diff options
Diffstat (limited to 'src/mesa/drivers/dri/r300/r300_context.c')
-rw-r--r-- | src/mesa/drivers/dri/r300/r300_context.c | 20 |
1 files changed, 15 insertions, 5 deletions
diff --git a/src/mesa/drivers/dri/r300/r300_context.c b/src/mesa/drivers/dri/r300/r300_context.c index 6fcf209af6..2c2b16aa98 100644 --- a/src/mesa/drivers/dri/r300/r300_context.c +++ b/src/mesa/drivers/dri/r300/r300_context.c @@ -376,11 +376,21 @@ static void r300InitConstValues(GLcontext *ctx, radeonScreenPtr screen) if (screen->chip_family >= CHIP_FAMILY_RV515) { ctx->Const.FragmentProgram.MaxNativeTemps = R500_PFS_NUM_TEMP_REGS; ctx->Const.FragmentProgram.MaxNativeAttribs = 11; /* copy i915... */ - ctx->Const.FragmentProgram.MaxNativeParameters = R500_PFS_NUM_CONST_REGS; - ctx->Const.FragmentProgram.MaxNativeAluInstructions = R500_PFS_MAX_INST; - ctx->Const.FragmentProgram.MaxNativeTexInstructions = R500_PFS_MAX_INST; - ctx->Const.FragmentProgram.MaxNativeInstructions = R500_PFS_MAX_INST; - ctx->Const.FragmentProgram.MaxNativeTexIndirections = R500_PFS_MAX_INST; + + /* The hardware limits are higher than this, + * but the non-KMS DRM interface artificially limits us + * to this many instructions. + * + * We could of course work around it in the KMS path, + * but it would be a mess, so it seems wiser + * to leave it as is. Going forward, the Gallium driver + * will not be subject to these limitations. + */ + ctx->Const.FragmentProgram.MaxNativeParameters = 255; + ctx->Const.FragmentProgram.MaxNativeAluInstructions = 255; + ctx->Const.FragmentProgram.MaxNativeTexInstructions = 255; + ctx->Const.FragmentProgram.MaxNativeInstructions = 255; + ctx->Const.FragmentProgram.MaxNativeTexIndirections = 255; ctx->Const.FragmentProgram.MaxNativeAddressRegs = 0; } else { ctx->Const.FragmentProgram.MaxNativeTemps = R300_PFS_NUM_TEMP_REGS; |