diff options
Diffstat (limited to 'include/linux/fpga/fpga-mgr.h')
| -rw-r--r-- | include/linux/fpga/fpga-mgr.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/include/linux/fpga/fpga-mgr.h b/include/linux/fpga/fpga-mgr.h index 16551d5eac36..b4ac24c4411d 100644 --- a/include/linux/fpga/fpga-mgr.h +++ b/include/linux/fpga/fpga-mgr.h @@ -22,6 +22,7 @@ #define _LINUX_FPGA_MGR_H struct fpga_manager; +struct sg_table; /** * enum fpga_mgr_states - fpga framework states @@ -69,17 +70,21 @@ enum fpga_mgr_states { */ #define FPGA_MGR_PARTIAL_RECONFIG BIT(0) #define FPGA_MGR_EXTERNAL_CONFIG BIT(1) +#define FPGA_MGR_ENCRYPTED_BITSTREAM BIT(2) /** * struct fpga_image_info - information specific to a FPGA image * @flags: boolean flags as defined above * @enable_timeout_us: maximum time to enable traffic through bridge (uSec) * @disable_timeout_us: maximum time to disable traffic through bridge (uSec) + * @config_complete_timeout_us: maximum time for FPGA to switch to operating + * status in the write_complete op. */ struct fpga_image_info { u32 flags; u32 enable_timeout_us; u32 disable_timeout_us; + u32 config_complete_timeout_us; }; /** @@ -88,6 +93,7 @@ struct fpga_image_info { * @state: returns an enum value of the FPGA's state * @write_init: prepare the FPGA to receive confuration data * @write: write count bytes of configuration data to the FPGA + * @write_sg: write the scatter list of configuration data to the FPGA * @write_complete: set FPGA to operating state after writing is done * @fpga_remove: optional: Set FPGA into a specific state during driver remove * @@ -102,6 +108,7 @@ struct fpga_manager_ops { struct fpga_image_info *info, const char *buf, size_t count); int (*write)(struct fpga_manager *mgr, const char *buf, size_t count); + int (*write_sg)(struct fpga_manager *mgr, struct sg_table *sgt); int (*write_complete)(struct fpga_manager *mgr, struct fpga_image_info *info); void (*fpga_remove)(struct fpga_manager *mgr); @@ -129,6 +136,8 @@ struct fpga_manager { int fpga_mgr_buf_load(struct fpga_manager *mgr, struct fpga_image_info *info, const char *buf, size_t count); +int fpga_mgr_buf_load_sg(struct fpga_manager *mgr, struct fpga_image_info *info, + struct sg_table *sgt); int fpga_mgr_firmware_load(struct fpga_manager *mgr, struct fpga_image_info *info, |