Re: [PATCH v2 2/3] drm/mipi-dsi: add mipi_dsi_usleep_range helper

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On 26/06/2024 16:22, Jerome Brunet wrote:
Like for mipi_dsi_msleep(), usleep_range() may often be called
in between mipi_dsi_dcs_*() functions and needs a multi compatible
counter part.

Suggested-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>
Signed-off-by: Jerome Brunet <jbrunet@xxxxxxxxxxxx>
---
  include/drm/drm_mipi_dsi.h | 7 +++++++
  1 file changed, 7 insertions(+)

diff --git a/include/drm/drm_mipi_dsi.h b/include/drm/drm_mipi_dsi.h
index 71d121aeef24..0f520eeeaa8e 100644
--- a/include/drm/drm_mipi_dsi.h
+++ b/include/drm/drm_mipi_dsi.h
@@ -10,6 +10,7 @@
  #define __DRM_MIPI_DSI_H__
#include <linux/device.h>
+#include <linux/delay.h>
struct mipi_dsi_host;
  struct mipi_dsi_device;
@@ -297,6 +298,12 @@ ssize_t mipi_dsi_generic_read(struct mipi_dsi_device *dsi, const void *params,
  			msleep(delay);	\
  	} while (0)
+#define mipi_dsi_usleep_range(ctx, min, max) \
+	do {					\
+		if (!(ctx)->accum_err)		\
+			usleep_range(min, max);	\
+	} while (0)
+
  /**
   * enum mipi_dsi_dcs_tear_mode - Tearing Effect Output Line mode
   * @MIPI_DSI_DCS_TEAR_MODE_VBLANK: the TE output line consists of V-Blanking

Reviewed-by: Neil Armstrong <neil.armstrong@xxxxxxxxxx>




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