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path: root/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_intf.c
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Diffstat (limited to 'drivers/gpu/drm/msm/disp/dpu1/dpu_hw_intf.c')
-rw-r--r--drivers/gpu/drm/msm/disp/dpu1/dpu_hw_intf.c15
1 files changed, 9 insertions, 6 deletions
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_intf.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_intf.c
index 384558d2f..1debac4fc 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_intf.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_intf.c
@@ -154,13 +154,8 @@ static void dpu_hw_intf_setup_timing_engine(struct dpu_hw_intf *ctx,
hsync_ctl = (hsync_period << 16) | p->hsync_pulse_width;
display_hctl = (hsync_end_x << 16) | hsync_start_x;
- /*
- * DATA_HCTL_EN controls data timing which can be different from
- * video timing. It is recommended to enable it for all cases, except
- * if compression is enabled in 1 pixel per clock mode
- */
if (p->wide_bus_en)
- intf_cfg2 |= INTF_CFG2_DATABUS_WIDEN | INTF_CFG2_DATA_HCTL_EN;
+ intf_cfg2 |= INTF_CFG2_DATABUS_WIDEN;
data_width = p->width;
@@ -230,6 +225,14 @@ static void dpu_hw_intf_setup_timing_engine(struct dpu_hw_intf *ctx,
DPU_REG_WRITE(c, INTF_CONFIG, intf_cfg);
DPU_REG_WRITE(c, INTF_PANEL_FORMAT, panel_format);
if (ctx->cap->features & BIT(DPU_DATA_HCTL_EN)) {
+ /*
+ * DATA_HCTL_EN controls data timing which can be different from
+ * video timing. It is recommended to enable it for all cases, except
+ * if compression is enabled in 1 pixel per clock mode
+ */
+ if (!(p->compression_en && !p->wide_bus_en))
+ intf_cfg2 |= INTF_CFG2_DATA_HCTL_EN;
+
DPU_REG_WRITE(c, INTF_CONFIG2, intf_cfg2);
DPU_REG_WRITE(c, INTF_DISPLAY_DATA_HCTL, display_data_hctl);
DPU_REG_WRITE(c, INTF_ACTIVE_DATA_HCTL, active_data_hctl);