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greybus: get rid of {conceal,reveal}_urb()

Browse source 
These clever macros were fine for early development, but they're
more of a distraction now.

Signed-off-by: Alex Elder <elder@linaro.org>
Signed-off-by: Greg Kroah-Hartman <greg@kroah.com>
This commit is contained in:
Alex Elder 2015-03-26 21:25:06 -05:00 committed by Greg Kroah-Hartman
parent d3d2bea161
commit 142f8ddf71
2 changed files with 6 additions and 20 deletions
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11
drivers/staging/greybus/es1.c
View file

@ -21,13 +21,6 @@
#include "svc_msg.h"
#include "kernel_ver.h"
/*
* Macros for making pointers explicitly opaque, such that the result
* isn't valid but also can't be mistaken for an ERR_PTR() value.
*/
#define conceal_urb(urb) ((void *)((uintptr_t)(urb) ^ 0xbad))
#define reveal_urb(cookie) ((void *)((uintptr_t)(cookie) ^ 0xbad))
/* Memory sizes for the buffers sent to/from the ES1 controller */
#define ES1_SVC_MSG_SIZE (sizeof(struct svc_msg) + SZ_64K)
#define ES1_GBUF_MSG_SIZE_MAX PAGE_SIZE
@ -274,7 +267,7 @@ static void *buffer_send(struct greybus_host_device *hd, u16 cport_id,
return ERR_PTR(retval);
}
return conceal_urb(urb);
return urb;
}
/*
@ -292,7 +285,7 @@ static void buffer_cancel(void *cookie)
* is valid. For the time being, this will do.
*/
if (cookie)
usb_kill_urb(reveal_urb(cookie));
usb_kill_urb(cookie);
}
static struct greybus_host_driver es1_driver = {

15
drivers/staging/greybus/es2.c
View file

@ -1,8 +1,8 @@
/*
* Greybus "AP" USB driver for "ES2" controller chips
*
* Copyright 2014 Google Inc.
* Copyright 2014 Linaro Ltd.
* Copyright 2014-2015 Google Inc.
* Copyright 2014-2015 Linaro Ltd.
*
* Released under the GPLv2 only.
*/
@ -17,13 +17,6 @@
#include "svc_msg.h"
#include "kernel_ver.h"
/*
* Macros for making pointers explicitly opaque, such that the result
* isn't valid but also can't be mistaken for an ERR_PTR() value.
*/
#define conceal_urb(urb) ((void *)((uintptr_t)(urb) ^ 0xbad))
#define reveal_urb(cookie) ((void *)((uintptr_t)(cookie) ^ 0xbad))
/* Memory sizes for the buffers sent to/from the ES1 controller */
#define ES1_SVC_MSG_SIZE (sizeof(struct svc_msg) + SZ_64K)
#define ES1_GBUF_MSG_SIZE_MAX PAGE_SIZE
@ -262,7 +255,7 @@ static void *buffer_send(struct greybus_host_device *hd, u16 cport_id,
return ERR_PTR(retval);
}
return conceal_urb(urb);
return urb;
}
/*
@ -280,7 +273,7 @@ static void buffer_cancel(void *cookie)
* is valid. For the time being, this will do.
*/
if (cookie)
usb_kill_urb(reveal_urb(cookie));
usb_kill_urb(cookie);
}
static struct greybus_host_driver es1_driver = {