From 2e803407400efe592e5294993a5b1e8251f6dd49 Mon Sep 17 00:00:00 2001 From: Ben Hutchings Date: Wed, 3 Feb 2010 09:31:01 +0000 Subject: [PATCH] sfc: Implement NVRAM selftest for SFC9000 family Signed-off-by: Ben Hutchings Signed-off-by: David S. Miller --- drivers/net/sfc/mcdi.c | 46 +++++++++++++++++++++++++++++++++++++++++ drivers/net/sfc/mcdi.h | 1 + drivers/net/sfc/siena.c | 1 + 3 files changed, 48 insertions(+) diff --git a/drivers/net/sfc/mcdi.c b/drivers/net/sfc/mcdi.c index e9f0e5ee4519..86610db2cff5 100644 --- a/drivers/net/sfc/mcdi.c +++ b/drivers/net/sfc/mcdi.c @@ -896,6 +896,52 @@ fail: return rc; } +static int efx_mcdi_nvram_test(struct efx_nic *efx, unsigned int type) +{ + u8 inbuf[MC_CMD_NVRAM_TEST_IN_LEN]; + u8 outbuf[MC_CMD_NVRAM_TEST_OUT_LEN]; + int rc; + + MCDI_SET_DWORD(inbuf, NVRAM_TEST_IN_TYPE, type); + + rc = efx_mcdi_rpc(efx, MC_CMD_NVRAM_TEST, inbuf, sizeof(inbuf), + outbuf, sizeof(outbuf), NULL); + if (rc) + return rc; + + switch (MCDI_DWORD(outbuf, NVRAM_TEST_OUT_RESULT)) { + case MC_CMD_NVRAM_TEST_PASS: + case MC_CMD_NVRAM_TEST_NOTSUPP: + return 0; + default: + return -EIO; + } +} + +int efx_mcdi_nvram_test_all(struct efx_nic *efx) +{ + u32 nvram_types; + unsigned int type; + int rc; + + rc = efx_mcdi_nvram_types(efx, &nvram_types); + if (rc) + return rc; + + type = 0; + while (nvram_types != 0) { + if (nvram_types & 1) { + rc = efx_mcdi_nvram_test(efx, type); + if (rc) + return rc; + } + type++; + nvram_types >>= 1; + } + + return 0; +} + static int efx_mcdi_read_assertion(struct efx_nic *efx) { u8 inbuf[MC_CMD_GET_ASSERTS_IN_LEN]; diff --git a/drivers/net/sfc/mcdi.h b/drivers/net/sfc/mcdi.h index 10ce98f4c0fb..f1f89ad4075a 100644 --- a/drivers/net/sfc/mcdi.h +++ b/drivers/net/sfc/mcdi.h @@ -116,6 +116,7 @@ extern int efx_mcdi_nvram_erase(struct efx_nic *efx, unsigned int type, loff_t offset, size_t length); extern int efx_mcdi_nvram_update_finish(struct efx_nic *efx, unsigned int type); +extern int efx_mcdi_nvram_test_all(struct efx_nic *efx); extern int efx_mcdi_handle_assertion(struct efx_nic *efx); extern void efx_mcdi_set_id_led(struct efx_nic *efx, enum efx_led_mode mode); extern int efx_mcdi_reset_port(struct efx_nic *efx); diff --git a/drivers/net/sfc/siena.c b/drivers/net/sfc/siena.c index f6a53895ff27..8e1311284718 100644 --- a/drivers/net/sfc/siena.c +++ b/drivers/net/sfc/siena.c @@ -583,6 +583,7 @@ struct efx_nic_type siena_a0_nic_type = { .set_wol = siena_set_wol, .resume_wol = siena_init_wol, .test_registers = siena_test_registers, + .test_nvram = efx_mcdi_nvram_test_all, .default_mac_ops = &efx_mcdi_mac_operations, .revision = EFX_REV_SIENA_A0, -- 2.20.1