Merge series "Minor updates for hisi-sfc-v3xx" from Yicong Yang <yangyicong@hisilicon.com>:

This series fix a potential interrupt race condition and
cleanup the ACPI protection for the driver.

Change since v1:
- reword the commit in patch #2
Link: https://lore.kernel.org/linux-spi/1617881505-51552-1-git-send-email-yangyicong@hisilicon.com/

Yicong Yang (2):
  spi: hisi-sfc-v3xx: fix potential irq race condition
  spi: hisi-sfc-v3xx: drop unnecessary ACPI_PTR and related ifendif
    protection

 drivers/spi/spi-hisi-sfc-v3xx.c | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

--
2.8.1
This commit is contained in:
Mark Brown 2021-04-12 19:56:27 +01:00
commit 089cde0797
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GPG key ID: 24D68B725D5487D0

View file

@ -5,13 +5,13 @@
// Copyright (c) 2019 HiSilicon Technologies Co., Ltd.
// Author: John Garry <john.garry@huawei.com>
#include <linux/acpi.h>
#include <linux/bitops.h>
#include <linux/completion.h>
#include <linux/dmi.h>
#include <linux/interrupt.h>
#include <linux/iopoll.h>
#include <linux/module.h>
#include <linux/mod_devicetable.h>
#include <linux/platform_device.h>
#include <linux/slab.h>
#include <linux/spi/spi.h>
@ -342,6 +342,7 @@ static int hisi_sfc_v3xx_generic_exec_op(struct hisi_sfc_v3xx_host *host,
ret = 0;
hisi_sfc_v3xx_disable_int(host);
synchronize_irq(host->irq);
host->completion = NULL;
} else {
ret = hisi_sfc_v3xx_wait_cmd_idle(host);
@ -507,18 +508,16 @@ static int hisi_sfc_v3xx_probe(struct platform_device *pdev)
return ret;
}
#if IS_ENABLED(CONFIG_ACPI)
static const struct acpi_device_id hisi_sfc_v3xx_acpi_ids[] = {
{"HISI0341", 0},
{}
};
MODULE_DEVICE_TABLE(acpi, hisi_sfc_v3xx_acpi_ids);
#endif
static struct platform_driver hisi_sfc_v3xx_spi_driver = {
.driver = {
.name = "hisi-sfc-v3xx",
.acpi_match_table = ACPI_PTR(hisi_sfc_v3xx_acpi_ids),
.acpi_match_table = hisi_sfc_v3xx_acpi_ids,
},
.probe = hisi_sfc_v3xx_probe,
};