diff options
Diffstat (limited to 'drivers/edgetpu/edgetpu-mobile-platform.h')
-rw-r--r-- | drivers/edgetpu/edgetpu-mobile-platform.h | 19 |
1 files changed, 15 insertions, 4 deletions
diff --git a/drivers/edgetpu/edgetpu-mobile-platform.h b/drivers/edgetpu/edgetpu-mobile-platform.h index eee53ac..e89e0f0 100644 --- a/drivers/edgetpu/edgetpu-mobile-platform.h +++ b/drivers/edgetpu/edgetpu-mobile-platform.h @@ -48,6 +48,17 @@ struct edgetpu_mobile_platform_pwr { void (*post_fw_start)(struct edgetpu_dev *etdev); }; +struct edgetpu_mobile_fw_ctx { + /* SG table for NS firmware context region mappings. */ + struct sg_table *sgt; + /* DMA address of the NS firmware context region. */ + dma_addr_t daddr; + /* Size of the NS firmware context region. */ + size_t size; + /* List of all NS firmware context region mappings for the device. */ + struct list_head list; +}; + struct edgetpu_mobile_platform_dev { /* Generic edgetpu device */ struct edgetpu_dev edgetpu_dev; @@ -67,10 +78,10 @@ struct edgetpu_mobile_platform_dev { phys_addr_t shared_mem_paddr; /* Size of the shared memory region size */ size_t shared_mem_size; - /* Physical address of the firmware context region */ - phys_addr_t fw_ctx_paddr; - /* Size of the firmware context region */ - size_t fw_ctx_size; + /* List of all NS firmware context region mappings for the device. */ + struct list_head fw_ctx_list; + /* Lock to protect @fw_ctx_list. */ + struct mutex fw_ctx_list_lock; /* * Pointer to GSA device for firmware authentication. * May be NULL if the chip does not support firmware authentication |