From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sinan Kaya Subject: [PATCH V7 5/9] vfio: platform: add extra debug info argument to call reset Date: Mon, 13 Jun 2016 00:26:37 -0400 Message-ID: <1465792001-27960-6-git-send-email-okaya@codeaurora.org> References: <1465792001-27960-1-git-send-email-okaya@codeaurora.org> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1465792001-27960-1-git-send-email-okaya@codeaurora.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=m.gmane.org@lists.infradead.org To: kvm@vger.kernel.org, timur@codeaurora.org, cov@codeaurora.org, jcm@redhat.com, alex.williamson@redhat.com, eric.auger@linaro.org Cc: Baptiste Reynal , linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, Sinan Kaya , linux-acpi@vger.kernel.org, agross@codeaurora.org, linux-arm-kernel@lists.infradead.org List-Id: linux-arm-msm@vger.kernel.org Getting ready to bring out extra debug information to the caller so that more verbose information can be printed when an error is observed. Signed-off-by: Sinan Kaya --- drivers/vfio/platform/vfio_platform_common.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) diff --git a/drivers/vfio/platform/vfio_platform_common.c b/drivers/vfio/platform/vfio_platform_common.c index fbf4565..e7ce2c2 100644 --- a/drivers/vfio/platform/vfio_platform_common.c +++ b/drivers/vfio/platform/vfio_platform_common.c @@ -171,7 +171,8 @@ static void vfio_platform_regions_cleanup(struct vfio_platform_device *vdev) kfree(vdev->regions); } -static int vfio_platform_call_reset(struct vfio_platform_device *vdev) +static int vfio_platform_call_reset(struct vfio_platform_device *vdev, + const char **extra_dbg) { if (vdev->of_reset) { dev_info(vdev->device, "reset\n"); @@ -189,7 +190,7 @@ static void vfio_platform_release(void *device_data) mutex_lock(&driver_lock); if (!(--vdev->refcnt)) { - vfio_platform_call_reset(vdev); + vfio_platform_call_reset(vdev, NULL); vfio_platform_regions_cleanup(vdev); vfio_platform_irq_cleanup(vdev); } @@ -218,7 +219,7 @@ static int vfio_platform_open(void *device_data) if (ret) goto err_irq; - vfio_platform_call_reset(vdev); + vfio_platform_call_reset(vdev, NULL); } vdev->refcnt++; @@ -350,7 +351,7 @@ static long vfio_platform_ioctl(void *device_data, return ret; } else if (cmd == VFIO_DEVICE_RESET) { - return vfio_platform_call_reset(vdev); + return vfio_platform_call_reset(vdev, NULL); } return -ENOTTY; -- 1.8.2.1