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path: root/drivers/gpu/ipu-v3/ipu-cpmem.c
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Diffstat (limited to 'drivers/gpu/ipu-v3/ipu-cpmem.c')
-rw-r--r--drivers/gpu/ipu-v3/ipu-cpmem.c113
1 files changed, 65 insertions, 48 deletions
diff --git a/drivers/gpu/ipu-v3/ipu-cpmem.c b/drivers/gpu/ipu-v3/ipu-cpmem.c
index 163fadb8a33a..07866b1369c6 100644
--- a/drivers/gpu/ipu-v3/ipu-cpmem.c
+++ b/drivers/gpu/ipu-v3/ipu-cpmem.c
@@ -1,13 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (C) 2012 Mentor Graphics Inc.
* Copyright 2005-2012 Freescale Semiconductor, Inc. All Rights Reserved.
- *
- * The code contained herein is licensed under the GNU General Public
- * License. You may obtain a copy of the GNU General Public License
- * Version 2 or later at the following locations:
- *
- * http://www.opensource.org/licenses/gpl-license.html
- * http://www.gnu.org/copyleft/gpl.html
*/
#include <linux/types.h>
#include <linux/bitrev.h>
@@ -188,9 +182,27 @@ static int v4l2_pix_fmt_to_drm_fourcc(u32 pixelformat)
case V4L2_PIX_FMT_RGB32:
/* R G B A <=> [32:0] A:B:G:R */
return DRM_FORMAT_XBGR8888;
+ case V4L2_PIX_FMT_ABGR32:
+ /* B G R A <=> [32:0] A:R:G:B */
+ return DRM_FORMAT_ARGB8888;
case V4L2_PIX_FMT_XBGR32:
/* B G R X <=> [32:0] X:R:G:B */
return DRM_FORMAT_XRGB8888;
+ case V4L2_PIX_FMT_BGRA32:
+ /* A B G R <=> [32:0] R:G:B:A */
+ return DRM_FORMAT_RGBA8888;
+ case V4L2_PIX_FMT_BGRX32:
+ /* X B G R <=> [32:0] R:G:B:X */
+ return DRM_FORMAT_RGBX8888;
+ case V4L2_PIX_FMT_RGBA32:
+ /* R G B A <=> [32:0] A:B:G:R */
+ return DRM_FORMAT_ABGR8888;
+ case V4L2_PIX_FMT_RGBX32:
+ /* R G B X <=> [32:0] X:B:G:R */
+ return DRM_FORMAT_XBGR8888;
+ case V4L2_PIX_FMT_ARGB32:
+ /* A R G B <=> [32:0] B:G:R:A */
+ return DRM_FORMAT_BGRA8888;
case V4L2_PIX_FMT_XRGB32:
/* X R G B <=> [32:0] B:G:R:X */
return DRM_FORMAT_BGRX8888;
@@ -277,9 +289,10 @@ void ipu_cpmem_set_uv_offset(struct ipuv3_channel *ch, u32 u_off, u32 v_off)
}
EXPORT_SYMBOL_GPL(ipu_cpmem_set_uv_offset);
-void ipu_cpmem_interlaced_scan(struct ipuv3_channel *ch, int stride)
+void ipu_cpmem_interlaced_scan(struct ipuv3_channel *ch, int stride,
+ u32 pixelformat)
{
- u32 ilo, sly;
+ u32 ilo, sly, sluv;
if (stride < 0) {
stride = -stride;
@@ -290,9 +303,30 @@ void ipu_cpmem_interlaced_scan(struct ipuv3_channel *ch, int stride)
sly = (stride * 2) - 1;
+ switch (pixelformat) {
+ case V4L2_PIX_FMT_YUV420:
+ case V4L2_PIX_FMT_YVU420:
+ sluv = stride / 2 - 1;
+ break;
+ case V4L2_PIX_FMT_NV12:
+ sluv = stride - 1;
+ break;
+ case V4L2_PIX_FMT_YUV422P:
+ sluv = stride - 1;
+ break;
+ case V4L2_PIX_FMT_NV16:
+ sluv = stride * 2 - 1;
+ break;
+ default:
+ sluv = 0;
+ break;
+ }
+
ipu_ch_param_write_field(ch, IPU_FIELD_SO, 1);
ipu_ch_param_write_field(ch, IPU_FIELD_ILO, ilo);
ipu_ch_param_write_field(ch, IPU_FIELD_SLY, sly);
+ if (sluv)
+ ipu_ch_param_write_field(ch, IPU_FIELD_SLUV, sluv);
};
EXPORT_SYMBOL_GPL(ipu_cpmem_interlaced_scan);
@@ -303,12 +337,6 @@ void ipu_cpmem_set_axi_id(struct ipuv3_channel *ch, u32 id)
}
EXPORT_SYMBOL_GPL(ipu_cpmem_set_axi_id);
-int ipu_cpmem_get_burstsize(struct ipuv3_channel *ch)
-{
- return ipu_ch_param_read_field(ch, IPU_FIELD_NPB) + 1;
-}
-EXPORT_SYMBOL_GPL(ipu_cpmem_get_burstsize);
-
void ipu_cpmem_set_burstsize(struct ipuv3_channel *ch, int burstsize)
{
ipu_ch_param_write_field(ch, IPU_FIELD_NPB, burstsize - 1);
@@ -418,23 +446,6 @@ int ipu_cpmem_set_format_passthrough(struct ipuv3_channel *ch, int width)
}
EXPORT_SYMBOL_GPL(ipu_cpmem_set_format_passthrough);
-void ipu_cpmem_set_yuv_interleaved(struct ipuv3_channel *ch, u32 pixel_format)
-{
- switch (pixel_format) {
- case V4L2_PIX_FMT_UYVY:
- ipu_ch_param_write_field(ch, IPU_FIELD_BPP, 3); /* bits/pixel */
- ipu_ch_param_write_field(ch, IPU_FIELD_PFS, 0xA);/* pix fmt */
- ipu_ch_param_write_field(ch, IPU_FIELD_NPB, 31);/* burst size */
- break;
- case V4L2_PIX_FMT_YUYV:
- ipu_ch_param_write_field(ch, IPU_FIELD_BPP, 3); /* bits/pixel */
- ipu_ch_param_write_field(ch, IPU_FIELD_PFS, 0x8);/* pix fmt */
- ipu_ch_param_write_field(ch, IPU_FIELD_NPB, 31);/* burst size */
- break;
- }
-}
-EXPORT_SYMBOL_GPL(ipu_cpmem_set_yuv_interleaved);
-
void ipu_cpmem_set_yuv_planar_full(struct ipuv3_channel *ch,
unsigned int uv_stride,
unsigned int u_offset, unsigned int v_offset)
@@ -551,21 +562,21 @@ static const struct ipu_rgb def_bgra_16 = {
.bits_per_pixel = 16,
};
-#define Y_OFFSET(pix, x, y) ((x) + pix->width * (y))
-#define U_OFFSET(pix, x, y) ((pix->width * pix->height) + \
- (pix->width * ((y) / 2) / 2) + (x) / 2)
-#define V_OFFSET(pix, x, y) ((pix->width * pix->height) + \
- (pix->width * pix->height / 4) + \
- (pix->width * ((y) / 2) / 2) + (x) / 2)
-#define U2_OFFSET(pix, x, y) ((pix->width * pix->height) + \
- (pix->width * (y) / 2) + (x) / 2)
-#define V2_OFFSET(pix, x, y) ((pix->width * pix->height) + \
- (pix->width * pix->height / 2) + \
- (pix->width * (y) / 2) + (x) / 2)
-#define UV_OFFSET(pix, x, y) ((pix->width * pix->height) + \
- (pix->width * ((y) / 2)) + (x))
-#define UV2_OFFSET(pix, x, y) ((pix->width * pix->height) + \
- (pix->width * y) + (x))
+#define Y_OFFSET(pix, x, y) ((x) + pix->bytesperline * (y))
+#define U_OFFSET(pix, x, y) ((pix->bytesperline * pix->height) + \
+ (pix->bytesperline * ((y) / 2) / 2) + (x) / 2)
+#define V_OFFSET(pix, x, y) ((pix->bytesperline * pix->height) + \
+ (pix->bytesperline * pix->height / 4) + \
+ (pix->bytesperline * ((y) / 2) / 2) + (x) / 2)
+#define U2_OFFSET(pix, x, y) ((pix->bytesperline * pix->height) + \
+ (pix->bytesperline * (y) / 2) + (x) / 2)
+#define V2_OFFSET(pix, x, y) ((pix->bytesperline * pix->height) + \
+ (pix->bytesperline * pix->height / 2) + \
+ (pix->bytesperline * (y) / 2) + (x) / 2)
+#define UV_OFFSET(pix, x, y) ((pix->bytesperline * pix->height) + \
+ (pix->bytesperline * ((y) / 2)) + (x))
+#define UV2_OFFSET(pix, x, y) ((pix->bytesperline * pix->height) + \
+ (pix->bytesperline * y) + (x))
#define NUM_ALPHA_CHANNELS 7
@@ -807,8 +818,14 @@ int ipu_cpmem_set_image(struct ipuv3_channel *ch, struct ipu_image *image)
break;
case V4L2_PIX_FMT_RGB32:
case V4L2_PIX_FMT_BGR32:
- case V4L2_PIX_FMT_XRGB32:
+ case V4L2_PIX_FMT_ABGR32:
case V4L2_PIX_FMT_XBGR32:
+ case V4L2_PIX_FMT_BGRA32:
+ case V4L2_PIX_FMT_BGRX32:
+ case V4L2_PIX_FMT_RGBA32:
+ case V4L2_PIX_FMT_RGBX32:
+ case V4L2_PIX_FMT_ARGB32:
+ case V4L2_PIX_FMT_XRGB32:
offset = image->rect.left * 4 +
image->rect.top * pix->bytesperline;
break;
generated by cgit (git 2.34.1) at 2025-12-25 14:42:22 +0000