diff options
Diffstat (limited to 'drivers/staging/tidspbridge/pmgr')
| -rw-r--r-- | drivers/staging/tidspbridge/pmgr/chnl.c | 1 | ||||
| -rw-r--r-- | drivers/staging/tidspbridge/pmgr/cmm.c | 18 | ||||
| -rw-r--r-- | drivers/staging/tidspbridge/pmgr/dbll.c | 2 | ||||
| -rw-r--r-- | drivers/staging/tidspbridge/pmgr/dev.c | 132 | ||||
| -rw-r--r-- | drivers/staging/tidspbridge/pmgr/dmm.c | 533 | ||||
| -rw-r--r-- | drivers/staging/tidspbridge/pmgr/dspapi.c | 62 | ||||
| -rw-r--r-- | drivers/staging/tidspbridge/pmgr/io.c | 3 |
7 files changed, 77 insertions, 674 deletions
diff --git a/drivers/staging/tidspbridge/pmgr/chnl.c b/drivers/staging/tidspbridge/pmgr/chnl.c index 90317b5..78b0d0f3 100644 --- a/drivers/staging/tidspbridge/pmgr/chnl.c +++ b/drivers/staging/tidspbridge/pmgr/chnl.c @@ -28,7 +28,6 @@ #include <dspbridge/dbc.h> /* ----------------------------------- OS Adaptation Layer */ -#include <dspbridge/cfg.h> #include <dspbridge/sync.h> /* ----------------------------------- Platform Manager */ diff --git a/drivers/staging/tidspbridge/pmgr/cmm.c b/drivers/staging/tidspbridge/pmgr/cmm.c index ce3dc88..93a7c4f 100644 --- a/drivers/staging/tidspbridge/pmgr/cmm.c +++ b/drivers/staging/tidspbridge/pmgr/cmm.c @@ -38,7 +38,6 @@ #include <dspbridge/dbc.h> /* ----------------------------------- OS Adaptation Layer */ -#include <dspbridge/cfg.h> #include <dspbridge/list.h> #include <dspbridge/sync.h> #include <dspbridge/utildefs.h> @@ -969,23 +968,6 @@ int cmm_xlator_create(struct cmm_xlatorobject **xlator, } /* - * ======== cmm_xlator_delete ======== - * Purpose: - * Free the Xlator resources. - * VM gets freed later. - */ -int cmm_xlator_delete(struct cmm_xlatorobject *xlator, bool force) -{ - struct cmm_xlator *xlator_obj = (struct cmm_xlator *)xlator; - - DBC_REQUIRE(refs > 0); - - kfree(xlator_obj); - - return 0; -} - -/* * ======== cmm_xlator_alloc_buf ======== */ void *cmm_xlator_alloc_buf(struct cmm_xlatorobject *xlator, void *va_buf, diff --git a/drivers/staging/tidspbridge/pmgr/dbll.c b/drivers/staging/tidspbridge/pmgr/dbll.c index 2340638..878aa50 100644 --- a/drivers/staging/tidspbridge/pmgr/dbll.c +++ b/drivers/staging/tidspbridge/pmgr/dbll.c @@ -1501,7 +1501,7 @@ static void release(struct dynamic_loader_initialize *this) #ifdef CONFIG_TIDSPBRIDGE_BACKTRACE /** * find_symbol_context - Basic symbol context structure - * @address: Symbol Adress + * @address: Symbol Address * @offset_range: Offset range where the search for the DSP symbol * started. * @cur_best_offset: Best offset to start looking for the DSP symbol diff --git a/drivers/staging/tidspbridge/pmgr/dev.c b/drivers/staging/tidspbridge/pmgr/dev.c index 4ddf03d..7b30267 100644 --- a/drivers/staging/tidspbridge/pmgr/dev.c +++ b/drivers/staging/tidspbridge/pmgr/dev.c @@ -27,7 +27,6 @@ #include <dspbridge/dbc.h> /* ----------------------------------- OS Adaptation Layer */ -#include <dspbridge/cfg.h> #include <dspbridge/ldr.h> #include <dspbridge/list.h> @@ -35,7 +34,6 @@ #include <dspbridge/cod.h> #include <dspbridge/drv.h> #include <dspbridge/proc.h> -#include <dspbridge/dmm.h> /* ----------------------------------- Resource Manager */ #include <dspbridge/mgr.h> @@ -76,7 +74,6 @@ struct dev_object { struct msg_mgr *hmsg_mgr; /* Message manager. */ struct io_mgr *hio_mgr; /* IO manager (CHNL, msg_ctrl) */ struct cmm_object *hcmm_mgr; /* SM memory manager. */ - struct dmm_object *dmm_mgr; /* Dynamic memory manager. */ struct ldr_module *module_obj; /* Bridge Module handle. */ u32 word_size; /* DSP word size: quick access. */ struct drv_object *hdrv_obj; /* Driver Object */ @@ -85,6 +82,11 @@ struct dev_object { struct node_mgr *hnode_mgr; }; +struct drv_ext { + struct list_head link; + char sz_string[MAXREGPATHLENGTH]; +}; + /* ----------------------------------- Globals */ static u32 refs; /* Module reference count */ @@ -143,6 +145,7 @@ int dev_create_device(struct dev_object **device_obj, struct io_attrs io_mgr_attrs; u32 num_windows; struct drv_object *hdrv_obj = NULL; + struct drv_data *drv_datap = dev_get_drvdata(bridge); int status = 0; DBC_REQUIRE(refs > 0); DBC_REQUIRE(device_obj != NULL); @@ -158,10 +161,15 @@ int dev_create_device(struct dev_object **device_obj, /* Get the Bridge driver interface functions */ bridge_drv_entry(&drv_fxns, driver_file_name); - if (cfg_get_object((u32 *) &hdrv_obj, REG_DRV_OBJECT)) { - /* don't propogate CFG errors from this PROC function */ + + /* Retrieve the Object handle from the driver data */ + if (drv_datap && drv_datap->drv_object) { + hdrv_obj = drv_datap->drv_object; + } else { status = -EPERM; + pr_err("%s: Failed to retrieve the object handle\n", __func__); } + /* Create the device object, and pass a handle to the Bridge driver for * storage. */ if (!status) { @@ -240,9 +248,6 @@ int dev_create_device(struct dev_object **device_obj, /* Instantiate the DEH module */ status = bridge_deh_create(&dev_obj->hdeh_mgr, dev_obj); } - /* Create DMM mgr . */ - status = dmm_create(&dev_obj->dmm_mgr, - (struct dev_object *)dev_obj, NULL); } /* Add the new DEV_Object to the global list: */ if (!status) { @@ -268,8 +273,6 @@ leave: kfree(dev_obj->proc_list); if (dev_obj->cod_mgr) cod_delete(dev_obj->cod_mgr); - if (dev_obj->dmm_mgr) - dmm_destroy(dev_obj->dmm_mgr); kfree(dev_obj); } @@ -379,11 +382,6 @@ int dev_destroy_device(struct dev_object *hdev_obj) dev_obj->hcmm_mgr = NULL; } - if (dev_obj->dmm_mgr) { - dmm_destroy(dev_obj->dmm_mgr); - dev_obj->dmm_mgr = NULL; - } - /* Call the driver's bridge_dev_destroy() function: */ /* Require of DevDestroy */ if (dev_obj->hbridge_context) { @@ -464,32 +462,6 @@ int dev_get_cmm_mgr(struct dev_object *hdev_obj, } /* - * ======== dev_get_dmm_mgr ======== - * Purpose: - * Retrieve the handle to the dynamic memory manager created for this - * device. - */ -int dev_get_dmm_mgr(struct dev_object *hdev_obj, - struct dmm_object **mgr) -{ - int status = 0; - struct dev_object *dev_obj = hdev_obj; - - DBC_REQUIRE(refs > 0); - DBC_REQUIRE(mgr != NULL); - - if (hdev_obj) { - *mgr = dev_obj->dmm_mgr; - } else { - *mgr = NULL; - status = -EFAULT; - } - - DBC_ENSURE(!status || (mgr != NULL && *mgr == NULL)); - return status; -} - -/* * ======== dev_get_cod_mgr ======== * Purpose: * Retrieve the COD manager create for this device. @@ -741,10 +713,8 @@ void dev_exit(void) refs--; - if (refs == 0) { + if (refs == 0) cmm_exit(); - dmm_exit(); - } DBC_ENSURE(refs >= 0); } @@ -756,25 +726,12 @@ void dev_exit(void) */ bool dev_init(void) { - bool cmm_ret, dmm_ret, ret = true; + bool ret = true; DBC_REQUIRE(refs >= 0); - if (refs == 0) { - cmm_ret = cmm_init(); - dmm_ret = dmm_init(); - - ret = cmm_ret && dmm_ret; - - if (!ret) { - if (cmm_ret) - cmm_exit(); - - if (dmm_ret) - dmm_exit(); - - } - } + if (refs == 0) + ret = cmm_init(); if (ret) refs++; @@ -812,18 +769,31 @@ int dev_remove_device(struct cfg_devnode *dev_node_obj) { struct dev_object *hdev_obj; /* handle to device object */ int status = 0; - struct dev_object *dev_obj; + struct drv_data *drv_datap = dev_get_drvdata(bridge); + + if (!drv_datap) + status = -ENODATA; + + if (!dev_node_obj) + status = -EFAULT; /* Retrieve the device object handle originaly stored with * the dev_node: */ - status = cfg_get_dev_object(dev_node_obj, (u32 *) &hdev_obj); if (!status) { - /* Remove the Processor List */ - dev_obj = (struct dev_object *)hdev_obj; - /* Destroy the device object. */ - status = dev_destroy_device(hdev_obj); + /* check the device string and then store dev object */ + if (!strcmp((char *)((struct drv_ext *)dev_node_obj)->sz_string, + "TIOMAP1510")) { + hdev_obj = drv_datap->dev_object; + /* Destroy the device object. */ + status = dev_destroy_device(hdev_obj); + } else { + status = -EPERM; + } } + if (status) + pr_err("%s: Failed, status 0x%x\n", __func__, status); + return status; } @@ -874,6 +844,7 @@ int dev_start_device(struct cfg_devnode *dev_node_obj) char bridge_file_name[CFG_MAXSEARCHPATHLEN] = "UMA"; int status; struct mgr_object *hmgr_obj = NULL; + struct drv_data *drv_datap = dev_get_drvdata(bridge); DBC_REQUIRE(refs > 0); @@ -882,24 +853,27 @@ int dev_start_device(struct cfg_devnode *dev_node_obj) dev_node_obj); if (!status) { /* Store away the hdev_obj with the DEVNODE */ - status = cfg_set_dev_object(dev_node_obj, (u32) hdev_obj); + if (!drv_datap || !dev_node_obj) { + status = -EFAULT; + pr_err("%s: Failed, status 0x%x\n", __func__, status); + } else if (!(strcmp((char *)dev_node_obj, "TIOMAP1510"))) { + drv_datap->dev_object = (void *) hdev_obj; + } + if (!status) { + /* Create the Manager Object */ + status = mgr_create(&hmgr_obj, dev_node_obj); + if (status && !(strcmp((char *)dev_node_obj, + "TIOMAP1510"))) { + /* Ensure the device extension is NULL */ + drv_datap->dev_object = NULL; + } + } if (status) { /* Clean up */ dev_destroy_device(hdev_obj); hdev_obj = NULL; } } - if (!status) { - /* Create the Manager Object */ - status = mgr_create(&hmgr_obj, dev_node_obj); - } - if (status) { - if (hdev_obj) - dev_destroy_device(hdev_obj); - - /* Ensure the device extension is NULL */ - cfg_set_dev_object(dev_node_obj, 0L); - } return status; } @@ -1091,8 +1065,6 @@ static void store_interface_fxns(struct bridge_drv_interface *drv_fxns, STORE_FXN(fxn_brd_setstate, pfn_brd_set_state); STORE_FXN(fxn_brd_memcopy, pfn_brd_mem_copy); STORE_FXN(fxn_brd_memwrite, pfn_brd_mem_write); - STORE_FXN(fxn_brd_memmap, pfn_brd_mem_map); - STORE_FXN(fxn_brd_memunmap, pfn_brd_mem_un_map); STORE_FXN(fxn_chnl_create, pfn_chnl_create); STORE_FXN(fxn_chnl_destroy, pfn_chnl_destroy); STORE_FXN(fxn_chnl_open, pfn_chnl_open); diff --git a/drivers/staging/tidspbridge/pmgr/dmm.c b/drivers/staging/tidspbridge/pmgr/dmm.c deleted file mode 100644 index 8685233..0000000 --- a/drivers/staging/tidspbridge/pmgr/dmm.c +++ /dev/null @@ -1,533 +0,0 @@ -/* - * dmm.c - * - * DSP-BIOS Bridge driver support functions for TI OMAP processors. - * - * The Dynamic Memory Manager (DMM) module manages the DSP Virtual address - * space that can be directly mapped to any MPU buffer or memory region - * - * Notes: - * Region: Generic memory entitiy having a start address and a size - * Chunk: Reserved region - * - * Copyright (C) 2005-2006 Texas Instruments, Inc. - * - * This package is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * THIS PACKAGE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR - * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED - * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE. - */ -#include <linux/types.h> - -/* ----------------------------------- Host OS */ -#include <dspbridge/host_os.h> - -/* ----------------------------------- DSP/BIOS Bridge */ -#include <dspbridge/dbdefs.h> - -/* ----------------------------------- Trace & Debug */ -#include <dspbridge/dbc.h> - -/* ----------------------------------- OS Adaptation Layer */ -#include <dspbridge/sync.h> - -/* ----------------------------------- Platform Manager */ -#include <dspbridge/dev.h> -#include <dspbridge/proc.h> - -/* ----------------------------------- This */ -#include <dspbridge/dmm.h> - -/* ----------------------------------- Defines, Data Structures, Typedefs */ -#define DMM_ADDR_VIRTUAL(a) \ - (((struct map_page *)(a) - virtual_mapping_table) * PG_SIZE4K +\ - dyn_mem_map_beg) -#define DMM_ADDR_TO_INDEX(a) (((a) - dyn_mem_map_beg) / PG_SIZE4K) - -/* DMM Mgr */ -struct dmm_object { - /* Dmm Lock is used to serialize access mem manager for - * multi-threads. */ - spinlock_t dmm_lock; /* Lock to access dmm mgr */ -}; - -/* ----------------------------------- Globals */ -static u32 refs; /* module reference count */ -struct map_page { - u32 region_size:15; - u32 mapped_size:15; - u32 reserved:1; - u32 mapped:1; -}; - -/* Create the free list */ -static struct map_page *virtual_mapping_table; -static u32 free_region; /* The index of free region */ -static u32 free_size; -static u32 dyn_mem_map_beg; /* The Beginning of dynamic memory mapping */ -static u32 table_size; /* The size of virt and phys pages tables */ - -/* ----------------------------------- Function Prototypes */ -static struct map_page *get_region(u32 addr); -static struct map_page *get_free_region(u32 len); -static struct map_page *get_mapped_region(u32 addrs); - -/* ======== dmm_create_tables ======== - * Purpose: - * Create table to hold the information of physical address - * the buffer pages that is passed by the user, and the table - * to hold the information of the virtual memory that is reserved - * for DSP. - */ -int dmm_create_tables(struct dmm_object *dmm_mgr, u32 addr, u32 size) -{ - struct dmm_object *dmm_obj = (struct dmm_object *)dmm_mgr; - int status = 0; - - status = dmm_delete_tables(dmm_obj); - if (!status) { - dyn_mem_map_beg = addr; - table_size = PG_ALIGN_HIGH(size, PG_SIZE4K) / PG_SIZE4K; - /* Create the free list */ - virtual_mapping_table = __vmalloc(table_size * - sizeof(struct map_page), GFP_KERNEL | - __GFP_HIGHMEM | __GFP_ZERO, PAGE_KERNEL); - if (virtual_mapping_table == NULL) - status = -ENOMEM; - else { - /* On successful allocation, - * all entries are zero ('free') */ - free_region = 0; - free_size = table_size * PG_SIZE4K; - virtual_mapping_table[0].region_size = table_size; - } - } - - if (status) - pr_err("%s: failure, status 0x%x\n", __func__, status); - - return status; -} - -/* - * ======== dmm_create ======== - * Purpose: - * Create a dynamic memory manager object. - */ -int dmm_create(struct dmm_object **dmm_manager, - struct dev_object *hdev_obj, - const struct dmm_mgrattrs *mgr_attrts) -{ - struct dmm_object *dmm_obj = NULL; - int status = 0; - DBC_REQUIRE(refs > 0); - DBC_REQUIRE(dmm_manager != NULL); - - *dmm_manager = NULL; - /* create, zero, and tag a cmm mgr object */ - dmm_obj = kzalloc(sizeof(struct dmm_object), GFP_KERNEL); - if (dmm_obj != NULL) { - spin_lock_init(&dmm_obj->dmm_lock); - *dmm_manager = dmm_obj; - } else { - status = -ENOMEM; - } - - return status; -} - -/* - * ======== dmm_destroy ======== - * Purpose: - * Release the communication memory manager resources. - */ -int dmm_destroy(struct dmm_object *dmm_mgr) -{ - struct dmm_object *dmm_obj = (struct dmm_object *)dmm_mgr; - int status = 0; - - DBC_REQUIRE(refs > 0); - if (dmm_mgr) { - status = dmm_delete_tables(dmm_obj); - if (!status) - kfree(dmm_obj); - } else - status = -EFAULT; - - return status; -} - -/* - * ======== dmm_delete_tables ======== - * Purpose: - * Delete DMM Tables. - */ -int dmm_delete_tables(struct dmm_object *dmm_mgr) -{ - int status = 0; - - DBC_REQUIRE(refs > 0); - /* Delete all DMM tables */ - if (dmm_mgr) - vfree(virtual_mapping_table); - else - status = -EFAULT; - return status; -} - -/* - * ======== dmm_exit ======== - * Purpose: - * Discontinue usage of module; free resources when reference count - * reaches 0. - */ -void dmm_exit(void) -{ - DBC_REQUIRE(refs > 0); - - refs--; -} - -/* - * ======== dmm_get_handle ======== - * Purpose: - * Return the dynamic memory manager object for this device. - * This is typically called from the client process. - */ -int dmm_get_handle(void *hprocessor, struct dmm_object **dmm_manager) -{ - int status = 0; - struct dev_object *hdev_obj; - - DBC_REQUIRE(refs > 0); - DBC_REQUIRE(dmm_manager != NULL); - if (hprocessor != NULL) - status = proc_get_dev_object(hprocessor, &hdev_obj); - else - hdev_obj = dev_get_first(); /* default */ - - if (!status) - status = dev_get_dmm_mgr(hdev_obj, dmm_manager); - - return status; -} - -/* - * ======== dmm_init ======== - * Purpose: - * Initializes private state of DMM module. - */ -bool dmm_init(void) -{ - bool ret = true; - - DBC_REQUIRE(refs >= 0); - - if (ret) - refs++; - - DBC_ENSURE((ret && (refs > 0)) || (!ret && (refs >= 0))); - - virtual_mapping_table = NULL; - table_size = 0; - - return ret; -} - -/* - * ======== dmm_map_memory ======== - * Purpose: - * Add a mapping block to the reserved chunk. DMM assumes that this block - * will be mapped in the DSP/IVA's address space. DMM returns an error if a - * mapping overlaps another one. This function stores the info that will be - * required later while unmapping the block. - */ -int dmm_map_memory(struct dmm_object *dmm_mgr, u32 addr, u32 size) -{ - struct dmm_object *dmm_obj = (struct dmm_object *)dmm_mgr; - struct map_page *chunk; - int status = 0; - - spin_lock(&dmm_obj->dmm_lock); - /* Find the Reserved memory chunk containing the DSP block to - * be mapped */ - chunk = (struct map_page *)get_region(addr); - if (chunk != NULL) { - /* Mark the region 'mapped', leave the 'reserved' info as-is */ - chunk->mapped = true; - chunk->mapped_size = (size / PG_SIZE4K); - } else - status = -ENOENT; - spin_unlock(&dmm_obj->dmm_lock); - - dev_dbg(bridge, "%s dmm_mgr %p, addr %x, size %x\n\tstatus %x, " - "chunk %p", __func__, dmm_mgr, addr, size, status, chunk); - - return status; -} - -/* - * ======== dmm_reserve_memory ======== - * Purpose: - * Reserve a chunk of virtually contiguous DSP/IVA address space. - */ -int dmm_reserve_memory(struct dmm_object *dmm_mgr, u32 size, - u32 *prsv_addr) -{ - int status = 0; - struct dmm_object *dmm_obj = (struct dmm_object *)dmm_mgr; - struct map_page *node; - u32 rsv_addr = 0; - u32 rsv_size = 0; - - spin_lock(&dmm_obj->dmm_lock); - - /* Try to get a DSP chunk from the free list */ - node = get_free_region(size); - if (node != NULL) { - /* DSP chunk of given size is available. */ - rsv_addr = DMM_ADDR_VIRTUAL(node); - /* Calculate the number entries to use */ - rsv_size = size / PG_SIZE4K; - if (rsv_size < node->region_size) { - /* Mark remainder of free region */ - node[rsv_size].mapped = false; - node[rsv_size].reserved = false; - node[rsv_size].region_size = - node->region_size - rsv_size; - node[rsv_size].mapped_size = 0; - } - /* get_region will return first fit chunk. But we only use what - is requested. */ - node->mapped = false; - node->reserved = true; - node->region_size = rsv_size; - node->mapped_size = 0; - /* Return the chunk's starting address */ - *prsv_addr = rsv_addr; - } else - /*dSP chunk of given size is not available */ - status = -ENOMEM; - - spin_unlock(&dmm_obj->dmm_lock); - - dev_dbg(bridge, "%s dmm_mgr %p, size %x, prsv_addr %p\n\tstatus %x, " - "rsv_addr %x, rsv_size %x\n", __func__, dmm_mgr, size, - prsv_addr, status, rsv_addr, rsv_size); - - return status; -} - -/* - * ======== dmm_un_map_memory ======== - * Purpose: - * Remove the mapped block from the reserved chunk. - */ -int dmm_un_map_memory(struct dmm_object *dmm_mgr, u32 addr, u32 *psize) -{ - struct dmm_object *dmm_obj = (struct dmm_object *)dmm_mgr; - struct map_page *chunk; - int status = 0; - - spin_lock(&dmm_obj->dmm_lock); - chunk = get_mapped_region(addr); - if (chunk == NULL) - status = -ENOENT; - - if (!status) { - /* Unmap the region */ - *psize = chunk->mapped_size * PG_SIZE4K; - chunk->mapped = false; - chunk->mapped_size = 0; - } - spin_unlock(&dmm_obj->dmm_lock); - - dev_dbg(bridge, "%s: dmm_mgr %p, addr %x, psize %p\n\tstatus %x, " - "chunk %p\n", __func__, dmm_mgr, addr, psize, status, chunk); - - return status; -} - -/* - * ======== dmm_un_reserve_memory ======== - * Purpose: - * Free a chunk of reserved DSP/IVA address space. - */ -int dmm_un_reserve_memory(struct dmm_object *dmm_mgr, u32 rsv_addr) -{ - struct dmm_object *dmm_obj = (struct dmm_object *)dmm_mgr; - struct map_page *chunk; - u32 i; - int status = 0; - u32 chunk_size; - - spin_lock(&dmm_obj->dmm_lock); - - /* Find the chunk containing the reserved address */ - chunk = get_mapped_region(rsv_addr); - if (chunk == NULL) - status = -ENOENT; - - if (!status) { - /* Free all the mapped pages for this reserved region */ - i = 0; - while (i < chunk->region_size) { - if (chunk[i].mapped) { - /* Remove mapping from the page tables. */ - chunk_size = chunk[i].mapped_size; - /* Clear the mapping flags */ - chunk[i].mapped = false; - chunk[i].mapped_size = 0; - i += chunk_size; - } else - i++; - } - /* Clear the flags (mark the region 'free') */ - chunk->reserved = false; - /* NOTE: We do NOT coalesce free regions here. - * Free regions are coalesced in get_region(), as it traverses - *the whole mapping table - */ - } - spin_unlock(&dmm_obj->dmm_lock); - - dev_dbg(bridge, "%s: dmm_mgr %p, rsv_addr %x\n\tstatus %x chunk %p", - __func__, dmm_mgr, rsv_addr, status, chunk); - - return status; -} - -/* - * ======== get_region ======== - * Purpose: - * Returns a region containing the specified memory region - */ -static struct map_page *get_region(u32 addr) -{ - struct map_page *curr_region = NULL; - u32 i = 0; - - if (virtual_mapping_table != NULL) { - /* find page mapped by this address */ - i = DMM_ADDR_TO_INDEX(addr); - if (i < table_size) - curr_region = virtual_mapping_table + i; - } - - dev_dbg(bridge, "%s: curr_region %p, free_region %d, free_size %d\n", - __func__, curr_region, free_region, free_size); - return curr_region; -} - -/* - * ======== get_free_region ======== - * Purpose: - * Returns the requested free region - */ -static struct map_page *get_free_region(u32 len) -{ - struct map_page *curr_region = NULL; - u32 i = 0; - u32 region_size = 0; - u32 next_i = 0; - - if (virtual_mapping_table == NULL) - return curr_region; - if (len > free_size) { - /* Find the largest free region - * (coalesce during the traversal) */ - while (i < table_size) { - region_size = virtual_mapping_table[i].region_size; - next_i = i + region_size; - if (virtual_mapping_table[i].reserved == false) { - /* Coalesce, if possible */ - if (next_i < table_size && - virtual_mapping_table[next_i].reserved - == false) { - virtual_mapping_table[i].region_size += - virtual_mapping_table - [next_i].region_size; - continue; - } - region_size *= PG_SIZE4K; - if (region_size > free_size) { - free_region = i; - free_size = region_size; - } - } - i = next_i; - } - } - if (len <= free_size) { - curr_region = virtual_mapping_table + free_region; - free_region += (len / PG_SIZE4K); - free_size -= len; - } - return curr_region; -} - -/* - * ======== get_mapped_region ======== - * Purpose: - * Returns the requestedmapped region - */ -static struct map_page *get_mapped_region(u32 addrs) -{ - u32 i = 0; - struct map_page *curr_region = NULL; - - if (virtual_mapping_table == NULL) - return curr_region; - - i = DMM_ADDR_TO_INDEX(addrs); - if (i < table_size && (virtual_mapping_table[i].mapped || - virtual_mapping_table[i].reserved)) - curr_region = virtual_mapping_table + i; - return curr_region; -} - -#ifdef DSP_DMM_DEBUG -u32 dmm_mem_map_dump(struct dmm_object *dmm_mgr) -{ - struct map_page *curr_node = NULL; - u32 i; - u32 freemem = 0; - u32 bigsize = 0; - - spin_lock(&dmm_mgr->dmm_lock); - - if (virtual_mapping_table != NULL) { - for (i = 0; i < table_size; i += - virtual_mapping_table[i].region_size) { - curr_node = virtual_mapping_table + i; - if (curr_node->reserved) { - /*printk("RESERVED size = 0x%x, " - "Map size = 0x%x\n", - (curr_node->region_size * PG_SIZE4K), - (curr_node->mapped == false) ? 0 : - (curr_node->mapped_size * PG_SIZE4K)); - */ - } else { -/* printk("UNRESERVED size = 0x%x\n", - (curr_node->region_size * PG_SIZE4K)); - */ - freemem += (curr_node->region_size * PG_SIZE4K); - if (curr_node->region_size > bigsize) - bigsize = curr_node->region_size; - } - } - } - spin_unlock(&dmm_mgr->dmm_lock); - printk(KERN_INFO "Total DSP VA FREE memory = %d Mbytes\n", - freemem / (1024 * 1024)); - printk(KERN_INFO "Total DSP VA USED memory= %d Mbytes \n", - (((table_size * PG_SIZE4K) - freemem)) / (1024 * 1024)); - printk(KERN_INFO "DSP VA - Biggest FREE block = %d Mbytes \n\n", - (bigsize * PG_SIZE4K / (1024 * 1024))); - - return 0; -} -#endif diff --git a/drivers/staging/tidspbridge/pmgr/dspapi.c b/drivers/staging/tidspbridge/pmgr/dspapi.c index 7b42f72..981551c 100644 --- a/drivers/staging/tidspbridge/pmgr/dspapi.c +++ b/drivers/staging/tidspbridge/pmgr/dspapi.c @@ -28,9 +28,7 @@ #include <dspbridge/dbc.h> /* ----------------------------------- OS Adaptation Layer */ -#include <dspbridge/cfg.h> #include <dspbridge/ntfy.h> -#include <dspbridge/services.h> /* ----------------------------------- Platform Manager */ #include <dspbridge/chnl.h> @@ -381,8 +379,8 @@ int api_init_complete2(void) int status = 0; struct cfg_devnode *dev_node; struct dev_object *hdev_obj; + struct drv_data *drv_datap; u8 dev_type; - u32 tmp; DBC_REQUIRE(api_c_refs > 0); @@ -397,10 +395,12 @@ int api_init_complete2(void) if (dev_get_dev_type(hdev_obj, &dev_type)) continue; - if ((dev_type == DSP_UNIT) || (dev_type == IVA_UNIT)) - if (cfg_get_auto_start(dev_node, &tmp) == 0 - && tmp) + if ((dev_type == DSP_UNIT) || (dev_type == IVA_UNIT)) { + drv_datap = dev_get_drvdata(bridge); + + if (drv_datap && drv_datap->base_img) proc_auto_start(dev_node, hdev_obj); + } } return status; @@ -493,8 +493,10 @@ u32 mgrwrap_register_object(union trapped_args *args, void *pr_ctxt) args->args_mgr_registerobject.psz_path_name) + 1; psz_path_name = kmalloc(path_size, GFP_KERNEL); - if (!psz_path_name) + if (!psz_path_name) { + status = -ENOMEM; goto func_end; + } ret = strncpy_from_user(psz_path_name, (char *)args->args_mgr_registerobject. psz_path_name, path_size); @@ -503,8 +505,10 @@ u32 mgrwrap_register_object(union trapped_args *args, void *pr_ctxt) goto func_end; } - if (args->args_mgr_registerobject.obj_type >= DSP_DCDMAXOBJTYPE) - return -EINVAL; + if (args->args_mgr_registerobject.obj_type >= DSP_DCDMAXOBJTYPE) { + status = -EINVAL; + goto func_end; + } status = dcd_register_object(&uuid_obj, args->args_mgr_registerobject.obj_type, @@ -872,7 +876,11 @@ u32 procwrap_load(union trapped_args *args, void *pr_ctxt) /* number of elements in the envp array including NULL */ count = 0; do { - get_user(temp, args->args_proc_load.user_envp + count); + if (get_user(temp, + args->args_proc_load.user_envp + count)) { + status = -EFAULT; + goto func_cont; + } count++; } while (temp); envp = kmalloc(count * sizeof(u8 *), GFP_KERNEL); @@ -985,27 +993,10 @@ u32 procwrap_register_notify(union trapped_args *args, void *pr_ctxt) /* * ======== procwrap_reserve_memory ======== */ -u32 procwrap_reserve_memory(union trapped_args *args, void *pr_ctxt) +u32 __deprecated procwrap_reserve_memory(union trapped_args *args, + void *pr_ctxt) { - int status; - void *prsv_addr; - void *hprocessor = ((struct process_context *)pr_ctxt)->hprocessor; - - if ((args->args_proc_rsvmem.ul_size <= 0) || - (args->args_proc_rsvmem.ul_size & (PG_SIZE4K - 1)) != 0) - return -EINVAL; - - status = proc_reserve_memory(hprocessor, - args->args_proc_rsvmem.ul_size, &prsv_addr, - pr_ctxt); - if (!status) { - if (put_user(prsv_addr, args->args_proc_rsvmem.pp_rsv_addr)) { - status = -EINVAL; - proc_un_reserve_memory(args->args_proc_rsvmem. - hprocessor, prsv_addr, pr_ctxt); - } - } - return status; + return 0; } /* @@ -1034,15 +1025,10 @@ u32 procwrap_un_map(union trapped_args *args, void *pr_ctxt) /* * ======== procwrap_un_reserve_memory ======== */ -u32 procwrap_un_reserve_memory(union trapped_args *args, void *pr_ctxt) +u32 __deprecated procwrap_un_reserve_memory(union trapped_args *args, + void *pr_ctxt) { - int status; - void *hprocessor = ((struct process_context *)pr_ctxt)->hprocessor; - - status = proc_un_reserve_memory(hprocessor, - args->args_proc_unrsvmem.prsv_addr, - pr_ctxt); - return status; + return 0; } /* diff --git a/drivers/staging/tidspbridge/pmgr/io.c b/drivers/staging/tidspbridge/pmgr/io.c index 7970fe5..20cbb9f 100644 --- a/drivers/staging/tidspbridge/pmgr/io.c +++ b/drivers/staging/tidspbridge/pmgr/io.c @@ -26,9 +26,6 @@ /* ----------------------------------- Trace & Debug */ #include <dspbridge/dbc.h> -/* ----------------------------------- OS Adaptation Layer */ -#include <dspbridge/cfg.h> - /* ----------------------------------- Platform Manager */ #include <dspbridge/dev.h> |
