diff options
Diffstat (limited to 'drivers/gpu/drm/msm/sde/sde_hw_intf.c')
| -rw-r--r-- | drivers/gpu/drm/msm/sde/sde_hw_intf.c | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/drivers/gpu/drm/msm/sde/sde_hw_intf.c b/drivers/gpu/drm/msm/sde/sde_hw_intf.c index 21b671164786..ba7510ab310d 100644 --- a/drivers/gpu/drm/msm/sde/sde_hw_intf.c +++ b/drivers/gpu/drm/msm/sde/sde_hw_intf.c @@ -613,7 +613,7 @@ static int sde_hw_intf_connect_external_te(struct sde_hw_intf *intf, } static int sde_hw_intf_get_vsync_info(struct sde_hw_intf *intf, - struct sde_hw_pp_vsync_info *info) + struct sde_hw_pp_vsync_info *info, bool wr_ptr_only) { struct sde_hw_blk_reg_map *c = &intf->hw; u32 val; @@ -623,12 +623,14 @@ static int sde_hw_intf_get_vsync_info(struct sde_hw_intf *intf, c = &intf->hw; - val = SDE_REG_READ(c, INTF_TEAR_VSYNC_INIT_VAL); - info->rd_ptr_init_val = val & 0xffff; + if (!wr_ptr_only) { + val = SDE_REG_READ(c, INTF_TEAR_VSYNC_INIT_VAL); + info->rd_ptr_init_val = val & 0xffff; - val = SDE_REG_READ(c, INTF_TEAR_INT_COUNT_VAL); - info->rd_ptr_frame_count = (val & 0xffff0000) >> 16; - info->rd_ptr_line_count = val & 0xffff; + val = SDE_REG_READ(c, INTF_TEAR_INT_COUNT_VAL); + info->rd_ptr_frame_count = (val & 0xffff0000) >> 16; + info->rd_ptr_line_count = val & 0xffff; + } val = SDE_REG_READ(c, INTF_TEAR_LINE_COUNT); info->wr_ptr_line_count = val & 0xffff; |