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path: root/drivers/media/platform/sunxi/sun8i-di/sun8i-di.c
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Diffstat (limited to 'drivers/media/platform/sunxi/sun8i-di/sun8i-di.c')
-rw-r--r--drivers/media/platform/sunxi/sun8i-di/sun8i-di.c95
1 files changed, 45 insertions, 50 deletions
diff --git a/drivers/media/platform/sunxi/sun8i-di/sun8i-di.c b/drivers/media/platform/sunxi/sun8i-di/sun8i-di.c
index aa65d70b6270..7c4dd1ac772d 100644
--- a/drivers/media/platform/sunxi/sun8i-di/sun8i-di.c
+++ b/drivers/media/platform/sunxi/sun8i-di/sun8i-di.c
@@ -11,9 +11,9 @@
#include <linux/interrupt.h>
#include <linux/io.h>
#include <linux/iopoll.h>
+#include <linux/mod_devicetable.h>
#include <linux/module.h>
-#include <linux/of.h>
-#include <linux/of_device.h>
+#include <linux/platform_device.h>
#include <linux/pm_runtime.h>
#include <linux/reset.h>
@@ -66,11 +66,12 @@ static void deinterlace_device_run(void *priv)
struct vb2_v4l2_buffer *src, *dst;
unsigned int hstep, vstep;
dma_addr_t addr;
+ int i;
src = v4l2_m2m_next_src_buf(ctx->fh.m2m_ctx);
dst = v4l2_m2m_next_dst_buf(ctx->fh.m2m_ctx);
- v4l2_m2m_buf_copy_metadata(src, dst, true);
+ v4l2_m2m_buf_copy_metadata(src, dst);
deinterlace_write(dev, DEINTERLACE_MOD_ENABLE,
DEINTERLACE_MOD_ENABLE_EN);
@@ -160,6 +161,26 @@ static void deinterlace_device_run(void *priv)
deinterlace_write(dev, DEINTERLACE_CH1_HORZ_FACT, hstep);
deinterlace_write(dev, DEINTERLACE_CH1_VERT_FACT, vstep);
+ /* neutral filter coefficients */
+ deinterlace_set_bits(dev, DEINTERLACE_FRM_CTRL,
+ DEINTERLACE_FRM_CTRL_COEF_ACCESS);
+ readl_poll_timeout(dev->base + DEINTERLACE_STATUS, val,
+ val & DEINTERLACE_STATUS_COEF_STATUS, 2, 40);
+
+ for (i = 0; i < 32; i++) {
+ deinterlace_write(dev, DEINTERLACE_CH0_HORZ_COEF0 + i * 4,
+ DEINTERLACE_IDENTITY_COEF);
+ deinterlace_write(dev, DEINTERLACE_CH0_VERT_COEF + i * 4,
+ DEINTERLACE_IDENTITY_COEF);
+ deinterlace_write(dev, DEINTERLACE_CH1_HORZ_COEF0 + i * 4,
+ DEINTERLACE_IDENTITY_COEF);
+ deinterlace_write(dev, DEINTERLACE_CH1_VERT_COEF + i * 4,
+ DEINTERLACE_IDENTITY_COEF);
+ }
+
+ deinterlace_clr_set_bits(dev, DEINTERLACE_FRM_CTRL,
+ DEINTERLACE_FRM_CTRL_COEF_ACCESS, 0);
+
deinterlace_clr_set_bits(dev, DEINTERLACE_FIELD_CTRL,
DEINTERLACE_FIELD_CTRL_FIELD_CNT_MSK,
DEINTERLACE_FIELD_CTRL_FIELD_CNT(ctx->field));
@@ -248,7 +269,6 @@ static irqreturn_t deinterlace_irq(int irq, void *data)
static void deinterlace_init(struct deinterlace_dev *dev)
{
u32 val;
- int i;
deinterlace_write(dev, DEINTERLACE_BYPASS,
DEINTERLACE_BYPASS_CSC);
@@ -284,32 +304,12 @@ static void deinterlace_init(struct deinterlace_dev *dev)
deinterlace_clr_set_bits(dev, DEINTERLACE_CHROMA_DIFF,
DEINTERLACE_CHROMA_DIFF_TH_MSK,
- DEINTERLACE_CHROMA_DIFF_TH(5));
-
- /* neutral filter coefficients */
- deinterlace_set_bits(dev, DEINTERLACE_FRM_CTRL,
- DEINTERLACE_FRM_CTRL_COEF_ACCESS);
- readl_poll_timeout(dev->base + DEINTERLACE_STATUS, val,
- val & DEINTERLACE_STATUS_COEF_STATUS, 2, 40);
-
- for (i = 0; i < 32; i++) {
- deinterlace_write(dev, DEINTERLACE_CH0_HORZ_COEF0 + i * 4,
- DEINTERLACE_IDENTITY_COEF);
- deinterlace_write(dev, DEINTERLACE_CH0_VERT_COEF + i * 4,
- DEINTERLACE_IDENTITY_COEF);
- deinterlace_write(dev, DEINTERLACE_CH1_HORZ_COEF0 + i * 4,
- DEINTERLACE_IDENTITY_COEF);
- deinterlace_write(dev, DEINTERLACE_CH1_VERT_COEF + i * 4,
- DEINTERLACE_IDENTITY_COEF);
- }
-
- deinterlace_clr_set_bits(dev, DEINTERLACE_FRM_CTRL,
- DEINTERLACE_FRM_CTRL_COEF_ACCESS, 0);
+ DEINTERLACE_CHROMA_DIFF_TH(31));
}
static inline struct deinterlace_ctx *deinterlace_file2ctx(struct file *file)
{
- return container_of(file->private_data, struct deinterlace_ctx, fh);
+ return container_of(file_to_v4l2_fh(file), struct deinterlace_ctx, fh);
}
static bool deinterlace_check_format(u32 pixelformat)
@@ -659,8 +659,6 @@ static const struct vb2_ops deinterlace_qops = {
.buf_queue = deinterlace_buf_queue,
.start_streaming = deinterlace_start_streaming,
.stop_streaming = deinterlace_stop_streaming,
- .wait_prepare = vb2_ops_wait_prepare,
- .wait_finish = vb2_ops_wait_finish,
};
static int deinterlace_queue_init(void *priv, struct vb2_queue *src_vq,
@@ -673,7 +671,7 @@ static int deinterlace_queue_init(void *priv, struct vb2_queue *src_vq,
src_vq->io_modes = VB2_MMAP | VB2_DMABUF;
src_vq->drv_priv = ctx;
src_vq->buf_struct_size = sizeof(struct v4l2_m2m_buffer);
- src_vq->min_buffers_needed = 1;
+ src_vq->min_queued_buffers = 1;
src_vq->ops = &deinterlace_qops;
src_vq->mem_ops = &vb2_dma_contig_memops;
src_vq->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_COPY;
@@ -688,7 +686,7 @@ static int deinterlace_queue_init(void *priv, struct vb2_queue *src_vq,
dst_vq->io_modes = VB2_MMAP | VB2_DMABUF;
dst_vq->drv_priv = ctx;
dst_vq->buf_struct_size = sizeof(struct v4l2_m2m_buffer);
- dst_vq->min_buffers_needed = 2;
+ dst_vq->min_queued_buffers = 2;
dst_vq->ops = &deinterlace_qops;
dst_vq->mem_ops = &vb2_dma_contig_memops;
dst_vq->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_COPY;
@@ -732,7 +730,6 @@ static int deinterlace_open(struct file *file)
deinterlace_prepare_format(&ctx->dst_fmt);
v4l2_fh_init(&ctx->fh, video_devdata(file));
- file->private_data = &ctx->fh;
ctx->dev = dev;
ctx->fh.m2m_ctx = v4l2_m2m_ctx_init(dev->m2m_dev, ctx,
@@ -742,7 +739,7 @@ static int deinterlace_open(struct file *file)
goto err_free;
}
- v4l2_fh_add(&ctx->fh);
+ v4l2_fh_add(&ctx->fh, file);
mutex_unlock(&dev->dev_mutex);
@@ -758,12 +755,11 @@ err_free:
static int deinterlace_release(struct file *file)
{
struct deinterlace_dev *dev = video_drvdata(file);
- struct deinterlace_ctx *ctx = container_of(file->private_data,
- struct deinterlace_ctx, fh);
+ struct deinterlace_ctx *ctx = deinterlace_file2ctx(file);
mutex_lock(&dev->dev_mutex);
- v4l2_fh_del(&ctx->fh);
+ v4l2_fh_del(&ctx->fh, file);
v4l2_fh_exit(&ctx->fh);
v4l2_m2m_ctx_release(ctx->fh.m2m_ctx);
@@ -906,7 +902,7 @@ err_v4l2:
return ret;
}
-static int deinterlace_remove(struct platform_device *pdev)
+static void deinterlace_remove(struct platform_device *pdev)
{
struct deinterlace_dev *dev = platform_get_drvdata(pdev);
@@ -915,8 +911,6 @@ static int deinterlace_remove(struct platform_device *pdev)
v4l2_device_unregister(&dev->v4l2_dev);
pm_runtime_force_suspend(&pdev->dev);
-
- return 0;
}
static int deinterlace_runtime_resume(struct device *device)
@@ -931,11 +925,18 @@ static int deinterlace_runtime_resume(struct device *device)
return ret;
}
+ ret = reset_control_deassert(dev->rstc);
+ if (ret) {
+ dev_err(dev->dev, "Failed to apply reset\n");
+
+ goto err_exclusive_rate;
+ }
+
ret = clk_prepare_enable(dev->bus_clk);
if (ret) {
dev_err(dev->dev, "Failed to enable bus clock\n");
- goto err_exclusive_rate;
+ goto err_rst;
}
ret = clk_prepare_enable(dev->mod_clk);
@@ -952,23 +953,16 @@ static int deinterlace_runtime_resume(struct device *device)
goto err_mod_clk;
}
- ret = reset_control_deassert(dev->rstc);
- if (ret) {
- dev_err(dev->dev, "Failed to apply reset\n");
-
- goto err_ram_clk;
- }
-
deinterlace_init(dev);
return 0;
-err_ram_clk:
- clk_disable_unprepare(dev->ram_clk);
err_mod_clk:
clk_disable_unprepare(dev->mod_clk);
err_bus_clk:
clk_disable_unprepare(dev->bus_clk);
+err_rst:
+ reset_control_assert(dev->rstc);
err_exclusive_rate:
clk_rate_exclusive_put(dev->mod_clk);
@@ -979,11 +973,12 @@ static int deinterlace_runtime_suspend(struct device *device)
{
struct deinterlace_dev *dev = dev_get_drvdata(device);
- reset_control_assert(dev->rstc);
-
clk_disable_unprepare(dev->ram_clk);
clk_disable_unprepare(dev->mod_clk);
clk_disable_unprepare(dev->bus_clk);
+
+ reset_control_assert(dev->rstc);
+
clk_rate_exclusive_put(dev->mod_clk);
return 0;
generated by cgit (git 2.34.1) at 2025-12-27 06:49:51 +0000