From: Yongqiang Sun <yongqiang....@amd.com>
Change-Id: I20ff413ea632082c302f531be0adba75a249ceaf
Signed-off-by: Yongqiang Sun <yongqiang....@amd.com>
Reviewed-by: Tony Cheng <tony.ch...@amd.com>
Acked-by: Harry Wentland <harry.wentl...@amd.com>
---
drivers/gpu/drm/amd/display/dc/basics/conversion.c | 9 +++++++++
drivers/gpu/drm/amd/display/dc/basics/conversion.h | 2 ++
drivers/gpu/drm/amd/display/dc/dce/dce_mem_input.c | 11 +----------
3 files changed, 12 insertions(+), 10 deletions(-)
diff --git a/drivers/gpu/drm/amd/display/dc/basics/conversion.c
b/drivers/gpu/drm/amd/display/dc/basics/conversion.c
index ebe14e17cc2e..5682fea2080d 100644
--- a/drivers/gpu/drm/amd/display/dc/basics/conversion.c
+++ b/drivers/gpu/drm/amd/display/dc/basics/conversion.c
@@ -221,3 +221,12 @@ void calculate_adjustments_y_only(
adjustments->brightness);
}
+unsigned int log_2(unsigned int num)
+{
+ unsigned int result = 0;
+
+ while ((num >>= 1) != 0)
+ result++;
+
+ return result;
+}
diff --git a/drivers/gpu/drm/amd/display/dc/basics/conversion.h
b/drivers/gpu/drm/amd/display/dc/basics/conversion.h
index 18cbe41e80ff..b7fe431a7952 100644
--- a/drivers/gpu/drm/amd/display/dc/basics/conversion.h
+++ b/drivers/gpu/drm/amd/display/dc/basics/conversion.h
@@ -48,4 +48,6 @@ void calculate_adjustments_y_only(
const struct dc_csc_adjustments *adjustments,
struct fixed31_32 *matrix);
+unsigned int log_2(unsigned int num);
+
#endif
diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_mem_input.c
b/drivers/gpu/drm/amd/display/dc/dce/dce_mem_input.c
index fd8a49afbec6..e9005e0048e6 100644
--- a/drivers/gpu/drm/amd/display/dc/dce/dce_mem_input.c
+++ b/drivers/gpu/drm/amd/display/dc/dce/dce_mem_input.c
@@ -25,6 +25,7 @@
#include "mem_input.h"
#include "reg_helper.h"
+#include "basics/conversion.h"
#define CTX \
mi->ctx
@@ -129,16 +130,6 @@ static bool is_vert_scan(enum dc_rotation_angle rotation)
}
}
-static unsigned int log_2(unsigned int num)
-{
- unsigned int result = 0;
-
- while ((num >>= 1) != 0)
- result++;
-
- return result;
-}
-
void dce_mem_input_program_pte_vm(struct mem_input *mi,
enum surface_pixel_format format,
union dc_tiling_info *tiling_info,
--
2.9.3
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