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SubjectRe: [PATCH v7 02/14] usb: otg-fsm: Prevent build warning "VDBG" redefined
On Mon, May 02, 2016 at 03:18:45PM +0300, Roger Quadros wrote:
> If usb/otg-fsm.h and usb/composite.h are included together
> then it results in the build warning [1].
>
> Prevent that by defining VDBG locally.
>
> Also get rid of MPC_LOC which doesn't seem to be used
> by anyone.
>
> [1] - warning fixed by this patch:
>
> In file included from drivers/usb/dwc3/core.h:33,
> from drivers/usb/dwc3/ep0.c:33:
> include/linux/usb/otg-fsm.h:30:1: warning: "VDBG" redefined
> In file included from drivers/usb/dwc3/ep0.c:31:
> include/linux/usb/composite.h:615:1: warning: this is the location
> of the previous definition
>
> Signed-off-by: Roger Quadros <rogerq@ti.com>

Acked-by: Peter Chen <peter.chen@nxp.com>
> ---
> drivers/usb/common/usb-otg-fsm.c | 7 +++++++
> drivers/usb/phy/phy-fsl-usb.c | 7 +++++++
> include/linux/usb/otg-fsm.h | 15 ---------------
> 3 files changed, 14 insertions(+), 15 deletions(-)
>
> diff --git a/drivers/usb/common/usb-otg-fsm.c b/drivers/usb/common/usb-otg-fsm.c
> index 9059b7d..015cf41 100644
> --- a/drivers/usb/common/usb-otg-fsm.c
> +++ b/drivers/usb/common/usb-otg-fsm.c
> @@ -30,6 +30,13 @@
> #include <linux/usb/otg.h>
> #include <linux/usb/otg-fsm.h>
>
> +#ifdef VERBOSE
> +#define VDBG(fmt, args...) pr_debug("[%s] " fmt , \
> + __func__, ## args)
> +#else
> +#define VDBG(stuff...) do {} while (0)
> +#endif
> +
> /* Change USB protocol when there is a protocol change */
> static int otg_set_protocol(struct otg_fsm *fsm, int protocol)
> {
> diff --git a/drivers/usb/phy/phy-fsl-usb.c b/drivers/usb/phy/phy-fsl-usb.c
> index 94eb292..dd8a1ad 100644
> --- a/drivers/usb/phy/phy-fsl-usb.c
> +++ b/drivers/usb/phy/phy-fsl-usb.c
> @@ -44,6 +44,13 @@
>
> #include "phy-fsl-usb.h"
>
> +#ifdef VERBOSE
> +#define VDBG(fmt, args...) pr_debug("[%s] " fmt , \
> + __func__, ## args)
> +#else
> +#define VDBG(stuff...) do {} while (0)
> +#endif
> +
> #define DRIVER_VERSION "Rev. 1.55"
> #define DRIVER_AUTHOR "Jerry Huang/Li Yang"
> #define DRIVER_DESC "Freescale USB OTG Transceiver Driver"
> diff --git a/include/linux/usb/otg-fsm.h b/include/linux/usb/otg-fsm.h
> index 7a03505..a0a8f87 100644
> --- a/include/linux/usb/otg-fsm.h
> +++ b/include/linux/usb/otg-fsm.h
> @@ -21,21 +21,6 @@
> #include <linux/mutex.h>
> #include <linux/errno.h>
>
> -#undef VERBOSE
> -
> -#ifdef VERBOSE
> -#define VDBG(fmt, args...) pr_debug("[%s] " fmt , \
> - __func__, ## args)
> -#else
> -#define VDBG(stuff...) do {} while (0)
> -#endif
> -
> -#ifdef VERBOSE
> -#define MPC_LOC printk("Current Location [%s]:[%d]\n", __FILE__, __LINE__)
> -#else
> -#define MPC_LOC do {} while (0)
> -#endif
> -
> #define PROTO_UNDEF (0)
> #define PROTO_HOST (1)
> #define PROTO_GADGET (2)
> --
> 2.7.4
>
> --
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--

Best Regards,
Peter Chen

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