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2026-09-04rpmsg: virtio_rpmsg_bus: Get buffer size from config spaceTanmay Shah
512 bytes isn't always suitable for all the cases, let firmware maker decide the best value from the resource table. Enabled by VIRTIO_RPMSG_F_BUFSZ feature bit. Signed-off-by: Tanmay Shah <tanmay.shah@amd.com> Acked-by: Arnaud Pouliquen <arnaud.pouliquen@foss.st.com> Link: https://lore.kernel.org/r/20260828145853.2843486-4-tanmay.shah@amd.com Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>