linux-kernel - [PATCH] Remove drm_display

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Date:   Mon, 27 Apr 2020 10:05:17 +0200
From:   Michal Orzel <michalorzel.eng@...il.com>
To:     maarten.lankhorst@...ux.intel.com, mripard@...nel.org,
        tzimmermann@...e.de, airlied@...ux.ie, daniel@...ll.ch,
        jani.nikula@...ux.intel.com, joonas.lahtinen@...ux.intel.com,
        rodrigo.vivi@...el.com, ville.syrjala@...ux.intel.com,
        chris@...is-wilson.co.uk, jose.souza@...el.com
Cc:     Michal Orzel <michalorzel.eng@...il.com>,
        dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org,
        intel-gfx@...ts.freedesktop.org
Subject: [PATCH] Remove drm_display_mode.hsync

As suggested by the TODO list of DRM subsystem:
-remove the member hsync of drm_display_mode
-convert code using hsync member to use drm_mode_hsync()

Signed-off-by: Michal Orzel <michalorzel.eng@...il.com>
---
 drivers/gpu/drm/drm_modes.c                  |  6 +-----
 drivers/gpu/drm/i915/display/intel_display.c |  1 -
 include/drm/drm_modes.h                      | 10 ----------
 3 files changed, 1 insertion(+), 16 deletions(-)

diff --git a/drivers/gpu/drm/drm_modes.c b/drivers/gpu/drm/drm_modes.c
index d4d6451..0340079 100644
--- a/drivers/gpu/drm/drm_modes.c
+++ b/drivers/gpu/drm/drm_modes.c
@@ -752,16 +752,12 @@ 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;
 
diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c
index 3468466..ec7e943 100644
--- a/drivers/gpu/drm/i915/display/intel_display.c
+++ b/drivers/gpu/drm/i915/display/intel_display.c
@@ -8891,7 +8891,6 @@ 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 99134d4..7dab7f1 100644
--- a/include/drm/drm_modes.h
+++ b/include/drm/drm_modes.h
@@ -391,16 +391,6 @@ 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:
 	 *
 	 * Field for setting the HDMI picture aspect ratio of a mode.
-- 
2.7.4