To avoid duplicate logic for the same
Signed-off-by: Satendra Singh Thakur <satendr...@samsung.com>
Cc: Madhur Verma <madhur.ve...@samsung.com>
Cc: Hemanshu Srivastava <hemansh...@samsung.com>
---
drivers/gpu/drm/tegra/dc.c | 15 +++++++--------
1 file changed, 7 insertions(+), 8 deletions(-)
diff --git a/drivers/gpu/drm/tegra/dc.c b/drivers/gpu/drm/tegra/dc.c
index 9f83a65..f1d6f65 100644
--- a/drivers/gpu/drm/tegra/dc.c
+++ b/drivers/gpu/drm/tegra/dc.c
@@ -25,6 +25,7 @@
#include <drm/drm_atomic.h>
#include <drm/drm_atomic_helper.h>
#include <drm/drm_plane_helper.h>
+#include <video/videomode.h>
static void tegra_dc_stats_reset(struct tegra_dc_stats *stats)
{
@@ -1436,6 +1437,7 @@ static int tegra_dc_set_timings(struct tegra_dc *dc,
unsigned int h_ref_to_sync = 1;
unsigned int v_ref_to_sync = 1;
unsigned long value;
+ struct videomode vm;
if (!dc->soc->has_nvdisplay) {
tegra_dc_writel(dc, 0x0, DC_DISP_DISP_TIMING_OPTIONS);
@@ -1443,20 +1445,17 @@ static int tegra_dc_set_timings(struct tegra_dc *dc,
value = (v_ref_to_sync << 16) | h_ref_to_sync;
tegra_dc_writel(dc, value, DC_DISP_REF_TO_SYNC);
}
-
- value = ((mode->vsync_end - mode->vsync_start) << 16) |
- ((mode->hsync_end - mode->hsync_start) << 0);
+ drm_display_mode_to_videomode(mode, &vm);
+ value = (vm.vsync_len << 16) | vm.hsync_len;
tegra_dc_writel(dc, value, DC_DISP_SYNC_WIDTH);
- value = ((mode->vtotal - mode->vsync_end) << 16) |
- ((mode->htotal - mode->hsync_end) << 0);
+ value = (vm.vback_porch << 16) | vm.hback_porch;
tegra_dc_writel(dc, value, DC_DISP_BACK_PORCH);
- value = ((mode->vsync_start - mode->vdisplay) << 16) |
- ((mode->hsync_start - mode->hdisplay) << 0);
+ value = (vm.vfront_porch << 16) | vm.hfront_porch;
tegra_dc_writel(dc, value, DC_DISP_FRONT_PORCH);
- value = (mode->vdisplay << 16) | mode->hdisplay;
+ value = (vm.vactive << 16) | vm.hactive;
tegra_dc_writel(dc, value, DC_DISP_ACTIVE);
return 0;
--
2.7.4
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