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| author | Simon Glass <sjg@chromium.org> | 2021-01-21 13:57:11 -0700 |
|---|---|---|
| committer | Simon Glass <sjg@chromium.org> | 2021-01-30 14:25:41 -0700 |
| commit | 5c5992cb90cf9ca4d51e38d9a95a13c293904df5 (patch) | |
| tree | 359f3e01a710df208a34fb25a330330ec2936610 /drivers | |
| parent | ef79ef21a85272f52be58089a96bc1299aa04458 (diff) | |
| download | u-boot-5c5992cb90cf9ca4d51e38d9a95a13c293904df5.zip u-boot-5c5992cb90cf9ca4d51e38d9a95a13c293904df5.tar.gz u-boot-5c5992cb90cf9ca4d51e38d9a95a13c293904df5.tar.bz2 | |
clk: Add debugging for return values
Use the log_msg_ret() mechanism to get error-return information when
clocks fail to probe, etc.
Signed-off-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/clk/clk-uclass.c | 16 |
1 files changed, 11 insertions, 5 deletions
diff --git a/drivers/clk/clk-uclass.c b/drivers/clk/clk-uclass.c index b750567..d5c4e3c 100644 --- a/drivers/clk/clk-uclass.c +++ b/drivers/clk/clk-uclass.c @@ -83,7 +83,7 @@ static int clk_get_by_index_tail(int ret, ofnode node, if (ret) { debug("%s: uclass_get_device_by_of_offset failed: err=%d\n", __func__, ret); - return ret; + return log_msg_ret("get", ret); } clk->dev = dev_clk; @@ -96,14 +96,15 @@ static int clk_get_by_index_tail(int ret, ofnode node, ret = clk_of_xlate_default(clk, args); if (ret) { debug("of_xlate() failed: %d\n", ret); - return ret; + return log_msg_ret("xlate", ret); } return clk_request(dev_clk, clk); err: debug("%s: Node '%s', property '%s', failed to request CLK index %d: %d\n", __func__, ofnode_get_name(node), list_name, index, ret); - return ret; + + return log_msg_ret("prop", ret); } static int clk_get_by_indexed_prop(struct udevice *dev, const char *prop_name, @@ -122,7 +123,7 @@ static int clk_get_by_indexed_prop(struct udevice *dev, const char *prop_name, if (ret) { debug("%s: fdtdec_parse_phandle_with_args failed: err=%d\n", __func__, ret); - return ret; + return log_ret(ret); } @@ -470,6 +471,7 @@ int clk_free(struct clk *clk) ulong clk_get_rate(struct clk *clk) { const struct clk_ops *ops; + int ret; debug("%s(clk=%p)\n", __func__, clk); if (!clk_valid(clk)) @@ -479,7 +481,11 @@ ulong clk_get_rate(struct clk *clk) if (!ops->get_rate) return -ENOSYS; - return ops->get_rate(clk); + ret = ops->get_rate(clk); + if (ret) + return log_ret(ret); + + return 0; } struct clk *clk_get_parent(struct clk *clk) |