[PATCH 1/2] imx-bbu-nand-fcb: do not use hardcoded devicefile
Stefano Manni
stefano.manni at gmail.com
Fri Feb 21 09:47:23 PST 2025
Hi Sasha,
sorry but I changed my workstation recently and did not restore
send-email as on the old one. I thought the mail client geary would be
enough but it is not.
I will send a new patch series in these days.
Best,
Stefano
On ven, feb 21 2025 at 11:38:26 +01:00:00, Sascha Hauer
<s.hauer at pengutronix.de> wrote:
> Hi Stefano,
>
> The patch is mangled. Could you send it using git send-email? Using a
> web endpoint for b4 would be another possibility if git send-email
> doesn't work for you.
>
> The two patches should be sent as one to avoid intermediate breakage
> between the patches.
>
> Regards
> Sascha
>
> On Thu, Feb 20, 2025 at 06:39:55PM +0100, Stefano Manni wrote:
>> Device file was hardcoded to "nand0.barebox".
>> This patch harmonize the signature of
>>
>> imx6_bbu_nand_register_handler()
>> imx7_bbu_nand_register_handler()
>> imx28_bbu_nand_register_handler()
>>
>> with the other bbu register functions in order to take
>> the devicefile as parameter.
>>
>> Signed-off-by: Stefano Manni <stefano.manni at gmail.com>
>> ---
>> common/imx-bbu-nand-fcb.c | 23 ++++++++++++++++-------
>> include/bbu.h | 18 ++++++++++++------
>> 2 files changed, 28 insertions(+), 13 deletions(-)
>>
>> diff --git a/common/imx-bbu-nand-fcb.c b/common/imx-bbu-nand-fcb.c
>> index d0261140cf..0d17a7bf6a 100644
>> --- a/common/imx-bbu-nand-fcb.c
>> +++ b/common/imx-bbu-nand-fcb.c
>> @@ -1219,6 +1219,7 @@ static int imx_bbu_nand_update(struct
>> bbu_handler
>> *handler, struct bbu_data *dat
>> int used = 0;
>> int fw_orig_len = 0;
>> int used_refresh = 0, unused_refresh = 0;
>> + const char *devname = handler->devicefile;
>>
>> if (data->image) {
>> filetype = file_detect_type(data->image, data->len);
>> @@ -1230,7 +1231,12 @@ static int imx_bbu_nand_update(struct
>> bbu_handler
>> *handler, struct bbu_data *dat
>> return -EINVAL;
>> }
>>
>> - bcb_cdev = cdev_by_name(handler->devicefile);
>> + /* Support both boot /dev/nand0.barebox and boot nand0.barebox */
>> + devname += str_has_prefix(devname, "/dev/");
>> +
>> + device_detect_by_name(devname);
>> +
>> + bcb_cdev = cdev_by_name(devname);
>> if (!bcb_cdev) {
>> pr_err("%s: No FCB device!\n", __func__);
>> return -ENODEV;
>> @@ -1432,7 +1438,8 @@ static void imx6_fcb_create(struct
>> imx_nand_fcb_bbu_handler *imx_handler,
>> fcb->MetadataBytes = 10;
>> }
>>
>> -int imx6_bbu_nand_register_handler(const char *name, unsigned long
>> flags)
>> +int imx6_bbu_nand_register_handler(const char *name,
>> + const char *devicefile, unsigned long flags)
>> {
>> struct imx_nand_fcb_bbu_handler *imx_handler;
>> struct bbu_handler *handler;
>> @@ -1451,7 +1458,7 @@ int imx6_bbu_nand_register_handler(const char
>> *name,
>> unsigned long flags)
>> }
>>
>> handler = &imx_handler->handler;
>> - handler->devicefile = "nand0.barebox";
>> + handler->devicefile = devicefile;
>> handler->name = name;
>> handler->flags = flags | BBU_HANDLER_CAN_REFRESH;
>> handler->handler = imx_bbu_nand_update;
>> @@ -1526,7 +1533,8 @@ static void imx28_fcb_create(struct
>> imx_nand_fcb_bbu_handler *imx_handler,
>> fcb->EraseThreshold = readl(bch_regs + BCH_MODE);
>> }
>>
>> -int imx28_bbu_nand_register_handler(const char *name, unsigned
>> long flags)
>> +int imx28_bbu_nand_register_handler(const char *name,
>> + const char *devicefile, unsigned long flags)
>> {
>> struct imx_nand_fcb_bbu_handler *imx_handler;
>> struct bbu_handler *handler;
>> @@ -1540,7 +1548,7 @@ int imx28_bbu_nand_register_handler(const
>> char *name,
>> unsigned long flags)
>> imx_handler->filetype = filetype_mxs_bootstream;
>>
>> handler = &imx_handler->handler;
>> - handler->devicefile = "nand0.barebox";
>> + handler->devicefile = devicefile;
>> handler->name = name;
>> handler->flags = flags | BBU_HANDLER_CAN_REFRESH;
>> handler->handler = imx_bbu_nand_update;
>> @@ -1599,7 +1607,8 @@ static int imx7_fcb_write(struct mtd_info
>> *mtd, int
>> block, struct fcb_block *fcb
>> return mxs_nand_write_fcb_bch62(block, fcb, sizeof(*fcb));
>> }
>>
>> -int imx7_bbu_nand_register_handler(const char *name, unsigned long
>> flags)
>> +int imx7_bbu_nand_register_handler(const char *name
>> + const char *devicefile, unsigned long flags)
>> {
>> struct imx_nand_fcb_bbu_handler *imx_handler;
>> struct bbu_handler *handler;
>> @@ -1612,7 +1621,7 @@ int imx7_bbu_nand_register_handler(const char
>> *name,
>> unsigned long flags)
>> imx_handler->filetype = filetype_arm_barebox;
>>
>> handler = &imx_handler->handler;
>> - handler->devicefile = "nand0.barebox";
>> + handler->devicefile = devicefile;
>> handler->name = name;
>> handler->flags = flags | BBU_HANDLER_CAN_REFRESH;
>> handler->handler = imx_bbu_nand_update;
>> diff --git a/include/bbu.h b/include/bbu.h
>> index 5105d2ac70..087d3ee827 100644
>> --- a/include/bbu.h
>> +++ b/include/bbu.h
>> @@ -98,19 +98,25 @@ static inline int
>> bbu_mmcboot_register_handler(const
>> char *name,
>> #endif
>>
>> #if defined(CONFIG_BAREBOX_UPDATE_IMX_NAND_FCB)
>> -int imx6_bbu_nand_register_handler(const char *name, unsigned long
>> flags);
>> -int imx7_bbu_nand_register_handler(const char *name, unsigned long
>> flags);
>> -int imx28_bbu_nand_register_handler(const char *name, unsigned
>> long flags);
>> +int imx6_bbu_nand_register_handler(const char *name, const char
>> *devicefile, unsigned long flags);
>> +int imx7_bbu_nand_register_handler(const char *name, const char
>> *devicefile, unsigned long flags);
>> +int imx28_bbu_nand_register_handler(const char *name, const char
>> *devicefile, unsigned long flags);
>> #else
>> -static inline int imx6_bbu_nand_register_handler(const char *name,
>> unsigned
>> long flags)
>> +static inline int imx6_bbu_nand_register_handler(const char *name,
>> + const char *devicefile,
>> + unsigned long flags)
>> {
>> return -ENOSYS;
>> }
>> -static inline int imx7_bbu_nand_register_handler(const char *name,
>> unsigned
>> long flags)
>> +static inline int imx7_bbu_nand_register_handler(const char *name,
>> + const char *devicefile,
>> + unsigned long flags)
>> {
>> return -ENOSYS;
>> }
>> -static inline int imx28_bbu_nand_register_handler(const char *name,
>> unsigned long flags)
>> +static inline int imx28_bbu_nand_register_handler(const char *name,
>> + const char *devicefile,
>> + unsigned long flags)
>> {
>> return -ENOSYS;
>> }
>> --
>> 2.25.1
>>
>>
>>
>>
>>
>
> --
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