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From: Pavan Holla <pholla@chromium.org>
Date: Mon, 25 Mar 2024 23:37:29 +0000
Subject: [PATCH 2/3] usb: typec: ucsi: Import interface for UCSI transport
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Message-Id: <20240325-public-ucsi-h-v1-2-7c7e888edc0a@chromium.org>
References: <20240325-public-ucsi-h-v1-0-7c7e888edc0a@chromium.org>
In-Reply-To: <20240325-public-ucsi-h-v1-0-7c7e888edc0a@chromium.org>
To: Greg Kroah-Hartman <gregkh@linuxfoundation.org>, 
 Heikki Krogerus <heikki.krogerus@linux.intel.com>
Cc: linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org, 
 Abhishek Pandit-Subedi <abhishekpandit@chromium.org>, 
 Pavan Holla <pholla@chromium.org>

Import include/linux/usb/ucsi.h and remove any duplicate declarations.

Signed-off-by: Pavan Holla <pholla@chromium.org>
---
 drivers/usb/typec/ucsi/ucsi.h | 54 +------------------------------------------
 1 file changed, 1 insertion(+), 53 deletions(-)

diff --git a/drivers/usb/typec/ucsi/ucsi.h b/drivers/usb/typec/ucsi/ucsi.h
index 32daf5f58650..167951538030 100644
--- a/drivers/usb/typec/ucsi/ucsi.h
+++ b/drivers/usb/typec/ucsi/ucsi.h
@@ -10,22 +10,13 @@
 #include <linux/usb/typec.h>
 #include <linux/usb/pd.h>
 #include <linux/usb/role.h>
+#include <linux/usb/ucsi.h>
 #include <asm/unaligned.h>
 
 /* -------------------------------------------------------------------------- */
 
-struct ucsi;
-struct ucsi_altmode;
 struct dentry;
 
-/* UCSI offsets (Bytes) */
-#define UCSI_VERSION			0
-#define UCSI_CCI			4
-#define UCSI_CONTROL			8
-#define UCSI_MESSAGE_IN			16
-#define UCSI_MESSAGE_OUT		32
-#define UCSIv2_MESSAGE_OUT		272
-
 /* UCSI versions */
 #define UCSI_VERSION_1_2	0x0120
 #define UCSI_VERSION_2_0	0x0200
@@ -42,48 +33,6 @@ struct dentry;
  */
 #define UCSI_SPEC_REVISION_TO_BCD(_v_)  (((_v_) + 1) << 8)
 
-/* Command Status and Connector Change Indication (CCI) bits */
-#define UCSI_CCI_CONNECTOR(_c_)		(((_c_) & GENMASK(7, 1)) >> 1)
-#define UCSI_CCI_LENGTH(_c_)		(((_c_) & GENMASK(15, 8)) >> 8)
-#define UCSI_CCI_NOT_SUPPORTED		BIT(25)
-#define UCSI_CCI_CANCEL_COMPLETE	BIT(26)
-#define UCSI_CCI_RESET_COMPLETE		BIT(27)
-#define UCSI_CCI_BUSY			BIT(28)
-#define UCSI_CCI_ACK_COMPLETE		BIT(29)
-#define UCSI_CCI_ERROR			BIT(30)
-#define UCSI_CCI_COMMAND_COMPLETE	BIT(31)
-
-/**
- * struct ucsi_operations - UCSI I/O operations
- * @read: Read operation
- * @sync_write: Blocking write operation
- * @async_write: Non-blocking write operation
- * @update_altmodes: Squashes duplicate DP altmodes
- *
- * Read and write routines for UCSI interface. @sync_write must wait for the
- * Command Completion Event from the PPM before returning, and @async_write must
- * return immediately after sending the data to the PPM.
- */
-struct ucsi_operations {
-	int (*read)(struct ucsi *ucsi, unsigned int offset,
-		    void *val, size_t val_len);
-	int (*sync_write)(struct ucsi *ucsi, unsigned int offset,
-			  const void *val, size_t val_len);
-	int (*async_write)(struct ucsi *ucsi, unsigned int offset,
-			   const void *val, size_t val_len);
-	bool (*update_altmodes)(struct ucsi *ucsi, struct ucsi_altmode *orig,
-				struct ucsi_altmode *updated);
-};
-
-struct ucsi *ucsi_create(struct device *dev, const struct ucsi_operations *ops);
-void ucsi_destroy(struct ucsi *ucsi);
-int ucsi_register(struct ucsi *ucsi);
-void ucsi_unregister(struct ucsi *ucsi);
-void *ucsi_get_drvdata(struct ucsi *ucsi);
-void ucsi_set_drvdata(struct ucsi *ucsi, void *data);
-
-void ucsi_connector_change(struct ucsi *ucsi, u8 num);
-
 /* -------------------------------------------------------------------------- */
 
 /* Commands */
@@ -465,7 +414,6 @@ int ucsi_send_command(struct ucsi *ucsi, u64 command,
 		      void *retval, size_t size);
 
 void ucsi_altmode_update_active(struct ucsi_connector *con);
-int ucsi_resume(struct ucsi *ucsi);
 
 #if IS_ENABLED(CONFIG_POWER_SUPPLY)
 int ucsi_register_port_psy(struct ucsi_connector *con);

-- 
2.44.0.396.g6e790dbe36-goog