[PATCH v2 12/17] sdp: Use plain udevice for UDC controller interaction

[Marek Vasut]

Convert to plain udevice interaction with UDC controller
device, avoid the use of UDC uclass dev_array .

Reviewed-by: Mattijs Korpershoek <mkorpershoek at baylibre.com>
Signed-off-by: Marek Vasut <marex at denx.de>
---
Cc: Angus Ainslie <angus at akkea.ca>
Cc: Dmitrii Merkurev <dimorinny at google.com>
Cc: Eddie Cai <eddie.cai.linux at gmail.com>
Cc: Kever Yang <kever.yang at rock-chips.com>
Cc: Lukasz Majewski <lukma at denx.de>
Cc: Miquel Raynal <miquel.raynal at bootlin.com>
Cc: Mattijs Korpershoek <mkorpershoek at baylibre.com>
Cc: Nishanth Menon <nm at ti.com>
Cc: Patrice Chotard <patrice.chotard at foss.st.com>
Cc: Patrick Delaunay <patrick.delaunay at foss.st.com>
Cc: Philipp Tomsich <philipp.tomsich at vrull.eu>
Cc: Simon Glass <sjg at chromium.org>
Cc: Stefan Roese <sr at denx.de>
Cc: kernel at puri.sm
---
V2: Add RB from Mattijs
---
 cmd/usb_gadget_sdp.c       | 11 +++++++----
 common/spl/spl_sdp.c       | 13 ++++++++-----
 drivers/usb/gadget/f_sdp.c | 10 +++++-----
 include/sdp.h              |  6 +++---
 4 files changed, 23 insertions(+), 17 deletions(-)

diff --git a/cmd/usb_gadget_sdp.c b/cmd/usb_gadget_sdp.c
index 784d1b49768..748aa0a7488 100644
--- a/cmd/usb_gadget_sdp.c
+++ b/cmd/usb_gadget_sdp.c
@@ -15,13 +15,16 @@
 static int do_sdp(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
 {
 	int controller_index;
+	struct udevice *udc;
 	int ret;
 
 	if (argc < 2)
 		return CMD_RET_USAGE;
 
 	controller_index = simple_strtoul(argv[1], NULL, 0);
-	usb_gadget_initialize(controller_index);
+	ret = udc_device_get_by_index(controller_index, &udc);
+	if (ret)
+		return ret;
 
 	g_dnl_clear_detach();
 	ret = g_dnl_register("usb_dnl_sdp");
@@ -30,20 +33,20 @@ static int do_sdp(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
 		goto exit_register;
 	}
 
-	ret = sdp_init(controller_index);
+	ret = sdp_init(udc);
 	if (ret) {
 		pr_err("SDP init failed: %d\n", ret);
 		goto exit;
 	}
 
 	/* This command typically does not return but jumps to an image */
-	sdp_handle(controller_index);
+	sdp_handle(udc);
 	pr_err("SDP ended\n");
 
 exit:
 	g_dnl_unregister();
 exit_register:
-	usb_gadget_release(controller_index);
+	udc_device_put(udc);
 
 	return CMD_RET_FAILURE;
 }
diff --git a/common/spl/spl_sdp.c b/common/spl/spl_sdp.c
index aae886d2e57..5a5ccd0676c 100644
--- a/common/spl/spl_sdp.c
+++ b/common/spl/spl_sdp.c
@@ -14,10 +14,13 @@
 static int spl_sdp_load_image(struct spl_image_info *spl_image,
 			      struct spl_boot_device *bootdev)
 {
-	int ret;
 	const int controller_index = CONFIG_SPL_SDP_USB_DEV;
+	struct udevice *udc;
+	int ret;
 
-	usb_gadget_initialize(controller_index);
+	ret = udc_device_get_by_index(controller_index, &udc);
+	if (ret)
+		return ret;
 
 	board_usb_init(controller_index, USB_INIT_DEVICE);
 
@@ -28,7 +31,7 @@ static int spl_sdp_load_image(struct spl_image_info *spl_image,
 		goto err_detach;
 	}
 
-	ret = sdp_init(controller_index);
+	ret = sdp_init(udc);
 	if (ret) {
 		pr_err("SDP init failed: %d\n", ret);
 		goto err_unregister;
@@ -39,13 +42,13 @@ static int spl_sdp_load_image(struct spl_image_info *spl_image,
 	 * or it loads a FIT image and returns it to be handled by the SPL
 	 * code.
 	 */
-	ret = spl_sdp_handle(controller_index, spl_image, bootdev);
+	ret = spl_sdp_handle(udc, spl_image, bootdev);
 	debug("SDP ended\n");
 
 err_unregister:
 	g_dnl_unregister();
 err_detach:
-	usb_gadget_release(controller_index);
+	udc_device_put(udc);
 	return ret;
 }
 SPL_LOAD_IMAGE_METHOD("USB SDP", 0, BOOT_DEVICE_BOARD, spl_sdp_load_image);
diff --git a/drivers/usb/gadget/f_sdp.c b/drivers/usb/gadget/f_sdp.c
index 4da5a160a09..37f6281abfb 100644
--- a/drivers/usb/gadget/f_sdp.c
+++ b/drivers/usb/gadget/f_sdp.c
@@ -702,7 +702,7 @@ static int sdp_bind_config(struct usb_configuration *c)
 	return status;
 }
 
-int sdp_init(int controller_index)
+int sdp_init(struct udevice *udc)
 {
 	printf("SDP: initialize...\n");
 	while (!sdp_func->configuration_done) {
@@ -712,7 +712,7 @@ int sdp_init(int controller_index)
 		}
 
 		schedule();
-		usb_gadget_handle_interrupts(controller_index);
+		dm_usb_gadget_handle_interrupts(udc);
 	}
 
 	return 0;
@@ -911,9 +911,9 @@ static void sdp_handle_out_ep(void)
 }
 
 #ifndef CONFIG_SPL_BUILD
-int sdp_handle(int controller_index)
+int sdp_handle(struct udevice *udc)
 #else
-int spl_sdp_handle(int controller_index, struct spl_image_info *spl_image,
+int spl_sdp_handle(struct udevice *udc, struct spl_image_info *spl_image,
 		   struct spl_boot_device *bootdev)
 #endif
 {
@@ -929,7 +929,7 @@ int spl_sdp_handle(int controller_index, struct spl_image_info *spl_image,
 			return 0;
 
 		schedule();
-		usb_gadget_handle_interrupts(controller_index);
+		dm_usb_gadget_handle_interrupts(udc);
 
 #ifdef CONFIG_SPL_BUILD
 		flag = sdp_handle_in_ep(spl_image, bootdev);
diff --git a/include/sdp.h b/include/sdp.h
index 6d89baa04ec..5492f9c47d2 100644
--- a/include/sdp.h
+++ b/include/sdp.h
@@ -9,15 +9,15 @@
 #ifndef __SDP_H_
 #define __SDP_H_
 
-int sdp_init(int controller_index);
+int sdp_init(struct udevice *udc);
 
 #ifdef CONFIG_SPL_BUILD
 #include <spl.h>
 
-int spl_sdp_handle(int controller_index, struct spl_image_info *spl_image,
+int spl_sdp_handle(struct udevice *udc, struct spl_image_info *spl_image,
 		   struct spl_boot_device *bootdev);
 #else
-int sdp_handle(int controller_index);
+int sdp_handle(struct udevice *udc);
 #endif
 
 #endif /* __SDP_H_ */
-- 
2.40.1