diff options
| -rw-r--r-- | drivers/mtd/nand/spi/core.c | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/drivers/mtd/nand/spi/core.c b/drivers/mtd/nand/spi/core.c index 8af13c1c5110..da4713692674 100644 --- a/drivers/mtd/nand/spi/core.c +++ b/drivers/mtd/nand/spi/core.c @@ -1213,10 +1213,13 @@ spinand_select_op_variant(struct spinand_device *spinand, const struct spinand_op_variants *variants) { struct nand_device *nand = spinand_to_nand(spinand); + const struct spi_mem_op *best_variant = NULL; + u64 best_op_duration_ns = ULLONG_MAX; unsigned int i; for (i = 0; i < variants->nops; i++) { struct spi_mem_op op = variants->ops[i]; + u64 op_duration_ns = 0; unsigned int nbytes; int ret; @@ -1235,13 +1238,17 @@ spinand_select_op_variant(struct spinand_device *spinand, break; nbytes -= op.data.nbytes; + + op_duration_ns += spi_mem_calc_op_duration(&op); } - if (!nbytes) - return &variants->ops[i]; + if (!nbytes && op_duration_ns < best_op_duration_ns) { + best_op_duration_ns = op_duration_ns; + best_variant = &variants->ops[i]; + } } - return NULL; + return best_variant; } /** |