Add the missing parts from the following Linux commit to fix occlusion queries on r300 radeon.
commit af7ae351ad63a137ece86740dbe3f181d09d810f Author: Maciej Cencora <[email protected]> Date: Tue Mar 24 01:48:50 2009 +0100 drm/radeon: add regs required for occlusion queries support [airlied: cleaned up slightly for drm-next] Signed-off-by: Maciej Cencora <[email protected]> Signed-off-by: Dave Airlie <[email protected]> Games based on the Cube 2 engine such as sauerbraten and red eclipse now run instead of giving errors like: error: [drm:pid26781:r300_emit_carefully_checked_packet0] *ERROR* Register 42c8 failed check as flag=00 error: [drm:pid26781:r300_do_cp_cmdbuf] *ERROR* r300_emit_packet0 failed Index: r300_cmdbuf.c =================================================================== RCS file: /cvs/src/sys/dev/pci/drm/r300_cmdbuf.c,v retrieving revision 1.13 diff -u -p -r1.13 r300_cmdbuf.c --- r300_cmdbuf.c 2 Jun 2011 18:22:00 -0000 1.13 +++ r300_cmdbuf.c 23 Mar 2013 13:48:06 -0000 @@ -234,6 +234,10 @@ void r300_init_reg_flags(struct drm_devi ADD_RANGE(0x42C0, 2); ADD_RANGE(R300_RS_CNTL_0, 2); + ADD_RANGE(R300_SU_REG_DEST, 1); + if ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV530) + ADD_RANGE(RV530_FG_ZBREG_DEST, 1); + ADD_RANGE(R300_SC_HYPERZ, 2); ADD_RANGE(0x43E8, 1); @@ -259,6 +263,7 @@ void r300_init_reg_flags(struct drm_devi ADD_RANGE(R300_ZB_DEPTHPITCH, 1); ADD_RANGE(R300_ZB_DEPTHCLEARVALUE, 1); ADD_RANGE(R300_ZB_ZMASK_OFFSET, 13); + ADD_RANGE(R300_ZB_ZPASS_DATA, 2); /* ZB_ZPASS_DATA, ZB_ZPASS_ADDR */ ADD_RANGE(R300_TX_FILTER_0, 16); ADD_RANGE(R300_TX_FILTER1_0, 16);
