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hc
2024-01-04 1543e317f1da31b75942316931e8f491a8920811 
 kernel/drivers/media/platform/ti-vpe/vpdma.c
....@@ -1,3 +1,4 @@
1
+// SPDX-License-Identifier: GPL-2.0-only
12 /*
23  * VPDMA helper library
34  *
....@@ -6,10 +7,6 @@
67  * David Griego, <dagriego@biglakesoftware.com>
78  * Dale Farnsworth, <dale@farnsworth.org>
89  * Archit Taneja, <archit@ti.com>
9
- *
10
- * This program is free software; you can redistribute it and/or modify it
11
- * under the terms of the GNU General Public License version 2 as published by
12
- * the Free Software Foundation.
1310  */
1411 
1512 #include <linux/delay.h>
....@@ -57,6 +54,11 @@
5754 	[VPDMA_DATA_FMT_C420] = {
5855 		.type		= VPDMA_DATA_FMT_TYPE_YUV,
5956 		.data_type	= DATA_TYPE_C420,
57
+		.depth		= 4,
58
+	},
59
+	[VPDMA_DATA_FMT_CB420] = {
60
+		.type		= VPDMA_DATA_FMT_TYPE_YUV,
61
+		.data_type	= DATA_TYPE_CB420,
6062 		.depth		= 4,
6163 	},
6264 	[VPDMA_DATA_FMT_YCR422] = {
....@@ -404,7 +406,7 @@
404406 
405407 /*
406408  * unmap descriptor/payload DMA buffer, disabling DMA access and
407
- * allowing the main processor to acces the data
409
+ * allowing the main processor to access the data
408410  */
409411 void vpdma_unmap_desc_buf(struct vpdma_data *vpdma, struct vpdma_buf *buf)
410412 {
....@@ -448,23 +450,25 @@
448450 
449451 	ret = vpdma_map_desc_buf(vpdma, &abort_list.buf);
450452 	if (ret)
451
-		return ret;
453
+		goto free_desc;
452454 	ret = vpdma_submit_descs(vpdma, &abort_list, list_num);
453455 	if (ret)
454
-		return ret;
456
+		goto unmap_desc;
455457 
456458 	while (vpdma_list_busy(vpdma, list_num) && --timeout)
457459 		;
458460 
459461 	if (timeout == 0) {
460462 		dev_err(&vpdma->pdev->dev, "Timed out cleaning up VPDMA list\n");
461
-		return -EBUSY;
463
+		ret = -EBUSY;
462464 	}
463465 
466
+unmap_desc:
464467 	vpdma_unmap_desc_buf(vpdma, &abort_list.buf);
468
+free_desc:
465469 	vpdma_free_desc_buf(&abort_list.buf);
466470 
467
-	return 0;
471
+	return ret;
468472 }
469473 EXPORT_SYMBOL(vpdma_list_cleanup);
470474 
....@@ -501,7 +505,7 @@
501505 EXPORT_SYMBOL(vpdma_reset_desc_list);
502506 
503507 /*
504
- * free the buffer allocated fot the VPDMA descriptor list, this should be
508
+ * free the buffer allocated for the VPDMA descriptor list, this should be
505509  * called when the user doesn't want to use VPDMA any more.
506510  */
507511 void vpdma_free_desc_list(struct vpdma_desc_list *list)
....@@ -760,7 +764,7 @@
760764 		pr_debug("word1: line_length = %d, xfer_height = %d\n",
761765 			dtd_get_line_length(dtd), dtd_get_xfer_height(dtd));
762766 
763
-	pr_debug("word2: start_addr = %pad\n", &dtd->start_addr);
767
+	pr_debug("word2: start_addr = %x\n", dtd->start_addr);
764768 
765769 	pr_debug("word3: pkt_type = %d, mode = %d, dir = %d, chan = %d, pri = %d, next_chan = %d\n",
766770 		 dtd_get_pkt_type(dtd),
....@@ -790,7 +794,7 @@
790794  * append an outbound data transfer descriptor to the given descriptor list,
791795  * this sets up a 'client to memory' VPDMA transfer for the given VPDMA channel
792796  *
793
- * @list: vpdma desc list to which we add this decriptor
797
+ * @list: vpdma desc list to which we add this descriptor
794798  * @width: width of the image in pixels in memory
795799  * @c_rect: compose params of output image
796800  * @fmt: vpdma data format of the buffer
....@@ -798,7 +802,7 @@
798802  * max_width: enum for maximum width of data transfer
799803  * max_height: enum for maximum height of data transfer
800804  * chan: VPDMA channel
801
- * flags: VPDMA flags to configure some descriptor fileds
805
+ * flags: VPDMA flags to configure some descriptor fields
802806  */
803807 void vpdma_add_out_dtd(struct vpdma_desc_list *list, int width,
804808 		int stride, const struct v4l2_rect *c_rect,
....@@ -826,7 +830,8 @@
826830 	channel = next_chan = raw_vpdma_chan;
827831 
828832 	if (fmt->type == VPDMA_DATA_FMT_TYPE_YUV &&
829
-			fmt->data_type == DATA_TYPE_C420) {
833
+	    (fmt->data_type == DATA_TYPE_C420 ||
834
+	     fmt->data_type == DATA_TYPE_CB420)) {
830835 		rect.height >>= 1;
831836 		rect.top >>= 1;
832837 		depth = 8;
....@@ -863,14 +868,14 @@
863868  * append an inbound data transfer descriptor to the given descriptor list,
864869  * this sets up a 'memory to client' VPDMA transfer for the given VPDMA channel
865870  *
866
- * @list: vpdma desc list to which we add this decriptor
871
+ * @list: vpdma desc list to which we add this descriptor
867872  * @width: width of the image in pixels in memory(not the cropped width)
868873  * @c_rect: crop params of input image
869874  * @fmt: vpdma data format of the buffer
870875  * dma_addr: dma address as seen by VPDMA
871876  * chan: VPDMA channel
872877  * field: top or bottom field info of the input image
873
- * flags: VPDMA flags to configure some descriptor fileds
878
+ * flags: VPDMA flags to configure some descriptor fields
874879  * frame_width/height: the complete width/height of the image presented to the
875880  *			client (this makes sense when multiple channels are
876881  *			connected to the same client, forming a larger frame)
....@@ -894,7 +899,8 @@
894899 	channel = next_chan = chan_info[chan].num;
895900 
896901 	if (fmt->type == VPDMA_DATA_FMT_TYPE_YUV &&
897
-			fmt->data_type == DATA_TYPE_C420) {
902
+	    (fmt->data_type == DATA_TYPE_C420 ||
903
+	     fmt->data_type == DATA_TYPE_CB420)) {
898904 		rect.height >>= 1;
899905 		rect.top >>= 1;
900906 		depth = 8;
....@@ -1008,7 +1014,7 @@
10081014 }
10091015 EXPORT_SYMBOL(vpdma_get_list_mask);
10101016 
1011
-/* clear previosuly occured list intterupts in the LIST_STAT register */
1017
+/* clear previously occurred list interrupts in the LIST_STAT register */
10121018 void vpdma_clear_list_stat(struct vpdma_data *vpdma, int irq_num,
10131019 			   int list_num)
10141020 {