1 //<MStar Software>
2 //******************************************************************************
3 // MStar Software
4 // Copyright (c) 2010 - 2012 MStar Semiconductor, Inc. All rights reserved.
5 // All software, firmware and related documentation herein ("MStar Software") are
6 // intellectual property of MStar Semiconductor, Inc. ("MStar") and protected by
7 // law, including, but not limited to, copyright law and international treaties.
8 // Any use, modification, reproduction, retransmission, or republication of all
9 // or part of MStar Software is expressly prohibited, unless prior written
10 // permission has been granted by MStar.
11 //
12 // By accessing, browsing and/or using MStar Software, you acknowledge that you
13 // have read, understood, and agree, to be bound by below terms ("Terms") and to
14 // comply with all applicable laws and regulations:
15 //
16 // 1. MStar shall retain any and all right, ownership and interest to MStar
17 // Software and any modification/derivatives thereof.
18 // No right, ownership, or interest to MStar Software and any
19 // modification/derivatives thereof is transferred to you under Terms.
20 //
21 // 2. You understand that MStar Software might include, incorporate or be
22 // supplied together with third party`s software and the use of MStar
23 // Software may require additional licenses from third parties.
24 // Therefore, you hereby agree it is your sole responsibility to separately
25 // obtain any and all third party right and license necessary for your use of
26 // such third party`s software.
27 //
28 // 3. MStar Software and any modification/derivatives thereof shall be deemed as
29 // MStar`s confidential information and you agree to keep MStar`s
30 // confidential information in strictest confidence and not disclose to any
31 // third party.
32 //
33 // 4. MStar Software is provided on an "AS IS" basis without warranties of any
34 // kind. Any warranties are hereby expressly disclaimed by MStar, including
35 // without limitation, any warranties of merchantability, non-infringement of
36 // intellectual property rights, fitness for a particular purpose, error free
37 // and in conformity with any international standard. You agree to waive any
38 // claim against MStar for any loss, damage, cost or expense that you may
39 // incur related to your use of MStar Software.
40 // In no event shall MStar be liable for any direct, indirect, incidental or
41 // consequential damages, including without limitation, lost of profit or
42 // revenues, lost or damage of data, and unauthorized system use.
43 // You agree that this Section 4 shall still apply without being affected
44 // even if MStar Software has been modified by MStar in accordance with your
45 // request or instruction for your use, except otherwise agreed by both
46 // parties in writing.
47 //
48 // 5. If requested, MStar may from time to time provide technical supports or
49 // services in relation with MStar Software to you for your use of
50 // MStar Software in conjunction with your or your customer`s product
51 // ("Services").
52 // You understand and agree that, except otherwise agreed by both parties in
53 // writing, Services are provided on an "AS IS" basis and the warranty
54 // disclaimer set forth in Section 4 above shall apply.
55 //
56 // 6. Nothing contained herein shall be construed as by implication, estoppels
57 // or otherwise:
58 // (a) conferring any license or right to use MStar name, trademark, service
59 // mark, symbol or any other identification;
60 // (b) obligating MStar or any of its affiliates to furnish any person,
61 // including without limitation, you and your customers, any assistance
62 // of any kind whatsoever, or any information; or
63 // (c) conferring any license or right under any intellectual property right.
64 //
65 // 7. These terms shall be governed by and construed in accordance with the laws
66 // of Taiwan, R.O.C., excluding its conflict of law rules.
67 // Any and all dispute arising out hereof or related hereto shall be finally
68 // settled by arbitration referred to the Chinese Arbitration Association,
69 // Taipei in accordance with the ROC Arbitration Law and the Arbitration
70 // Rules of the Association by three (3) arbitrators appointed in accordance
71 // with the said Rules.
72 // The place of arbitration shall be in Taipei, Taiwan and the language shall
73 // be English.
74 // The arbitration award shall be final and binding to both parties.
75 //
76 //******************************************************************************
77 //<MStar Software>
78
79 #include <MsCommon.h>
80 #include "include/drvConfig.h"
81 #include "include/drvCompiler.h"
82 #include "include/drvErrno.h"
83 #include "include/drvPorts.h"
84 #include "include/drvPCIMEM.h"
85 #include "include/drvTimer.h"
86 #include "include/drvKernel.h"
87
88 #if 1
89
90
91 #ifdef CONFIG_USB_DEBUG
92 #define DEBUG
93 #else
94 #undef DEBUG
95 #endif
96
97 // USB related header files
98 #include "include/drvUSB.h"
99 #include "drvHCD.h"
100
101
102
103 void hcd_buffer_destroy (struct usb_hcd *hcd);
104
105
106 static const size_t pool_max [HCD_BUFFER_POOLS] = {
107 32,
108 64,
109 128,
110 512,
111 PAGE_SIZE / 2
112 };
113
hcd_buffer_create(struct usb_hcd * hcd)114 int hcd_buffer_create (struct usb_hcd *hcd)
115 {
116 char name [16];
117 int i, size;
118
119 for (i = 0; i < HCD_BUFFER_POOLS; i++) {
120 if (!(size = pool_max [i]))
121 continue;
122 USB_sprintf(name, /*sizeof(name),*/ "buffer-%d", size);
123 hcd->pool [i] = pci_pool_create (name, hcd->pdev,
124 size, size, 0);
125 if (!hcd->pool [i]) {
126 hcd_buffer_destroy (hcd);
127 return -ENOMEM;
128 }
129 }
130 return 0;
131 }
132
hcd_buffer_destroy(struct usb_hcd * hcd)133 void hcd_buffer_destroy (struct usb_hcd *hcd)
134 {
135 int i;
136
137 for (i = 0; i < HCD_BUFFER_POOLS; i++) {
138 struct pci_pool *pool = hcd->pool [i];
139 if (pool) {
140 pci_pool_destroy (pool);
141 hcd->pool [i] = 0;
142 }
143 }
144 }
145
hcd_buffer_alloc(struct usb_bus * bus,size_t size,int mem_flags,dma_addr_t * dma)146 void *hcd_buffer_alloc (
147 struct usb_bus *bus,
148 size_t size,
149 int mem_flags,
150 dma_addr_t *dma
151 )
152 {
153 struct usb_hcd *hcd = (struct usb_hcd*) bus->hcpriv;
154 int i;
155
156 for (i = 0; i < HCD_BUFFER_POOLS; i++) {
157 if (size <= pool_max [i])
158 return pci_pool_alloc (hcd->pool [i], mem_flags, dma);
159 }
160 return ncmem_alloc_page(dma);
161 }
162
hcd_buffer_free(struct usb_bus * bus,size_t size,void * addr,dma_addr_t dma)163 void hcd_buffer_free (
164 struct usb_bus *bus,
165 size_t size,
166 void *addr,
167 dma_addr_t dma
168 )
169 {
170 struct usb_hcd *hcd = (struct usb_hcd*) bus->hcpriv;
171 int i;
172
173 for (i = 0; i < HCD_BUFFER_POOLS; i++) {
174 if (size <= pool_max [i]) {
175 pci_pool_free (hcd->pool [i], addr, dma);
176 return;
177 }
178 }
179 ncmem_free_page((U32)addr);
180 }
181 #endif //#ifdef
182
183