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author | Rob Herring <robh@kernel.org> | 2014-01-17 16:01:27 -0600 |
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committer | Rob Herring <robh@kernel.org> | 2014-01-17 16:01:27 -0600 |
commit | 361128fcbf30f590a05c8e8789155364f37367db (patch) | |
tree | 7f7973599e286dfd48ea724a5b7fb4bca76b294e /drivers/base/regmap/regmap-mmio.c | |
parent | e2897d7e0b0460dca91b52d55ce41c888363502d (diff) | |
parent | 482c43419fc204b4b658fa4acb80cd502e5fcbac (diff) | |
download | linux-361128fcbf30f590a05c8e8789155364f37367db.tar.bz2 |
Merge remote-tracking branch 'grant/devicetree/next' into for-3.14
Diffstat (limited to 'drivers/base/regmap/regmap-mmio.c')
-rw-r--r-- | drivers/base/regmap/regmap-mmio.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/drivers/base/regmap/regmap-mmio.c b/drivers/base/regmap/regmap-mmio.c index 98745dd77e8c..81f977510775 100644 --- a/drivers/base/regmap/regmap-mmio.c +++ b/drivers/base/regmap/regmap-mmio.c @@ -40,7 +40,7 @@ static int regmap_mmio_gather_write(void *context, BUG_ON(reg_size != 4); - if (ctx->clk) { + if (!IS_ERR(ctx->clk)) { ret = clk_enable(ctx->clk); if (ret < 0) return ret; @@ -73,7 +73,7 @@ static int regmap_mmio_gather_write(void *context, offset += ctx->val_bytes; } - if (ctx->clk) + if (!IS_ERR(ctx->clk)) clk_disable(ctx->clk); return 0; @@ -96,7 +96,7 @@ static int regmap_mmio_read(void *context, BUG_ON(reg_size != 4); - if (ctx->clk) { + if (!IS_ERR(ctx->clk)) { ret = clk_enable(ctx->clk); if (ret < 0) return ret; @@ -129,7 +129,7 @@ static int regmap_mmio_read(void *context, offset += ctx->val_bytes; } - if (ctx->clk) + if (!IS_ERR(ctx->clk)) clk_disable(ctx->clk); return 0; @@ -139,7 +139,7 @@ static void regmap_mmio_free_context(void *context) { struct regmap_mmio_context *ctx = context; - if (ctx->clk) { + if (!IS_ERR(ctx->clk)) { clk_unprepare(ctx->clk); clk_put(ctx->clk); } @@ -209,6 +209,7 @@ static struct regmap_mmio_context *regmap_mmio_gen_context(struct device *dev, ctx->regs = regs; ctx->val_bytes = config->val_bits / 8; + ctx->clk = ERR_PTR(-ENODEV); if (clk_id == NULL) return ctx; |