sfc: Use fixed-size buffers for MCDI NVRAM requests

[net-next-2.6.git] / drivers / net / sfc / mtd.c

diff --git a/drivers/net/sfc/mtd.c b/drivers/net/sfc/mtd.c
index 3a464529a46bd64c6e8548b6c6ac6dab29976576..407bbaddfea6e88a95fcd5a869f6715aae4511a5 100644 (file)
--- 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)