diff options
Diffstat (limited to 'drivers/media/cec/core')
| -rw-r--r-- | drivers/media/cec/core/cec-notifier.c | 33 | ||||
| -rw-r--r-- | drivers/media/cec/core/cec-pin-error-inj.c | 2 |
2 files changed, 23 insertions, 12 deletions
diff --git a/drivers/media/cec/core/cec-notifier.c b/drivers/media/cec/core/cec-notifier.c index 95f363bb1d19..389dc664b211 100644 --- a/drivers/media/cec/core/cec-notifier.c +++ b/drivers/media/cec/core/cec-notifier.c @@ -9,6 +9,7 @@ #include <linux/export.h> #include <linux/string.h> #include <linux/slab.h> +#include <linux/i2c.h> #include <linux/list.h> #include <linux/kref.h> #include <linux/of_platform.h> @@ -221,19 +222,29 @@ struct device *cec_notifier_parse_hdmi_phandle(struct device *dev) dev_err(dev, "Failed to find HDMI node in device tree\n"); return ERR_PTR(-ENODEV); } + hdmi_pdev = of_find_device_by_node(np); - of_node_put(np); - if (hdmi_pdev) { + if (hdmi_pdev) hdmi_dev = &hdmi_pdev->dev; - /* - * Note that the device struct is only used as a key into the - * cec_notifiers list, it is never actually accessed. - * So we decrement the reference here so we don't leak - * memory. - */ - put_device(hdmi_dev); - return hdmi_dev; +#if IS_REACHABLE(CONFIG_I2C) + if (!hdmi_dev) { + struct i2c_client *hdmi_client = of_find_i2c_device_by_node(np); + + if (hdmi_client) + hdmi_dev = &hdmi_client->dev; } - return ERR_PTR(-EPROBE_DEFER); +#endif + of_node_put(np); + if (!hdmi_dev) + return ERR_PTR(-EPROBE_DEFER); + + /* + * Note that the device struct is only used as a key into the + * cec_notifiers list, it is never actually accessed. + * So we decrement the reference here so we don't leak + * memory. + */ + put_device(hdmi_dev); + return hdmi_dev; } EXPORT_SYMBOL_GPL(cec_notifier_parse_hdmi_phandle); diff --git a/drivers/media/cec/core/cec-pin-error-inj.c b/drivers/media/cec/core/cec-pin-error-inj.c index c0088d3b8e3d..fc0968b9d40e 100644 --- a/drivers/media/cec/core/cec-pin-error-inj.c +++ b/drivers/media/cec/core/cec-pin-error-inj.c @@ -277,7 +277,7 @@ int cec_pin_error_inj_show(struct cec_adapter *adap, struct seq_file *sf) seq_puts(sf, "# <op>[,<mode>] rx-low-drive <bit> force a low-drive condition at this bit position\n"); seq_puts(sf, "# <op>[,<mode>] rx-add-byte add a spurious byte to the received CEC message\n"); seq_puts(sf, "# <op>[,<mode>] rx-remove-byte remove the last byte from the received CEC message\n"); - seq_puts(sf, "# <op>[,<mode>] rx-arb-lost <poll> generate a POLL message to trigger an arbitration lost\n"); + seq_puts(sf, "# any[,<mode>] rx-arb-lost [<poll>] generate a POLL message to trigger an arbitration lost\n"); seq_puts(sf, "#\n"); seq_puts(sf, "# TX error injection settings:\n"); seq_puts(sf, "# tx-ignore-nack-until-eom ignore early NACKs until EOM\n"); |