[EXT] Re: [PATCH v8 01/15] crypto/fsl: Add support for CAAM Job ring driver model

Stefano Babic sbabic at denx.de
Thu Mar 3 14:02:13 CET 2022


On 03.03.22 13:44, Gaurav Jain wrote:
> Hello Stefano
> 
> A gentle reminder!!
> Need your help to check the proposed solution to fix imx6dl_mamoj SPL size issue shared in last mail.

Ouch...is there a solution ? I confess I have not seen, is there an 
answer by Marek ?

Regards,
Stefano

> 
> Regards
> Gaurav Jain
> 
>> -----Original Message-----
>> From: Gaurav Jain
>> Sent: Friday, February 25, 2022 12:33 PM
>> To: Stefano Babic <sbabic at denx.de>; u-boot at lists.denx.de; Marek Vasut
>> <marex at denx.de>
>> Cc: Fabio Estevam <festevam at gmail.com>; Peng Fan <peng.fan at nxp.com>;
>> Simon Glass <sjg at chromium.org>; Priyanka Jain <priyanka.jain at nxp.com>; Ye
>> Li <ye.li at nxp.com>; Horia Geanta <horia.geanta at nxp.com>; Ji Luo
>> <ji.luo at nxp.com>; Franck Lenormand <franck.lenormand at nxp.com>; Silvano Di
>> Ninno <silvano.dininno at nxp.com>; Sahil Malhotra <sahil.malhotra at nxp.com>;
>> Pankaj Gupta <pankaj.gupta at nxp.com>; Varun Sethi <V.Sethi at nxp.com>; dl-
>> uboot-imx <uboot-imx at nxp.com>; Shengzhou Liu <shengzhou.liu at nxp.com>;
>> Mingkai Hu <mingkai.hu at nxp.com>; Rajesh Bhagat <rajesh.bhagat at nxp.com>;
>> Meenakshi Aggarwal <meenakshi.aggarwal at nxp.com>; Wasim Khan
>> <wasim.khan at nxp.com>; Alison Wang <alison.wang at nxp.com>; Pramod
>> Kumar <pramod.kumar_1 at nxp.com>; Andy Tang <andy.tang at nxp.com>;
>> Adrian Alonso <adrian.alonso at nxp.com>; Vladimir Oltean <olteanv at gmail.com>
>> Subject: RE: [EXT] Re: [PATCH v8 01/15] crypto/fsl: Add support for CAAM Job
>> ring driver model
>>
>> Hello Stefano
>>
>>> -----Original Message-----
>>> From: Gaurav Jain
>>> Sent: Friday, February 11, 2022 3:09 PM
>>> To: Stefano Babic <sbabic at denx.de>; u-boot at lists.denx.de; Marek Vasut
>>> <marex at denx.de>
>>> Cc: Fabio Estevam <festevam at gmail.com>; Peng Fan <peng.fan at nxp.com>;
>>> Simon Glass <sjg at chromium.org>; Priyanka Jain <priyanka.jain at nxp.com>;
>>> Ye Li <ye.li at nxp.com>; Horia Geanta <horia.geanta at nxp.com>; Ji Luo
>>> <ji.luo at nxp.com>; Franck Lenormand <franck.lenormand at nxp.com>; Silvano
>>> Di Ninno <silvano.dininno at nxp.com>; Sahil Malhotra
>>> <sahil.malhotra at nxp.com>; Pankaj Gupta <pankaj.gupta at nxp.com>; Varun
>>> Sethi <V.Sethi at nxp.com>; dl- uboot-imx <uboot-imx at nxp.com>; Shengzhou
>>> Liu <shengzhou.liu at nxp.com>; Mingkai Hu <mingkai.hu at nxp.com>; Rajesh
>>> Bhagat <rajesh.bhagat at nxp.com>; Meenakshi Aggarwal
>>> <meenakshi.aggarwal at nxp.com>; Wasim Khan <wasim.khan at nxp.com>;
>> Alison
>>> Wang <alison.wang at nxp.com>; Pramod Kumar
>> <pramod.kumar_1 at nxp.com>;
>>> Andy Tang <andy.tang at nxp.com>; Adrian Alonso <adrian.alonso at nxp.com>;
>>> Vladimir Oltean <olteanv at gmail.com>
>>> Subject: RE: [EXT] Re: [PATCH v8 01/15] crypto/fsl: Add support for
>>> CAAM Job ring driver model
>>>
>>> Hello Marek
>>>
>>> A gentle reminder!!
>>> Please help to check if some feature can be dropped in SPL from
>>> imx6dl_mamoj board so that CAAM driver model patches can be accepted.
>>>
>>> Regards
>>> Gaurav Jain
>>>
>>>> -----Original Message-----
>>>> From: Gaurav Jain
>>>> Sent: Monday, February 7, 2022 12:43 PM
>>>> To: Stefano Babic <sbabic at denx.de>; u-boot at lists.denx.de; Marek
>>>> Vasut <marex at denx.de>
>>>> Cc: Fabio Estevam <festevam at gmail.com>; Peng Fan <peng.fan at nxp.com>;
>>>> Simon Glass <sjg at chromium.org>; Priyanka Jain
>>>> <priyanka.jain at nxp.com>; Ye Li <ye.li at nxp.com>; Horia Geanta
>>>> <horia.geanta at nxp.com>; Ji Luo <ji.luo at nxp.com>; Franck Lenormand
>>>> <franck.lenormand at nxp.com>; Silvano Di Ninno
>>>> <silvano.dininno at nxp.com>; Sahil Malhotra <sahil.malhotra at nxp.com>;
>>>> Pankaj Gupta <pankaj.gupta at nxp.com>; Varun Sethi <V.Sethi at nxp.com>;
>>>> dl- uboot-imx <uboot-imx at nxp.com>; Shengzhou Liu
>>>> <shengzhou.liu at nxp.com>; Mingkai Hu <mingkai.hu at nxp.com>; Rajesh
>>>> Bhagat <rajesh.bhagat at nxp.com>; Meenakshi Aggarwal
>>>> <meenakshi.aggarwal at nxp.com>; Wasim Khan <wasim.khan at nxp.com>;
>>> Alison
>>>> Wang <alison.wang at nxp.com>; Pramod Kumar
>>> <pramod.kumar_1 at nxp.com>;
>>>> Andy Tang <andy.tang at nxp.com>; Adrian Alonso
>>>> <adrian.alonso at nxp.com>; Vladimir Oltean <olteanv at gmail.com>
>>>> Subject: RE: [EXT] Re: [PATCH v8 01/15] crypto/fsl: Add support for
>>>> CAAM Job ring driver model
>>>>
>>>> Hello Marek
>>>>
>>>>> -----Original Message-----
>>>>> From: Stefano Babic <sbabic at denx.de>
>>>>> Sent: Saturday, February 5, 2022 7:46 PM
>>>>> To: Gaurav Jain <gaurav.jain at nxp.com>; u-boot at lists.denx.de
>>>>> Cc: Stefano Babic <sbabic at denx.de>; Fabio Estevam
>>>>> <festevam at gmail.com>; Peng Fan <peng.fan at nxp.com>; Simon Glass
>>>>> <sjg at chromium.org>; Priyanka Jain <priyanka.jain at nxp.com>; Ye Li
>>>>> <ye.li at nxp.com>; Horia Geanta <horia.geanta at nxp.com>; Ji Luo
>>>>> <ji.luo at nxp.com>; Franck Lenormand <franck.lenormand at nxp.com>;
>>>>> Silvano Di Ninno <silvano.dininno at nxp.com>; Sahil Malhotra
>>>>> <sahil.malhotra at nxp.com>; Pankaj Gupta <pankaj.gupta at nxp.com>;
>>>>> Varun Sethi <V.Sethi at nxp.com>; dl-uboot-imx <uboot-imx at nxp.com>;
>>>>> Shengzhou Liu <shengzhou.liu at nxp.com>; Mingkai Hu
>>>>> <mingkai.hu at nxp.com>; Rajesh Bhagat <rajesh.bhagat at nxp.com>;
>>>>> Meenakshi Aggarwal <meenakshi.aggarwal at nxp.com>; Wasim Khan
>>>>> <wasim.khan at nxp.com>;
>>>> Alison
>>>>> Wang <alison.wang at nxp.com>; Pramod Kumar
>>>> <pramod.kumar_1 at nxp.com>;
>>>>> Andy Tang <andy.tang at nxp.com>; Adrian Alonso
>>>>> <adrian.alonso at nxp.com>; Vladimir Oltean <olteanv at gmail.com>;
>>>>> Marek Vasut <marex at denx.de>
>>>>> Subject: [EXT] Re: [PATCH v8 01/15] crypto/fsl: Add support for
>>>>> CAAM Job ring driver model
>>>>>
>>>>> Caution: EXT Email
>>>>>
>>>>> Hi Gaurav,
>>>>>
>>>>> rather I still have issues to run CI with this applied. The reason
>>>>> is that this adds an overhead to SPL and it breaks the board
>>>>> imx6dl_mamoj because SPL exceeds the maximum size for a DL SOC.
>>>>>
>>>>> See
>>>>> https://eur01.safelinks.protection.outlook.com/?url=https%3A%2F%2F
>>>>> so
>>>>> ur
>>>>> ce.d
>>>>> enx.de%2Fu-boot%2Fcustodians%2Fu-boot-imx%2F-
>>>>> %2Fjobs%2F387370&data=04%7C01%7Cgaurav.jain%40nxp.com%7C
>> 3a
>>> 2
>>>> 73
>>>>>
>>>>
>>>
>> 1dd27fc4bebcad308d9e8b21464%7C686ea1d3bc2b4c6fa92cd99c5c301635%7C
>>>>>
>>>>
>>>
>> 0%7C0%7C637796673834942697%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4
>>>>>
>>>>
>>>
>> wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000&am
>>>>>
>>>>
>>>
>> p;sdata=pI%2F%2FlNtrdrGCa8sSvcr6uNu4jze7pzDqZtI52FIDj50%3D&reserve
>>>>> d=0
>>>>>
>>>>> I do not know if it is possible to drop some features from SPL for
>>>>> this board (Added Marek as board maintainer).
>>
>> As we have not received any response from imx6dl_mamoj board maintainer.
>> I propose the below solution
>>
>> --- a/arch/arm/mach-imx/Kconfig
>> +++ b/arch/arm/mach-imx/Kconfig
>> @@ -49,8 +49,8 @@ config USE_IMXIMG_PLUGIN  config IMX_HAB
>> -       select FSL_CAAM if HAS_CAAM
>> -       imply CMD_DEKBLOB if HAS_CAAM
>> +       imply FSL_CAAM if HAS_CAAM
>> +       imply CMD_DEKBLOB if FSL_CAAM
>>          Help
>>
>> --- a/configs/imx6dl_mamoj_defconfig
>> +++ b/configs/imx6dl_mamoj_defconfig
>> @@ -59,3 +59,4 @@ CONFIG_USB_GADGET_MANUFACTURER="FSL"
>> +CONFIG_FSL_CAAM=n
>>
>> Need your help to review this or suggest any other solution.
>>
>> Regards
>> Gaurav Jain
>>
>>>>
>>>> CONFIG_IMX_HAB is enabled for imx6dl_mamoj. So CAAM is built for
>>>> SPL, results in increased size.
>>>> However CAAM is not initialized in SPL. As Stefano suggested, Can
>>>> you drop some features from SPL?
>>>>
>>>> Regards
>>>> Gaurav Jain
>>>>>
>>>>> Best regards,
>>>>> Stefano
>>>>>
>>>>> On 10.01.22 13:27, Gaurav Jain wrote:
>>>>>> added device tree support for job ring driver.
>>>>>> sec is initialized based on job ring information processed from
>>>>>> device tree.
>>>>>>
>>>>>> Signed-off-by: Gaurav Jain <gaurav.jain at nxp.com>
>>>>>> Reviewed-by: Ye Li <ye.li at nxp.com>
>>>>>> ---
>>>>>>    drivers/crypto/fsl/jr.c | 323 ++++++++++++++++++++++++++--------------
>>>>>>    drivers/crypto/fsl/jr.h |  31 +++-
>>>>>>    2 files changed, 240 insertions(+), 114 deletions(-)
>>>>>>
>>>>>> diff --git a/drivers/crypto/fsl/jr.c b/drivers/crypto/fsl/jr.c
>>>>>> index
>>>>>> 22b649219e..8103987425 100644
>>>>>> --- a/drivers/crypto/fsl/jr.c
>>>>>> +++ b/drivers/crypto/fsl/jr.c
>>>>>> @@ -1,7 +1,7 @@
>>>>>>    // SPDX-License-Identifier: GPL-2.0+
>>>>>>    /*
>>>>>>     * Copyright 2008-2014 Freescale Semiconductor, Inc.
>>>>>> - * Copyright 2018 NXP
>>>>>> + * Copyright 2018, 2021 NXP
>>>>>>     *
>>>>>>     * Based on CAAM driver in drivers/crypto/caam in Linux
>>>>>>     */
>>>>>> @@ -11,7 +11,6 @@
>>>>>>    #include <linux/kernel.h>
>>>>>>    #include <log.h>
>>>>>>    #include <malloc.h>
>>>>>> -#include "fsl_sec.h"
>>>>>>    #include "jr.h"
>>>>>>    #include "jobdesc.h"
>>>>>>    #include "desc_constr.h"
>>>>>> @@ -21,7 +20,10 @@
>>>>>>    #include <asm/cache.h>
>>>>>>    #include <asm/fsl_pamu.h>
>>>>>>    #endif
>>>>>> +#include <dm.h>
>>>>>>    #include <dm/lists.h>
>>>>>> +#include <dm/root.h>
>>>>>> +#include <dm/device-internal.h>
>>>>>>    #include <linux/delay.h>
>>>>>>
>>>>>>    #define CIRC_CNT(head, tail, size)  (((head) - (tail)) & (size
>>>>>> -
>>>>>> 1)) @@ -35,20 +37,29 @@ uint32_t
>>>>> sec_offset[CONFIG_SYS_FSL_MAX_NUM_OF_SEC] = {
>>>>>>    #endif
>>>>>>    };
>>>>>>
>>>>>> +#if CONFIG_IS_ENABLED(DM)
>>>>>> +struct udevice *caam_dev;
>>>>>> +#else
>>>>>>    #define SEC_ADDR(idx)       \
>>>>>>        (ulong)((CONFIG_SYS_FSL_SEC_ADDR + sec_offset[idx]))
>>>>>>
>>>>>>    #define SEC_JR0_ADDR(idx)   \
>>>>>>        (ulong)(SEC_ADDR(idx) + \
>>>>>>         (CONFIG_SYS_FSL_JR0_OFFSET - CONFIG_SYS_FSL_SEC_OFFSET))
>>>>>> +struct caam_regs caam_st;
>>>>>> +#endif
>>>>>>
>>>>>> -struct jobring jr0[CONFIG_SYS_FSL_MAX_NUM_OF_SEC];
>>>>>> +static inline u32 jr_start_reg(u8 jrid) {
>>>>>> +     return (1 << jrid);
>>>>>> +}
>>>>>>
>>>>>> -static inline void start_jr0(uint8_t sec_idx)
>>>>>> +static inline void start_jr(struct caam_regs *caam)
>>>>>>    {
>>>>>> -     ccsr_sec_t *sec = (void *)SEC_ADDR(sec_idx);
>>>>>> +     ccsr_sec_t *sec = caam->sec;
>>>>>>        u32 ctpr_ms = sec_in32(&sec->ctpr_ms);
>>>>>>        u32 scfgr = sec_in32(&sec->scfgr);
>>>>>> +     u32 jrstart = jr_start_reg(caam->jrid);
>>>>>>
>>>>>>        if (ctpr_ms & SEC_CTPR_MS_VIRT_EN_INCL) {
>>>>>>                /* VIRT_EN_INCL = 1 & VIRT_EN_POR = 1 or @@ -56,23
>>>>>> +67,16 @@ static inline void start_jr0(uint8_t sec_idx)
>>>>>>                 */
>>>>>>                if ((ctpr_ms & SEC_CTPR_MS_VIRT_EN_POR) ||
>>>>>>                    (scfgr & SEC_SCFGR_VIRT_EN))
>>>>>> -                     sec_out32(&sec->jrstartr, CONFIG_JRSTARTR_JR0);
>>>>>> +                     sec_out32(&sec->jrstartr, jrstart);
>>>>>>        } else {
>>>>>>                /* VIRT_EN_INCL = 0 && VIRT_EN_POR_VALUE = 1 */
>>>>>>                if (ctpr_ms & SEC_CTPR_MS_VIRT_EN_POR)
>>>>>> -                     sec_out32(&sec->jrstartr, CONFIG_JRSTARTR_JR0);
>>>>>> +                     sec_out32(&sec->jrstartr, jrstart);
>>>>>>        }
>>>>>>    }
>>>>>>
>>>>>> -static inline void jr_reset_liodn(uint8_t sec_idx)
>>>>>> +static inline void jr_disable_irq(struct jr_regs *regs)
>>>>>>    {
>>>>>> -     ccsr_sec_t *sec = (void *)SEC_ADDR(sec_idx);
>>>>>> -     sec_out32(&sec->jrliodnr[0].ls, 0);
>>>>>> -}
>>>>>> -
>>>>>> -static inline void jr_disable_irq(uint8_t sec_idx) -{
>>>>>> -     struct jr_regs *regs = (struct jr_regs *)SEC_JR0_ADDR(sec_idx);
>>>>>>        uint32_t jrcfg = sec_in32(&regs->jrcfg1);
>>>>>>
>>>>>>        jrcfg = jrcfg | JR_INTMASK; @@ -80,10 +84,10 @@ static
>>>>>> inline void jr_disable_irq(uint8_t sec_idx)
>>>>>>        sec_out32(&regs->jrcfg1, jrcfg);
>>>>>>    }
>>>>>>
>>>>>> -static void jr_initregs(uint8_t sec_idx)
>>>>>> +static void jr_initregs(uint8_t sec_idx, struct caam_regs
>>>>>> +*caam)
>>>>>>    {
>>>>>> -     struct jr_regs *regs = (struct jr_regs *)SEC_JR0_ADDR(sec_idx);
>>>>>> -     struct jobring *jr = &jr0[sec_idx];
>>>>>> +     struct jr_regs *regs = caam->regs;
>>>>>> +     struct jobring *jr = &caam->jr[sec_idx];
>>>>>>        caam_dma_addr_t ip_base = virt_to_phys((void *)jr->input_ring);
>>>>>>        caam_dma_addr_t op_base = virt_to_phys((void
>>>>>> *)jr->output_ring);
>>>>>>
>>>>>> @@ -103,16 +107,16 @@ static void jr_initregs(uint8_t sec_idx)
>>>>>>        sec_out32(&regs->irs, JR_SIZE);
>>>>>>
>>>>>>        if (!jr->irq)
>>>>>> -             jr_disable_irq(sec_idx);
>>>>>> +             jr_disable_irq(regs);
>>>>>>    }
>>>>>>
>>>>>> -static int jr_init(uint8_t sec_idx)
>>>>>> +static int jr_init(uint8_t sec_idx, struct caam_regs *caam)
>>>>>>    {
>>>>>> -     struct jobring *jr = &jr0[sec_idx];
>>>>>> +     struct jobring *jr = &caam->jr[sec_idx];
>>>>>>
>>>>>>        memset(jr, 0, sizeof(struct jobring));
>>>>>>
>>>>>> -     jr->jq_id = DEFAULT_JR_ID;
>>>>>> +     jr->jq_id = caam->jrid;
>>>>>>        jr->irq = DEFAULT_IRQ;
>>>>>>
>>>>>>    #ifdef CONFIG_FSL_CORENET
>>>>>> @@ -134,53 +138,8 @@ static int jr_init(uint8_t sec_idx)
>>>>>>        memset(jr->input_ring, 0, JR_SIZE * sizeof(caam_dma_addr_t));
>>>>>>        memset(jr->output_ring, 0, jr->op_size);
>>>>>>
>>>>>> -     start_jr0(sec_idx);
>>>>>> -
>>>>>> -     jr_initregs(sec_idx);
>>>>>> -
>>>>>> -     return 0;
>>>>>> -}
>>>>>> -
>>>>>> -static int jr_sw_cleanup(uint8_t sec_idx) -{
>>>>>> -     struct jobring *jr = &jr0[sec_idx];
>>>>>> -
>>>>>> -     jr->head = 0;
>>>>>> -     jr->tail = 0;
>>>>>> -     jr->read_idx = 0;
>>>>>> -     jr->write_idx = 0;
>>>>>> -     memset(jr->info, 0, sizeof(jr->info));
>>>>>> -     memset(jr->input_ring, 0, jr->size * sizeof(caam_dma_addr_t));
>>>>>> -     memset(jr->output_ring, 0, jr->size * sizeof(struct op_ring));
>>>>>> -
>>>>>> -     return 0;
>>>>>> -}
>>>>>> -
>>>>>> -static int jr_hw_reset(uint8_t sec_idx) -{
>>>>>> -     struct jr_regs *regs = (struct jr_regs *)SEC_JR0_ADDR(sec_idx);
>>>>>> -     uint32_t timeout = 100000;
>>>>>> -     uint32_t jrint, jrcr;
>>>>>> -
>>>>>> -     sec_out32(&regs->jrcr, JRCR_RESET);
>>>>>> -     do {
>>>>>> -             jrint = sec_in32(&regs->jrint);
>>>>>> -     } while (((jrint & JRINT_ERR_HALT_MASK) ==
>>>>>> -               JRINT_ERR_HALT_INPROGRESS) && --timeout);
>>>>>> -
>>>>>> -     jrint = sec_in32(&regs->jrint);
>>>>>> -     if (((jrint & JRINT_ERR_HALT_MASK) !=
>>>>>> -          JRINT_ERR_HALT_INPROGRESS) && timeout == 0)
>>>>>> -             return -1;
>>>>>> -
>>>>>> -     timeout = 100000;
>>>>>> -     sec_out32(&regs->jrcr, JRCR_RESET);
>>>>>> -     do {
>>>>>> -             jrcr = sec_in32(&regs->jrcr);
>>>>>> -     } while ((jrcr & JRCR_RESET) && --timeout);
>>>>>> -
>>>>>> -     if (timeout == 0)
>>>>>> -             return -1;
>>>>>> +     start_jr(caam);
>>>>>> +     jr_initregs(sec_idx, caam);
>>>>>>
>>>>>>        return 0;
>>>>>>    }
>>>>>> @@ -188,10 +147,10 @@ static int jr_hw_reset(uint8_t sec_idx)
>>>>>>    /* -1 --- error, can't enqueue -- no space available */
>>>>>>    static int jr_enqueue(uint32_t *desc_addr,
>>>>>>               void (*callback)(uint32_t status, void *arg),
>>>>>> -            void *arg, uint8_t sec_idx)
>>>>>> +            void *arg, uint8_t sec_idx, struct caam_regs *caam)
>>>>>>    {
>>>>>> -     struct jr_regs *regs = (struct jr_regs *)SEC_JR0_ADDR(sec_idx);
>>>>>> -     struct jobring *jr = &jr0[sec_idx];
>>>>>> +     struct jr_regs *regs = caam->regs;
>>>>>> +     struct jobring *jr = &caam->jr[sec_idx];
>>>>>>        int head = jr->head;
>>>>>>        uint32_t desc_word;
>>>>>>        int length = desc_len(desc_addr); @@ -263,10 +222,10 @@
>>>>>> static int jr_enqueue(uint32_t *desc_addr,
>>>>>>        return 0;
>>>>>>    }
>>>>>>
>>>>>> -static int jr_dequeue(int sec_idx)
>>>>>> +static int jr_dequeue(int sec_idx, struct caam_regs *caam)
>>>>>>    {
>>>>>> -     struct jr_regs *regs = (struct jr_regs *)SEC_JR0_ADDR(sec_idx);
>>>>>> -     struct jobring *jr = &jr0[sec_idx];
>>>>>> +     struct jr_regs *regs = caam->regs;
>>>>>> +     struct jobring *jr = &caam->jr[sec_idx];
>>>>>>        int head = jr->head;
>>>>>>        int tail = jr->tail;
>>>>>>        int idx, i, found;
>>>>>> @@ -349,14 +308,18 @@ static void desc_done(uint32_t status, void
>> *arg)
>>>>>>    {
>>>>>>        struct result *x = arg;
>>>>>>        x->status = status;
>>>>>> -#ifndef CONFIG_SPL_BUILD
>>>>>>        caam_jr_strstatus(status); -#endif
>>>>>>        x->done = 1;
>>>>>>    }
>>>>>>
>>>>>>    static inline int run_descriptor_jr_idx(uint32_t *desc, uint8_t sec_idx)
>>>>>>    {
>>>>>> +     struct caam_regs *caam;
>>>>>> +#if CONFIG_IS_ENABLED(DM)
>>>>>> +     caam = dev_get_priv(caam_dev); #else
>>>>>> +     caam = &caam_st;
>>>>>> +#endif
>>>>>>        unsigned long long timeval = 0;
>>>>>>        unsigned long long timeout = CONFIG_USEC_DEQ_TIMEOUT;
>>>>>>        struct result op;
>>>>>> @@ -364,7 +327,7 @@ static inline int
>>>>>> run_descriptor_jr_idx(uint32_t *desc, uint8_t sec_idx)
>>>>>>
>>>>>>        memset(&op, 0, sizeof(op));
>>>>>>
>>>>>> -     ret = jr_enqueue(desc, desc_done, &op, sec_idx);
>>>>>> +     ret = jr_enqueue(desc, desc_done, &op, sec_idx, caam);
>>>>>>        if (ret) {
>>>>>>                debug("Error in SEC enq\n");
>>>>>>                ret = JQ_ENQ_ERR;
>>>>>> @@ -375,7 +338,7 @@ static inline int
>>>>>> run_descriptor_jr_idx(uint32_t *desc,
>>>>> uint8_t sec_idx)
>>>>>>                udelay(1);
>>>>>>                timeval += 1;
>>>>>>
>>>>>> -             ret = jr_dequeue(sec_idx);
>>>>>> +             ret = jr_dequeue(sec_idx, caam);
>>>>>>                if (ret) {
>>>>>>                        debug("Error in SEC deq\n");
>>>>>>                        ret = JQ_DEQ_ERR; @@ -402,13 +365,62 @@
>>>>>> int run_descriptor_jr(uint32_t *desc)
>>>>>>        return run_descriptor_jr_idx(desc, 0);
>>>>>>    }
>>>>>>
>>>>>> +static int jr_sw_cleanup(uint8_t sec_idx, struct caam_regs *caam) {
>>>>>> +     struct jobring *jr = &caam->jr[sec_idx];
>>>>>> +
>>>>>> +     jr->head = 0;
>>>>>> +     jr->tail = 0;
>>>>>> +     jr->read_idx = 0;
>>>>>> +     jr->write_idx = 0;
>>>>>> +     memset(jr->info, 0, sizeof(jr->info));
>>>>>> +     memset(jr->input_ring, 0, jr->size * sizeof(caam_dma_addr_t));
>>>>>> +     memset(jr->output_ring, 0, jr->size * sizeof(struct
>>>>>> + op_ring));
>>>>>> +
>>>>>> +     return 0;
>>>>>> +}
>>>>>> +
>>>>>> +static int jr_hw_reset(struct jr_regs *regs) {
>>>>>> +     uint32_t timeout = 100000;
>>>>>> +     uint32_t jrint, jrcr;
>>>>>> +
>>>>>> +     sec_out32(&regs->jrcr, JRCR_RESET);
>>>>>> +     do {
>>>>>> +             jrint = sec_in32(&regs->jrint);
>>>>>> +     } while (((jrint & JRINT_ERR_HALT_MASK) ==
>>>>>> +               JRINT_ERR_HALT_INPROGRESS) && --timeout);
>>>>>> +
>>>>>> +     jrint = sec_in32(&regs->jrint);
>>>>>> +     if (((jrint & JRINT_ERR_HALT_MASK) !=
>>>>>> +          JRINT_ERR_HALT_INPROGRESS) && timeout == 0)
>>>>>> +             return -1;
>>>>>> +
>>>>>> +     timeout = 100000;
>>>>>> +     sec_out32(&regs->jrcr, JRCR_RESET);
>>>>>> +     do {
>>>>>> +             jrcr = sec_in32(&regs->jrcr);
>>>>>> +     } while ((jrcr & JRCR_RESET) && --timeout);
>>>>>> +
>>>>>> +     if (timeout == 0)
>>>>>> +             return -1;
>>>>>> +
>>>>>> +     return 0;
>>>>>> +}
>>>>>> +
>>>>>>    static inline int jr_reset_sec(uint8_t sec_idx)
>>>>>>    {
>>>>>> -     if (jr_hw_reset(sec_idx) < 0)
>>>>>> +     struct caam_regs *caam;
>>>>>> +#if CONFIG_IS_ENABLED(DM)
>>>>>> +     caam = dev_get_priv(caam_dev); #else
>>>>>> +     caam = &caam_st;
>>>>>> +#endif
>>>>>> +     if (jr_hw_reset(caam->regs) < 0)
>>>>>>                return -1;
>>>>>>
>>>>>>        /* Clean up the jobring structure maintained by software */
>>>>>> -     jr_sw_cleanup(sec_idx);
>>>>>> +     jr_sw_cleanup(sec_idx, caam);
>>>>>>
>>>>>>        return 0;
>>>>>>    }
>>>>>> @@ -418,9 +430,15 @@ int jr_reset(void)
>>>>>>        return jr_reset_sec(0);
>>>>>>    }
>>>>>>
>>>>>> -static inline int sec_reset_idx(uint8_t sec_idx)
>>>>>> +int sec_reset(void)
>>>>>>    {
>>>>>> -     ccsr_sec_t *sec = (void *)SEC_ADDR(sec_idx);
>>>>>> +     struct caam_regs *caam;
>>>>>> +#if CONFIG_IS_ENABLED(DM)
>>>>>> +     caam = dev_get_priv(caam_dev); #else
>>>>>> +     caam = &caam_st;
>>>>>> +#endif
>>>>>> +     ccsr_sec_t *sec = caam->sec;
>>>>>>        uint32_t mcfgr = sec_in32(&sec->mcfgr);
>>>>>>        uint32_t timeout = 100000;
>>>>>>
>>>>>> @@ -446,11 +464,7 @@ static inline int sec_reset_idx(uint8_t
>>>>>> sec_idx)
>>>>>>
>>>>>>        return 0;
>>>>>>    }
>>>>>> -int sec_reset(void)
>>>>>> -{
>>>>>> -     return sec_reset_idx(0);
>>>>>> -}
>>>>>> -#ifndef CONFIG_SPL_BUILD
>>>>>> +
>>>>>>    static int deinstantiate_rng(u8 sec_idx, int state_handle_mask)
>>>>>>    {
>>>>>>        u32 *desc;
>>>>>> @@ -496,12 +510,11 @@ static int deinstantiate_rng(u8 sec_idx,
>>>>>> int
>>>>> state_handle_mask)
>>>>>>        return ret;
>>>>>>    }
>>>>>>
>>>>>> -static int instantiate_rng(u8 sec_idx, int gen_sk)
>>>>>> +static int instantiate_rng(uint8_t sec_idx, ccsr_sec_t *sec,
>>>>>> +int
>>>>>> +gen_sk)
>>>>>>    {
>>>>>>        u32 *desc;
>>>>>>        u32 rdsta_val;
>>>>>>        int ret = 0, sh_idx, size;
>>>>>> -     ccsr_sec_t __iomem *sec = (ccsr_sec_t __iomem
>> *)SEC_ADDR(sec_idx);
>>>>>>        struct rng4tst __iomem *rng =
>>>>>>                        (struct rng4tst __iomem *)&sec->rng;
>>>>>>
>>>>>> @@ -554,9 +567,8 @@ static int instantiate_rng(u8 sec_idx, int gen_sk)
>>>>>>        return ret;
>>>>>>    }
>>>>>>
>>>>>> -static u8 get_rng_vid(uint8_t sec_idx)
>>>>>> +static u8 get_rng_vid(ccsr_sec_t *sec)
>>>>>>    {
>>>>>> -     ccsr_sec_t *sec = (void *)SEC_ADDR(sec_idx);
>>>>>>        u8 vid;
>>>>>>
>>>>>>        if (caam_get_era() < 10) { @@ -574,9 +586,8 @@ static u8
>>>>>> get_rng_vid(uint8_t sec_idx)
>>>>>>     * By default, the TRNG runs for 200 clocks per sample;
>>>>>>     * 1200 clocks per sample generates better entropy.
>>>>>>     */
>>>>>> -static void kick_trng(int ent_delay, uint8_t sec_idx)
>>>>>> +static void kick_trng(int ent_delay, ccsr_sec_t *sec)
>>>>>>    {
>>>>>> -     ccsr_sec_t __iomem *sec = (ccsr_sec_t __iomem
>> *)SEC_ADDR(sec_idx);
>>>>>>        struct rng4tst __iomem *rng =
>>>>>>                        (struct rng4tst __iomem *)&sec->rng;
>>>>>>        u32 val;
>>>>>> @@ -603,10 +614,9 @@ static void kick_trng(int ent_delay,
>>>>>> uint8_t
>>> sec_idx)
>>>>>>        sec_clrbits32(&rng->rtmctl, RTMCTL_PRGM);
>>>>>>    }
>>>>>>
>>>>>> -static int rng_init(uint8_t sec_idx)
>>>>>> +static int rng_init(uint8_t sec_idx, ccsr_sec_t *sec)
>>>>>>    {
>>>>>>        int ret, gen_sk, ent_delay = RTSDCTL_ENT_DLY_MIN;
>>>>>> -     ccsr_sec_t __iomem *sec = (ccsr_sec_t __iomem
>> *)SEC_ADDR(sec_idx);
>>>>>>        struct rng4tst __iomem *rng =
>>>>>>                        (struct rng4tst __iomem *)&sec->rng;
>>>>>>        u32 inst_handles;
>>>>>> @@ -624,7 +634,7 @@ static int rng_init(uint8_t sec_idx)
>>>>>>                 * the TRNG parameters.
>>>>>>                 */
>>>>>>                if (!inst_handles) {
>>>>>> -                     kick_trng(ent_delay, sec_idx);
>>>>>> +                     kick_trng(ent_delay, sec);
>>>>>>                        ent_delay += 400;
>>>>>>                }
>>>>>>                /*
>>>>>> @@ -634,7 +644,7 @@ static int rng_init(uint8_t sec_idx)
>>>>>>                 * interval, leading to a sucessful initialization of
>>>>>>                 * the RNG.
>>>>>>                 */
>>>>>> -             ret = instantiate_rng(sec_idx, gen_sk);
>>>>>> +             ret = instantiate_rng(sec_idx, sec, gen_sk);
>>>>>>        } while ((ret == -1) && (ent_delay < RTSDCTL_ENT_DLY_MAX));
>>>>>>        if (ret) {
>>>>>>                printf("SEC%u:  Failed to instantiate RNG\n",
>>>>>> sec_idx); @@ -646,13 +656,28 @@ static int rng_init(uint8_t
>>>>>> sec_idx)
>>>>>>
>>>>>>        return ret;
>>>>>>    }
>>>>>> -#endif
>>>>>> +
>>>>>>    int sec_init_idx(uint8_t sec_idx)
>>>>>>    {
>>>>>> -     ccsr_sec_t *sec = (void *)SEC_ADDR(sec_idx);
>>>>>> -     uint32_t mcr = sec_in32(&sec->mcfgr);
>>>>>>        int ret = 0;
>>>>>> -
>>>>>> +     struct caam_regs *caam;
>>>>>> +#if CONFIG_IS_ENABLED(DM)
>>>>>> +     if (!caam_dev) {
>>>>>> +             printf("caam_jr: caam not found\n");
>>>>>> +             return -1;
>>>>>> +     }
>>>>>> +     caam = dev_get_priv(caam_dev); #else
>>>>>> +     caam_st.sec = (void *)SEC_ADDR(sec_idx);
>>>>>> +     caam_st.regs = (struct jr_regs *)SEC_JR0_ADDR(sec_idx);
>>>>>> +     caam_st.jrid = 0;
>>>>>> +     caam = &caam_st;
>>>>>> +#endif
>>>>>> +     ccsr_sec_t *sec = caam->sec;
>>>>>> +     uint32_t mcr = sec_in32(&sec->mcfgr); #if
>>>>>> +defined(CONFIG_SPL_BUILD) && defined(CONFIG_IMX8M)
>>>>>> +     uint32_t jrdid_ms = 0;
>>>>>> +#endif
>>>>>>    #ifdef CONFIG_FSL_CORENET
>>>>>>        uint32_t liodnr;
>>>>>>        uint32_t liodn_ns;
>>>>>> @@ -682,6 +707,11 @@ int sec_init_idx(uint8_t sec_idx)
>>>>>>        mcr |= (1 << MCFGR_PS_SHIFT);
>>>>>>    #endif
>>>>>>        sec_out32(&sec->mcfgr, mcr);
>>>>>> +#if defined(CONFIG_SPL_BUILD) && defined(CONFIG_IMX8M)
>>>>>> +     jrdid_ms = JRDID_MS_TZ_OWN | JRDID_MS_PRIM_TZ |
>>>>> JRDID_MS_PRIM_DID;
>>>>>> +     sec_out32(&sec->jrliodnr[caam->jrid].ms, jrdid_ms); #endif
>>>>>> +     jr_reset();
>>>>>>
>>>>>>    #ifdef CONFIG_FSL_CORENET
>>>>>>    #ifdef CONFIG_SPL_BUILD
>>>>>> @@ -693,20 +723,19 @@ int sec_init_idx(uint8_t sec_idx)
>>>>>>        liodn_ns = CONFIG_SPL_JR0_LIODN_NS & JRNSLIODN_MASK;
>>>>>>        liodn_s = CONFIG_SPL_JR0_LIODN_S & JRSLIODN_MASK;
>>>>>>
>>>>>> -     liodnr = sec_in32(&sec->jrliodnr[0].ls) &
>>>>>> +     liodnr = sec_in32(&sec->jrliodnr[caam->jrid].ls) &
>>>>>>                 ~(JRNSLIODN_MASK | JRSLIODN_MASK);
>>>>>>        liodnr = liodnr |
>>>>>>                 (liodn_ns << JRNSLIODN_SHIFT) |
>>>>>>                 (liodn_s << JRSLIODN_SHIFT);
>>>>>> -     sec_out32(&sec->jrliodnr[0].ls, liodnr);
>>>>>> +     sec_out32(&sec->jrliodnr[caam->jrid].ls, liodnr);
>>>>>>    #else
>>>>>> -     liodnr = sec_in32(&sec->jrliodnr[0].ls);
>>>>>> +     liodnr = sec_in32(&sec->jrliodnr[caam->jrid].ls);
>>>>>>        liodn_ns = (liodnr & JRNSLIODN_MASK) >> JRNSLIODN_SHIFT;
>>>>>>        liodn_s = (liodnr & JRSLIODN_MASK) >> JRSLIODN_SHIFT;
>>>>>>    #endif
>>>>>>    #endif
>>>>>> -
>>>>>> -     ret = jr_init(sec_idx);
>>>>>> +     ret = jr_init(sec_idx, caam);
>>>>>>        if (ret < 0) {
>>>>>>                printf("SEC%u:  initialization failed\n", sec_idx);
>>>>>>                return -1;
>>>>>> @@ -719,9 +748,9 @@ int sec_init_idx(uint8_t sec_idx)
>>>>>>
>>>>>>        pamu_enable();
>>>>>>    #endif
>>>>>> -#ifndef CONFIG_SPL_BUILD
>>>>>> -     if (get_rng_vid(sec_idx) >= 4) {
>>>>>> -             if (rng_init(sec_idx) < 0) {
>>>>>> +
>>>>>> +     if (get_rng_vid(caam->sec) >= 4) {
>>>>>> +             if (rng_init(sec_idx, caam->sec) < 0) {
>>>>>>                        printf("SEC%u:  RNG instantiation failed\n", sec_idx);
>>>>>>                        return -1;
>>>>>>                }
>>>>>> @@ -735,7 +764,6 @@ int sec_init_idx(uint8_t sec_idx)
>>>>>>
>>>>>>                printf("SEC%u:  RNG instantiated\n", sec_idx);
>>>>>>        }
>>>>>> -#endif
>>>>>>        return ret;
>>>>>>    }
>>>>>>
>>>>>> @@ -743,3 +771,76 @@ int sec_init(void)
>>>>>>    {
>>>>>>        return sec_init_idx(0);
>>>>>>    }
>>>>>> +
>>>>>> +#if CONFIG_IS_ENABLED(DM)
>>>>>> +static int caam_jr_ioctl(struct udevice *dev, unsigned long
>>>>>> +request, void *buf) {
>>>>>> +     if (request != CAAM_JR_RUN_DESC)
>>>>>> +             return -ENOSYS;
>>>>>> +
>>>>>> +     return run_descriptor_jr(buf); }
>>>>>> +
>>>>>> +static int caam_jr_probe(struct udevice *dev) {
>>>>>> +     struct caam_regs *caam = dev_get_priv(dev);
>>>>>> +     fdt_addr_t addr;
>>>>>> +     ofnode node;
>>>>>> +     unsigned int jr_node = 0;
>>>>>> +
>>>>>> +     caam_dev = dev;
>>>>>> +
>>>>>> +     addr = dev_read_addr(dev);
>>>>>> +     if (addr == FDT_ADDR_T_NONE) {
>>>>>> +             printf("caam_jr: crypto not found\n");
>>>>>> +             return -EINVAL;
>>>>>> +     }
>>>>>> +     caam->sec = (ccsr_sec_t *)(uintptr_t)addr;
>>>>>> +     caam->regs = (struct jr_regs *)caam->sec;
>>>>>> +
>>>>>> +     /* Check for enabled job ring node */
>>>>>> +     ofnode_for_each_subnode(node, dev_ofnode(dev)) {
>>>>>> +             if (!ofnode_is_available(node))
>>>>>> +                     continue;
>>>>>> +
>>>>>> +             jr_node = ofnode_read_u32_default(node, "reg", -1);
>>>>>> +             if (jr_node > 0) {
>>>>>> +                     caam->regs = (struct jr_regs *)((ulong)caam->sec + jr_node);
>>>>>> +                     while (!(jr_node & 0x0F))
>>>>>> +                             jr_node = jr_node >> 4;
>>>>>> +
>>>>>> +                     caam->jrid = jr_node - 1;
>>>>>> +                     break;
>>>>>> +             }
>>>>>> +     }
>>>>>> +
>>>>>> +     if (sec_init())
>>>>>> +             printf("\nsec_init failed!\n");
>>>>>> +
>>>>>> +     return 0;
>>>>>> +}
>>>>>> +
>>>>>> +static int caam_jr_bind(struct udevice *dev) {
>>>>>> +     return 0;
>>>>>> +}
>>>>>> +
>>>>>> +static const struct misc_ops caam_jr_ops = {
>>>>>> +     .ioctl = caam_jr_ioctl,
>>>>>> +};
>>>>>> +
>>>>>> +static const struct udevice_id caam_jr_match[] = {
>>>>>> +     { .compatible = "fsl,sec-v4.0" },
>>>>>> +     { }
>>>>>> +};
>>>>>> +
>>>>>> +U_BOOT_DRIVER(caam_jr) = {
>>>>>> +     .name           = "caam_jr",
>>>>>> +     .id             = UCLASS_MISC,
>>>>>> +     .of_match       = caam_jr_match,
>>>>>> +     .ops            = &caam_jr_ops,
>>>>>> +     .bind           = caam_jr_bind,
>>>>>> +     .probe          = caam_jr_probe,
>>>>>> +     .priv_auto      = sizeof(struct caam_regs),
>>>>>> +};
>>>>>> +#endif
>>>>>> diff --git a/drivers/crypto/fsl/jr.h b/drivers/crypto/fsl/jr.h
>>>>>> index 1047aa772c..3eb7be79da 100644
>>>>>> --- a/drivers/crypto/fsl/jr.h
>>>>>> +++ b/drivers/crypto/fsl/jr.h
>>>>>> @@ -1,6 +1,7 @@
>>>>>>    /* SPDX-License-Identifier: GPL-2.0+ */
>>>>>>    /*
>>>>>>     * Copyright 2008-2014 Freescale Semiconductor, Inc.
>>>>>> + * Copyright 2021 NXP
>>>>>>     *
>>>>>>     */
>>>>>>
>>>>>> @@ -8,7 +9,9 @@
>>>>>>    #define __JR_H
>>>>>>
>>>>>>    #include <linux/compiler.h>
>>>>>> +#include "fsl_sec.h"
>>>>>>    #include "type.h"
>>>>>> +#include <misc.h>
>>>>>>
>>>>>>    #define JR_SIZE 4
>>>>>>    /* Timeout currently defined as 10 sec */ @@ -35,12 +38,21 @@
>>>>>>    #define JRSLIODN_SHIFT              0
>>>>>>    #define JRSLIODN_MASK               0x00000fff
>>>>>>
>>>>>> -#define JQ_DEQ_ERR           -1
>>>>>> -#define JQ_DEQ_TO_ERR                -2
>>>>>> -#define JQ_ENQ_ERR           -3
>>>>>> +#define JRDID_MS_PRIM_DID    BIT(0)
>>>>>> +#define JRDID_MS_PRIM_TZ     BIT(4)
>>>>>> +#define JRDID_MS_TZ_OWN              BIT(15)
>>>>>> +
>>>>>> +#define JQ_DEQ_ERR           (-1)
>>>>>> +#define JQ_DEQ_TO_ERR                (-2)
>>>>>> +#define JQ_ENQ_ERR           (-3)
>>>>>>
>>>>>>    #define RNG4_MAX_HANDLES    2
>>>>>>
>>>>>> +enum {
>>>>>> +     /* Run caam jobring descriptor(in buf) */
>>>>>> +     CAAM_JR_RUN_DESC,
>>>>>> +};
>>>>>> +
>>>>>>    struct op_ring {
>>>>>>        caam_dma_addr_t desc;
>>>>>>        uint32_t status;
>>>>>> @@ -102,6 +114,19 @@ struct result {
>>>>>>        uint32_t status;
>>>>>>    };
>>>>>>
>>>>>> +/*
>>>>>> + * struct caam_regs - CAAM initialization register interface
>>>>>> + *
>>>>>> + * Interface to caam memory map, jobring register, jobring storage.
>>>>>> + */
>>>>>> +struct caam_regs {
>>>>>> +     ccsr_sec_t *sec;        /*caam initialization registers*/
>>>>>> +     struct jr_regs *regs;   /*jobring configuration registers*/
>>>>>> +     u8 jrid;                /*id to identify a jobring*/
>>>>>> +     /*Private sub-storage for a single JobR*/
>>>>>> +     struct jobring jr[CONFIG_SYS_FSL_MAX_NUM_OF_SEC];
>>>>>> +};
>>>>>> +
>>>>>>    void caam_jr_strstatus(u32 status);
>>>>>>    int run_descriptor_jr(uint32_t *desc);
>>>>>>
>>>>>
>>>>> --
>>>>>
>>>>
>>>
>> =================================================================
>>>>> ====
>>>>> DENX Software Engineering GmbH,      Managing Director: Wolfgang Denk
>>>>> HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell,
>>>>> Germany
>>>>> Phone: +49-8142-66989-53 Fax: +49-8142-66989-80 Email:
>>>>> sbabic at denx.de
>>>>>
>>>>
>>>
>> =================================================================
>>>>> ====


-- 
=====================================================================
DENX Software Engineering GmbH,      Managing Director: Wolfgang Denk
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
Phone: +49-8142-66989-53 Fax: +49-8142-66989-80 Email: sbabic at denx.de
=====================================================================


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