90 struct mdev_state {  struct
112 static void mdpy_create_config_space(struct mdev_state *mdev_state)  in mdpy_create_config_space()  argument
114 	STORE_LE16((u16 *) &mdev_state->vconfig[PCI_VENDOR_ID],  in mdpy_create_config_space()
116 	STORE_LE16((u16 *) &mdev_state->vconfig[PCI_DEVICE_ID],  in mdpy_create_config_space()
118 	STORE_LE16((u16 *) &mdev_state->vconfig[PCI_SUBSYSTEM_VENDOR_ID],  in mdpy_create_config_space()
120 	STORE_LE16((u16 *) &mdev_state->vconfig[PCI_SUBSYSTEM_ID],  in mdpy_create_config_space()
123 	STORE_LE16((u16 *) &mdev_state->vconfig[PCI_COMMAND],  in mdpy_create_config_space()
125 	STORE_LE16((u16 *) &mdev_state->vconfig[PCI_STATUS],  in mdpy_create_config_space()
127 	STORE_LE16((u16 *) &mdev_state->vconfig[PCI_CLASS_DEVICE],  in mdpy_create_config_space()
129 	mdev_state->vconfig[PCI_CLASS_REVISION] =  0x01;  in mdpy_create_config_space()
131 	STORE_LE32((u32 *) &mdev_state->vconfig[PCI_BASE_ADDRESS_0],  in mdpy_create_config_space()
135 	mdev_state->bar_mask = ~(mdev_state->memsize) + 1;  in mdpy_create_config_space()
138 	mdev_state->vconfig[PCI_CAPABILITY_LIST]       = MDPY_VENDORCAP_OFFSET;  in mdpy_create_config_space()
139 	mdev_state->vconfig[MDPY_VENDORCAP_OFFSET + 0] = 0x09; /* vendor cap */  in mdpy_create_config_space()
140 	mdev_state->vconfig[MDPY_VENDORCAP_OFFSET + 1] = 0x00; /* next ptr */  in mdpy_create_config_space()
141 	mdev_state->vconfig[MDPY_VENDORCAP_OFFSET + 2] = MDPY_VENDORCAP_SIZE;  in mdpy_create_config_space()
142 	STORE_LE32((u32 *) &mdev_state->vconfig[MDPY_FORMAT_OFFSET],  in mdpy_create_config_space()
143 		   mdev_state->type->format);  in mdpy_create_config_space()
144 	STORE_LE32((u32 *) &mdev_state->vconfig[MDPY_WIDTH_OFFSET],  in mdpy_create_config_space()
145 		   mdev_state->type->width);  in mdpy_create_config_space()
146 	STORE_LE32((u32 *) &mdev_state->vconfig[MDPY_HEIGHT_OFFSET],  in mdpy_create_config_space()
147 		   mdev_state->type->height);  in mdpy_create_config_space()
150 static void handle_pci_cfg_write(struct mdev_state *mdev_state, u16 offset,  in handle_pci_cfg_write()  argument
153 	struct device *dev = mdev_dev(mdev_state->mdev);  in handle_pci_cfg_write()
161 			cfg_addr = (cfg_addr & mdev_state->bar_mask);  in handle_pci_cfg_write()
168 		cfg_addr |= (mdev_state->vconfig[offset] &  in handle_pci_cfg_write()
170 		STORE_LE32(&mdev_state->vconfig[offset], cfg_addr);  in handle_pci_cfg_write()
178 	struct mdev_state *mdev_state = mdev_get_drvdata(mdev);  in mdev_access()  local
182 	mutex_lock(&mdev_state->ops_lock);  in mdev_access()
186 			handle_pci_cfg_write(mdev_state, pos, buf, count);  in mdev_access()
188 			memcpy(buf, (mdev_state->vconfig + pos), count);  in mdev_access()
192 		    MDPY_MEMORY_BAR_OFFSET + mdev_state->memsize)) {  in mdev_access()
195 			memcpy(mdev_state->memblk, buf, count);  in mdev_access()
197 			memcpy(buf, mdev_state->memblk, count);  in mdev_access()
210 	mutex_unlock(&mdev_state->ops_lock);  in mdev_access()
217 	struct mdev_state *mdev_state = mdev_get_drvdata(mdev);  in mdpy_reset()  local
221 	stride = mdev_state->type->width * mdev_state->type->bytepp;  in mdpy_reset()
222 	for (i = 0; i < mdev_state->type->height; i++)  in mdpy_reset()
223 		memset(mdev_state->memblk + i * stride,  in mdpy_reset()
224 		       i * 255 / mdev_state->type->height,  in mdpy_reset()
233 	struct mdev_state *mdev_state;  in mdpy_create()  local
239 	mdev_state = kzalloc(sizeof(struct mdev_state), GFP_KERNEL);  in mdpy_create()
240 	if (mdev_state == NULL)  in mdpy_create()
243 	mdev_state->vconfig = kzalloc(MDPY_CONFIG_SPACE_SIZE, GFP_KERNEL);  in mdpy_create()
244 	if (mdev_state->vconfig == NULL) {  in mdpy_create()
245 		kfree(mdev_state);  in mdpy_create()
253 	mdev_state->memblk = vmalloc_user(fbsize);  in mdpy_create()
254 	if (!mdev_state->memblk) {  in mdpy_create()
255 		kfree(mdev_state->vconfig);  in mdpy_create()
256 		kfree(mdev_state);  in mdpy_create()
262 	mutex_init(&mdev_state->ops_lock);  in mdpy_create()
263 	mdev_state->mdev = mdev;  in mdpy_create()
264 	mdev_set_drvdata(mdev, mdev_state);  in mdpy_create()
266 	mdev_state->type    = type;  in mdpy_create()
267 	mdev_state->memsize = fbsize;  in mdpy_create()
268 	mdpy_create_config_space(mdev_state);  in mdpy_create()
277 	struct mdev_state *mdev_state = mdev_get_drvdata(mdev);  in mdpy_remove()  local
283 	vfree(mdev_state->memblk);  in mdpy_remove()
284 	kfree(mdev_state->vconfig);  in mdpy_remove()
285 	kfree(mdev_state);  in mdpy_remove()
409 	struct mdev_state *mdev_state = mdev_get_drvdata(mdev);  in mdpy_mmap()  local
415 	if (vma->vm_end - vma->vm_start > mdev_state->memsize)  in mdpy_mmap()
421 					   mdev_state->memblk, 0,  in mdpy_mmap()
429 	struct mdev_state *mdev_state;  in mdpy_get_region_info()  local
431 	mdev_state = mdev_get_drvdata(mdev);  in mdpy_get_region_info()
432 	if (!mdev_state)  in mdpy_get_region_info()
449 		region_info->size   = mdev_state->memsize;  in mdpy_get_region_info()
482 	struct mdev_state *mdev_state = mdev_get_drvdata(mdev);  in mdpy_query_gfx_plane()  local
494 	plane->drm_format     = mdev_state->type->format;  in mdpy_query_gfx_plane()
495 	plane->width	      = mdev_state->type->width;  in mdpy_query_gfx_plane()
496 	plane->height	      = mdev_state->type->height;  in mdpy_query_gfx_plane()
497 	plane->stride	      = (mdev_state->type->width *  in mdpy_query_gfx_plane()
498 				 mdev_state->type->bytepp);  in mdpy_query_gfx_plane()
499 	plane->size	      = mdev_state->memsize;  in mdpy_query_gfx_plane()
517 	struct mdev_state *mdev_state;  in mdpy_ioctl()  local
519 	mdev_state = mdev_get_drvdata(mdev);  in mdpy_ioctl()
538 		memcpy(&mdev_state->dev_info, &info, sizeof(info));  in mdpy_ioctl()
580 		    (info.index >= mdev_state->dev_info.num_irqs))  in mdpy_ioctl()
643 	struct mdev_state *mdev_state = mdev_get_drvdata(mdev);  in resolution_show()  local
646 		       mdev_state->type->width,  in resolution_show()
647 		       mdev_state->type->height);  in resolution_show()