diff options
Diffstat (limited to 'drivers/gpu/drm/emgd/pvr/services4/3rdparty/emgd_displayclass/emgd_dc.h')
| -rw-r--r-- | drivers/gpu/drm/emgd/pvr/services4/3rdparty/emgd_displayclass/emgd_dc.h | 335 |
1 files changed, 0 insertions, 335 deletions
diff --git a/drivers/gpu/drm/emgd/pvr/services4/3rdparty/emgd_displayclass/emgd_dc.h b/drivers/gpu/drm/emgd/pvr/services4/3rdparty/emgd_displayclass/emgd_dc.h deleted file mode 100644 index 3543314ce9ed..000000000000 --- a/drivers/gpu/drm/emgd/pvr/services4/3rdparty/emgd_displayclass/emgd_dc.h +++ /dev/null @@ -1,335 +0,0 @@ -/********************************************************************** - * Copyright © 2002-2010, 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 EMGD_DC_H -#define EMGD_DC_H - -#include <drm/drmP.h> -#include "memory.h" -#include "io.h" -#include "emgd_shared.h" - - -#define EMGDDC_MAXFORMATS 20 -#define EMGDDC_MAXDIMS 20 - - -#define DISPLAY_DEVICE_NAME "Intel EMGD Display Driver" -#define DRVNAME "emgd_dc" -#define DEVNAME DRVNAME -#define DRIVER_PREFIX DRVNAME - - -#define EMGD_TRACE_STUB \ - EMGD_DEBUG("Inside the stubbed %s() function", __FUNCTION__) - - -typedef struct _emgddc_devinfo emgddc_devinfo_t; - - -typedef enum tag_emgd_bool -{ - EMGD_FALSE = 0, - EMGD_TRUE = 1, -} emgd_bool; - - -/** - * A pair of equivalent pixel formats, one in the EMGD format, one in the PVR - * format. This structure is used to translate between the two formats. - */ -typedef struct _emgddc_pixelformat_translator -{ - /** An EMGD-formatted pixel format. */ - unsigned long emgd_pf; - - /** A PVR-formatted pixel format. */ - PVRSRV_PIXEL_FORMAT pvr_pf; -} emgddc_pixelformat_translator_t; - - -/** Information about a given swap chain buffer. */ -typedef struct _emgddc_buffer -{ - /** A copy of the drm_emgd_private associated with this buffer. */ - drm_emgd_private *priv; - - /** The GMM offset of this buffer's memory. */ - unsigned long offset; - - /** This buffer's EMGD-formatted pixel format. */ - unsigned long pixel_format; - - /** This buffer's width. */ - unsigned long width; - - /** This buffer's height. */ - unsigned long height; - - /** - * This buffer's stride (i.e. number of bytes between the same point on - * successive scanlines). - */ - unsigned long pitch; - - /** This buffer's size. */ - unsigned long size; - - /** Is this buffer the framebuffer (a.k.a. system buffer). */ - int is_fb; - - /** - * The memory-mapped virtual address of the buffer (obtained from - * gmm_map()) - */ - IMG_CPU_VIRTADDR virt_addr; - - /** The PVR sync data for this buffer */ - PVRSRV_SYNC_DATA *sync_data; - - /** - * The PVR next buffer in the swap chain (the last buffer points to the - * first buffer - */ - struct _emgddc_buffer *next; -} emgddc_buffer_t; - - -/** Information for queueing a flip for a given swap chain buffer. */ -typedef struct _emgddc_flip_queue_item -{ - /** - * A handle to a PVR services data structure that must be passed to - * PVRSRVCmdComplete(), in order to "complete" a flip (i.e. when PVR - * services knows that the 3DD has caused the flip to occur, and as such, - * when its queue-processing code can call emgddc_process_flip() to - * start/queue another flip). "Completing" a flip does not mean that the - * flip has reached the end of its swap_interval and been "cleared." - */ - IMG_HANDLE cmd_complete; - - /** - * The number of VBlanks after a flip occurs, before the next flip can - * start. - */ - unsigned long swap_interval; - - /** Whether the corresponding buffer has a flip in progress. */ - emgd_bool valid; - - /** - * Whether the corresponding buffer completed a flip. This can only be - * EMGD_TRUE if valid is also EMGD_TRUE. - */ - emgd_bool flipped; - - /** - * Whether the corresponding buffer told PVR services that it completed a - * flip. This can only be EMGD_TRUE if flipped is also EMGD_TRUE. - */ - emgd_bool cmd_completed; - - /** Which buffer is associated with this flip_item. */ - emgddc_buffer_t *buffer; - -} emgddc_flip_queue_item_t; - - -/** Information about a given swap chain. */ -typedef struct _emgddc_swapchain -{ - /** - * Pointer to the parent devinfo, so that emgddc_flip() can lookup which - * device (and therefore, which igd_display_t) to use. - */ - emgddc_devinfo_t *devinfo; - - /** Whether this swap chain is valid for buffer flipping. */ - emgd_bool valid; - - /** Number of buffers in this swap chain. */ - unsigned long buffer_count; - - /** An array of the buffers in this swap chain. */ - emgddc_buffer_t *buffers; - - /** An array of the structures that keep track of queued flips. Each flip - * item corresponds to the identically-numbered buffer in this swap chain. - */ - emgddc_flip_queue_item_t *flip_queue; - - /** Index into both the buffers and flip_queue arrays. Used when queueing - * (or inserting) flips. Is incremented until it gets too large, and then - * is zero'd-out. - */ - unsigned long insert_index; - - /** Index into both the buffers and flip_queue arrays. Used when flushing - * (or removing from) the flip queue. Is incremented until it gets too - * large, and then is zero'd-out. - */ - unsigned long remove_index; - -#ifdef SUPPORT_FB_EVENTS - emgd_bool blanked; -#endif /* SUPPORT_FB_EVENTS */ - - /** Type of swap chain */ - unsigned long flags; - - /** A copy of emgddc_devinfo_t.pvr_jtable. */ - PVRSRV_DC_DISP2SRV_KMJTABLE *pvr_jtable; - - /** Next swap chain in the list */ - struct _emgddc_swapchain *next; -} emgddc_swapchain_t; - - -/** Information about the device. */ -struct _emgddc_devinfo -{ - /* - * The following values are display-dependent, and are dynamically - * re-initialized after an EMGD alter_displays() call: - */ - - /** The size (in bytes) of the framebuffer and future swap chain buffers. */ - unsigned long fb_size; - - /** The width (in pixels) of the framebuffer. */ - unsigned long width; - - /** The height (in pixels) of the framebuffer. */ - unsigned long height; - - /** The stride (in bytes) from one row of the framebuffer to another. */ - unsigned long byte_stride; - - /* The number of dimensions for the primary display: */ - unsigned long num_dims; - - /* The supported dimensions for the primary display: */ - DISPLAY_DIMS display_dim_list[EMGDDC_MAXDIMS]; - - /** The one EMGD-formatted pixel format (before translation) being used. */ - unsigned long emgd_pf; - - /** The one PVR-formatted pixel format (after translation) being used. */ - PVRSRV_PIXEL_FORMAT pvr_pf; - - /** The number of pixel formats for the primary display. */ - unsigned long num_formats; - - /** The supported PVR pixel formats for the primary display. */ - DISPLAY_FORMAT display_format_list[EMGDDC_MAXFORMATS]; - - /** The frame buffer (a.k.a. "system buffer" or "front buffer"). */ - emgddc_buffer_t system_buffer; - - - /* - * The following values are display-independent, are statically - * initialized at start-up time, and some may be altered during run time: - */ - - /** 0 for the primary devinfo, 1 for the secondary/DIH mode devinfo */ - int which_devinfo; - - /** A copy of the drm_emgd_private associated with this devinfo. */ - drm_emgd_private *priv; - - /** Private copy of the drm_device associated with this devinfo. */ - struct drm_device *drm_device; - - /** - * The first of potentially multiple swap chains that support full-screen - * buffer flipping. - */ - emgddc_swapchain_t *flipable_swapchains; - - /** The first of potentially many swap chains that support pixmaps. */ - emgddc_swapchain_t *pixmap_swapchains; - - /** Counter to provide unique IDs to each swap chain. */ - unsigned long swap_chain_id_counter; - - /** Static information about swap chains, plus the driver's string name. */ - DISPLAY_INFO display_info; - - /** HAL handle associated with this devinfo for dealing with interrupts. */ - emgd_vblank_callback_h interrupt_h; - - /** Handle very rare case of not being able to [re-]enable interrupts. */ - emgd_bool flipping_disabled; - - /** If EMGD_TRUE, don't queue buffer flips, but flip/complete right away. */ - emgd_bool flush_commands; - - /** - * A counter so that the state of flush_commands must be set to EMGD_TRUE - * and EMGD_FALSE an equal number of times before the state actually - * changes. - */ - unsigned long set_flush_state_ref_count; - - /** - * A spinlock to prevent contention between regular code and - * interrupt-handling code. - */ - spinlock_t swap_chain_lock; - -#ifdef SUPPORT_FB_EVENTS - struct notifier_block lin_notif_block; -#endif /* SUPPORT_FB_EVENTS */ - - /** PVR services functions. */ - PVRSRV_DC_DISP2SRV_KMJTABLE pvr_jtable; - - /** Functions we provide to PVR services. */ - PVRSRV_DC_SRV2DISP_KMJTABLE dc_jtable; - - /** This device's numeric ID, obtained when registering with PVR services */ - unsigned long device_id; - -}; - - -typedef enum _emgd_error -{ - EMGD_OK = 0, - EMGD_ERROR_GENERIC = 1, - EMGD_ERROR_OUT_OF_MEMORY = 2, - EMGD_ERROR_TOO_FEW_BUFFERS = 3, - EMGD_ERROR_INVALID_PARAMS = 4, - EMGD_ERROR_INIT_FAILURE = 5, - EMGD_ERROR_CANT_REGISTER_CALLBACK = 6, - EMGD_ERROR_INVALID_DEVICE = 7, - EMGD_ERROR_DEVICE_REGISTER_FAILED = 8 -} emgd_error_t; - - -#ifndef UNREFERENCED_PARAMETER -#define UNREFERENCED_PARAMETER(param) (param) = (param) -#endif - - -emgd_error_t emgddc_init(struct drm_device * dev); -emgd_error_t emgddc_deinit(void); - -void emgddc_flip(emgddc_swapchain_t *swap_chain, emgddc_buffer_t *buffer); - -#endif |