VI in Tegra20/Tegra30 has 2 VI outputs with different set of supported
formats. Convert output registers to macros for simpler work with both
outputs since apart formats their layout matches.
Signed-off-by: Svyatoslav Ryhel <clamo...@gmail.com>
---
drivers/staging/media/tegra-video/tegra20.c | 82 ++++++++++++---------
1 file changed, 46 insertions(+), 36 deletions(-)
diff --git a/drivers/staging/media/tegra-video/tegra20.c
b/drivers/staging/media/tegra-video/tegra20.c
index 3dc26f5552eb..6e0b3b728623 100644
--- a/drivers/staging/media/tegra-video/tegra20.c
+++ b/drivers/staging/media/tegra-video/tegra20.c
@@ -29,13 +29,19 @@
#define TEGRA20_MIN_HEIGHT 32U
#define TEGRA20_MAX_HEIGHT 8190U
+/* Tegra20/Tegra30 has 2 outputs in VI */
+enum tegra_vi_out {
+ TEGRA_VI_OUT_1 = 0,
+ TEGRA_VI_OUT_2 = 1,
+};
+
/* --------------------------------------------------------------------------
* Registers
*/
-#define TEGRA_VI_CONT_SYNCPT_OUT_1 0x0060
-#define VI_CONT_SYNCPT_OUT_1_CONTINUOUS_SYNCPT BIT(8)
-#define VI_CONT_SYNCPT_OUT_1_SYNCPT_IDX_SFT 0
+#define TEGRA_VI_CONT_SYNCPT_OUT(n) (0x0060 + (n) * 4)
+#define VI_CONT_SYNCPT_OUT_CONTINUOUS_SYNCPT BIT(8)
+#define VI_CONT_SYNCPT_OUT_SYNCPT_IDX_SFT 0
#define TEGRA_VI_VI_INPUT_CONTROL 0x0088
#define VI_INPUT_FIELD_DETECT BIT(27)
@@ -47,6 +53,7 @@
#define VI_INPUT_YUV_INPUT_FORMAT_YVYU (3 <<
VI_INPUT_YUV_INPUT_FORMAT_SFT)
#define VI_INPUT_INPUT_FORMAT_SFT 2 /* bits
[5:2] */
#define VI_INPUT_INPUT_FORMAT_YUV422 (0 <<
VI_INPUT_INPUT_FORMAT_SFT)
+#define VI_INPUT_INPUT_FORMAT_BAYER (2 <<
VI_INPUT_INPUT_FORMAT_SFT)
#define VI_INPUT_VIP_INPUT_ENABLE BIT(1)
#define TEGRA_VI_VI_CORE_CONTROL 0x008c
@@ -67,7 +74,7 @@
#define VI_VI_CORE_CONTROL_OUTPUT_TO_EPP_SFT 2
#define VI_VI_CORE_CONTROL_OUTPUT_TO_ISP_SFT 0
-#define TEGRA_VI_VI_FIRST_OUTPUT_CONTROL 0x0090
+#define TEGRA_VI_VI_OUTPUT_CONTROL(n) (0x0090 + (n) * 4)
#define VI_OUTPUT_FORMAT_EXT BIT(22)
#define VI_OUTPUT_V_DIRECTION BIT(20)
#define VI_OUTPUT_H_DIRECTION BIT(19)
@@ -81,6 +88,7 @@
#define VI_OUTPUT_OUTPUT_FORMAT_SFT 0
#define VI_OUTPUT_OUTPUT_FORMAT_YUV422POST (3 <<
VI_OUTPUT_OUTPUT_FORMAT_SFT)
#define VI_OUTPUT_OUTPUT_FORMAT_YUV420PLANAR (6 <<
VI_OUTPUT_OUTPUT_FORMAT_SFT)
+#define VI_OUTPUT_OUTPUT_FORMAT_VIP_BAYER_DIRECT (9 <<
VI_OUTPUT_OUTPUT_FORMAT_SFT)
#define TEGRA_VI_VIP_H_ACTIVE 0x00a4
#define VI_VIP_H_ACTIVE_PERIOD_SFT 16 /* active
pixels/line, must be even */
@@ -90,26 +98,26 @@
#define VI_VIP_V_ACTIVE_PERIOD_SFT 16 /* active lines */
#define VI_VIP_V_ACTIVE_START_SFT 0
-#define TEGRA_VI_VB0_START_ADDRESS_FIRST 0x00c4
-#define TEGRA_VI_VB0_BASE_ADDRESS_FIRST 0x00c8
+#define TEGRA_VI_VB0_START_ADDRESS(n) (0x00c4 + (n) * 44)
+#define TEGRA_VI_VB0_BASE_ADDRESS(n) (0x00c8 + (n) * 44)
#define TEGRA_VI_VB0_START_ADDRESS_U 0x00cc
#define TEGRA_VI_VB0_BASE_ADDRESS_U 0x00d0
#define TEGRA_VI_VB0_START_ADDRESS_V 0x00d4
#define TEGRA_VI_VB0_BASE_ADDRESS_V 0x00d8
-#define TEGRA_VI_FIRST_OUTPUT_FRAME_SIZE 0x00e0
-#define VI_FIRST_OUTPUT_FRAME_HEIGHT_SFT 16
-#define VI_FIRST_OUTPUT_FRAME_WIDTH_SFT 0
+#define TEGRA_VI_OUTPUT_FRAME_SIZE(n) (0x00e0 + (n) * 24)
+#define VI_OUTPUT_FRAME_HEIGHT_SFT 16
+#define VI_OUTPUT_FRAME_WIDTH_SFT 0
-#define TEGRA_VI_VB0_COUNT_FIRST 0x00e4
+#define TEGRA_VI_VB0_COUNT(n) (0x00e4 + (n) * 24)
-#define TEGRA_VI_VB0_SIZE_FIRST 0x00e8
-#define VI_VB0_SIZE_FIRST_V_SFT 16
-#define VI_VB0_SIZE_FIRST_H_SFT 0
+#define TEGRA_VI_VB0_SIZE(n) (0x00e8 + (n) * 24)
+#define VI_VB0_SIZE_V_SFT 16
+#define VI_VB0_SIZE_H_SFT 0
-#define TEGRA_VI_VB0_BUFFER_STRIDE_FIRST 0x00ec
-#define VI_VB0_BUFFER_STRIDE_FIRST_CHROMA_SFT 30
-#define VI_VB0_BUFFER_STRIDE_FIRST_LUMA_SFT 0
+#define TEGRA_VI_VB0_BUFFER_STRIDE(n) (0x00ec + (n) * 24)
+#define VI_VB0_BUFFER_STRIDE_CHROMA_SFT 30
+#define VI_VB0_BUFFER_STRIDE_LUMA_SFT 0
#define TEGRA_VI_H_LPF_CONTROL 0x0108
#define VI_H_LPF_CONTROL_CHROMA_SFT 16
@@ -137,7 +145,7 @@
#define VI_CAMERA_CONTROL_TEST_MODE BIT(1)
#define VI_CAMERA_CONTROL_VIP_ENABLE BIT(0)
-#define TEGRA_VI_VI_ENABLE 0x01a4
+#define TEGRA_VI_VI_ENABLE(n) (0x01a4 + (n) * 4)
#define VI_VI_ENABLE_SW_FLOW_CONTROL_OUT1 BIT(1)
#define VI_VI_ENABLE_FIRST_OUTPUT_TO_MEM_DISABLE BIT(0)
@@ -367,8 +375,8 @@ static void tegra20_channel_vi_buffer_setup(struct
tegra_vi_channel *chan,
case V4L2_PIX_FMT_VYUY:
case V4L2_PIX_FMT_YUYV:
case V4L2_PIX_FMT_YVYU:
- tegra20_vi_write(chan, TEGRA_VI_VB0_BASE_ADDRESS_FIRST, base);
- tegra20_vi_write(chan, TEGRA_VI_VB0_START_ADDRESS_FIRST, base +
chan->start_offset);
+ tegra20_vi_write(chan,
TEGRA_VI_VB0_BASE_ADDRESS(TEGRA_VI_OUT_1), base);
+ tegra20_vi_write(chan,
TEGRA_VI_VB0_START_ADDRESS(TEGRA_VI_OUT_1), base + chan->start_offset);
break;
}
}
@@ -456,6 +464,7 @@ static void tegra20_camera_capture_setup(struct
tegra_vi_channel *chan)
int stride_l = chan->format.bytesperline;
int stride_c = (output_fourcc == V4L2_PIX_FMT_YUV420 ||
output_fourcc == V4L2_PIX_FMT_YVU420) ? 1 : 0;
+ enum tegra_vi_out output_channel = TEGRA_VI_OUT_1;
int main_output_format;
int yuv_output_format;
@@ -473,33 +482,33 @@ static void tegra20_camera_capture_setup(struct
tegra_vi_channel *chan)
/* Set up raise-on-edge, so we get an interrupt on end of frame. */
tegra20_vi_write(chan, TEGRA_VI_VI_RAISE, VI_VI_RAISE_ON_EDGE);
- tegra20_vi_write(chan, TEGRA_VI_VI_FIRST_OUTPUT_CONTROL,
+ tegra20_vi_write(chan, TEGRA_VI_VI_OUTPUT_CONTROL(output_channel),
(chan->vflip ? VI_OUTPUT_V_DIRECTION : 0) |
(chan->hflip ? VI_OUTPUT_H_DIRECTION : 0) |
yuv_output_format << VI_OUTPUT_YUV_OUTPUT_FORMAT_SFT |
main_output_format << VI_OUTPUT_OUTPUT_FORMAT_SFT);
/* Set up frame size */
- tegra20_vi_write(chan, TEGRA_VI_FIRST_OUTPUT_FRAME_SIZE,
- height << VI_FIRST_OUTPUT_FRAME_HEIGHT_SFT |
- width << VI_FIRST_OUTPUT_FRAME_WIDTH_SFT);
+ tegra20_vi_write(chan, TEGRA_VI_OUTPUT_FRAME_SIZE(output_channel),
+ height << VI_OUTPUT_FRAME_HEIGHT_SFT |
+ width << VI_OUTPUT_FRAME_WIDTH_SFT);
/* First output memory enabled */
- tegra20_vi_write(chan, TEGRA_VI_VI_ENABLE, 0);
+ tegra20_vi_write(chan, TEGRA_VI_VI_ENABLE(output_channel), 0);
/* Set the number of frames in the buffer */
- tegra20_vi_write(chan, TEGRA_VI_VB0_COUNT_FIRST, 1);
+ tegra20_vi_write(chan, TEGRA_VI_VB0_COUNT(output_channel), 1);
/* Set up buffer frame size */
- tegra20_vi_write(chan, TEGRA_VI_VB0_SIZE_FIRST,
- height << VI_VB0_SIZE_FIRST_V_SFT |
- width << VI_VB0_SIZE_FIRST_H_SFT);
+ tegra20_vi_write(chan, TEGRA_VI_VB0_SIZE(output_channel),
+ height << VI_VB0_SIZE_V_SFT |
+ width << VI_VB0_SIZE_H_SFT);
- tegra20_vi_write(chan, TEGRA_VI_VB0_BUFFER_STRIDE_FIRST,
- stride_l << VI_VB0_BUFFER_STRIDE_FIRST_LUMA_SFT |
- stride_c << VI_VB0_BUFFER_STRIDE_FIRST_CHROMA_SFT);
+ tegra20_vi_write(chan, TEGRA_VI_VB0_BUFFER_STRIDE(output_channel),
+ stride_l << VI_VB0_BUFFER_STRIDE_LUMA_SFT |
+ stride_c << VI_VB0_BUFFER_STRIDE_CHROMA_SFT);
- tegra20_vi_write(chan, TEGRA_VI_VI_ENABLE, 0);
+ tegra20_vi_write(chan, TEGRA_VI_VI_ENABLE(output_channel), 0);
}
static int tegra20_vi_start_streaming(struct vb2_queue *vq, u32 count)
@@ -588,7 +597,7 @@ const struct tegra_vi_soc tegra20_vi_soc = {
.nformats = ARRAY_SIZE(tegra20_video_formats),
.default_video_format = &tegra20_video_formats[0],
.ops = &tegra20_vi_ops,
- .vi_max_channels = 1, /* parallel input (VIP) */
+ .vi_max_channels = 2, /* TEGRA_VI_OUT_1 and TEGRA_VI_OUT_2 */
.vi_max_clk_hz = 150000000,
.has_h_v_flip = true,
};
@@ -608,6 +617,7 @@ static int tegra20_vip_start_streaming(struct
tegra_vip_channel *vip_chan)
struct tegra_vi_channel *vi_chan =
v4l2_get_subdev_hostdata(&vip_chan->subdev);
int width = vi_chan->format.width;
int height = vi_chan->format.height;
+ enum tegra_vi_out output_channel = TEGRA_VI_OUT_1;
unsigned int main_input_format;
unsigned int yuv_input_format;
@@ -638,10 +648,10 @@ static int tegra20_vip_start_streaming(struct
tegra_vip_channel *vip_chan)
GENMASK(9, 2) << VI_DATA_INPUT_SFT);
tegra20_vi_write(vi_chan, TEGRA_VI_PIN_INVERSION, 0);
- tegra20_vi_write(vi_chan, TEGRA_VI_CONT_SYNCPT_OUT_1,
- VI_CONT_SYNCPT_OUT_1_CONTINUOUS_SYNCPT |
+ tegra20_vi_write(vi_chan, TEGRA_VI_CONT_SYNCPT_OUT(output_channel),
+ VI_CONT_SYNCPT_OUT_CONTINUOUS_SYNCPT |
host1x_syncpt_id(vi_chan->mw_ack_sp[0])
- << VI_CONT_SYNCPT_OUT_1_SYNCPT_IDX_SFT);
+ << VI_CONT_SYNCPT_OUT_SYNCPT_IDX_SFT);
tegra20_vi_write(vi_chan, TEGRA_VI_CAMERA_CONTROL,
VI_CAMERA_CONTROL_STOP_CAPTURE);
--
2.48.1
