux/platform_device.h>
> #include <linux/memstick.h>
> -#include <linux/mfd/rtsx_pci.h>
> +#include <linux/rtsx_pci.h>
> #include <asm/unaligned.h>
>
> struct realtek_pci_ms {
> diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig
> index fc5e4fe..80fd23f 100644
> --- a/drivers/mfd/Kconfig
> +++ b/drivers/mfd/Kconfig
> @@ -916,17 +916,6 @@ config MFD_RDC321X
> southbridge which provides access to GPIOs and Watchdog using the
> southbridge PCI device configuration space.
>
> -config MFD_RTSX_PCI
> - tristate "Realtek PCI-E card reader"
> - depends on PCI
> - select MFD_CORE
> - help
> - This supports for Realtek PCI-Express card reader including rts5209,
> - rts5227, rts522A, rts5229, rts5249, rts524A, rts525A, rtl8411, etc.
> - Realtek card reader supports access to many types of memory cards,
> - such as Memory Stick, Memory Stick Pro, Secure Digital and
> - MultiMediaCard.
> -
> config MFD_RT5033
> tristate "Richtek RT5033 Power Management IC"
> depends on I2C
> @@ -940,16 +929,6 @@ config MFD_RT5033
> sub-devices like charger, fuel gauge, flash LED, current source,
> LDO and Buck.
>
> -config MFD_RTSX_USB
> - tristate "Realtek USB card reader"
> - depends on USB
> - select MFD_CORE
> - help
> - Select this option to get support for Realtek USB 2.0 card readers
> - including RTS5129, RTS5139, RTS5179 and RTS5170.
> - Realtek card reader supports access to many types of memory cards,
> - such as Memory Stick Pro, Secure Digital and MultiMediaCard.
> -
> config MFD_RC5T583
> bool "Ricoh RC5T583 Power Management system device"
> depends on I2C=y
> diff --git a/drivers/mfd/Makefile b/drivers/mfd/Makefile
> index 8703ff1..921eb99 100644
> --- a/drivers/mfd/Makefile
> +++ b/drivers/mfd/Makefile
> @@ -19,10 +19,6 @@ obj-$(CONFIG_MFD_CROS_EC_I2C) += cros_ec_i2c.o
> obj-$(CONFIG_MFD_CROS_EC_SPI) += cros_ec_spi.o
> obj-$(CONFIG_MFD_EXYNOS_LPASS) += exynos-lpass.o
>
> -rtsx_pci-objs := rtsx_pcr.o rts5209.o rts5229.o rtl8411.o rts5227.o rts5249.o
> -obj-$(CONFIG_MFD_RTSX_PCI) += rtsx_pci.o
> -obj-$(CONFIG_MFD_RTSX_USB) += rtsx_usb.o
> -
> obj-$(CONFIG_HTC_PASIC3) += htc-pasic3.o
> obj-$(CONFIG_HTC_I2CPLD) += htc-i2cpld.o
>
> diff --git a/drivers/misc/Kconfig b/drivers/misc/Kconfig
> index 8136dc7..b328552 100644
> --- a/drivers/misc/Kconfig
> +++ b/drivers/misc/Kconfig
> @@ -506,6 +506,10 @@ config PCI_ENDPOINT_TEST
> Enable this configuration option to enable the host side test driver
> for PCI Endpoint.
>
> +config MISC_RTSX
> + tristate
> + default MISC_RTSX_PCI || MISC_RTSX_USB
> +
> source "drivers/misc/c2port/Kconfig"
> source "drivers/misc/eeprom/Kconfig"
> source "drivers/misc/cb710/Kconfig"
> @@ -518,4 +522,5 @@ source "drivers/misc/mic/Kconfig"
> source "drivers/misc/genwqe/Kconfig"
> source "drivers/misc/echo/Kconfig"
> source "drivers/misc/cxl/Kconfig"
> +source "drivers/misc/cardreader/Kconfig"
> endmenu
> diff --git a/drivers/misc/Makefile b/drivers/misc/Makefile
> index ad0e64f..fa440bb 100644
> --- a/drivers/misc/Makefile
> +++ b/drivers/misc/Makefile
> @@ -56,6 +56,7 @@ obj-$(CONFIG_CXL_BASE) += cxl/
> obj-$(CONFIG_ASPEED_LPC_CTRL) += aspeed-lpc-ctrl.o
> obj-$(CONFIG_ASPEED_LPC_SNOOP) += aspeed-lpc-snoop.o
> obj-$(CONFIG_PCI_ENDPOINT_TEST) += pci_endpoint_test.o
> +obj-$(CONFIG_MISC_RTSX) += cardreader/
>
> lkdtm-$(CONFIG_LKDTM) += lkdtm_core.o
> lkdtm-$(CONFIG_LKDTM) += lkdtm_bugs.o
> diff --git a/drivers/misc/cardreader/Kconfig b/drivers/misc/cardreader/Kconfig
> new file mode 100644
> index 0000000..e7d835a
> --- /dev/null
> +++ b/drivers/misc/cardreader/Kconfig
> @@ -0,0 +1,20 @@
> +config MISC_RTSX_PCI
> + tristate "Realtek PCI-E card reader"
> + depends on PCI
> + select MFD_CORE
> + help
> + This supports for Realtek PCI-Express card reader including rts5209,
> + rts5227, rts522A, rts5229, rts5249, rts524A, rts525A, rtl8411.
> + Realtek card readers support access to many types of memory cards,
> + such as Memory Stick, Memory Stick Pro, Secure Digital and
> + MultiMediaCard.
> +
> +config MISC_RTSX_USB
> + tristate "Realtek USB card reader"
> + depends on USB
> + select MFD_CORE
> + help
> + Select this option to get support for Realtek USB 2.0 card readers
> + including RTS5129, RTS5139, RTS5179 and RTS5170.
> + Realtek card reader supports access to many types of memory cards,
> + such as Memory Stick Pro, Secure Digital and MultiMediaCard.
> diff --git a/drivers/misc/cardreader/Makefile b/drivers/misc/cardreader/Makefile
> new file mode 100644
> index 0000000..78337b2
> --- /dev/null
> +++ b/drivers/misc/cardreader/Makefile
> @@ -0,0 +1,4 @@
> +rtsx_pci-objs := rtsx_pcr.o rts5209.o rts5229.o rtl8411.o rts5227.o rts5249.o
> +
> +obj-$(CONFIG_MISC_RTSX_PCI) += rtsx_pci.o
> +obj-$(CONFIG_MISC_RTSX_USB) += rtsx_usb.o
> diff --git a/drivers/mfd/rtl8411.c b/drivers/misc/cardreader/rtl8411.c
> similarity index 99%
> rename from drivers/mfd/rtl8411.c
> rename to drivers/misc/cardreader/rtl8411.c
> index b3ae659..434fd07 100644
> --- a/drivers/mfd/rtl8411.c
> +++ b/drivers/misc/cardreader/rtl8411.c
> @@ -23,7 +23,7 @@
> #include <linux/module.h>
> #include <linux/bitops.h>
> #include <linux/delay.h>
> -#include <linux/mfd/rtsx_pci.h>
> +#include <linux/rtsx_pci.h>
>
> #include "rtsx_pcr.h"
>
> diff --git a/drivers/mfd/rts5209.c b/drivers/misc/cardreader/rts5209.c
> similarity index 99%
> rename from drivers/mfd/rts5209.c
> rename to drivers/misc/cardreader/rts5209.c
> index b95beec..ce68c48 100644
> --- a/drivers/mfd/rts5209.c
> +++ b/drivers/misc/cardreader/rts5209.c
> @@ -21,7 +21,7 @@
>
> #include <linux/module.h>
> #include <linux/delay.h>
> -#include <linux/mfd/rtsx_pci.h>
> +#include <linux/rtsx_pci.h>
>
> #include "rtsx_pcr.h"
>
> diff --git a/drivers/mfd/rts5227.c b/drivers/misc/cardreader/rts5227.c
> similarity index 99%
> rename from drivers/mfd/rts5227.c
> rename to drivers/misc/cardreader/rts5227.c
> index ff296a4..024dcba 100644
> --- a/drivers/mfd/rts5227.c
> +++ b/drivers/misc/cardreader/rts5227.c
> @@ -22,7 +22,7 @@
>
> #include <linux/module.h>
> #include <linux/delay.h>
> -#include <linux/mfd/rtsx_pci.h>
> +#include <linux/rtsx_pci.h>
>
> #include "rtsx_pcr.h"
>
> diff --git a/drivers/mfd/rts5229.c b/drivers/misc/cardreader/rts5229.c
> similarity index 99%
> rename from drivers/mfd/rts5229.c
> rename to drivers/misc/cardreader/rts5229.c
> index 9ed9dc8..9119261 100644
> --- a/drivers/mfd/rts5229.c
> +++ b/drivers/misc/cardreader/rts5229.c
> @@ -21,7 +21,7 @@
>
> #include <linux/module.h>
> #include <linux/delay.h>
> -#include <linux/mfd/rtsx_pci.h>
> +#include <linux/rtsx_pci.h>
>
> #include "rtsx_pcr.h"
>
> diff --git a/drivers/mfd/rts5249.c b/drivers/misc/cardreader/rts5249.c
> similarity index 99%
> rename from drivers/mfd/rts5249.c
> rename to drivers/misc/cardreader/rts5249.c
> index 7fcf37b..dbe013a 100644
> --- a/drivers/mfd/rts5249.c
> +++ b/drivers/misc/cardreader/rts5249.c
> @@ -21,7 +21,7 @@
>
> #include <linux/module.h>
> #include <linux/delay.h>
> -#include <linux/mfd/rtsx_pci.h>
> +#include <linux/rtsx_pci.h>
>
> #include "rtsx_pcr.h"
>
> @@ -738,4 +738,3 @@ void rts525a_init_params(struct rtsx_pcr *pcr)
> pcr->reg_pm_ctrl3 = RTS524A_PM_CTRL3;
> pcr->ops = &rts525a_pcr_ops;
> }
> -
> diff --git a/drivers/mfd/rtsx_pcr.c b/drivers/misc/cardreader/rtsx_pcr.c
> similarity index 99%
> rename from drivers/mfd/rtsx_pcr.c
> rename to drivers/misc/cardreader/rtsx_pcr.c
> index 590fb9a..b60bd2a 100644
> --- a/drivers/mfd/rtsx_pcr.c
> +++ b/drivers/misc/cardreader/rtsx_pcr.c
> @@ -29,7 +29,7 @@
> #include <linux/idr.h>
> #include <linux/platform_device.h>
> #include <linux/mfd/core.h>
> -#include <linux/mfd/rtsx_pci.h>
> +#include <linux/rtsx_pci.h>
> #include <linux/mmc/card.h>
> #include <asm/unaligned.h>
>
> diff --git a/drivers/mfd/rtsx_pcr.h b/drivers/misc/cardreader/rtsx_pcr.h
> similarity index 99%
> rename from drivers/mfd/rtsx_pcr.h
> rename to drivers/misc/cardreader/rtsx_pcr.h
> index ec784e0..b0691c9 100644
> --- a/drivers/mfd/rtsx_pcr.h
> +++ b/drivers/misc/cardreader/rtsx_pcr.h
> @@ -22,7 +22,7 @@
> #ifndef __RTSX_PCR_H
> #define __RTSX_PCR_H
>
> -#include <linux/mfd/rtsx_pci.h>
> +#include <linux/rtsx_pci.h>
>
> #define MIN_DIV_N_PCR 80
> #define MAX_DIV_N_PCR 208
> diff --git a/drivers/mfd/rtsx_usb.c b/drivers/misc/cardreader/rtsx_usb.c
> similarity index 99%
> rename from drivers/mfd/rtsx_usb.c
> rename to drivers/misc/cardreader/rtsx_usb.c
> index 691dab7..e881209 100644
> --- a/drivers/mfd/rtsx_usb.c
> +++ b/drivers/misc/cardreader/rtsx_usb.c
> @@ -23,7 +23,7 @@
> #include <linux/usb.h>
> #include <linux/platform_device.h>
> #include <linux/mfd/core.h>
> -#include <linux/mfd/rtsx_usb.h>
> +#include <linux/rtsx_usb.h>
>
> static int polling_pipe = 1;
> module_param(polling_pipe, int, S_IRUGO | S_IWUSR);
> diff --git a/drivers/mmc/host/Kconfig b/drivers/mmc/host/Kconfig
> index 8c15637..8b458b1 100644
> --- a/drivers/mmc/host/Kconfig
> +++ b/drivers/mmc/host/Kconfig
> @@ -824,14 +824,14 @@ config MMC_USDHI6ROL0
>
> config MMC_REALTEK_PCI
> tristate "Realtek PCI-E SD/MMC Card Interface Driver"
> - depends on MFD_RTSX_PCI
> + depends on MISC_RTSX_PCI
> help
> Say Y here to include driver code to support SD/MMC card interface
> of Realtek PCI-E card reader
>
> config MMC_REALTEK_USB
> tristate "Realtek USB SD/MMC Card Interface Driver"
> - depends on MFD_RTSX_USB
> + depends on MISC_RTSX_USB
> help
> Say Y here to include driver code to support SD/MMC card interface
> of Realtek RTS5129/39 series card reader
> diff --git a/drivers/mmc/host/rtsx_pci_sdmmc.c b/drivers/mmc/host/rtsx_pci_sdmmc.c
> index 0848dc0..30bd808 100644
> --- a/drivers/mmc/host/rtsx_pci_sdmmc.c
> +++ b/drivers/mmc/host/rtsx_pci_sdmmc.c
> @@ -30,7 +30,7 @@
> #include <linux/mmc/sd.h>
> #include <linux/mmc/sdio.h>
> #include <linux/mmc/card.h>
> -#include <linux/mfd/rtsx_pci.h>
> +#include <linux/rtsx_pci.h>
> #include <asm/unaligned.h>
>
> struct realtek_pci_sdmmc {
> diff --git a/drivers/mmc/host/rtsx_usb_sdmmc.c b/drivers/mmc/host/rtsx_usb_sdmmc.c
> index 76da168..7842207 100644
> --- a/drivers/mmc/host/rtsx_usb_sdmmc.c
> +++ b/drivers/mmc/host/rtsx_usb_sdmmc.c
> @@ -31,7 +31,7 @@
> #include <linux/scatterlist.h>
> #include <linux/pm_runtime.h>
>
> -#include <linux/mfd/rtsx_usb.h>
> +#include <linux/rtsx_usb.h>
> #include <asm/unaligned.h>
>
> #if defined(CONFIG_LEDS_CLASS) || (defined(CONFIG_LEDS_CLASS_MODULE) && \
> diff --git a/include/linux/mfd/rtsx_common.h b/include/linux/rtsx_common.h
> similarity index 100%
> rename from include/linux/mfd/rtsx_common.h
> rename to include/linux/rtsx_common.h
> diff --git a/include/linux/mfd/rtsx_pci.h b/include/linux/rtsx_pci.h
> similarity index 99%
> rename from include/linux/mfd/rtsx_pci.h
> rename to include/linux/rtsx_pci.h
> index a2a1318..82abac7 100644
> --- a/include/linux/mfd/rtsx_pci.h
> +++ b/include/linux/rtsx_pci.h
> @@ -24,7 +24,7 @@
>
> #include <linux/sched.h>
> #include <linux/pci.h>
> -#include <linux/mfd/rtsx_common.h>
> +#include <linux/rtsx_common.h>
>
> #define MAX_RW_REG_CNT 1024
>
> diff --git a/include/linux/mfd/rtsx_usb.h b/include/linux/rtsx_usb.h
> similarity index 100%
> rename from include/linux/mfd/rtsx_usb.h
> rename to include/linux/rtsx_usb.h
> --
> 1.9.1
>
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