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authorMark Brown <broonie@kernel.org>2020-06-17 14:39:12 +0300
committerMark Brown <broonie@kernel.org>2020-06-17 14:39:12 +0300
commit6870112c46c867f50cd27570860a05bd82614b5c (patch)
treebd9f13f6ab25072809564460a34bf0fb40900069 /drivers/firmware/arm_scmi/common.h
parent6f1cf5257acc6e6242ddf2f52bc7912aed77b79f (diff)
parentb3a9e3b9622ae10064826dccb4f7a52bd88c7407 (diff)
downloadlinux-6870112c46c867f50cd27570860a05bd82614b5c.tar.xz
Merge tag 'v5.8-rc1' into regulator-5.8
Linux 5.8-rc1
Diffstat (limited to 'drivers/firmware/arm_scmi/common.h')
-rw-r--r--drivers/firmware/arm_scmi/common.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/firmware/arm_scmi/common.h b/drivers/firmware/arm_scmi/common.h
index 5ac06469b01c..31fe5a22a011 100644
--- a/drivers/firmware/arm_scmi/common.h
+++ b/drivers/firmware/arm_scmi/common.h
@@ -178,6 +178,8 @@ struct scmi_chan_info {
* @send_message: Callback to send a message
* @mark_txdone: Callback to mark tx as done
* @fetch_response: Callback to fetch response
+ * @fetch_notification: Callback to fetch notification
+ * @clear_channel: Callback to clear a channel
* @poll_done: Callback to poll transfer status
*/
struct scmi_transport_ops {
@@ -190,6 +192,9 @@ struct scmi_transport_ops {
void (*mark_txdone)(struct scmi_chan_info *cinfo, int ret);
void (*fetch_response)(struct scmi_chan_info *cinfo,
struct scmi_xfer *xfer);
+ void (*fetch_notification)(struct scmi_chan_info *cinfo,
+ size_t max_len, struct scmi_xfer *xfer);
+ void (*clear_channel)(struct scmi_chan_info *cinfo);
bool (*poll_done)(struct scmi_chan_info *cinfo, struct scmi_xfer *xfer);
};
@@ -210,6 +215,9 @@ struct scmi_desc {
};
extern const struct scmi_desc scmi_mailbox_desc;
+#ifdef CONFIG_HAVE_ARM_SMCCC
+extern const struct scmi_desc scmi_smc_desc;
+#endif
void scmi_rx_callback(struct scmi_chan_info *cinfo, u32 msg_hdr);
void scmi_free_channel(struct scmi_chan_info *cinfo, struct idr *idr, int id);
@@ -222,5 +230,8 @@ void shmem_tx_prepare(struct scmi_shared_mem __iomem *shmem,
u32 shmem_read_header(struct scmi_shared_mem __iomem *shmem);
void shmem_fetch_response(struct scmi_shared_mem __iomem *shmem,
struct scmi_xfer *xfer);
+void shmem_fetch_notification(struct scmi_shared_mem __iomem *shmem,
+ size_t max_len, struct scmi_xfer *xfer);
+void shmem_clear_channel(struct scmi_shared_mem __iomem *shmem);
bool shmem_poll_done(struct scmi_shared_mem __iomem *shmem,
struct scmi_xfer *xfer);