diff options
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_pch_refclk.c')
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_pch_refclk.c | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_pch_refclk.c b/drivers/gpu/drm/i915/display/intel_pch_refclk.c index d3c5255bf1a8..9ae53679a041 100644 --- a/drivers/gpu/drm/i915/display/intel_pch_refclk.c +++ b/drivers/gpu/drm/i915/display/intel_pch_refclk.c @@ -17,16 +17,22 @@ static void lpt_fdi_reset_mphy(struct intel_display *display) { + int ret; + intel_de_rmw(display, SOUTH_CHICKEN2, 0, FDI_MPHY_IOSFSB_RESET_CTL); - if (wait_for_us(intel_de_read(display, SOUTH_CHICKEN2) & - FDI_MPHY_IOSFSB_RESET_STATUS, 100)) + ret = intel_de_wait_custom(display, SOUTH_CHICKEN2, + FDI_MPHY_IOSFSB_RESET_STATUS, FDI_MPHY_IOSFSB_RESET_STATUS, + 100, 0, NULL); + if (ret) drm_err(display->drm, "FDI mPHY reset assert timeout\n"); intel_de_rmw(display, SOUTH_CHICKEN2, FDI_MPHY_IOSFSB_RESET_CTL, 0); - if (wait_for_us((intel_de_read(display, SOUTH_CHICKEN2) & - FDI_MPHY_IOSFSB_RESET_STATUS) == 0, 100)) + ret = intel_de_wait_custom(display, SOUTH_CHICKEN2, + FDI_MPHY_IOSFSB_RESET_STATUS, 0, + 100, 0, NULL); + if (ret) drm_err(display->drm, "FDI mPHY reset de-assert timeout\n"); } |