amdgpu/dc: remove wait_reg/wait_reg_func interfaces.

These aren't used in the tree anywhere, and there is a TODO.

Signed-off-by: Dave Airlie <airlied@redhat.com>
Reviewed-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/display/dc/dm_services.h b/drivers/gpu/drm/amd/display/dc/dm_services.h
index c976e2aa10e0b07b60ad81bdce247f98a82c4a21..8166027d2d832ae93a40fa6ce318aa2ca48598c2 100644 (file)
--- a/drivers/gpu/drm/amd/display/dc/dm_services.h
+++ b/drivers/gpu/drm/amd/display/dc/dm_services.h
@@ -236,52 +236,6 @@ unsigned int generic_reg_wait(const struct dc_context *ctx,
                block ## reg_num ## _ ## reg_name ## __ ## reg_field ## _MASK,\
                block ## reg_num ## _ ## reg_name ## __ ## reg_field ## __SHIFT)
 
-/* TODO get rid of this pos*/
-static inline bool wait_reg_func(
-       const struct dc_context *ctx,
-       uint32_t addr,
-       uint32_t mask,
-       uint8_t shift,
-       uint32_t condition_value,
-       unsigned int interval_us,
-       unsigned int timeout_us)
-{
-       uint32_t field_value;
-       uint32_t reg_val;
-       unsigned int count = 0;
-
-       if (IS_FPGA_MAXIMUS_DC(ctx->dce_environment))
-               timeout_us *= 655;  /* 6553 give about 30 second before time out */
-
-       do {
-               /* try once without sleeping */
-               if (count > 0) {
-                       if (interval_us >= 1000)
-                               msleep(interval_us/1000);
-                       else
-                               udelay(interval_us);
-               }
-               reg_val = dm_read_reg(ctx, addr);
-               field_value = get_reg_field_value_ex(reg_val, mask, shift);
-               count += interval_us;
-
-       } while (field_value != condition_value && count <= timeout_us);
-
-       ASSERT(count <= timeout_us);
-
-       return count <= timeout_us;
-}
-
-#define wait_reg(ctx, inst_offset, reg_name, reg_field, condition_value)\
-       wait_reg_func(\
-               ctx,\
-               mm##reg_name + inst_offset + DCE_BASE.instance[0].segment[mm##reg_name##_BASE_IDX],\
-               reg_name ## __ ## reg_field ## _MASK,\
-               reg_name ## __ ## reg_field ## __SHIFT,\
-               condition_value,\
-               20000,\
-               200000)
-
 /**************************************
  * Power Play (PP) interfaces
  **************************************/