radeon/vce: add config task and put task info into encoder v2

The config task has own task ID, extract the configuration functions
into config task.

v2 (chk): calculate offset automatically

Signed-off-by: Leo Liu <leo.liu@amd.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>

src/gallium/drivers/radeon/radeon_vce.c

@@ -56,6 +56,7 @@
 static void flush(struct rvce_encoder *enc)
 {
 	enc->ws->cs_flush(enc->cs, RADEON_FLUSH_ASYNC, NULL, 0);
+	enc->task_info_idx = 0;
 }
 
 #if 0
@@ -280,24 +281,19 @@ static void rvce_begin_frame(struct pipe_video_codec *encoder,
 		enc->fb = &fb;
 		enc->session(enc);
 		enc->create(enc);
-		enc->rate_control(enc);
-		need_rate_control = false;
-		enc->config_extension(enc);
-		enc->motion_estimation(enc);
-		enc->rdo(enc);
-		if (enc->use_vui)
-			enc->vui(enc);
-		enc->pic_control(enc);
+		enc->config(enc);
 		enc->feedback(enc);
 		flush(enc);
 		//dump_feedback(enc, &fb);
 		rvid_destroy_buffer(&fb);
+		need_rate_control = false;
 	}
 
-	enc->session(enc);
-
-	if (need_rate_control)
-		enc->rate_control(enc);
+	if (need_rate_control) {
+		enc->session(enc);
+		enc->config(enc);
+		flush(enc);
+	}
 }
 
 static void rvce_encode_bitstream(struct pipe_video_codec *encoder,
@@ -314,6 +310,7 @@ static void rvce_encode_bitstream(struct pipe_video_codec *encoder,
 		RVID_ERR("Can't create feedback buffer.\n");
 		return;
 	}
+	enc->session(enc);
 	enc->encode(enc);
 	enc->feedback(enc);
 }

src/gallium/drivers/radeon/radeon_vce.h

@@ -77,8 +77,12 @@ struct rvce_encoder {
 	void (*motion_estimation)(struct rvce_encoder *enc);
 	void (*rdo)(struct rvce_encoder *enc);
 	void (*vui)(struct rvce_encoder *enc);
+	void (*config)(struct rvce_encoder *enc);
 	void (*encode)(struct rvce_encoder *enc);
 	void (*destroy)(struct rvce_encoder *enc);
+	void (*task_info)(struct rvce_encoder *enc, uint32_t op,
+			  uint32_t dep, uint32_t fb_idx,
+			  uint32_t ring_idx);
 
 	unsigned			stream_handle;
 
@@ -102,6 +106,8 @@ struct rvce_encoder {
 	struct rvid_buffer		*fb;
 	struct rvid_buffer		cpb;
 	struct pipe_h264_enc_picture_desc pic;
+	unsigned			task_info_idx;
+
 	bool				use_vm;
 	bool				use_vui;
 	bool				dual_pipe;

src/gallium/drivers/radeon/radeon_vce_40_2_2.c

@@ -53,15 +53,24 @@ static void session(struct rvce_encoder *enc)
 	RVCE_END();
 }
 
-static void task_info(struct rvce_encoder *enc, uint32_t taskOperation)
+static void task_info(struct rvce_encoder *enc, uint32_t op,
+		      uint32_t dep, uint32_t fb_idx, uint32_t ring_idx)
 {
 	RVCE_BEGIN(0x00000002); // task info
+	if (op == 0x3) {
+		if (enc->task_info_idx) {
+			uint32_t offs = enc->cs->cdw - enc->task_info_idx + 3;
+			// Update offsetOfNextTaskInfo
+			enc->cs->buf[enc->task_info_idx] = offs;
+		}
+		enc->task_info_idx = enc->cs->cdw;
+	}
 	RVCE_CS(0xffffffff); // offsetOfNextTaskInfo
-	RVCE_CS(taskOperation); // taskOperation
-	RVCE_CS(0x00000000); // referencePictureDependency
+	RVCE_CS(op); // taskOperation
+	RVCE_CS(dep); // referencePictureDependency
 	RVCE_CS(0x00000000); // collocateFlagDependency
-	RVCE_CS(0x00000000); // feedbackIndex
-	RVCE_CS(0x00000000); // videoBitstreamRingIndex
+	RVCE_CS(fb_idx); // feedbackIndex
+	RVCE_CS(ring_idx); // videoBitstreamRingIndex
 	RVCE_END();
 }
 
@@ -75,7 +84,7 @@ static void feedback(struct rvce_encoder *enc)
 
 static void create(struct rvce_encoder *enc)
 {
-	task_info(enc, 0x00000000);
+	enc->task_info(enc, 0x00000000, 0, 0, 0);
 
 	RVCE_BEGIN(0x01000001); // create cmd
 	RVCE_CS(0x00000000); // encUseCircularBuffer
@@ -271,12 +280,24 @@ static void vui(struct rvce_encoder *enc)
 	RVCE_END();
 }
 
+static void config(struct rvce_encoder *enc)
+{
+	enc->task_info(enc, 0x00000002, 0, 0xffffffff, 0);
+	enc->rate_control(enc);
+	enc->config_extension(enc);
+	enc->motion_estimation(enc);
+	enc->rdo(enc);
+	if (enc->use_vui)
+		enc->vui(enc);
+	enc->pic_control(enc);
+}
+
 static void encode(struct rvce_encoder *enc)
 {
 	int i;
 	unsigned luma_offset, chroma_offset;
 
-	task_info(enc, 0x00000003);
+	enc->task_info(enc, 0x00000003, 0, 0, 0);
 
 	RVCE_BEGIN(0x05000001); // context buffer
 	RVCE_READWRITE(enc->cpb.res->cs_buf, enc->cpb.res->domains, 0x0); // encodeContextAddressHi/Lo
@@ -401,7 +422,7 @@ static void encode(struct rvce_encoder *enc)
 
 static void destroy(struct rvce_encoder *enc)
 {
-	task_info(enc, 0x00000001);
+	enc->task_info(enc, 0x00000001, 0, 0, 0);
 
 	RVCE_BEGIN(0x02000001); // destroy
 	RVCE_END();
@@ -410,6 +431,7 @@ static void destroy(struct rvce_encoder *enc)
 void radeon_vce_40_2_2_init(struct rvce_encoder *enc)
 {
 	enc->session = session;
+	enc->task_info = task_info;
 	enc->create = create;
 	enc->feedback = feedback;
 	enc->rate_control = rate_control;
@@ -418,6 +440,7 @@ void radeon_vce_40_2_2_init(struct rvce_encoder *enc)
 	enc->motion_estimation = motion_estimation;
 	enc->rdo = rdo;
 	enc->vui = vui;
+	enc->config = config;
 	enc->encode = encode;
 	enc->destroy = destroy;
 }

src/gallium/drivers/radeon/radeon_vce_50.c

@@ -44,18 +44,6 @@
 #include "radeon_video.h"
 #include "radeon_vce.h"
 
-static void task_info(struct rvce_encoder *enc, uint32_t taskOperation)
-{
-	RVCE_BEGIN(0x00000002); // task info
-	RVCE_CS(0xffffffff); // offsetOfNextTaskInfo
-	RVCE_CS(taskOperation); // taskOperation
-	RVCE_CS(0x00000000); // referencePictureDependency
-	RVCE_CS(0x00000000); // collocateFlagDependency
-	RVCE_CS(0x00000000); // feedbackIndex
-	RVCE_CS(0x00000000); // videoBitstreamRingIndex
-	RVCE_END();
-}
-
 static void rate_control(struct rvce_encoder *enc)
 {
 	RVCE_BEGIN(0x04000005); // rate control
@@ -93,7 +81,7 @@ static void encode(struct rvce_encoder *enc)
 	int i;
 	unsigned luma_offset, chroma_offset;
 
-	task_info(enc, 0x00000003);
+	enc->task_info(enc, 0x00000003, 0, 0, 0);
 
 	RVCE_BEGIN(0x05000001); // context buffer
 	RVCE_READWRITE(enc->cpb.res->cs_buf, enc->cpb.res->domains, 0); // encodeContextAddressHi/Lo