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Date: Wed, 21 Sep 2022 15:50:42 +0200 From: Arnaud Pouliquen <arnaud.pouliquen@...s.st.com> To: Bjorn Andersson <andersson@...nel.org>, Mathieu Poirier <mathieu.poirier@...aro.org> CC: <linux-remoteproc@...r.kernel.org>, <linux-kernel@...r.kernel.org>, <linux-stm32@...md-mailman.stormreply.com>, Rob Herring <robh@...nel.org>, Christoph Hellwig <hch@....de>, Stefano Stabellini <stefanos@...inx.com>, Bruce Ashfield <bruce.ashfield@...inx.com>, <arnaud.pouliquen@...s.st.com> Subject: [PATCH v9 2/4] remoteproc: core: Introduce rproc_add_rvdev function The rproc structure contains a list of registered rproc_vdev structure. To be able to move the management of the rproc_vdev structure in remoteproc_virtio.c (i.e rproc_rvdev_add_device function), introduce the rproc_add_rvdev and rproc_remove_rvdev functions. Signed-off-by: Arnaud Pouliquen <arnaud.pouliquen@...s.st.com> Reviewed-by: Mathieu Poirier <mathieu.poirier@...aro.org> --- drivers/remoteproc/remoteproc_core.c | 16 ++++++++++++++-- 1 file changed, 14 insertions(+), 2 deletions(-) diff --git a/drivers/remoteproc/remoteproc_core.c b/drivers/remoteproc/remoteproc_core.c index f8dd8c526299..ddf2c716d7d8 100644 --- a/drivers/remoteproc/remoteproc_core.c +++ b/drivers/remoteproc/remoteproc_core.c @@ -486,6 +486,18 @@ static int copy_dma_range_map(struct device *to, struct device *from) return 0; } +static void rproc_add_rvdev(struct rproc *rproc, struct rproc_vdev *rvdev) +{ + if (rvdev && rproc) + list_add_tail(&rvdev->node, &rproc->rvdevs); +} + +static void rproc_remove_rvdev(struct rproc_vdev *rvdev) +{ + if (rvdev) + list_del(&rvdev->node); +} + static struct rproc_vdev * rproc_rvdev_add_device(struct rproc *rproc, struct rproc_vdev_data *rvdev_data) { @@ -549,7 +561,7 @@ rproc_rvdev_add_device(struct rproc *rproc, struct rproc_vdev_data *rvdev_data) goto unwind_vring_allocations; } - list_add_tail(&rvdev->node, &rproc->rvdevs); + rproc_add_rvdev(rproc, rvdev); rvdev->subdev.start = rproc_vdev_do_start; rvdev->subdev.stop = rproc_vdev_do_stop; @@ -579,7 +591,7 @@ void rproc_vdev_release(struct kref *ref) } rproc_remove_subdev(rproc, &rvdev->subdev); - list_del(&rvdev->node); + rproc_remove_rvdev(rvdev); device_unregister(&rvdev->dev); } -- 2.24.3
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