drm/msm/sde: add driver for sde support
Initial DRM/KMS driver to support snapdragon display engine.
Change-Id: I2f93d7cd24acf77359682f90b6b9647017ed62ba
Signed-off-by: Abhijit Kulkarni <kabhijit@codeaurora.org>
Signed-off-by: Narendra Muppalla <NarendraM@codeaurora.org>
diff --git a/drivers/gpu/drm/msm/sde/sde_kms.h b/drivers/gpu/drm/msm/sde/sde_kms.h
new file mode 100644
index 0000000..1afe1bb
--- /dev/null
+++ b/drivers/gpu/drm/msm/sde/sde_kms.h
@@ -0,0 +1,116 @@
+/* Copyright (c) 2015-2016, The Linux Foundation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 and
+ * only version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#ifndef __SDE_KMS_H__
+#define __SDE_KMS_H__
+
+#include "msm_drv.h"
+#include "msm_kms.h"
+#include "mdp/mdp_kms.h"
+#include "sde_hw_catalog.h"
+#include "sde_hw_mdss.h"
+
+struct sde_kms {
+ struct mdp_kms base;
+ struct drm_device *dev;
+ int rev;
+ struct sde_mdss_cfg *catalog;
+
+ struct msm_mmu *mmu;
+
+ /* io/register spaces: */
+ void __iomem *mmio, *vbif;
+
+ struct regulator *vdd;
+ struct regulator *mmagic;
+ struct regulator *venus;
+
+ struct clk *axi_clk;
+ struct clk *ahb_clk;
+ struct clk *src_clk;
+ struct clk *core_clk;
+ struct clk *lut_clk;
+ struct clk *mmagic_clk;
+ struct clk *iommu_clk;
+ struct clk *vsync_clk;
+
+ struct {
+ unsigned long enabled_mask;
+ struct irq_domain *domain;
+ } irqcontroller;
+};
+
+#define to_sde_kms(x) container_of(x, struct sde_kms, base)
+
+struct sde_plane_state {
+ struct drm_plane_state base;
+
+ /* aligned with property */
+ uint8_t premultiplied;
+ uint8_t zpos;
+ uint8_t alpha;
+
+ /* assigned by crtc blender */
+ enum sde_stage stage;
+
+ /* some additional transactional status to help us know in the
+ * apply path whether we need to update SMP allocation, and
+ * whether current update is still pending:
+ */
+ bool mode_changed : 1;
+ bool pending : 1;
+};
+
+#define to_sde_plane_state(x) \
+ container_of(x, struct sde_plane_state, base)
+
+int sde_disable(struct sde_kms *sde_kms);
+int sde_enable(struct sde_kms *sde_kms);
+
+void sde_set_irqmask(struct mdp_kms *mdp_kms, uint32_t irqmask,
+ uint32_t old_irqmask);
+void sde_irq_preinstall(struct msm_kms *kms);
+int sde_irq_postinstall(struct msm_kms *kms);
+void sde_irq_uninstall(struct msm_kms *kms);
+irqreturn_t sde_irq(struct msm_kms *kms);
+int sde_enable_vblank(struct msm_kms *kms, struct drm_crtc *crtc);
+void sde_disable_vblank(struct msm_kms *kms, struct drm_crtc *crtc);
+
+enum sde_sspp sde_plane_pipe(struct drm_plane *plane);
+void sde_plane_install_properties(struct drm_plane *plane,
+ struct drm_mode_object *obj);
+void sde_plane_set_scanout(struct drm_plane *plane,
+ struct drm_framebuffer *fb);
+int sde_plane_mode_set(struct drm_plane *plane,
+ struct drm_crtc *crtc, struct drm_framebuffer *fb,
+ int crtc_x, int crtc_y,
+ unsigned int crtc_w, unsigned int crtc_h,
+ uint32_t src_x, uint32_t src_y,
+ uint32_t src_w, uint32_t src_h);
+void sde_plane_complete_flip(struct drm_plane *plane);
+struct drm_plane *sde_plane_init(struct drm_device *dev, bool private_plane);
+
+uint32_t sde_crtc_vblank(struct drm_crtc *crtc);
+
+void sde_crtc_cancel_pending_flip(struct drm_crtc *crtc, struct drm_file *file);
+void sde_crtc_attach(struct drm_crtc *crtc, struct drm_plane *plane);
+void sde_crtc_detach(struct drm_crtc *crtc, struct drm_plane *plane);
+struct drm_crtc *sde_crtc_init(struct drm_device *dev,
+ struct drm_encoder *encoder,
+ struct drm_plane *plane, int id);
+
+struct drm_encoder *sde_encoder_init(struct drm_device *dev, int intf);
+
+int sde_irq_domain_init(struct sde_kms *sde_kms);
+int sde_irq_domain_fini(struct sde_kms *sde_kms);
+
+#endif /* __sde_kms_H__ */