diff options
Diffstat (limited to 'nx-X11/extras/Mesa/src/mesa/drivers/dri/radeon/radeon_ioctl.c')
| -rw-r--r-- | nx-X11/extras/Mesa/src/mesa/drivers/dri/radeon/radeon_ioctl.c | 1283 |
1 files changed, 0 insertions, 1283 deletions
diff --git a/nx-X11/extras/Mesa/src/mesa/drivers/dri/radeon/radeon_ioctl.c b/nx-X11/extras/Mesa/src/mesa/drivers/dri/radeon/radeon_ioctl.c deleted file mode 100644 index 53c5d5ca5..000000000 --- a/nx-X11/extras/Mesa/src/mesa/drivers/dri/radeon/radeon_ioctl.c +++ /dev/null @@ -1,1283 +0,0 @@ -/* $XFree86: xc/lib/GL/mesa/src/drv/radeon/radeon_ioctl.c,v 1.11 2003/01/29 22:04:59 dawes Exp $ */ -/************************************************************************** - -Copyright 2000, 2001 ATI Technologies Inc., Ontario, Canada, and - 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 THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE -LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION -OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION -WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - -**************************************************************************/ - -/* - * Authors: - * Kevin E. Martin <martin@valinux.com> - * Gareth Hughes <gareth@valinux.com> - * Keith Whitwell <keith@tungstengraphics.com> - */ - -#include <sched.h> -#include <errno.h> - -#include "glheader.h" -#include "imports.h" -#include "simple_list.h" -#include "swrast/swrast.h" - -#include "radeon_context.h" -#include "radeon_state.h" -#include "radeon_ioctl.h" -#include "radeon_tcl.h" -#include "radeon_sanity.h" - -#define STANDALONE_MMIO -#include "radeon_macros.h" /* for INREG() */ - -#include "vblank.h" - -#define RADEON_TIMEOUT 512 -#define RADEON_IDLE_RETRY 16 - - -static void radeonWaitForIdle( radeonContextPtr rmesa ); -static int radeonFlushCmdBufLocked( radeonContextPtr rmesa, - const char * caller ); - -static void print_state_atom( struct radeon_state_atom *state ) -{ - int i; - - fprintf(stderr, "emit %s/%d\n", state->name, state->cmd_size); - - if (RADEON_DEBUG & DEBUG_VERBOSE) - for (i = 0 ; i < state->cmd_size ; i++) - fprintf(stderr, "\t%s[%d]: %x\n", state->name, i, state->cmd[i]); - -} - -static void radeonSaveHwState( radeonContextPtr rmesa ) -{ - struct radeon_state_atom *atom; - char * dest = rmesa->backup_store.cmd_buf; - - if (RADEON_DEBUG & DEBUG_STATE) - fprintf(stderr, "%s\n", __FUNCTION__); - - rmesa->backup_store.cmd_used = 0; - - foreach( atom, &rmesa->hw.atomlist ) { - if ( atom->check( rmesa->glCtx ) ) { - int size = atom->cmd_size * 4; - memcpy( dest, atom->cmd, size); - dest += size; - rmesa->backup_store.cmd_used += size; - if (RADEON_DEBUG & DEBUG_STATE) - print_state_atom( atom ); - } - } - - assert( rmesa->backup_store.cmd_used <= RADEON_CMD_BUF_SZ ); - if (RADEON_DEBUG & DEBUG_STATE) - fprintf(stderr, "Returning to radeonEmitState\n"); -} - -/* At this point we were in FlushCmdBufLocked but we had lost our context, so - * we need to unwire our current cmdbuf, hook the one with the saved state in - * it, flush it, and then put the current one back. This is so commands at the - * start of a cmdbuf can rely on the state being kept from the previous one. - */ -static void radeonBackUpAndEmitLostStateLocked( radeonContextPtr rmesa ) -{ - GLuint nr_released_bufs; - struct radeon_store saved_store; - - if (rmesa->backup_store.cmd_used == 0) - return; - - if (RADEON_DEBUG & DEBUG_STATE) - fprintf(stderr, "Emitting backup state on lost context\n"); - - rmesa->lost_context = GL_FALSE; - - nr_released_bufs = rmesa->dma.nr_released_bufs; - saved_store = rmesa->store; - rmesa->dma.nr_released_bufs = 0; - rmesa->store = rmesa->backup_store; - radeonFlushCmdBufLocked( rmesa, __FUNCTION__ ); - rmesa->dma.nr_released_bufs = nr_released_bufs; - rmesa->store = saved_store; -} - -/* ============================================================= - * Kernel command buffer handling - */ - -/* The state atoms will be emitted in the order they appear in the atom list, - * so this step is important. - */ -void radeonSetUpAtomList( radeonContextPtr rmesa ) -{ - int i, mtu = rmesa->glCtx->Const.MaxTextureUnits; - - make_empty_list(&rmesa->hw.atomlist); - rmesa->hw.atomlist.name = "atom-list"; - - insert_at_tail(&rmesa->hw.atomlist, &rmesa->hw.ctx); - insert_at_tail(&rmesa->hw.atomlist, &rmesa->hw.set); - insert_at_tail(&rmesa->hw.atomlist, &rmesa->hw.lin); - insert_at_tail(&rmesa->hw.atomlist, &rmesa->hw.msk); - insert_at_tail(&rmesa->hw.atomlist, &rmesa->hw.vpt); - insert_at_tail(&rmesa->hw.atomlist, &rmesa->hw.tcl); - insert_at_tail(&rmesa->hw.atomlist, &rmesa->hw.msc); - for (i = 0; i < mtu; ++i) { - insert_at_tail(&rmesa->hw.atomlist, &rmesa->hw.tex[i]); - insert_at_tail(&rmesa->hw.atomlist, &rmesa->hw.txr[i]); - } - insert_at_tail(&rmesa->hw.atomlist, &rmesa->hw.zbs); - insert_at_tail(&rmesa->hw.atomlist, &rmesa->hw.mtl); - for (i = 0; i < 3 + mtu; ++i) - insert_at_tail(&rmesa->hw.atomlist, &rmesa->hw.mat[i]); - for (i = 0; i < 8; ++i) - insert_at_tail(&rmesa->hw.atomlist, &rmesa->hw.lit[i]); - for (i = 0; i < 6; ++i) - insert_at_tail(&rmesa->hw.atomlist, &rmesa->hw.ucp[i]); - insert_at_tail(&rmesa->hw.atomlist, &rmesa->hw.eye); - insert_at_tail(&rmesa->hw.atomlist, &rmesa->hw.grd); - insert_at_tail(&rmesa->hw.atomlist, &rmesa->hw.fog); - insert_at_tail(&rmesa->hw.atomlist, &rmesa->hw.glt); -} - -void radeonEmitState( radeonContextPtr rmesa ) -{ - struct radeon_state_atom *atom; - char *dest; - - if (RADEON_DEBUG & (DEBUG_STATE|DEBUG_PRIMS)) - fprintf(stderr, "%s\n", __FUNCTION__); - - if (rmesa->save_on_next_emit) { - radeonSaveHwState(rmesa); - rmesa->save_on_next_emit = GL_FALSE; - } - - /* this code used to return here but now it emits zbs */ - - /* To avoid going across the entire set of states multiple times, just check - * for enough space for the case of emitting all state, and inline the - * radeonAllocCmdBuf code here without all the checks. - */ - radeonEnsureCmdBufSpace(rmesa, rmesa->hw.max_state_size); - dest = rmesa->store.cmd_buf + rmesa->store.cmd_used; - - /* We always always emit zbs, this is due to a bug found by keithw in - the hardware and rediscovered after Erics changes by me. - if you ever touch this code make sure you emit zbs otherwise - you get tcl lockups on at least M7/7500 class of chips - airlied */ - rmesa->hw.zbs.dirty=1; - - if (RADEON_DEBUG & DEBUG_STATE) { - foreach(atom, &rmesa->hw.atomlist) { - if (atom->dirty || rmesa->hw.all_dirty) { - if (atom->check(rmesa->glCtx)) - print_state_atom(atom); - else - fprintf(stderr, "skip state %s\n", atom->name); - } - } - } - - foreach(atom, &rmesa->hw.atomlist) { - if (rmesa->hw.all_dirty) - atom->dirty = GL_TRUE; - if (!(rmesa->radeonScreen->chipset & RADEON_CHIPSET_TCL) && - atom->is_tcl) - atom->dirty = GL_FALSE; - if (atom->dirty) { - if (atom->check(rmesa->glCtx)) { - int size = atom->cmd_size * 4; - memcpy(dest, atom->cmd, size); - dest += size; - rmesa->store.cmd_used += size; - atom->dirty = GL_FALSE; - } - } - } - - assert(rmesa->store.cmd_used <= RADEON_CMD_BUF_SZ); - - rmesa->hw.is_dirty = GL_FALSE; - rmesa->hw.all_dirty = GL_FALSE; -} - -/* Fire a section of the retained (indexed_verts) buffer as a regular - * primtive. - */ -extern void radeonEmitVbufPrim( radeonContextPtr rmesa, - GLuint vertex_format, - GLuint primitive, - GLuint vertex_nr ) -{ - drm_radeon_cmd_header_t *cmd; - - - assert(!(primitive & RADEON_CP_VC_CNTL_PRIM_WALK_IND)); - - radeonEmitState( rmesa ); - - if (RADEON_DEBUG & DEBUG_IOCTL) - fprintf(stderr, "%s cmd_used/4: %d\n", __FUNCTION__, - rmesa->store.cmd_used/4); - - cmd = (drm_radeon_cmd_header_t *)radeonAllocCmdBuf( rmesa, VBUF_BUFSZ, - __FUNCTION__ ); -#if RADEON_OLD_PACKETS - cmd[0].i = 0; - cmd[0].header.cmd_type = RADEON_CMD_PACKET3_CLIP; - cmd[1].i = RADEON_CP_PACKET3_3D_RNDR_GEN_INDX_PRIM | (3 << 16); - cmd[2].i = rmesa->ioctl.vertex_offset; - cmd[3].i = vertex_nr; - cmd[4].i = vertex_format; - cmd[5].i = (primitive | - RADEON_CP_VC_CNTL_PRIM_WALK_LIST | - RADEON_CP_VC_CNTL_COLOR_ORDER_RGBA | - RADEON_CP_VC_CNTL_VTX_FMT_RADEON_MODE | - (vertex_nr << RADEON_CP_VC_CNTL_NUM_SHIFT)); - - if (RADEON_DEBUG & DEBUG_PRIMS) - fprintf(stderr, "%s: header 0x%x offt 0x%x vfmt 0x%x vfcntl %x \n", - __FUNCTION__, - cmd[1].i, cmd[2].i, cmd[4].i, cmd[5].i); -#else - cmd[0].i = 0; - cmd[0].header.cmd_type = RADEON_CMD_PACKET3_CLIP; - cmd[1].i = RADEON_CP_PACKET3_3D_DRAW_VBUF | (1 << 16); - cmd[2].i = vertex_format; - cmd[3].i = (primitive | - RADEON_CP_VC_CNTL_PRIM_WALK_LIST | - RADEON_CP_VC_CNTL_COLOR_ORDER_RGBA | - RADEON_CP_VC_CNTL_MAOS_ENABLE | - RADEON_CP_VC_CNTL_VTX_FMT_RADEON_MODE | - (vertex_nr << RADEON_CP_VC_CNTL_NUM_SHIFT)); - - - if (RADEON_DEBUG & DEBUG_PRIMS) - fprintf(stderr, "%s: header 0x%x vfmt 0x%x vfcntl %x \n", - __FUNCTION__, - cmd[1].i, cmd[2].i, cmd[3].i); -#endif -} - - -void radeonFlushElts( radeonContextPtr rmesa ) -{ - int *cmd = (int *)(rmesa->store.cmd_buf + rmesa->store.elts_start); - int dwords; -#if RADEON_OLD_PACKETS - int nr = (rmesa->store.cmd_used - (rmesa->store.elts_start + 24)) / 2; -#else - int nr = (rmesa->store.cmd_used - (rmesa->store.elts_start + 16)) / 2; -#endif - - if (RADEON_DEBUG & DEBUG_IOCTL) - fprintf(stderr, "%s\n", __FUNCTION__); - - assert( rmesa->dma.flush == radeonFlushElts ); - rmesa->dma.flush = NULL; - - /* Cope with odd number of elts: - */ - rmesa->store.cmd_used = (rmesa->store.cmd_used + 2) & ~2; - dwords = (rmesa->store.cmd_used - rmesa->store.elts_start) / 4; - -#if RADEON_OLD_PACKETS - cmd[1] |= (dwords - 3) << 16; - cmd[5] |= nr << RADEON_CP_VC_CNTL_NUM_SHIFT; -#else - cmd[1] |= (dwords - 3) << 16; - cmd[3] |= nr << RADEON_CP_VC_CNTL_NUM_SHIFT; -#endif - - if (RADEON_DEBUG & DEBUG_SYNC) { - fprintf(stderr, "%s: Syncing\n", __FUNCTION__); - radeonFinish( rmesa->glCtx ); - } -} - - -GLushort *radeonAllocEltsOpenEnded( radeonContextPtr rmesa, - GLuint vertex_format, - GLuint primitive, - GLuint min_nr ) -{ - drm_radeon_cmd_header_t *cmd; - GLushort *retval; - - if (RADEON_DEBUG & DEBUG_IOCTL) - fprintf(stderr, "%s %d\n", __FUNCTION__, min_nr); - - assert((primitive & RADEON_CP_VC_CNTL_PRIM_WALK_IND)); - - radeonEmitState( rmesa ); - - cmd = (drm_radeon_cmd_header_t *)radeonAllocCmdBuf( rmesa, - ELTS_BUFSZ(min_nr), - __FUNCTION__ ); -#if RADEON_OLD_PACKETS - cmd[0].i = 0; - cmd[0].header.cmd_type = RADEON_CMD_PACKET3_CLIP; - cmd[1].i = RADEON_CP_PACKET3_3D_RNDR_GEN_INDX_PRIM; - cmd[2].i = rmesa->ioctl.vertex_offset; - cmd[3].i = 0xffff; - cmd[4].i = vertex_format; - cmd[5].i = (primitive | - RADEON_CP_VC_CNTL_PRIM_WALK_IND | - RADEON_CP_VC_CNTL_COLOR_ORDER_RGBA | - RADEON_CP_VC_CNTL_VTX_FMT_RADEON_MODE); - - retval = (GLushort *)(cmd+6); -#else - cmd[0].i = 0; - cmd[0].header.cmd_type = RADEON_CMD_PACKET3_CLIP; - cmd[1].i = RADEON_CP_PACKET3_3D_DRAW_INDX; - cmd[2].i = vertex_format; - cmd[3].i = (primitive | - RADEON_CP_VC_CNTL_PRIM_WALK_IND | - RADEON_CP_VC_CNTL_COLOR_ORDER_RGBA | - RADEON_CP_VC_CNTL_MAOS_ENABLE | - RADEON_CP_VC_CNTL_VTX_FMT_RADEON_MODE); - - retval = (GLushort *)(cmd+4); -#endif - - if (RADEON_DEBUG & DEBUG_PRIMS) - fprintf(stderr, "%s: header 0x%x vfmt 0x%x prim %x \n", - __FUNCTION__, - cmd[1].i, vertex_format, primitive); - - assert(!rmesa->dma.flush); - rmesa->glCtx->Driver.NeedFlush |= FLUSH_STORED_VERTICES; - rmesa->dma.flush = radeonFlushElts; - - rmesa->store.elts_start = ((char *)cmd) - rmesa->store.cmd_buf; - - return retval; -} - - - -void radeonEmitVertexAOS( radeonContextPtr rmesa, - GLuint vertex_size, - GLuint offset ) -{ -#if RADEON_OLD_PACKETS - rmesa->ioctl.vertex_size = vertex_size; - rmesa->ioctl.vertex_offset = offset; -#else - drm_radeon_cmd_header_t *cmd; - - if (RADEON_DEBUG & (DEBUG_PRIMS|DEBUG_IOCTL)) - fprintf(stderr, "%s: vertex_size 0x%x offset 0x%x \n", - __FUNCTION__, vertex_size, offset); - - cmd = (drm_radeon_cmd_header_t *)radeonAllocCmdBuf( rmesa, VERT_AOS_BUFSZ, - __FUNCTION__ ); - - cmd[0].i = 0; - cmd[0].header.cmd_type = RADEON_CMD_PACKET3; - cmd[1].i = RADEON_CP_PACKET3_3D_LOAD_VBPNTR | (2 << 16); - cmd[2].i = 1; - cmd[3].i = vertex_size | (vertex_size << 8); - cmd[4].i = offset; -#endif -} - - -void radeonEmitAOS( radeonContextPtr rmesa, - struct radeon_dma_region **component, - GLuint nr, - GLuint offset ) -{ -#if RADEON_OLD_PACKETS - assert( nr == 1 ); - assert( component[0]->aos_size == component[0]->aos_stride ); - rmesa->ioctl.vertex_size = component[0]->aos_size; - rmesa->ioctl.vertex_offset = - (component[0]->aos_start + offset * component[0]->aos_stride * 4); -#else - drm_radeon_cmd_header_t *cmd; - int sz = AOS_BUFSZ(nr); - int i; - int *tmp; - - if (RADEON_DEBUG & DEBUG_IOCTL) - fprintf(stderr, "%s\n", __FUNCTION__); - - - cmd = (drm_radeon_cmd_header_t *)radeonAllocCmdBuf( rmesa, sz, - __FUNCTION__ ); - cmd[0].i = 0; - cmd[0].header.cmd_type = RADEON_CMD_PACKET3; - cmd[1].i = RADEON_CP_PACKET3_3D_LOAD_VBPNTR | (((sz / sizeof(int))-3) << 16); - cmd[2].i = nr; - tmp = &cmd[0].i; - cmd += 3; - - for (i = 0 ; i < nr ; i++) { - if (i & 1) { - cmd[0].i |= ((component[i]->aos_stride << 24) | - (component[i]->aos_size << 16)); - cmd[2].i = (component[i]->aos_start + - offset * component[i]->aos_stride * 4); - cmd += 3; - } - else { - cmd[0].i = ((component[i]->aos_stride << 8) | - (component[i]->aos_size << 0)); - cmd[1].i = (component[i]->aos_start + - offset * component[i]->aos_stride * 4); - } - } - - if (RADEON_DEBUG & DEBUG_VERTS) { - fprintf(stderr, "%s:\n", __FUNCTION__); - for (i = 0 ; i < sz ; i++) - fprintf(stderr, " %d: %x\n", i, tmp[i]); - } -#endif -} - -/* using already shifted color_fmt! */ -void radeonEmitBlit( radeonContextPtr rmesa, /* FIXME: which drmMinor is required? */ - GLuint color_fmt, - GLuint src_pitch, - GLuint src_offset, - GLuint dst_pitch, - GLuint dst_offset, - GLint srcx, GLint srcy, - GLint dstx, GLint dsty, - GLuint w, GLuint h ) -{ - drm_radeon_cmd_header_t *cmd; - - if (RADEON_DEBUG & DEBUG_IOCTL) - fprintf(stderr, "%s src %x/%x %d,%d dst: %x/%x %d,%d sz: %dx%d\n", - __FUNCTION__, - src_pitch, src_offset, srcx, srcy, - dst_pitch, dst_offset, dstx, dsty, - w, h); - - assert( (src_pitch & 63) == 0 ); - assert( (dst_pitch & 63) == 0 ); - assert( (src_offset & 1023) == 0 ); - assert( (dst_offset & 1023) == 0 ); - assert( w < (1<<16) ); - assert( h < (1<<16) ); - - cmd = (drm_radeon_cmd_header_t *)radeonAllocCmdBuf( rmesa, 8 * sizeof(int), - __FUNCTION__ ); - - - cmd[0].i = 0; - cmd[0].header.cmd_type = RADEON_CMD_PACKET3; - cmd[1].i = RADEON_CP_PACKET3_CNTL_BITBLT_MULTI | (5 << 16); - cmd[2].i = (RADEON_GMC_SRC_PITCH_OFFSET_CNTL | - RADEON_GMC_DST_PITCH_OFFSET_CNTL | - RADEON_GMC_BRUSH_NONE | - color_fmt | - RADEON_GMC_SRC_DATATYPE_COLOR | - RADEON_ROP3_S | - RADEON_DP_SRC_SOURCE_MEMORY | - RADEON_GMC_CLR_CMP_CNTL_DIS | - RADEON_GMC_WR_MSK_DIS ); - - cmd[3].i = ((src_pitch/64)<<22) | (src_offset >> 10); - cmd[4].i = ((dst_pitch/64)<<22) | (dst_offset >> 10); - cmd[5].i = (srcx << 16) | srcy; - cmd[6].i = (dstx << 16) | dsty; /* dst */ - cmd[7].i = (w << 16) | h; -} - - -void radeonEmitWait( radeonContextPtr rmesa, GLuint flags ) -{ - if (rmesa->dri.drmMinor >= 6) { - drm_radeon_cmd_header_t *cmd; - - assert( !(flags & ~(RADEON_WAIT_2D|RADEON_WAIT_3D)) ); - - cmd = (drm_radeon_cmd_header_t *)radeonAllocCmdBuf( rmesa, 1 * sizeof(int), - __FUNCTION__ ); - cmd[0].i = 0; - cmd[0].wait.cmd_type = RADEON_CMD_WAIT; - cmd[0].wait.flags = flags; - } -} - - -static int radeonFlushCmdBufLocked( radeonContextPtr rmesa, - const char * caller ) -{ - int ret, i; - drm_radeon_cmd_buffer_t cmd; - - if (rmesa->lost_context) - radeonBackUpAndEmitLostStateLocked(rmesa); - - if (RADEON_DEBUG & DEBUG_IOCTL) { - fprintf(stderr, "%s from %s\n", __FUNCTION__, caller); - - if (RADEON_DEBUG & DEBUG_VERBOSE) - for (i = 0 ; i < rmesa->store.cmd_used ; i += 4 ) - fprintf(stderr, "%d: %x\n", i/4, - *(int *)(&rmesa->store.cmd_buf[i])); - } - - if (RADEON_DEBUG & DEBUG_DMA) - fprintf(stderr, "%s: Releasing %d buffers\n", __FUNCTION__, - rmesa->dma.nr_released_bufs); - - - if (RADEON_DEBUG & DEBUG_SANITY) { - if (rmesa->state.scissor.enabled) - ret = radeonSanityCmdBuffer( rmesa, - rmesa->state.scissor.numClipRects, - rmesa->state.scissor.pClipRects); - else - ret = radeonSanityCmdBuffer( rmesa, - rmesa->numClipRects, - rmesa->pClipRects); - if (ret) { - fprintf(stderr, "drmSanityCommandWrite: %d\n", ret); - goto out; - } - } - - - cmd.bufsz = rmesa->store.cmd_used; - cmd.buf = rmesa->store.cmd_buf; - - if (rmesa->state.scissor.enabled) { - cmd.nbox = rmesa->state.scissor.numClipRects; - cmd.boxes = rmesa->state.scissor.pClipRects; - } else { - cmd.nbox = rmesa->numClipRects; - cmd.boxes = rmesa->pClipRects; - } - - ret = drmCommandWrite( rmesa->dri.fd, - DRM_RADEON_CMDBUF, - &cmd, sizeof(cmd) ); - - if (ret) - fprintf(stderr, "drmCommandWrite: %d\n", ret); - - if (RADEON_DEBUG & DEBUG_SYNC) { - fprintf(stderr, "\nSyncing in %s\n\n", __FUNCTION__); - radeonWaitForIdleLocked( rmesa ); - } - - out: - rmesa->store.primnr = 0; - rmesa->store.statenr = 0; - rmesa->store.cmd_used = 0; - rmesa->dma.nr_released_bufs = 0; - rmesa->save_on_next_emit = 1; - - return ret; -} - - -/* Note: does not emit any commands to avoid recursion on - * radeonAllocCmdBuf. - */ -void radeonFlushCmdBuf( radeonContextPtr rmesa, const char *caller ) -{ - int ret; - - - LOCK_HARDWARE( rmesa ); - - ret = radeonFlushCmdBufLocked( rmesa, caller ); - - UNLOCK_HARDWARE( rmesa ); - - if (ret) { - fprintf(stderr, "drm_radeon_cmd_buffer_t: %d (exiting)\n", ret); - exit(ret); - } -} - -/* ============================================================= - * Hardware vertex buffer handling - */ - - -void radeonRefillCurrentDmaRegion( radeonContextPtr rmesa ) -{ - struct radeon_dma_buffer *dmabuf; - int fd = rmesa->dri.fd; - int index = 0; - int size = 0; - drmDMAReq dma; - int ret; - - if (RADEON_DEBUG & (DEBUG_IOCTL|DEBUG_DMA)) - fprintf(stderr, "%s\n", __FUNCTION__); - - if (rmesa->dma.flush) { - rmesa->dma.flush( rmesa ); - } - - if (rmesa->dma.current.buf) - radeonReleaseDmaRegion( rmesa, &rmesa->dma.current, __FUNCTION__ ); - - if (rmesa->dma.nr_released_bufs > 4) - radeonFlushCmdBuf( rmesa, __FUNCTION__ ); - - dma.context = rmesa->dri.hwContext; - dma.send_count = 0; - dma.send_list = NULL; - dma.send_sizes = NULL; - dma.flags = 0; - dma.request_count = 1; - dma.request_size = RADEON_BUFFER_SIZE; - dma.request_list = &index; - dma.request_sizes = &size; - dma.granted_count = 0; - - LOCK_HARDWARE(rmesa); /* no need to validate */ - - ret = drmDMA( fd, &dma ); - - if (ret != 0) { - /* Free some up this way? - */ - if (rmesa->dma.nr_released_bufs) { - radeonFlushCmdBufLocked( rmesa, __FUNCTION__ ); - } - - if (RADEON_DEBUG & DEBUG_DMA) - fprintf(stderr, "Waiting for buffers\n"); - - radeonWaitForIdleLocked( rmesa ); - ret = drmDMA( fd, &dma ); - - if ( ret != 0 ) { - UNLOCK_HARDWARE( rmesa ); - fprintf( stderr, "Error: Could not get dma buffer... exiting\n" ); - exit( -1 ); - } - } - - UNLOCK_HARDWARE(rmesa); - - if (RADEON_DEBUG & DEBUG_DMA) - fprintf(stderr, "Allocated buffer %d\n", index); - - dmabuf = CALLOC_STRUCT( radeon_dma_buffer ); - dmabuf->buf = &rmesa->radeonScreen->buffers->list[index]; - dmabuf->refcount = 1; - - rmesa->dma.current.buf = dmabuf; - rmesa->dma.current.address = dmabuf->buf->address; - rmesa->dma.current.end = dmabuf->buf->total; - rmesa->dma.current.start = 0; - rmesa->dma.current.ptr = 0; - - rmesa->c_vertexBuffers++; -} - -void radeonReleaseDmaRegion( radeonContextPtr rmesa, - struct radeon_dma_region *region, - const char *caller ) -{ - if (RADEON_DEBUG & DEBUG_IOCTL) - fprintf(stderr, "%s from %s\n", __FUNCTION__, caller); - - if (!region->buf) - return; - - if (rmesa->dma.flush) - rmesa->dma.flush( rmesa ); - - if (--region->buf->refcount == 0) { - drm_radeon_cmd_header_t *cmd; - - if (RADEON_DEBUG & (DEBUG_IOCTL|DEBUG_DMA)) - fprintf(stderr, "%s -- DISCARD BUF %d\n", __FUNCTION__, - region->buf->buf->idx); - - cmd = (drm_radeon_cmd_header_t *)radeonAllocCmdBuf( rmesa, sizeof(*cmd), - __FUNCTION__ ); - cmd->dma.cmd_type = RADEON_CMD_DMA_DISCARD; - cmd->dma.buf_idx = region->buf->buf->idx; - FREE(region->buf); - rmesa->dma.nr_released_bufs++; - } - - region->buf = NULL; - region->start = 0; -} - -/* Allocates a region from rmesa->dma.current. If there isn't enough - * space in current, grab a new buffer (and discard what was left of current) - */ -void radeonAllocDmaRegion( radeonContextPtr rmesa, - struct radeon_dma_region *region, - int bytes, - int alignment ) -{ - if (RADEON_DEBUG & DEBUG_IOCTL) - fprintf(stderr, "%s %d\n", __FUNCTION__, bytes); - - if (rmesa->dma.flush) - rmesa->dma.flush( rmesa ); - - if (region->buf) - radeonReleaseDmaRegion( rmesa, region, __FUNCTION__ ); - - alignment--; - rmesa->dma.current.start = rmesa->dma.current.ptr = - (rmesa->dma.current.ptr + alignment) & ~alignment; - - if ( rmesa->dma.current.ptr + bytes > rmesa->dma.current.end ) - radeonRefillCurrentDmaRegion( rmesa ); - - region->start = rmesa->dma.current.start; - region->ptr = rmesa->dma.current.start; - region->end = rmesa->dma.current.start + bytes; - region->address = rmesa->dma.current.address; - region->buf = rmesa->dma.current.buf; - region->buf->refcount++; - - rmesa->dma.current.ptr += bytes; /* bug - if alignment > 7 */ - rmesa->dma.current.start = - rmesa->dma.current.ptr = (rmesa->dma.current.ptr + 0x7) & ~0x7; -} - -void radeonAllocDmaRegionVerts( radeonContextPtr rmesa, - struct radeon_dma_region *region, - int numverts, - int vertsize, - int alignment ) -{ - radeonAllocDmaRegion( rmesa, region, vertsize * numverts, alignment ); -} - -/* ================================================================ - * SwapBuffers with client-side throttling - */ - -static u_int32_t radeonGetLastFrame (radeonContextPtr rmesa) -{ - unsigned char *RADEONMMIO = rmesa->radeonScreen->mmio.map; - int ret; - u_int32_t frame; - - if (rmesa->dri.screen->drmMinor >= 4) { - drm_radeon_getparam_t gp; - - gp.param = RADEON_PARAM_LAST_FRAME; - gp.value = (int *)&frame; - ret = drmCommandWriteRead( rmesa->dri.fd, DRM_RADEON_GETPARAM, - &gp, sizeof(gp) ); - } - else - ret = -EINVAL; - - if ( ret == -EINVAL ) { - frame = INREG( RADEON_LAST_FRAME_REG ); - ret = 0; - } - if ( ret ) { - fprintf( stderr, "%s: drm_radeon_getparam_t: %d\n", __FUNCTION__, ret ); - exit(1); - } - - return frame; -} - -static void radeonEmitIrqLocked( radeonContextPtr rmesa ) -{ - drm_radeon_irq_emit_t ie; - int ret; - - ie.irq_seq = &rmesa->iw.irq_seq; - ret = drmCommandWriteRead( rmesa->dri.fd, DRM_RADEON_IRQ_EMIT, - &ie, sizeof(ie) ); - if ( ret ) { - fprintf( stderr, "%s: drm_radeon_irq_emit_t: %d\n", __FUNCTION__, ret ); - exit(1); - } -} - - -static void radeonWaitIrq( radeonContextPtr rmesa ) -{ - int ret; - - do { - ret = drmCommandWrite( rmesa->dri.fd, DRM_RADEON_IRQ_WAIT, - &rmesa->iw, sizeof(rmesa->iw) ); - } while (ret && (errno == EINTR || errno == EAGAIN)); - - if ( ret ) { - fprintf( stderr, "%s: drmRadeonIrqWait: %d\n", __FUNCTION__, ret ); - exit(1); - } -} - - -static void radeonWaitForFrameCompletion( radeonContextPtr rmesa ) -{ - drm_radeon_sarea_t *sarea = rmesa->sarea; - - if (rmesa->do_irqs) { - if (radeonGetLastFrame(rmesa) < sarea->last_frame) { - if (!rmesa->irqsEmitted) { - while (radeonGetLastFrame (rmesa) < sarea->last_frame) - ; - } - else { - UNLOCK_HARDWARE( rmesa ); - radeonWaitIrq( rmesa ); - LOCK_HARDWARE( rmesa ); - } - rmesa->irqsEmitted = 10; - } - - if (rmesa->irqsEmitted) { - radeonEmitIrqLocked( rmesa ); - rmesa->irqsEmitted--; - } - } - else { - while (radeonGetLastFrame (rmesa) < sarea->last_frame) { - UNLOCK_HARDWARE( rmesa ); - if (rmesa->do_usleeps) - DO_USLEEP( 1 ); - LOCK_HARDWARE( rmesa ); - } - } -} - -/* Copy the back color buffer to the front color buffer. - */ -void radeonCopyBuffer( const __DRIdrawablePrivate *dPriv ) -{ - radeonContextPtr rmesa; - GLint nbox, i, ret; - GLboolean missed_target; - int64_t ust; - - assert(dPriv); - assert(dPriv->driContextPriv); - assert(dPriv->driContextPriv->driverPrivate); - - rmesa = (radeonContextPtr) dPriv->driContextPriv->driverPrivate; - - if ( RADEON_DEBUG & DEBUG_IOCTL ) { - fprintf( stderr, "\n%s( %p )\n\n", __FUNCTION__, (void *) rmesa->glCtx ); - } - - RADEON_FIREVERTICES( rmesa ); - LOCK_HARDWARE( rmesa ); - - /* Throttle the frame rate -- only allow one pending swap buffers - * request at a time. - */ - radeonWaitForFrameCompletion( rmesa ); - UNLOCK_HARDWARE( rmesa ); - driWaitForVBlank( dPriv, & rmesa->vbl_seq, rmesa->vblank_flags, & missed_target ); - LOCK_HARDWARE( rmesa ); - - nbox = dPriv->numClipRects; /* must be in locked region */ - - for ( i = 0 ; i < nbox ; ) { - GLint nr = MIN2( i + RADEON_NR_SAREA_CLIPRECTS , nbox ); - drm_clip_rect_t *box = dPriv->pClipRects; - drm_clip_rect_t *b = rmesa->sarea->boxes; - GLint n = 0; - - for ( ; i < nr ; i++ ) { - *b++ = box[i]; - n++; - } - rmesa->sarea->nbox = n; - - ret = drmCommandNone( rmesa->dri.fd, DRM_RADEON_SWAP ); - - if ( ret ) { - fprintf( stderr, "DRM_RADEON_SWAP_BUFFERS: return = %d\n", ret ); - UNLOCK_HARDWARE( rmesa ); - exit( 1 ); - } - } - - UNLOCK_HARDWARE( rmesa ); - rmesa->swap_count++; - (*dri_interface->getUST)( & ust ); - if ( missed_target ) { - rmesa->swap_missed_count++; - rmesa->swap_missed_ust = ust - rmesa->swap_ust; - } - - rmesa->swap_ust = ust; - rmesa->hw.all_dirty = GL_TRUE; -} - -void radeonPageFlip( const __DRIdrawablePrivate *dPriv ) -{ - radeonContextPtr rmesa; - GLint ret; - GLboolean missed_target; - - assert(dPriv); - assert(dPriv->driContextPriv); - assert(dPriv->driContextPriv->driverPrivate); - - rmesa = (radeonContextPtr) dPriv->driContextPriv->driverPrivate; - - if ( RADEON_DEBUG & DEBUG_IOCTL ) { - fprintf(stderr, "%s: pfCurrentPage: %d\n", __FUNCTION__, - rmesa->sarea->pfCurrentPage); - } - - RADEON_FIREVERTICES( rmesa ); - LOCK_HARDWARE( rmesa ); - - /* Need to do this for the perf box placement: - */ - if (dPriv->numClipRects) - { - drm_clip_rect_t *box = dPriv->pClipRects; - drm_clip_rect_t *b = rmesa->sarea->boxes; - b[0] = box[0]; - rmesa->sarea->nbox = 1; - } - - /* Throttle the frame rate -- only allow a few pending swap buffers - * request at a time. - */ - radeonWaitForFrameCompletion( rmesa ); - UNLOCK_HARDWARE( rmesa ); - driWaitForVBlank( dPriv, & rmesa->vbl_seq, rmesa->vblank_flags, & missed_target ); - if ( missed_target ) { - rmesa->swap_missed_count++; - (void) (*dri_interface->getUST)( & rmesa->swap_missed_ust ); - } - LOCK_HARDWARE( rmesa ); - - ret = drmCommandNone( rmesa->dri.fd, DRM_RADEON_FLIP ); - - UNLOCK_HARDWARE( rmesa ); - - if ( ret ) { - fprintf( stderr, "DRM_RADEON_FLIP: return = %d\n", ret ); - exit( 1 ); - } - - rmesa->swap_count++; - (void) (*dri_interface->getUST)( & rmesa->swap_ust ); - - if ( rmesa->sarea->pfCurrentPage == 1 ) { - rmesa->state.color.drawOffset = rmesa->radeonScreen->frontOffset; - rmesa->state.color.drawPitch = rmesa->radeonScreen->frontPitch; - } else { - rmesa->state.color.drawOffset = rmesa->radeonScreen->backOffset; - rmesa->state.color.drawPitch = rmesa->radeonScreen->backPitch; - } - - RADEON_STATECHANGE( rmesa, ctx ); - rmesa->hw.ctx.cmd[CTX_RB3D_COLOROFFSET] = rmesa->state.color.drawOffset - + rmesa->radeonScreen->fbLocation; - rmesa->hw.ctx.cmd[CTX_RB3D_COLORPITCH] = rmesa->state.color.drawPitch; - if (rmesa->sarea->tiling_enabled) { - rmesa->hw.ctx.cmd[CTX_RB3D_COLORPITCH] |= RADEON_COLOR_TILE_ENABLE; - } -} - - -/* ================================================================ - * Buffer clear - */ -#define RADEON_MAX_CLEARS 256 - -static void radeonClear( GLcontext *ctx, GLbitfield mask, GLboolean all, - GLint cx, GLint cy, GLint cw, GLint ch ) -{ - radeonContextPtr rmesa = RADEON_CONTEXT(ctx); - __DRIdrawablePrivate *dPriv = rmesa->dri.drawable; - drm_radeon_sarea_t *sarea = rmesa->sarea; - unsigned char *RADEONMMIO = rmesa->radeonScreen->mmio.map; - u_int32_t clear; - GLuint flags = 0; - GLuint color_mask = 0; - GLint ret, i; - - if ( RADEON_DEBUG & DEBUG_IOCTL ) { - fprintf( stderr, "%s: all=%d cx=%d cy=%d cw=%d ch=%d\n", - __FUNCTION__, all, cx, cy, cw, ch ); - } - - { - LOCK_HARDWARE( rmesa ); - UNLOCK_HARDWARE( rmesa ); - if ( dPriv->numClipRects == 0 ) - return; - } - - radeonFlush( ctx ); - - if ( mask & BUFFER_BIT_FRONT_LEFT ) { - flags |= RADEON_FRONT; - color_mask = rmesa->hw.msk.cmd[MSK_RB3D_PLANEMASK]; - mask &= ~BUFFER_BIT_FRONT_LEFT; - } - - if ( mask & BUFFER_BIT_BACK_LEFT ) { - flags |= RADEON_BACK; - color_mask = rmesa->hw.msk.cmd[MSK_RB3D_PLANEMASK]; - mask &= ~BUFFER_BIT_BACK_LEFT; - } - - if ( mask & BUFFER_BIT_DEPTH ) { - flags |= RADEON_DEPTH; - mask &= ~BUFFER_BIT_DEPTH; - } - - if ( (mask & BUFFER_BIT_STENCIL) && rmesa->state.stencil.hwBuffer ) { - flags |= RADEON_STENCIL; - mask &= ~BUFFER_BIT_STENCIL; - } - - if ( mask ) { - if (RADEON_DEBUG & DEBUG_FALLBACKS) - fprintf(stderr, "%s: swrast clear, mask: %x\n", __FUNCTION__, mask); - _swrast_Clear( ctx, mask, all, cx, cy, cw, ch ); - } - - if ( !flags ) - return; - - if (rmesa->using_hyperz) { - flags |= RADEON_USE_COMP_ZBUF; -/* if (rmesa->radeonScreen->chipset & RADEON_CHIPSET_TCL) - flags |= RADEON_USE_HIERZ; */ - if (!(rmesa->state.stencil.hwBuffer) || - ((flags & RADEON_DEPTH) && (flags & RADEON_STENCIL) && - ((rmesa->state.stencil.clear & RADEON_STENCIL_WRITE_MASK) == RADEON_STENCIL_WRITE_MASK))) { - flags |= RADEON_CLEAR_FASTZ; - } - } - - /* Flip top to bottom */ - cx += dPriv->x; - cy = dPriv->y + dPriv->h - cy - ch; - - LOCK_HARDWARE( rmesa ); - - /* Throttle the number of clear ioctls we do. - */ - while ( 1 ) { - int ret; - - if (rmesa->dri.screen->drmMinor >= 4) { - drm_radeon_getparam_t gp; - - gp.param = RADEON_PARAM_LAST_CLEAR; - gp.value = (int *)&clear; - ret = drmCommandWriteRead( rmesa->dri.fd, - DRM_RADEON_GETPARAM, &gp, sizeof(gp) ); - } else - ret = -EINVAL; - - if ( ret == -EINVAL ) { - clear = INREG( RADEON_LAST_CLEAR_REG ); - ret = 0; - } - if ( ret ) { - fprintf( stderr, "%s: drm_radeon_getparam_t: %d\n", __FUNCTION__, ret ); - exit(1); - } - if ( RADEON_DEBUG & DEBUG_IOCTL ) { - fprintf( stderr, "%s( %d )\n", __FUNCTION__, (int)clear ); - if ( ret ) fprintf( stderr, " ( RADEON_LAST_CLEAR register read directly )\n" ); - } - - if ( sarea->last_clear - clear <= RADEON_MAX_CLEARS ) { - break; - } - - if ( rmesa->do_usleeps ) { - UNLOCK_HARDWARE( rmesa ); - DO_USLEEP( 1 ); - LOCK_HARDWARE( rmesa ); - } - } - - /* Send current state to the hardware */ - radeonFlushCmdBufLocked( rmesa, __FUNCTION__ ); - - for ( i = 0 ; i < dPriv->numClipRects ; ) { - GLint nr = MIN2( i + RADEON_NR_SAREA_CLIPRECTS, dPriv->numClipRects ); - drm_clip_rect_t *box = dPriv->pClipRects; - drm_clip_rect_t *b = rmesa->sarea->boxes; - drm_radeon_clear_t clear; - drm_radeon_clear_rect_t depth_boxes[RADEON_NR_SAREA_CLIPRECTS]; - GLint n = 0; - - if ( !all ) { - for ( ; i < nr ; i++ ) { - GLint x = box[i].x1; - GLint y = box[i].y1; - GLint w = box[i].x2 - x; - GLint h = box[i].y2 - y; - - if ( x < cx ) w -= cx - x, x = cx; - if ( y < cy ) h -= cy - y, y = cy; - if ( x + w > cx + cw ) w = cx + cw - x; - if ( y + h > cy + ch ) h = cy + ch - y; - if ( w <= 0 ) continue; - if ( h <= 0 ) continue; - - b->x1 = x; - b->y1 = y; - b->x2 = x + w; - b->y2 = y + h; - b++; - n++; - } - } else { - for ( ; i < nr ; i++ ) { - *b++ = box[i]; - n++; - } - } - - rmesa->sarea->nbox = n; - - clear.flags = flags; - clear.clear_color = rmesa->state.color.clear; - clear.clear_depth = rmesa->state.depth.clear; - clear.color_mask = rmesa->hw.msk.cmd[MSK_RB3D_PLANEMASK]; - clear.depth_mask = rmesa->state.stencil.clear; - clear.depth_boxes = depth_boxes; - - n--; - b = rmesa->sarea->boxes; - for ( ; n >= 0 ; n-- ) { - depth_boxes[n].f[CLEAR_X1] = (float)b[n].x1; - depth_boxes[n].f[CLEAR_Y1] = (float)b[n].y1; - depth_boxes[n].f[CLEAR_X2] = (float)b[n].x2; - depth_boxes[n].f[CLEAR_Y2] = (float)b[n].y2; - depth_boxes[n].f[CLEAR_DEPTH] = - (float)rmesa->state.depth.clear; - } - - ret = drmCommandWrite( rmesa->dri.fd, DRM_RADEON_CLEAR, - &clear, sizeof(drm_radeon_clear_t)); - - if ( ret ) { - UNLOCK_HARDWARE( rmesa ); - fprintf( stderr, "DRM_RADEON_CLEAR: return = %d\n", ret ); - exit( 1 ); - } - } - - UNLOCK_HARDWARE( rmesa ); - rmesa->hw.all_dirty = GL_TRUE; -} - - -void radeonWaitForIdleLocked( radeonContextPtr rmesa ) -{ - int fd = rmesa->dri.fd; - int to = 0; - int ret, i = 0; - - rmesa->c_drawWaits++; - - do { - do { - ret = drmCommandNone( fd, DRM_RADEON_CP_IDLE); - } while ( ret && errno == EBUSY && i++ < RADEON_IDLE_RETRY ); - } while ( ( ret == -EBUSY ) && ( to++ < RADEON_TIMEOUT ) ); - - if ( ret < 0 ) { - UNLOCK_HARDWARE( rmesa ); - fprintf( stderr, "Error: Radeon timed out... exiting\n" ); - exit( -1 ); - } -} - - -static void radeonWaitForIdle( radeonContextPtr rmesa ) -{ - LOCK_HARDWARE(rmesa); - radeonWaitForIdleLocked( rmesa ); - UNLOCK_HARDWARE(rmesa); -} - - -void radeonFlush( GLcontext *ctx ) -{ - radeonContextPtr rmesa = RADEON_CONTEXT( ctx ); - - if (RADEON_DEBUG & DEBUG_IOCTL) - fprintf(stderr, "%s\n", __FUNCTION__); - - if (rmesa->dma.flush) - rmesa->dma.flush( rmesa ); - - radeonEmitState( rmesa ); - - if (rmesa->store.cmd_used) - radeonFlushCmdBuf( rmesa, __FUNCTION__ ); -} - -/* Make sure all commands have been sent to the hardware and have - * completed processing. - */ -void radeonFinish( GLcontext *ctx ) -{ - radeonContextPtr rmesa = RADEON_CONTEXT(ctx); - radeonFlush( ctx ); - - if (rmesa->do_irqs) { - LOCK_HARDWARE( rmesa ); - radeonEmitIrqLocked( rmesa ); - UNLOCK_HARDWARE( rmesa ); - radeonWaitIrq( rmesa ); - } - else - radeonWaitForIdle( rmesa ); -} - - -void radeonInitIoctlFuncs( GLcontext *ctx ) -{ - ctx->Driver.Clear = radeonClear; - ctx->Driver.Finish = radeonFinish; - ctx->Driver.Flush = radeonFlush; -} - |