Use the common scoreboard code on Ivy/Haswell to remove the duplicated code

Signed-off-by: Zhao Yakui <yakui.zhao@intel.com>

1 files changed, 171 insertions, 0 deletions

diff --git a/src/gen6_mfc_common.c b/src/gen6_mfc_common.c
index 329058e..1796003 100644
--- a/src/gen6_mfc_common.c
+++ b/src/gen6_mfc_common.c
@@ -818,3 +818,174 @@ void intel_vme_update_mbmv_cost(VADriverContextP ctx,
 	}
     }
 }
+
+
+#define		MB_SCOREBOARD_A		(1 << 0)
+#define		MB_SCOREBOARD_B		(1 << 1)
+#define		MB_SCOREBOARD_C		(1 << 2)
+void 
+gen7_vme_scoreboard_init(VADriverContextP ctx, struct gen6_vme_context *vme_context)
+{
+    vme_context->gpe_context.vfe_desc5.scoreboard0.enable = 1;
+    vme_context->gpe_context.vfe_desc5.scoreboard0.type = SCOREBOARD_STALLING;
+    vme_context->gpe_context.vfe_desc5.scoreboard0.mask = (MB_SCOREBOARD_A |
+								MB_SCOREBOARD_B |
+								MB_SCOREBOARD_C);
+
+    /* In VME prediction the current mb depends on the neighbour 
+     * A/B/C macroblock. So the left/up/up-right dependency should
+     * be considered.
+     */
+    vme_context->gpe_context.vfe_desc6.scoreboard1.delta_x0 = -1;
+    vme_context->gpe_context.vfe_desc6.scoreboard1.delta_y0 = 0;
+    vme_context->gpe_context.vfe_desc6.scoreboard1.delta_x1 = 0;
+    vme_context->gpe_context.vfe_desc6.scoreboard1.delta_y1 = -1;
+    vme_context->gpe_context.vfe_desc6.scoreboard1.delta_x2 = 1;
+    vme_context->gpe_context.vfe_desc6.scoreboard1.delta_y2 = -1;
+	
+    vme_context->gpe_context.vfe_desc7.dword = 0;
+    return;
+}
+
+/* check whether the mb of (x_index, y_index) is out of bound */
+static inline int loop_in_bounds(int x_index, int y_index, int first_mb, int num_mb, int mb_width, int mb_height)
+{
+	int mb_index;
+	if (x_index < 0 || x_index >= mb_width)
+		return -1;
+	if (y_index < 0 || y_index >= mb_height)
+		return -1;
+	
+	mb_index = y_index * mb_width + x_index;
+	if (mb_index < first_mb || mb_index > (first_mb + num_mb))
+		return -1;
+	return 0;
+}
+
+void
+gen7_vme_walker_fill_vme_batchbuffer(VADriverContextP ctx, 
+                              struct encode_state *encode_state,
+                              int mb_width, int mb_height,
+                              int kernel,
+                              int transform_8x8_mode_flag,
+                              struct intel_encoder_context *encoder_context)
+{
+    struct gen6_vme_context *vme_context = encoder_context->vme_context;
+    int mb_x = 0, mb_y = 0;
+    int mb_row;
+    int s;
+    unsigned int *command_ptr;
+    int temp;
+
+
+#define		USE_SCOREBOARD		(1 << 21)
+ 
+    dri_bo_map(vme_context->vme_batchbuffer.bo, 1);
+    command_ptr = vme_context->vme_batchbuffer.bo->virtual;
+
+    for (s = 0; s < encode_state->num_slice_params_ext; s++) {
+	VAEncSliceParameterBufferH264 *pSliceParameter = (VAEncSliceParameterBufferH264 *)encode_state->slice_params_ext[s]->buffer;
+	int first_mb = pSliceParameter->macroblock_address;
+	int num_mb = pSliceParameter->num_macroblocks;
+	unsigned int mb_intra_ub, score_dep;
+	int x_outer, y_outer, x_inner, y_inner;
+
+	x_outer = first_mb % mb_width;
+	y_outer = first_mb / mb_width;
+	mb_row = y_outer;
+				 
+	for (; x_outer < (mb_width -2 ) && !loop_in_bounds(x_outer, y_outer, first_mb, num_mb, mb_width, mb_height); ) {
+	    x_inner = x_outer;
+	    y_inner = y_outer;
+	    for (; !loop_in_bounds(x_inner, y_inner, first_mb, num_mb, mb_width, mb_height);) {
+		mb_intra_ub = 0;
+		score_dep = 0;
+		if (x_inner != 0) {
+		    mb_intra_ub |= INTRA_PRED_AVAIL_FLAG_AE;
+		    score_dep |= MB_SCOREBOARD_A; 
+		}
+		if (y_inner != mb_row) {
+		    mb_intra_ub |= INTRA_PRED_AVAIL_FLAG_B;
+		    score_dep |= MB_SCOREBOARD_B;
+		    if (x_inner != 0)
+			mb_intra_ub |= INTRA_PRED_AVAIL_FLAG_D;
+		    if (x_inner != (mb_width -1)) {
+			mb_intra_ub |= INTRA_PRED_AVAIL_FLAG_C;
+			score_dep |= MB_SCOREBOARD_C;
+		     }
+		}
+							
+            	*command_ptr++ = (CMD_MEDIA_OBJECT | (8 - 2));
+		*command_ptr++ = kernel;
+		*command_ptr++ = USE_SCOREBOARD;
+		/* Indirect data */
+		*command_ptr++ = 0;
+		/* the (X, Y) term of scoreboard */
+		*command_ptr++ = ((y_inner << 16) | x_inner);
+		*command_ptr++ = score_dep;
+		/*inline data */
+		*command_ptr++ = (mb_width << 16 | y_inner << 8 | x_inner);
+		*command_ptr++ = ((1 << 18) | (1 << 16) | transform_8x8_mode_flag | (mb_intra_ub << 8));
+		x_inner -= 2;
+		y_inner += 1;
+	    }
+	    x_outer += 1;
+	}
+
+	x_outer = mb_width - 2;
+	y_outer = first_mb / mb_width;
+	temp = 0;
+	for (;!loop_in_bounds(x_outer, y_outer, first_mb, num_mb, mb_width, mb_height); ) { 
+	    y_inner = y_outer;
+	    x_inner = x_outer;
+	    for (; !loop_in_bounds(x_inner, y_inner, first_mb, num_mb, mb_width, mb_height);) {
+	    	mb_intra_ub = 0;
+		score_dep = 0;
+		if (x_inner != 0) {
+		    mb_intra_ub |= INTRA_PRED_AVAIL_FLAG_AE;
+		    score_dep |= MB_SCOREBOARD_A; 
+		}
+		if (y_inner != mb_row) {
+		    mb_intra_ub |= INTRA_PRED_AVAIL_FLAG_B;
+		    score_dep |= MB_SCOREBOARD_B;
+		    if (x_inner != 0)
+			mb_intra_ub |= INTRA_PRED_AVAIL_FLAG_D;
+
+		    if (x_inner != (mb_width -1)) {
+			mb_intra_ub |= INTRA_PRED_AVAIL_FLAG_C;
+			score_dep |= MB_SCOREBOARD_C;
+		     }
+		}
+
+            	*command_ptr++ = (CMD_MEDIA_OBJECT | (8 - 2));
+		*command_ptr++ = kernel;
+		*command_ptr++ = USE_SCOREBOARD;
+		/* Indirect data */
+		*command_ptr++ = 0;
+		/* the (X, Y) term of scoreboard */
+		*command_ptr++ = ((y_inner << 16) | x_inner);
+		*command_ptr++ = score_dep;
+		/*inline data */
+		*command_ptr++ = (mb_width << 16 | y_inner << 8 | x_inner);
+		*command_ptr++ = ((1 << 18) | (1 << 16) | transform_8x8_mode_flag | (mb_intra_ub << 8));
+
+		x_inner -= 2;
+		y_inner += 1;
+	    }
+	    temp++;
+	    if (temp == 2) {
+		y_outer += 1;
+		temp = 0;
+		x_outer = mb_width - 2;
+	    } else {
+		x_outer++;
+	    }	
+	}
+    }
+
+    *command_ptr++ = 0;
+    *command_ptr++ = MI_BATCH_BUFFER_END;
+
+    dri_bo_unmap(vme_context->vme_batchbuffer.bo);
+}
+