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Commit 45ad6294 authored by Vara Reddy's avatar Vara Reddy Committed by Gerrit - the friendly Code Review server
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drm/msm/dsi: fix panel physical dimensions updated to connector 



Change overrides the panel physical dimensions with correct
value upto a precision of millimeter, which was getting
truncated to centimeter as drm structures maintain it in
centimeters.

Change-Id: I035357596ed42154b657b791846aee6f940f2e53
Signed-off-by: default avatarVara Reddy <varar@codeaurora.org>
parent 4fbdc645

msm/dsi/dsi_drm.c

+10 −0
Original line number Diff line number Diff line
@@ -799,6 +799,8 @@ int dsi_connector_get_modes(struct drm_connector *connector, void *data, 
	struct drm_display_mode drm_mode;

	struct dsi_display *display = data;

	struct edid edid;

	u8 width_mm = connector->display_info.width_mm;

	u8 height_mm = connector->display_info.height_mm;

	const u8 edid_buf[EDID_LENGTH] = {

		0x00, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x00, 0x44, 0x6D,

		0x01, 0x00, 0x01, 0x00, 0x00, 0x00, 0x1B, 0x10, 0x01, 0x03,
@@ -860,6 +862,14 @@ int dsi_connector_get_modes(struct drm_connector *connector, void *data, 
	rc =  drm_connector_update_edid_property(connector, &edid);

	if (rc)

		count = 0;

	/*

	 * DRM EDID structure maintains panel physical dimensions in

	 * centimeters, we will be losing the precision anything below cm.

	 * Changing DRM framework will effect other clients at this

	 * moment, overriding the values back to millimeter.

	 */

	connector->display_info.width_mm = width_mm;

	connector->display_info.height_mm = height_mm;

end:

	DSI_DEBUG("MODE COUNT =%d\n\n", count);

	return count;