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authorPaolo Bonzini <pbonzini@redhat.com>2021-09-06 06:34:11 -0400
committerPaolo Bonzini <pbonzini@redhat.com>2021-09-06 06:34:48 -0400
commite99314a340d27efafab3b7ea226beb239162cd46 (patch)
treee16aebf4ddd982518c89eda4ccebdaff1c430723 /drivers/gpu/drm/vc4/vc4_hdmi.c
parent0d0a19395baa36ab186df8081ab7f7b57c3fade1 (diff)
parent419025b3b4190ee867ef4fc48fb3bd7da2e67a0c (diff)
downloadlwn-e99314a340d27efafab3b7ea226beb239162cd46.tar.gz
lwn-e99314a340d27efafab3b7ea226beb239162cd46.zip
Merge tag 'kvmarm-5.15' of git://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm into HEAD
KVM/arm64 updates for 5.15 - Page ownership tracking between host EL1 and EL2 - Rely on userspace page tables to create large stage-2 mappings - Fix incompatibility between pKVM and kmemleak - Fix the PMU reset state, and improve the performance of the virtual PMU - Move over to the generic KVM entry code - Address PSCI reset issues w.r.t. save/restore - Preliminary rework for the upcoming pKVM fixed feature - A bunch of MM cleanups - a vGIC fix for timer spurious interrupts - Various cleanups
Diffstat (limited to 'drivers/gpu/drm/vc4/vc4_hdmi.c')
-rw-r--r--drivers/gpu/drm/vc4/vc4_hdmi.c49
1 files changed, 33 insertions, 16 deletions
diff --git a/drivers/gpu/drm/vc4/vc4_hdmi.c b/drivers/gpu/drm/vc4/vc4_hdmi.c
index aab1b36ceb3c..c2876731ee2d 100644
--- a/drivers/gpu/drm/vc4/vc4_hdmi.c
+++ b/drivers/gpu/drm/vc4/vc4_hdmi.c
@@ -1857,38 +1857,46 @@ static int vc4_hdmi_cec_init(struct vc4_hdmi *vc4_hdmi)
vc4_hdmi_cec_update_clk_div(vc4_hdmi);
if (vc4_hdmi->variant->external_irq_controller) {
- ret = devm_request_threaded_irq(&pdev->dev,
- platform_get_irq_byname(pdev, "cec-rx"),
- vc4_cec_irq_handler_rx_bare,
- vc4_cec_irq_handler_rx_thread, 0,
- "vc4 hdmi cec rx", vc4_hdmi);
+ ret = request_threaded_irq(platform_get_irq_byname(pdev, "cec-rx"),
+ vc4_cec_irq_handler_rx_bare,
+ vc4_cec_irq_handler_rx_thread, 0,
+ "vc4 hdmi cec rx", vc4_hdmi);
if (ret)
goto err_delete_cec_adap;
- ret = devm_request_threaded_irq(&pdev->dev,
- platform_get_irq_byname(pdev, "cec-tx"),
- vc4_cec_irq_handler_tx_bare,
- vc4_cec_irq_handler_tx_thread, 0,
- "vc4 hdmi cec tx", vc4_hdmi);
+ ret = request_threaded_irq(platform_get_irq_byname(pdev, "cec-tx"),
+ vc4_cec_irq_handler_tx_bare,
+ vc4_cec_irq_handler_tx_thread, 0,
+ "vc4 hdmi cec tx", vc4_hdmi);
if (ret)
- goto err_delete_cec_adap;
+ goto err_remove_cec_rx_handler;
} else {
HDMI_WRITE(HDMI_CEC_CPU_MASK_SET, 0xffffffff);
- ret = devm_request_threaded_irq(&pdev->dev, platform_get_irq(pdev, 0),
- vc4_cec_irq_handler,
- vc4_cec_irq_handler_thread, 0,
- "vc4 hdmi cec", vc4_hdmi);
+ ret = request_threaded_irq(platform_get_irq(pdev, 0),
+ vc4_cec_irq_handler,
+ vc4_cec_irq_handler_thread, 0,
+ "vc4 hdmi cec", vc4_hdmi);
if (ret)
goto err_delete_cec_adap;
}
ret = cec_register_adapter(vc4_hdmi->cec_adap, &pdev->dev);
if (ret < 0)
- goto err_delete_cec_adap;
+ goto err_remove_handlers;
return 0;
+err_remove_handlers:
+ if (vc4_hdmi->variant->external_irq_controller)
+ free_irq(platform_get_irq_byname(pdev, "cec-tx"), vc4_hdmi);
+ else
+ free_irq(platform_get_irq(pdev, 0), vc4_hdmi);
+
+err_remove_cec_rx_handler:
+ if (vc4_hdmi->variant->external_irq_controller)
+ free_irq(platform_get_irq_byname(pdev, "cec-rx"), vc4_hdmi);
+
err_delete_cec_adap:
cec_delete_adapter(vc4_hdmi->cec_adap);
@@ -1897,6 +1905,15 @@ err_delete_cec_adap:
static void vc4_hdmi_cec_exit(struct vc4_hdmi *vc4_hdmi)
{
+ struct platform_device *pdev = vc4_hdmi->pdev;
+
+ if (vc4_hdmi->variant->external_irq_controller) {
+ free_irq(platform_get_irq_byname(pdev, "cec-rx"), vc4_hdmi);
+ free_irq(platform_get_irq_byname(pdev, "cec-tx"), vc4_hdmi);
+ } else {
+ free_irq(platform_get_irq(pdev, 0), vc4_hdmi);
+ }
+
cec_unregister_adapter(vc4_hdmi->cec_adap);
}
#else