diff options
Diffstat (limited to 'target/linux/mvebu/patches-5.10/911-drivers-leds-wt61p803-puzzle-mcu-retry.patch')
| -rw-r--r-- | target/linux/mvebu/patches-5.10/911-drivers-leds-wt61p803-puzzle-mcu-retry.patch | 63 |
1 files changed, 0 insertions, 63 deletions
diff --git a/target/linux/mvebu/patches-5.10/911-drivers-leds-wt61p803-puzzle-mcu-retry.patch b/target/linux/mvebu/patches-5.10/911-drivers-leds-wt61p803-puzzle-mcu-retry.patch deleted file mode 100644 index 2f0b1788ff..0000000000 --- a/target/linux/mvebu/patches-5.10/911-drivers-leds-wt61p803-puzzle-mcu-retry.patch +++ /dev/null @@ -1,63 +0,0 @@ ---- a/drivers/mfd/iei-wt61p803-puzzle.c -+++ b/drivers/mfd/iei-wt61p803-puzzle.c -@@ -241,6 +241,7 @@ int iei_wt61p803_puzzle_write_command(st - { - struct device *dev = &mcu->serdev->dev; - int ret; -+ int retries; - - if (size <= 1 || size > IEI_WT61P803_PUZZLE_MAX_COMMAND_LENGTH) - return -EINVAL; -@@ -252,24 +253,36 @@ int iei_wt61p803_puzzle_write_command(st - print_hex_dump_debug("puzzle-mcu tx: ", DUMP_PREFIX_NONE, - 16, 1, cmd, size, false); - -+ retries = 3; - /* Initialize reply struct */ -- reinit_completion(&mcu->reply->received); -- mcu->reply->size = 0; -- usleep_range(2000, 10000); -- serdev_device_write_flush(mcu->serdev); -- ret = serdev_device_write_buf(mcu->serdev, cmd, size); -- if (ret < 0) -- goto exit; -- -- serdev_device_wait_until_sent(mcu->serdev, IEI_WT61P803_PUZZLE_GENERAL_TIMEOUT); -- ret = wait_for_completion_timeout(&mcu->reply->received, -- IEI_WT61P803_PUZZLE_GENERAL_TIMEOUT); -- if (ret == 0) { -- dev_err(dev, "Command reply receive timeout\n"); -- ret = -ETIMEDOUT; -- goto exit; -+ while (retries) { -+ reinit_completion(&mcu->reply->received); -+ mcu->reply->size = 0; -+ usleep_range(2000, 10000); -+ serdev_device_write_flush(mcu->serdev); -+ ret = serdev_device_write_buf(mcu->serdev, cmd, size); -+ if (ret < 0) -+ goto exit; -+ -+ serdev_device_wait_until_sent(mcu->serdev, IEI_WT61P803_PUZZLE_GENERAL_TIMEOUT); -+ ret = wait_for_completion_timeout(&mcu->reply->received, -+ IEI_WT61P803_PUZZLE_GENERAL_TIMEOUT); -+ retries--; -+ if (ret == 0) { -+ if (retries == 0) { -+ dev_err(dev, "Command reply receive timeout\n"); -+ ret = -ETIMEDOUT; -+ goto exit; -+ } -+ } -+ else { -+ if (mcu->reply->data[0] == IEI_WT61P803_PUZZLE_CMD_HEADER_START && -+ mcu->reply->data[1] == IEI_WT61P803_PUZZLE_CMD_RESPONSE_OK && -+ mcu->reply->data[2] == IEI_WT61P803_PUZZLE_CHECKSUM_RESPONSE_OK) { -+ break; -+ } -+ } - } -- - *reply_size = mcu->reply->size; - /* Copy the received data, as it will not be available after a new frame is received */ - memcpy(reply_data, mcu->reply->data, mcu->reply->size); |