38 	int (*read_version)(struct tb_nvm *nvm);
39 	int (*validate)(struct tb_nvm *nvm);
40 	int (*write_headers)(struct tb_nvm *nvm);
56 static int intel_switch_nvm_version(struct tb_nvm *nvm)  in intel_switch_nvm_version()  argument
58 	struct tb_switch *sw = tb_to_switch(nvm->dev);  in intel_switch_nvm_version()
82 	nvm->major = (val >> 16) & 0xff;  in intel_switch_nvm_version()
83 	nvm->minor = (val >> 8) & 0xff;  in intel_switch_nvm_version()
84 	nvm->active_size = nvm_size;  in intel_switch_nvm_version()
89 static int intel_switch_nvm_validate(struct tb_nvm *nvm)  in intel_switch_nvm_validate()  argument
91 	struct tb_switch *sw = tb_to_switch(nvm->dev);  in intel_switch_nvm_validate()
94 	u8 *buf = nvm->buf;  in intel_switch_nvm_validate()
96 	image_size = nvm->buf_data_size;  in intel_switch_nvm_validate()
130 	nvm->buf_data_start = buf + hdr_size;  in intel_switch_nvm_validate()
131 	nvm->buf_data_size = image_size - hdr_size;  in intel_switch_nvm_validate()
136 static int intel_switch_nvm_write_headers(struct tb_nvm *nvm)  in intel_switch_nvm_write_headers()  argument
138 	struct tb_switch *sw = tb_to_switch(nvm->dev);  in intel_switch_nvm_write_headers()
145 			DMA_PORT_CSS_ADDRESS, nvm->buf + INTEL_NVM_CSS,  in intel_switch_nvm_write_headers()
160 static int asmedia_switch_nvm_version(struct tb_nvm *nvm)  in asmedia_switch_nvm_version()  argument
162 	struct tb_switch *sw = tb_to_switch(nvm->dev);  in asmedia_switch_nvm_version()
170 	nvm->major = (val << 16) & 0xff0000;  in asmedia_switch_nvm_version()
171 	nvm->major |= val & 0x00ff00;  in asmedia_switch_nvm_version()
172 	nvm->major |= (val >> 16) & 0x0000ff;  in asmedia_switch_nvm_version()
178 	nvm->minor = (val << 16) & 0xff0000;  in asmedia_switch_nvm_version()
179 	nvm->minor |= val & 0x00ff00;  in asmedia_switch_nvm_version()
180 	nvm->minor |= (val >> 16) & 0x0000ff;  in asmedia_switch_nvm_version()
183 	nvm->active_size = SZ_512K;  in asmedia_switch_nvm_version()
199 static int intel_retimer_nvm_version(struct tb_nvm *nvm)  in intel_retimer_nvm_version()  argument
201 	struct tb_retimer *rt = tb_to_retimer(nvm->dev);  in intel_retimer_nvm_version()
209 	nvm->major = (val >> 16) & 0xff;  in intel_retimer_nvm_version()
210 	nvm->minor = (val >> 8) & 0xff;  in intel_retimer_nvm_version()
218 	nvm->active_size = nvm_size;  in intel_retimer_nvm_version()
223 static int intel_retimer_nvm_validate(struct tb_nvm *nvm)  in intel_retimer_nvm_validate()  argument
225 	struct tb_retimer *rt = tb_to_retimer(nvm->dev);  in intel_retimer_nvm_validate()
227 	u8 *buf = nvm->buf;  in intel_retimer_nvm_validate()
230 	image_size = nvm->buf_data_size;  in intel_retimer_nvm_validate()
261 	nvm->buf_data_start = buf + hdr_size;  in intel_retimer_nvm_validate()
262 	nvm->buf_data_size = image_size - hdr_size;  in intel_retimer_nvm_validate()
288 	struct tb_nvm *nvm;  in tb_nvm_alloc()  local
329 	nvm = kzalloc(sizeof(*nvm), GFP_KERNEL);  in tb_nvm_alloc()
330 	if (!nvm)  in tb_nvm_alloc()
335 		kfree(nvm);  in tb_nvm_alloc()
339 	nvm->id = ret;  in tb_nvm_alloc()
340 	nvm->dev = dev;  in tb_nvm_alloc()
341 	nvm->vops = vops;  in tb_nvm_alloc()
343 	return nvm;  in tb_nvm_alloc()
354 int tb_nvm_read_version(struct tb_nvm *nvm)  in tb_nvm_read_version()  argument
356 	const struct tb_nvm_vendor_ops *vops = nvm->vops;  in tb_nvm_read_version()
359 		return vops->read_version(nvm);  in tb_nvm_read_version()
375 int tb_nvm_validate(struct tb_nvm *nvm)  in tb_nvm_validate()  argument
377 	const struct tb_nvm_vendor_ops *vops = nvm->vops;  in tb_nvm_validate()
379 	u8 *buf = nvm->buf;  in tb_nvm_validate()
387 	image_size = nvm->buf_data_size;  in tb_nvm_validate()
395 	nvm->buf_data_start = buf;  in tb_nvm_validate()
397 	return vops->validate ? vops->validate(nvm) : 0;  in tb_nvm_validate()
410 int tb_nvm_write_headers(struct tb_nvm *nvm)  in tb_nvm_write_headers()  argument
412 	const struct tb_nvm_vendor_ops *vops = nvm->vops;  in tb_nvm_write_headers()
414 	return vops->write_headers ? vops->write_headers(nvm) : 0;  in tb_nvm_write_headers()
428 int tb_nvm_add_active(struct tb_nvm *nvm, nvmem_reg_read_t reg_read)  in tb_nvm_add_active()  argument
438 	config.id = nvm->id;  in tb_nvm_add_active()
441 	config.size = nvm->active_size;  in tb_nvm_add_active()
442 	config.dev = nvm->dev;  in tb_nvm_add_active()
444 	config.priv = nvm;  in tb_nvm_add_active()
450 	nvm->active = nvmem;  in tb_nvm_add_active()
465 int tb_nvm_write_buf(struct tb_nvm *nvm, unsigned int offset, void *val,  in tb_nvm_write_buf()  argument
468 	if (!nvm->buf) {  in tb_nvm_write_buf()
469 		nvm->buf = vmalloc(NVM_MAX_SIZE);  in tb_nvm_write_buf()
470 		if (!nvm->buf)  in tb_nvm_write_buf()
474 	nvm->flushed = false;  in tb_nvm_write_buf()
475 	nvm->buf_data_size = offset + bytes;  in tb_nvm_write_buf()
476 	memcpy(nvm->buf + offset, val, bytes);  in tb_nvm_write_buf()
493 int tb_nvm_add_non_active(struct tb_nvm *nvm, nvmem_reg_write_t reg_write)  in tb_nvm_add_non_active()  argument
503 	config.id = nvm->id;  in tb_nvm_add_non_active()
507 	config.dev = nvm->dev;  in tb_nvm_add_non_active()
509 	config.priv = nvm;  in tb_nvm_add_non_active()
515 	nvm->non_active = nvmem;  in tb_nvm_add_non_active()
525 void tb_nvm_free(struct tb_nvm *nvm)  in tb_nvm_free()  argument
527 	if (nvm) {  in tb_nvm_free()
528 		nvmem_unregister(nvm->non_active);  in tb_nvm_free()
529 		nvmem_unregister(nvm->active);  in tb_nvm_free()
530 		vfree(nvm->buf);  in tb_nvm_free()
531 		ida_free(&nvm_ida, nvm->id);  in tb_nvm_free()
533 	kfree(nvm);  in tb_nvm_free()