diff options
Diffstat (limited to 'meta-egvirt/recipes-kernel/linux/linux-yocto/virtio-scmi/0007-firmware-arm_scmi-Add-per-device-transport-private-i.patch')
| -rw-r--r-- | meta-egvirt/recipes-kernel/linux/linux-yocto/virtio-scmi/0007-firmware-arm_scmi-Add-per-device-transport-private-i.patch | 92 |
1 files changed, 0 insertions, 92 deletions
diff --git a/meta-egvirt/recipes-kernel/linux/linux-yocto/virtio-scmi/0007-firmware-arm_scmi-Add-per-device-transport-private-i.patch b/meta-egvirt/recipes-kernel/linux/linux-yocto/virtio-scmi/0007-firmware-arm_scmi-Add-per-device-transport-private-i.patch deleted file mode 100644 index 1c82530f..00000000 --- a/meta-egvirt/recipes-kernel/linux/linux-yocto/virtio-scmi/0007-firmware-arm_scmi-Add-per-device-transport-private-i.patch +++ /dev/null @@ -1,92 +0,0 @@ -From 9d5366d4765fb60cafa31c2b46cd80d284c847bb Mon Sep 17 00:00:00 2001 -From: Peter Hilber <peter.hilber@opensynergy.com> -Date: Thu, 5 Nov 2020 22:21:13 +0100 -Subject: [PATCH] firmware: arm_scmi: Add per-device transport private info - -The scmi-virtio transport will link a supplier device to the arm-scmi -device in the link_supplier() op. The transport should then save a -pointer to the linked device. - -To enable this, add a transport private info to the scmi_info. (The -scmi_info is already reachable through the arm-scmi device driver_data.) - -Signed-off-by: Peter Hilber <peter.hilber@opensynergy.com> -Signed-off-by: Vasyl Vavrychuk <vasyl.vavrychuk@opensynergy.com> ---- - drivers/firmware/arm_scmi/common.h | 2 ++ - drivers/firmware/arm_scmi/driver.c | 35 ++++++++++++++++++++++++++++++ - 2 files changed, 37 insertions(+) - -diff --git a/drivers/firmware/arm_scmi/common.h b/drivers/firmware/arm_scmi/common.h -index 2f55ac71555a..ec9fd7fce3c7 100644 ---- a/drivers/firmware/arm_scmi/common.h -+++ b/drivers/firmware/arm_scmi/common.h -@@ -262,6 +262,8 @@ extern const struct scmi_desc scmi_mailbox_desc; - extern const struct scmi_desc scmi_smc_desc; - #endif - -+int scmi_set_transport_info(struct device *dev, void *transport_info); -+void *scmi_get_transport_info(struct device *dev); - 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); - -diff --git a/drivers/firmware/arm_scmi/driver.c b/drivers/firmware/arm_scmi/driver.c -index 0b70f9ef9477..93ce17bb4079 100644 ---- a/drivers/firmware/arm_scmi/driver.c -+++ b/drivers/firmware/arm_scmi/driver.c -@@ -84,6 +84,7 @@ struct scmi_xfers_info { - * @rx_idr: IDR object to map protocol id to Rx channel info pointer - * @protocols_imp: List of protocols implemented, currently maximum of - * MAX_PROTOCOLS_IMP elements allocated by the base protocol -+ * @transport_info: Transport private info - * @node: List head - * @users: Number of users of this instance - */ -@@ -97,6 +98,7 @@ struct scmi_info { - struct idr tx_idr; - struct idr rx_idr; - u8 *protocols_imp; -+ void *transport_info; - struct list_head node; - int users; - }; -@@ -315,6 +317,39 @@ void scmi_rx_callback(struct scmi_chan_info *cinfo, u32 msg_hdr) - } - } - -+/** -+ * scmi_set_transport_info() - Set transport private info -+ * -+ * @dev: SCMI instance device -+ * @transport_info: transport private info -+ * -+ * Return: 0 on success, otherwise error. -+ */ -+int scmi_set_transport_info(struct device *dev, void *transport_info) -+{ -+ struct scmi_info *info = dev_get_drvdata(dev); -+ -+ if (!info) -+ return -EBADR; -+ -+ info->transport_info = transport_info; -+ return 0; -+} -+ -+/** -+ * scmi_get_transport_info() - Get transport private info -+ * -+ * @dev: SCMI instance device -+ * -+ * Return: transport private info on success, otherwise NULL. -+ */ -+void *scmi_get_transport_info(struct device *dev) -+{ -+ struct scmi_info *info = dev_get_drvdata(dev); -+ -+ return info ? info->transport_info : NULL; -+} -+ - /** - * scmi_xfer_put() - Release a transmit message - * |