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authorJakub Kicinski <kuba@kernel.org>2023-06-08 21:34:28 +0300
committerJakub Kicinski <kuba@kernel.org>2023-06-08 21:35:14 +0300
commit449f6bc17a51e68b06cfd742898e5ff3fe6e04d7 (patch)
treeed59929e7d1fa057ac6998075986a4cdfb85eb5a /drivers/spi
parentbfd019d10fdabf70f9b01264aea6d6c7595f9226 (diff)
parent25041a4c02c7cf774d8b6ed60586fd64f1cdaa81 (diff)
downloadlinux-449f6bc17a51e68b06cfd742898e5ff3fe6e04d7.tar.xz
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Cross-merge networking fixes after downstream PR. Conflicts: net/sched/sch_taprio.c d636fc5dd692 ("net: sched: add rcu annotations around qdisc->qdisc_sleeping") dced11ef84fb ("net/sched: taprio: don't overwrite "sch" variable in taprio_dump_class_stats()") net/ipv4/sysctl_net_ipv4.c e209fee4118f ("net/ipv4: ping_group_range: allow GID from 2147483648 to 4294967294") ccce324dabfe ("tcp: make the first N SYN RTO backoffs linear") https://lore.kernel.org/all/20230605100816.08d41a7b@canb.auug.org.au/ No adjacent changes. Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/spi')
-rw-r--r--drivers/spi/spi-fsl-lpspi.c7
-rw-r--r--drivers/spi/spi-mt65xx.c3
-rw-r--r--drivers/spi/spi-qup.c37
3 files changed, 27 insertions, 20 deletions
diff --git a/drivers/spi/spi-fsl-lpspi.c b/drivers/spi/spi-fsl-lpspi.c
index f2341ab99556..4b70038ceb6b 100644
--- a/drivers/spi/spi-fsl-lpspi.c
+++ b/drivers/spi/spi-fsl-lpspi.c
@@ -910,9 +910,14 @@ static int fsl_lpspi_probe(struct platform_device *pdev)
ret = fsl_lpspi_dma_init(&pdev->dev, fsl_lpspi, controller);
if (ret == -EPROBE_DEFER)
goto out_pm_get;
-
if (ret < 0)
dev_err(&pdev->dev, "dma setup error %d, use pio\n", ret);
+ else
+ /*
+ * disable LPSPI module IRQ when enable DMA mode successfully,
+ * to prevent the unexpected LPSPI module IRQ events.
+ */
+ disable_irq(irq);
ret = devm_spi_register_controller(&pdev->dev, controller);
if (ret < 0) {
diff --git a/drivers/spi/spi-mt65xx.c b/drivers/spi/spi-mt65xx.c
index 21c321f43766..d7432e2219d8 100644
--- a/drivers/spi/spi-mt65xx.c
+++ b/drivers/spi/spi-mt65xx.c
@@ -1275,6 +1275,9 @@ static int mtk_spi_remove(struct platform_device *pdev)
struct mtk_spi *mdata = spi_master_get_devdata(master);
int ret;
+ if (mdata->use_spimem && !completion_done(&mdata->spimem_done))
+ complete(&mdata->spimem_done);
+
ret = pm_runtime_resume_and_get(&pdev->dev);
if (ret < 0)
return ret;
diff --git a/drivers/spi/spi-qup.c b/drivers/spi/spi-qup.c
index 944ef6b42bce..00e5e88e72c4 100644
--- a/drivers/spi/spi-qup.c
+++ b/drivers/spi/spi-qup.c
@@ -1028,23 +1028,8 @@ static int spi_qup_probe(struct platform_device *pdev)
return -ENXIO;
}
- ret = clk_prepare_enable(cclk);
- if (ret) {
- dev_err(dev, "cannot enable core clock\n");
- return ret;
- }
-
- ret = clk_prepare_enable(iclk);
- if (ret) {
- clk_disable_unprepare(cclk);
- dev_err(dev, "cannot enable iface clock\n");
- return ret;
- }
-
master = spi_alloc_master(dev, sizeof(struct spi_qup));
if (!master) {
- clk_disable_unprepare(cclk);
- clk_disable_unprepare(iclk);
dev_err(dev, "cannot allocate master\n");
return -ENOMEM;
}
@@ -1092,6 +1077,19 @@ static int spi_qup_probe(struct platform_device *pdev)
spin_lock_init(&controller->lock);
init_completion(&controller->done);
+ ret = clk_prepare_enable(cclk);
+ if (ret) {
+ dev_err(dev, "cannot enable core clock\n");
+ goto error_dma;
+ }
+
+ ret = clk_prepare_enable(iclk);
+ if (ret) {
+ clk_disable_unprepare(cclk);
+ dev_err(dev, "cannot enable iface clock\n");
+ goto error_dma;
+ }
+
iomode = readl_relaxed(base + QUP_IO_M_MODES);
size = QUP_IO_M_OUTPUT_BLOCK_SIZE(iomode);
@@ -1121,7 +1119,7 @@ static int spi_qup_probe(struct platform_device *pdev)
ret = spi_qup_set_state(controller, QUP_STATE_RESET);
if (ret) {
dev_err(dev, "cannot set RESET state\n");
- goto error_dma;
+ goto error_clk;
}
writel_relaxed(0, base + QUP_OPERATIONAL);
@@ -1145,7 +1143,7 @@ static int spi_qup_probe(struct platform_device *pdev)
ret = devm_request_irq(dev, irq, spi_qup_qup_irq,
IRQF_TRIGGER_HIGH, pdev->name, controller);
if (ret)
- goto error_dma;
+ goto error_clk;
pm_runtime_set_autosuspend_delay(dev, MSEC_PER_SEC);
pm_runtime_use_autosuspend(dev);
@@ -1160,11 +1158,12 @@ static int spi_qup_probe(struct platform_device *pdev)
disable_pm:
pm_runtime_disable(&pdev->dev);
+error_clk:
+ clk_disable_unprepare(cclk);
+ clk_disable_unprepare(iclk);
error_dma:
spi_qup_release_dma(master);
error:
- clk_disable_unprepare(cclk);
- clk_disable_unprepare(iclk);
spi_master_put(master);
return ret;
}