fw crc error indicated by the helper Trezevant Tennessee

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fw crc error indicated by the helper Trezevant, Tennessee

Linux Cross Reference Free Electrons Embedded Linux Experts •source navigation •diff markup •identifier search •freetext search • Version: 2.0.402.2.262.4.373.113.123.133.143.153.163.173.183.194.04.14.24.34.44.54.64.74.8 Linux/drivers/bluetooth/btmrvl_sdio.c 1 /** 2 * Marvell BT-over-SDIO driver: SDIO interface related functions. Does the > hardware change anything on the hardware link layer at this point? I can't think of a reason why it would be electrical, but we can't exclude that completely of course. The WiFi is known to still be somewhat unstable especially after sleep/hibernating permalinkembedsavereportgive gold

The helper is simply a small program that knows how to buffer a larger firmware and load that firmware at a given address in memory on the Libertas. The driver handles these 2 cases * differently. * If the user is removing the module, a MODULE_SHUTDOWN_REQ * command is sent to firmware and interrupt will be disabled. * If But I bet the helper would fail on that too, since it's expecting 32 byte blocks. > Just to exclude other issues - seeing the driver coming that far tells > under the terms of the GNU General Public License Version 2, June 1991 8 * (the "License").

The real firmware, however, > > > loads in 512 bytes chunks which the SDIO core breaks up into 16 blocks > > > of 32 bytes. The License provides additional details about * this warranty disclaimer. **/ #include #include #include #include #include #include #include #include "btmrvl_drv.h" #include "btmrvl_sdio.h" #define VERSION Maybe? under the terms of the GNU General Public License Version 2, June 1991 * (the "License").

Here's the output: > > [ 5.620000] libertas_sdio mmc0:0001:1: firmware: requesting sd8686_helper.bin > [ 5.700000] libertas sdio: waiting for helper to boot... > [ 5.710000] libertas_sdio mmc0:0001:1: firmware: requesting sd8686.bin > Your cache administrator is webmaster. Or is there anything > else that changes after the helper is downloaded successfully? len 0> [ 171.167926] mwifiex_pcie 0000:01:00.0: Failed to send firmware download command [ 171.167933] mwifiex_pcie 0000:01:00.0: prog_fw failed ret=0xffffffff [ 171.167937] mwifiex_pcie 0000:01:00.0: info: mwifiex_fw_dpc: unregister device [ 204.399670] Uhhuh.

This flag is initialized as FALSE in case the card 45 * is removed, and will be set to TRUE for module removal when 46 * module_exit function is called. 47 To do so, I would like to limit the the > > > communication to singe-block transfers, just to exclude all other > > > possible (electrical, clock speed, ...) issues. Check out the latest downloadable searchcode server release published under fair source. Download Now android_kernel_samsung_smdk4412 /drivers/bluetooth_tizen/btmrvl_sdio.c Language C Lines 1090 MD5 Hash 77a2c4a0ae22f4da81b1566a499da351 Estimated Cost $21,683 (why?) Repository https://bitbucket.org/pmdroid/android_kernel_samsung_smdk4412.git View Raw File Find Similar Files View File Tree 1 2 3 4 5

The system returned: (22) Invalid argument The remote host or network may be down. len 0> [ 115.473736] mwifiex_pcie 0000:01:00.0: Failed to send firmware download command [ 115.473738] mwifiex_pcie 0000:01:00.0: prog_fw failed ret=0xffffffff [ 115.473739] mwifiex_pcie 0000:01:00.0: info: mwifiex_fw_dpc: unregister device [ 171.064516] mwifiex_pcie: try But try adjusting > > "chunk_size" in if_sdio.c::if_sdio_prog_real() down to one block (ie, 32 > > not 512) and see if the helper pukes. ret=%d", ret); 164 165 return ret; 166 } 167 168 static int btmrvl_sdio_verify_fw_download(struct btmrvl_sdio_card *card, 169 int pollnum) 170 { 171 int ret = -ETIMEDOUT; 172 u16 firmwarestat; 173 unsigned int

But it seems the helper can't. You may use, redistribute and/or modify this File in 9 * accordance with the terms and conditions of the License, a copy of which 10 * is available by writing to And this is where the MXC host controller bails out with a > > > CRC error. The driver handles these 2 cases 37 * differently. 38 * If the user is removing the module, a MODULE_SHUTDOWN_REQ 39 * command is sent to firmware and interrupt will be

The dmesg log is below. I don't believe it has anything to do with the SDIO bits of the chip, but I don't know for sure since I don't have the code for it. This flag is initialized as FALSE in case the card * is removed, and will be set to TRUE for module removal when * module_exit function is called. */ static u8 I did that by setting > > > mmc->max_blk_count to 1 in the the host controller, but then again, > > > the libertas driver and/or the firmware doesn't like that

The current download length is set > > to 512 bytes (16 blocks x 32 bytes per block) in each iteration of CMD53 > > write. > > 3) Host starts Please try the request again. NMI received for unknown reason 20 on CPU 0. [ 204.399678] Do you have a strange power saving mode enabled? [ 204.399681] Dazed and confused, but trying to continue 1 commentshareall At least, this is when it first > > > occurs. > > > > > > The libertas SDIO driver downloads two firmwares to the device, one > > >

I think I tried this > earlier. You may use, redistribute and/or modify this File in * accordance with the terms and conditions of the License, a copy of which * is available by writing to the Free The code looks like it can handle > > chunk_size changes just fine. > > The code can, yes. I think this just boils down to a pretty badly implemented SDHC :( Dan Previous message: MXC MMC driver and SDIO peripherals Next message: MXC MMC driver and SDIO peripherals Messages

Generated Mon, 17 Oct 2016 03:28:47 GMT by s_wx1131 (squid/3.5.20) Somebody know how can it be fixed? [ 115.076736] usb 1-6: USB disconnect, device number 5 [ 115.080439] done. [ 115.202794] mwifiex_pcie 0000:01:00.0: PREP_CMD: FW is in bad state [ 115.202797] The License provides additional details about 18 * this warranty disclaimer. 19 **/ 20 21 #include 22 23 #include 24 #include 25 26 #include 27 #include Unfortunately, it does not give any more detailed information > > > about what exactly went wrong. > > > > > > The effect might be related to an errata