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authorPeng Fan <peng.fan@nxp.com>2022-09-28 14:47:55 +0800
committerMathieu Poirier <mathieu.poirier@linaro.org>2022-09-28 10:46:21 -0600
commit49f27f2b4bfa8b6e26f02df615e544f52648bfb2 (patch)
tree214422e36799b09e9bd331b84e2b6a246974e564 /drivers/remoteproc
parent1d7b61c06dc310421911dac7c5d2d15b754c8b63 (diff)
downloadlinux-49f27f2b4bfa8b6e26f02df615e544f52648bfb2.tar.gz
remoteproc: Introduce rproc features
remote processor may support: - boot recovery with help from main processor - self recovery without help from main processor - iommu - etc Introduce rproc features could simplify code to avoid adding more bool flags Acked-by: Arnaud Pouliquen <arnaud.pouliquen@foss.st.com> Signed-off-by: Peng Fan <peng.fan@nxp.com> Link: https://lore.kernel.org/r/20220928064756.4059662-2-peng.fan@oss.nxp.com Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Diffstat (limited to 'drivers/remoteproc')
-rw-r--r--drivers/remoteproc/remoteproc_internal.h15
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/remoteproc/remoteproc_internal.h b/drivers/remoteproc/remoteproc_internal.h
index bf1fb7bba1a319..d4dbb8d1d80cc9 100644
--- a/drivers/remoteproc/remoteproc_internal.h
+++ b/drivers/remoteproc/remoteproc_internal.h
@@ -39,6 +39,21 @@ struct rproc_vdev_data {
struct fw_rsc_vdev *rsc;
};
+static inline bool rproc_has_feature(struct rproc *rproc, unsigned int feature)
+{
+ return test_bit(feature, rproc->features);
+}
+
+static inline int rproc_set_feature(struct rproc *rproc, unsigned int feature)
+{
+ if (feature >= RPROC_MAX_FEATURES)
+ return -EINVAL;
+
+ set_bit(feature, rproc->features);
+
+ return 0;
+}
+
/* from remoteproc_core.c */
void rproc_release(struct kref *kref);
int rproc_of_parse_firmware(struct device *dev, int index,