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-rw-r--r--drivers/video/ipu_disp.c31
1 files changed, 6 insertions, 25 deletions
diff --git a/drivers/video/ipu_disp.c b/drivers/video/ipu_disp.c
index e97a204..48fee99 100644
--- a/drivers/video/ipu_disp.c
+++ b/drivers/video/ipu_disp.c
@@ -802,28 +802,6 @@ int ipu_pixfmt_to_map(uint32_t fmt)
}
/*
- * This function is called to adapt synchronous LCD panel to IPU restriction.
- */
-void adapt_panel_to_ipu_restricitions(uint32_t *pixel_clk,
- uint16_t width, uint16_t height,
- uint16_t h_start_width,
- uint16_t h_end_width,
- uint16_t v_start_width,
- uint16_t *v_end_width)
-{
- if (*v_end_width < 2) {
- uint16_t total_width = width + h_start_width + h_end_width;
- uint16_t total_height_old = height + v_start_width +
- (*v_end_width);
- uint16_t total_height_new = height + v_start_width + 2;
- *v_end_width = 2;
- *pixel_clk = (*pixel_clk) * total_width * total_height_new /
- (total_width * total_height_old);
- printf("WARNING: adapt panel end blank lines\n");
- }
-}
-
-/*
* This function is called to initialize a synchronous LCD panel.
*
* @param disp The DI the panel is attached to.
@@ -880,9 +858,12 @@ int32_t ipu_init_sync_panel(int disp, uint32_t pixel_clk,
if ((v_sync_width == 0) || (h_sync_width == 0))
return -EINVAL;
- adapt_panel_to_ipu_restricitions(&pixel_clk, width, height,
- h_start_width, h_end_width,
- v_start_width, &v_end_width);
+ /* adapt panel to ipu restricitions */
+ if (v_end_width < 2) {
+ v_end_width = 2;
+ puts("WARNING: v_end_width (lower_margin) must be >= 2, adjusted\n");
+ }
+
h_total = width + h_sync_width + h_start_width + h_end_width;
v_total = height + v_sync_width + v_start_width + v_end_width;