From 3add9494037e7c88b5e5a476001176784d743a26 Mon Sep 17 00:00:00 2001
From: Dave Airlie <airlied@redhat.com>
Date: Mon, 17 Mar 2008 11:08:03 +1000
Subject: initial r500 RS and FP register and upload code

---
 shared-core/r300_cmdbuf.c | 70 ++++++++++++++++++++++++++++++++++++++++++-----
 1 file changed, 63 insertions(+), 7 deletions(-)

(limited to 'shared-core/r300_cmdbuf.c')

diff --git a/shared-core/r300_cmdbuf.c b/shared-core/r300_cmdbuf.c
index a26a71d5..89a84b7a 100644
--- a/shared-core/r300_cmdbuf.c
+++ b/shared-core/r300_cmdbuf.c
@@ -189,18 +189,14 @@ void r300_init_reg_flags(struct drm_device *dev)
 	ADD_RANGE(R300_RE_CULL_CNTL, 1);
 	ADD_RANGE(0x42C0, 2);
 	ADD_RANGE(R300_RS_CNTL_0, 2);
-	ADD_RANGE(R300_RS_INTERP_0, 8);
-	ADD_RANGE(R300_RS_ROUTE_0, 8);
+
 	ADD_RANGE(0x43A4, 2);
 	ADD_RANGE(0x43E8, 1);
 	ADD_RANGE(R300_PFS_CNTL_0, 3);
 	ADD_RANGE(R300_PFS_NODE_0, 4);
 	ADD_RANGE(R300_PFS_TEXI_0, 64);
 	ADD_RANGE(0x46A4, 5);
-	ADD_RANGE(R300_PFS_INSTR0_0, 64);
-	ADD_RANGE(R300_PFS_INSTR1_0, 64);
-	ADD_RANGE(R300_PFS_INSTR2_0, 64);
-	ADD_RANGE(R300_PFS_INSTR3_0, 64);
+
 	ADD_RANGE(R300_RE_FOG_STATE, 1);
 	ADD_RANGE(R300_FOG_COLOR_R, 3);
 	ADD_RANGE(R300_PP_ALPHA_TEST, 2);
@@ -241,7 +237,16 @@ void r300_init_reg_flags(struct drm_device *dev)
 	ADD_RANGE(R300_VAP_INPUT_ROUTE_1_0, 8);
 
 	if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RV515) {
-		ADD_RANGE(0x4074, 16);
+		ADD_RANGE(R500_RS_IP_0, 16);
+		ADD_RANGE(R500_RS_INST_0, 16);
+	} else {
+		ADD_RANGE(R300_PFS_INSTR0_0, 64);
+		ADD_RANGE(R300_PFS_INSTR1_0, 64);
+		ADD_RANGE(R300_PFS_INSTR2_0, 64);
+		ADD_RANGE(R300_PFS_INSTR3_0, 64);
+		ADD_RANGE(R300_RS_INTERP_0, 8);
+		ADD_RANGE(R300_RS_ROUTE_0, 8);
+
 	}
 }
 
@@ -786,6 +791,44 @@ static int r300_scratch(drm_radeon_private_t *dev_priv,
 	return 0;
 }
 
+/**
+ * Uploads user-supplied vertex program instructions or parameters onto
+ * the graphics card.
+ * Called by r300_do_cp_cmdbuf.
+ */
+static __inline__ int r300_emit_r500fp(drm_radeon_private_t *dev_priv,
+				       drm_radeon_kcmd_buffer_t *cmdbuf,
+				       drm_r300_cmd_header_t header)
+{
+	int sz;
+	int addr;
+	RING_LOCALS;
+
+	sz = header.r500fp.count;
+	addr = (header.r500fp.adrhi << 8) | header.r500fp.adrlo;
+
+	if (!sz)
+		return 0;
+	if (sz * 16 > cmdbuf->bufsz)
+		return -EINVAL;
+
+	BEGIN_RING(4 + sz * 4);
+	/* Wait for VAP to come to senses.. */
+	/* there is no need to emit it multiple times, (only once before VAP is programmed,
+	   but this optimization is for later */
+	OUT_RING_REG(R500_GA_US_VECTOR_INDEX, addr);
+	OUT_RING(CP_PACKET0_TABLE(R500_GA_US_VECTOR_DATA, sz * 4 - 1));
+	OUT_RING_TABLE((int *)cmdbuf->buf, sz * 4);
+
+	ADVANCE_RING();
+
+	cmdbuf->buf += sz * 16;
+	cmdbuf->bufsz -= sz * 16;
+
+	return 0;
+}
+
+
 /**
  * Parses and validates a user-supplied command buffer and emits appropriate
  * commands on the DMA ring buffer.
@@ -932,6 +975,19 @@ int r300_do_cp_cmdbuf(struct drm_device *dev,
 			}
 			break;
 
+		case R300_CMD_R500FP:
+			if ((dev_priv->flags & RADEON_FAMILY_MASK) < CHIP_RV515) {
+				DRM_ERROR("Calling r500 command on r300 card\n");
+				ret = -EINVAL;
+				goto cleanup;
+			}
+			DRM_DEBUG("R300_CMD_R500FP\n");
+			ret = r300_emit_r500fp(dev_priv, cmdbuf, header);
+			if (ret) {
+				DRM_ERROR("r300_emit_r500fp failed\n");
+				goto cleanup;
+			}
+			break;
 		default:
 			DRM_ERROR("bad cmd_type %i at %p\n",
 				  header.header.cmd_type,
-- 
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