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author | Sascha Hauer <s.hauer@pengutronix.de> | 2013-04-06 09:11:36 +0200 |
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committer | Sascha Hauer <s.hauer@pengutronix.de> | 2013-04-11 11:48:35 +0200 |
commit | fff0e0f741875f464b5b023f520a03df75193a76 (patch) | |
tree | af5317e5896d43f51e48b275334fa48ab05a8754 /drivers/mci/mci-core.c | |
parent | 7c6c61fe8e66701263ee0b25056e65abcf3843d6 (diff) | |
download | barebox-fff0e0f741875f464b5b023f520a03df75193a76.tar.gz barebox-fff0e0f741875f464b5b023f520a03df75193a76.tar.xz |
mci: Use dev_add_param_int for probe parameter
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'drivers/mci/mci-core.c')
-rw-r--r-- | drivers/mci/mci-core.c | 38 |
1 files changed, 10 insertions, 28 deletions
diff --git a/drivers/mci/mci-core.c b/drivers/mci/mci-core.c index c8598c2dcc..059e635659 100644 --- a/drivers/mci/mci-core.c +++ b/drivers/mci/mci-core.c @@ -34,6 +34,7 @@ #include <asm/byteorder.h> #include <block.h> #include <disks.h> +#include <linux/err.h> #define MAX_BUFFER_NUMBER 0xffffffff @@ -1455,43 +1456,22 @@ on_error: * @param val "0" does nothing, a "1" will probe for a MCI card * @return 0 on success */ -static int mci_set_probe(struct device_d *mci_dev, struct param_d *param, - const char *val) +static int mci_set_probe(struct param_d *param, void *priv) { - struct mci *mci = mci_dev->priv; - int rc, probe; + struct mci *mci = priv; + int rc; rc = mci_check_if_already_initialized(mci); if (rc != 0) return 0; - probe = simple_strtoul(val, NULL, 0); - if (probe != 0) { + if (mci->probe) { rc = mci_card_probe(mci); if (rc != 0) return rc; } - return dev_param_set_generic(mci_dev, param, val); -} - -/** - * Add parameter to the MCI device on demand - * @param mci_dev MCI device instance - * @return 0 on success - * - * This parameter is only available (or usefull) if MCI card probing is delayed - */ -static int add_mci_parameter(struct device_d *mci_dev) -{ - int rc; - - /* provide a 'probing right now' parameter for the user */ - rc = dev_add_param(mci_dev, "probe", mci_set_probe, NULL, 0); - if (rc != 0) - return rc; - - return dev_set_param(mci_dev, "probe", "0"); + return 0; } /** @@ -1514,8 +1494,10 @@ static int mci_probe(struct device_d *mci_dev) dev_info(mci->host->hw_dev, "registered as %s\n", dev_name(mci_dev)); - rc = add_mci_parameter(mci_dev); - if (rc != 0) { + mci->param_probe = dev_add_param_int(mci_dev, "probe", + mci_set_probe, NULL, &mci->probe, "%d", mci); + + if (IS_ERR(mci->param_probe)) { dev_dbg(mci->mci_dev, "Failed to add 'probe' parameter to the MCI device\n"); goto on_error; } |