drm/radeon: add initial r500 support.

[linux-2.6-omap-h63xx.git] / drivers / char / drm / r300_cmdbuf.c

diff --git a/drivers/char/drm/r300_cmdbuf.c b/drivers/char/drm/r300_cmdbuf.c
index f535812e40573d69d8c057495563560ecb65f288..329733a48b64d1daee78e8f2c43495e0a0ccfb7e 100644 (file)
--- a/drivers/char/drm/r300_cmdbuf.c
+++ b/drivers/char/drm/r300_cmdbuf.c
@@ -189,18 +189,12 @@ 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 +235,25 @@ 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_VAP_INDEX_OFFSET, 1);
+               ADD_RANGE(R500_US_CONFIG, 2);
+               ADD_RANGE(R500_US_CODE_ADDR, 3);
+               ADD_RANGE(R500_US_FC_CTRL, 1);
+               ADD_RANGE(R500_RS_IP_0, 16);
+               ADD_RANGE(R500_RS_INST_0, 16);
+               ADD_RANGE(R500_RB3D_COLOR_CLEAR_VALUE_AR, 2);
+               ADD_RANGE(R500_RB3D_CONSTANT_COLOR_AR, 2);
+       } else {
+               ADD_RANGE(R300_PFS_CNTL_0, 3);
+               ADD_RANGE(R300_PFS_NODE_0, 4);
+               ADD_RANGE(R300_PFS_TEXI_0, 64);
+               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);
+
        }
 }
 
@@ -828,6 +840,54 @@ 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;
+       int type;
+       int clamp;
+       int stride;
+       RING_LOCALS;
+
+       sz = header.r500fp.count;
+       /* address is 9 bits 0 - 8, bit 1 of flags is part of address */
+       addr = ((header.r500fp.adrhi_flags & 1) << 8) | header.r500fp.adrlo;
+
+       type = !!(header.r500fp.adrhi_flags & R500FP_CONSTANT_TYPE);
+       clamp = !!(header.r500fp.adrhi_flags & R500FP_CONSTANT_CLAMP);
+
+       addr |= (type << 16);
+       addr |= (clamp << 17);
+
+       stride = type ? 4 : 6;
+
+       DRM_DEBUG("r500fp %d %d type: %d\n", sz, addr, type);
+       if (!sz)
+               return 0;
+       if (sz * stride * 4 > cmdbuf->bufsz)
+               return -EINVAL;
+
+       BEGIN_RING(3 + sz * stride);
+       OUT_RING_REG(R500_GA_US_VECTOR_INDEX, addr);
+       OUT_RING(CP_PACKET0_TABLE(R500_GA_US_VECTOR_DATA, sz * stride - 1));
+       OUT_RING_TABLE((int *)cmdbuf->buf, sz * stride);
+
+       ADVANCE_RING();
+
+       cmdbuf->buf += sz * stride * 4;
+       cmdbuf->bufsz -= sz * stride * 4;
+
+       return 0;
+}
+
+
 /**
  * Parses and validates a user-supplied command buffer and emits appropriate
  * commands on the DMA ring buffer.
@@ -963,6 +1023,19 @@ 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,