diff options
Diffstat (limited to 'drivers/gpu/drm/gma500/psb_intel_drv.h')
| -rw-r--r-- | drivers/gpu/drm/gma500/psb_intel_drv.h | 256 |
1 files changed, 256 insertions, 0 deletions
diff --git a/drivers/gpu/drm/gma500/psb_intel_drv.h b/drivers/gpu/drm/gma500/psb_intel_drv.h new file mode 100644 index 000000000..8a1111fe7 --- /dev/null +++ b/drivers/gpu/drm/gma500/psb_intel_drv.h @@ -0,0 +1,256 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copyright (c) 2009-2011, Intel Corporation. + */ + +#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 <drm/drm_encoder.h> +#include <drm/drm_probe_helper.h> +#include <drm/drm_vblank.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 + +/* + * 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 gma_i2c_chan { + struct i2c_adapter base; + struct i2c_algo_bit_data algo; + u8 slave_addr; + + /* for getting at dev. private (mmio etc.) */ + struct drm_device *drm_dev; + u32 reg; /* GPIO reg */ +}; + +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 gma_i2c_chan *i2c_bus; +}; + +struct gma_connector { + struct drm_connector base; + struct gma_encoder *encoder; + + void (*save)(struct drm_connector *connector); + void (*restore)(struct drm_connector *connector); +}; + +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 psb_gem_object *cursor_pobj; + 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; + + struct drm_pending_vblank_event *page_flip_event; +}; + +#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) +#define to_gma_i2c_chan(x) \ + container_of(x, struct gma_i2c_chan, base) + +struct gma_i2c_chan *gma_i2c_create(struct drm_device *dev, const u32 reg, + const char *name); +void gma_i2c_destroy(struct gma_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); +struct gma_i2c_chan *oaktrail_lvds_i2c_init(struct drm_device *dev); +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 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 enum drm_mode_status 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); + +/* 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__ */ |