30 static int omap_vout_allocate_vrfb_buffers(struct omap_vout_device *vout,  in omap_vout_allocate_vrfb_buffers()  argument
36 		if (!vout->smsshado_virt_addr[i]) {  in omap_vout_allocate_vrfb_buffers()
37 			vout->smsshado_virt_addr[i] =  in omap_vout_allocate_vrfb_buffers()
38 				omap_vout_alloc_buffer(vout->smsshado_size,  in omap_vout_allocate_vrfb_buffers()
39 						&vout->smsshado_phy_addr[i]);  in omap_vout_allocate_vrfb_buffers()
41 		if (!vout->smsshado_virt_addr[i] && startindex != -1) {  in omap_vout_allocate_vrfb_buffers()
42 			if (vout->vq.memory == V4L2_MEMORY_MMAP && i >= startindex)  in omap_vout_allocate_vrfb_buffers()
45 		if (!vout->smsshado_virt_addr[i]) {  in omap_vout_allocate_vrfb_buffers()
48 						vout->smsshado_virt_addr[j],  in omap_vout_allocate_vrfb_buffers()
49 						vout->smsshado_size);  in omap_vout_allocate_vrfb_buffers()
50 				vout->smsshado_virt_addr[j] = 0;  in omap_vout_allocate_vrfb_buffers()
51 				vout->smsshado_phy_addr[j] = 0;  in omap_vout_allocate_vrfb_buffers()
56 		memset((void *)(long)vout->smsshado_virt_addr[i], 0,  in omap_vout_allocate_vrfb_buffers()
57 		       vout->smsshado_size);  in omap_vout_allocate_vrfb_buffers()
76 void omap_vout_free_vrfb_buffers(struct omap_vout_device *vout)  in omap_vout_free_vrfb_buffers()  argument
81 		if (vout->smsshado_virt_addr[j]) {  in omap_vout_free_vrfb_buffers()
82 			omap_vout_free_buffer(vout->smsshado_virt_addr[j],  in omap_vout_free_vrfb_buffers()
83 					      vout->smsshado_size);  in omap_vout_free_vrfb_buffers()
84 			vout->smsshado_virt_addr[j] = 0;  in omap_vout_free_vrfb_buffers()
85 			vout->smsshado_phy_addr[j] = 0;  in omap_vout_free_vrfb_buffers()
94 	struct omap_vout_device *vout;  in omap_vout_setup_vrfb_bufs()  local
103 	vout = vid_dev->vouts[vid_num];  in omap_vout_setup_vrfb_bufs()
104 	vfd = vout->vfd;  in omap_vout_setup_vrfb_bufs()
107 		if (omap_vrfb_request_ctx(&vout->vrfb_context[i])) {  in omap_vout_setup_vrfb_bufs()
110 				omap_vrfb_release_ctx(&vout->vrfb_context[j]);  in omap_vout_setup_vrfb_bufs()
128 	vout->smsshado_size = PAGE_ALIGN(image_width * image_height * 2 * 2);  in omap_vout_setup_vrfb_bufs()
135 	vout->vrfb_dma_tx.chan = dma_request_chan_by_mask(&mask);  in omap_vout_setup_vrfb_bufs()
136 	if (IS_ERR(vout->vrfb_dma_tx.chan)) {  in omap_vout_setup_vrfb_bufs()
137 		vout->vrfb_dma_tx.req_status = DMA_CHAN_NOT_ALLOTED;  in omap_vout_setup_vrfb_bufs()
142 		vout->vrfb_dma_tx.xt = kzalloc(xt_size, GFP_KERNEL);  in omap_vout_setup_vrfb_bufs()
143 		if (!vout->vrfb_dma_tx.xt) {  in omap_vout_setup_vrfb_bufs()
144 			dma_release_channel(vout->vrfb_dma_tx.chan);  in omap_vout_setup_vrfb_bufs()
145 			vout->vrfb_dma_tx.req_status = DMA_CHAN_NOT_ALLOTED;  in omap_vout_setup_vrfb_bufs()
149 	if (vout->vrfb_dma_tx.req_status == DMA_CHAN_NOT_ALLOTED)  in omap_vout_setup_vrfb_bufs()
154 	init_waitqueue_head(&vout->vrfb_dma_tx.wait);  in omap_vout_setup_vrfb_bufs()
161 		if (omap_vout_allocate_vrfb_buffers(vout, &vrfb_num_bufs, -1)) {  in omap_vout_setup_vrfb_bufs()
165 		vout->vrfb_static_allocation = true;  in omap_vout_setup_vrfb_bufs()
171 		omap_vrfb_release_ctx(&vout->vrfb_context[j]);  in omap_vout_setup_vrfb_bufs()
178 void omap_vout_release_vrfb(struct omap_vout_device *vout)  in omap_vout_release_vrfb()  argument
183 		omap_vrfb_release_ctx(&vout->vrfb_context[i]);  in omap_vout_release_vrfb()
185 	if (vout->vrfb_dma_tx.req_status == DMA_CHAN_ALLOTED) {  in omap_vout_release_vrfb()
186 		vout->vrfb_dma_tx.req_status = DMA_CHAN_NOT_ALLOTED;  in omap_vout_release_vrfb()
187 		kfree(vout->vrfb_dma_tx.xt);  in omap_vout_release_vrfb()
188 		dmaengine_terminate_sync(vout->vrfb_dma_tx.chan);  in omap_vout_release_vrfb()
189 		dma_release_channel(vout->vrfb_dma_tx.chan);  in omap_vout_release_vrfb()
197 int omap_vout_vrfb_buffer_setup(struct omap_vout_device *vout,  in omap_vout_vrfb_buffer_setup()  argument
203 	if (!is_rotation_enabled(vout))  in omap_vout_vrfb_buffer_setup()
212 	if (!vout->vrfb_static_allocation)  in omap_vout_vrfb_buffer_setup()
213 		if (omap_vout_allocate_vrfb_buffers(vout, count, startindex))  in omap_vout_vrfb_buffer_setup()
216 	if (vout->dss_mode == OMAP_DSS_COLOR_YUV2 ||  in omap_vout_vrfb_buffer_setup()
217 			vout->dss_mode == OMAP_DSS_COLOR_UYVY)  in omap_vout_vrfb_buffer_setup()
223 		omap_vrfb_setup(&vout->vrfb_context[i],  in omap_vout_vrfb_buffer_setup()
224 				vout->smsshado_phy_addr[i], vout->pix.width,  in omap_vout_vrfb_buffer_setup()
225 				vout->pix.height, vout->bpp, yuv_mode);  in omap_vout_vrfb_buffer_setup()
230 int omap_vout_prepare_vrfb(struct omap_vout_device *vout,  in omap_vout_prepare_vrfb()  argument
235 	struct dma_chan *chan = vout->vrfb_dma_tx.chan;  in omap_vout_prepare_vrfb()
236 	struct dma_interleaved_template *xt = vout->vrfb_dma_tx.xt;  in omap_vout_prepare_vrfb()
244 	if (!is_rotation_enabled(vout))  in omap_vout_prepare_vrfb()
253 	pixsize = vout->bpp * vout->vrfb_bpp;  in omap_vout_prepare_vrfb()
254 	dst_icg = MAX_PIXELS_PER_LINE * pixsize - vout->pix.width * vout->bpp;  in omap_vout_prepare_vrfb()
257 	xt->dst_start = vout->vrfb_context[vb->index].paddr[0];  in omap_vout_prepare_vrfb()
259 	xt->numf = vout->pix.height;  in omap_vout_prepare_vrfb()
261 	xt->sgl[0].size = vout->pix.width * vout->bpp;  in omap_vout_prepare_vrfb()
277 	tx->callback_param = &vout->vrfb_dma_tx;  in omap_vout_prepare_vrfb()
285 	vout->vrfb_dma_tx.tx_status = 0;  in omap_vout_prepare_vrfb()
288 	wait_event_interruptible_timeout(vout->vrfb_dma_tx.wait,  in omap_vout_prepare_vrfb()
289 					 vout->vrfb_dma_tx.tx_status == 1,  in omap_vout_prepare_vrfb()
294 	if (vout->vrfb_dma_tx.tx_status == 0) {  in omap_vout_prepare_vrfb()
307 	rotation = calc_rotation(vout);  in omap_vout_prepare_vrfb()
308 	vout->queued_buf_addr[vb->index] =  in omap_vout_prepare_vrfb()
309 		vout->vrfb_context[vb->index].paddr[rotation];  in omap_vout_prepare_vrfb()
318 void omap_vout_calculate_vrfb_offset(struct omap_vout_device *vout)  in omap_vout_calculate_vrfb_offset()  argument
321 	bool mirroring = vout->mirror;  in omap_vout_calculate_vrfb_offset()
322 	struct v4l2_rect *crop = &vout->crop;  in omap_vout_calculate_vrfb_offset()
323 	struct v4l2_pix_format *pix = &vout->pix;  in omap_vout_calculate_vrfb_offset()
324 	int *cropped_offset = &vout->cropped_offset;  in omap_vout_calculate_vrfb_offset()
328 	rotation = calc_rotation(vout);  in omap_vout_calculate_vrfb_offset()
332 		if (is_rotation_enabled(vout)) {  in omap_vout_calculate_vrfb_offset()
349 	vout->ps = ps;  in omap_vout_calculate_vrfb_offset()
350 	vout->vr_ps = vr_ps;  in omap_vout_calculate_vrfb_offset()
352 	if (is_rotation_enabled(vout)) {  in omap_vout_calculate_vrfb_offset()
359 	vout->line_length = line_length;  in omap_vout_calculate_vrfb_offset()
362 		offset = vout->vrfb_context[0].yoffset *  in omap_vout_calculate_vrfb_offset()
363 			vout->vrfb_context[0].bytespp;  in omap_vout_calculate_vrfb_offset()
375 		offset = ((MAX_PIXELS_PER_LINE * vout->vrfb_context[0].yoffset *  in omap_vout_calculate_vrfb_offset()
376 			vout->vrfb_context[0].bytespp) +  in omap_vout_calculate_vrfb_offset()
377 			(vout->vrfb_context[0].xoffset *  in omap_vout_calculate_vrfb_offset()
378 			vout->vrfb_context[0].bytespp));  in omap_vout_calculate_vrfb_offset()
390 		offset = MAX_PIXELS_PER_LINE * vout->vrfb_context[0].xoffset *  in omap_vout_calculate_vrfb_offset()
391 			vout->vrfb_context[0].bytespp;  in omap_vout_calculate_vrfb_offset()