diff options
| author | Yue Hu <huyue2@yulong.com> | 2021-02-15 09:51:16 +0800 |
|---|---|---|
| committer | Ulf Hansson <ulf.hansson@linaro.org> | 2021-03-30 11:41:58 +0200 |
| commit | b53f0bee7e7ef83ab9496e267a639c2d954c9548 (patch) | |
| tree | a3e43815fcda5fef21a47bfa39004c390ba88e8c /drivers/mmc | |
| parent | 6bfe4f749e098b441eec19c0a789415a7cf35065 (diff) | |
mmc: core: Reduce code duplication to mmc_spi_send_{csd|cid}
mmc_spi_send_{csd|cid} have similar function body. Let's remove the
duplicated part to simplify the code, just add opcode to distinguish
them in changed mmc_spi_send_cxd().
Signed-off-by: Yue Hu <huyue2@yulong.com>
Link: https://lore.kernel.org/r/20210215015116.1355-1-zbestahu@gmail.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Diffstat (limited to 'drivers/mmc')
| -rw-r--r-- | drivers/mmc/core/mmc_ops.c | 39 |
1 files changed, 9 insertions, 30 deletions
diff --git a/drivers/mmc/core/mmc_ops.c b/drivers/mmc/core/mmc_ops.c index 265d95ec82ce..f413474f0f80 100644 --- a/drivers/mmc/core/mmc_ops.c +++ b/drivers/mmc/core/mmc_ops.c @@ -296,61 +296,40 @@ mmc_send_cxd_data(struct mmc_card *card, struct mmc_host *host, return 0; } -static int mmc_spi_send_csd(struct mmc_host *host, u32 *csd) +static int mmc_spi_send_cxd(struct mmc_host *host, u32 *cxd, u32 opcode) { int ret, i; - __be32 *csd_tmp; + __be32 *cxd_tmp; - csd_tmp = kzalloc(16, GFP_KERNEL); - if (!csd_tmp) + cxd_tmp = kzalloc(16, GFP_KERNEL); + if (!cxd_tmp) return -ENOMEM; - ret = mmc_send_cxd_data(NULL, host, MMC_SEND_CSD, csd_tmp, 16); + ret = mmc_send_cxd_data(NULL, host, opcode, cxd_tmp, 16); if (ret) goto err; for (i = 0; i < 4; i++) - csd[i] = be32_to_cpu(csd_tmp[i]); + cxd[i] = be32_to_cpu(cxd_tmp[i]); err: - kfree(csd_tmp); + kfree(cxd_tmp); return ret; } int mmc_send_csd(struct mmc_card *card, u32 *csd) { if (mmc_host_is_spi(card->host)) - return mmc_spi_send_csd(card->host, csd); + return mmc_spi_send_cxd(card->host, csd, MMC_SEND_CSD); return mmc_send_cxd_native(card->host, card->rca << 16, csd, MMC_SEND_CSD); } -static int mmc_spi_send_cid(struct mmc_host *host, u32 *cid) -{ - int ret, i; - __be32 *cid_tmp; - - cid_tmp = kzalloc(16, GFP_KERNEL); - if (!cid_tmp) - return -ENOMEM; - - ret = mmc_send_cxd_data(NULL, host, MMC_SEND_CID, cid_tmp, 16); - if (ret) - goto err; - - for (i = 0; i < 4; i++) - cid[i] = be32_to_cpu(cid_tmp[i]); - -err: - kfree(cid_tmp); - return ret; -} - int mmc_send_cid(struct mmc_host *host, u32 *cid) { if (mmc_host_is_spi(host)) - return mmc_spi_send_cid(host, cid); + return mmc_spi_send_cxd(host, cid, MMC_SEND_CID); return mmc_send_cxd_native(host, 0, cid, MMC_ALL_SEND_CID); } |