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net: ipa: metadata_mask register is RX only

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The INIT_HDR_METADATA_MASK endpoint configuration register is only
valid for RX endpoints.  Rather than writing a zero to that register
for TX endpoints, avoid writing the register at all.

Signed-off-by: Alex Elder <elder@linaro.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Alex Elder
2020-06-30 08:33:01 -05:00
committed by David S. Miller
parent f8d34dfdf3
commit 9b63f09378
1 changed files with 2 additions and 2 deletions
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4
drivers/net/ipa/ipa_endpoint.c
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@@ -530,7 +530,7 @@ static void ipa_endpoint_init_hdr_metadata_mask(struct ipa_endpoint *endpoint)
offset = IPA_REG_ENDP_INIT_HDR_METADATA_MASK_N_OFFSET(endpoint_id);
/* Note that HDR_ENDIANNESS indicates big endian header fields */
if (!endpoint->toward_ipa && endpoint->data->qmap)
if (endpoint->data->qmap)
val = cpu_to_be32(IPA_ENDPOINT_QMAP_METADATA_MASK);
iowrite32(val, endpoint->ipa->reg_virt + offset);
@@ -1305,10 +1305,10 @@ static void ipa_endpoint_program(struct ipa_endpoint *endpoint)
(void)ipa_endpoint_program_suspend(endpoint, false);
ipa_endpoint_init_hdr_ext(endpoint);
ipa_endpoint_init_aggr(endpoint);
ipa_endpoint_init_hdr_metadata_mask(endpoint);
}
ipa_endpoint_init_cfg(endpoint);
ipa_endpoint_init_hdr(endpoint);
ipa_endpoint_init_hdr_metadata_mask(endpoint);
ipa_endpoint_init_mode(endpoint);
ipa_endpoint_status(endpoint);
}