From 3952105df4723abbd36b57e88c8dad42cf6c8b59 Mon Sep 17 00:00:00 2001 From: Sibi Sankar Date: Wed, 17 Oct 2018 19:25:23 +0530 Subject: remoteproc: Introduce custom dump function for each remoteproc segment Introduce custom dump function and private data per remoteproc dump segment. The dump function is responsible for filling the device memory segment associated with coredump Signed-off-by: Sibi Sankar Signed-off-by: Bjorn Andersson --- drivers/remoteproc/remoteproc_core.c | 18 +++++++++++------- 1 file changed, 11 insertions(+), 7 deletions(-) (limited to 'drivers/remoteproc') diff --git a/drivers/remoteproc/remoteproc_core.c b/drivers/remoteproc/remoteproc_core.c index f77a42f6a8aa..6bed40d01dbf 100644 --- a/drivers/remoteproc/remoteproc_core.c +++ b/drivers/remoteproc/remoteproc_core.c @@ -1508,14 +1508,18 @@ static void rproc_coredump(struct rproc *rproc) phdr->p_flags = PF_R | PF_W | PF_X; phdr->p_align = 0; - ptr = rproc_da_to_va(rproc, segment->da, segment->size); - if (!ptr) { - dev_err(&rproc->dev, - "invalid coredump segment (%pad, %zu)\n", - &segment->da, segment->size); - memset(data + offset, 0xff, segment->size); + if (segment->dump) { + segment->dump(rproc, segment, data + offset); } else { - memcpy(data + offset, ptr, segment->size); + ptr = rproc_da_to_va(rproc, segment->da, segment->size); + if (!ptr) { + dev_err(&rproc->dev, + "invalid coredump segment (%pad, %zu)\n", + &segment->da, segment->size); + memset(data + offset, 0xff, segment->size); + } else { + memcpy(data + offset, ptr, segment->size); + } } offset += phdr->p_filesz; -- cgit v1.2.3-59-g8ed1b