media: staging: tegra-vde: Remove legacy UAPI support

The legacy UAPI became unnecessary with the V4L stateless decoder API
support addition to the Tegra decoder driver. Remove legacy UAPI support.

Signed-off-by: Dmitry Osipenko <[email protected]>

Author: digetx

drivers/staging/media/tegra-vde/dmabuf-cache.c

@@ -66,9 +66,9 @@ int tegra_vde_dmabuf_cache_map(struct tegra_vde *vde,
 			       struct dma_buf_attachment **ap,
 			       dma_addr_t *addrp)
 {
-	struct device *dev = vde->miscdev.parent;
 	struct dma_buf_attachment *attachment;
 	struct tegra_vde_cache_entry *entry;
+	struct device *dev = vde->dev;
 	struct sg_table *sgt;
 	struct iova *iova;
 	int err;

drivers/staging/media/tegra-vde/h264.c

@@ -14,9 +14,36 @@
 #include <media/v4l2-h264.h>
 
 #include "trace.h"
-#include "uapi.h"
 #include "vde.h"
 
+#define FLAG_B_FRAME		0x1
+#define FLAG_REFERENCE		0x2
+
+struct tegra_vde_h264_frame {
+	unsigned int frame_num;
+	unsigned int flags;
+};
+
+struct tegra_vde_h264_decoder_ctx {
+	unsigned int dpb_frames_nb;
+	unsigned int dpb_ref_frames_with_earlier_poc_nb;
+	unsigned int baseline_profile;
+	unsigned int level_idc;
+	unsigned int log2_max_pic_order_cnt_lsb;
+	unsigned int log2_max_frame_num;
+	unsigned int pic_order_cnt_type;
+	unsigned int direct_8x8_inference_flag;
+	unsigned int pic_width_in_mbs;
+	unsigned int pic_height_in_mbs;
+	unsigned int pic_init_qp;
+	unsigned int deblocking_filter_control_present_flag;
+	unsigned int constrained_intra_pred_flag;
+	unsigned int chroma_qp_index_offset;
+	unsigned int pic_order_present_flag;
+	unsigned int num_ref_idx_l0_active_minus1;
+	unsigned int num_ref_idx_l1_active_minus1;
+};
+
 struct h264_reflists {
 	u8 p[V4L2_H264_NUM_DPB_ENTRIES];
 	u8 b0[V4L2_H264_NUM_DPB_ENTRIES];
@@ -438,19 +465,8 @@ static void tegra_vde_decode_frame(struct tegra_vde *vde,
 			 vde->sxe, 0x00);
 }
 
-int tegra_vde_validate_h264_frame(struct device *dev,
-				  struct tegra_vde_h264_frame *frame)
-{
-	if (frame->frame_num > 0x7FFFFF) {
-		dev_err(dev, "Bad frame_num %u\n", frame->frame_num);
-		return -EINVAL;
-	}
-
-	return 0;
-}
-
-int tegra_vde_validate_h264_ctx(struct device *dev,
-				struct tegra_vde_h264_decoder_ctx *ctx)
+static int tegra_vde_validate_h264_ctx(struct device *dev,
+				       struct tegra_vde_h264_decoder_ctx *ctx)
 {
 	if (ctx->dpb_frames_nb == 0 || ctx->dpb_frames_nb > 17) {
 		dev_err(dev, "Bad DPB size %u\n", ctx->dpb_frames_nb);
@@ -637,23 +653,6 @@ static int tegra_vde_decode_end(struct tegra_vde *vde)
 	return ret;
 }
 
-int tegra_vde_decode_h264(struct tegra_vde *vde,
-			  struct tegra_vde_h264_decoder_ctx *ctx,
-			  struct tegra_video_frame *dpb_frames,
-			  dma_addr_t bitstream_data_addr,
-			  size_t bitstream_data_size)
-{
-	int err;
-
-	err = tegra_vde_decode_begin(vde, ctx, dpb_frames,
-				     bitstream_data_addr,
-				     bitstream_data_size);
-	if (err)
-		return err;
-
-	return tegra_vde_decode_end(vde);
-}
-
 static struct vb2_buffer *get_ref_buf(struct tegra_ctx *ctx,
 				      struct vb2_v4l2_buffer *dst,
 				      unsigned int dpb_idx)

drivers/staging/media/tegra-vde/iommu.c

@@ -60,7 +60,7 @@ void tegra_vde_iommu_unmap(struct tegra_vde *vde, struct iova *iova)
 
 int tegra_vde_iommu_init(struct tegra_vde *vde)
 {
-	struct device *dev = vde->miscdev.parent;
+	struct device *dev = vde->dev;
 	struct iova *iova;
 	unsigned long order;
 	unsigned long shift;