From: Ville Syrjälä ville.syrjala@linux.intel.com
Let's just calculate the hsync rate on demand. No point in wasting space storing it and risking the cached value getting out of sync with reality.
Signed-off-by: Ville Syrjälä ville.syrjala@linux.intel.com --- drivers/gpu/drm/drm_modes.c | 14 ++------------ drivers/gpu/drm/i915/display/intel_display.c | 1 - include/drm/drm_modes.h | 10 ---------- 3 files changed, 2 insertions(+), 23 deletions(-)
diff --git a/drivers/gpu/drm/drm_modes.c b/drivers/gpu/drm/drm_modes.c index d4d64518e11b..fe7e872a6239 100644 --- a/drivers/gpu/drm/drm_modes.c +++ b/drivers/gpu/drm/drm_modes.c @@ -752,24 +752,14 @@ EXPORT_SYMBOL(drm_mode_set_name); * @mode: mode * * Returns: - * @modes's hsync rate in kHz, rounded to the nearest integer. Calculates the - * value first if it is not yet set. + * @modes's hsync rate in kHz, rounded to the nearest integer */ int drm_mode_hsync(const struct drm_display_mode *mode) { - unsigned int calc_val; - - if (mode->hsync) - return mode->hsync; - if (mode->htotal <= 0) return 0;
- calc_val = (mode->clock * 1000) / mode->htotal; /* hsync in Hz */ - calc_val += 500; /* round to 1000Hz */ - calc_val /= 1000; /* truncate to kHz */ - - return calc_val; + return DIV_ROUND_CLOSEST(mode->clock, mode->htotal); } EXPORT_SYMBOL(drm_mode_hsync);
diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index ee7d54ccd3e6..fab914819489 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -8867,7 +8867,6 @@ void intel_mode_from_pipe_config(struct drm_display_mode *mode,
mode->clock = pipe_config->hw.adjusted_mode.crtc_clock;
- mode->hsync = drm_mode_hsync(mode); mode->vrefresh = drm_mode_vrefresh(mode); drm_mode_set_name(mode); } diff --git a/include/drm/drm_modes.h b/include/drm/drm_modes.h index 99134d4f35eb..7dab7f172431 100644 --- a/include/drm/drm_modes.h +++ b/include/drm/drm_modes.h @@ -390,16 +390,6 @@ struct drm_display_mode { */ int vrefresh;
- /** - * @hsync: - * - * Horizontal refresh rate, for debug output in human readable form. Not - * used in a functional way. - * - * This value is in kHz. - */ - int hsync; - /** * @picture_aspect_ratio: *