r600g: fix r600_get_backend_mask() for virtual addresses

I don't think we should hit this path for virtual addresses,
but just in case.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/src/gallium/drivers/r600/r600_hw_context.c b/src/gallium/drivers/r600/r600_hw_context.c
index 1d272e9..1e1b782 100644 (file)
--- a/src/gallium/drivers/r600/r600_hw_context.c
+++ b/src/gallium/drivers/r600/r600_hw_context.c
@@ -36,6 +36,7 @@ void r600_get_backend_mask(struct r600_context *ctx)
        uint32_t *results;
        unsigned num_backends = ctx->screen->info.r600_num_backends;
        unsigned i, mask = 0;
+       uint64_t va;
 
        /* if backend_map query is supported by the kernel */
        if (ctx->screen->info.r600_backend_map_valid) {
@@ -71,6 +72,8 @@ void r600_get_backend_mask(struct r600_context *ctx)
        if (!buffer)
                goto err;
 
+       va = r600_resource_va(&ctx->screen->screen, (void*)buffer);
+
        /* initialize buffer with zeroes */
        results = ctx->ws->buffer_map(buffer->buf, ctx->cs, PIPE_TRANSFER_WRITE);
        if (results) {
@@ -80,8 +83,8 @@ void r600_get_backend_mask(struct r600_context *ctx)
                /* emit EVENT_WRITE for ZPASS_DONE */
                cs->buf[cs->cdw++] = PKT3(PKT3_EVENT_WRITE, 2, 0);
                cs->buf[cs->cdw++] = EVENT_TYPE(EVENT_TYPE_ZPASS_DONE) | EVENT_INDEX(1);
-               cs->buf[cs->cdw++] = 0;
-               cs->buf[cs->cdw++] = 0;
+               cs->buf[cs->cdw++] = va;
+               cs->buf[cs->cdw++] = (va >> 32UL) & 0xFF;
 
                cs->buf[cs->cdw++] = PKT3(PKT3_NOP, 0, 0);
                cs->buf[cs->cdw++] = r600_context_bo_reloc(ctx, buffer, RADEON_USAGE_WRITE);