vrend: remove unused parameter

v2: add comment about that INDEX is not used (Chia-I Wu)

Signed-off-by: Gert Wollny <gert.wollny@collabora.com>
Reviewed-by: Chia-I Wu <olvaffe@gmail.com>

src/vrend_decode.c

@@ -283,19 +283,18 @@ static int vrend_decode_set_index_buffer(struct vrend_context *ctx, const uint32
 static int vrend_decode_set_constant_buffer(struct vrend_context *ctx, const uint32_t *buf, uint32_t length)
 {
    uint32_t shader;
-   uint32_t index;
    int nc = (length - 2);
 
    if (length < 2)
       return EINVAL;
 
    shader = get_buf_entry(buf, VIRGL_SET_CONSTANT_BUFFER_SHADER_TYPE);
-   index = get_buf_entry(buf, VIRGL_SET_CONSTANT_BUFFER_INDEX);
+   /* VIRGL_SET_CONSTANT_BUFFER_INDEX is not used */
 
    if (shader >= PIPE_SHADER_TYPES)
       return EINVAL;
 
-   vrend_set_constants(ctx, shader, index, nc, get_buf_ptr(buf, VIRGL_SET_CONSTANT_BUFFER_DATA_START));
+   vrend_set_constants(ctx, shader, nc, get_buf_ptr(buf, VIRGL_SET_CONSTANT_BUFFER_DATA_START));
    return 0;
 }
 

src/vrend_renderer.c

@@ -2714,7 +2714,6 @@ void vrend_bind_vertex_elements_state(struct vrend_context *ctx,
 
 void vrend_set_constants(struct vrend_context *ctx,
                          uint32_t shader,
-                         UNUSED uint32_t index,
                          uint32_t num_constant,
                          const float *data)
 {

src/vrend_renderer.h

@@ -327,7 +327,6 @@ void vrend_set_min_samples(struct vrend_context *ctx, unsigned min_samples);
 
 void vrend_set_constants(struct vrend_context *ctx,
                          uint32_t shader,
-                         uint32_t index,
                          uint32_t num_constant,
                          const float *data);