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path: root/drivers/char/drm/radeon_state.c
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Diffstat (limited to 'drivers/char/drm/radeon_state.c')
-rw-r--r--drivers/char/drm/radeon_state.c3102
1 files changed, 3102 insertions, 0 deletions
diff --git a/drivers/char/drm/radeon_state.c b/drivers/char/drm/radeon_state.c
new file mode 100644
index 00000000000..1f79e249146
--- /dev/null
+++ b/drivers/char/drm/radeon_state.c
@@ -0,0 +1,3102 @@
+/* radeon_state.c -- State support for Radeon -*- linux-c -*-
+ *
+ * Copyright 2000 VA Linux Systems, Inc., Fremont, California.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ *
+ * Authors:
+ * Gareth Hughes <gareth@valinux.com>
+ * Kevin E. Martin <martin@valinux.com>
+ */
+
+#include "drmP.h"
+#include "drm.h"
+#include "drm_sarea.h"
+#include "radeon_drm.h"
+#include "radeon_drv.h"
+
+/* ================================================================
+ * Helper functions for client state checking and fixup
+ */
+
+static __inline__ int radeon_check_and_fixup_offset( drm_radeon_private_t *dev_priv,
+ drm_file_t *filp_priv,
+ u32 *offset ) {
+ u32 off = *offset;
+ struct drm_radeon_driver_file_fields *radeon_priv;
+
+ if ( off >= dev_priv->fb_location &&
+ off < ( dev_priv->gart_vm_start + dev_priv->gart_size ) )
+ return 0;
+
+ radeon_priv = filp_priv->driver_priv;
+ off += radeon_priv->radeon_fb_delta;
+
+ DRM_DEBUG( "offset fixed up to 0x%x\n", off );
+
+ if ( off < dev_priv->fb_location ||
+ off >= ( dev_priv->gart_vm_start + dev_priv->gart_size ) )
+ return DRM_ERR( EINVAL );
+
+ *offset = off;
+
+ return 0;
+}
+
+static __inline__ int radeon_check_and_fixup_packets( drm_radeon_private_t *dev_priv,
+ drm_file_t *filp_priv,
+ int id,
+ u32 __user *data ) {
+ switch ( id ) {
+
+ case RADEON_EMIT_PP_MISC:
+ if ( radeon_check_and_fixup_offset( dev_priv, filp_priv,
+ &data[( RADEON_RB3D_DEPTHOFFSET
+ - RADEON_PP_MISC ) / 4] ) ) {
+ DRM_ERROR( "Invalid depth buffer offset\n" );
+ return DRM_ERR( EINVAL );
+ }
+ break;
+
+ case RADEON_EMIT_PP_CNTL:
+ if ( radeon_check_and_fixup_offset( dev_priv, filp_priv,
+ &data[( RADEON_RB3D_COLOROFFSET
+ - RADEON_PP_CNTL ) / 4] ) ) {
+ DRM_ERROR( "Invalid colour buffer offset\n" );
+ return DRM_ERR( EINVAL );
+ }
+ break;
+
+ case R200_EMIT_PP_TXOFFSET_0:
+ case R200_EMIT_PP_TXOFFSET_1:
+ case R200_EMIT_PP_TXOFFSET_2:
+ case R200_EMIT_PP_TXOFFSET_3:
+ case R200_EMIT_PP_TXOFFSET_4:
+ case R200_EMIT_PP_TXOFFSET_5:
+ if ( radeon_check_and_fixup_offset( dev_priv, filp_priv,
+ &data[0] ) ) {
+ DRM_ERROR( "Invalid R200 texture offset\n" );
+ return DRM_ERR( EINVAL );
+ }
+ break;
+
+ case RADEON_EMIT_PP_TXFILTER_0:
+ case RADEON_EMIT_PP_TXFILTER_1:
+ case RADEON_EMIT_PP_TXFILTER_2:
+ if ( radeon_check_and_fixup_offset( dev_priv, filp_priv,
+ &data[( RADEON_PP_TXOFFSET_0
+ - RADEON_PP_TXFILTER_0 ) / 4] ) ) {
+ DRM_ERROR( "Invalid R100 texture offset\n" );
+ return DRM_ERR( EINVAL );
+ }
+ break;
+
+ case R200_EMIT_PP_CUBIC_OFFSETS_0:
+ case R200_EMIT_PP_CUBIC_OFFSETS_1:
+ case R200_EMIT_PP_CUBIC_OFFSETS_2:
+ case R200_EMIT_PP_CUBIC_OFFSETS_3:
+ case R200_EMIT_PP_CUBIC_OFFSETS_4:
+ case R200_EMIT_PP_CUBIC_OFFSETS_5: {
+ int i;
+ for ( i = 0; i < 5; i++ ) {
+ if ( radeon_check_and_fixup_offset( dev_priv, filp_priv,
+ &data[i] ) ) {
+ DRM_ERROR( "Invalid R200 cubic texture offset\n" );
+ return DRM_ERR( EINVAL );
+ }
+ }
+ break;
+ }
+
+ case RADEON_EMIT_PP_CUBIC_OFFSETS_T0:
+ case RADEON_EMIT_PP_CUBIC_OFFSETS_T1:
+ case RADEON_EMIT_PP_CUBIC_OFFSETS_T2:{
+ int i;
+ for (i = 0; i < 5; i++) {
+ if (radeon_check_and_fixup_offset(dev_priv,
+ filp_priv,
+ &data[i])) {
+ DRM_ERROR
+ ("Invalid R100 cubic texture offset\n");
+ return DRM_ERR(EINVAL);
+ }
+ }
+ }
+ break;
+
+ case RADEON_EMIT_RB3D_COLORPITCH:
+ case RADEON_EMIT_RE_LINE_PATTERN:
+ case RADEON_EMIT_SE_LINE_WIDTH:
+ case RADEON_EMIT_PP_LUM_MATRIX:
+ case RADEON_EMIT_PP_ROT_MATRIX_0:
+ case RADEON_EMIT_RB3D_STENCILREFMASK:
+ case RADEON_EMIT_SE_VPORT_XSCALE:
+ case RADEON_EMIT_SE_CNTL:
+ case RADEON_EMIT_SE_CNTL_STATUS:
+ case RADEON_EMIT_RE_MISC:
+ case RADEON_EMIT_PP_BORDER_COLOR_0:
+ case RADEON_EMIT_PP_BORDER_COLOR_1:
+ case RADEON_EMIT_PP_BORDER_COLOR_2:
+ case RADEON_EMIT_SE_ZBIAS_FACTOR:
+ case RADEON_EMIT_SE_TCL_OUTPUT_VTX_FMT:
+ case RADEON_EMIT_SE_TCL_MATERIAL_EMMISSIVE_RED:
+ case R200_EMIT_PP_TXCBLEND_0:
+ case R200_EMIT_PP_TXCBLEND_1:
+ case R200_EMIT_PP_TXCBLEND_2:
+ case R200_EMIT_PP_TXCBLEND_3:
+ case R200_EMIT_PP_TXCBLEND_4:
+ case R200_EMIT_PP_TXCBLEND_5:
+ case R200_EMIT_PP_TXCBLEND_6:
+ case R200_EMIT_PP_TXCBLEND_7:
+ case R200_EMIT_TCL_LIGHT_MODEL_CTL_0:
+ case R200_EMIT_TFACTOR_0:
+ case R200_EMIT_VTX_FMT_0:
+ case R200_EMIT_VAP_CTL:
+ case R200_EMIT_MATRIX_SELECT_0:
+ case R200_EMIT_TEX_PROC_CTL_2:
+ case R200_EMIT_TCL_UCP_VERT_BLEND_CTL:
+ case R200_EMIT_PP_TXFILTER_0:
+ case R200_EMIT_PP_TXFILTER_1:
+ case R200_EMIT_PP_TXFILTER_2:
+ case R200_EMIT_PP_TXFILTER_3:
+ case R200_EMIT_PP_TXFILTER_4:
+ case R200_EMIT_PP_TXFILTER_5:
+ case R200_EMIT_VTE_CNTL:
+ case R200_EMIT_OUTPUT_VTX_COMP_SEL:
+ case R200_EMIT_PP_TAM_DEBUG3:
+ case R200_EMIT_PP_CNTL_X:
+ case R200_EMIT_RB3D_DEPTHXY_OFFSET:
+ case R200_EMIT_RE_AUX_SCISSOR_CNTL:
+ case R200_EMIT_RE_SCISSOR_TL_0:
+ case R200_EMIT_RE_SCISSOR_TL_1:
+ case R200_EMIT_RE_SCISSOR_TL_2:
+ case R200_EMIT_SE_VAP_CNTL_STATUS:
+ case R200_EMIT_SE_VTX_STATE_CNTL:
+ case R200_EMIT_RE_POINTSIZE:
+ case R200_EMIT_TCL_INPUT_VTX_VECTOR_ADDR_0:
+ case R200_EMIT_PP_CUBIC_FACES_0:
+ case R200_EMIT_PP_CUBIC_FACES_1:
+ case R200_EMIT_PP_CUBIC_FACES_2:
+ case R200_EMIT_PP_CUBIC_FACES_3:
+ case R200_EMIT_PP_CUBIC_FACES_4:
+ case R200_EMIT_PP_CUBIC_FACES_5:
+ case RADEON_EMIT_PP_TEX_SIZE_0:
+ case RADEON_EMIT_PP_TEX_SIZE_1:
+ case RADEON_EMIT_PP_TEX_SIZE_2:
+ case R200_EMIT_RB3D_BLENDCOLOR:
+ case R200_EMIT_TCL_POINT_SPRITE_CNTL:
+ case RADEON_EMIT_PP_CUBIC_FACES_0:
+ case RADEON_EMIT_PP_CUBIC_FACES_1:
+ case RADEON_EMIT_PP_CUBIC_FACES_2:
+ case R200_EMIT_PP_TRI_PERF_CNTL:
+ /* These packets don't contain memory offsets */
+ break;
+
+ default:
+ DRM_ERROR( "Unknown state packet ID %d\n", id );
+ return DRM_ERR( EINVAL );
+ }
+
+ return 0;
+}
+
+static __inline__ int radeon_check_and_fixup_packet3( drm_radeon_private_t *dev_priv,
+ drm_file_t *filp_priv,
+ drm_radeon_cmd_buffer_t *cmdbuf,
+ unsigned int *cmdsz ) {
+ u32 *cmd = (u32 *) cmdbuf->buf;
+
+ *cmdsz = 2 + ( ( cmd[0] & RADEON_CP_PACKET_COUNT_MASK ) >> 16 );
+
+ if ( ( cmd[0] & 0xc0000000 ) != RADEON_CP_PACKET3 ) {
+ DRM_ERROR( "Not a type 3 packet\n" );
+ return DRM_ERR( EINVAL );
+ }
+
+ if ( 4 * *cmdsz > cmdbuf->bufsz ) {
+ DRM_ERROR( "Packet size larger than size of data provided\n" );
+ return DRM_ERR( EINVAL );
+ }
+
+ /* Check client state and fix it up if necessary */
+ if ( cmd[0] & 0x8000 ) { /* MSB of opcode: next DWORD GUI_CNTL */
+ u32 offset;
+
+ if ( cmd[1] & ( RADEON_GMC_SRC_PITCH_OFFSET_CNTL
+ | RADEON_GMC_DST_PITCH_OFFSET_CNTL ) ) {
+ offset = cmd[2] << 10;
+ if ( radeon_check_and_fixup_offset( dev_priv, filp_priv, &offset ) ) {
+ DRM_ERROR( "Invalid first packet offset\n" );
+ return DRM_ERR( EINVAL );
+ }
+ cmd[2] = ( cmd[2] & 0xffc00000 ) | offset >> 10;
+ }
+
+ if ( ( cmd[1] & RADEON_GMC_SRC_PITCH_OFFSET_CNTL ) &&
+ ( cmd[1] & RADEON_GMC_DST_PITCH_OFFSET_CNTL ) ) {
+ offset = cmd[3] << 10;
+ if ( radeon_check_and_fixup_offset( dev_priv, filp_priv, &offset ) ) {
+ DRM_ERROR( "Invalid second packet offset\n" );
+ return DRM_ERR( EINVAL );
+ }
+ cmd[3] = ( cmd[3] & 0xffc00000 ) | offset >> 10;
+ }
+ }
+
+ return 0;
+}
+
+
+/* ================================================================
+ * CP hardware state programming functions
+ */
+
+static __inline__ void radeon_emit_clip_rect( drm_radeon_private_t *dev_priv,
+ drm_clip_rect_t *box )
+{
+ RING_LOCALS;
+
+ DRM_DEBUG( " box: x1=%d y1=%d x2=%d y2=%d\n",
+ box->x1, box->y1, box->x2, box->y2 );
+
+ BEGIN_RING( 4 );
+ OUT_RING( CP_PACKET0( RADEON_RE_TOP_LEFT, 0 ) );
+ OUT_RING( (box->y1 << 16) | box->x1 );
+ OUT_RING( CP_PACKET0( RADEON_RE_WIDTH_HEIGHT, 0 ) );
+ OUT_RING( ((box->y2 - 1) << 16) | (box->x2 - 1) );
+ ADVANCE_RING();
+}
+
+/* Emit 1.1 state
+ */
+static int radeon_emit_state( drm_radeon_private_t *dev_priv,
+ drm_file_t *filp_priv,
+ drm_radeon_context_regs_t *ctx,
+ drm_radeon_texture_regs_t *tex,
+ unsigned int dirty )
+{
+ RING_LOCALS;
+ DRM_DEBUG( "dirty=0x%08x\n", dirty );
+
+ if ( dirty & RADEON_UPLOAD_CONTEXT ) {
+ if ( radeon_check_and_fixup_offset( dev_priv, filp_priv,
+ &ctx->rb3d_depthoffset ) ) {
+ DRM_ERROR( "Invalid depth buffer offset\n" );
+ return DRM_ERR( EINVAL );
+ }
+
+ if ( radeon_check_and_fixup_offset( dev_priv, filp_priv,
+ &ctx->rb3d_coloroffset ) ) {
+ DRM_ERROR( "Invalid depth buffer offset\n" );
+ return DRM_ERR( EINVAL );
+ }
+
+ BEGIN_RING( 14 );
+ OUT_RING( CP_PACKET0( RADEON_PP_MISC, 6 ) );
+ OUT_RING( ctx->pp_misc );
+ OUT_RING( ctx->pp_fog_color );
+ OUT_RING( ctx->re_solid_color );
+ OUT_RING( ctx->rb3d_blendcntl );
+ OUT_RING( ctx->rb3d_depthoffset );
+ OUT_RING( ctx->rb3d_depthpitch );
+ OUT_RING( ctx->rb3d_zstencilcntl );
+ OUT_RING( CP_PACKET0( RADEON_PP_CNTL, 2 ) );
+ OUT_RING( ctx->pp_cntl );
+ OUT_RING( ctx->rb3d_cntl );
+ OUT_RING( ctx->rb3d_coloroffset );
+ OUT_RING( CP_PACKET0( RADEON_RB3D_COLORPITCH, 0 ) );
+ OUT_RING( ctx->rb3d_colorpitch );
+ ADVANCE_RING();
+ }
+
+ if ( dirty & RADEON_UPLOAD_VERTFMT ) {
+ BEGIN_RING( 2 );
+ OUT_RING( CP_PACKET0( RADEON_SE_COORD_FMT, 0 ) );
+ OUT_RING( ctx->se_coord_fmt );
+ ADVANCE_RING();
+ }
+
+ if ( dirty & RADEON_UPLOAD_LINE ) {
+ BEGIN_RING( 5 );
+ OUT_RING( CP_PACKET0( RADEON_RE_LINE_PATTERN, 1 ) );
+ OUT_RING( ctx->re_line_pattern );
+ OUT_RING( ctx->re_line_state );
+ OUT_RING( CP_PACKET0( RADEON_SE_LINE_WIDTH, 0 ) );
+ OUT_RING( ctx->se_line_width );
+ ADVANCE_RING();
+ }
+
+ if ( dirty & RADEON_UPLOAD_BUMPMAP ) {
+ BEGIN_RING( 5 );
+ OUT_RING( CP_PACKET0( RADEON_PP_LUM_MATRIX, 0 ) );
+ OUT_RING( ctx->pp_lum_matrix );
+ OUT_RING( CP_PACKET0( RADEON_PP_ROT_MATRIX_0, 1 ) );
+ OUT_RING( ctx->pp_rot_matrix_0 );
+ OUT_RING( ctx->pp_rot_matrix_1 );
+ ADVANCE_RING();
+ }
+
+ if ( dirty & RADEON_UPLOAD_MASKS ) {
+ BEGIN_RING( 4 );
+ OUT_RING( CP_PACKET0( RADEON_RB3D_STENCILREFMASK, 2 ) );
+ OUT_RING( ctx->rb3d_stencilrefmask );
+ OUT_RING( ctx->rb3d_ropcntl );
+ OUT_RING( ctx->rb3d_planemask );
+ ADVANCE_RING();
+ }
+
+ if ( dirty & RADEON_UPLOAD_VIEWPORT ) {
+ BEGIN_RING( 7 );
+ OUT_RING( CP_PACKET0( RADEON_SE_VPORT_XSCALE, 5 ) );
+ OUT_RING( ctx->se_vport_xscale );
+ OUT_RING( ctx->se_vport_xoffset );
+ OUT_RING( ctx->se_vport_yscale );
+ OUT_RING( ctx->se_vport_yoffset );
+ OUT_RING( ctx->se_vport_zscale );
+ OUT_RING( ctx->se_vport_zoffset );
+ ADVANCE_RING();
+ }
+
+ if ( dirty & RADEON_UPLOAD_SETUP ) {
+ BEGIN_RING( 4 );
+ OUT_RING( CP_PACKET0( RADEON_SE_CNTL, 0 ) );
+ OUT_RING( ctx->se_cntl );
+ OUT_RING( CP_PACKET0( RADEON_SE_CNTL_STATUS, 0 ) );
+ OUT_RING( ctx->se_cntl_status );
+ ADVANCE_RING();
+ }
+
+ if ( dirty & RADEON_UPLOAD_MISC ) {
+ BEGIN_RING( 2 );
+ OUT_RING( CP_PACKET0( RADEON_RE_MISC, 0 ) );
+ OUT_RING( ctx->re_misc );
+ ADVANCE_RING();
+ }
+
+ if ( dirty & RADEON_UPLOAD_TEX0 ) {
+ if ( radeon_check_and_fixup_offset( dev_priv, filp_priv,
+ &tex[0].pp_txoffset ) ) {
+ DRM_ERROR( "Invalid texture offset for unit 0\n" );
+ return DRM_ERR( EINVAL );
+ }
+
+ BEGIN_RING( 9 );
+ OUT_RING( CP_PACKET0( RADEON_PP_TXFILTER_0, 5 ) );
+ OUT_RING( tex[0].pp_txfilter );
+ OUT_RING( tex[0].pp_txformat );
+ OUT_RING( tex[0].pp_txoffset );
+ OUT_RING( tex[0].pp_txcblend );
+ OUT_RING( tex[0].pp_txablend );
+ OUT_RING( tex[0].pp_tfactor );
+ OUT_RING( CP_PACKET0( RADEON_PP_BORDER_COLOR_0, 0 ) );
+ OUT_RING( tex[0].pp_border_color );
+ ADVANCE_RING();
+ }
+
+ if ( dirty & RADEON_UPLOAD_TEX1 ) {
+ if ( radeon_check_and_fixup_offset( dev_priv, filp_priv,
+ &tex[1].pp_txoffset ) ) {
+ DRM_ERROR( "Invalid texture offset for unit 1\n" );
+ return DRM_ERR( EINVAL );
+ }
+
+ BEGIN_RING( 9 );
+ OUT_RING( CP_PACKET0( RADEON_PP_TXFILTER_1, 5 ) );
+ OUT_RING( tex[1].pp_txfilter );
+ OUT_RING( tex[1].pp_txformat );
+ OUT_RING( tex[1].pp_txoffset );
+ OUT_RING( tex[1].pp_txcblend );
+ OUT_RING( tex[1].pp_txablend );
+ OUT_RING( tex[1].pp_tfactor );
+ OUT_RING( CP_PACKET0( RADEON_PP_BORDER_COLOR_1, 0 ) );
+ OUT_RING( tex[1].pp_border_color );
+ ADVANCE_RING();
+ }
+
+ if ( dirty & RADEON_UPLOAD_TEX2 ) {
+ if ( radeon_check_and_fixup_offset( dev_priv, filp_priv,
+ &tex[2].pp_txoffset ) ) {
+ DRM_ERROR( "Invalid texture offset for unit 2\n" );
+ return DRM_ERR( EINVAL );
+ }
+
+ BEGIN_RING( 9 );
+ OUT_RING( CP_PACKET0( RADEON_PP_TXFILTER_2, 5 ) );
+ OUT_RING( tex[2].pp_txfilter );
+ OUT_RING( tex[2].pp_txformat );
+ OUT_RING( tex[2].pp_txoffset );
+ OUT_RING( tex[2].pp_txcblend );
+ OUT_RING( tex[2].pp_txablend );
+ OUT_RING( tex[2].pp_tfactor );
+ OUT_RING( CP_PACKET0( RADEON_PP_BORDER_COLOR_2, 0 ) );
+ OUT_RING( tex[2].pp_border_color );
+ ADVANCE_RING();
+ }
+
+ return 0;
+}
+
+/* Emit 1.2 state
+ */
+static int radeon_emit_state2( drm_radeon_private_t *dev_priv,
+ drm_file_t *filp_priv,
+ drm_radeon_state_t *state )
+{
+ RING_LOCALS;
+
+ if (state->dirty & RADEON_UPLOAD_ZBIAS) {
+ BEGIN_RING( 3 );
+ OUT_RING( CP_PACKET0( RADEON_SE_ZBIAS_FACTOR, 1 ) );
+ OUT_RING( state->context2.se_zbias_factor );
+ OUT_RING( state->context2.se_zbias_constant );
+ ADVANCE_RING();
+ }
+
+ return radeon_emit_state( dev_priv, filp_priv, &state->context,
+ state->tex, state->dirty );
+}
+
+/* New (1.3) state mechanism. 3 commands (packet, scalar, vector) in
+ * 1.3 cmdbuffers allow all previous state to be updated as well as
+ * the tcl scalar and vector areas.
+ */
+static struct {
+ int start;
+ int len;
+ const char *name;
+} packet[RADEON_MAX_STATE_PACKETS] = {
+ { RADEON_PP_MISC,7,"RADEON_PP_MISC" },
+ { RADEON_PP_CNTL,3,"RADEON_PP_CNTL" },
+ { RADEON_RB3D_COLORPITCH,1,"RADEON_RB3D_COLORPITCH" },
+ { RADEON_RE_LINE_PATTERN,2,"RADEON_RE_LINE_PATTERN" },
+ { RADEON_SE_LINE_WIDTH,1,"RADEON_SE_LINE_WIDTH" },
+ { RADEON_PP_LUM_MATRIX,1,"RADEON_PP_LUM_MATRIX" },
+ { RADEON_PP_ROT_MATRIX_0,2,"RADEON_PP_ROT_MATRIX_0" },
+ { RADEON_RB3D_STENCILREFMASK,3,"RADEON_RB3D_STENCILREFMASK" },
+ { RADEON_SE_VPORT_XSCALE,6,"RADEON_SE_VPORT_XSCALE" },
+ { RADEON_SE_CNTL,2,"RADEON_SE_CNTL" },
+ { RADEON_SE_CNTL_STATUS,1,"RADEON_SE_CNTL_STATUS" },
+ { RADEON_RE_MISC,1,"RADEON_RE_MISC" },
+ { RADEON_PP_TXFILTER_0,6,"RADEON_PP_TXFILTER_0" },
+ { RADEON_PP_BORDER_COLOR_0,1,"RADEON_PP_BORDER_COLOR_0" },
+ { RADEON_PP_TXFILTER_1,6,"RADEON_PP_TXFILTER_1" },
+ { RADEON_PP_BORDER_COLOR_1,1,"RADEON_PP_BORDER_COLOR_1" },
+ { RADEON_PP_TXFILTER_2,6,"RADEON_PP_TXFILTER_2" },
+ { RADEON_PP_BORDER_COLOR_2,1,"RADEON_PP_BORDER_COLOR_2" },
+ { RADEON_SE_ZBIAS_FACTOR,2,"RADEON_SE_ZBIAS_FACTOR" },
+ { RADEON_SE_TCL_OUTPUT_VTX_FMT,11,"RADEON_SE_TCL_OUTPUT_VTX_FMT" },
+ { RADEON_SE_TCL_MATERIAL_EMMISSIVE_RED,17,"RADEON_SE_TCL_MATERIAL_EMMISSIVE_RED" },
+ { R200_PP_TXCBLEND_0, 4, "R200_PP_TXCBLEND_0" },
+ { R200_PP_TXCBLEND_1, 4, "R200_PP_TXCBLEND_1" },
+ { R200_PP_TXCBLEND_2, 4, "R200_PP_TXCBLEND_2" },
+ { R200_PP_TXCBLEND_3, 4, "R200_PP_TXCBLEND_3" },
+ { R200_PP_TXCBLEND_4, 4, "R200_PP_TXCBLEND_4" },
+ { R200_PP_TXCBLEND_5, 4, "R200_PP_TXCBLEND_5" },
+ { R200_PP_TXCBLEND_6, 4, "R200_PP_TXCBLEND_6" },
+ { R200_PP_TXCBLEND_7, 4, "R200_PP_TXCBLEND_7" },
+ { R200_SE_TCL_LIGHT_MODEL_CTL_0, 6, "R200_SE_TCL_LIGHT_MODEL_CTL_0" },
+ { R200_PP_TFACTOR_0, 6, "R200_PP_TFACTOR_0" },
+ { R200_SE_VTX_FMT_0, 4, "R200_SE_VTX_FMT_0" },
+ { R200_SE_VAP_CNTL, 1, "R200_SE_VAP_CNTL" },
+ { R200_SE_TCL_MATRIX_SEL_0, 5, "R200_SE_TCL_MATRIX_SEL_0" },
+ { R200_SE_TCL_TEX_PROC_CTL_2, 5, "R200_SE_TCL_TEX_PROC_CTL_2" },
+ { R200_SE_TCL_UCP_VERT_BLEND_CTL, 1, "R200_SE_TCL_UCP_VERT_BLEND_CTL" },
+ { R200_PP_TXFILTER_0, 6, "R200_PP_TXFILTER_0" },
+ { R200_PP_TXFILTER_1, 6, "R200_PP_TXFILTER_1" },
+ { R200_PP_TXFILTER_2, 6, "R200_PP_TXFILTER_2" },
+ { R200_PP_TXFILTER_3, 6, "R200_PP_TXFILTER_3" },
+ { R200_PP_TXFILTER_4, 6, "R200_PP_TXFILTER_4" },
+ { R200_PP_TXFILTER_5, 6, "R200_PP_TXFILTER_5" },
+ { R200_PP_TXOFFSET_0, 1, "R200_PP_TXOFFSET_0" },
+ { R200_PP_TXOFFSET_1, 1, "R200_PP_TXOFFSET_1" },
+ { R200_PP_TXOFFSET_2, 1, "R200_PP_TXOFFSET_2" },
+ { R200_PP_TXOFFSET_3, 1, "R200_PP_TXOFFSET_3" },
+ { R200_PP_TXOFFSET_4, 1, "R200_PP_TXOFFSET_4" },
+ { R200_PP_TXOFFSET_5, 1, "R200_PP_TXOFFSET_5" },
+ { R200_SE_VTE_CNTL, 1, "R200_SE_VTE_CNTL" },
+ { R200_SE_TCL_OUTPUT_VTX_COMP_SEL, 1, "R200_SE_TCL_OUTPUT_VTX_COMP_SEL" },
+ { R200_PP_TAM_DEBUG3, 1, "R200_PP_TAM_DEBUG3" },
+ { R200_PP_CNTL_X, 1, "R200_PP_CNTL_X" },
+ { R200_RB3D_DEPTHXY_OFFSET, 1, "R200_RB3D_DEPTHXY_OFFSET" },
+ { R200_RE_AUX_SCISSOR_CNTL, 1, "R200_RE_AUX_SCISSOR_CNTL" },
+ { R200_RE_SCISSOR_TL_0, 2, "R200_RE_SCISSOR_TL_0" },
+ { R200_RE_SCISSOR_TL_1, 2, "R200_RE_SCISSOR_TL_1" },
+ { R200_RE_SCISSOR_TL_2, 2, "R200_RE_SCISSOR_TL_2" },
+ { R200_SE_VAP_CNTL_STATUS, 1, "R200_SE_VAP_CNTL_STATUS" },
+ { R200_SE_VTX_STATE_CNTL, 1, "R200_SE_VTX_STATE_CNTL" },
+ { R200_RE_POINTSIZE, 1, "R200_RE_POINTSIZE" },
+ { R200_SE_TCL_INPUT_VTX_VECTOR_ADDR_0, 4, "R200_SE_TCL_INPUT_VTX_VECTOR_ADDR_0" },
+ { R200_PP_CUBIC_FACES_0, 1, "R200_PP_CUBIC_FACES_0" }, /* 61 */
+ { R200_PP_CUBIC_OFFSET_F1_0, 5, "R200_PP_CUBIC_OFFSET_F1_0" }, /* 62 */
+ { R200_PP_CUBIC_FACES_1, 1, "R200_PP_CUBIC_FACES_1" },
+ { R200_PP_CUBIC_OFFSET_F1_1, 5, "R200_PP_CUBIC_OFFSET_F1_1" },
+ { R200_PP_CUBIC_FACES_2, 1, "R200_PP_CUBIC_FACES_2" },
+ { R200_PP_CUBIC_OFFSET_F1_2, 5, "R200_PP_CUBIC_OFFSET_F1_2" },
+ { R200_PP_CUBIC_FACES_3, 1, "R200_PP_CUBIC_FACES_3" },
+ { R200_PP_CUBIC_OFFSET_F1_3, 5, "R200_PP_CUBIC_OFFSET_F1_3" },
+ { R200_PP_CUBIC_FACES_4, 1, "R200_PP_CUBIC_FACES_4" },
+ { R200_PP_CUBIC_OFFSET_F1_4, 5, "R200_PP_CUBIC_OFFSET_F1_4" },
+ { R200_PP_CUBIC_FACES_5, 1, "R200_PP_CUBIC_FACES_5" },
+ { R200_PP_CUBIC_OFFSET_F1_5, 5, "R200_PP_CUBIC_OFFSET_F1_5" },
+ { RADEON_PP_TEX_SIZE_0, 2, "RADEON_PP_TEX_SIZE_0" },
+ { RADEON_PP_TEX_SIZE_1, 2, "RADEON_PP_TEX_SIZE_1" },
+ { RADEON_PP_TEX_SIZE_2, 2, "RADEON_PP_TEX_SIZE_2" },
+ { R200_RB3D_BLENDCOLOR, 3, "R200_RB3D_BLENDCOLOR" },
+ { R200_SE_TCL_POINT_SPRITE_CNTL, 1, "R200_SE_TCL_POINT_SPRITE_CNTL" },
+ { RADEON_PP_CUBIC_FACES_0, 1, "RADEON_PP_CUBIC_FACES_0"},
+ { RADEON_PP_CUBIC_OFFSET_T0_0, 5, "RADEON_PP_CUBIC_OFFSET_T0_0"},
+ { RADEON_PP_CUBIC_FACES_1, 1, "RADEON_PP_CUBIC_FACES_1"},
+ { RADEON_PP_CUBIC_OFFSET_T1_0, 5, "RADEON_PP_CUBIC_OFFSET_T1_0"},
+ { RADEON_PP_CUBIC_FACES_2, 1, "RADEON_PP_CUBIC_FACES_2"},
+ { RADEON_PP_CUBIC_OFFSET_T2_0, 5, "RADEON_PP_CUBIC_OFFSET_T2_0"},
+ { R200_PP_TRI_PERF, 2, "R200_PP_TRI_PERF"},
+};
+
+
+
+/* ================================================================
+ * Performance monitoring functions
+ */
+
+static void radeon_clear_box( drm_radeon_private_t *dev_priv,
+ int x, int y, int w, int h,
+ int r, int g, int b )
+{
+ u32 color;
+ RING_LOCALS;
+
+ x += dev_priv->sarea_priv->boxes[0].x1;
+ y += dev_priv->sarea_priv->boxes[0].y1;
+
+ switch ( dev_priv->color_fmt ) {
+ case RADEON_COLOR_FORMAT_RGB565:
+ color = (((r & 0xf8) << 8) |
+ ((g & 0xfc) << 3) |
+ ((b & 0xf8) >> 3));
+ break;
+ case RADEON_COLOR_FORMAT_ARGB8888:
+ default:
+ color = (((0xff) << 24) | (r << 16) | (g << 8) | b);
+ break;
+ }
+
+ BEGIN_RING( 4 );
+ RADEON_WAIT_UNTIL_3D_IDLE();
+ OUT_RING( CP_PACKET0( RADEON_DP_WRITE_MASK, 0 ) );
+ OUT_RING( 0xffffffff );
+ ADVANCE_RING();
+
+ BEGIN_RING( 6 );
+
+ OUT_RING( CP_PACKET3( RADEON_CNTL_PAINT_MULTI, 4 ) );
+ OUT_RING( RADEON_GMC_DST_PITCH_OFFSET_CNTL |
+ RADEON_GMC_BRUSH_SOLID_COLOR |
+ (dev_priv->color_fmt << 8) |
+ RADEON_GMC_SRC_DATATYPE_COLOR |
+ RADEON_ROP3_P |
+ RADEON_GMC_CLR_CMP_CNTL_DIS );
+
+ if ( dev_priv->page_flipping && dev_priv->current_page == 1 ) {
+ OUT_RING( dev_priv->front_pitch_offset );
+ } else {
+ OUT_RING( dev_priv->back_pitch_offset );
+ }
+
+ OUT_RING( color );
+
+ OUT_RING( (x << 16) | y );
+ OUT_RING( (w << 16) | h );
+
+ ADVANCE_RING();
+}
+
+static void radeon_cp_performance_boxes( drm_radeon_private_t *dev_priv )
+{
+ /* Collapse various things into a wait flag -- trying to
+ * guess if userspase slept -- better just to have them tell us.
+ */
+ if (dev_priv->stats.last_frame_reads > 1 ||
+ dev_priv->stats.last_clear_reads > dev_priv->stats.clears) {
+ dev_priv->stats.boxes |= RADEON_BOX_WAIT_IDLE;
+ }
+
+ if (dev_priv->stats.freelist_loops) {
+ dev_priv->stats.boxes |= RADEON_BOX_WAIT_IDLE;
+ }
+
+ /* Purple box for page flipping
+ */
+ if ( dev_priv->stats.boxes & RADEON_BOX_FLIP )
+ radeon_clear_box( dev_priv, 4, 4, 8, 8, 255, 0, 255 );
+
+ /* Red box if we have to wait for idle at any point
+ */
+ if ( dev_priv->stats.boxes & RADEON_BOX_WAIT_IDLE )
+ radeon_clear_box( dev_priv, 16, 4, 8, 8, 255, 0, 0 );
+
+ /* Blue box: lost context?
+ */
+
+ /* Yellow box for texture swaps
+ */
+ if ( dev_priv->stats.boxes & RADEON_BOX_TEXTURE_LOAD )
+ radeon_clear_box( dev_priv, 40, 4, 8, 8, 255, 255, 0 );
+
+ /* Green box if hardware never idles (as far as we can tell)
+ */
+ if ( !(dev_priv->stats.boxes & RADEON_BOX_DMA_IDLE) )
+ radeon_clear_box( dev_priv, 64, 4, 8, 8, 0, 255, 0 );
+
+
+ /* Draw bars indicating number of buffers allocated
+ * (not a great measure, easily confused)
+ */
+ if (dev_priv->stats.requested_bufs) {
+ if (dev_priv->stats.requested_bufs > 100)
+ dev_priv->stats.requested_bufs = 100;
+
+ radeon_clear_box( dev_priv, 4, 16,
+ dev_priv->stats.requested_bufs, 4,
+ 196, 128, 128 );
+ }
+
+ memset( &dev_priv->stats, 0, sizeof(dev_priv->stats) );
+
+}
+/* ================================================================
+ * CP command dispatch functions
+ */
+
+static void radeon_cp_dispatch_clear( drm_device_t *dev,
+ drm_radeon_clear_t *clear,
+ drm_radeon_clear_rect_t *depth_boxes )
+{
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+ drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv;
+ drm_radeon_depth_clear_t *depth_clear = &dev_priv->depth_clear;
+ int nbox = sarea_priv->nbox;
+ drm_clip_rect_t *pbox = sarea_priv->boxes;
+ unsigned int flags = clear->flags;
+ u32 rb3d_cntl = 0, rb3d_stencilrefmask= 0;
+ int i;
+ RING_LOCALS;
+ DRM_DEBUG( "flags = 0x%x\n", flags );
+
+ dev_priv->stats.clears++;
+
+ if ( dev_priv->page_flipping && dev_priv->current_page == 1 ) {
+ unsigned int tmp = flags;
+
+ flags &= ~(RADEON_FRONT | RADEON_BACK);
+ if ( tmp & RADEON_FRONT ) flags |= RADEON_BACK;
+ if ( tmp & RADEON_BACK ) flags |= RADEON_FRONT;
+ }
+
+ if ( flags & (RADEON_FRONT | RADEON_BACK) ) {
+
+ BEGIN_RING( 4 );
+
+ /* Ensure the 3D stream is idle before doing a
+ * 2D fill to clear the front or back buffer.
+ */
+ RADEON_WAIT_UNTIL_3D_IDLE();
+
+ OUT_RING( CP_PACKET0( RADEON_DP_WRITE_MASK, 0 ) );
+ OUT_RING( clear->color_mask );
+
+ ADVANCE_RING();
+
+ /* Make sure we restore the 3D state next time.
+ */
+ dev_priv->sarea_priv->ctx_owner = 0;
+
+ for ( i = 0 ; i < nbox ; i++ ) {
+ int x = pbox[i].x1;
+ int y = pbox[i].y1;
+ int w = pbox[i].x2 - x;
+ int h = pbox[i].y2 - y;
+
+ DRM_DEBUG( "dispatch clear %d,%d-%d,%d flags 0x%x\n",
+ x, y, w, h, flags );
+
+ if ( flags & RADEON_FRONT ) {
+ BEGIN_RING( 6 );
+
+ OUT_RING( CP_PACKET3( RADEON_CNTL_PAINT_MULTI, 4 ) );
+ OUT_RING( RADEON_GMC_DST_PITCH_OFFSET_CNTL |
+ RADEON_GMC_BRUSH_SOLID_COLOR |
+ (dev_priv->color_fmt << 8) |
+ RADEON_GMC_SRC_DATATYPE_COLOR |
+ RADEON_ROP3_P |
+ RADEON_GMC_CLR_CMP_CNTL_DIS );
+
+ OUT_RING( dev_priv->front_pitch_offset );
+ OUT_RING( clear->clear_color );
+
+ OUT_RING( (x << 16) | y );
+ OUT_RING( (w << 16) | h );
+
+ ADVANCE_RING();
+ }
+
+ if ( flags & RADEON_BACK ) {
+ BEGIN_RING( 6 );
+
+ OUT_RING( CP_PACKET3( RADEON_CNTL_PAINT_MULTI, 4 ) );
+ OUT_RING( RADEON_GMC_DST_PITCH_OFFSET_CNTL |
+ RADEON_GMC_BRUSH_SOLID_COLOR |
+ (dev_priv->color_fmt << 8) |
+ RADEON_GMC_SRC_DATATYPE_COLOR |
+ RADEON_ROP3_P |
+ RADEON_GMC_CLR_CMP_CNTL_DIS );
+
+ OUT_RING( dev_priv->back_pitch_offset );
+ OUT_RING( clear->clear_color );
+
+ OUT_RING( (x << 16) | y );
+ OUT_RING( (w << 16) | h );
+
+ ADVANCE_RING();
+ }
+ }
+ }
+
+ /* hyper z clear */
+ /* no docs available, based on reverse engeneering by Stephane Marchesin */
+ if ((flags & (RADEON_DEPTH | RADEON_STENCIL)) && (flags & RADEON_CLEAR_FASTZ)) {
+
+ int i;
+ int depthpixperline = dev_priv->depth_fmt==RADEON_DEPTH_FORMAT_16BIT_INT_Z?
+ (dev_priv->depth_pitch / 2): (dev_priv->depth_pitch / 4);
+
+ u32 clearmask;
+
+ u32 tempRB3D_DEPTHCLEARVALUE = clear->clear_depth |
+ ((clear->depth_mask & 0xff) << 24);
+
+
+ /* Make sure we restore the 3D state next time.
+ * we haven't touched any "normal" state - still need this?
+ */
+ dev_priv->sarea_priv->ctx_owner = 0;
+
+ if ((dev_priv->flags & CHIP_HAS_HIERZ) && (flags & RADEON_USE_HIERZ)) {
+ /* FIXME : reverse engineer that for Rx00 cards */
+ /* FIXME : the mask supposedly contains low-res z values. So can't set
+ just to the max (0xff? or actually 0x3fff?), need to take z clear
+ value into account? */
+ /* pattern seems to work for r100, though get slight
+ rendering errors with glxgears. If hierz is not enabled for r100,
+ only 4 bits which indicate clear (15,16,31,32, all zero) matter, the
+ other ones are ignored, and the same clear mask can be used. That's
+ very different behaviour than R200 which needs different clear mask
+ and different number of tiles to clear if hierz is enabled or not !?!
+ */
+ clearmask = (0xff<<22)|(0xff<<6)| 0x003f003f;
+ }
+ else {
+ /* clear mask : chooses the clearing pattern.
+ rv250: could be used to clear only parts of macrotiles
+ (but that would get really complicated...)?
+ bit 0 and 1 (either or both of them ?!?!) are used to
+ not clear tile (or maybe one of the bits indicates if the tile is
+ compressed or not), bit 2 and 3 to not clear tile 1,...,.
+ Pattern is as follows:
+ | 0,1 | 4,5 | 8,9 |12,13|16,17|20,21|24,25|28,29|
+ bits -------------------------------------------------
+ | 2,3 | 6,7 |10,11|14,15|18,19|22,23|26,27|30,31|
+ rv100: clearmask covers 2x8 4x1 tiles, but one clear still
+ covers 256 pixels ?!?
+ */
+ clearmask = 0x0;
+ }
+
+ BEGIN_RING( 8 );
+ RADEON_WAIT_UNTIL_2D_IDLE();
+ OUT_RING_REG( RADEON_RB3D_DEPTHCLEARVALUE,
+ tempRB3D_DEPTHCLEARVALUE);
+ /* what offset is this exactly ? */
+ OUT_RING_REG( RADEON_RB3D_ZMASKOFFSET, 0 );
+ /* need ctlstat, otherwise get some strange black flickering */
+ OUT_RING_REG( RADEON_RB3D_ZCACHE_CTLSTAT, RADEON_RB3D_ZC_FLUSH_ALL );
+ ADVANCE_RING();
+
+ for (i = 0; i < nbox; i++) {
+ int tileoffset, nrtilesx, nrtilesy, j;
+ /* it looks like r200 needs rv-style clears, at least if hierz is not enabled? */
+ if ((dev_priv->flags&CHIP_HAS_HIERZ) && !(dev_priv->microcode_version==UCODE_R200)) {
+ /* FIXME : figure this out for r200 (when hierz is enabled). Or
+ maybe r200 actually doesn't need to put the low-res z value into
+ the tile cache like r100, but just needs to clear the hi-level z-buffer?
+ Works for R100, both with hierz and without.
+ R100 seems to operate on 2x1 8x8 tiles, but...
+ odd: offset/nrtiles need to be 64 pix (4 block) aligned? Potentially
+ problematic with resolutions which are not 64 pix aligned? */
+ tileoffset = ((pbox[i].y1 >> 3) * depthpixperline + pbox[i].x1) >> 6;
+ nrtilesx = ((pbox[i].x2 & ~63) - (pbox[i].x1 & ~63)) >> 4;
+ nrtilesy = (pbox[i].y2 >> 3) - (pbox[i].y1 >> 3);
+ for (j = 0; j <= nrtilesy; j++) {
+ BEGIN_RING( 4 );
+ OUT_RING( CP_PACKET3( RADEON_3D_CLEAR_ZMASK, 2 ) );
+ /* first tile */
+ OUT_RING( tileoffset * 8 );
+ /* the number of tiles to clear */
+ OUT_RING( nrtilesx + 4 );
+ /* clear mask : chooses the clearing pattern. */
+ OUT_RING( clearmask );
+ ADVANCE_RING();
+ tileoffset += depthpixperline >> 6;
+ }
+ }
+ else if (dev_priv->microcode_version==UCODE_R200) {
+ /* works for rv250. */
+ /* find first macro tile (8x2 4x4 z-pixels on rv250) */
+ tileoffset = ((pbox[i].y1 >> 3) * depthpixperline + pbox[i].x1) >> 5;
+ nrtilesx = (pbox[i].x2 >> 5) - (pbox[i].x1 >> 5);
+ nrtilesy = (pbox[i].y2 >> 3) - (pbox[i].y1 >> 3);
+ for (j = 0; j <= nrtilesy; j++) {
+ BEGIN_RING( 4 );
+ OUT_RING( CP_PACKET3( RADEON_3D_CLEAR_ZMASK, 2 ) );
+ /* first tile */
+ /* judging by the first tile offset needed, could possibly
+ directly address/clear 4x4 tiles instead of 8x2 * 4x4
+ macro tiles, though would still need clear mask for
+ right/bottom if truely 4x4 granularity is desired ? */
+ OUT_RING( tileoffset * 16 );
+ /* the number of tiles to clear */
+ OUT_RING( nrtilesx + 1 );
+ /* clear mask : chooses the clearing pattern. */
+ OUT_RING( clearmask );
+ ADVANCE_RING();
+ tileoffset += depthpixperline >> 5;
+ }
+ }
+ else { /* rv 100 */
+ /* rv100 might not need 64 pix alignment, who knows */
+ /* offsets are, hmm, weird */
+ tileoffset = ((pbox[i].y1 >> 4) * depthpixperline + pbox[i].x1) >> 6;
+ nrtilesx = ((pbox[i].x2 & ~63) - (pbox[i].x1 & ~63)) >> 4;
+ nrtilesy = (pbox[i].y2 >> 4) - (pbox[i].y1 >> 4);
+ for (j = 0; j <= nrtilesy; j++) {
+ BEGIN_RING( 4 );
+ OUT_RING( CP_PACKET3( RADEON_3D_CLEAR_ZMASK, 2 ) );
+ OUT_RING( tileoffset * 128 );
+ /* the number of tiles to clear */
+ OUT_RING( nrtilesx + 4 );
+ /* clear mask : chooses the clearing pattern. */
+ OUT_RING( clearmask );
+ ADVANCE_RING();
+ tileoffset += depthpixperline >> 6;
+ }
+ }
+ }
+
+ /* TODO don't always clear all hi-level z tiles */
+ if ((dev_priv->flags & CHIP_HAS_HIERZ) && (dev_priv->microcode_version==UCODE_R200)
+ && (flags & RADEON_USE_HIERZ))
+ /* r100 and cards without hierarchical z-buffer have no high-level z-buffer */
+ /* FIXME : the mask supposedly contains low-res z values. So can't set
+ just to the max (0xff? or actually 0x3fff?), need to take z clear
+ value into account? */
+ {
+ BEGIN_RING( 4 );
+ OUT_RING( CP_PACKET3( RADEON_3D_CLEAR_HIZ, 2 ) );
+ OUT_RING( 0x0 ); /* First tile */
+ OUT_RING( 0x3cc0 );
+ OUT_RING( (0xff<<22)|(0xff<<6)| 0x003f003f);
+ ADVANCE_RING();
+ }
+ }
+
+ /* We have to clear the depth and/or stencil buffers by
+ * rendering a quad into just those buffers. Thus, we have to
+ * make sure the 3D engine is configured correctly.
+ */
+ if ((dev_priv->microcode_version == UCODE_R200) &&
+ (flags & (RADEON_DEPTH | RADEON_STENCIL))) {
+
+ int tempPP_CNTL;
+ int tempRE_CNTL;
+ int tempRB3D_CNTL;
+ int tempRB3D_ZSTENCILCNTL;
+ int tempRB3D_STENCILREFMASK;
+ int tempRB3D_PLANEMASK;
+ int tempSE_CNTL;
+ int tempSE_VTE_CNTL;
+ int tempSE_VTX_FMT_0;
+ int tempSE_VTX_FMT_1;
+ int tempSE_VAP_CNTL;
+ int tempRE_AUX_SCISSOR_CNTL;
+
+ tempPP_CNTL = 0;
+ tempRE_CNTL = 0;
+
+ tempRB3D_CNTL = depth_clear->rb3d_cntl;
+
+ tempRB3D_ZSTENCILCNTL = depth_clear->rb3d_zstencilcntl;
+ tempRB3D_STENCILREFMASK = 0x0;
+
+ tempSE_CNTL = depth_clear->se_cntl;
+
+
+
+ /* Disable TCL */
+
+ tempSE_VAP_CNTL = (/* SE_VAP_CNTL__FORCE_W_TO_ONE_MASK | */
+ (0x9 << SE_VAP_CNTL__VF_MAX_VTX_NUM__SHIFT));
+
+ tempRB3D_PLANEMASK = 0x0;
+
+ tempRE_AUX_SCISSOR_CNTL = 0x0;
+
+ tempSE_VTE_CNTL =
+ SE_VTE_CNTL__VTX_XY_FMT_MASK |
+ SE_VTE_CNTL__VTX_Z_FMT_MASK;
+
+ /* Vertex format (X, Y, Z, W)*/
+ tempSE_VTX_FMT_0 =
+ SE_VTX_FMT_0__VTX_Z0_PRESENT_MASK |
+ SE_VTX_FMT_0__VTX_W0_PRESENT_MASK;
+ tempSE_VTX_FMT_1 = 0x0;
+
+
+ /*
+ * Depth buffer specific enables
+ */
+ if (flags & RADEON_DEPTH) {
+ /* Enable depth buffer */
+ tempRB3D_CNTL |= RADEON_Z_ENABLE;
+ } else {
+ /* Disable depth buffer */
+ tempRB3D_CNTL &= ~RADEON_Z_ENABLE;
+ }
+
+ /*
+ * Stencil buffer specific enables
+ */
+ if ( flags & RADEON_STENCIL ) {
+ tempRB3D_CNTL |= RADEON_STENCIL_ENABLE;
+ tempRB3D_STENCILREFMASK = clear->depth_mask;
+ } else {
+ tempRB3D_CNTL &= ~RADEON_STENCIL_ENABLE;
+ tempRB3D_STENCILREFMASK = 0x00000000;
+ }
+
+ if (flags & RADEON_USE_COMP_ZBUF) {
+ tempRB3D_ZSTENCILCNTL |= RADEON_Z_COMPRESSION_ENABLE |
+ RADEON_Z_DECOMPRESSION_ENABLE;
+ }
+ if (flags & RADEON_USE_HIERZ) {
+ tempRB3D_ZSTENCILCNTL |= RADEON_Z_HIERARCHY_ENABLE;
+ }
+
+ BEGIN_RING( 26 );
+ RADEON_WAIT_UNTIL_2D_IDLE();
+
+ OUT_RING_REG( RADEON_PP_CNTL, tempPP_CNTL );
+ OUT_RING_REG( R200_RE_CNTL, tempRE_CNTL );
+ OUT_RING_REG( RADEON_RB3D_CNTL, tempRB3D_CNTL );
+ OUT_RING_REG( RADEON_RB3D_ZSTENCILCNTL,
+ tempRB3D_ZSTENCILCNTL );
+ OUT_RING_REG( RADEON_RB3D_STENCILREFMASK,
+ tempRB3D_STENCILREFMASK );
+ OUT_RING_REG( RADEON_RB3D_PLANEMASK, tempRB3D_PLANEMASK );
+ OUT_RING_REG( RADEON_SE_CNTL, tempSE_CNTL );
+ OUT_RING_REG( R200_SE_VTE_CNTL, tempSE_VTE_CNTL );
+ OUT_RING_REG( R200_SE_VTX_FMT_0, tempSE_VTX_FMT_0 );
+ OUT_RING_REG( R200_SE_VTX_FMT_1, tempSE_VTX_FMT_1 );
+ OUT_RING_REG( R200_SE_VAP_CNTL, tempSE_VAP_CNTL );
+ OUT_RING_REG( R200_RE_AUX_SCISSOR_CNTL,
+ tempRE_AUX_SCISSOR_CNTL );
+ ADVANCE_RING();
+
+ /* Make sure we restore the 3D state next time.
+ */
+ dev_priv->sarea_priv->ctx_owner = 0;
+
+ for ( i = 0 ; i < nbox ; i++ ) {
+
+ /* Funny that this should be required --
+ * sets top-left?
+ */
+ radeon_emit_clip_rect( dev_priv,
+ &sarea_priv->boxes[i] );
+
+ BEGIN_RING( 14 );
+ OUT_RING( CP_PACKET3( R200_3D_DRAW_IMMD_2, 12 ) );
+ OUT_RING( (RADEON_PRIM_TYPE_RECT_LIST |
+ RADEON_PRIM_WALK_RING |
+ (3 << RADEON_NUM_VERTICES_SHIFT)) );
+ OUT_RING( depth_boxes[i].ui[CLEAR_X1] );
+ OUT_RING( depth_boxes[i].ui[CLEAR_Y1] );
+ OUT_RING( depth_boxes[i].ui[CLEAR_DEPTH] );
+ OUT_RING( 0x3f800000 );
+ OUT_RING( depth_boxes[i].ui[CLEAR_X1] );
+ OUT_RING( depth_boxes[i].ui[CLEAR_Y2] );
+ OUT_RING( depth_boxes[i].ui[CLEAR_DEPTH] );
+ OUT_RING( 0x3f800000 );
+ OUT_RING( depth_boxes[i].ui[CLEAR_X2] );
+ OUT_RING( depth_boxes[i].ui[CLEAR_Y2] );
+ OUT_RING( depth_boxes[i].ui[CLEAR_DEPTH] );
+ OUT_RING( 0x3f800000 );
+ ADVANCE_RING();
+ }
+ }
+ else if ( (flags & (RADEON_DEPTH | RADEON_STENCIL)) ) {
+
+ int tempRB3D_ZSTENCILCNTL = depth_clear->rb3d_zstencilcntl;
+
+ rb3d_cntl = depth_clear->rb3d_cntl;
+
+ if ( flags & RADEON_DEPTH ) {
+ rb3d_cntl |= RADEON_Z_ENABLE;
+ } else {
+ rb3d_cntl &= ~RADEON_Z_ENABLE;
+ }
+
+ if ( flags & RADEON_STENCIL ) {
+ rb3d_cntl |= RADEON_STENCIL_ENABLE;
+ rb3d_stencilrefmask = clear->depth_mask; /* misnamed field */
+ } else {
+ rb3d_cntl &= ~RADEON_STENCIL_ENABLE;
+ rb3d_stencilrefmask = 0x00000000;
+ }
+
+ if (flags & RADEON_USE_COMP_ZBUF) {
+ tempRB3D_ZSTENCILCNTL |= RADEON_Z_COMPRESSION_ENABLE |
+ RADEON_Z_DECOMPRESSION_ENABLE;
+ }
+ if (flags & RADEON_USE_HIERZ) {
+ tempRB3D_ZSTENCILCNTL |= RADEON_Z_HIERARCHY_ENABLE;
+ }
+
+ BEGIN_RING( 13 );
+ RADEON_WAIT_UNTIL_2D_IDLE();
+
+ OUT_RING( CP_PACKET0( RADEON_PP_CNTL, 1 ) );
+ OUT_RING( 0x00000000 );
+ OUT_RING( rb3d_cntl );
+
+ OUT_RING_REG( RADEON_RB3D_ZSTENCILCNTL, tempRB3D_ZSTENCILCNTL );
+ OUT_RING_REG( RADEON_RB3D_STENCILREFMASK,
+ rb3d_stencilrefmask );
+ OUT_RING_REG( RADEON_RB3D_PLANEMASK,
+ 0x00000000 );
+ OUT_RING_REG( RADEON_SE_CNTL,
+ depth_clear->se_cntl );
+ ADVANCE_RING();
+
+ /* Make sure we restore the 3D state next time.
+ */
+ dev_priv->sarea_priv->ctx_owner = 0;
+
+ for ( i = 0 ; i < nbox ; i++ ) {
+
+ /* Funny that this should be required --
+ * sets top-left?
+ */
+ radeon_emit_clip_rect( dev_priv,
+ &sarea_priv->boxes[i] );
+
+ BEGIN_RING( 15 );
+
+ OUT_RING( CP_PACKET3( RADEON_3D_DRAW_IMMD, 13 ) );
+ OUT_RING( RADEON_VTX_Z_PRESENT |
+ RADEON_VTX_PKCOLOR_PRESENT);
+ OUT_RING( (RADEON_PRIM_TYPE_RECT_LIST |
+ RADEON_PRIM_WALK_RING |
+ RADEON_MAOS_ENABLE |
+ RADEON_VTX_FMT_RADEON_MODE |
+ (3 << RADEON_NUM_VERTICES_SHIFT)) );
+
+
+ OUT_RING( depth_boxes[i].ui[CLEAR_X1] );
+ OUT_RING( depth_boxes[i].ui[CLEAR_Y1] );
+ OUT_RING( depth_boxes[i].ui[CLEAR_DEPTH] );
+ OUT_RING( 0x0 );
+
+ OUT_RING( depth_boxes[i].ui[CLEAR_X1] );
+ OUT_RING( depth_boxes[i].ui[CLEAR_Y2] );
+ OUT_RING( depth_boxes[i].ui[CLEAR_DEPTH] );
+ OUT_RING( 0x0 );
+
+ OUT_RING( depth_boxes[i].ui[CLEAR_X2] );
+ OUT_RING( depth_boxes[i].ui[CLEAR_Y2] );
+ OUT_RING( depth_boxes[i].ui[CLEAR_DEPTH] );
+ OUT_RING( 0x0 );
+
+ ADVANCE_RING();
+ }
+ }
+
+ /* Increment the clear counter. The client-side 3D driver must
+ * wait on this value before performing the clear ioctl. We
+ * need this because the card's so damned fast...
+ */
+ dev_priv->sarea_priv->last_clear++;
+
+ BEGIN_RING( 4 );
+
+ RADEON_CLEAR_AGE( dev_priv->sarea_priv->last_clear );
+ RADEON_WAIT_UNTIL_IDLE();
+
+ ADVANCE_RING();
+}
+
+static void radeon_cp_dispatch_swap( drm_device_t *dev )
+{
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+ drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv;
+ int nbox = sarea_priv->nbox;
+ drm_clip_rect_t *pbox = sarea_priv->boxes;
+ int i;
+ RING_LOCALS;
+ DRM_DEBUG( "\n" );
+
+ /* Do some trivial performance monitoring...
+ */
+ if (dev_priv->do_boxes)
+ radeon_cp_performance_boxes( dev_priv );
+
+
+ /* Wait for the 3D stream to idle before dispatching the bitblt.
+ * This will prevent data corruption between the two streams.
+ */
+ BEGIN_RING( 2 );
+
+ RADEON_WAIT_UNTIL_3D_IDLE();
+
+ ADVANCE_RING();
+
+ for ( i = 0 ; i < nbox ; i++ ) {
+ int x = pbox[i].x1;
+ int y = pbox[i].y1;
+ int w = pbox[i].x2 - x;
+ int h = pbox[i].y2 - y;
+
+ DRM_DEBUG( "dispatch swap %d,%d-%d,%d\n",
+ x, y, w, h );
+
+ BEGIN_RING( 7 );
+
+ OUT_RING( CP_PACKET3( RADEON_CNTL_BITBLT_MULTI, 5 ) );
+ OUT_RING( RADEON_GMC_SRC_PITCH_OFFSET_CNTL |
+ RADEON_GMC_DST_PITCH_OFFSET_CNTL |
+ RADEON_GMC_BRUSH_NONE |
+ (dev_priv->color_fmt << 8) |
+ RADEON_GMC_SRC_DATATYPE_COLOR |
+ RADEON_ROP3_S |
+ RADEON_DP_SRC_SOURCE_MEMORY |
+ RADEON_GMC_CLR_CMP_CNTL_DIS |
+ RADEON_GMC_WR_MSK_DIS );
+
+ /* Make this work even if front & back are flipped:
+ */
+ if (dev_priv->current_page == 0) {
+ OUT_RING( dev_priv->back_pitch_offset );
+ OUT_RING( dev_priv->front_pitch_offset );
+ }
+ else {
+ OUT_RING( dev_priv->front_pitch_offset );
+ OUT_RING( dev_priv->back_pitch_offset );
+ }
+
+ OUT_RING( (x << 16) | y );
+ OUT_RING( (x << 16) | y );
+ OUT_RING( (w << 16) | h );
+
+ ADVANCE_RING();
+ }
+
+ /* Increment the frame counter. The client-side 3D driver must
+ * throttle the framerate by waiting for this value before
+ * performing the swapbuffer ioctl.
+ */
+ dev_priv->sarea_priv->last_frame++;
+
+ BEGIN_RING( 4 );
+
+ RADEON_FRAME_AGE( dev_priv->sarea_priv->last_frame );
+ RADEON_WAIT_UNTIL_2D_IDLE();
+
+ ADVANCE_RING();
+}
+
+static void radeon_cp_dispatch_flip( drm_device_t *dev )
+{
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+ drm_sarea_t *sarea = (drm_sarea_t *)dev_priv->sarea->handle;
+ int offset = (dev_priv->current_page == 1)
+ ? dev_priv->front_offset : dev_priv->back_offset;
+ RING_LOCALS;
+ DRM_DEBUG( "%s: page=%d pfCurrentPage=%d\n",
+ __FUNCTION__,
+ dev_priv->current_page,
+ dev_priv->sarea_priv->pfCurrentPage);
+
+ /* Do some trivial performance monitoring...
+ */
+ if (dev_priv->do_boxes) {
+ dev_priv->stats.boxes |= RADEON_BOX_FLIP;
+ radeon_cp_performance_boxes( dev_priv );
+ }
+
+ /* Update the frame offsets for both CRTCs
+ */
+ BEGIN_RING( 6 );
+
+ RADEON_WAIT_UNTIL_3D_IDLE();
+ OUT_RING_REG( RADEON_CRTC_OFFSET, ( ( sarea->frame.y * dev_priv->front_pitch
+ + sarea->frame.x
+ * ( dev_priv->color_fmt - 2 ) ) & ~7 )
+ + offset );
+ OUT_RING_REG( RADEON_CRTC2_OFFSET, dev_priv->sarea_priv->crtc2_base
+ + offset );
+
+ ADVANCE_RING();
+
+ /* Increment the frame counter. The client-side 3D driver must
+ * throttle the framerate by waiting for this value before
+ * performing the swapbuffer ioctl.
+ */
+ dev_priv->sarea_priv->last_frame++;
+ dev_priv->sarea_priv->pfCurrentPage = dev_priv->current_page =
+ 1 - dev_priv->current_page;
+
+ BEGIN_RING( 2 );
+
+ RADEON_FRAME_AGE( dev_priv->sarea_priv->last_frame );
+
+ ADVANCE_RING();
+}
+
+static int bad_prim_vertex_nr( int primitive, int nr )
+{
+ switch (primitive & RADEON_PRIM_TYPE_MASK) {
+ case RADEON_PRIM_TYPE_NONE:
+ case RADEON_PRIM_TYPE_POINT:
+ return nr < 1;
+ case RADEON_PRIM_TYPE_LINE:
+ return (nr & 1) || nr == 0;
+ case RADEON_PRIM_TYPE_LINE_STRIP:
+ return nr < 2;
+ case RADEON_PRIM_TYPE_TRI_LIST:
+ case RADEON_PRIM_TYPE_3VRT_POINT_LIST:
+ case RADEON_PRIM_TYPE_3VRT_LINE_LIST:
+ case RADEON_PRIM_TYPE_RECT_LIST:
+ return nr % 3 || nr == 0;
+ case RADEON_PRIM_TYPE_TRI_FAN:
+ case RADEON_PRIM_TYPE_TRI_STRIP:
+ return nr < 3;
+ default:
+ return 1;
+ }
+}
+
+
+
+typedef struct {
+ unsigned int start;
+ unsigned int finish;
+ unsigned int prim;
+ unsigned int numverts;
+ unsigned int offset;
+ unsigned int vc_format;
+} drm_radeon_tcl_prim_t;
+
+static void radeon_cp_dispatch_vertex( drm_device_t *dev,
+ drm_buf_t *buf,
+ drm_radeon_tcl_prim_t *prim )
+
+{
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+ drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv;
+ int offset = dev_priv->gart_buffers_offset + buf->offset + prim->start;
+ int numverts = (int)prim->numverts;
+ int nbox = sarea_priv->nbox;
+ int i = 0;
+ RING_LOCALS;
+
+ DRM_DEBUG("hwprim 0x%x vfmt 0x%x %d..%d %d verts\n",
+ prim->prim,
+ prim->vc_format,
+ prim->start,
+ prim->finish,
+ prim->numverts);
+
+ if (bad_prim_vertex_nr( prim->prim, prim->numverts )) {
+ DRM_ERROR( "bad prim %x numverts %d\n",
+ prim->prim, prim->numverts );
+ return;
+ }
+
+ do {
+ /* Emit the next cliprect */
+ if ( i < nbox ) {
+ radeon_emit_clip_rect( dev_priv,
+ &sarea_priv->boxes[i] );
+ }
+
+ /* Emit the vertex buffer rendering commands */
+ BEGIN_RING( 5 );
+
+ OUT_RING( CP_PACKET3( RADEON_3D_RNDR_GEN_INDX_PRIM, 3 ) );
+ OUT_RING( offset );
+ OUT_RING( numverts );
+ OUT_RING( prim->vc_format );
+ OUT_RING( prim->prim | RADEON_PRIM_WALK_LIST |
+ RADEON_COLOR_ORDER_RGBA |
+ RADEON_VTX_FMT_RADEON_MODE |
+ (numverts << RADEON_NUM_VERTICES_SHIFT) );
+
+ ADVANCE_RING();
+
+ i++;
+ } while ( i < nbox );
+}
+
+
+
+static void radeon_cp_discard_buffer( drm_device_t *dev, drm_buf_t *buf )
+{
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+ drm_radeon_buf_priv_t *buf_priv = buf->dev_private;
+ RING_LOCALS;
+
+ buf_priv->age = ++dev_priv->sarea_priv->last_dispatch;
+
+ /* Emit the vertex buffer age */
+ BEGIN_RING( 2 );
+ RADEON_DISPATCH_AGE( buf_priv->age );
+ ADVANCE_RING();
+
+ buf->pending = 1;
+ buf->used = 0;
+}
+
+static void radeon_cp_dispatch_indirect( drm_device_t *dev,
+ drm_buf_t *buf,
+ int start, int end )
+{
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+ RING_LOCALS;
+ DRM_DEBUG( "indirect: buf=%d s=0x%x e=0x%x\n",
+ buf->idx, start, end );
+
+ if ( start != end ) {
+ int offset = (dev_priv->gart_buffers_offset
+ + buf->offset + start);
+ int dwords = (end - start + 3) / sizeof(u32);
+
+ /* Indirect buffer data must be an even number of
+ * dwords, so if we've been given an odd number we must
+ * pad the data with a Type-2 CP packet.
+ */
+ if ( dwords & 1 ) {
+ u32 *data = (u32 *)
+ ((char *)dev->agp_buffer_map->handle
+ + buf->offset + start);
+ data[dwords++] = RADEON_CP_PACKET2;
+ }
+
+ /* Fire off the indirect buffer */
+ BEGIN_RING( 3 );
+
+ OUT_RING( CP_PACKET0( RADEON_CP_IB_BASE, 1 ) );
+ OUT_RING( offset );
+ OUT_RING( dwords );
+
+ ADVANCE_RING();
+ }
+}
+
+
+static void radeon_cp_dispatch_indices( drm_device_t *dev,
+ drm_buf_t *elt_buf,
+ drm_radeon_tcl_prim_t *prim )
+{
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+ drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv;
+ int offset = dev_priv->gart_buffers_offset + prim->offset;
+ u32 *data;
+ int dwords;
+ int i = 0;
+ int start = prim->start + RADEON_INDEX_PRIM_OFFSET;
+ int count = (prim->finish - start) / sizeof(u16);
+ int nbox = sarea_priv->nbox;
+
+ DRM_DEBUG("hwprim 0x%x vfmt 0x%x %d..%d offset: %x nr %d\n",
+ prim->prim,
+ prim->vc_format,
+ prim->start,
+ prim->finish,
+ prim->offset,
+ prim->numverts);
+
+ if (bad_prim_vertex_nr( prim->prim, count )) {
+ DRM_ERROR( "bad prim %x count %d\n",
+ prim->prim, count );
+ return;
+ }
+
+
+ if ( start >= prim->finish ||
+ (prim->start & 0x7) ) {
+ DRM_ERROR( "buffer prim %d\n", prim->prim );
+ return;
+ }
+
+ dwords = (prim->finish - prim->start + 3) / sizeof(u32);
+
+ data = (u32 *)((char *)dev->agp_buffer_map->handle +
+ elt_buf->offset + prim->start);
+
+ data[0] = CP_PACKET3( RADEON_3D_RNDR_GEN_INDX_PRIM, dwords-2 );
+ data[1] = offset;
+ data[2] = prim->numverts;
+ data[3] = prim->vc_format;
+ data[4] = (prim->prim |
+ RADEON_PRIM_WALK_IND |
+ RADEON_COLOR_ORDER_RGBA |
+ RADEON_VTX_FMT_RADEON_MODE |
+ (count << RADEON_NUM_VERTICES_SHIFT) );
+
+ do {
+ if ( i < nbox )
+ radeon_emit_clip_rect( dev_priv,
+ &sarea_priv->boxes[i] );
+
+ radeon_cp_dispatch_indirect( dev, elt_buf,
+ prim->start,
+ prim->finish );
+
+ i++;
+ } while ( i < nbox );
+
+}
+
+#define RADEON_MAX_TEXTURE_SIZE (RADEON_BUFFER_SIZE - 8 * sizeof(u32))
+
+static int radeon_cp_dispatch_texture( DRMFILE filp,
+ drm_device_t *dev,
+ drm_radeon_texture_t *tex,
+ drm_radeon_tex_image_t *image )
+{
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+ drm_file_t *filp_priv;
+ drm_buf_t *buf;
+ u32 format;
+ u32 *buffer;
+ const u8 __user *data;
+ int size, dwords, tex_width, blit_width;
+ u32 height;
+ int i;
+ u32 texpitch, microtile;
+ RING_LOCALS;
+
+ DRM_GET_PRIV_WITH_RETURN( filp_priv, filp );
+
+ if ( radeon_check_and_fixup_offset( dev_priv, filp_priv, &tex->offset ) ) {
+ DRM_ERROR( "Invalid destination offset\n" );
+ return DRM_ERR( EINVAL );
+ }
+
+ dev_priv->stats.boxes |= RADEON_BOX_TEXTURE_LOAD;
+
+ /* Flush the pixel cache. This ensures no pixel data gets mixed
+ * up with the texture data from the host data blit, otherwise
+ * part of the texture image may be corrupted.
+ */
+ BEGIN_RING( 4 );
+ RADEON_FLUSH_CACHE();
+ RADEON_WAIT_UNTIL_IDLE();
+ ADVANCE_RING();
+
+#ifdef __BIG_ENDIAN
+ /* The Mesa texture functions provide the data in little endian as the
+ * chip wants it, but we need to compensate for the fact that the CP
+ * ring gets byte-swapped
+ */
+ BEGIN_RING( 2 );
+ OUT_RING_REG( RADEON_RBBM_GUICNTL, RADEON_HOST_DATA_SWAP_32BIT );
+ ADVANCE_RING();
+#endif
+
+
+ /* The compiler won't optimize away a division by a variable,
+ * even if the only legal values are powers of two. Thus, we'll
+ * use a shift instead.
+ */
+ switch ( tex->format ) {
+ case RADEON_TXFORMAT_ARGB8888:
+ case RADEON_TXFORMAT_RGBA8888:
+ format = RADEON_COLOR_FORMAT_ARGB8888;
+ tex_width = tex->width * 4;
+ blit_width = image->width * 4;
+ break;
+ case RADEON_TXFORMAT_AI88:
+ case RADEON_TXFORMAT_ARGB1555:
+ case RADEON_TXFORMAT_RGB565:
+ case RADEON_TXFORMAT_ARGB4444:
+ case RADEON_TXFORMAT_VYUY422:
+ case RADEON_TXFORMAT_YVYU422:
+ format = RADEON_COLOR_FORMAT_RGB565;
+ tex_width = tex->width * 2;
+ blit_width = image->width * 2;
+ break;
+ case RADEON_TXFORMAT_I8:
+ case RADEON_TXFORMAT_RGB332:
+ format = RADEON_COLOR_FORMAT_CI8;
+ tex_width = tex->width * 1;
+ blit_width = image->width * 1;
+ break;
+ default:
+ DRM_ERROR( "invalid texture format %d\n", tex->format );
+ return DRM_ERR(EINVAL);
+ }
+ texpitch = tex->pitch;
+ if ((texpitch << 22) & RADEON_DST_TILE_MICRO) {
+ microtile = 1;
+ if (tex_width < 64) {
+ texpitch &= ~(RADEON_DST_TILE_MICRO >> 22);
+ /* we got tiled coordinates, untile them */
+ image->x *= 2;
+ }
+ }
+ else microtile = 0;
+
+ DRM_DEBUG("tex=%dx%d blit=%d\n", tex_width, tex->height, blit_width );
+
+ do {
+ DRM_DEBUG( "tex: ofs=0x%x p=%d f=%d x=%hd y=%hd w=%hd h=%hd\n",
+ tex->offset >> 10, tex->pitch, tex->format,
+ image->x, image->y, image->width, image->height );
+
+ /* Make a copy of some parameters in case we have to
+ * update them for a multi-pass texture blit.
+ */
+ height = image->height;
+ data = (const u8 __user *)image->data;
+
+ size = height * blit_width;
+
+ if ( size > RADEON_MAX_TEXTURE_SIZE ) {
+ height = RADEON_MAX_TEXTURE_SIZE / blit_width;
+ size = height * blit_width;
+ } else if ( size < 4 && size > 0 ) {
+ size = 4;
+ } else if ( size == 0 ) {
+ return 0;
+ }
+
+ buf = radeon_freelist_get( dev );
+ if ( 0 && !buf ) {
+ radeon_do_cp_idle( dev_priv );
+ buf = radeon_freelist_get( dev );
+ }
+ if ( !buf ) {
+ DRM_DEBUG("radeon_cp_dispatch_texture: EAGAIN\n");
+ if (DRM_COPY_TO_USER( tex->image, image, sizeof(*image) ))
+ return DRM_ERR(EFAULT);
+ return DRM_ERR(EAGAIN);
+ }
+
+
+ /* Dispatch the indirect buffer.
+ */
+ buffer = (u32*)((char*)dev->agp_buffer_map->handle + buf->offset);
+ dwords = size / 4;
+ buffer[0] = CP_PACKET3( RADEON_CNTL_HOSTDATA_BLT, dwords + 6 );
+ buffer[1] = (RADEON_GMC_DST_PITCH_OFFSET_CNTL |
+ RADEON_GMC_BRUSH_NONE |
+ (format << 8) |
+ RADEON_GMC_SRC_DATATYPE_COLOR |
+ RADEON_ROP3_S |
+ RADEON_DP_SRC_SOURCE_HOST_DATA |
+ RADEON_GMC_CLR_CMP_CNTL_DIS |
+ RADEON_GMC_WR_MSK_DIS);
+
+ buffer[2] = (texpitch << 22) | (tex->offset >> 10);
+ buffer[3] = 0xffffffff;
+ buffer[4] = 0xffffffff;
+ buffer[5] = (image->y << 16) | image->x;
+ buffer[6] = (height << 16) | image->width;
+ buffer[7] = dwords;
+ buffer += 8;
+
+
+
+ if (microtile) {
+ /* texture micro tiling in use, minimum texture width is thus 16 bytes.
+ however, we cannot use blitter directly for texture width < 64 bytes,
+ since minimum tex pitch is 64 bytes and we need this to match
+ the texture width, otherwise the blitter will tile it wrong.
+ Thus, tiling manually in this case. Additionally, need to special
+ case tex height = 1, since our actual image will have height 2
+ and we need to ensure we don't read beyond the texture size
+ from user space. */
+ if (tex->height == 1) {
+ if (tex_width >= 64 || tex_width <= 16) {
+ if (DRM_COPY_FROM_USER(buffer, data,
+ tex_width * sizeof(u32))) {
+ DRM_ERROR("EFAULT on pad, %d bytes\n",
+ tex_width);
+ return DRM_ERR(EFAULT);
+ }
+ } else if (tex_width == 32) {
+ if (DRM_COPY_FROM_USER(buffer, data, 16)) {
+ DRM_ERROR("EFAULT on pad, %d bytes\n",
+ tex_width);
+ return DRM_ERR(EFAULT);
+ }
+ if (DRM_COPY_FROM_USER(buffer + 8, data + 16, 16)) {
+ DRM_ERROR("EFAULT on pad, %d bytes\n",
+ tex_width);
+ return DRM_ERR(EFAULT);
+ }
+ }
+ } else if (tex_width >= 64 || tex_width == 16) {
+ if (DRM_COPY_FROM_USER(buffer, data,
+ dwords * sizeof(u32))) {
+ DRM_ERROR("EFAULT on data, %d dwords\n",
+ dwords);
+ return DRM_ERR(EFAULT);
+ }
+ } else if (tex_width < 16) {
+ for (i = 0; i < tex->height; i++) {
+ if (DRM_COPY_FROM_USER(buffer, data, tex_width)) {
+ DRM_ERROR("EFAULT on pad, %d bytes\n",
+ tex_width);
+ return DRM_ERR(EFAULT);
+ }
+ buffer += 4;
+ data += tex_width;
+ }
+ } else if (tex_width == 32) {
+ /* TODO: make sure this works when not fitting in one buffer
+ (i.e. 32bytes x 2048...) */
+ for (i = 0; i < tex->height; i += 2) {
+ if (DRM_COPY_FROM_USER(buffer, data, 16)) {
+ DRM_ERROR("EFAULT on pad, %d bytes\n",
+ tex_width);
+ return DRM_ERR(EFAULT);
+ }
+ data += 16;
+ if (DRM_COPY_FROM_USER(buffer + 8, data, 16)) {
+ DRM_ERROR("EFAULT on pad, %d bytes\n",
+ tex_width);
+ return DRM_ERR(EFAULT);
+ }
+ data += 16;
+ if (DRM_COPY_FROM_USER(buffer + 4, data, 16)) {
+ DRM_ERROR("EFAULT on pad, %d bytes\n",
+ tex_width);
+ return DRM_ERR(EFAULT);
+ }
+ data += 16;
+ if (DRM_COPY_FROM_USER(buffer + 12, data, 16)) {
+ DRM_ERROR("EFAULT on pad, %d bytes\n",
+ tex_width);
+ return DRM_ERR(EFAULT);
+ }
+ data += 16;
+ buffer += 16;
+ }
+ }
+ }
+ else {
+ if (tex_width >= 32) {
+ /* Texture image width is larger than the minimum, so we
+ * can upload it directly.
+ */
+ if (DRM_COPY_FROM_USER(buffer, data,
+ dwords * sizeof(u32))) {
+ DRM_ERROR("EFAULT on data, %d dwords\n",
+ dwords);
+ return DRM_ERR(EFAULT);
+ }
+ } else {
+ /* Texture image width is less than the minimum, so we
+ * need to pad out each image scanline to the minimum
+ * width.
+ */
+ for (i = 0 ; i < tex->height ; i++) {
+ if (DRM_COPY_FROM_USER(buffer, data, tex_width )) {
+ DRM_ERROR("EFAULT on pad, %d bytes\n", tex_width);
+ return DRM_ERR(EFAULT);
+ }
+ buffer += 8;
+ data += tex_width;
+ }
+ }
+ }
+
+ buf->filp = filp;
+ buf->used = (dwords + 8) * sizeof(u32);
+ radeon_cp_dispatch_indirect( dev, buf, 0, buf->used );
+ radeon_cp_discard_buffer( dev, buf );
+
+ /* Update the input parameters for next time */
+ image->y += height;
+ image->height -= height;
+ image->data = (const u8 __user *)image->data + size;
+ } while (image->height > 0);
+
+ /* Flush the pixel cache after the blit completes. This ensures
+ * the texture data is written out to memory before rendering
+ * continues.
+ */
+ BEGIN_RING( 4 );
+ RADEON_FLUSH_CACHE();
+ RADEON_WAIT_UNTIL_2D_IDLE();
+ ADVANCE_RING();
+ return 0;
+}
+
+
+static void radeon_cp_dispatch_stipple( drm_device_t *dev, u32 *stipple )
+{
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+ int i;
+ RING_LOCALS;
+ DRM_DEBUG( "\n" );
+
+ BEGIN_RING( 35 );
+
+ OUT_RING( CP_PACKET0( RADEON_RE_STIPPLE_ADDR, 0 ) );
+ OUT_RING( 0x00000000 );
+
+ OUT_RING( CP_PACKET0_TABLE( RADEON_RE_STIPPLE_DATA, 31 ) );
+ for ( i = 0 ; i < 32 ; i++ ) {
+ OUT_RING( stipple[i] );
+ }
+
+ ADVANCE_RING();
+}
+
+static void radeon_apply_surface_regs(int surf_index, drm_radeon_private_t *dev_priv)
+{
+ if (!dev_priv->mmio)
+ return;
+
+ radeon_do_cp_idle(dev_priv);
+
+ RADEON_WRITE(RADEON_SURFACE0_INFO + 16*surf_index,
+ dev_priv->surfaces[surf_index].flags);
+ RADEON_WRITE(RADEON_SURFACE0_LOWER_BOUND + 16*surf_index,
+ dev_priv->surfaces[surf_index].lower);
+ RADEON_WRITE(RADEON_SURFACE0_UPPER_BOUND + 16*surf_index,
+ dev_priv->surfaces[surf_index].upper);
+}
+
+
+/* Allocates a virtual surface
+ * doesn't always allocate a real surface, will stretch an existing
+ * surface when possible.
+ *
+ * Note that refcount can be at most 2, since during a free refcount=3
+ * might mean we have to allocate a new surface which might not always
+ * be available.
+ * For example : we allocate three contigous surfaces ABC. If B is
+ * freed, we suddenly need two surfaces to store A and C, which might
+ * not always be available.
+ */
+static int alloc_surface(drm_radeon_surface_alloc_t* new, drm_radeon_private_t *dev_priv, DRMFILE filp)
+{
+ struct radeon_virt_surface *s;
+ int i;
+ int virt_surface_index;
+ uint32_t new_upper, new_lower;
+
+ new_lower = new->address;
+ new_upper = new_lower + new->size - 1;
+
+ /* sanity check */
+ if ((new_lower >= new_upper) || (new->flags == 0) || (new->size == 0) ||
+ ((new_upper & RADEON_SURF_ADDRESS_FIXED_MASK) != RADEON_SURF_ADDRESS_FIXED_MASK) ||
+ ((new_lower & RADEON_SURF_ADDRESS_FIXED_MASK) != 0))
+ return -1;
+
+ /* make sure there is no overlap with existing surfaces */
+ for (i = 0; i < RADEON_MAX_SURFACES; i++) {
+ if ((dev_priv->surfaces[i].refcount != 0) &&
+ (( (new_lower >= dev_priv->surfaces[i].lower) &&
+ (new_lower < dev_priv->surfaces[i].upper) ) ||
+ ( (new_lower < dev_priv->surfaces[i].lower) &&
+ (new_upper > dev_priv->surfaces[i].lower) )) ){
+ return -1;}
+ }
+
+ /* find a virtual surface */
+ for (i = 0; i < 2*RADEON_MAX_SURFACES; i++)
+ if (dev_priv->virt_surfaces[i].filp == 0)
+ break;
+ if (i == 2*RADEON_MAX_SURFACES) {
+ return -1;}
+ virt_surface_index = i;
+
+ /* try to reuse an existing surface */
+ for (i = 0; i < RADEON_MAX_SURFACES; i++) {
+ /* extend before */
+ if ((dev_priv->surfaces[i].refcount == 1) &&
+ (new->flags == dev_priv->surfaces[i].flags) &&
+ (new_upper + 1 == dev_priv->surfaces[i].lower)) {
+ s = &(dev_priv->virt_surfaces[virt_surface_index]);
+ s->surface_index = i;
+ s->lower = new_lower;
+ s->upper = new_upper;
+ s->flags = new->flags;
+ s->filp = filp;
+ dev_priv->surfaces[i].refcount++;
+ dev_priv->surfaces[i].lower = s->lower;
+ radeon_apply_surface_regs(s->surface_index, dev_priv);
+ return virt_surface_index;
+ }
+
+ /* extend after */
+ if ((dev_priv->surfaces[i].refcount == 1) &&
+ (new->flags == dev_priv->surfaces[i].flags) &&
+ (new_lower == dev_priv->surfaces[i].upper + 1)) {
+ s = &(dev_priv->virt_surfaces[virt_surface_index]);
+ s->surface_index = i;
+ s->lower = new_lower;
+ s->upper = new_upper;
+ s->flags = new->flags;
+ s->filp = filp;
+ dev_priv->surfaces[i].refcount++;
+ dev_priv->surfaces[i].upper = s->upper;
+ radeon_apply_surface_regs(s->surface_index, dev_priv);
+ return virt_surface_index;
+ }
+ }
+
+ /* okay, we need a new one */
+ for (i = 0; i < RADEON_MAX_SURFACES; i++) {
+ if (dev_priv->surfaces[i].refcount == 0) {
+ s = &(dev_priv->virt_surfaces[virt_surface_index]);
+ s->surface_index = i;
+ s->lower = new_lower;
+ s->upper = new_upper;
+ s->flags = new->flags;
+ s->filp = filp;
+ dev_priv->surfaces[i].refcount = 1;
+ dev_priv->surfaces[i].lower = s->lower;
+ dev_priv->surfaces[i].upper = s->upper;
+ dev_priv->surfaces[i].flags = s->flags;
+ radeon_apply_surface_regs(s->surface_index, dev_priv);
+ return virt_surface_index;
+ }
+ }
+
+ /* we didn't find anything */
+ return -1;
+}
+
+static int free_surface(DRMFILE filp, drm_radeon_private_t *dev_priv, int lower)
+{
+ struct radeon_virt_surface *s;
+ int i;
+ /* find the virtual surface */
+ for(i = 0; i < 2*RADEON_MAX_SURFACES; i++) {
+ s = &(dev_priv->virt_surfaces[i]);
+ if (s->filp) {
+ if ((lower == s->lower) && (filp == s->filp)) {
+ if (dev_priv->surfaces[s->surface_index].lower == s->lower)
+ dev_priv->surfaces[s->surface_index].lower = s->upper;
+
+ if (dev_priv->surfaces[s->surface_index].upper == s->upper)
+ dev_priv->surfaces[s->surface_index].upper = s->lower;
+
+ dev_priv->surfaces[s->surface_index].refcount--;
+ if (dev_priv->surfaces[s->surface_index].refcount == 0)
+ dev_priv->surfaces[s->surface_index].flags = 0;
+ s->filp = NULL;
+ radeon_apply_surface_regs(s->surface_index, dev_priv);
+ return 0;
+ }
+ }
+ }
+ return 1;
+}
+
+static void radeon_surfaces_release(DRMFILE filp, drm_radeon_private_t *dev_priv)
+{
+ int i;
+ for( i = 0; i < 2*RADEON_MAX_SURFACES; i++)
+ {
+ if (dev_priv->virt_surfaces[i].filp == filp)
+ free_surface(filp, dev_priv, dev_priv->virt_surfaces[i].lower);
+ }
+}
+
+/* ================================================================
+ * IOCTL functions
+ */
+static int radeon_surface_alloc(DRM_IOCTL_ARGS)
+{
+ DRM_DEVICE;
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+ drm_radeon_surface_alloc_t alloc;
+
+ if (!dev_priv) {
+ DRM_ERROR( "%s called with no initialization\n", __FUNCTION__ );
+ return DRM_ERR(EINVAL);
+ }
+
+ DRM_COPY_FROM_USER_IOCTL(alloc, (drm_radeon_surface_alloc_t __user *)data,
+ sizeof(alloc));
+
+ if (alloc_surface(&alloc, dev_priv, filp) == -1)
+ return DRM_ERR(EINVAL);
+ else
+ return 0;
+}
+
+static int radeon_surface_free(DRM_IOCTL_ARGS)
+{
+ DRM_DEVICE;
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+ drm_radeon_surface_free_t memfree;
+
+ if (!dev_priv) {
+ DRM_ERROR( "%s called with no initialization\n", __FUNCTION__ );
+ return DRM_ERR(EINVAL);
+ }
+
+ DRM_COPY_FROM_USER_IOCTL(memfree, (drm_radeon_mem_free_t __user *)data,
+ sizeof(memfree) );
+
+ if (free_surface(filp, dev_priv, memfree.address))
+ return DRM_ERR(EINVAL);
+ else
+ return 0;
+}
+
+static int radeon_cp_clear( DRM_IOCTL_ARGS )
+{
+ DRM_DEVICE;
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+ drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv;
+ drm_radeon_clear_t clear;
+ drm_radeon_clear_rect_t depth_boxes[RADEON_NR_SAREA_CLIPRECTS];
+ DRM_DEBUG( "\n" );
+
+ LOCK_TEST_WITH_RETURN( dev, filp );
+
+ DRM_COPY_FROM_USER_IOCTL( clear, (drm_radeon_clear_t __user *)data,
+ sizeof(clear) );
+
+ RING_SPACE_TEST_WITH_RETURN( dev_priv );
+
+ if ( sarea_priv->nbox > RADEON_NR_SAREA_CLIPRECTS )
+ sarea_priv->nbox = RADEON_NR_SAREA_CLIPRECTS;
+
+ if ( DRM_COPY_FROM_USER( &depth_boxes, clear.depth_boxes,
+ sarea_priv->nbox * sizeof(depth_boxes[0]) ) )
+ return DRM_ERR(EFAULT);
+
+ radeon_cp_dispatch_clear( dev, &clear, depth_boxes );
+
+ COMMIT_RING();
+ return 0;
+}
+
+
+/* Not sure why this isn't set all the time:
+ */
+static int radeon_do_init_pageflip( drm_device_t *dev )
+{
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+ RING_LOCALS;
+
+ DRM_DEBUG( "\n" );
+
+ BEGIN_RING( 6 );
+ RADEON_WAIT_UNTIL_3D_IDLE();
+ OUT_RING( CP_PACKET0( RADEON_CRTC_OFFSET_CNTL, 0 ) );
+ OUT_RING( RADEON_READ( RADEON_CRTC_OFFSET_CNTL ) | RADEON_CRTC_OFFSET_FLIP_CNTL );
+ OUT_RING( CP_PACKET0( RADEON_CRTC2_OFFSET_CNTL, 0 ) );
+ OUT_RING( RADEON_READ( RADEON_CRTC2_OFFSET_CNTL ) | RADEON_CRTC_OFFSET_FLIP_CNTL );
+ ADVANCE_RING();
+
+ dev_priv->page_flipping = 1;
+ dev_priv->current_page = 0;
+ dev_priv->sarea_priv->pfCurrentPage = dev_priv->current_page;
+
+ return 0;
+}
+
+/* Called whenever a client dies, from drm_release.
+ * NOTE: Lock isn't necessarily held when this is called!
+ */
+static int radeon_do_cleanup_pageflip( drm_device_t *dev )
+{
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+ DRM_DEBUG( "\n" );
+
+ if (dev_priv->current_page != 0)
+ radeon_cp_dispatch_flip( dev );
+
+ dev_priv->page_flipping = 0;
+ return 0;
+}
+
+/* Swapping and flipping are different operations, need different ioctls.
+ * They can & should be intermixed to support multiple 3d windows.
+ */
+static int radeon_cp_flip( DRM_IOCTL_ARGS )
+{
+ DRM_DEVICE;
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+ DRM_DEBUG( "\n" );
+
+ LOCK_TEST_WITH_RETURN( dev, filp );
+
+ RING_SPACE_TEST_WITH_RETURN( dev_priv );
+
+ if (!dev_priv->page_flipping)
+ radeon_do_init_pageflip( dev );
+
+ radeon_cp_dispatch_flip( dev );
+
+ COMMIT_RING();
+ return 0;
+}
+
+static int radeon_cp_swap( DRM_IOCTL_ARGS )
+{
+ DRM_DEVICE;
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+ drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv;
+ DRM_DEBUG( "\n" );
+
+ LOCK_TEST_WITH_RETURN( dev, filp );
+
+ RING_SPACE_TEST_WITH_RETURN( dev_priv );
+
+ if ( sarea_priv->nbox > RADEON_NR_SAREA_CLIPRECTS )
+ sarea_priv->nbox = RADEON_NR_SAREA_CLIPRECTS;
+
+ radeon_cp_dispatch_swap( dev );
+ dev_priv->sarea_priv->ctx_owner = 0;
+
+ COMMIT_RING();
+ return 0;
+}
+
+static int radeon_cp_vertex( DRM_IOCTL_ARGS )
+{
+ DRM_DEVICE;
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+ drm_file_t *filp_priv;
+ drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv;
+ drm_device_dma_t *dma = dev->dma;
+ drm_buf_t *buf;
+ drm_radeon_vertex_t vertex;
+ drm_radeon_tcl_prim_t prim;
+
+ LOCK_TEST_WITH_RETURN( dev, filp );
+
+ DRM_GET_PRIV_WITH_RETURN( filp_priv, filp );
+
+ DRM_COPY_FROM_USER_IOCTL( vertex, (drm_radeon_vertex_t __user *)data,
+ sizeof(vertex) );
+
+ DRM_DEBUG( "pid=%d index=%d count=%d discard=%d\n",
+ DRM_CURRENTPID,
+ vertex.idx, vertex.count, vertex.discard );
+
+ if ( vertex.idx < 0 || vertex.idx >= dma->buf_count ) {
+ DRM_ERROR( "buffer index %d (of %d max)\n",
+ vertex.idx, dma->buf_count - 1 );
+ return DRM_ERR(EINVAL);
+ }
+ if ( vertex.prim < 0 ||
+ vertex.prim > RADEON_PRIM_TYPE_3VRT_LINE_LIST ) {
+ DRM_ERROR( "buffer prim %d\n", vertex.prim );
+ return DRM_ERR(EINVAL);
+ }
+
+ RING_SPACE_TEST_WITH_RETURN( dev_priv );
+ VB_AGE_TEST_WITH_RETURN( dev_priv );
+
+ buf = dma->buflist[vertex.idx];
+
+ if ( buf->filp != filp ) {
+ DRM_ERROR( "process %d using buffer owned by %p\n",
+ DRM_CURRENTPID, buf->filp );
+ return DRM_ERR(EINVAL);
+ }
+ if ( buf->pending ) {
+ DRM_ERROR( "sending pending buffer %d\n", vertex.idx );
+ return DRM_ERR(EINVAL);
+ }
+
+ /* Build up a prim_t record:
+ */
+ if (vertex.count) {
+ buf->used = vertex.count; /* not used? */
+
+ if ( sarea_priv->dirty & ~RADEON_UPLOAD_CLIPRECTS ) {
+ if ( radeon_emit_state( dev_priv, filp_priv,
+ &sarea_priv->context_state,
+ sarea_priv->tex_state,
+ sarea_priv->dirty ) ) {
+ DRM_ERROR( "radeon_emit_state failed\n" );
+ return DRM_ERR( EINVAL );
+ }
+
+ sarea_priv->dirty &= ~(RADEON_UPLOAD_TEX0IMAGES |
+ RADEON_UPLOAD_TEX1IMAGES |
+ RADEON_UPLOAD_TEX2IMAGES |
+ RADEON_REQUIRE_QUIESCENCE);
+ }
+
+ prim.start = 0;
+ prim.finish = vertex.count; /* unused */
+ prim.prim = vertex.prim;
+ prim.numverts = vertex.count;
+ prim.vc_format = dev_priv->sarea_priv->vc_format;
+
+ radeon_cp_dispatch_vertex( dev, buf, &prim );
+ }
+
+ if (vertex.discard) {
+ radeon_cp_discard_buffer( dev, buf );
+ }
+
+ COMMIT_RING();
+ return 0;
+}
+
+static int radeon_cp_indices( DRM_IOCTL_ARGS )
+{
+ DRM_DEVICE;
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+ drm_file_t *filp_priv;
+ drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv;
+ drm_device_dma_t *dma = dev->dma;
+ drm_buf_t *buf;
+ drm_radeon_indices_t elts;
+ drm_radeon_tcl_prim_t prim;
+ int count;
+
+ LOCK_TEST_WITH_RETURN( dev, filp );
+
+ if ( !dev_priv ) {
+ DRM_ERROR( "%s called with no initialization\n", __FUNCTION__ );
+ return DRM_ERR(EINVAL);
+ }
+
+ DRM_GET_PRIV_WITH_RETURN( filp_priv, filp );
+
+ DRM_COPY_FROM_USER_IOCTL( elts, (drm_radeon_indices_t __user *)data,
+ sizeof(elts) );
+
+ DRM_DEBUG( "pid=%d index=%d start=%d end=%d discard=%d\n",
+ DRM_CURRENTPID,
+ elts.idx, elts.start, elts.end, elts.discard );
+
+ if ( elts.idx < 0 || elts.idx >= dma->buf_count ) {
+ DRM_ERROR( "buffer index %d (of %d max)\n",
+ elts.idx, dma->buf_count - 1 );
+ return DRM_ERR(EINVAL);
+ }
+ if ( elts.prim < 0 ||
+ elts.prim > RADEON_PRIM_TYPE_3VRT_LINE_LIST ) {
+ DRM_ERROR( "buffer prim %d\n", elts.prim );
+ return DRM_ERR(EINVAL);
+ }
+
+ RING_SPACE_TEST_WITH_RETURN( dev_priv );
+ VB_AGE_TEST_WITH_RETURN( dev_priv );
+
+ buf = dma->buflist[elts.idx];
+
+ if ( buf->filp != filp ) {
+ DRM_ERROR( "process %d using buffer owned by %p\n",
+ DRM_CURRENTPID, buf->filp );
+ return DRM_ERR(EINVAL);
+ }
+ if ( buf->pending ) {
+ DRM_ERROR( "sending pending buffer %d\n", elts.idx );
+ return DRM_ERR(EINVAL);
+ }
+
+ count = (elts.end - elts.start) / sizeof(u16);
+ elts.start -= RADEON_INDEX_PRIM_OFFSET;
+
+ if ( elts.start & 0x7 ) {
+ DRM_ERROR( "misaligned buffer 0x%x\n", elts.start );
+ return DRM_ERR(EINVAL);
+ }
+ if ( elts.start < buf->used ) {
+ DRM_ERROR( "no header 0x%x - 0x%x\n", elts.start, buf->used );
+ return DRM_ERR(EINVAL);
+ }
+
+ buf->used = elts.end;
+
+ if ( sarea_priv->dirty & ~RADEON_UPLOAD_CLIPRECTS ) {
+ if ( radeon_emit_state( dev_priv, filp_priv,
+ &sarea_priv->context_state,
+ sarea_priv->tex_state,
+ sarea_priv->dirty ) ) {
+ DRM_ERROR( "radeon_emit_state failed\n" );
+ return DRM_ERR( EINVAL );
+ }
+
+ sarea_priv->dirty &= ~(RADEON_UPLOAD_TEX0IMAGES |
+ RADEON_UPLOAD_TEX1IMAGES |
+ RADEON_UPLOAD_TEX2IMAGES |
+ RADEON_REQUIRE_QUIESCENCE);
+ }
+
+
+ /* Build up a prim_t record:
+ */
+ prim.start = elts.start;
+ prim.finish = elts.end;
+ prim.prim = elts.prim;
+ prim.offset = 0; /* offset from start of dma buffers */
+ prim.numverts = RADEON_MAX_VB_VERTS; /* duh */
+ prim.vc_format = dev_priv->sarea_priv->vc_format;
+
+ radeon_cp_dispatch_indices( dev, buf, &prim );
+ if (elts.discard) {
+ radeon_cp_discard_buffer( dev, buf );
+ }
+
+ COMMIT_RING();
+ return 0;
+}
+
+static int radeon_cp_texture( DRM_IOCTL_ARGS )
+{
+ DRM_DEVICE;
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+ drm_radeon_texture_t tex;
+ drm_radeon_tex_image_t image;
+ int ret;
+
+ LOCK_TEST_WITH_RETURN( dev, filp );
+
+ DRM_COPY_FROM_USER_IOCTL( tex, (drm_radeon_texture_t __user *)data, sizeof(tex) );
+
+ if ( tex.image == NULL ) {
+ DRM_ERROR( "null texture image!\n" );
+ return DRM_ERR(EINVAL);
+ }
+
+ if ( DRM_COPY_FROM_USER( &image,
+ (drm_radeon_tex_image_t __user *)tex.image,
+ sizeof(image) ) )
+ return DRM_ERR(EFAULT);
+
+ RING_SPACE_TEST_WITH_RETURN( dev_priv );
+ VB_AGE_TEST_WITH_RETURN( dev_priv );
+
+ ret = radeon_cp_dispatch_texture( filp, dev, &tex, &image );
+
+ COMMIT_RING();
+ return ret;
+}
+
+static int radeon_cp_stipple( DRM_IOCTL_ARGS )
+{
+ DRM_DEVICE;
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+ drm_radeon_stipple_t stipple;
+ u32 mask[32];
+
+ LOCK_TEST_WITH_RETURN( dev, filp );
+
+ DRM_COPY_FROM_USER_IOCTL( stipple, (drm_radeon_stipple_t __user *)data,
+ sizeof(stipple) );
+
+ if ( DRM_COPY_FROM_USER( &mask, stipple.mask, 32 * sizeof(u32) ) )
+ return DRM_ERR(EFAULT);
+
+ RING_SPACE_TEST_WITH_RETURN( dev_priv );
+
+ radeon_cp_dispatch_stipple( dev, mask );
+
+ COMMIT_RING();
+ return 0;
+}
+
+static int radeon_cp_indirect( DRM_IOCTL_ARGS )
+{
+ DRM_DEVICE;
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+ drm_device_dma_t *dma = dev->dma;
+ drm_buf_t *buf;
+ drm_radeon_indirect_t indirect;
+ RING_LOCALS;
+
+ LOCK_TEST_WITH_RETURN( dev, filp );
+
+ if ( !dev_priv ) {
+ DRM_ERROR( "%s called with no initialization\n", __FUNCTION__ );
+ return DRM_ERR(EINVAL);
+ }
+
+ DRM_COPY_FROM_USER_IOCTL( indirect, (drm_radeon_indirect_t __user *)data,
+ sizeof(indirect) );
+
+ DRM_DEBUG( "indirect: idx=%d s=%d e=%d d=%d\n",
+ indirect.idx, indirect.start,
+ indirect.end, indirect.discard );
+
+ if ( indirect.idx < 0 || indirect.idx >= dma->buf_count ) {
+ DRM_ERROR( "buffer index %d (of %d max)\n",
+ indirect.idx, dma->buf_count - 1 );
+ return DRM_ERR(EINVAL);
+ }
+
+ buf = dma->buflist[indirect.idx];
+
+ if ( buf->filp != filp ) {
+ DRM_ERROR( "process %d using buffer owned by %p\n",
+ DRM_CURRENTPID, buf->filp );
+ return DRM_ERR(EINVAL);
+ }
+ if ( buf->pending ) {
+ DRM_ERROR( "sending pending buffer %d\n", indirect.idx );
+ return DRM_ERR(EINVAL);
+ }
+
+ if ( indirect.start < buf->used ) {
+ DRM_ERROR( "reusing indirect: start=0x%x actual=0x%x\n",
+ indirect.start, buf->used );
+ return DRM_ERR(EINVAL);
+ }
+
+ RING_SPACE_TEST_WITH_RETURN( dev_priv );
+ VB_AGE_TEST_WITH_RETURN( dev_priv );
+
+ buf->used = indirect.end;
+
+ /* Wait for the 3D stream to idle before the indirect buffer
+ * containing 2D acceleration commands is processed.
+ */
+ BEGIN_RING( 2 );
+
+ RADEON_WAIT_UNTIL_3D_IDLE();
+
+ ADVANCE_RING();
+
+ /* Dispatch the indirect buffer full of commands from the
+ * X server. This is insecure and is thus only available to
+ * privileged clients.
+ */
+ radeon_cp_dispatch_indirect( dev, buf, indirect.start, indirect.end );
+ if (indirect.discard) {
+ radeon_cp_discard_buffer( dev, buf );
+ }
+
+
+ COMMIT_RING();
+ return 0;
+}
+
+static int radeon_cp_vertex2( DRM_IOCTL_ARGS )
+{
+ DRM_DEVICE;
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+ drm_file_t *filp_priv;
+ drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv;
+ drm_device_dma_t *dma = dev->dma;
+ drm_buf_t *buf;
+ drm_radeon_vertex2_t vertex;
+ int i;
+ unsigned char laststate;
+
+ LOCK_TEST_WITH_RETURN( dev, filp );
+
+ if ( !dev_priv ) {
+ DRM_ERROR( "%s called with no initialization\n", __FUNCTION__ );
+ return DRM_ERR(EINVAL);
+ }
+
+ DRM_GET_PRIV_WITH_RETURN( filp_priv, filp );
+
+ DRM_COPY_FROM_USER_IOCTL( vertex, (drm_radeon_vertex2_t __user *)data,
+ sizeof(vertex) );
+
+ DRM_DEBUG( "pid=%d index=%d discard=%d\n",
+ DRM_CURRENTPID,
+ vertex.idx, vertex.discard );
+
+ if ( vertex.idx < 0 || vertex.idx >= dma->buf_count ) {
+ DRM_ERROR( "buffer index %d (of %d max)\n",
+ vertex.idx, dma->buf_count - 1 );
+ return DRM_ERR(EINVAL);
+ }
+
+ RING_SPACE_TEST_WITH_RETURN( dev_priv );
+ VB_AGE_TEST_WITH_RETURN( dev_priv );
+
+ buf = dma->buflist[vertex.idx];
+
+ if ( buf->filp != filp ) {
+ DRM_ERROR( "process %d using buffer owned by %p\n",
+ DRM_CURRENTPID, buf->filp );
+ return DRM_ERR(EINVAL);
+ }
+
+ if ( buf->pending ) {
+ DRM_ERROR( "sending pending buffer %d\n", vertex.idx );
+ return DRM_ERR(EINVAL);
+ }
+
+ if (sarea_priv->nbox > RADEON_NR_SAREA_CLIPRECTS)
+ return DRM_ERR(EINVAL);
+
+ for (laststate = 0xff, i = 0 ; i < vertex.nr_prims ; i++) {
+ drm_radeon_prim_t prim;
+ drm_radeon_tcl_prim_t tclprim;
+
+ if ( DRM_COPY_FROM_USER( &prim, &vertex.prim[i], sizeof(prim) ) )
+ return DRM_ERR(EFAULT);
+
+ if ( prim.stateidx != laststate ) {
+ drm_radeon_state_t state;
+
+ if ( DRM_COPY_FROM_USER( &state,
+ &vertex.state[prim.stateidx],
+ sizeof(state) ) )
+ return DRM_ERR(EFAULT);
+
+ if ( radeon_emit_state2( dev_priv, filp_priv, &state ) ) {
+ DRM_ERROR( "radeon_emit_state2 failed\n" );
+ return DRM_ERR( EINVAL );
+ }
+
+ laststate = prim.stateidx;
+ }
+
+ tclprim.start = prim.start;
+ tclprim.finish = prim.finish;
+ tclprim.prim = prim.prim;
+ tclprim.vc_format = prim.vc_format;
+
+ if ( prim.prim & RADEON_PRIM_WALK_IND ) {
+ tclprim.offset = prim.numverts * 64;
+ tclprim.numverts = RADEON_MAX_VB_VERTS; /* duh */
+
+ radeon_cp_dispatch_indices( dev, buf, &tclprim );
+ } else {
+ tclprim.numverts = prim.numverts;
+ tclprim.offset = 0; /* not used */
+
+ radeon_cp_dispatch_vertex( dev, buf, &tclprim );
+ }
+
+ if (sarea_priv->nbox == 1)
+ sarea_priv->nbox = 0;
+ }
+
+ if ( vertex.discard ) {
+ radeon_cp_discard_buffer( dev, buf );
+ }
+
+ COMMIT_RING();
+ return 0;
+}
+
+
+static int radeon_emit_packets(
+ drm_radeon_private_t *dev_priv,
+ drm_file_t *filp_priv,
+ drm_radeon_cmd_header_t header,
+ drm_radeon_cmd_buffer_t *cmdbuf )
+{
+ int id = (int)header.packet.packet_id;
+ int sz, reg;
+ int *data = (int *)cmdbuf->buf;
+ RING_LOCALS;
+
+ if (id >= RADEON_MAX_STATE_PACKETS)
+ return DRM_ERR(EINVAL);
+
+ sz = packet[id].len;
+ reg = packet[id].start;
+
+ if (sz * sizeof(int) > cmdbuf->bufsz) {
+ DRM_ERROR( "Packet size provided larger than data provided\n" );
+ return DRM_ERR(EINVAL);
+ }
+
+ if ( radeon_check_and_fixup_packets( dev_priv, filp_priv, id, data ) ) {
+ DRM_ERROR( "Packet verification failed\n" );
+ return DRM_ERR( EINVAL );
+ }
+
+ BEGIN_RING(sz+1);
+ OUT_RING( CP_PACKET0( reg, (sz-1) ) );
+ OUT_RING_TABLE( data, sz );
+ ADVANCE_RING();
+
+ cmdbuf->buf += sz * sizeof(int);
+ cmdbuf->bufsz -= sz * sizeof(int);
+ return 0;
+}
+
+static __inline__ int radeon_emit_scalars(
+ drm_radeon_private_t *dev_priv,
+ drm_radeon_cmd_header_t header,
+ drm_radeon_cmd_buffer_t *cmdbuf )
+{
+ int sz = header.scalars.count;
+ int start = header.scalars.offset;
+ int stride = header.scalars.stride;
+ RING_LOCALS;
+
+ BEGIN_RING( 3+sz );
+ OUT_RING( CP_PACKET0( RADEON_SE_TCL_SCALAR_INDX_REG, 0 ) );
+ OUT_RING( start | (stride << RADEON_SCAL_INDX_DWORD_STRIDE_SHIFT));
+ OUT_RING( CP_PACKET0_TABLE( RADEON_SE_TCL_SCALAR_DATA_REG, sz-1 ) );
+ OUT_RING_TABLE( cmdbuf->buf, sz );
+ ADVANCE_RING();
+ cmdbuf->buf += sz * sizeof(int);
+ cmdbuf->bufsz -= sz * sizeof(int);
+ return 0;
+}
+
+/* God this is ugly
+ */
+static __inline__ int radeon_emit_scalars2(
+ drm_radeon_private_t *dev_priv,
+ drm_radeon_cmd_header_t header,
+ drm_radeon_cmd_buffer_t *cmdbuf )
+{
+ int sz = header.scalars.count;
+ int start = ((unsigned int)header.scalars.offset) + 0x100;
+ int stride = header.scalars.stride;
+ RING_LOCALS;
+
+ BEGIN_RING( 3+sz );
+ OUT_RING( CP_PACKET0( RADEON_SE_TCL_SCALAR_INDX_REG, 0 ) );
+ OUT_RING( start | (stride << RADEON_SCAL_INDX_DWORD_STRIDE_SHIFT));
+ OUT_RING( CP_PACKET0_TABLE( RADEON_SE_TCL_SCALAR_DATA_REG, sz-1 ) );
+ OUT_RING_TABLE( cmdbuf->buf, sz );
+ ADVANCE_RING();
+ cmdbuf->buf += sz * sizeof(int);
+ cmdbuf->bufsz -= sz * sizeof(int);
+ return 0;
+}
+
+static __inline__ int radeon_emit_vectors(
+ drm_radeon_private_t *dev_priv,
+ drm_radeon_cmd_header_t header,
+ drm_radeon_cmd_buffer_t *cmdbuf )
+{
+ int sz = header.vectors.count;
+ int start = header.vectors.offset;
+ int stride = header.vectors.stride;
+ RING_LOCALS;
+
+ BEGIN_RING( 3+sz );
+ OUT_RING( CP_PACKET0( RADEON_SE_TCL_VECTOR_INDX_REG, 0 ) );
+ OUT_RING( start | (stride << RADEON_VEC_INDX_OCTWORD_STRIDE_SHIFT));
+ OUT_RING( CP_PACKET0_TABLE( RADEON_SE_TCL_VECTOR_DATA_REG, (sz-1) ) );
+ OUT_RING_TABLE( cmdbuf->buf, sz );
+ ADVANCE_RING();
+
+ cmdbuf->buf += sz * sizeof(int);
+ cmdbuf->bufsz -= sz * sizeof(int);
+ return 0;
+}
+
+
+static int radeon_emit_packet3( drm_device_t *dev,
+ drm_file_t *filp_priv,
+ drm_radeon_cmd_buffer_t *cmdbuf )
+{
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+ unsigned int cmdsz;
+ int ret;
+ RING_LOCALS;
+
+ DRM_DEBUG("\n");
+
+ if ( ( ret = radeon_check_and_fixup_packet3( dev_priv, filp_priv,
+ cmdbuf, &cmdsz ) ) ) {
+ DRM_ERROR( "Packet verification failed\n" );
+ return ret;
+ }
+
+ BEGIN_RING( cmdsz );
+ OUT_RING_TABLE( cmdbuf->buf, cmdsz );
+ ADVANCE_RING();
+
+ cmdbuf->buf += cmdsz * 4;
+ cmdbuf->bufsz -= cmdsz * 4;
+ return 0;
+}
+
+
+static int radeon_emit_packet3_cliprect( drm_device_t *dev,
+ drm_file_t *filp_priv,
+ drm_radeon_cmd_buffer_t *cmdbuf,
+ int orig_nbox )
+{
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+ drm_clip_rect_t box;
+ unsigned int cmdsz;
+ int ret;
+ drm_clip_rect_t __user *boxes = cmdbuf->boxes;
+ int i = 0;
+ RING_LOCALS;
+
+ DRM_DEBUG("\n");
+
+ if ( ( ret = radeon_check_and_fixup_packet3( dev_priv, filp_priv,
+ cmdbuf, &cmdsz ) ) ) {
+ DRM_ERROR( "Packet verification failed\n" );
+ return ret;
+ }
+
+ if (!orig_nbox)
+ goto out;
+
+ do {
+ if ( i < cmdbuf->nbox ) {
+ if (DRM_COPY_FROM_USER( &box, &boxes[i], sizeof(box) ))
+ return DRM_ERR(EFAULT);
+ /* FIXME The second and subsequent times round
+ * this loop, send a WAIT_UNTIL_3D_IDLE before
+ * calling emit_clip_rect(). This fixes a
+ * lockup on fast machines when sending
+ * several cliprects with a cmdbuf, as when
+ * waving a 2D window over a 3D
+ * window. Something in the commands from user
+ * space seems to hang the card when they're
+ * sent several times in a row. That would be
+ * the correct place to fix it but this works
+ * around it until I can figure that out - Tim
+ * Smith */
+ if ( i ) {
+ BEGIN_RING( 2 );
+ RADEON_WAIT_UNTIL_3D_IDLE();
+ ADVANCE_RING();
+ }
+ radeon_emit_clip_rect( dev_priv, &box );
+ }
+
+ BEGIN_RING( cmdsz );
+ OUT_RING_TABLE( cmdbuf->buf, cmdsz );
+ ADVANCE_RING();
+
+ } while ( ++i < cmdbuf->nbox );
+ if (cmdbuf->nbox == 1)
+ cmdbuf->nbox = 0;
+
+ out:
+ cmdbuf->buf += cmdsz * 4;
+ cmdbuf->bufsz -= cmdsz * 4;
+ return 0;
+}
+
+
+static int radeon_emit_wait( drm_device_t *dev, int flags )
+{
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+ RING_LOCALS;
+
+ DRM_DEBUG("%s: %x\n", __FUNCTION__, flags);
+ switch (flags) {
+ case RADEON_WAIT_2D:
+ BEGIN_RING( 2 );
+ RADEON_WAIT_UNTIL_2D_IDLE();
+ ADVANCE_RING();
+ break;
+ case RADEON_WAIT_3D:
+ BEGIN_RING( 2 );
+ RADEON_WAIT_UNTIL_3D_IDLE();
+ ADVANCE_RING();
+ break;
+ case RADEON_WAIT_2D|RADEON_WAIT_3D:
+ BEGIN_RING( 2 );
+ RADEON_WAIT_UNTIL_IDLE();
+ ADVANCE_RING();
+ break;
+ default:
+ return DRM_ERR(EINVAL);
+ }
+
+ return 0;
+}
+
+static int radeon_cp_cmdbuf( DRM_IOCTL_ARGS )
+{
+ DRM_DEVICE;
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+ drm_file_t *filp_priv;
+ drm_device_dma_t *dma = dev->dma;
+ drm_buf_t *buf = NULL;
+ int idx;
+ drm_radeon_cmd_buffer_t cmdbuf;
+ drm_radeon_cmd_header_t header;
+ int orig_nbox, orig_bufsz;
+ char *kbuf=NULL;
+
+ LOCK_TEST_WITH_RETURN( dev, filp );
+
+ if ( !dev_priv ) {
+ DRM_ERROR( "%s called with no initialization\n", __FUNCTION__ );
+ return DRM_ERR(EINVAL);
+ }
+
+ DRM_GET_PRIV_WITH_RETURN( filp_priv, filp );
+
+ DRM_COPY_FROM_USER_IOCTL( cmdbuf, (drm_radeon_cmd_buffer_t __user *)data,
+ sizeof(cmdbuf) );
+
+ RING_SPACE_TEST_WITH_RETURN( dev_priv );
+ VB_AGE_TEST_WITH_RETURN( dev_priv );
+
+ if (cmdbuf.bufsz > 64*1024 || cmdbuf.bufsz<0) {
+ return DRM_ERR(EINVAL);
+ }
+
+ /* Allocate an in-kernel area and copy in the cmdbuf. Do this to avoid
+ * races between checking values and using those values in other code,
+ * and simply to avoid a lot of function calls to copy in data.
+ */
+ orig_bufsz = cmdbuf.bufsz;
+ if (orig_bufsz != 0) {
+ kbuf = drm_alloc(cmdbuf.bufsz, DRM_MEM_DRIVER);
+ if (kbuf == NULL)
+ return DRM_ERR(ENOMEM);
+ if (DRM_COPY_FROM_USER(kbuf, cmdbuf.buf, cmdbuf.bufsz)) {
+ drm_free(kbuf, orig_bufsz, DRM_MEM_DRIVER);
+ return DRM_ERR(EFAULT);
+ }
+ cmdbuf.buf = kbuf;
+ }
+
+ orig_nbox = cmdbuf.nbox;
+
+ while ( cmdbuf.bufsz >= sizeof(header) ) {
+
+ header.i = *(int *)cmdbuf.buf;
+ cmdbuf.buf += sizeof(header);
+ cmdbuf.bufsz -= sizeof(header);
+
+ switch (header.header.cmd_type) {
+ case RADEON_CMD_PACKET:
+ DRM_DEBUG("RADEON_CMD_PACKET\n");
+ if (radeon_emit_packets( dev_priv, filp_priv, header, &cmdbuf )) {
+ DRM_ERROR("radeon_emit_packets failed\n");
+ goto err;
+ }
+ break;
+
+ case RADEON_CMD_SCALARS:
+ DRM_DEBUG("RADEON_CMD_SCALARS\n");
+ if (radeon_emit_scalars( dev_priv, header, &cmdbuf )) {
+ DRM_ERROR("radeon_emit_scalars failed\n");
+ goto err;
+ }
+ break;
+
+ case RADEON_CMD_VECTORS:
+ DRM_DEBUG("RADEON_CMD_VECTORS\n");
+ if (radeon_emit_vectors( dev_priv, header, &cmdbuf )) {
+ DRM_ERROR("radeon_emit_vectors failed\n");
+ goto err;
+ }
+ break;
+
+ case RADEON_CMD_DMA_DISCARD:
+ DRM_DEBUG("RADEON_CMD_DMA_DISCARD\n");
+ idx = header.dma.buf_idx;
+ if ( idx < 0 || idx >= dma->buf_count ) {
+ DRM_ERROR( "buffer index %d (of %d max)\n",
+ idx, dma->buf_count - 1 );
+ goto err;
+ }
+
+ buf = dma->buflist[idx];
+ if ( buf->filp != filp || buf->pending ) {
+ DRM_ERROR( "bad buffer %p %p %d\n",
+ buf->filp, filp, buf->pending);
+ goto err;
+ }
+
+ radeon_cp_discard_buffer( dev, buf );
+ break;
+
+ case RADEON_CMD_PACKET3:
+ DRM_DEBUG("RADEON_CMD_PACKET3\n");
+ if (radeon_emit_packet3( dev, filp_priv, &cmdbuf )) {
+ DRM_ERROR("radeon_emit_packet3 failed\n");
+ goto err;
+ }
+ break;
+
+ case RADEON_CMD_PACKET3_CLIP:
+ DRM_DEBUG("RADEON_CMD_PACKET3_CLIP\n");
+ if (radeon_emit_packet3_cliprect( dev, filp_priv, &cmdbuf, orig_nbox )) {
+ DRM_ERROR("radeon_emit_packet3_clip failed\n");
+ goto err;
+ }
+ break;
+
+ case RADEON_CMD_SCALARS2:
+ DRM_DEBUG("RADEON_CMD_SCALARS2\n");
+ if (radeon_emit_scalars2( dev_priv, header, &cmdbuf )) {
+ DRM_ERROR("radeon_emit_scalars2 failed\n");
+ goto err;
+ }
+ break;
+
+ case RADEON_CMD_WAIT:
+ DRM_DEBUG("RADEON_CMD_WAIT\n");
+ if (radeon_emit_wait( dev, header.wait.flags )) {
+ DRM_ERROR("radeon_emit_wait failed\n");
+ goto err;
+ }
+ break;
+ default:
+ DRM_ERROR("bad cmd_type %d at %p\n",
+ header.header.cmd_type,
+ cmdbuf.buf - sizeof(header));
+ goto err;
+ }
+ }
+
+ if (orig_bufsz != 0)
+ drm_free(kbuf, orig_bufsz, DRM_MEM_DRIVER);
+
+ DRM_DEBUG("DONE\n");
+ COMMIT_RING();
+ return 0;
+
+err:
+ if (orig_bufsz != 0)
+ drm_free(kbuf, orig_bufsz, DRM_MEM_DRIVER);
+ return DRM_ERR(EINVAL);
+}
+
+
+
+static int radeon_cp_getparam( DRM_IOCTL_ARGS )
+{
+ DRM_DEVICE;
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+ drm_radeon_getparam_t param;
+ int value;
+
+ if ( !dev_priv ) {
+ DRM_ERROR( "%s called with no initialization\n", __FUNCTION__ );
+ return DRM_ERR(EINVAL);
+ }
+
+ DRM_COPY_FROM_USER_IOCTL( param, (drm_radeon_getparam_t __user *)data,
+ sizeof(param) );
+
+ DRM_DEBUG( "pid=%d\n", DRM_CURRENTPID );
+
+ switch( param.param ) {
+ case RADEON_PARAM_GART_BUFFER_OFFSET:
+ value = dev_priv->gart_buffers_offset;
+ break;
+ case RADEON_PARAM_LAST_FRAME:
+ dev_priv->stats.last_frame_reads++;
+ value = GET_SCRATCH( 0 );
+ break;
+ case RADEON_PARAM_LAST_DISPATCH:
+ value = GET_SCRATCH( 1 );
+ break;
+ case RADEON_PARAM_LAST_CLEAR:
+ dev_priv->stats.last_clear_reads++;
+ value = GET_SCRATCH( 2 );
+ break;
+ case RADEON_PARAM_IRQ_NR:
+ value = dev->irq;
+ break;
+ case RADEON_PARAM_GART_BASE:
+ value = dev_priv->gart_vm_start;
+ break;
+ case RADEON_PARAM_REGISTER_HANDLE:
+ value = dev_priv->mmio_offset;
+ break;
+ case RADEON_PARAM_STATUS_HANDLE:
+ value = dev_priv->ring_rptr_offset;
+ break;
+#if BITS_PER_LONG == 32
+ /*
+ * This ioctl() doesn't work on 64-bit platforms because hw_lock is a
+ * pointer which can't fit into an int-sized variable. According to
+ * Michel Dänzer, the ioctl() is only used on embedded platforms, so
+ * not supporting it shouldn't be a problem. If the same functionality
+ * is needed on 64-bit platforms, a new ioctl() would have to be added,
+ * so backwards-compatibility for the embedded platforms can be
+ * maintained. --davidm 4-Feb-2004.
+ */
+ case RADEON_PARAM_SAREA_HANDLE:
+ /* The lock is the first dword in the sarea. */
+ value = (long)dev->lock.hw_lock;
+ break;
+#endif
+ case RADEON_PARAM_GART_TEX_HANDLE:
+ value = dev_priv->gart_textures_offset;
+ break;
+ default:
+ return DRM_ERR(EINVAL);
+ }
+
+ if ( DRM_COPY_TO_USER( param.value, &value, sizeof(int) ) ) {
+ DRM_ERROR( "copy_to_user\n" );
+ return DRM_ERR(EFAULT);
+ }
+
+ return 0;
+}
+
+static int radeon_cp_setparam( DRM_IOCTL_ARGS ) {
+ DRM_DEVICE;
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+ drm_file_t *filp_priv;
+ drm_radeon_setparam_t sp;
+ struct drm_radeon_driver_file_fields *radeon_priv;
+
+ if ( !dev_priv ) {
+ DRM_ERROR( "%s called with no initialization\n", __FUNCTION__ );
+ return DRM_ERR( EINVAL );
+ }
+
+ DRM_GET_PRIV_WITH_RETURN( filp_priv, filp );
+
+ DRM_COPY_FROM_USER_IOCTL( sp, ( drm_radeon_setparam_t __user * )data,
+ sizeof( sp ) );
+
+ switch( sp.param ) {
+ case RADEON_SETPARAM_FB_LOCATION:
+ radeon_priv = filp_priv->driver_priv;
+ radeon_priv->radeon_fb_delta = dev_priv->fb_location - sp.value;
+ break;
+ case RADEON_SETPARAM_SWITCH_TILING:
+ if (sp.value == 0) {
+ DRM_DEBUG( "color tiling disabled\n" );
+ dev_priv->front_pitch_offset &= ~RADEON_DST_TILE_MACRO;
+ dev_priv->back_pitch_offset &= ~RADEON_DST_TILE_MACRO;
+ dev_priv->sarea_priv->tiling_enabled = 0;
+ }
+ else if (sp.value == 1) {
+ DRM_DEBUG( "color tiling enabled\n" );
+ dev_priv->front_pitch_offset |= RADEON_DST_TILE_MACRO;
+ dev_priv->back_pitch_offset |= RADEON_DST_TILE_MACRO;
+ dev_priv->sarea_priv->tiling_enabled = 1;
+ }
+ break;
+ default:
+ DRM_DEBUG( "Invalid parameter %d\n", sp.param );
+ return DRM_ERR( EINVAL );
+ }
+
+ return 0;
+}
+
+/* When a client dies:
+ * - Check for and clean up flipped page state
+ * - Free any alloced GART memory.
+ *
+ * DRM infrastructure takes care of reclaiming dma buffers.
+ */
+void radeon_driver_prerelease(drm_device_t *dev, DRMFILE filp)
+{
+ if ( dev->dev_private ) {
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+ if ( dev_priv->page_flipping ) {
+ radeon_do_cleanup_pageflip( dev );
+ }
+ radeon_mem_release( filp, dev_priv->gart_heap );
+ radeon_mem_release( filp, dev_priv->fb_heap );
+ radeon_surfaces_release(filp, dev_priv);
+ }
+}
+
+void radeon_driver_pretakedown(drm_device_t *dev)
+{
+ radeon_do_release(dev);
+}
+
+int radeon_driver_open_helper(drm_device_t *dev, drm_file_t *filp_priv)
+{
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+ struct drm_radeon_driver_file_fields *radeon_priv;
+
+ radeon_priv = (struct drm_radeon_driver_file_fields *)drm_alloc(sizeof(*radeon_priv), DRM_MEM_FILES);
+
+ if (!radeon_priv)
+ return -ENOMEM;
+
+ filp_priv->driver_priv = radeon_priv;
+ if ( dev_priv )
+ radeon_priv->radeon_fb_delta = dev_priv->fb_location;
+ else
+ radeon_priv->radeon_fb_delta = 0;
+ return 0;
+}
+
+
+void radeon_driver_free_filp_priv(drm_device_t *dev, drm_file_t *filp_priv)
+{
+ struct drm_radeon_driver_file_fields *radeon_priv = filp_priv->driver_priv;
+
+ drm_free(radeon_priv, sizeof(*radeon_priv), DRM_MEM_FILES);
+}
+
+drm_ioctl_desc_t radeon_ioctls[] = {
+ [DRM_IOCTL_NR(DRM_RADEON_CP_INIT)] = { radeon_cp_init, 1, 1 },
+ [DRM_IOCTL_NR(DRM_RADEON_CP_START)] = { radeon_cp_start, 1, 1 },
+ [DRM_IOCTL_NR(DRM_RADEON_CP_STOP)] = { radeon_cp_stop, 1, 1 },
+ [DRM_IOCTL_NR(DRM_RADEON_CP_RESET)] = { radeon_cp_reset, 1, 1 },
+ [DRM_IOCTL_NR(DRM_RADEON_CP_IDLE)] = { radeon_cp_idle, 1, 0 },
+ [DRM_IOCTL_NR(DRM_RADEON_CP_RESUME)] = { radeon_cp_resume, 1, 0 },
+ [DRM_IOCTL_NR(DRM_RADEON_RESET)] = { radeon_engine_reset, 1, 0 },
+ [DRM_IOCTL_NR(DRM_RADEON_FULLSCREEN)] = { radeon_fullscreen, 1, 0 },
+ [DRM_IOCTL_NR(DRM_RADEON_SWAP)] = { radeon_cp_swap, 1, 0 },
+ [DRM_IOCTL_NR(DRM_RADEON_CLEAR)] = { radeon_cp_clear, 1, 0 },
+ [DRM_IOCTL_NR(DRM_RADEON_VERTEX)] = { radeon_cp_vertex, 1, 0 },
+ [DRM_IOCTL_NR(DRM_RADEON_INDICES)] = { radeon_cp_indices, 1, 0 },
+ [DRM_IOCTL_NR(DRM_RADEON_TEXTURE)] = { radeon_cp_texture, 1, 0 },
+ [DRM_IOCTL_NR(DRM_RADEON_STIPPLE)] = { radeon_cp_stipple, 1, 0 },
+ [DRM_IOCTL_NR(DRM_RADEON_INDIRECT)] = { radeon_cp_indirect, 1, 1 },
+ [DRM_IOCTL_NR(DRM_RADEON_VERTEX2)] = { radeon_cp_vertex2, 1, 0 },
+ [DRM_IOCTL_NR(DRM_RADEON_CMDBUF)] = { radeon_cp_cmdbuf, 1, 0 },
+ [DRM_IOCTL_NR(DRM_RADEON_GETPARAM)] = { radeon_cp_getparam, 1, 0 },
+ [DRM_IOCTL_NR(DRM_RADEON_FLIP)] = { radeon_cp_flip, 1, 0 },
+ [DRM_IOCTL_NR(DRM_RADEON_ALLOC)] = { radeon_mem_alloc, 1, 0 },
+ [DRM_IOCTL_NR(DRM_RADEON_FREE)] = { radeon_mem_free, 1, 0 },
+ [DRM_IOCTL_NR(DRM_RADEON_INIT_HEAP)] = { radeon_mem_init_heap,1, 1 },
+ [DRM_IOCTL_NR(DRM_RADEON_IRQ_EMIT)] = { radeon_irq_emit, 1, 0 },
+ [DRM_IOCTL_NR(DRM_RADEON_IRQ_WAIT)] = { radeon_irq_wait, 1, 0 },
+ [DRM_IOCTL_NR(DRM_RADEON_SETPARAM)] = { radeon_cp_setparam, 1, 0 },
+ [DRM_IOCTL_NR(DRM_RADEON_SURF_ALLOC)] = { radeon_surface_alloc,1, 0 },
+ [DRM_IOCTL_NR(DRM_RADEON_SURF_FREE)] = { radeon_surface_free, 1, 0 }
+};
+
+int radeon_max_ioctl = DRM_ARRAY_SIZE(radeon_ioctls);