Update Linux to v5.4.2
Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/include/media/cec.h b/include/media/cec.h
index 9b7394a..4d59387 100644
--- a/include/media/cec.h
+++ b/include/media/cec.h
@@ -17,7 +17,9 @@
#include <linux/timer.h>
#include <linux/cec-funcs.h>
#include <media/rc-core.h>
-#include <media/cec-notifier.h>
+
+/* CEC_ADAP_G_CONNECTOR_INFO is available */
+#define CEC_CAP_CONNECTOR_INFO (1 << 8)
#define CEC_CAP_DEFAULTS (CEC_CAP_LOG_ADDRS | CEC_CAP_TRANSMIT | \
CEC_CAP_PASSTHROUGH | CEC_CAP_RC)
@@ -53,6 +55,7 @@
struct cec_adapter;
struct cec_data;
struct cec_pin;
+struct cec_notifier;
struct cec_data {
struct list_head list;
@@ -144,6 +147,34 @@
*/
#define CEC_MAX_MSG_TX_QUEUE_SZ (18 * 1)
+/**
+ * struct cec_drm_connector_info - tells which drm connector is
+ * associated with the CEC adapter.
+ * @card_no: drm card number
+ * @connector_id: drm connector ID
+ */
+struct cec_drm_connector_info {
+ __u32 card_no;
+ __u32 connector_id;
+};
+
+#define CEC_CONNECTOR_TYPE_NO_CONNECTOR 0
+#define CEC_CONNECTOR_TYPE_DRM 1
+
+/**
+ * struct cec_connector_info - tells if and which connector is
+ * associated with the CEC adapter.
+ * @type: connector type (if any)
+ * @drm: drm connector info
+ */
+struct cec_connector_info {
+ __u32 type;
+ union {
+ struct cec_drm_connector_info drm;
+ __u32 raw[16];
+ };
+};
+
struct cec_adapter {
struct module *owner;
char name[32];
@@ -155,6 +186,7 @@
unsigned int transmit_queue_sz;
struct list_head wait_queue;
struct cec_data *transmitting;
+ bool transmit_in_progress;
struct task_struct *kthread_config;
struct completion config_completion;
@@ -181,6 +213,7 @@
struct cec_fh *cec_initiator;
bool passthrough;
struct cec_log_addrs log_addrs;
+ struct cec_connector_info conn_info;
u32 tx_timeouts;
@@ -198,9 +231,7 @@
u16 phys_addrs[15];
u32 sequence;
- char device_name[32];
char input_phys[32];
- char input_drv[32];
};
static inline void *cec_get_drvdata(const struct cec_adapter *adap)
@@ -234,6 +265,7 @@
((pa) >> 12), ((pa) >> 8) & 0xf, ((pa) >> 4) & 0xf, (pa) & 0xf
struct edid;
+struct drm_connector;
#if IS_REACHABLE(CONFIG_CEC_CORE)
struct cec_adapter *cec_allocate_adapter(const struct cec_adap_ops *ops,
@@ -248,6 +280,8 @@
bool block);
void cec_s_phys_addr_from_edid(struct cec_adapter *adap,
const struct edid *edid);
+void cec_s_conn_info(struct cec_adapter *adap,
+ const struct cec_connector_info *conn_info);
int cec_transmit_msg(struct cec_adapter *adap, struct cec_msg *msg,
bool block);
@@ -332,66 +366,8 @@
u16 cec_get_edid_phys_addr(const u8 *edid, unsigned int size,
unsigned int *offset);
-/**
- * cec_set_edid_phys_addr() - find and set the physical address
- *
- * @edid: pointer to the EDID data
- * @size: size in bytes of the EDID data
- * @phys_addr: the new physical address
- *
- * This function finds the location of the physical address in the EDID
- * and fills in the given physical address and updates the checksum
- * at the end of the EDID block. It does nothing if the EDID doesn't
- * contain a physical address.
- */
-void cec_set_edid_phys_addr(u8 *edid, unsigned int size, u16 phys_addr);
-
-/**
- * cec_phys_addr_for_input() - calculate the PA for an input
- *
- * @phys_addr: the physical address of the parent
- * @input: the number of the input port, must be between 1 and 15
- *
- * This function calculates a new physical address based on the input
- * port number. For example:
- *
- * PA = 0.0.0.0 and input = 2 becomes 2.0.0.0
- *
- * PA = 3.0.0.0 and input = 1 becomes 3.1.0.0
- *
- * PA = 3.2.1.0 and input = 5 becomes 3.2.1.5
- *
- * PA = 3.2.1.3 and input = 5 becomes f.f.f.f since it maxed out the depth.
- *
- * Return: the new physical address or CEC_PHYS_ADDR_INVALID.
- */
-u16 cec_phys_addr_for_input(u16 phys_addr, u8 input);
-
-/**
- * cec_phys_addr_validate() - validate a physical address from an EDID
- *
- * @phys_addr: the physical address to validate
- * @parent: if not %NULL, then this is filled with the parents PA.
- * @port: if not %NULL, then this is filled with the input port.
- *
- * This validates a physical address as read from an EDID. If the
- * PA is invalid (such as 1.0.1.0 since '0' is only allowed at the end),
- * then it will return -EINVAL.
- *
- * The parent PA is passed into %parent and the input port is passed into
- * %port. For example:
- *
- * PA = 0.0.0.0: has parent 0.0.0.0 and input port 0.
- *
- * PA = 1.0.0.0: has parent 0.0.0.0 and input port 1.
- *
- * PA = 3.2.0.0: has parent 3.0.0.0 and input port 2.
- *
- * PA = f.f.f.f: has parent f.f.f.f and input port 0.
- *
- * Return: 0 if the PA is valid, -EINVAL if not.
- */
-int cec_phys_addr_validate(u16 phys_addr, u16 *parent, u16 *port);
+void cec_fill_conn_info_from_drm(struct cec_connector_info *conn_info,
+ const struct drm_connector *connector);
#else
@@ -427,23 +403,62 @@
return CEC_PHYS_ADDR_INVALID;
}
-static inline void cec_set_edid_phys_addr(u8 *edid, unsigned int size,
- u16 phys_addr)
+static inline void cec_s_conn_info(struct cec_adapter *adap,
+ const struct cec_connector_info *conn_info)
{
}
-static inline u16 cec_phys_addr_for_input(u16 phys_addr, u8 input)
+static inline void
+cec_fill_conn_info_from_drm(struct cec_connector_info *conn_info,
+ const struct drm_connector *connector)
{
- return CEC_PHYS_ADDR_INVALID;
+ memset(conn_info, 0, sizeof(*conn_info));
}
-static inline int cec_phys_addr_validate(u16 phys_addr, u16 *parent, u16 *port)
+#endif
+
+#if IS_REACHABLE(CONFIG_CEC_CORE) && IS_ENABLED(CONFIG_CEC_NOTIFIER)
+
+/**
+ * cec_notifier_register - register a callback with the notifier
+ * @n: the CEC notifier
+ * @adap: the CEC adapter, passed as argument to the callback function
+ * @callback: the callback function
+ */
+void cec_notifier_register(struct cec_notifier *n,
+ struct cec_adapter *adap,
+ void (*callback)(struct cec_adapter *adap, u16 pa));
+
+/**
+ * cec_notifier_unregister - unregister the callback from the notifier.
+ * @n: the CEC notifier
+ */
+void cec_notifier_unregister(struct cec_notifier *n);
+
+/**
+ * cec_register_cec_notifier - register the notifier with the cec adapter.
+ * @adap: the CEC adapter
+ * @notifier: the CEC notifier
+ */
+void cec_register_cec_notifier(struct cec_adapter *adap,
+ struct cec_notifier *notifier);
+
+#else
+
+static inline void
+cec_notifier_register(struct cec_notifier *n,
+ struct cec_adapter *adap,
+ void (*callback)(struct cec_adapter *adap, u16 pa))
{
- if (parent)
- *parent = phys_addr;
- if (port)
- *port = 0;
- return 0;
+}
+
+static inline void cec_notifier_unregister(struct cec_notifier *n)
+{
+}
+
+static inline void cec_register_cec_notifier(struct cec_adapter *adap,
+ struct cec_notifier *notifier)
+{
}
#endif