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-rw-r--r--linux/radeon_state.c1447
1 files changed, 1447 insertions, 0 deletions
diff --git a/linux/radeon_state.c b/linux/radeon_state.c
new file mode 100644
index 00000000..7bfefb2c
--- /dev/null
+++ b/linux/radeon_state.c
@@ -0,0 +1,1447 @@
+/* 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:
+ * Kevin E. Martin <martin@valinux.com>
+ * Gareth Hughes <gareth@valinux.com>
+ *
+ */
+
+#define __NO_VERSION__
+#include "drmP.h"
+#include "radeon_drv.h"
+#include "drm.h"
+#include <linux/delay.h>
+
+
+/* ================================================================
+ * 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();
+}
+
+static inline void radeon_emit_context( drm_radeon_private_t *dev_priv )
+{
+ drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv;
+ drm_radeon_context_regs_t *ctx = &sarea_priv->context_state;
+ RING_LOCALS;
+ DRM_DEBUG( " %s\n", __FUNCTION__ );
+
+ 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();
+}
+
+static inline void radeon_emit_vertfmt( drm_radeon_private_t *dev_priv )
+{
+ drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv;
+ drm_radeon_context_regs_t *ctx = &sarea_priv->context_state;
+ RING_LOCALS;
+ DRM_DEBUG( " %s\n", __FUNCTION__ );
+
+ BEGIN_RING( 2 );
+
+ OUT_RING( CP_PACKET0( RADEON_SE_COORD_FMT, 0 ) );
+ OUT_RING( ctx->se_coord_fmt );
+
+ ADVANCE_RING();
+}
+
+static inline void radeon_emit_line( drm_radeon_private_t *dev_priv )
+{
+ drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv;
+ drm_radeon_context_regs_t *ctx = &sarea_priv->context_state;
+ RING_LOCALS;
+ DRM_DEBUG( " %s\n", __FUNCTION__ );
+
+ 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();
+}
+
+static inline void radeon_emit_bumpmap( drm_radeon_private_t *dev_priv )
+{
+ drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv;
+ drm_radeon_context_regs_t *ctx = &sarea_priv->context_state;
+ RING_LOCALS;
+ DRM_DEBUG( " %s\n", __FUNCTION__ );
+
+ 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();
+}
+
+static inline void radeon_emit_masks( drm_radeon_private_t *dev_priv )
+{
+ drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv;
+ drm_radeon_context_regs_t *ctx = &sarea_priv->context_state;
+ RING_LOCALS;
+ DRM_DEBUG( " %s\n", __FUNCTION__ );
+
+ 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();
+}
+
+static inline void radeon_emit_viewport( drm_radeon_private_t *dev_priv )
+{
+ drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv;
+ drm_radeon_context_regs_t *ctx = &sarea_priv->context_state;
+ RING_LOCALS;
+ DRM_DEBUG( " %s\n", __FUNCTION__ );
+
+ 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();
+}
+
+static inline void radeon_emit_setup( drm_radeon_private_t *dev_priv )
+{
+ drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv;
+ drm_radeon_context_regs_t *ctx = &sarea_priv->context_state;
+ RING_LOCALS;
+ DRM_DEBUG( " %s\n", __FUNCTION__ );
+
+ 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();
+}
+
+static inline void radeon_emit_tcl( drm_radeon_private_t *dev_priv )
+{
+#ifdef TCL_ENABLE
+ drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv;
+ drm_radeon_context_regs_t *ctx = &sarea_priv->context_state;
+ RING_LOCALS;
+ DRM_DEBUG( " %s\n", __FUNCTION__ );
+
+ BEGIN_RING( 29 );
+
+ OUT_RING( CP_PACKET0( RADEON_SE_TCL_MATERIAL_EMMISSIVE_RED, 27 ) );
+ OUT_RING( ctx->se_tcl_material_emmissive.red );
+ OUT_RING( ctx->se_tcl_material_emmissive.green );
+ OUT_RING( ctx->se_tcl_material_emmissive.blue );
+ OUT_RING( ctx->se_tcl_material_emmissive.alpha );
+ OUT_RING( ctx->se_tcl_material_ambient.red );
+ OUT_RING( ctx->se_tcl_material_ambient.green );
+ OUT_RING( ctx->se_tcl_material_ambient.blue );
+ OUT_RING( ctx->se_tcl_material_ambient.alpha );
+ OUT_RING( ctx->se_tcl_material_diffuse.red );
+ OUT_RING( ctx->se_tcl_material_diffuse.green );
+ OUT_RING( ctx->se_tcl_material_diffuse.blue );
+ OUT_RING( ctx->se_tcl_material_diffuse.alpha );
+ OUT_RING( ctx->se_tcl_material_specular.red );
+ OUT_RING( ctx->se_tcl_material_specular.green );
+ OUT_RING( ctx->se_tcl_material_specular.blue );
+ OUT_RING( ctx->se_tcl_material_specular.alpha );
+ OUT_RING( ctx->se_tcl_shininess );
+ OUT_RING( ctx->se_tcl_output_vtx_fmt );
+ OUT_RING( ctx->se_tcl_output_vtx_sel );
+ OUT_RING( ctx->se_tcl_matrix_select_0 );
+ OUT_RING( ctx->se_tcl_matrix_select_1 );
+ OUT_RING( ctx->se_tcl_ucp_vert_blend_ctl );
+ OUT_RING( ctx->se_tcl_texture_proc_ctl );
+ OUT_RING( ctx->se_tcl_light_model_ctl );
+ for ( i = 0 ; i < 4 ; i++ ) {
+ OUT_RING( ctx->se_tcl_per_light_ctl[i] );
+ }
+
+ ADVANCE_RING();
+#else
+ DRM_ERROR( "TCL not enabled!\n" );
+#endif
+}
+
+static inline void radeon_emit_misc( drm_radeon_private_t *dev_priv )
+{
+ drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv;
+ drm_radeon_context_regs_t *ctx = &sarea_priv->context_state;
+ RING_LOCALS;
+ DRM_DEBUG( " %s\n", __FUNCTION__ );
+
+ BEGIN_RING( 2 );
+
+ OUT_RING( CP_PACKET0( RADEON_RE_MISC, 0 ) );
+ OUT_RING( ctx->re_misc );
+
+ ADVANCE_RING();
+}
+
+static inline void radeon_emit_tex0( drm_radeon_private_t *dev_priv )
+{
+ drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv;
+ drm_radeon_texture_regs_t *tex = &sarea_priv->tex_state[0];
+ RING_LOCALS;
+ DRM_DEBUG( " %s: offset=0x%x\n", __FUNCTION__, tex->pp_txoffset );
+
+ BEGIN_RING( 9 );
+
+ OUT_RING( CP_PACKET0( RADEON_PP_TXFILTER_0, 5 ) );
+ OUT_RING( tex->pp_txfilter );
+ OUT_RING( tex->pp_txformat );
+ OUT_RING( tex->pp_txoffset );
+ OUT_RING( tex->pp_txcblend );
+ OUT_RING( tex->pp_txablend );
+ OUT_RING( tex->pp_tfactor );
+
+ OUT_RING( CP_PACKET0( RADEON_PP_BORDER_COLOR_0, 0 ) );
+ OUT_RING( tex->pp_border_color );
+
+ ADVANCE_RING();
+}
+
+static inline void radeon_emit_tex1( drm_radeon_private_t *dev_priv )
+{
+ drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv;
+ drm_radeon_texture_regs_t *tex = &sarea_priv->tex_state[1];
+ RING_LOCALS;
+ DRM_DEBUG( " %s: offset=0x%x\n", __FUNCTION__, tex->pp_txoffset );
+
+ BEGIN_RING( 9 );
+
+ OUT_RING( CP_PACKET0( RADEON_PP_TXFILTER_1, 5 ) );
+ OUT_RING( tex->pp_txfilter );
+ OUT_RING( tex->pp_txformat );
+ OUT_RING( tex->pp_txoffset );
+ OUT_RING( tex->pp_txcblend );
+ OUT_RING( tex->pp_txablend );
+ OUT_RING( tex->pp_tfactor );
+
+ OUT_RING( CP_PACKET0( RADEON_PP_BORDER_COLOR_1, 0 ) );
+ OUT_RING( tex->pp_border_color );
+
+ ADVANCE_RING();
+}
+
+static inline void radeon_emit_tex2( drm_radeon_private_t *dev_priv )
+{
+ drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv;
+ drm_radeon_texture_regs_t *tex = &sarea_priv->tex_state[2];
+ RING_LOCALS;
+ DRM_DEBUG( " %s\n", __FUNCTION__ );
+
+ BEGIN_RING( 9 );
+
+ OUT_RING( CP_PACKET0( RADEON_PP_TXFILTER_2, 5 ) );
+ OUT_RING( tex->pp_txfilter );
+ OUT_RING( tex->pp_txformat );
+ OUT_RING( tex->pp_txoffset );
+ OUT_RING( tex->pp_txcblend );
+ OUT_RING( tex->pp_txablend );
+ OUT_RING( tex->pp_tfactor );
+
+ OUT_RING( CP_PACKET0( RADEON_PP_BORDER_COLOR_2, 0 ) );
+ OUT_RING( tex->pp_border_color );
+
+ ADVANCE_RING();
+}
+
+static inline void radeon_emit_state( drm_radeon_private_t *dev_priv )
+{
+ drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv;
+ unsigned int dirty = sarea_priv->dirty;
+
+ DRM_DEBUG( "%s: dirty=0x%08x\n", __FUNCTION__, dirty );
+
+ if ( dirty & RADEON_UPLOAD_CONTEXT ) {
+ radeon_emit_context( dev_priv );
+ sarea_priv->dirty &= ~RADEON_UPLOAD_CONTEXT;
+ }
+
+ if ( dirty & RADEON_UPLOAD_VERTFMT ) {
+ radeon_emit_vertfmt( dev_priv );
+ sarea_priv->dirty &= ~RADEON_UPLOAD_VERTFMT;
+ }
+
+ if ( dirty & RADEON_UPLOAD_LINE ) {
+ radeon_emit_line( dev_priv );
+ sarea_priv->dirty &= ~RADEON_UPLOAD_LINE;
+ }
+
+ if ( dirty & RADEON_UPLOAD_BUMPMAP ) {
+ radeon_emit_bumpmap( dev_priv );
+ sarea_priv->dirty &= ~RADEON_UPLOAD_BUMPMAP;
+ }
+
+ if ( dirty & RADEON_UPLOAD_MASKS ) {
+ radeon_emit_masks( dev_priv );
+ sarea_priv->dirty &= ~RADEON_UPLOAD_MASKS;
+ }
+
+ if ( dirty & RADEON_UPLOAD_VIEWPORT ) {
+ radeon_emit_viewport( dev_priv );
+ sarea_priv->dirty &= ~RADEON_UPLOAD_VIEWPORT;
+ }
+
+ if ( dirty & RADEON_UPLOAD_SETUP ) {
+ radeon_emit_setup( dev_priv );
+ sarea_priv->dirty &= ~RADEON_UPLOAD_SETUP;
+ }
+
+ if ( dirty & RADEON_UPLOAD_TCL ) {
+#ifdef TCL_ENABLE
+ radeon_emit_tcl( dev_priv );
+#endif
+ sarea_priv->dirty &= ~RADEON_UPLOAD_TCL;
+ }
+
+ if ( dirty & RADEON_UPLOAD_MISC ) {
+ radeon_emit_misc( dev_priv );
+ sarea_priv->dirty &= ~RADEON_UPLOAD_MISC;
+ }
+
+ if ( dirty & RADEON_UPLOAD_TEX0 ) {
+ radeon_emit_tex0( dev_priv );
+ sarea_priv->dirty &= ~RADEON_UPLOAD_TEX0;
+ }
+
+ if ( dirty & RADEON_UPLOAD_TEX1 ) {
+ radeon_emit_tex1( dev_priv );
+ sarea_priv->dirty &= ~RADEON_UPLOAD_TEX1;
+ }
+
+ if ( dirty & RADEON_UPLOAD_TEX2 ) {
+#if 0
+ radeon_emit_tex2( dev_priv );
+#endif
+ sarea_priv->dirty &= ~RADEON_UPLOAD_TEX2;
+ }
+
+ sarea_priv->dirty &= ~(RADEON_UPLOAD_TEX0IMAGES |
+ RADEON_UPLOAD_TEX1IMAGES |
+ RADEON_UPLOAD_TEX2IMAGES |
+ RADEON_REQUIRE_QUIESCENCE);
+}
+
+
+#if RADEON_PERFORMANCE_BOXES
+/* ================================================================
+ * 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 pitch, offset;
+ u32 color;
+ RING_LOCALS;
+
+ 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;
+ }
+
+ offset = dev_priv->back_offset;
+ pitch = dev_priv->back_pitch >> 3;
+
+ 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( (pitch << 22) | (offset >> 5) );
+ 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 )
+{
+ if ( atomic_read( &dev_priv->idle_count ) == 0 ) {
+ radeon_clear_box( dev_priv, 64, 4, 8, 8, 0, 255, 0 );
+ } else {
+ atomic_set( &dev_priv->idle_count, 0 );
+ }
+}
+
+#endif
+
+
+/* ================================================================
+ * CP command dispatch functions
+ */
+
+static void radeon_print_dirty( const char *msg, unsigned int flags )
+{
+ DRM_DEBUG( "%s: (0x%x) %s%s%s%s%s%s%s%s%s%s%s%s%s%s\n",
+ msg,
+ flags,
+ (flags & RADEON_UPLOAD_CONTEXT) ? "context, " : "",
+ (flags & RADEON_UPLOAD_VERTFMT) ? "vertfmt, " : "",
+ (flags & RADEON_UPLOAD_LINE) ? "line, " : "",
+ (flags & RADEON_UPLOAD_BUMPMAP) ? "bumpmap, " : "",
+ (flags & RADEON_UPLOAD_MASKS) ? "masks, " : "",
+ (flags & RADEON_UPLOAD_VIEWPORT) ? "viewport, " : "",
+ (flags & RADEON_UPLOAD_SETUP) ? "setup, " : "",
+ (flags & RADEON_UPLOAD_TCL) ? "tcl, " : "",
+ (flags & RADEON_UPLOAD_MISC) ? "misc, " : "",
+ (flags & RADEON_UPLOAD_TEX0) ? "tex0, " : "",
+ (flags & RADEON_UPLOAD_TEX1) ? "tex1, " : "",
+ (flags & RADEON_UPLOAD_TEX2) ? "tex2, " : "",
+ (flags & RADEON_UPLOAD_CLIPRECTS) ? "cliprects, " : "",
+ (flags & RADEON_REQUIRE_QUIESCENCE) ? "quiescence, " : "" );
+}
+
+static void radeon_cp_dispatch_clear( drm_device_t *dev,
+ drm_radeon_clear_t *clear )
+{
+ 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;
+ unsigned int flags = clear->flags;
+ int i;
+ RING_LOCALS;
+ DRM_DEBUG( "%s\n", __FUNCTION__ );
+
+ radeon_update_ring_snapshot( dev_priv );
+
+ 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;
+ }
+
+ 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 | 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( sarea_priv->context_state.rb3d_planemask );
+
+ ADVANCE_RING();
+
+ /* Make sure we restore the 3D state next time.
+ */
+ dev_priv->sarea_priv->dirty |= (RADEON_UPLOAD_CONTEXT |
+ RADEON_UPLOAD_MASKS);
+ }
+
+ 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();
+
+ }
+
+ if ( flags & RADEON_DEPTH ) {
+ drm_radeon_depth_clear_t *depth_clear =
+ &dev_priv->depth_clear;
+
+ if ( sarea_priv->dirty & ~RADEON_UPLOAD_CLIPRECTS ) {
+ radeon_emit_state( dev_priv );
+ }
+
+ /* FIXME: Render a rectangle to clear the depth
+ * buffer. So much for those "fast Z clears"...
+ */
+ BEGIN_RING( 23 );
+
+ RADEON_WAIT_UNTIL_2D_IDLE();
+
+ OUT_RING( CP_PACKET0( RADEON_PP_CNTL, 1 ) );
+ OUT_RING( 0x00000000 );
+ OUT_RING( depth_clear->rb3d_cntl );
+ OUT_RING( CP_PACKET0( RADEON_RB3D_ZSTENCILCNTL, 0 ) );
+ OUT_RING( depth_clear->rb3d_zstencilcntl );
+ OUT_RING( CP_PACKET0( RADEON_RB3D_PLANEMASK, 0 ) );
+ OUT_RING( 0x00000000 );
+ OUT_RING( CP_PACKET0( RADEON_SE_CNTL, 0 ) );
+ OUT_RING( depth_clear->se_cntl );
+
+ OUT_RING( CP_PACKET3( RADEON_3D_DRAW_IMMD, 10 ) );
+ OUT_RING( RADEON_VTX_Z_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( clear->rect.ui[CLEAR_X1] );
+ OUT_RING( clear->rect.ui[CLEAR_Y1] );
+ OUT_RING( clear->rect.ui[CLEAR_DEPTH] );
+
+ OUT_RING( clear->rect.ui[CLEAR_X1] );
+ OUT_RING( clear->rect.ui[CLEAR_Y2] );
+ OUT_RING( clear->rect.ui[CLEAR_DEPTH] );
+
+ OUT_RING( clear->rect.ui[CLEAR_X2] );
+ OUT_RING( clear->rect.ui[CLEAR_Y2] );
+ OUT_RING( clear->rect.ui[CLEAR_DEPTH] );
+
+ ADVANCE_RING();
+
+ /* Make sure we restore the 3D state next time.
+ */
+ dev_priv->sarea_priv->dirty |= (RADEON_UPLOAD_CONTEXT |
+ RADEON_UPLOAD_SETUP |
+ RADEON_UPLOAD_MASKS);
+ }
+ }
+
+ /* 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( "%s\n", __FUNCTION__ );
+
+ radeon_update_ring_snapshot( dev_priv );
+
+#if RADEON_PERFORMANCE_BOXES
+ /* Do some trivial performance monitoring...
+ */
+ radeon_cp_performance_boxes( dev_priv );
+#endif
+
+ /* 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 );
+
+ OUT_RING( dev_priv->back_pitch_offset );
+ OUT_RING( dev_priv->front_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;
+ RING_LOCALS;
+ DRM_DEBUG( "%s: page=%d\n", __FUNCTION__, dev_priv->current_page );
+
+ radeon_update_ring_snapshot( dev_priv );
+
+#if RADEON_PERFORMANCE_BOXES
+ /* Do some trivial performance monitoring...
+ */
+ radeon_cp_performance_boxes( dev_priv );
+#endif
+
+ BEGIN_RING( 6 );
+
+ RADEON_WAIT_UNTIL_3D_IDLE();
+ RADEON_WAIT_UNTIL_PAGE_FLIPPED();
+
+ OUT_RING( CP_PACKET0( RADEON_CRTC_OFFSET, 0 ) );
+
+ if ( dev_priv->current_page == 0 ) {
+ OUT_RING( dev_priv->back_offset );
+ dev_priv->current_page = 1;
+ } else {
+ OUT_RING( dev_priv->front_offset );
+ dev_priv->current_page = 0;
+ }
+
+ 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( 2 );
+
+ RADEON_FRAME_AGE( dev_priv->sarea_priv->last_frame );
+
+ ADVANCE_RING();
+}
+
+static void radeon_cp_dispatch_vertex( 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;
+ drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv;
+ int format = sarea_priv->vc_format;
+ int offset = dev_priv->agp_buffers_offset + buf->offset;
+ int size = buf->used;
+ int prim = buf_priv->prim;
+ int i = 0;
+ RING_LOCALS;
+ DRM_DEBUG( "%s: nbox=%d\n", __FUNCTION__, sarea_priv->nbox );
+
+ radeon_update_ring_snapshot( dev_priv );
+
+ if ( 1 )
+ radeon_print_dirty( "dispatch_vertex", sarea_priv->dirty );
+
+ if ( buf->used ) {
+ buf_priv->dispatched = 1;
+
+ if ( sarea_priv->dirty & ~RADEON_UPLOAD_CLIPRECTS ) {
+ radeon_emit_state( dev_priv );
+ }
+
+ do {
+ /* Emit the next set of up to three cliprects */
+ if ( i < sarea_priv->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( size );
+ OUT_RING( format );
+ OUT_RING( prim | RADEON_PRIM_WALK_LIST |
+ RADEON_COLOR_ORDER_RGBA |
+ RADEON_VTX_FMT_RADEON_MODE |
+ (size << RADEON_NUM_VERTICES_SHIFT) );
+
+ ADVANCE_RING();
+
+ i++;
+ } while ( i < sarea_priv->nbox );
+ }
+
+ if ( buf_priv->discard ) {
+ 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;
+ /* FIXME: Check dispatched field */
+ buf_priv->dispatched = 0;
+ }
+
+ dev_priv->sarea_priv->last_dispatch++;
+
+ sarea_priv->dirty &= ~RADEON_UPLOAD_CLIPRECTS;
+ sarea_priv->nbox = 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;
+ drm_radeon_buf_priv_t *buf_priv = buf->dev_private;
+ RING_LOCALS;
+ DRM_DEBUG( "indirect: buf=%d s=0x%x e=0x%x\n",
+ buf->idx, start, end );
+
+ radeon_update_ring_snapshot( dev_priv );
+
+ if ( start != end ) {
+ int offset = (dev_priv->agp_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_priv->buffers->handle
+ + buf->offset + start);
+ data[dwords++] = RADEON_CP_PACKET2;
+ }
+
+ buf_priv->dispatched = 1;
+
+ /* 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();
+ }
+
+ if ( buf_priv->discard ) {
+ buf_priv->age = dev_priv->sarea_priv->last_dispatch;
+
+ /* Emit the indirect buffer age */
+ BEGIN_RING( 2 );
+ RADEON_DISPATCH_AGE( buf_priv->age );
+ ADVANCE_RING();
+
+ buf->pending = 1;
+ buf->used = 0;
+ /* FIXME: Check dispatched field */
+ buf_priv->dispatched = 0;
+ }
+
+ dev_priv->sarea_priv->last_dispatch++;
+}
+
+static void radeon_cp_dispatch_indices( drm_device_t *dev,
+ drm_buf_t *buf,
+ int start, int end,
+ int count )
+{
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+ drm_radeon_buf_priv_t *buf_priv = buf->dev_private;
+ drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv;
+ int format = sarea_priv->vc_format;
+ int offset = dev_priv->agp_buffers_offset;
+ int prim = buf_priv->prim;
+ u32 *data;
+ int dwords;
+ int i = 0;
+ RING_LOCALS;
+ DRM_DEBUG( "indices: s=%d e=%d c=%d\n", start, end, count );
+
+ radeon_update_ring_snapshot( dev_priv );
+
+ if ( 0 )
+ radeon_print_dirty( "dispatch_indices", sarea_priv->dirty );
+
+ if ( start != end ) {
+ buf_priv->dispatched = 1;
+
+ if ( sarea_priv->dirty & ~RADEON_UPLOAD_CLIPRECTS ) {
+ radeon_emit_state( dev_priv );
+ }
+
+ dwords = (end - start + 3) / sizeof(u32);
+
+ data = (u32 *)((char *)dev_priv->buffers->handle
+ + buf->offset + start);
+
+ data[0] = CP_PACKET3( RADEON_3D_RNDR_GEN_INDX_PRIM, dwords-2 );
+
+ data[1] = offset;
+ data[2] = RADEON_MAX_VB_VERTS;
+ data[3] = format;
+ data[4] = (prim | RADEON_PRIM_WALK_IND |
+ RADEON_COLOR_ORDER_RGBA |
+ RADEON_VTX_FMT_RADEON_MODE |
+ (count << RADEON_NUM_VERTICES_SHIFT) );
+
+ if ( count & 0x1 ) {
+ data[dwords-1] &= 0x0000ffff;
+ }
+
+ do {
+ /* Emit the next set of up to three cliprects */
+ if ( i < sarea_priv->nbox ) {
+ radeon_emit_clip_rect( dev_priv,
+ &sarea_priv->boxes[i] );
+ }
+
+ radeon_cp_dispatch_indirect( dev, buf, start, end );
+
+ i++;
+ } while ( i < sarea_priv->nbox );
+ }
+
+ if ( buf_priv->discard ) {
+ 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;
+ /* FIXME: Check dispatched field */
+ buf_priv->dispatched = 0;
+ }
+
+ dev_priv->sarea_priv->last_dispatch++;
+
+ sarea_priv->dirty &= ~RADEON_UPLOAD_CLIPRECTS;
+ sarea_priv->nbox = 0;
+}
+
+static int radeon_cp_dispatch_blit( drm_device_t *dev,
+ drm_radeon_blit_t *blit )
+{
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+ drm_device_dma_t *dma = dev->dma;
+ drm_buf_t *buf;
+ drm_radeon_buf_priv_t *buf_priv;
+ u32 format;
+ u32 *data;
+ int dword_shift, dwords;
+ RING_LOCALS;
+ DRM_DEBUG( "blit: ofs=0x%x p=%d f=%d x=%hd y=%hd w=%hd h=%hd\n",
+ blit->offset >> 10, blit->pitch, blit->format,
+ blit->x, blit->y, blit->width, blit->height );
+
+ radeon_update_ring_snapshot( dev_priv );
+
+ /* 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 ( blit->format ) {
+ case RADEON_TXF_32BPP_ARGB8888:
+ case RADEON_TXF_32BPP_RGBA8888:
+ format = RADEON_COLOR_FORMAT_ARGB8888;
+ dword_shift = 0;
+ break;
+ case RADEON_TXF_16BPP_AI88:
+ case RADEON_TXF_16BPP_ARGB1555:
+ case RADEON_TXF_16BPP_RGB565:
+ case RADEON_TXF_16BPP_ARGB4444:
+ format = RADEON_COLOR_FORMAT_RGB565;
+ dword_shift = 1;
+ break;
+ case RADEON_TXF_8BPP_I:
+ case RADEON_TXF_8BPP_RGB332:
+ format = RADEON_COLOR_FORMAT_CI8;
+ dword_shift = 2;
+ break;
+ default:
+ DRM_ERROR( "invalid blit format %d\n", blit->format );
+ return -EINVAL;
+ }
+
+ /* 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();
+
+ /* Dispatch the indirect buffer.
+ */
+ buf = dma->buflist[blit->idx];
+ buf_priv = buf->dev_private;
+
+ if ( buf->pid != current->pid ) {
+ DRM_ERROR( "process %d using buffer owned by %d\n",
+ current->pid, buf->pid );
+ return -EINVAL;
+ }
+ if ( buf->pending ) {
+ DRM_ERROR( "sending pending buffer %d\n", blit->idx );
+ return -EINVAL;
+ }
+
+ buf_priv->discard = 1;
+
+ dwords = (blit->width * blit->height) >> dword_shift;
+ if ( !dwords ) dwords = 1;
+
+ data = (u32 *)((char *)dev_priv->buffers->handle + buf->offset);
+
+ data[0] = CP_PACKET3( RADEON_CNTL_HOSTDATA_BLT, dwords + 6 );
+ data[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);
+
+ data[2] = (blit->pitch << 22) | (blit->offset >> 10);
+ data[3] = 0xffffffff;
+ data[4] = 0xffffffff;
+ data[5] = (blit->y << 16) | blit->x;
+ data[6] = (blit->height << 16) | blit->width;
+ data[7] = dwords;
+
+ buf->used = (dwords + 8) * sizeof(u32);
+
+ radeon_cp_dispatch_indirect( dev, buf, 0, buf->used );
+
+ /* 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( "%s\n", __FUNCTION__ );
+
+ radeon_update_ring_snapshot( dev_priv );
+
+ 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();
+}
+
+
+/* ================================================================
+ * IOCTL functions
+ */
+
+int radeon_cp_clear( struct inode *inode, struct file *filp,
+ unsigned int cmd, unsigned long arg )
+{
+ drm_file_t *priv = filp->private_data;
+ drm_device_t *dev = priv->dev;
+ 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_DEBUG( "%s\n", __FUNCTION__ );
+
+ if ( !_DRM_LOCK_IS_HELD( dev->lock.hw_lock->lock ) ||
+ dev->lock.pid != current->pid ) {
+ DRM_ERROR( "%s called without lock held\n", __FUNCTION__ );
+ return -EINVAL;
+ }
+
+ if ( copy_from_user( &clear, (drm_radeon_clear_t *) arg,
+ sizeof(clear) ) )
+ return -EFAULT;
+
+ if ( sarea_priv->nbox > RADEON_NR_SAREA_CLIPRECTS )
+ sarea_priv->nbox = RADEON_NR_SAREA_CLIPRECTS;
+
+ radeon_cp_dispatch_clear( dev, &clear );
+
+ return 0;
+}
+
+int radeon_cp_swap( struct inode *inode, struct file *filp,
+ unsigned int cmd, unsigned long arg )
+{
+ drm_file_t *priv = filp->private_data;
+ drm_device_t *dev = priv->dev;
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+ drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv;
+ DRM_DEBUG( "%s\n", __FUNCTION__ );
+
+ if ( !_DRM_LOCK_IS_HELD( dev->lock.hw_lock->lock ) ||
+ dev->lock.pid != current->pid ) {
+ DRM_ERROR( "%s called without lock held\n", __FUNCTION__ );
+ return -EINVAL;
+ }
+
+ if ( sarea_priv->nbox > RADEON_NR_SAREA_CLIPRECTS )
+ sarea_priv->nbox = RADEON_NR_SAREA_CLIPRECTS;
+
+ if ( !dev_priv->page_flipping ) {
+ radeon_cp_dispatch_swap( dev );
+ dev_priv->sarea_priv->dirty |= (RADEON_UPLOAD_CONTEXT |
+ RADEON_UPLOAD_MASKS);
+ } else {
+ radeon_cp_dispatch_flip( dev );
+ }
+
+ return 0;
+}
+
+int radeon_cp_vertex( struct inode *inode, struct file *filp,
+ unsigned int cmd, unsigned long arg )
+{
+ drm_file_t *priv = filp->private_data;
+ drm_device_t *dev = priv->dev;
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+ drm_device_dma_t *dma = dev->dma;
+ drm_buf_t *buf;
+ drm_radeon_buf_priv_t *buf_priv;
+ drm_radeon_vertex_t vertex;
+
+ if ( !_DRM_LOCK_IS_HELD( dev->lock.hw_lock->lock ) ||
+ dev->lock.pid != current->pid ) {
+ DRM_ERROR( "%s called without lock held\n", __FUNCTION__ );
+ return -EINVAL;
+ }
+ if ( !dev_priv || dev_priv->is_pci ) {
+ DRM_ERROR( "%s called with a PCI card\n", __FUNCTION__ );
+ return -EINVAL;
+ }
+
+ if ( copy_from_user( &vertex, (drm_radeon_vertex_t *)arg,
+ sizeof(vertex) ) )
+ return -EFAULT;
+
+ DRM_DEBUG( "%s: pid=%d index=%d count=%d discard=%d\n",
+ __FUNCTION__, current->pid,
+ 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 -EINVAL;
+ }
+ if ( vertex.prim < 0 ||
+ vertex.prim > RADEON_PRIM_TYPE_3VRT_LINE_LIST ) {
+ DRM_ERROR( "buffer prim %d\n", vertex.prim );
+ return -EINVAL;
+ }
+
+ VB_AGE_CHECK_WITH_RET( dev_priv );
+
+ buf = dma->buflist[vertex.idx];
+ buf_priv = buf->dev_private;
+
+ if ( buf->pid != current->pid ) {
+ DRM_ERROR( "process %d using buffer owned by %d\n",
+ current->pid, buf->pid );
+ return -EINVAL;
+ }
+ if ( buf->pending ) {
+ DRM_ERROR( "sending pending buffer %d\n", vertex.idx );
+ return -EINVAL;
+ }
+
+ buf->used = vertex.count;
+ buf_priv->prim = vertex.prim;
+ buf_priv->discard = vertex.discard;
+
+ radeon_cp_dispatch_vertex( dev, buf );
+
+ return 0;
+}
+
+int radeon_cp_indices( struct inode *inode, struct file *filp,
+ unsigned int cmd, unsigned long arg )
+{
+ drm_file_t *priv = filp->private_data;
+ drm_device_t *dev = priv->dev;
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+ drm_device_dma_t *dma = dev->dma;
+ drm_buf_t *buf;
+ drm_radeon_buf_priv_t *buf_priv;
+ drm_radeon_indices_t elts;
+ int count;
+
+ if ( !_DRM_LOCK_IS_HELD( dev->lock.hw_lock->lock ) ||
+ dev->lock.pid != current->pid ) {
+ DRM_ERROR( "%s called without lock held\n", __FUNCTION__ );
+ return -EINVAL;
+ }
+ if ( !dev_priv || dev_priv->is_pci ) {
+ DRM_ERROR( "%s called with a PCI card\n", __FUNCTION__ );
+ return -EINVAL;
+ }
+
+ if ( copy_from_user( &elts, (drm_radeon_indices_t *)arg,
+ sizeof(elts) ) )
+ return -EFAULT;
+
+ DRM_DEBUG( "%s: pid=%d index=%d start=%d end=%d discard=%d\n",
+ __FUNCTION__, current->pid,
+ 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 -EINVAL;
+ }
+ if ( elts.prim < 0 ||
+ elts.prim > RADEON_PRIM_TYPE_3VRT_LINE_LIST ) {
+ DRM_ERROR( "buffer prim %d\n", elts.prim );
+ return -EINVAL;
+ }
+
+ VB_AGE_CHECK_WITH_RET( dev_priv );
+
+ buf = dma->buflist[elts.idx];
+ buf_priv = buf->dev_private;
+
+ if ( buf->pid != current->pid ) {
+ DRM_ERROR( "process %d using buffer owned by %d\n",
+ current->pid, buf->pid );
+ return -EINVAL;
+ }
+ if ( buf->pending ) {
+ DRM_ERROR( "sending pending buffer %d\n", elts.idx );
+ return -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 -EINVAL;
+ }
+ if ( elts.start < buf->used ) {
+ DRM_ERROR( "no header 0x%x - 0x%x\n", elts.start, buf->used );
+ return -EINVAL;
+ }
+
+ buf->used = elts.end;
+ buf_priv->prim = elts.prim;
+ buf_priv->discard = elts.discard;
+
+ radeon_cp_dispatch_indices( dev, buf, elts.start, elts.end, count );
+
+ return 0;
+}
+
+int radeon_cp_blit( struct inode *inode, struct file *filp,
+ unsigned int cmd, unsigned long arg )
+{
+ drm_file_t *priv = filp->private_data;
+ drm_device_t *dev = priv->dev;
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+ drm_device_dma_t *dma = dev->dma;
+ drm_radeon_blit_t blit;
+
+ if ( !_DRM_LOCK_IS_HELD( dev->lock.hw_lock->lock ) ||
+ dev->lock.pid != current->pid ) {
+ DRM_ERROR( "%s called without lock held\n", __FUNCTION__ );
+ return -EINVAL;
+ }
+
+ if ( copy_from_user( &blit, (drm_radeon_blit_t *)arg,
+ sizeof(blit) ) )
+ return -EFAULT;
+
+ DRM_DEBUG( "%s: pid=%d index=%d\n",
+ __FUNCTION__, current->pid, blit.idx );
+
+ if ( blit.idx < 0 || blit.idx > dma->buf_count ) {
+ DRM_ERROR( "sending %d buffers (of %d max)\n",
+ blit.idx, dma->buf_count );
+ return -EINVAL;
+ }
+
+ VB_AGE_CHECK_WITH_RET( dev_priv );
+
+ return radeon_cp_dispatch_blit( dev, &blit );
+}
+
+int radeon_cp_stipple( struct inode *inode, struct file *filp,
+ unsigned int cmd, unsigned long arg )
+{
+ drm_file_t *priv = filp->private_data;
+ drm_device_t *dev = priv->dev;
+ drm_radeon_stipple_t stipple;
+ u32 mask[32];
+
+ if ( !_DRM_LOCK_IS_HELD( dev->lock.hw_lock->lock ) ||
+ dev->lock.pid != current->pid ) {
+ DRM_ERROR( "%s called without lock held\n", __FUNCTION__ );
+ return -EINVAL;
+ }
+
+ if ( copy_from_user( &stipple, (drm_radeon_stipple_t *)arg,
+ sizeof(stipple) ) )
+ return -EFAULT;
+
+ if ( copy_from_user( &mask, stipple.mask,
+ 32 * sizeof(u32) ) )
+ return -EFAULT;
+
+ radeon_cp_dispatch_stipple( dev, mask );
+
+ return 0;
+}
+
+int radeon_cp_indirect( struct inode *inode, struct file *filp,
+ unsigned int cmd, unsigned long arg )
+{
+ drm_file_t *priv = filp->private_data;
+ drm_device_t *dev = priv->dev;
+ drm_radeon_private_t *dev_priv = dev->dev_private;
+ drm_device_dma_t *dma = dev->dma;
+ drm_buf_t *buf;
+ drm_radeon_buf_priv_t *buf_priv;
+ drm_radeon_indirect_t indirect;
+ RING_LOCALS;
+
+ if ( !_DRM_LOCK_IS_HELD( dev->lock.hw_lock->lock ) ||
+ dev->lock.pid != current->pid ) {
+ DRM_ERROR( "%s called without lock held\n", __FUNCTION__ );
+ return -EINVAL;
+ }
+ if ( !dev_priv || dev_priv->is_pci ) {
+ DRM_ERROR( "%s called with a PCI card\n", __FUNCTION__ );
+ return -EINVAL;
+ }
+
+ if ( copy_from_user( &indirect, (drm_radeon_indirect_t *)arg,
+ sizeof(indirect) ) )
+ return -EFAULT;
+
+ 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 -EINVAL;
+ }
+
+ buf = dma->buflist[indirect.idx];
+ buf_priv = buf->dev_private;
+
+ if ( buf->pid != current->pid ) {
+ DRM_ERROR( "process %d using buffer owned by %d\n",
+ current->pid, buf->pid );
+ return -EINVAL;
+ }
+ if ( buf->pending ) {
+ DRM_ERROR( "sending pending buffer %d\n", indirect.idx );
+ return -EINVAL;
+ }
+
+ if ( indirect.start < buf->used ) {
+ DRM_ERROR( "reusing indirect: start=0x%x actual=0x%x\n",
+ indirect.start, buf->used );
+ return -EINVAL;
+ }
+
+ VB_AGE_CHECK_WITH_RET( dev_priv );
+
+ buf->used = indirect.end;
+ buf_priv->discard = indirect.discard;
+
+ /* 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 );
+
+ return 0;
+}