Reenable rt2860 using request_firmware(), thanks to Darren Salt
svn path=/dists/trunk/linux-2.6/; revision=13393
This commit is contained in:
parent
cd556766ee
commit
0e349b1c65
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@ -9,9 +9,10 @@ linux-2.6 (2.6.30~rc1-1~experimental.1) UNRELEASED; urgency=low
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* Enable PATA_JMICRON instead of legacy BLK_DEV_JMICRON.
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(closes: #431500, #458493)
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[ Ben Hutchings ]
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* Remove firmware from driver/staging (closes: #521553)
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- Disable affected drivers: rt2860, rt2870
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[ Ben Hutchings ]
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* Remove firmware from driver/staging (closes: #521553)
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- make rt2860 use request_firmware(), thanks to Darren Salt
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- disable rt2870
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[ Martin Michlmayr ]
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* [arm/orion5x] Enable CONFIG_SENSORS_G760A used on the D-Link DNS-323.
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396
debian/patches/features/all/drivers-staging-rt2860sta-request_firmware.patch
vendored
Normal file
396
debian/patches/features/all/drivers-staging-rt2860sta-request_firmware.patch
vendored
Normal file
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@ -0,0 +1,396 @@
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From 02df6f973eb21fe94fac2c580f71912fbb961c6c Mon Sep 17 00:00:00 2001
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From: Darren Salt <linux@youmustbejoking.demon.co.uk>
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Date: Sat, 11 Apr 2009 16:01:56 +0100
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Subject: [PATCH] rt2860sta: use the firmware loader interface and library CRC code
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Signed-off-by: Darren Salt <linux@youmustbejoking.demon.co.uk>
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---
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drivers/staging/rt2860/Kconfig | 3 +-
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drivers/staging/rt2860/common/rtmp_init.c | 305 ++++++----------------------
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2 files changed, 68 insertions(+), 240 deletions(-)
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diff --git a/drivers/staging/rt2860/Kconfig b/drivers/staging/rt2860/Kconfig
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index a282fa4..d75a87a 100644
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--- a/drivers/staging/rt2860/Kconfig
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+++ b/drivers/staging/rt2860/Kconfig
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@@ -1,6 +1,7 @@
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config RT2860
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tristate "Ralink 2860 wireless support"
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- depends on BROKEN
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depends on PCI && X86 && WLAN_80211
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+ select CRC_ITU_T
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+ select FW_LOADER
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---help---
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This is an experimental driver for the Ralink 2860 wireless chip.
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diff --git a/drivers/staging/rt2860/common/rtmp_init.c b/drivers/staging/rt2860/common/rtmp_init.c
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index 8a00cee..138e81b 100644
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--- a/drivers/staging/rt2860/common/rtmp_init.c
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+++ b/drivers/staging/rt2860/common/rtmp_init.c
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@@ -38,8 +38,8 @@
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Jan Lee 2006-09-15 RT2860. Change for 802.11n , EEPROM, Led, BA, HT.
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*/
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#include "../rt_config.h"
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-#include "firmware.h"
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-#include <linux/bitrev.h>
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+#include <linux/firmware.h>
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+#include <linux/crc-itu-t.h>
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UCHAR BIT8[] = {0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80};
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ULONG BIT32[] = {0x00000001, 0x00000002, 0x00000004, 0x00000008,
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@@ -53,43 +53,6 @@ ULONG BIT32[] = {0x00000001, 0x00000002, 0x00000004, 0x00000008,
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char* CipherName[] = {"none","wep64","wep128","TKIP","AES","CKIP64","CKIP128"};
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-const unsigned short ccitt_16Table[] = {
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- 0x0000, 0x1021, 0x2042, 0x3063, 0x4084, 0x50A5, 0x60C6, 0x70E7,
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- 0x8108, 0x9129, 0xA14A, 0xB16B, 0xC18C, 0xD1AD, 0xE1CE, 0xF1EF,
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- 0x1231, 0x0210, 0x3273, 0x2252, 0x52B5, 0x4294, 0x72F7, 0x62D6,
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- 0x9339, 0x8318, 0xB37B, 0xA35A, 0xD3BD, 0xC39C, 0xF3FF, 0xE3DE,
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- 0x2462, 0x3443, 0x0420, 0x1401, 0x64E6, 0x74C7, 0x44A4, 0x5485,
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- 0xA56A, 0xB54B, 0x8528, 0x9509, 0xE5EE, 0xF5CF, 0xC5AC, 0xD58D,
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- 0x3653, 0x2672, 0x1611, 0x0630, 0x76D7, 0x66F6, 0x5695, 0x46B4,
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- 0xB75B, 0xA77A, 0x9719, 0x8738, 0xF7DF, 0xE7FE, 0xD79D, 0xC7BC,
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- 0x48C4, 0x58E5, 0x6886, 0x78A7, 0x0840, 0x1861, 0x2802, 0x3823,
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- 0xC9CC, 0xD9ED, 0xE98E, 0xF9AF, 0x8948, 0x9969, 0xA90A, 0xB92B,
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- 0x5AF5, 0x4AD4, 0x7AB7, 0x6A96, 0x1A71, 0x0A50, 0x3A33, 0x2A12,
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- 0xDBFD, 0xCBDC, 0xFBBF, 0xEB9E, 0x9B79, 0x8B58, 0xBB3B, 0xAB1A,
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- 0x6CA6, 0x7C87, 0x4CE4, 0x5CC5, 0x2C22, 0x3C03, 0x0C60, 0x1C41,
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- 0xEDAE, 0xFD8F, 0xCDEC, 0xDDCD, 0xAD2A, 0xBD0B, 0x8D68, 0x9D49,
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- 0x7E97, 0x6EB6, 0x5ED5, 0x4EF4, 0x3E13, 0x2E32, 0x1E51, 0x0E70,
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- 0xFF9F, 0xEFBE, 0xDFDD, 0xCFFC, 0xBF1B, 0xAF3A, 0x9F59, 0x8F78,
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- 0x9188, 0x81A9, 0xB1CA, 0xA1EB, 0xD10C, 0xC12D, 0xF14E, 0xE16F,
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- 0x1080, 0x00A1, 0x30C2, 0x20E3, 0x5004, 0x4025, 0x7046, 0x6067,
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- 0x83B9, 0x9398, 0xA3FB, 0xB3DA, 0xC33D, 0xD31C, 0xE37F, 0xF35E,
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- 0x02B1, 0x1290, 0x22F3, 0x32D2, 0x4235, 0x5214, 0x6277, 0x7256,
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- 0xB5EA, 0xA5CB, 0x95A8, 0x8589, 0xF56E, 0xE54F, 0xD52C, 0xC50D,
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- 0x34E2, 0x24C3, 0x14A0, 0x0481, 0x7466, 0x6447, 0x5424, 0x4405,
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- 0xA7DB, 0xB7FA, 0x8799, 0x97B8, 0xE75F, 0xF77E, 0xC71D, 0xD73C,
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- 0x26D3, 0x36F2, 0x0691, 0x16B0, 0x6657, 0x7676, 0x4615, 0x5634,
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- 0xD94C, 0xC96D, 0xF90E, 0xE92F, 0x99C8, 0x89E9, 0xB98A, 0xA9AB,
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- 0x5844, 0x4865, 0x7806, 0x6827, 0x18C0, 0x08E1, 0x3882, 0x28A3,
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- 0xCB7D, 0xDB5C, 0xEB3F, 0xFB1E, 0x8BF9, 0x9BD8, 0xABBB, 0xBB9A,
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- 0x4A75, 0x5A54, 0x6A37, 0x7A16, 0x0AF1, 0x1AD0, 0x2AB3, 0x3A92,
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- 0xFD2E, 0xED0F, 0xDD6C, 0xCD4D, 0xBDAA, 0xAD8B, 0x9DE8, 0x8DC9,
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- 0x7C26, 0x6C07, 0x5C64, 0x4C45, 0x3CA2, 0x2C83, 0x1CE0, 0x0CC1,
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- 0xEF1F, 0xFF3E, 0xCF5D, 0xDF7C, 0xAF9B, 0xBFBA, 0x8FD9, 0x9FF8,
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- 0x6E17, 0x7E36, 0x4E55, 0x5E74, 0x2E93, 0x3EB2, 0x0ED1, 0x1EF0
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-};
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-#define ByteCRC16(v, crc) \
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- (unsigned short)((crc << 8) ^ ccitt_16Table[((crc >> 8) ^ (v)) & 255])
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-
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//
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// BBP register initialization set
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//
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@@ -178,6 +141,8 @@ RTMP_REG_PAIR STAMACRegTable[] = {
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#endif // CONFIG_STA_SUPPORT //
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+#define FW_FILENAME "rt2860sta.fw"
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+
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// New 8k byte firmware size for RT3071/RT3072
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#define FIRMWAREIMAGE_MAX_LENGTH 0x2000
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#define FIRMWAREIMAGE_LENGTH (sizeof (FirmwareImage) / sizeof(UCHAR))
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@@ -2643,186 +2608,61 @@ VOID NICEraseFirmware(
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NDIS_STATUS NICLoadFirmware(
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IN PRTMP_ADAPTER pAd)
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{
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-#ifdef BIN_IN_FILE
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-#define NICLF_DEFAULT_USE() \
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- flg_default_firm_use = TRUE; \
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- printk("%s - Use default firmware!\n", __func__);
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-
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- NDIS_STATUS Status = NDIS_STATUS_SUCCESS;
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- PUCHAR src;
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- struct file *srcf;
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- INT retval, orgfsuid, orgfsgid, i;
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- mm_segment_t orgfs;
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- PUCHAR pFirmwareImage;
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- UINT FileLength = 0;
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- UINT32 MacReg;
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- ULONG Index;
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- ULONG firm;
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- BOOLEAN flg_default_firm_use = FALSE;
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-
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-
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- DBGPRINT(RT_DEBUG_TRACE, ("===> %s\n", __func__));
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-
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- /* init */
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- pFirmwareImage = NULL;
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- src = RTMP_FIRMWARE_FILE_NAME;
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-
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- /* save uid and gid used for filesystem access.
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- set user and group to 0 (root) */
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- orgfsuid = current->fsuid;
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- orgfsgid = current->fsgid;
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- current->fsuid = current->fsgid = 0;
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- orgfs = get_fs();
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- set_fs(KERNEL_DS);
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-
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- pAd->FirmwareVersion = (FIRMWARE_MAJOR_VERSION << 8) + \
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- FIRMWARE_MINOR_VERSION;
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-
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-
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- /* allocate firmware buffer */
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- pFirmwareImage = kmalloc(MAX_FIRMWARE_IMAGE_SIZE, MEM_ALLOC_FLAG);
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- if (pFirmwareImage == NULL)
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- {
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- /* allocate fail, use default firmware array in firmware.h */
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- printk("%s - Allocate memory fail!\n", __func__);
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- NICLF_DEFAULT_USE();
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- }
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- else
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- {
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- /* allocate ok! zero the firmware buffer */
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- memset(pFirmwareImage, 0x00, MAX_FIRMWARE_IMAGE_SIZE);
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- } /* End of if */
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-
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+ const struct firmware *fw;
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+ const uint8_t *fwdata = NULL;
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+ int ret, i;
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+ NDIS_STATUS Status = NDIS_STATUS_SUCCESS;
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- /* if ok, read firmware file from *.bin file */
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- if (flg_default_firm_use == FALSE)
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- {
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- do
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- {
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- /* open the bin file */
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- srcf = filp_open(src, O_RDONLY, 0);
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+ ret = request_firmware(&fw, FW_FILENAME,
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+ &((POS_COOKIE)pAd->OS_Cookie)->pci_dev->dev);
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- if (IS_ERR(srcf))
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- {
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- printk("%s - Error %ld opening %s\n",
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- __func__, -PTR_ERR(srcf), src);
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- NICLF_DEFAULT_USE();
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- break;
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- } /* End of if */
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-
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- /* the object must have a read method */
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- if ((srcf->f_op == NULL) || (srcf->f_op->read == NULL))
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- {
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- printk("%s - %s does not have a write method\n", __func__, src);
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- NICLF_DEFAULT_USE();
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- break;
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- } /* End of if */
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-
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- /* read the firmware from the file *.bin */
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- FileLength = srcf->f_op->read(srcf,
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- pFirmwareImage,
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- MAX_FIRMWARE_IMAGE_SIZE,
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- &srcf->f_pos);
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-
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- if (FileLength != MAX_FIRMWARE_IMAGE_SIZE)
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- {
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- printk("%s: error file length (=%d) in RT2860AP.BIN\n",
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- __func__, FileLength);
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- NICLF_DEFAULT_USE();
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- break;
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- }
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- else
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- {
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- PUCHAR ptr = pFirmwareImage;
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- USHORT crc = 0xffff;
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+ /* successfully received? */
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+ if (ret || !fw) {
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+ printk(KERN_ERR "rt2860sta: firmware file %s request failed (%d)\n",
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+ FW_FILENAME, ret);
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+ goto fail;
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+ }
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+ fwdata = (const uint8_t *)fw->data;
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- /* calculate firmware CRC */
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- for(i=0; i<(MAX_FIRMWARE_IMAGE_SIZE-2); i++, ptr++)
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- crc = ByteCRC16(bitrev8(*ptr), crc);
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- /* End of for */
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+ /* is the size correct? */
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+ if (fw->size != MAX_FIRMWARE_IMAGE_SIZE) {
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+ printk(KERN_ERR "rt2860sta: firmware file %s size is wrong\n",
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+ FW_FILENAME);
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+ goto fail;
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+ }
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- if ((pFirmwareImage[MAX_FIRMWARE_IMAGE_SIZE-2] != \
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- (UCHAR)bitrev8((UCHAR)(crc>>8))) ||
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- (pFirmwareImage[MAX_FIRMWARE_IMAGE_SIZE-1] != \
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- (UCHAR)bitrev8((UCHAR)crc)))
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- {
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- /* CRC fail */
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- printk("%s: CRC = 0x%02x 0x%02x "
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- "error, should be 0x%02x 0x%02x\n",
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- __func__,
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- pFirmwareImage[MAX_FIRMWARE_IMAGE_SIZE-2],
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- pFirmwareImage[MAX_FIRMWARE_IMAGE_SIZE-1],
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- (UCHAR)(crc>>8), (UCHAR)(crc));
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- NICLF_DEFAULT_USE();
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- break;
|
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- }
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- else
|
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- {
|
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- /* firmware is ok */
|
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- pAd->FirmwareVersion = \
|
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- (pFirmwareImage[MAX_FIRMWARE_IMAGE_SIZE-4] << 8) +
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- pFirmwareImage[MAX_FIRMWARE_IMAGE_SIZE-3];
|
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-
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- /* check if firmware version of the file is too old */
|
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- if ((pAd->FirmwareVersion) < \
|
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- ((FIRMWARE_MAJOR_VERSION << 8) +
|
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- FIRMWARE_MINOR_VERSION))
|
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- {
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- printk("%s: firmware version too old!\n", __func__);
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- NICLF_DEFAULT_USE();
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- break;
|
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- } /* End of if */
|
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- } /* End of if */
|
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-
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- DBGPRINT(RT_DEBUG_TRACE,
|
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- ("NICLoadFirmware: CRC ok, ver=%d.%d\n",
|
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- pFirmwareImage[MAX_FIRMWARE_IMAGE_SIZE-4],
|
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- pFirmwareImage[MAX_FIRMWARE_IMAGE_SIZE-3]));
|
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- } /* End of if (FileLength == MAX_FIRMWARE_IMAGE_SIZE) */
|
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- break;
|
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- } while(TRUE);
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+ /* is it new enough? */
|
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+ pAd->FirmwareVersion = fwdata[fw->size - 4] << 8 |
|
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+ fwdata[fw->size - 3];
|
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- /* close firmware file */
|
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- if (IS_ERR(srcf))
|
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- ;
|
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- else
|
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- {
|
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- retval = filp_close(srcf, NULL);
|
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- if (retval)
|
||||
- {
|
||||
- DBGPRINT(RT_DEBUG_ERROR,
|
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- ("--> Error %d closing %s\n", -retval, src));
|
||||
- } /* End of if */
|
||||
- } /* End of if */
|
||||
- } /* End of if */
|
||||
+ if (pAd->FirmwareVersion < (FIRMWARE_MAJOR_VERSION << 8 | FIRMWARE_MINOR_VERSION)) {
|
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+ printk(KERN_ERR "rt2860sta: firmware file %s is too old\n",
|
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+ FW_FILENAME);
|
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+ goto fail;
|
||||
+ }
|
||||
|
||||
+ /* is the internal CRC correct? */
|
||||
+ if (crc_itu_t_bitreversed(0xffff, fwdata, fw->size - 2) !=
|
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+ (bitrev8(fwdata[fw->size - 2]) << 8 | bitrev8(fwdata[fw->size - 1]))) {
|
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+ /* CRC fail */
|
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+ printk(KERN_ERR "rt2860sta: firmware file %s failed internal CRC\n",
|
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+ FW_FILENAME);
|
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+ goto fail;
|
||||
+ }
|
||||
|
||||
/* write firmware to ASIC */
|
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- if (flg_default_firm_use == TRUE)
|
||||
- {
|
||||
- /* use default fimeware, free allocated buffer */
|
||||
- if (pFirmwareImage != NULL)
|
||||
- kfree(pFirmwareImage);
|
||||
- /* End of if */
|
||||
-
|
||||
- /* use default *.bin array */
|
||||
- pFirmwareImage = FirmwareImage;
|
||||
- FileLength = sizeof(FirmwareImage);
|
||||
- } /* End of if */
|
||||
|
||||
/* enable Host program ram write selection */
|
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RTMP_IO_WRITE32(pAd, PBF_SYS_CTRL, 0x10000);
|
||||
|
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- for(i=0; i<FileLength; i+=4)
|
||||
- {
|
||||
- firm = pFirmwareImage[i] +
|
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- (pFirmwareImage[i+3] << 24) +
|
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- (pFirmwareImage[i+2] << 16) +
|
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- (pFirmwareImage[i+1] << 8);
|
||||
-
|
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+ for (i = 0; i < fw->size; i += 4) {
|
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+ uint32_t firm = fwdata[i] |
|
||||
+ fwdata[i+1] << 8 |
|
||||
+ fwdata[i+2] << 16 |
|
||||
+ fwdata[i+3] << 24;
|
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RTMP_IO_WRITE32(pAd, FIRMWARE_IMAGE_BASE + i, firm);
|
||||
- } /* End of for */
|
||||
+ }
|
||||
|
||||
RTMP_IO_WRITE32(pAd, PBF_SYS_CTRL, 0x00000);
|
||||
RTMP_IO_WRITE32(pAd, PBF_SYS_CTRL, 0x00001);
|
||||
@@ -2831,51 +2671,38 @@ NDIS_STATUS NICLoadFirmware(
|
||||
RTMP_IO_WRITE32(pAd, H2M_BBP_AGENT, 0);
|
||||
RTMP_IO_WRITE32(pAd, H2M_MAILBOX_CSR, 0);
|
||||
|
||||
- if (flg_default_firm_use == FALSE)
|
||||
- {
|
||||
- /* use file firmware, free allocated buffer */
|
||||
- if (pFirmwareImage != NULL)
|
||||
- kfree(pFirmwareImage);
|
||||
- /* End of if */
|
||||
- } /* End of if */
|
||||
+ release_firmware(fw);
|
||||
|
||||
- set_fs(orgfs);
|
||||
- current->fsuid = orgfsuid;
|
||||
- current->fsgid = orgfsgid;
|
||||
-#else
|
||||
-
|
||||
- NDIS_STATUS Status = NDIS_STATUS_SUCCESS;
|
||||
- PUCHAR pFirmwareImage;
|
||||
- ULONG FileLength, Index;
|
||||
- //ULONG firm;
|
||||
- UINT32 MacReg = 0;
|
||||
-
|
||||
- pFirmwareImage = FirmwareImage;
|
||||
- FileLength = sizeof(FirmwareImage);
|
||||
- RT28XX_WRITE_FIRMWARE(pAd, pFirmwareImage, FileLength);
|
||||
-#endif
|
||||
-
|
||||
- /* check if MCU is ready */
|
||||
- Index = 0;
|
||||
- do
|
||||
- {
|
||||
+ /* Check if MCU is ready - this may work even if firmware load
|
||||
+ * failed: specifically, if firmware was loaded some time ago & the
|
||||
+ * device hasn't been powered down since.
|
||||
+ * There is the possibility of failure here...
|
||||
+ */
|
||||
+ i = 0;
|
||||
+ do {
|
||||
+ UINT32 MacReg;
|
||||
RTMP_IO_READ32(pAd, PBF_SYS_CTRL, &MacReg);
|
||||
|
||||
if (MacReg & 0x80)
|
||||
break;
|
||||
|
||||
RTMPusecDelay(1000);
|
||||
- } while (Index++ < 1000);
|
||||
+ } while (++i < 1000);
|
||||
|
||||
- if (Index >= 1000)
|
||||
- {
|
||||
+ if (i >= 1000) {
|
||||
Status = NDIS_STATUS_FAILURE;
|
||||
- DBGPRINT(RT_DEBUG_ERROR, ("NICLoadFirmware: MCU is not ready\n\n\n"));
|
||||
- } /* End of if */
|
||||
+ printk(KERN_ERR "rt2860sta: failed to install firmware: MCU is not ready\n");
|
||||
+ } else if (Status == NDIS_STATUS_SUCCESS) {
|
||||
+ printk(KERN_INFO "rt2860sta: firmware loaded\n");
|
||||
+ }
|
||||
|
||||
- DBGPRINT(RT_DEBUG_TRACE,
|
||||
+ DBGPRINT(RT_DEBUG_TRACE,
|
||||
("<=== %s (status=%d)\n", __func__, Status));
|
||||
- return Status;
|
||||
+ return Status;
|
||||
+
|
||||
+fail:
|
||||
+ release_firmware(fw);
|
||||
+ return NDIS_STATUS_FAILURE;
|
||||
} /* End of NICLoadFirmware */
|
||||
|
||||
|
||||
--
|
||||
1.5.6.5
|
||||
|
|
@ -0,0 +1,80 @@
|
|||
From c450dd0d27ff5cd7b83084e381e0cc808db2554e Mon Sep 17 00:00:00 2001
|
||||
From: Darren Salt <linux@youmustbejoking.demon.co.uk>
|
||||
Date: Sat, 11 Apr 2009 15:40:04 +0100
|
||||
Subject: [PATCH] crc-itu-t: add bit-reversed calculation
|
||||
|
||||
Signed-off-by: Darren Salt <linux@youmustbejoking.demon.co.uk>
|
||||
---
|
||||
include/linux/crc-itu-t.h | 10 ++++++++++
|
||||
lib/crc-itu-t.c | 18 ++++++++++++++++++
|
||||
2 files changed, 28 insertions(+), 0 deletions(-)
|
||||
|
||||
diff --git a/include/linux/crc-itu-t.h b/include/linux/crc-itu-t.h
|
||||
index 84920f3..7b2b7ba 100644
|
||||
--- a/include/linux/crc-itu-t.h
|
||||
+++ b/include/linux/crc-itu-t.h
|
||||
@@ -6,6 +6,9 @@
|
||||
* Poly 0x0x1021 (x^16 + x^12 + x^15 + 1)
|
||||
* Init 0
|
||||
*
|
||||
+ * The bit-reversed buffer variants may be non-standard, but some firmware
|
||||
+ * loaders require them.
|
||||
+ *
|
||||
* This source code is licensed under the GNU General Public License,
|
||||
* Version 2. See the file COPYING for more details.
|
||||
*/
|
||||
@@ -14,15 +17,22 @@
|
||||
#define CRC_ITU_T_H
|
||||
|
||||
#include <linux/types.h>
|
||||
+#include <linux/bitrev.h>
|
||||
|
||||
extern u16 const crc_itu_t_table[256];
|
||||
|
||||
extern u16 crc_itu_t(u16 crc, const u8 *buffer, size_t len);
|
||||
+extern u16 crc_itu_t_bitreversed(u16 crc, const u8 *buffer, size_t len);
|
||||
|
||||
static inline u16 crc_itu_t_byte(u16 crc, const u8 data)
|
||||
{
|
||||
return (crc << 8) ^ crc_itu_t_table[((crc >> 8) ^ data) & 0xff];
|
||||
}
|
||||
|
||||
+static inline u16 crc_itu_t_bitreversed_byte(u16 crc, const u8 data)
|
||||
+{
|
||||
+ return (crc << 8) ^ crc_itu_t_table[((crc >> 8) ^ bitrev8(data)) & 0xff];
|
||||
+}
|
||||
+
|
||||
#endif /* CRC_ITU_T_H */
|
||||
|
||||
diff --git a/lib/crc-itu-t.c b/lib/crc-itu-t.c
|
||||
index a63472b..886981e 100644
|
||||
--- a/lib/crc-itu-t.c
|
||||
+++ b/lib/crc-itu-t.c
|
||||
@@ -64,6 +64,24 @@ u16 crc_itu_t(u16 crc, const u8 *buffer, size_t len)
|
||||
}
|
||||
EXPORT_SYMBOL(crc_itu_t);
|
||||
|
||||
+/**
|
||||
+ * crc_itu_t_byte_reversed - Compute the CRC-ITU-T for the data buffer;
|
||||
+ * the buffer content is assumed to be bit-reversed
|
||||
+ *
|
||||
+ * @crc: previous CRC value
|
||||
+ * @buffer: data pointer
|
||||
+ * @len: number of bytes in the buffer
|
||||
+ *
|
||||
+ * Returns the updated CRC value
|
||||
+ */
|
||||
+u16 crc_itu_t_bitreversed(u16 crc, const u8 *buffer, size_t len)
|
||||
+{
|
||||
+ while (len--)
|
||||
+ crc = crc_itu_t_bitreversed_byte(crc, *buffer++);
|
||||
+ return crc;
|
||||
+}
|
||||
+EXPORT_SYMBOL(crc_itu_t_bitreversed);
|
||||
+
|
||||
MODULE_DESCRIPTION("CRC ITU-T V.41 calculations");
|
||||
MODULE_LICENSE("GPL");
|
||||
|
||||
--
|
||||
1.5.6.5
|
||||
|
|
@ -10,6 +10,9 @@
|
|||
+ features/all/drivers-gpu-drm-r128-request_firmware.patch
|
||||
# FIXME:
|
||||
#+ features/all/drivers-gpu-drm-radeon-request_firmware.patch
|
||||
# rt2860sta needs ITU-T CRC on bit-reversed data
|
||||
+ features/all/lib-crcitut-bit-reversed.patch
|
||||
+ features/all/drivers-staging-rt2860sta-request_firmware.patch
|
||||
+ features/all/export-unionfs-symbols.patch
|
||||
|
||||
+ bugfix/sparc/drivers_net-broken.patch
|
||||
|
|
Loading…
Reference in New Issue