diff options
| -rw-r--r-- | drivers/net/sfc/mcdi.c | 7 | ||||
| -rw-r--r-- | drivers/net/sfc/mcdi.h | 1 | ||||
| -rw-r--r-- | drivers/net/sfc/mtd.c | 5 |
3 files changed, 7 insertions, 6 deletions
diff --git a/drivers/net/sfc/mcdi.c b/drivers/net/sfc/mcdi.c index 0d4eba7266ec..9f035b9f0350 100644 --- a/drivers/net/sfc/mcdi.c +++ b/drivers/net/sfc/mcdi.c @@ -804,7 +804,7 @@ int efx_mcdi_nvram_read(struct efx_nic *efx, unsigned int type, loff_t offset, u8 *buffer, size_t length) { u8 inbuf[MC_CMD_NVRAM_READ_IN_LEN]; - u8 outbuf[MC_CMD_NVRAM_READ_OUT_LEN(length)]; + u8 outbuf[MC_CMD_NVRAM_READ_OUT_LEN(EFX_MCDI_NVRAM_LEN_MAX)]; size_t outlen; int rc; @@ -828,7 +828,7 @@ fail: int efx_mcdi_nvram_write(struct efx_nic *efx, unsigned int type, loff_t offset, const u8 *buffer, size_t length) { - u8 inbuf[MC_CMD_NVRAM_WRITE_IN_LEN(length)]; + u8 inbuf[MC_CMD_NVRAM_WRITE_IN_LEN(EFX_MCDI_NVRAM_LEN_MAX)]; int rc; MCDI_SET_DWORD(inbuf, NVRAM_WRITE_IN_TYPE, type); @@ -838,7 +838,8 @@ int efx_mcdi_nvram_write(struct efx_nic *efx, unsigned int type, BUILD_BUG_ON(MC_CMD_NVRAM_WRITE_OUT_LEN != 0); - rc = efx_mcdi_rpc(efx, MC_CMD_NVRAM_WRITE, inbuf, sizeof(inbuf), + rc = efx_mcdi_rpc(efx, MC_CMD_NVRAM_WRITE, inbuf, + ALIGN(MC_CMD_NVRAM_WRITE_IN_LEN(length), 4), NULL, 0, NULL); if (rc) goto fail; diff --git a/drivers/net/sfc/mcdi.h b/drivers/net/sfc/mcdi.h index de916728c2e3..10ce98f4c0fb 100644 --- a/drivers/net/sfc/mcdi.h +++ b/drivers/net/sfc/mcdi.h @@ -111,6 +111,7 @@ extern int efx_mcdi_nvram_read(struct efx_nic *efx, unsigned int type, extern int efx_mcdi_nvram_write(struct efx_nic *efx, unsigned int type, loff_t offset, const u8 *buffer, size_t length); +#define EFX_MCDI_NVRAM_LEN_MAX 128 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, diff --git a/drivers/net/sfc/mtd.c b/drivers/net/sfc/mtd.c index 3a464529a46b..407bbaddfea6 100644 --- a/drivers/net/sfc/mtd.c +++ b/drivers/net/sfc/mtd.c @@ -23,7 +23,6 @@ #include "mcdi_pcol.h" #define EFX_SPI_VERIFY_BUF_LEN 16 -#define EFX_MCDI_CHUNK_LEN 128 struct efx_mtd_partition { struct mtd_info mtd; @@ -428,7 +427,7 @@ static int siena_mtd_read(struct mtd_info *mtd, loff_t start, int rc = 0; while (offset < end) { - chunk = min_t(size_t, end - offset, EFX_MCDI_CHUNK_LEN); + chunk = min_t(size_t, end - offset, EFX_MCDI_NVRAM_LEN_MAX); rc = efx_mcdi_nvram_read(efx, part->mcdi.nvram_type, offset, buffer, chunk); if (rc) @@ -491,7 +490,7 @@ static int siena_mtd_write(struct mtd_info *mtd, loff_t start, } while (offset < end) { - chunk = min_t(size_t, end - offset, EFX_MCDI_CHUNK_LEN); + chunk = min_t(size_t, end - offset, EFX_MCDI_NVRAM_LEN_MAX); rc = efx_mcdi_nvram_write(efx, part->mcdi.nvram_type, offset, buffer, chunk); if (rc) |