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| author |   Baolin Wang <baolin.wang@linaro.org> | 2019-10-29 11:42:32 +0000 |
|---|---|---|
| committer |   Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-11-05 18:35:28 +0100 |
| commit | 1e6d8e5f44414de1bb6d11b7ff69e8385b5007d0 (patch) | |
| tree | 34a15e6fac67e6a2b2f931db15f22e825575a034 /drivers/nvmem | |
| parent | nvmem: core: fix nvmem_cell_write inline function (diff) | |
| download | linux-dev-1e6d8e5f44414de1bb6d11b7ff69e8385b5007d0.tar.xz linux-dev-1e6d8e5f44414de1bb6d11b7ff69e8385b5007d0.zip | |
nvmem: sc27xx: Change to use devm_hwspin_lock_request_specific() to request one hwlock
Change to use devm_hwspin_lock_request_specific() to help to simplify the
cleanup code for drivers requesting one hwlock. Thus we can remove the
redundant sc27xx_efuse_remove() and platform_set_drvdata().
Signed-off-by: Baolin Wang <baolin.wang@linaro.org>
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Link: https://lore.kernel.org/r/20191029114240.14905-3-srinivas.kandagatla@linaro.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/nvmem')
| -rw-r--r-- | drivers/nvmem/sc27xx-efuse.c | 13 |
1 files changed, 1 insertions, 12 deletions
diff --git a/drivers/nvmem/sc27xx-efuse.c b/drivers/nvmem/sc27xx-efuse.c index c6ee21018d80..ab5e7e0bc3d8 100644 --- a/drivers/nvmem/sc27xx-efuse.c +++ b/drivers/nvmem/sc27xx-efuse.c @@ -211,7 +211,7 @@ static int sc27xx_efuse_probe(struct platform_device *pdev) return ret; } - efuse->hwlock = hwspin_lock_request_specific(ret); + efuse->hwlock = devm_hwspin_lock_request_specific(&pdev->dev, ret); if (!efuse->hwlock) { dev_err(&pdev->dev, "failed to request hwspinlock\n"); return -ENXIO; @@ -219,7 +219,6 @@ static int sc27xx_efuse_probe(struct platform_device *pdev) mutex_init(&efuse->mutex); efuse->dev = &pdev->dev; - platform_set_drvdata(pdev, efuse); econfig.stride = 1; econfig.word_size = 1; @@ -232,21 +231,12 @@ static int sc27xx_efuse_probe(struct platform_device *pdev) nvmem = devm_nvmem_register(&pdev->dev, &econfig); if (IS_ERR(nvmem)) { dev_err(&pdev->dev, "failed to register nvmem config\n"); - hwspin_lock_free(efuse->hwlock); return PTR_ERR(nvmem); } return 0; } -static int sc27xx_efuse_remove(struct platform_device *pdev) -{ - struct sc27xx_efuse *efuse = platform_get_drvdata(pdev); - - hwspin_lock_free(efuse->hwlock); - return 0; -} - static const struct of_device_id sc27xx_efuse_of_match[] = { { .compatible = "sprd,sc2731-efuse" }, { } @@ -254,7 +244,6 @@ static const struct of_device_id sc27xx_efuse_of_match[] = { static struct platform_driver sc27xx_efuse_driver = { .probe = sc27xx_efuse_probe, - .remove = sc27xx_efuse_remove, .driver = { .name = "sc27xx-efuse", .of_match_table = sc27xx_efuse_of_match, |