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authorJani Nikula <jani.nikula@intel.com>2013-08-27 15:12:18 +0300
committerDaniel Vetter <daniel.vetter@ffwll.ch>2013-09-04 17:34:46 +0200
commitf5e11b06eb8a5aa6d4918aca85f88268e131a88e (patch)
tree6f5fffe474bda37ff2262e5d21f4469457be06df /drivers/gpu/drm/i915/intel_dsi.h
parent72ffa333418426b46648ac84ad4f015963b025e1 (diff)
downloadblackbird-op-linux-f5e11b06eb8a5aa6d4918aca85f88268e131a88e.tar.gz
blackbird-op-linux-f5e11b06eb8a5aa6d4918aca85f88268e131a88e.zip
drm/i915: add structs for MIPI DSI output
The sub-encoder model is copied from DVO. v2: Add attached_connector to struct intel_dsi. Signed-off-by: Jani Nikula <jani.nikula@intel.com> Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_dsi.h')
-rw-r--r--drivers/gpu/drm/i915/intel_dsi.h99
1 files changed, 99 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_dsi.h b/drivers/gpu/drm/i915/intel_dsi.h
new file mode 100644
index 000000000000..f308269cd87c
--- /dev/null
+++ b/drivers/gpu/drm/i915/intel_dsi.h
@@ -0,0 +1,99 @@
+/*
+ * Copyright © 2013 Intel Corporation
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+#ifndef _INTEL_DSI_H
+#define _INTEL_DSI_H
+
+#include <drm/drmP.h>
+#include <drm/drm_crtc.h>
+#include "intel_drv.h"
+
+struct intel_dsi_device {
+ unsigned int panel_id;
+ const char *name;
+ int type;
+ const struct intel_dsi_dev_ops *dev_ops;
+ void *dev_priv;
+};
+
+struct intel_dsi_dev_ops {
+ bool (*init)(struct intel_dsi_device *dsi);
+
+ /* This callback must be able to assume DSI commands can be sent */
+ void (*enable)(struct intel_dsi_device *dsi);
+
+ /* This callback must be able to assume DSI commands can be sent */
+ void (*disable)(struct intel_dsi_device *dsi);
+
+ int (*mode_valid)(struct intel_dsi_device *dsi,
+ struct drm_display_mode *mode);
+
+ bool (*mode_fixup)(struct intel_dsi_device *dsi,
+ const struct drm_display_mode *mode,
+ struct drm_display_mode *adjusted_mode);
+
+ void (*mode_set)(struct intel_dsi_device *dsi,
+ struct drm_display_mode *mode,
+ struct drm_display_mode *adjusted_mode);
+
+ enum drm_connector_status (*detect)(struct intel_dsi_device *dsi);
+
+ bool (*get_hw_state)(struct intel_dsi_device *dev);
+
+ struct drm_display_mode *(*get_modes)(struct intel_dsi_device *dsi);
+
+ void (*destroy) (struct intel_dsi_device *dsi);
+};
+
+struct intel_dsi {
+ struct intel_encoder base;
+
+ struct intel_dsi_device dev;
+
+ struct intel_connector *attached_connector;
+
+ /* if true, use HS mode, otherwise LP */
+ bool hs;
+
+ /* virtual channel */
+ int channel;
+
+ /* number of DSI lanes */
+ unsigned int lane_count;
+
+ /* video mode pixel format for MIPI_DSI_FUNC_PRG register */
+ u32 pixel_format;
+
+ /* video mode format for MIPI_VIDEO_MODE_FORMAT register */
+ u32 video_mode_format;
+
+ /* eot for MIPI_EOT_DISABLE register */
+ u32 eot_disable;
+};
+
+static inline struct intel_dsi *enc_to_intel_dsi(struct drm_encoder *encoder)
+{
+ return container_of(encoder, struct intel_dsi, base.base);
+}
+
+#endif /* _INTEL_DSI_H */
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