8 #include <linux/firmware.h>
52 	 * Use second DMA context (i.e. the one for firmware). Strictly  in falcon_copy_chunk()
53 	 * speaking, at this point both DMA contexts point to the firmware  in falcon_copy_chunk()
54 	 * stream ID, but this register's value will be reused by the firmware  in falcon_copy_chunk()
67 				       const struct firmware *firmware)  in falcon_copy_firmware_image()  argument
69 	u32 *virt = falcon->firmware.virt;  in falcon_copy_firmware_image()
73 	for (i = 0; i < firmware->size / sizeof(u32); i++)  in falcon_copy_firmware_image()
74 		virt[i] = le32_to_cpu(((__le32 *)firmware->data)[i]);  in falcon_copy_firmware_image()
79 	struct falcon_fw_bin_header_v1 *bin = (void *)falcon->firmware.virt;  in falcon_parse_firmware_image()
84 		dev_err(falcon->dev, "incorrect firmware magic\n");  in falcon_parse_firmware_image()
90 		dev_err(falcon->dev, "unsupported firmware version\n");  in falcon_parse_firmware_image()
94 	/* check that the firmware size is consistent */  in falcon_parse_firmware_image()
95 	if (bin->size > falcon->firmware.size) {  in falcon_parse_firmware_image()
96 		dev_err(falcon->dev, "firmware image size inconsistency\n");  in falcon_parse_firmware_image()
100 	os = falcon->firmware.virt + bin->os_header_offset;  in falcon_parse_firmware_image()
102 	falcon->firmware.bin_data.size = bin->os_size;  in falcon_parse_firmware_image()
103 	falcon->firmware.bin_data.offset = bin->os_data_offset;  in falcon_parse_firmware_image()
104 	falcon->firmware.code.offset = os->code_offset;  in falcon_parse_firmware_image()
105 	falcon->firmware.code.size = os->code_size;  in falcon_parse_firmware_image()
106 	falcon->firmware.data.offset = os->data_offset;  in falcon_parse_firmware_image()
107 	falcon->firmware.data.size = os->data_size;  in falcon_parse_firmware_image()
117 	err = request_firmware(&falcon->firmware.firmware, name, falcon->dev);  in falcon_read_firmware()
121 	falcon->firmware.size = falcon->firmware.firmware->size;  in falcon_read_firmware()
128 	const struct firmware *firmware = falcon->firmware.firmware;  in falcon_load_firmware()  local
131 	/* copy firmware image into local area. this also ensures endianness */  in falcon_load_firmware()
132 	falcon_copy_firmware_image(falcon, firmware);  in falcon_load_firmware()
137 		dev_err(falcon->dev, "failed to parse firmware image\n");  in falcon_load_firmware()
141 	release_firmware(firmware);  in falcon_load_firmware()
142 	falcon->firmware.firmware = NULL;  in falcon_load_firmware()
149 	falcon->firmware.virt = NULL;  in falcon_init()
156 	if (falcon->firmware.firmware)  in falcon_exit()
157 		release_firmware(falcon->firmware.firmware);  in falcon_exit()
166 	if (!falcon->firmware.virt)  in falcon_boot()
179 	falcon_writel(falcon, (falcon->firmware.iova +  in falcon_boot()
180 			       falcon->firmware.bin_data.offset) >> 8,  in falcon_boot()
184 	for (offset = 0; offset < falcon->firmware.data.size; offset += 256)  in falcon_boot()
186 				  falcon->firmware.data.offset + offset,  in falcon_boot()
190 	for (offset = 0; offset < falcon->firmware.code.size; offset += 256)  in falcon_boot()
191 		falcon_copy_chunk(falcon, falcon->firmware.code.offset + offset,  in falcon_boot()