Mesa (master): turnip: Don't bother clamping VB size.

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Module: Mesa
Branch: master
Commit: 5c9728d960714b1c5eb4806a80157ce95992fcfe
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=5c9728d960714b1c5eb4806a80157ce95992fcfe

Author: Eric Anholt <eric at anholt.net>
Date:   Thu Jun  4 10:11:44 2020 -0700

turnip: Don't bother clamping VB size.

>From the VK spec: "All elements of pOffsets must be less than the size of
the corresponding element in pBuffers"

Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/5321>

---

 src/freedreno/vulkan/tu_cmd_buffer.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/src/freedreno/vulkan/tu_cmd_buffer.c b/src/freedreno/vulkan/tu_cmd_buffer.c
index 7c76a08b4ba..a67a5838264 100644
--- a/src/freedreno/vulkan/tu_cmd_buffer.c
+++ b/src/freedreno/vulkan/tu_cmd_buffer.c
@@ -2675,12 +2675,10 @@ tu6_emit_vertex_buffers(struct tu_cmd_buffer *cmd,
       const struct tu_buffer *buf = cmd->state.vb.buffers[binding];
       const VkDeviceSize offset = buf->bo_offset +
          cmd->state.vb.offsets[binding];
-      const VkDeviceSize size =
-         offset < buf->size ? buf->size - offset : 0;
 
       tu_cs_emit_regs(&cs,
                       A6XX_VFD_FETCH_BASE(i, .bo = buf->bo, .bo_offset = offset),
-                      A6XX_VFD_FETCH_SIZE(i, size));
+                      A6XX_VFD_FETCH_SIZE(i, buf->size - offset));
 
    }