diff options
author | Jakub Kicinski <kuba@kernel.org> | 2023-03-31 00:43:03 +0300 |
---|---|---|
committer | Jakub Kicinski <kuba@kernel.org> | 2023-03-31 00:43:03 +0300 |
commit | 79548b7984e4c606c6caaad72a0864a83855ebc9 (patch) | |
tree | 05e1be823acbae8bbcd155a706eb9e4f84eee047 /drivers/mtd/nand/raw/nandsim.c | |
parent | da617cd8d90608582eb8d0b58026f31f1a9bfb1d (diff) | |
parent | b2bc47e9b2011a183f9d3d3454a294a938082fb9 (diff) | |
download | linux-79548b7984e4c606c6caaad72a0864a83855ebc9.tar.xz |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Conflicts:
drivers/net/ethernet/mediatek/mtk_ppe.c
3fbe4d8c0e53 ("net: ethernet: mtk_eth_soc: ppe: add support for flow accounting")
924531326e2d ("net: ethernet: mtk_eth_soc: add missing ppe cache flush when deleting a flow")
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/mtd/nand/raw/nandsim.c')
-rw-r--r-- | drivers/mtd/nand/raw/nandsim.c | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/drivers/mtd/nand/raw/nandsim.c b/drivers/mtd/nand/raw/nandsim.c index c21abf748948..179b28459b4b 100644 --- a/drivers/mtd/nand/raw/nandsim.c +++ b/drivers/mtd/nand/raw/nandsim.c @@ -2160,8 +2160,23 @@ static int ns_exec_op(struct nand_chip *chip, const struct nand_operation *op, const struct nand_op_instr *instr = NULL; struct nandsim *ns = nand_get_controller_data(chip); - if (check_only) + if (check_only) { + /* The current implementation of nandsim needs to know the + * ongoing operation when performing the address cycles. This + * means it cannot make the difference between a regular read + * and a continuous read. Hence, this hack to manually refuse + * supporting sequential cached operations. + */ + for (op_id = 0; op_id < op->ninstrs; op_id++) { + instr = &op->instrs[op_id]; + if (instr->type == NAND_OP_CMD_INSTR && + (instr->ctx.cmd.opcode == NAND_CMD_READCACHEEND || + instr->ctx.cmd.opcode == NAND_CMD_READCACHESEQ)) + return -EOPNOTSUPP; + } + return 0; + } ns->lines.ce = 1; |