--- /dev/null
+/*
+ * Copyright (c) 2009-2011, Intel Corporation.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope 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.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ */
+
+#ifndef __INTEL_DRV_H__
+#define __INTEL_DRV_H__
+
+#include <linux/i2c.h>
+#include <linux/i2c-algo-bit.h>
+#include <drm/drm_crtc.h>
+#include <drm/drm_crtc_helper.h>
+#include <linux/gpio.h>
+#include "gma_display.h"
+
+/*
+ * Display related stuff
+ */
+
+/* maximum connectors per crtcs in the mode set */
+#define INTELFB_CONN_LIMIT 4
+
+/* Intel Pipe Clone Bit */
+#define INTEL_HDMIB_CLONE_BIT 1
+#define INTEL_HDMIC_CLONE_BIT 2
+#define INTEL_HDMID_CLONE_BIT 3
+#define INTEL_HDMIE_CLONE_BIT 4
+#define INTEL_HDMIF_CLONE_BIT 5
+#define INTEL_SDVO_NON_TV_CLONE_BIT 6
+#define INTEL_SDVO_TV_CLONE_BIT 7
+#define INTEL_SDVO_LVDS_CLONE_BIT 8
+#define INTEL_ANALOG_CLONE_BIT 9
+#define INTEL_TV_CLONE_BIT 10
+#define INTEL_DP_B_CLONE_BIT 11
+#define INTEL_DP_C_CLONE_BIT 12
+#define INTEL_DP_D_CLONE_BIT 13
+#define INTEL_LVDS_CLONE_BIT 14
+#define INTEL_DVO_TMDS_CLONE_BIT 15
+#define INTEL_DVO_LVDS_CLONE_BIT 16
+#define INTEL_EDP_CLONE_BIT 17
+
+/* these are outputs from the chip - integrated only
+ * external chips are via DVO or SDVO output */
+#define INTEL_OUTPUT_UNUSED 0
+#define INTEL_OUTPUT_ANALOG 1
+#define INTEL_OUTPUT_DVO 2
+#define INTEL_OUTPUT_SDVO 3
+#define INTEL_OUTPUT_LVDS 4
+#define INTEL_OUTPUT_TVOUT 5
+#define INTEL_OUTPUT_HDMI 6
+#define INTEL_OUTPUT_MIPI 7
+#define INTEL_OUTPUT_MIPI2 8
+#define INTEL_OUTPUT_DISPLAYPORT 9
+#define INTEL_OUTPUT_EDP 10
+
+#define INTEL_MODE_PIXEL_MULTIPLIER_SHIFT (0x0)
+#define INTEL_MODE_PIXEL_MULTIPLIER_MASK (0xf << INTEL_MODE_PIXEL_MULTIPLIER_SHIFT)
+
+static inline void
+psb_intel_mode_set_pixel_multiplier(struct drm_display_mode *mode,
+ int multiplier)
+{
+ mode->clock *= multiplier;
+ mode->private_flags |= multiplier;
+}
+
+static inline int
+psb_intel_mode_get_pixel_multiplier(const struct drm_display_mode *mode)
+{
+ return (mode->private_flags & INTEL_MODE_PIXEL_MULTIPLIER_MASK)
+ >> INTEL_MODE_PIXEL_MULTIPLIER_SHIFT;
+}
+
+
+/*
+ * Hold information useally put on the device driver privates here,
+ * since it needs to be shared across multiple of devices drivers privates.
+ */
+struct psb_intel_mode_device {
+
+ /*
+ * Abstracted memory manager operations
+ */
+ size_t(*bo_offset) (struct drm_device *dev, void *bo);
+
+ /*
+ * LVDS info
+ */
+ int backlight_duty_cycle; /* restore backlight to this value */
+ bool panel_wants_dither;
+ struct drm_display_mode *panel_fixed_mode;
+ struct drm_display_mode *panel_fixed_mode2;
+ struct drm_display_mode *vbt_mode; /* if any */
+
+ uint32_t saveBLC_PWM_CTL;
+};
+
+struct psb_intel_i2c_chan {
+ /* for getting at dev. private (mmio etc.) */
+ struct drm_device *drm_dev;
+ u32 reg; /* GPIO reg */
+ struct i2c_adapter adapter;
+ struct i2c_algo_bit_data algo;
+ u8 slave_addr;
+};
+
+struct gma_encoder {
+ struct drm_encoder base;
+ int type;
+ bool needs_tv_clock;
+ void (*hot_plug)(struct gma_encoder *);
+ int crtc_mask;
+ int clone_mask;
+ u32 ddi_select; /* Channel info */
+#define DDI0_SELECT 0x01
+#define DDI1_SELECT 0x02
+#define DP_MASK 0x8000
+#define DDI_MASK 0x03
+ void *dev_priv; /* For sdvo_priv, lvds_priv, etc... */
+
+ /* FIXME: Either make SDVO and LVDS store it's i2c here or give CDV it's
+ own set of output privates */
+ struct psb_intel_i2c_chan *i2c_bus;
+ struct psb_intel_i2c_chan *ddc_bus;
+};
+
+struct gma_connector {
+ struct drm_connector base;
+ struct gma_encoder *encoder;
+};
+
+struct psb_intel_crtc_state {
+ uint32_t saveDSPCNTR;
+ uint32_t savePIPECONF;
+ uint32_t savePIPESRC;
+ uint32_t saveDPLL;
+ uint32_t saveFP0;
+ uint32_t saveFP1;
+ uint32_t saveHTOTAL;
+ uint32_t saveHBLANK;
+ uint32_t saveHSYNC;
+ uint32_t saveVTOTAL;
+ uint32_t saveVBLANK;
+ uint32_t saveVSYNC;
+ uint32_t saveDSPSTRIDE;
+ uint32_t saveDSPSIZE;
+ uint32_t saveDSPPOS;
+ uint32_t saveDSPBASE;
+ uint32_t savePalette[256];
+};
+
+struct gma_crtc {
+ struct drm_crtc base;
+ int pipe;
+ int plane;
+ uint32_t cursor_addr;
+ struct gtt_range *cursor_gt;
+ u8 lut_r[256], lut_g[256], lut_b[256];
+ u8 lut_adj[256];
+ struct psb_intel_framebuffer *fbdev_fb;
+ /* a mode_set for fbdev users on this crtc */
+ struct drm_mode_set mode_set;
+
+ /* GEM object that holds our cursor */
+ struct drm_gem_object *cursor_obj;
+
+ struct drm_display_mode saved_mode;
+ struct drm_display_mode saved_adjusted_mode;
+
+ struct psb_intel_mode_device *mode_dev;
+
+ /*crtc mode setting flags*/
+ u32 mode_flags;
+
+ bool active;
+
+ /* Saved Crtc HW states */
+ struct psb_intel_crtc_state *crtc_state;
+
+ const struct gma_clock_funcs *clock_funcs;
+};
+
+#define to_gma_crtc(x) \
+ container_of(x, struct gma_crtc, base)
+#define to_gma_connector(x) \
+ container_of(x, struct gma_connector, base)
+#define to_gma_encoder(x) \
+ container_of(x, struct gma_encoder, base)
+#define to_psb_intel_framebuffer(x) \
+ container_of(x, struct psb_intel_framebuffer, base)
+
+struct psb_intel_i2c_chan *psb_intel_i2c_create(struct drm_device *dev,
+ const u32 reg, const char *name);
+void psb_intel_i2c_destroy(struct psb_intel_i2c_chan *chan);
+int psb_intel_ddc_get_modes(struct drm_connector *connector,
+ struct i2c_adapter *adapter);
+extern bool psb_intel_ddc_probe(struct i2c_adapter *adapter);
+
+extern void psb_intel_crtc_init(struct drm_device *dev, int pipe,
+ struct psb_intel_mode_device *mode_dev);
+extern void psb_intel_crt_init(struct drm_device *dev);
+extern bool psb_intel_sdvo_init(struct drm_device *dev, int output_device);
+extern void psb_intel_dvo_init(struct drm_device *dev);
+extern void psb_intel_tv_init(struct drm_device *dev);
+extern void psb_intel_lvds_init(struct drm_device *dev,
+ struct psb_intel_mode_device *mode_dev);
+extern void psb_intel_lvds_set_brightness(struct drm_device *dev, int level);
+extern void oaktrail_lvds_init(struct drm_device *dev,
+ struct psb_intel_mode_device *mode_dev);
+extern void oaktrail_wait_for_INTR_PKT_SENT(struct drm_device *dev);
+extern void oaktrail_dsi_init(struct drm_device *dev,
+ struct psb_intel_mode_device *mode_dev);
+extern void oaktrail_lvds_i2c_init(struct drm_encoder *encoder);
+extern void mid_dsi_init(struct drm_device *dev,
+ struct psb_intel_mode_device *mode_dev, int dsi_num);
+
+extern struct drm_encoder *gma_best_encoder(struct drm_connector *connector);
+extern void gma_connector_attach_encoder(struct gma_connector *connector,
+ struct gma_encoder *encoder);
+
+static inline struct gma_encoder *gma_attached_encoder(
+ struct drm_connector *connector)
+{
+ return to_gma_connector(connector)->encoder;
+}
+
+extern struct drm_display_mode *psb_intel_crtc_mode_get(struct drm_device *dev,
+ struct drm_crtc *crtc);
+extern struct drm_crtc *psb_intel_get_crtc_from_pipe(struct drm_device *dev,
+ int pipe);
+extern struct drm_connector *psb_intel_sdvo_find(struct drm_device *dev,
+ int sdvoB);
+extern int psb_intel_sdvo_supports_hotplug(struct drm_connector *connector);
+extern void psb_intel_sdvo_set_hotplug(struct drm_connector *connector,
+ int enable);
+extern int intelfb_probe(struct drm_device *dev);
+extern int intelfb_remove(struct drm_device *dev,
+ struct drm_framebuffer *fb);
+extern bool psb_intel_lvds_mode_fixup(struct drm_encoder *encoder,
+ const struct drm_display_mode *mode,
+ struct drm_display_mode *adjusted_mode);
+extern int psb_intel_lvds_mode_valid(struct drm_connector *connector,
+ struct drm_display_mode *mode);
+extern int psb_intel_lvds_set_property(struct drm_connector *connector,
+ struct drm_property *property,
+ uint64_t value);
+extern void psb_intel_lvds_destroy(struct drm_connector *connector);
+extern const struct drm_encoder_funcs psb_intel_lvds_enc_funcs;
+
+/* intel_gmbus.c */
+extern void gma_intel_i2c_reset(struct drm_device *dev);
+extern int gma_intel_setup_gmbus(struct drm_device *dev);
+extern void gma_intel_gmbus_set_speed(struct i2c_adapter *adapter, int speed);
+extern void gma_intel_gmbus_force_bit(struct i2c_adapter *adapter, bool force_bit);
+extern void gma_intel_teardown_gmbus(struct drm_device *dev);
+
+/* DP support */
+extern void cdv_intel_dp_init(struct drm_device *dev, struct psb_intel_mode_device *mode_dev, int output_reg);
+extern void cdv_intel_dp_set_m_n(struct drm_crtc *crtc,
+ struct drm_display_mode *mode,
+ struct drm_display_mode *adjusted_mode);
+
+extern void psb_intel_attach_force_audio_property(struct drm_connector *connector);
+extern void psb_intel_attach_broadcast_rgb_property(struct drm_connector *connector);
+
+extern int cdv_sb_read(struct drm_device *dev, u32 reg, u32 *val);
+extern int cdv_sb_write(struct drm_device *dev, u32 reg, u32 val);
+extern void cdv_sb_reset(struct drm_device *dev);
+
+extern void cdv_intel_attach_force_audio_property(struct drm_connector *connector);
+extern void cdv_intel_attach_broadcast_rgb_property(struct drm_connector *connector);
+
+#endif /* __INTEL_DRV_H__ */
Code Review / kvmfornfv.git / blobdiff