diff options
Diffstat (limited to 'Source/DirectFB/gfxdrivers/davinci/davinci_video_pool.c')
| -rwxr-xr-x | Source/DirectFB/gfxdrivers/davinci/davinci_video_pool.c | 393 |
1 files changed, 393 insertions, 0 deletions
diff --git a/Source/DirectFB/gfxdrivers/davinci/davinci_video_pool.c b/Source/DirectFB/gfxdrivers/davinci/davinci_video_pool.c new file mode 100755 index 0000000..f0f45b5 --- /dev/null +++ b/Source/DirectFB/gfxdrivers/davinci/davinci_video_pool.c @@ -0,0 +1,393 @@ +/* + TI Davinci driver - VID1 FB Memory for direct UYVY mode + + (c) Copyright 2007 Telio AG + + Written by Denis Oliver Kropp <dok@directfb.org> + + Code is derived from VMWare driver. + + (c) Copyright 2001-2009 The world wide DirectFB Open Source Community (directfb.org) + (c) Copyright 2000-2004 Convergence (integrated media) GmbH + + All rights reserved. + + Written by Denis Oliver Kropp <dok@directfb.org>, + Andreas Hundt <andi@fischlustig.de>, + Sven Neumann <neo@directfb.org>, + Ville Syrjälä <syrjala@sci.fi> and + Claudio Ciccani <klan@users.sf.net>. + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2 of the License, or (at your option) any later version. + + This library 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with this library; if not, write to the + Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. +*/ + +#include <config.h> + +#include <asm/types.h> + +#include <direct/debug.h> +#include <direct/mem.h> + +#include <core/gfxcard.h> +#include <core/surface_pool.h> + +#include <gfx/convert.h> + +#include <misc/conf.h> + +#include "davincifb.h" + +#include "davinci_gfxdriver.h" + +D_DEBUG_DOMAIN( Video_Surfaces, "Video/Surfaces", "Video Framebuffer Surface Pool" ); +D_DEBUG_DOMAIN( Video_SurfLock, "Video/SurfLock", "Video Framebuffer Surface Pool Locks" ); + +/**********************************************************************************************************************/ + +typedef struct { + int magic; +} VideoPoolData; + +typedef struct { + int magic; + + CoreDFB *core; + void *mem; + unsigned long phys; +} VideoPoolLocalData; + +typedef struct { + int magic; + + int offset; + int pitch; + int size; +} VideoAllocationData; + +/**********************************************************************************************************************/ + +static int +videoPoolDataSize( void ) +{ + return sizeof(VideoPoolData); +} + +static int +videoPoolLocalDataSize( void ) +{ + return sizeof(VideoPoolLocalData); +} + +static int +videoAllocationDataSize( void ) +{ + return sizeof(VideoAllocationData); +} + +static DFBResult +videoInitPool( CoreDFB *core, + CoreSurfacePool *pool, + void *pool_data, + void *pool_local, + void *system_data, + CoreSurfacePoolDescription *ret_desc ) +{ + VideoPoolData *data = pool_data; + VideoPoolLocalData *local = pool_local; + DavinciDriverData *ddrv = dfb_gfxcard_get_driver_data(); + DavinciDeviceData *ddev = dfb_gfxcard_get_device_data(); + + D_DEBUG_AT( Video_Surfaces, "%s()\n", __FUNCTION__ ); + + D_ASSERT( core != NULL ); + D_MAGIC_ASSERT( pool, CoreSurfacePool ); + D_ASSERT( data != NULL ); + D_ASSERT( local != NULL ); + D_ASSERT( ret_desc != NULL ); + + ret_desc->caps = CSPCAPS_NONE; + ret_desc->types = CSTF_LAYER | CSTF_SHARED | CSTF_EXTERNAL; + ret_desc->priority = CSPP_DEFAULT; + + ret_desc->access[CSAID_CPU] = CSAF_READ | CSAF_WRITE | CSAF_SHARED; + ret_desc->access[CSAID_GPU] = CSAF_READ | CSAF_WRITE | CSAF_SHARED; + ret_desc->access[CSAID_LAYER1] = CSAF_READ | CSAF_WRITE | CSAF_SHARED; + + snprintf( ret_desc->name, DFB_SURFACE_POOL_DESC_NAME_LENGTH, "Video Pool" ); + + local->core = core; + local->mem = ddrv->fb[VID1].mem; + local->phys = ddev->fix[VID1].smem_start; + + D_MAGIC_SET( data, VideoPoolData ); + D_MAGIC_SET( local, VideoPoolLocalData ); + + return DFB_OK; +} + +static DFBResult +videoJoinPool( CoreDFB *core, + CoreSurfacePool *pool, + void *pool_data, + void *pool_local, + void *system_data ) +{ + VideoPoolData *data = pool_data; + VideoPoolLocalData *local = pool_local; + DavinciDriverData *ddrv = dfb_gfxcard_get_driver_data(); + DavinciDeviceData *ddev = dfb_gfxcard_get_device_data(); + + D_DEBUG_AT( Video_Surfaces, "%s()\n", __FUNCTION__ ); + + D_ASSERT( core != NULL ); + D_MAGIC_ASSERT( pool, CoreSurfacePool ); + D_MAGIC_ASSERT( data, VideoPoolData ); + D_ASSERT( local != NULL ); + + (void) data; + + local->core = core; + local->mem = ddrv->fb[VID1].mem; + local->phys = ddev->fix[VID1].smem_start; + + D_MAGIC_SET( local, VideoPoolLocalData ); + + return DFB_OK; +} + +static DFBResult +videoDestroyPool( CoreSurfacePool *pool, + void *pool_data, + void *pool_local ) +{ + VideoPoolData *data = pool_data; + VideoPoolLocalData *local = pool_local; + + D_DEBUG_AT( Video_Surfaces, "%s()\n", __FUNCTION__ ); + + D_MAGIC_ASSERT( pool, CoreSurfacePool ); + D_MAGIC_ASSERT( data, VideoPoolData ); + D_MAGIC_ASSERT( local, VideoPoolLocalData ); + + D_MAGIC_CLEAR( data ); + D_MAGIC_CLEAR( local ); + + return DFB_OK; +} + +static DFBResult +videoLeavePool( CoreSurfacePool *pool, + void *pool_data, + void *pool_local ) +{ + VideoPoolData *data = pool_data; + VideoPoolLocalData *local = pool_local; + + D_DEBUG_AT( Video_Surfaces, "%s()\n", __FUNCTION__ ); + + D_MAGIC_ASSERT( pool, CoreSurfacePool ); + D_MAGIC_ASSERT( data, VideoPoolData ); + D_MAGIC_ASSERT( local, VideoPoolLocalData ); + + (void) data; + + D_MAGIC_CLEAR( local ); + + return DFB_OK; +} + +static DFBResult +videoTestConfig( CoreSurfacePool *pool, + void *pool_data, + void *pool_local, + CoreSurfaceBuffer *buffer, + const CoreSurfaceConfig *config ) +{ + CoreSurface *surface; + VideoPoolData *data = pool_data; + VideoPoolLocalData *local = pool_local; + + D_DEBUG_AT( Video_Surfaces, "%s( %p )\n", __FUNCTION__, buffer ); + + D_MAGIC_ASSERT( pool, CoreSurfacePool ); + D_MAGIC_ASSERT( data, VideoPoolData ); + D_MAGIC_ASSERT( local, VideoPoolLocalData ); + D_MAGIC_ASSERT( buffer, CoreSurfaceBuffer ); + + (void) data; + (void) local; + + surface = buffer->surface; + D_MAGIC_ASSERT( surface, CoreSurface ); + + if ((surface->type & CSTF_LAYER) && surface->resource_id == 1) + return DFB_OK; + + return DFB_UNSUPPORTED; +} + +static DFBResult +videoAllocateBuffer( CoreSurfacePool *pool, + void *pool_data, + void *pool_local, + CoreSurfaceBuffer *buffer, + CoreSurfaceAllocation *allocation, + void *alloc_data ) +{ + CoreSurface *surface; + VideoPoolData *data = pool_data; + VideoPoolLocalData *local = pool_local; + VideoAllocationData *alloc = alloc_data; + DavinciDeviceData *ddev = dfb_gfxcard_get_device_data(); + + D_DEBUG_AT( Video_Surfaces, "%s( %p )\n", __FUNCTION__, buffer ); + + D_MAGIC_ASSERT( pool, CoreSurfacePool ); + D_MAGIC_ASSERT( data, VideoPoolData ); + D_MAGIC_ASSERT( local, VideoPoolLocalData ); + D_MAGIC_ASSERT( buffer, CoreSurfaceBuffer ); + + (void) data; + (void) local; + + surface = buffer->surface; + D_MAGIC_ASSERT( surface, CoreSurface ); + + if ((surface->type & CSTF_LAYER) && surface->resource_id == 1) { + int index = dfb_surface_buffer_index( buffer ); + + alloc->pitch = ddev->fix[VID1].line_length; + alloc->size = surface->config.size.h * alloc->pitch; + alloc->offset = index * alloc->size; + + D_DEBUG_AT( Video_Surfaces, " -> offset %d, pitch %d, size %d\n", alloc->offset, alloc->pitch, alloc->size ); + + allocation->size = alloc->size; + allocation->offset = alloc->offset; + + D_MAGIC_SET( alloc, VideoAllocationData ); + + return DFB_OK; + } + + return DFB_BUG; +} + +static DFBResult +videoDeallocateBuffer( CoreSurfacePool *pool, + void *pool_data, + void *pool_local, + CoreSurfaceBuffer *buffer, + CoreSurfaceAllocation *allocation, + void *alloc_data ) +{ + VideoPoolData *data = pool_data; + VideoAllocationData *alloc = alloc_data; + + D_DEBUG_AT( Video_Surfaces, "%s( %p )\n", __FUNCTION__, buffer ); + + D_MAGIC_ASSERT( pool, CoreSurfacePool ); + D_MAGIC_ASSERT( data, VideoPoolData ); + D_MAGIC_ASSERT( buffer, CoreSurfaceBuffer ); + D_MAGIC_ASSERT( alloc, VideoAllocationData ); + + (void) data; + + D_MAGIC_CLEAR( alloc ); + + return DFB_OK; +} + +static DFBResult +videoLock( CoreSurfacePool *pool, + void *pool_data, + void *pool_local, + CoreSurfaceAllocation *allocation, + void *alloc_data, + CoreSurfaceBufferLock *lock ) +{ + VideoPoolLocalData *local = pool_local; + VideoAllocationData *alloc = alloc_data; + DavinciDeviceData *ddev = dfb_gfxcard_get_device_data(); + + D_MAGIC_ASSERT( pool, CoreSurfacePool ); + D_MAGIC_ASSERT( allocation, CoreSurfaceAllocation ); + D_MAGIC_ASSERT( alloc, VideoAllocationData ); + D_MAGIC_ASSERT( lock, CoreSurfaceBufferLock ); + + D_DEBUG_AT( Video_SurfLock, "%s( %p )\n", __FUNCTION__, lock->buffer ); + + int index = alloc->offset / alloc->size; + int height = alloc->size / alloc->pitch; + + alloc->pitch = ddev->fix[VID1].line_length; + alloc->size = height * alloc->pitch; + alloc->offset = index * alloc->size; + + allocation->size = alloc->size; + allocation->offset = alloc->offset; + + lock->pitch = alloc->pitch; + lock->offset = alloc->offset; + lock->addr = local->mem + alloc->offset; + lock->phys = local->phys + alloc->offset; + + D_DEBUG_AT( Video_SurfLock, " -> offset %lu, pitch %d, addr %p, phys 0x%08lx\n", + lock->offset, lock->pitch, lock->addr, lock->phys ); + + return DFB_OK; +} + +static DFBResult +videoUnlock( CoreSurfacePool *pool, + void *pool_data, + void *pool_local, + CoreSurfaceAllocation *allocation, + void *alloc_data, + CoreSurfaceBufferLock *lock ) +{ + VideoAllocationData *alloc = alloc_data; + + D_MAGIC_ASSERT( pool, CoreSurfacePool ); + D_MAGIC_ASSERT( allocation, CoreSurfaceAllocation ); + D_MAGIC_ASSERT( alloc, VideoAllocationData ); + D_MAGIC_ASSERT( lock, CoreSurfaceBufferLock ); + + D_DEBUG_AT( Video_SurfLock, "%s( %p )\n", __FUNCTION__, lock->buffer ); + + (void) alloc; + + return DFB_OK; +} + +const SurfacePoolFuncs davinciVideoSurfacePoolFuncs = { + .PoolDataSize = videoPoolDataSize, + .PoolLocalDataSize = videoPoolLocalDataSize, + .AllocationDataSize = videoAllocationDataSize, + + .InitPool = videoInitPool, + .JoinPool = videoJoinPool, + .DestroyPool = videoDestroyPool, + .LeavePool = videoLeavePool, + + .TestConfig = videoTestConfig, + .AllocateBuffer = videoAllocateBuffer, + .DeallocateBuffer = videoDeallocateBuffer, + + .Lock = videoLock, + .Unlock = videoUnlock, +}; + |