diff options
| author | Horia GeantA <horia.geanta@nxp.com> | 2023-04-05 12:07:51 +0300 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2023-04-14 13:59:34 +0300 |
| commit | ae1dd17daeb8193b1ea3665c89ade63cf7385182 (patch) | |
| tree | e5d9440da08be02ba06f81695d5c28855a803302 /drivers/crypto/caam/caamrng.c | |
| parent | 6699e1431e1567d1bae9cdccb4a849ca029eb861 (diff) | |
| download | linux-ae1dd17daeb8193b1ea3665c89ade63cf7385182.tar.xz | |
crypto: caam - reduce page 0 regs access to minimum
Use job ring register map, in place of controller register map
to access page 0 registers, as access to the controller register
map is not permitted.
Signed-off-by: Horia GeantA <horia.geanta@nxp.com>
Signed-off-by: Gaurav Jain <gaurav.jain@nxp.com>
Signed-off-by: Meenakshi Aggarwal <meenakshi.aggarwal@nxp.com>
Reviewed-by: Varun Sethi <v.sethi@nxp.com>
Reviewed-by: Gaurav Jain <gaurav.jain@nxp.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto/caam/caamrng.c')
| -rw-r--r-- | drivers/crypto/caam/caamrng.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/crypto/caam/caamrng.c b/drivers/crypto/caam/caamrng.c index 1fd8ff965006..50eb55da45c2 100644 --- a/drivers/crypto/caam/caamrng.c +++ b/drivers/crypto/caam/caamrng.c @@ -3,7 +3,7 @@ * caam - Freescale FSL CAAM support for hw_random * * Copyright 2011 Freescale Semiconductor, Inc. - * Copyright 2018-2019 NXP + * Copyright 2018-2019, 2023 NXP * * Based on caamalg.c crypto API driver. * @@ -227,10 +227,10 @@ int caam_rng_init(struct device *ctrldev) /* Check for an instantiated RNG before registration */ if (priv->era < 10) - rng_inst = (rd_reg32(&priv->ctrl->perfmon.cha_num_ls) & + rng_inst = (rd_reg32(&priv->jr[0]->perfmon.cha_num_ls) & CHA_ID_LS_RNG_MASK) >> CHA_ID_LS_RNG_SHIFT; else - rng_inst = rd_reg32(&priv->ctrl->vreg.rng) & CHA_VER_NUM_MASK; + rng_inst = rd_reg32(&priv->jr[0]->vreg.rng) & CHA_VER_NUM_MASK; if (!rng_inst) return 0; |