[PATCH 13/17] thordown: Use plain udevice for UDC controller interaction
Marek Vasut
marex at denx.de
Sat Aug 19 16:24:03 CEST 2023
Convert to plain udevice interaction with UDC controller
device, avoid the use of UDC uclass dev_array .
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
---
cmd/thordown.c | 9 +++--
drivers/usb/gadget/f_thor.c | 74 +++++++++++++++++++------------------
include/thor.h | 4 +-
3 files changed, 45 insertions(+), 42 deletions(-)
diff --git a/cmd/thordown.c b/cmd/thordown.c
index 0d8dcee5314..fcfd38f523c 100644
--- a/cmd/thordown.c
+++ b/cmd/thordown.c
@@ -17,6 +17,7 @@ int do_thor_down(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
{
char *interface, *devstring;
int controller_index;
+ struct udevice *udc;
int ret;
if (argc < 4)
@@ -32,7 +33,7 @@ int do_thor_down(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
goto done;
controller_index = simple_strtoul(argv[1], NULL, 0);
- ret = usb_gadget_initialize(controller_index);
+ ret = udc_device_get_by_index(controller_index, &udc);
if (ret) {
pr_err("USB init failed: %d\n", ret);
ret = CMD_RET_FAILURE;
@@ -46,7 +47,7 @@ int do_thor_down(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
goto exit;
}
- ret = thor_init();
+ ret = thor_init(udc);
if (ret) {
pr_err("THOR DOWNLOAD failed: %d\n", ret);
ret = CMD_RET_FAILURE;
@@ -54,7 +55,7 @@ int do_thor_down(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
}
do {
- ret = thor_handle();
+ ret = thor_handle(udc);
if (ret == THOR_DFU_REINIT_NEEDED) {
dfu_free_entities();
ret = dfu_init_env_entities(interface, devstring);
@@ -67,7 +68,7 @@ int do_thor_down(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
} while (ret == 0);
exit:
g_dnl_unregister();
- usb_gadget_release(controller_index);
+ udc_device_put(udc);
done:
dfu_free_entities();
diff --git a/drivers/usb/gadget/f_thor.c b/drivers/usb/gadget/f_thor.c
index 47ef55b2fd3..3caa4c36387 100644
--- a/drivers/usb/gadget/f_thor.c
+++ b/drivers/usb/gadget/f_thor.c
@@ -15,9 +15,10 @@
*/
#include <command.h>
-#include <errno.h>
#include <common.h>
#include <console.h>
+#include <dm.h>
+#include <errno.h>
#include <init.h>
#include <log.h>
#include <malloc.h>
@@ -34,9 +35,9 @@
#include "f_thor.h"
-static void thor_tx_data(unsigned char *data, int len);
+static void thor_tx_data(struct udevice *udc, unsigned char *data, int len);
static void thor_set_dma(void *addr, int len);
-static int thor_rx_data(void);
+static int thor_rx_data(struct udevice *udc);
static struct f_thor *thor_func;
static inline struct f_thor *func_to_thor(struct usb_function *f)
@@ -56,15 +57,15 @@ DEFINE_CACHE_ALIGN_BUFFER(char, f_name, F_NAME_BUF_SIZE + 1);
static unsigned long long int thor_file_size;
static int alt_setting_num;
-static void send_rsp(const struct rsp_box *rsp)
+static void send_rsp(struct udevice *udc, const struct rsp_box *rsp)
{
memcpy(thor_tx_data_buf, rsp, sizeof(struct rsp_box));
- thor_tx_data(thor_tx_data_buf, sizeof(struct rsp_box));
+ thor_tx_data(udc, thor_tx_data_buf, sizeof(struct rsp_box));
debug("-RSP: %d, %d\n", rsp->rsp, rsp->rsp_data);
}
-static void send_data_rsp(s32 ack, s32 count)
+static void send_data_rsp(struct udevice *udc, s32 ack, s32 count)
{
ALLOC_CACHE_ALIGN_BUFFER(struct data_rsp_box, rsp,
sizeof(struct data_rsp_box));
@@ -73,12 +74,12 @@ static void send_data_rsp(s32 ack, s32 count)
rsp->count = count;
memcpy(thor_tx_data_buf, rsp, sizeof(struct data_rsp_box));
- thor_tx_data(thor_tx_data_buf, sizeof(struct data_rsp_box));
+ thor_tx_data(udc, thor_tx_data_buf, sizeof(struct data_rsp_box));
debug("-DATA RSP: %d, %d\n", ack, count);
}
-static int process_rqt_info(const struct rqt_box *rqt)
+static int process_rqt_info(struct udevice *udc, const struct rqt_box *rqt)
{
ALLOC_CACHE_ALIGN_BUFFER(struct rsp_box, rsp, sizeof(struct rsp_box));
memset(rsp, 0, sizeof(struct rsp_box));
@@ -111,11 +112,11 @@ static int process_rqt_info(const struct rqt_box *rqt)
return -EINVAL;
}
- send_rsp(rsp);
+ send_rsp(udc, rsp);
return true;
}
-static int process_rqt_cmd(const struct rqt_box *rqt)
+static int process_rqt_cmd(struct udevice *udc, const struct rqt_box *rqt)
{
ALLOC_CACHE_ALIGN_BUFFER(struct rsp_box, rsp, sizeof(struct rsp_box));
memset(rsp, 0, sizeof(struct rsp_box));
@@ -126,7 +127,7 @@ static int process_rqt_cmd(const struct rqt_box *rqt)
switch (rqt->rqt_data) {
case RQT_CMD_REBOOT:
debug("TARGET RESET\n");
- send_rsp(rsp);
+ send_rsp(udc, rsp);
g_dnl_unregister();
dfu_free_entities();
#ifdef CONFIG_THOR_RESET_OFF
@@ -136,7 +137,7 @@ static int process_rqt_cmd(const struct rqt_box *rqt)
break;
case RQT_CMD_POWEROFF:
case RQT_CMD_EFSCLEAR:
- send_rsp(rsp);
+ send_rsp(udc, rsp);
default:
printf("Command not supported -> cmd: %d\n", rqt->rqt_data);
return -EINVAL;
@@ -145,7 +146,8 @@ static int process_rqt_cmd(const struct rqt_box *rqt)
return true;
}
-static long long int download_head(unsigned long long total,
+static long long int download_head(struct udevice *udc,
+ unsigned long long total,
unsigned int packet_size,
long long int *left,
int *cnt)
@@ -166,7 +168,7 @@ static long long int download_head(unsigned long long total,
while (total - rcv_cnt >= packet_size) {
thor_set_dma(buf, packet_size);
buf += packet_size;
- ret_rcv = thor_rx_data();
+ ret_rcv = thor_rx_data(udc);
if (ret_rcv < 0)
return ret_rcv;
rcv_cnt += ret_rcv;
@@ -184,7 +186,7 @@ static long long int download_head(unsigned long long total,
}
buf = transfer_buffer;
}
- send_data_rsp(0, ++usb_pkt_cnt);
+ send_data_rsp(udc, 0, ++usb_pkt_cnt);
}
/* Calculate the amount of data to arrive from PC (in bytes) */
@@ -200,11 +202,11 @@ static long long int download_head(unsigned long long total,
if (left_to_rcv) {
thor_set_dma(buf, packet_size);
- ret_rcv = thor_rx_data();
+ ret_rcv = thor_rx_data(udc);
if (ret_rcv < 0)
return ret_rcv;
rcv_cnt += ret_rcv;
- send_data_rsp(0, ++usb_pkt_cnt);
+ send_data_rsp(udc, 0, ++usb_pkt_cnt);
}
debug("%s: %llu total: %llu cnt: %d\n", __func__, rcv_cnt, total, *cnt);
@@ -254,7 +256,7 @@ static int download_tail(long long int left, int cnt)
return ret;
}
-static long long int process_rqt_download(const struct rqt_box *rqt)
+static long long int process_rqt_download(struct udevice *udc, const struct rqt_box *rqt)
{
ALLOC_CACHE_ALIGN_BUFFER(struct rsp_box, rsp, sizeof(struct rsp_box));
static long long int left, ret_head;
@@ -301,8 +303,8 @@ static long long int process_rqt_download(const struct rqt_box *rqt)
}
break;
case RQT_DL_FILE_START:
- send_rsp(rsp);
- ret_head = download_head(thor_file_size, THOR_PACKET_SIZE,
+ send_rsp(udc, rsp);
+ ret_head = download_head(udc, thor_file_size, THOR_PACKET_SIZE,
&left, &cnt);
if (ret_head < 0) {
left = 0;
@@ -324,11 +326,11 @@ static long long int process_rqt_download(const struct rqt_box *rqt)
ret = -ENOTSUPP;
}
- send_rsp(rsp);
+ send_rsp(udc, rsp);
return ret;
}
-static int process_data(void)
+static int process_data(struct udevice *udc)
{
ALLOC_CACHE_ALIGN_BUFFER(struct rqt_box, rqt, sizeof(struct rqt_box));
int ret = -EINVAL;
@@ -339,13 +341,13 @@ static int process_data(void)
switch (rqt->rqt) {
case RQT_INFO:
- ret = process_rqt_info(rqt);
+ ret = process_rqt_info(udc, rqt);
break;
case RQT_CMD:
- ret = process_rqt_cmd(rqt);
+ ret = process_rqt_cmd(udc, rqt);
break;
case RQT_DL:
- ret = (int) process_rqt_download(rqt);
+ ret = (int) process_rqt_download(udc, rqt);
break;
case RQT_UL:
puts("RQT: UPLOAD not supported!\n");
@@ -536,7 +538,7 @@ static struct usb_request *alloc_ep_req(struct usb_ep *ep, unsigned length)
return req;
}
-static int thor_rx_data(void)
+static int thor_rx_data(struct udevice *udc)
{
struct thor_dev *dev = thor_func->dev;
int data_to_rx, tmp, status;
@@ -557,7 +559,7 @@ static int thor_rx_data(void)
}
while (!dev->rxdata) {
- usb_gadget_handle_interrupts(0);
+ dm_usb_gadget_handle_interrupts(udc);
if (ctrlc())
return -1;
}
@@ -568,7 +570,7 @@ static int thor_rx_data(void)
return tmp;
}
-static void thor_tx_data(unsigned char *data, int len)
+static void thor_tx_data(struct udevice *udc, unsigned char *data, int len)
{
struct thor_dev *dev = thor_func->dev;
unsigned char *ptr = dev->in_req->buf;
@@ -591,7 +593,7 @@ static void thor_tx_data(unsigned char *data, int len)
/* Wait until tx interrupt received */
while (!dev->txdata)
- usb_gadget_handle_interrupts(0);
+ dm_usb_gadget_handle_interrupts(udc);
dev->txdata = 0;
}
@@ -685,18 +687,18 @@ static void thor_set_dma(void *addr, int len)
dev->out_req->length = len;
}
-int thor_init(void)
+int thor_init(struct udevice *udc)
{
struct thor_dev *dev = thor_func->dev;
/* Wait for a device enumeration and configuration settings */
debug("THOR enumeration/configuration setting....\n");
while (!dev->configuration_done)
- usb_gadget_handle_interrupts(0);
+ dm_usb_gadget_handle_interrupts(udc);
thor_set_dma(thor_rx_data_buf, strlen("THOR"));
/* detect the download request from Host PC */
- if (thor_rx_data() < 0) {
+ if (thor_rx_data(udc) < 0) {
printf("%s: Data not received!\n", __func__);
return -1;
}
@@ -706,7 +708,7 @@ int thor_init(void)
udelay(30 * 1000); /* 30 ms */
strcpy((char *)thor_tx_data_buf, "ROHT");
- thor_tx_data(thor_tx_data_buf, strlen("ROHT"));
+ thor_tx_data(udc, thor_tx_data_buf, strlen("ROHT"));
} else {
puts("Wrong reply information\n");
return -1;
@@ -715,17 +717,17 @@ int thor_init(void)
return 0;
}
-int thor_handle(void)
+int thor_handle(struct udevice *udc)
{
int ret;
/* receive the data from Host PC */
while (1) {
thor_set_dma(thor_rx_data_buf, sizeof(struct rqt_box));
- ret = thor_rx_data();
+ ret = thor_rx_data(udc);
if (ret > 0) {
- ret = process_data();
+ ret = process_data(udc);
#ifdef CONFIG_THOR_RESET_OFF
if (ret == RESET_DONE)
break;
diff --git a/include/thor.h b/include/thor.h
index ee67ab0a270..3cb56b654ae 100644
--- a/include/thor.h
+++ b/include/thor.h
@@ -14,7 +14,7 @@
#define THOR_DFU_REINIT_NEEDED 0xFFFFFFFE
-int thor_handle(void);
-int thor_init(void);
+int thor_handle(struct udevice *udc);
+int thor_init(struct udevice *udc);
int thor_add(struct usb_configuration *c);
#endif /* __THOR_H_ */
--
2.40.1
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