diff options
Diffstat (limited to 'drivers/staging/mt7621-mmc/dbg.c')
| -rw-r--r-- | drivers/staging/mt7621-mmc/dbg.c | 304 |
1 files changed, 0 insertions, 304 deletions
diff --git a/drivers/staging/mt7621-mmc/dbg.c b/drivers/staging/mt7621-mmc/dbg.c deleted file mode 100644 index c7c091fa1da0..000000000000 --- a/drivers/staging/mt7621-mmc/dbg.c +++ /dev/null @@ -1,304 +0,0 @@ -/* Copyright Statement: - * - * This software/firmware and related documentation ("MediaTek Software") are - * protected under relevant copyright laws. The information contained herein - * is confidential and proprietary to MediaTek Inc. and/or its licensors. - * Without the prior written permission of MediaTek inc. and/or its licensors, - * any reproduction, modification, use or disclosure of MediaTek Software, - * and information contained herein, in whole or in part, shall be strictly - * prohibited. - * - * MediaTek Inc. (C) 2010. All rights reserved. - * - * BY OPENING THIS FILE, RECEIVER HEREBY UNEQUIVOCALLY ACKNOWLEDGES AND AGREES - * THAT THE SOFTWARE/FIRMWARE AND ITS DOCUMENTATIONS ("MEDIATEK SOFTWARE") - * RECEIVED FROM MEDIATEK AND/OR ITS REPRESENTATIVES ARE PROVIDED TO RECEIVER ON - * AN "AS-IS" BASIS ONLY. MEDIATEK EXPRESSLY DISCLAIMS ANY AND ALL WARRANTIES, - * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF - * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR NONINFRINGEMENT. - * NEITHER DOES MEDIATEK PROVIDE ANY WARRANTY WHATSOEVER WITH RESPECT TO THE - * SOFTWARE OF ANY THIRD PARTY WHICH MAY BE USED BY, INCORPORATED IN, OR - * SUPPLIED WITH THE MEDIATEK SOFTWARE, AND RECEIVER AGREES TO LOOK ONLY TO - * SUCH THIRD PARTY FOR ANY WARRANTY CLAIM RELATING THERETO. RECEIVER EXPRESSLY - * ACKNOWLEDGES THAT IT IS RECEIVER'S SOLE RESPONSIBILITY TO OBTAIN FROM ANY - * THIRD PARTY ALL PROPER LICENSES CONTAINED IN MEDIATEK SOFTWARE. MEDIATEK - * SHALL ALSO NOT BE RESPONSIBLE FOR ANY MEDIATEK SOFTWARE RELEASES MADE TO - * RECEIVER'S SPECIFICATION OR TO CONFORM TO A PARTICULAR STANDARD OR OPEN - * FORUM. RECEIVER'S SOLE AND EXCLUSIVE REMEDY AND MEDIATEK'S ENTIRE AND - * CUMULATIVE LIABILITY WITH RESPECT TO THE MEDIATEK SOFTWARE RELEASED - * HEREUNDER WILL BE, AT MEDIATEK'S OPTION, TO REVISE OR REPLACE THE MEDIATEK - * SOFTWARE AT ISSUE, OR REFUND ANY SOFTWARE LICENSE FEES OR SERVICE CHARGE - * PAID BY RECEIVER TO MEDIATEK FOR SUCH MEDIATEK SOFTWARE AT ISSUE. - * - * The following software/firmware and/or related documentation - * ("MediaTek Software") have been modified by MediaTek Inc. All revisions - * are subject to any receiver's applicable license agreements with MediaTek - * Inc. - */ - -#include <linux/kernel.h> -#include <linux/sched.h> -#include <linux/kthread.h> -#include <linux/delay.h> -#include <linux/module.h> -#include <linux/init.h> -#include <linux/proc_fs.h> -#include <linux/string.h> -#include <linux/uaccess.h> -// #include <mach/mt6575_gpt.h> /* --- by chhung */ -#include "dbg.h" -#include "mt6575_sd.h" -#include <linux/seq_file.h> - - -/* for debug zone */ -unsigned int sd_debug_zone[4] = { - 0, - 0, - 0, - 0 -}; - -#if defined(MT6575_SD_DEBUG) -static char cmd_buf[256]; -/* for driver profile */ -#define TICKS_ONE_MS (13000) -u32 gpt_enable; -u32 sdio_pro_enable; /* make sure gpt is enabled */ -u32 sdio_pro_time; /* no more than 30s */ -struct sdio_profile sdio_perfomance = {0}; - -u32 msdc_time_calc(u32 old_L32, u32 old_H32, u32 new_L32, u32 new_H32) -{ - u32 ret = 0; - - if (new_H32 == old_H32) { - ret = new_L32 - old_L32; - } else if (new_H32 == (old_H32 + 1)) { - if (new_L32 > old_L32) - pr_debug("msdc old_L<0x%x> new_L<0x%x>\n", - old_L32, new_L32); - ret = (0xffffffff - old_L32); - ret += new_L32; - } else { - pr_debug("msdc old_H<0x%x> new_H<0x%x>\n", old_H32, new_H32); - } - - return ret; -} - -void msdc_sdio_profile(struct sdio_profile *result) -{ - struct cmd_profile *cmd; - u32 i; - - pr_debug("sdio === performance dump ===\n"); - pr_debug("sdio === total execute tick<%d> time<%dms> Tx<%dB> Rx<%dB>\n", - result->total_tc, result->total_tc / TICKS_ONE_MS, - result->total_tx_bytes, result->total_rx_bytes); - - /* CMD52 Dump */ - cmd = &result->cmd52_rx; - pr_debug("sdio === CMD52 Rx <%d>times tick<%d> Max<%d> Min<%d> Aver<%d>\n", - cmd->count, cmd->tot_tc, cmd->max_tc, cmd->min_tc, - cmd->tot_tc / cmd->count); - cmd = &result->cmd52_tx; - pr_debug("sdio === CMD52 Tx <%d>times tick<%d> Max<%d> Min<%d> Aver<%d>\n", - cmd->count, cmd->tot_tc, cmd->max_tc, cmd->min_tc, - cmd->tot_tc / cmd->count); - - /* CMD53 Rx bytes + block mode */ - for (i = 0; i < 512; i++) { - cmd = &result->cmd53_rx_byte[i]; - if (cmd->count) { - pr_debug("sdio<%6d><%3dB>_Rx_<%9d><%9d><%6d><%6d>_<%9dB><%2dM>\n", - cmd->count, i, cmd->tot_tc, cmd->max_tc, - cmd->min_tc, cmd->tot_tc / cmd->count, - cmd->tot_bytes, - (cmd->tot_bytes / 10) * 13 / (cmd->tot_tc / 10)); - } - } - for (i = 0; i < 100; i++) { - cmd = &result->cmd53_rx_blk[i]; - if (cmd->count) { - pr_debug("sdio<%6d><%3d>B_Rx_<%9d><%9d><%6d><%6d>_<%9dB><%2dM>\n", - cmd->count, i, cmd->tot_tc, cmd->max_tc, - cmd->min_tc, cmd->tot_tc / cmd->count, - cmd->tot_bytes, - (cmd->tot_bytes / 10) * 13 / (cmd->tot_tc / 10)); - } - } - - /* CMD53 Tx bytes + block mode */ - for (i = 0; i < 512; i++) { - cmd = &result->cmd53_tx_byte[i]; - if (cmd->count) { - pr_debug("sdio<%6d><%3dB>_Tx_<%9d><%9d><%6d><%6d>_<%9dB><%2dM>\n", - cmd->count, i, cmd->tot_tc, cmd->max_tc, - cmd->min_tc, cmd->tot_tc / cmd->count, - cmd->tot_bytes, - (cmd->tot_bytes / 10) * 13 / (cmd->tot_tc / 10)); - } - } - for (i = 0; i < 100; i++) { - cmd = &result->cmd53_tx_blk[i]; - if (cmd->count) { - pr_debug("sdio<%6d><%3d>B_Tx_<%9d><%9d><%6d><%6d>_<%9dB><%2dM>\n", - cmd->count, i, cmd->tot_tc, cmd->max_tc, - cmd->min_tc, cmd->tot_tc / cmd->count, - cmd->tot_bytes, - (cmd->tot_bytes / 10) * 13 / (cmd->tot_tc / 10)); - } - } - - pr_debug("sdio === performance dump done ===\n"); -} - -//========= sdio command table =========== -void msdc_performance(u32 opcode, u32 sizes, u32 bRx, u32 ticks) -{ - struct sdio_profile *result = &sdio_perfomance; - struct cmd_profile *cmd; - u32 block; - - if (sdio_pro_enable == 0) - return; - - if (opcode == 52) { - cmd = bRx ? &result->cmd52_rx : &result->cmd52_tx; - } else if (opcode == 53) { - if (sizes < 512) { - cmd = bRx ? &result->cmd53_rx_byte[sizes] : &result->cmd53_tx_byte[sizes]; - } else { - block = sizes / 512; - if (block >= 99) { - pr_err("cmd53 error blocks\n"); - while (1) - ; - } - cmd = bRx ? &result->cmd53_rx_blk[block] : &result->cmd53_tx_blk[block]; - } - } else { - return; - } - - /* update the members */ - if (ticks > cmd->max_tc) - cmd->max_tc = ticks; - if (cmd->min_tc == 0 || ticks < cmd->min_tc) - cmd->min_tc = ticks; - cmd->tot_tc += ticks; - cmd->tot_bytes += sizes; - cmd->count++; - - if (bRx) - result->total_rx_bytes += sizes; - else - result->total_tx_bytes += sizes; - result->total_tc += ticks; - - /* dump when total_tc > 30s */ - if (result->total_tc >= sdio_pro_time * TICKS_ONE_MS * 1000) { - msdc_sdio_profile(result); - memset(result, 0, sizeof(struct sdio_profile)); - } -} - -//========== driver proc interface =========== -static int msdc_debug_proc_read(struct seq_file *s, void *p) -{ - seq_puts(s, "\n=========================================\n"); - seq_puts(s, "Index<0> + Id + Zone\n"); - seq_puts(s, "-> PWR<9> WRN<8> | FIO<7> OPS<6> FUN<5> CFG<4> | INT<3> RSP<2> CMD<1> DMA<0>\n"); - seq_puts(s, "-> echo 0 3 0x3ff >msdc_bebug -> host[3] debug zone set to 0x3ff\n"); - seq_printf(s, "-> MSDC[0] Zone: 0x%.8x\n", sd_debug_zone[0]); - seq_printf(s, "-> MSDC[1] Zone: 0x%.8x\n", sd_debug_zone[1]); - seq_printf(s, "-> MSDC[2] Zone: 0x%.8x\n", sd_debug_zone[2]); - seq_printf(s, "-> MSDC[3] Zone: 0x%.8x\n", sd_debug_zone[3]); - - seq_puts(s, "Index<3> + SDIO_PROFILE + TIME\n"); - seq_puts(s, "-> echo 3 1 0x1E >msdc_bebug -> enable sdio_profile, 30s\n"); - seq_printf(s, "-> SDIO_PROFILE<%d> TIME<%ds>\n", - sdio_pro_enable, sdio_pro_time); - seq_puts(s, "=========================================\n\n"); - - return 0; -} - -static ssize_t msdc_debug_proc_write(struct file *file, - const char __user *buf, - size_t count, loff_t *data) -{ - int ret; - - int cmd, p1, p2; - int id, zone; - int mode, size; - - if (count == 0) - return -1; - if (count > 255) - count = 255; - - if (copy_from_user(cmd_buf, buf, count)) - return -EFAULT; - - cmd_buf[count] = '\0'; - pr_debug("msdc Write %s\n", cmd_buf); - - ret = sscanf(cmd_buf, "%x %x %x", &cmd, &p1, &p2); - if (ret != 3) - return -EINVAL; - - if (cmd == SD_TOOL_ZONE) { - id = p1; - zone = p2; - zone &= 0x3ff; - pr_debug("msdc host_id<%d> zone<0x%.8x>\n", id, zone); - if (id >= 0 && id <= 3) { - sd_debug_zone[id] = zone; - } else if (id == 4) { - sd_debug_zone[0] = sd_debug_zone[1] = zone; - sd_debug_zone[2] = sd_debug_zone[3] = zone; - } else { - pr_err("msdc host_id error when set debug zone\n"); - } - } else if (cmd == SD_TOOL_SDIO_PROFILE) { - if (p1 == 1) { /* enable profile */ - if (gpt_enable == 0) - gpt_enable = 1; - sdio_pro_enable = 1; - if (p2 == 0) - p2 = 1; - if (p2 >= 30) - p2 = 30; - sdio_pro_time = p2; - } else if (p1 == 0) { - /* todo */ - sdio_pro_enable = 0; - } - } - - return count; -} - -static int msdc_debug_show(struct inode *inode, struct file *file) -{ - return single_open(file, msdc_debug_proc_read, NULL); -} - -static const struct file_operations msdc_debug_fops = { - .owner = THIS_MODULE, - .open = msdc_debug_show, - .read = seq_read, - .write = msdc_debug_proc_write, - .llseek = seq_lseek, - .release = single_release, -}; - -void msdc_debug_proc_init(void) -{ - proc_create("msdc_debug", 0660, NULL, &msdc_debug_fops); -} -EXPORT_SYMBOL_GPL(msdc_debug_proc_init); -#endif |