| /* 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; |
| |
| /* Hrm ... the story of the offset ... So this function converts |
| * the various ideas of what userland clients might have for an |
| * offset in the card address space into an offset into the card |
| * address space :) So with a sane client, it should just keep |
| * the value intact and just do some boundary checking. However, |
| * not all clients are sane. Some older clients pass us 0 based |
| * offsets relative to the start of the framebuffer and some may |
| * assume the AGP aperture it appended to the framebuffer, so we |
| * try to detect those cases and fix them up. |
| * |
| * Note: It might be a good idea here to make sure the offset lands |
| * in some "allowed" area to protect things like the PCIE GART... |
| */ |
| |
| /* First, the best case, the offset already lands in either the |
| * framebuffer or the GART mapped space |
| */ |
| if ((off >= dev_priv->fb_location && |
| off < (dev_priv->fb_location + dev_priv->fb_size)) || |
| (off >= dev_priv->gart_vm_start && |
| off < (dev_priv->gart_vm_start + dev_priv->gart_size))) |
| return 0; |
| |
| /* Ok, that didn't happen... now check if we have a zero based |
| * offset that fits in the framebuffer + gart space, apply the |
| * magic offset we get from SETPARAM or calculated from fb_location |
| */ |
| if (off < (dev_priv->fb_size + dev_priv->gart_size)) { |
| radeon_priv = filp_priv->driver_priv; |
| off += radeon_priv->radeon_fb_delta; |
| } |
| |
| /* Finally, assume we aimed at a GART offset if beyond the fb */ |
| if (off > (dev_priv->fb_location + dev_priv->fb_size)) |
| off = off - (dev_priv->fb_location + dev_priv->fb_size) + |
| dev_priv->gart_vm_start; |
| |
| /* Now recheck and fail if out of bounds */ |
| if ((off >= dev_priv->fb_location && |
| off < (dev_priv->fb_location + dev_priv->fb_size)) || |
| (off >= dev_priv->gart_vm_start && |
| off < (dev_priv->gart_vm_start + dev_priv->gart_size))) { |
| DRM_DEBUG("offset fixed up to 0x%x\n", off); |
| *offset = off; |
| return 0; |
| } |
| return DRM_ERR(EINVAL); |
| } |
| |
| static __inline__ int radeon_check_and_fixup_packets(drm_radeon_private_t * |
| dev_priv, |
| drm_file_t * filp_priv, |
| int id, u32 *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: |
| case R200_EMIT_PP_AFS_0: |
| case R200_EMIT_PP_AFS_1: |
| case R200_EMIT_ATF_TFACTOR: |
| case R200_EMIT_PP_TXCTLALL_0: |
| case R200_EMIT_PP_TXCTLALL_1: |
| case R200_EMIT_PP_TXCTLALL_2: |
| case R200_EMIT_PP_TXCTLALL_3: |
| case R200_EMIT_PP_TXCTLALL_4: |
| case R200_EMIT_PP_TXCTLALL_5: |
| /* 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_kcmd_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"}, |
| {R200_PP_AFS_0, 32, "R200_PP_AFS_0"}, /* 85 */ |
| {R200_PP_AFS_1, 32, "R200_PP_AFS_1"}, |
| {R200_PP_TFACTOR_0, 8, "R200_ATF_TFACTOR"}, |
| {R200_PP_TXFILTER_0, 8, "R200_PP_TXCTLALL_0"}, |
| {R200_PP_TXFILTER_1, 8, "R200_PP_TXCTLALL_1"}, |
| {R200_PP_TXFILTER_2, 8, "R200_PP_TXCTLALL_2"}, |
| {R200_PP_TXFILTER_3, 8, "R200_PP_TXCTLALL_3"}, |
| {R200_PP_TXFILTER_4, 8, "R200_PP_TXCTLALL_4"}, |
| {R200_PP_TXFILTER_5, 8, "R200_PP_TXCTLALL_5"}, |
| }; |
| |
| /* ================================================================ |
| * 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. |
| */ |
| else 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 |
| |
| 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, spitch; |
| u32 height; |
| int i; |
| u32 texpitch, microtile; |
| u32 offset; |
| 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(); |
| |
| /* 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); |
| } |
| spitch = blit_width >> 6; |
| if (spitch == 0 && image->height > 1) |
| 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; |
| |
| #define RADEON_COPY_MT(_buf, _data, _width) \ |
| do { \ |
| if (DRM_COPY_FROM_USER(_buf, _data, (_width))) {\ |
| DRM_ERROR("EFAULT on pad, %d bytes\n", (_width)); \ |
| return DRM_ERR(EFAULT); \ |
| } \ |
| } while(0) |
| |
| 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) { |
| RADEON_COPY_MT(buffer, data, |
| (int)(tex_width * sizeof(u32))); |
| } else if (tex_width == 32) { |
| RADEON_COPY_MT(buffer, data, 16); |
| RADEON_COPY_MT(buffer + 8, |
| data + 16, 16); |
| } |
| } else if (tex_width >= 64 || tex_width == 16) { |
| RADEON_COPY_MT(buffer, data, |
| (int)(dwords * sizeof(u32))); |
| } else if (tex_width < 16) { |
| for (i = 0; i < tex->height; i++) { |
| RADEON_COPY_MT(buffer, data, tex_width); |
| 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) { |
| RADEON_COPY_MT(buffer, data, 16); |
| data += 16; |
| RADEON_COPY_MT(buffer + 8, data, 16); |
| data += 16; |
| RADEON_COPY_MT(buffer + 4, data, 16); |
| data += 16; |
| RADEON_COPY_MT(buffer + 12, data, 16); |
| data += 16; |
| buffer += 16; |
| } |
| } |
| } else { |
| if (tex_width >= 32) { |
| /* Texture image width is larger than the minimum, so we |
| * can upload it directly. |
| */ |
| RADEON_COPY_MT(buffer, data, |
| (int)(dwords * sizeof(u32))); |
| } 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++) { |
| RADEON_COPY_MT(buffer, data, tex_width); |
| buffer += 8; |
| data += tex_width; |
| } |
| } |
| } |
| |
| #undef RADEON_COPY_MT |
| buf->filp = filp; |
| buf->used = size; |
| offset = dev_priv->gart_buffers_offset + buf->offset; |
| BEGIN_RING(9); |
| 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 | |
| (format << 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((spitch << 22) | (offset >> 10)); |
| OUT_RING((texpitch << 22) | (tex->offset >> 10)); |
| OUT_RING(0); |
| OUT_RING((image->x << 16) | image->y); |
| OUT_RING((image->width << 16) | height); |
| RADEON_WAIT_UNTIL_2D_IDLE(); |
| ADVANCE_RING(); |
| |
| 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); |
| |
| 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_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_kcmd_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_kcmd_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_kcmd_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_kcmd_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_kcmd_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_kcmd_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_kcmd_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, (void __user *)cmdbuf.buf, |
| cmdbuf.bufsz)) { |
| drm_free(kbuf, orig_bufsz, DRM_MEM_DRIVER); |
| return DRM_ERR(EFAULT); |
| } |
| cmdbuf.buf = kbuf; |
| } |
| |
| orig_nbox = cmdbuf.nbox; |
| |
| if (dev_priv->microcode_version == UCODE_R300) { |
| int temp; |
| temp = r300_do_cp_cmdbuf(dev, filp, filp_priv, &cmdbuf); |
| |
| if (orig_bufsz != 0) |
| drm_free(kbuf, orig_bufsz, DRM_MEM_DRIVER); |
| |
| return temp; |
| } |
| |
| /* microcode_version != r300 */ |
| 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; |
| |
| case RADEON_PARAM_CARD_TYPE: |
| if (dev_priv->flags & CHIP_IS_PCIE) |
| value = RADEON_CARD_PCIE; |
| else if (dev_priv->flags & CHIP_IS_AGP) |
| value = RADEON_CARD_AGP; |
| else |
| value = RADEON_CARD_PCI; |
| 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; |
| case RADEON_SETPARAM_PCIGART_LOCATION: |
| dev_priv->pcigart_offset = sp.value; |
| break; |
| case RADEON_SETPARAM_NEW_MEMMAP: |
| dev_priv->new_memmap = sp.value; |
| 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. |
| * - Free any alloced radeon surfaces. |
| * |
| * DRM infrastructure takes care of reclaiming dma buffers. |
| */ |
| void radeon_driver_preclose(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_lastclose(drm_device_t * dev) |
| { |
| radeon_do_release(dev); |
| } |
| |
| int radeon_driver_open(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; |
| |
| DRM_DEBUG("\n"); |
| 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_postclose(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, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, |
| [DRM_IOCTL_NR(DRM_RADEON_CP_START)] = {radeon_cp_start, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, |
| [DRM_IOCTL_NR(DRM_RADEON_CP_STOP)] = {radeon_cp_stop, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, |
| [DRM_IOCTL_NR(DRM_RADEON_CP_RESET)] = {radeon_cp_reset, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, |
| [DRM_IOCTL_NR(DRM_RADEON_CP_IDLE)] = {radeon_cp_idle, DRM_AUTH}, |
| [DRM_IOCTL_NR(DRM_RADEON_CP_RESUME)] = {radeon_cp_resume, DRM_AUTH}, |
| [DRM_IOCTL_NR(DRM_RADEON_RESET)] = {radeon_engine_reset, DRM_AUTH}, |
| [DRM_IOCTL_NR(DRM_RADEON_FULLSCREEN)] = {radeon_fullscreen, DRM_AUTH}, |
| [DRM_IOCTL_NR(DRM_RADEON_SWAP)] = {radeon_cp_swap, DRM_AUTH}, |
| [DRM_IOCTL_NR(DRM_RADEON_CLEAR)] = {radeon_cp_clear, DRM_AUTH}, |
| [DRM_IOCTL_NR(DRM_RADEON_VERTEX)] = {radeon_cp_vertex, DRM_AUTH}, |
| [DRM_IOCTL_NR(DRM_RADEON_INDICES)] = {radeon_cp_indices, DRM_AUTH}, |
| [DRM_IOCTL_NR(DRM_RADEON_TEXTURE)] = {radeon_cp_texture, DRM_AUTH}, |
| [DRM_IOCTL_NR(DRM_RADEON_STIPPLE)] = {radeon_cp_stipple, DRM_AUTH}, |
| [DRM_IOCTL_NR(DRM_RADEON_INDIRECT)] = {radeon_cp_indirect, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, |
| [DRM_IOCTL_NR(DRM_RADEON_VERTEX2)] = {radeon_cp_vertex2, DRM_AUTH}, |
| [DRM_IOCTL_NR(DRM_RADEON_CMDBUF)] = {radeon_cp_cmdbuf, DRM_AUTH}, |
| [DRM_IOCTL_NR(DRM_RADEON_GETPARAM)] = {radeon_cp_getparam, DRM_AUTH}, |
| [DRM_IOCTL_NR(DRM_RADEON_FLIP)] = {radeon_cp_flip, DRM_AUTH}, |
| [DRM_IOCTL_NR(DRM_RADEON_ALLOC)] = {radeon_mem_alloc, DRM_AUTH}, |
| [DRM_IOCTL_NR(DRM_RADEON_FREE)] = {radeon_mem_free, DRM_AUTH}, |
| [DRM_IOCTL_NR(DRM_RADEON_INIT_HEAP)] = {radeon_mem_init_heap, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, |
| [DRM_IOCTL_NR(DRM_RADEON_IRQ_EMIT)] = {radeon_irq_emit, DRM_AUTH}, |
| [DRM_IOCTL_NR(DRM_RADEON_IRQ_WAIT)] = {radeon_irq_wait, DRM_AUTH}, |
| [DRM_IOCTL_NR(DRM_RADEON_SETPARAM)] = {radeon_cp_setparam, DRM_AUTH}, |
| [DRM_IOCTL_NR(DRM_RADEON_SURF_ALLOC)] = {radeon_surface_alloc, DRM_AUTH}, |
| [DRM_IOCTL_NR(DRM_RADEON_SURF_FREE)] = {radeon_surface_free, DRM_AUTH} |
| }; |
| |
| int radeon_max_ioctl = DRM_ARRAY_SIZE(radeon_ioctls); |