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hwrng: octeon - Fix sparse warnings

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This patch fixes a bunch of sparse warnings by adding __force tags
when casting __iomem poitners to u64.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Herbert Xu 2020-06-29 18:04:07 +10:00
parent e05231a53b
commit 74da405803
1 changed files with 3 additions and 3 deletions
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6
drivers/char/hw_random/octeon-rng.c
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@ -33,7 +33,7 @@ static int octeon_rng_init(struct hwrng *rng)
ctl.u64 = 0;
ctl.s.ent_en = 1; /* Enable the entropy source. */
ctl.s.rng_en = 1; /* Enable the RNG hardware. */
cvmx_write_csr((u64)p->control_status, ctl.u64);
cvmx_write_csr((__force u64)p->control_status, ctl.u64);
return 0;
}
@ -44,14 +44,14 @@ static void octeon_rng_cleanup(struct hwrng *rng)
ctl.u64 = 0;
/* Disable everything. */
cvmx_write_csr((u64)p->control_status, ctl.u64);
cvmx_write_csr((__force u64)p->control_status, ctl.u64);
}
static int octeon_rng_data_read(struct hwrng *rng, u32 *data)
{
struct octeon_rng *p = container_of(rng, struct octeon_rng, ops);
*data = cvmx_read64_uint32((u64)p->result);
*data = cvmx_read64_uint32((__force u64)p->result);
return sizeof(u32);
}