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-rw-r--r--Documentation/devicetree/bindings/mailbox/mediatek,gce-mailbox.yaml20
-rw-r--r--Documentation/devicetree/bindings/mailbox/qcom,apcs-kpss-global.yaml31
-rw-r--r--drivers/mailbox/Kconfig2
-rw-r--r--drivers/mailbox/bcm-pdc-mailbox.c2
-rw-r--r--drivers/mailbox/hi6220-mailbox.c5
-rw-r--r--drivers/mailbox/mailbox-test.c8
-rw-r--r--drivers/mailbox/mailbox.c96
-rw-r--r--drivers/mailbox/omap-mailbox.c25
-rw-r--r--drivers/mailbox/pcc.c84
-rw-r--r--drivers/mailbox/qcom-apcs-ipc-mailbox.c11
-rw-r--r--drivers/mailbox/rockchip-mailbox.c2
-rw-r--r--include/dt-bindings/gce/mediatek,mt6795-gce.h123
-rw-r--r--include/linux/mailbox_client.h1
13 files changed, 288 insertions, 122 deletions
diff --git a/Documentation/devicetree/bindings/mailbox/mediatek,gce-mailbox.yaml b/Documentation/devicetree/bindings/mailbox/mediatek,gce-mailbox.yaml
index d383b2ab3ce8..cef9d7601398 100644
--- a/Documentation/devicetree/bindings/mailbox/mediatek,gce-mailbox.yaml
+++ b/Documentation/devicetree/bindings/mailbox/mediatek,gce-mailbox.yaml
@@ -16,14 +16,18 @@ description:
properties:
compatible:
- enum:
- - mediatek,mt6779-gce
- - mediatek,mt8173-gce
- - mediatek,mt8183-gce
- - mediatek,mt8186-gce
- - mediatek,mt8188-gce
- - mediatek,mt8192-gce
- - mediatek,mt8195-gce
+ oneOf:
+ - enum:
+ - mediatek,mt6779-gce
+ - mediatek,mt8173-gce
+ - mediatek,mt8183-gce
+ - mediatek,mt8186-gce
+ - mediatek,mt8188-gce
+ - mediatek,mt8192-gce
+ - mediatek,mt8195-gce
+ - items:
+ - const: mediatek,mt6795-gce
+ - const: mediatek,mt8173-gce
"#mbox-cells":
const: 2
diff --git a/Documentation/devicetree/bindings/mailbox/qcom,apcs-kpss-global.yaml b/Documentation/devicetree/bindings/mailbox/qcom,apcs-kpss-global.yaml
index 8f924bb4c583..32d7bbc98cac 100644
--- a/Documentation/devicetree/bindings/mailbox/qcom,apcs-kpss-global.yaml
+++ b/Documentation/devicetree/bindings/mailbox/qcom,apcs-kpss-global.yaml
@@ -19,22 +19,15 @@ properties:
- items:
- enum:
- qcom,ipq5332-apcs-apps-global
+ - qcom,ipq8074-apcs-apps-global
+ - qcom,ipq9574-apcs-apps-global
- const: qcom,ipq6018-apcs-apps-global
- items:
- enum:
- - qcom,ipq6018-apcs-apps-global
- - qcom,ipq8074-apcs-apps-global
- - qcom,msm8996-apcs-hmss-global
- - qcom,msm8998-apcs-hmss-global
- - qcom,qcm2290-apcs-hmss-global
- qcom,sc7180-apss-shared
- qcom,sc8180x-apss-shared
- - qcom,sdm660-apcs-hmss-global
- - qcom,sdm845-apss-shared
- - qcom,sm4250-apcs-hmss-global
- - qcom,sm6125-apcs-hmss-global
- - qcom,sm6115-apcs-hmss-global
- qcom,sm8150-apss-shared
+ - const: qcom,sdm845-apss-shared
- items:
- enum:
- qcom,msm8916-apcs-kpss-global
@@ -45,6 +38,18 @@ properties:
- qcom,qcs404-apcs-apps-global
- qcom,sdx55-apcs-gcc
- const: syscon
+ - enum:
+ - qcom,ipq6018-apcs-apps-global
+ - qcom,ipq8074-apcs-apps-global
+ - qcom,msm8996-apcs-hmss-global
+ - qcom,msm8998-apcs-hmss-global
+ - qcom,qcm2290-apcs-hmss-global
+ - qcom,sdm660-apcs-hmss-global
+ - qcom,sdm845-apss-shared
+ - qcom,sm4250-apcs-hmss-global
+ - qcom,sm6115-apcs-hmss-global
+ - qcom,sm6125-apcs-hmss-global
+
reg:
maxItems: 1
@@ -88,6 +93,7 @@ allOf:
items:
- const: pll
- const: aux
+
- if:
properties:
compatible:
@@ -112,7 +118,6 @@ allOf:
contains:
enum:
- qcom,ipq6018-apcs-apps-global
- - qcom,ipq8074-apcs-apps-global
then:
properties:
clocks:
@@ -134,14 +139,11 @@ allOf:
- qcom,msm8996-apcs-hmss-global
- qcom,msm8998-apcs-hmss-global
- qcom,qcm2290-apcs-hmss-global
- - qcom,sc7180-apss-shared
- - qcom,sc8180x-apss-shared
- qcom,sdm660-apcs-hmss-global
- qcom,sdm845-apss-shared
- qcom,sm4250-apcs-hmss-global
- qcom,sm6115-apcs-hmss-global
- qcom,sm6125-apcs-hmss-global
- - qcom,sm8150-apss-shared
then:
properties:
clocks: false
@@ -153,7 +155,6 @@ allOf:
contains:
enum:
- qcom,ipq6018-apcs-apps-global
- - qcom,ipq8074-apcs-apps-global
then:
properties:
'#clock-cells':
diff --git a/drivers/mailbox/Kconfig b/drivers/mailbox/Kconfig
index af6b0f5b491d..bc2e265cb02d 100644
--- a/drivers/mailbox/Kconfig
+++ b/drivers/mailbox/Kconfig
@@ -176,7 +176,7 @@ config MAILBOX_TEST
config POLARFIRE_SOC_MAILBOX
tristate "PolarFire SoC (MPFS) Mailbox"
depends on HAS_IOMEM
- depends on SOC_MICROCHIP_POLARFIRE || COMPILE_TEST
+ depends on ARCH_MICROCHIP_POLARFIRE || COMPILE_TEST
help
This driver adds support for the PolarFire SoC (MPFS) mailbox controller.
diff --git a/drivers/mailbox/bcm-pdc-mailbox.c b/drivers/mailbox/bcm-pdc-mailbox.c
index 8d3a4c1fe761..8c95e3ce295f 100644
--- a/drivers/mailbox/bcm-pdc-mailbox.c
+++ b/drivers/mailbox/bcm-pdc-mailbox.c
@@ -1635,7 +1635,7 @@ static struct platform_driver pdc_mbox_driver = {
.remove = pdc_remove,
.driver = {
.name = "brcm-iproc-pdc-mbox",
- .of_match_table = of_match_ptr(pdc_mbox_of_match),
+ .of_match_table = pdc_mbox_of_match,
},
};
module_platform_driver(pdc_mbox_driver);
diff --git a/drivers/mailbox/hi6220-mailbox.c b/drivers/mailbox/hi6220-mailbox.c
index fca61f5312d9..1c73c63598f5 100644
--- a/drivers/mailbox/hi6220-mailbox.c
+++ b/drivers/mailbox/hi6220-mailbox.c
@@ -325,10 +325,7 @@ static int hi6220_mbox_probe(struct platform_device *pdev)
writel(~0x0, ACK_INT_CLR_REG(mbox->ipc));
/* use interrupt for tx's ack */
- if (of_find_property(node, "hi6220,mbox-tx-noirq", NULL))
- mbox->tx_irq_mode = false;
- else
- mbox->tx_irq_mode = true;
+ mbox->tx_irq_mode = !of_property_read_bool(node, "hi6220,mbox-tx-noirq");
if (mbox->tx_irq_mode)
mbox->controller.txdone_irq = true;
diff --git a/drivers/mailbox/mailbox-test.c b/drivers/mailbox/mailbox-test.c
index 4555d678fadd..c4a705c30331 100644
--- a/drivers/mailbox/mailbox-test.c
+++ b/drivers/mailbox/mailbox-test.c
@@ -12,10 +12,12 @@
#include <linux/kernel.h>
#include <linux/mailbox_client.h>
#include <linux/module.h>
+#include <linux/mutex.h>
#include <linux/of.h>
#include <linux/platform_device.h>
#include <linux/poll.h>
#include <linux/slab.h>
+#include <linux/spinlock.h>
#include <linux/uaccess.h>
#include <linux/sched/signal.h>
@@ -38,6 +40,7 @@ struct mbox_test_device {
char *signal;
char *message;
spinlock_t lock;
+ struct mutex mutex;
wait_queue_head_t waitq;
struct fasync_struct *async_queue;
struct dentry *root_debugfs_dir;
@@ -110,6 +113,8 @@ static ssize_t mbox_test_message_write(struct file *filp,
return -EINVAL;
}
+ mutex_lock(&tdev->mutex);
+
tdev->message = kzalloc(MBOX_MAX_MSG_LEN, GFP_KERNEL);
if (!tdev->message)
return -ENOMEM;
@@ -144,6 +149,8 @@ out:
kfree(tdev->message);
tdev->signal = NULL;
+ mutex_unlock(&tdev->mutex);
+
return ret < 0 ? ret : count;
}
@@ -392,6 +399,7 @@ static int mbox_test_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, tdev);
spin_lock_init(&tdev->lock);
+ mutex_init(&tdev->mutex);
if (tdev->rx_channel) {
tdev->rx_buffer = devm_kzalloc(&pdev->dev,
diff --git a/drivers/mailbox/mailbox.c b/drivers/mailbox/mailbox.c
index 4229b9b5da98..adf36c05fa43 100644
--- a/drivers/mailbox/mailbox.c
+++ b/drivers/mailbox/mailbox.c
@@ -317,6 +317,71 @@ int mbox_flush(struct mbox_chan *chan, unsigned long timeout)
}
EXPORT_SYMBOL_GPL(mbox_flush);
+static int __mbox_bind_client(struct mbox_chan *chan, struct mbox_client *cl)
+{
+ struct device *dev = cl->dev;
+ unsigned long flags;
+ int ret;
+
+ if (chan->cl || !try_module_get(chan->mbox->dev->driver->owner)) {
+ dev_dbg(dev, "%s: mailbox not free\n", __func__);
+ return -EBUSY;
+ }
+
+ spin_lock_irqsave(&chan->lock, flags);
+ chan->msg_free = 0;
+ chan->msg_count = 0;
+ chan->active_req = NULL;
+ chan->cl = cl;
+ init_completion(&chan->tx_complete);
+
+ if (chan->txdone_method == TXDONE_BY_POLL && cl->knows_txdone)
+ chan->txdone_method = TXDONE_BY_ACK;
+
+ spin_unlock_irqrestore(&chan->lock, flags);
+
+ if (chan->mbox->ops->startup) {
+ ret = chan->mbox->ops->startup(chan);
+
+ if (ret) {
+ dev_err(dev, "Unable to startup the chan (%d)\n", ret);
+ mbox_free_channel(chan);
+ return ret;
+ }
+ }
+
+ return 0;
+}
+
+/**
+ * mbox_bind_client - Request a mailbox channel.
+ * @chan: The mailbox channel to bind the client to.
+ * @cl: Identity of the client requesting the channel.
+ *
+ * The Client specifies its requirements and capabilities while asking for
+ * a mailbox channel. It can't be called from atomic context.
+ * The channel is exclusively allocated and can't be used by another
+ * client before the owner calls mbox_free_channel.
+ * After assignment, any packet received on this channel will be
+ * handed over to the client via the 'rx_callback'.
+ * The framework holds reference to the client, so the mbox_client
+ * structure shouldn't be modified until the mbox_free_channel returns.
+ *
+ * Return: 0 if the channel was assigned to the client successfully.
+ * <0 for request failure.
+ */
+int mbox_bind_client(struct mbox_chan *chan, struct mbox_client *cl)
+{
+ int ret;
+
+ mutex_lock(&con_mutex);
+ ret = __mbox_bind_client(chan, cl);
+ mutex_unlock(&con_mutex);
+
+ return ret;
+}
+EXPORT_SYMBOL_GPL(mbox_bind_client);
+
/**
* mbox_request_channel - Request a mailbox channel.
* @cl: Identity of the client requesting the channel.
@@ -340,7 +405,6 @@ struct mbox_chan *mbox_request_channel(struct mbox_client *cl, int index)
struct mbox_controller *mbox;
struct of_phandle_args spec;
struct mbox_chan *chan;
- unsigned long flags;
int ret;
if (!dev || !dev->of_node) {
@@ -372,33 +436,9 @@ struct mbox_chan *mbox_request_channel(struct mbox_client *cl, int index)
return chan;
}
- if (chan->cl || !try_module_get(mbox->dev->driver->owner)) {
- dev_dbg(dev, "%s: mailbox not free\n", __func__);
- mutex_unlock(&con_mutex);
- return ERR_PTR(-EBUSY);
- }
-
- spin_lock_irqsave(&chan->lock, flags);
- chan->msg_free = 0;
- chan->msg_count = 0;
- chan->active_req = NULL;
- chan->cl = cl;
- init_completion(&chan->tx_complete);
-
- if (chan->txdone_method == TXDONE_BY_POLL && cl->knows_txdone)
- chan->txdone_method = TXDONE_BY_ACK;
-
- spin_unlock_irqrestore(&chan->lock, flags);
-
- if (chan->mbox->ops->startup) {
- ret = chan->mbox->ops->startup(chan);
-
- if (ret) {
- dev_err(dev, "Unable to startup the chan (%d)\n", ret);
- mbox_free_channel(chan);
- chan = ERR_PTR(ret);
- }
- }
+ ret = __mbox_bind_client(chan, cl);
+ if (ret)
+ chan = ERR_PTR(ret);
mutex_unlock(&con_mutex);
return chan;
diff --git a/drivers/mailbox/omap-mailbox.c b/drivers/mailbox/omap-mailbox.c
index 098c82d87137..fa2ce3246b70 100644
--- a/drivers/mailbox/omap-mailbox.c
+++ b/drivers/mailbox/omap-mailbox.c
@@ -417,8 +417,6 @@ struct mbox_chan *omap_mbox_request_channel(struct mbox_client *cl,
struct device *dev = cl->dev;
struct omap_mbox *mbox = NULL;
struct omap_mbox_device *mdev;
- struct mbox_chan *chan;
- unsigned long flags;
int ret;
if (!dev)
@@ -441,23 +439,11 @@ struct mbox_chan *omap_mbox_request_channel(struct mbox_client *cl,
if (!mbox || !mbox->chan)
return ERR_PTR(-ENOENT);
- chan = mbox->chan;
- spin_lock_irqsave(&chan->lock, flags);
- chan->msg_free = 0;
- chan->msg_count = 0;
- chan->active_req = NULL;
- chan->cl = cl;
- init_completion(&chan->tx_complete);
- spin_unlock_irqrestore(&chan->lock, flags);
-
- ret = chan->mbox->ops->startup(chan);
- if (ret) {
- pr_err("Unable to startup the chan (%d)\n", ret);
- mbox_free_channel(chan);
- chan = ERR_PTR(ret);
- }
+ ret = mbox_bind_client(mbox->chan, cl);
+ if (ret)
+ return ERR_PTR(ret);
- return chan;
+ return mbox->chan;
}
EXPORT_SYMBOL(omap_mbox_request_channel);
@@ -763,8 +749,7 @@ static int omap_mbox_probe(struct platform_device *pdev)
finfo->name = child->name;
- if (of_find_property(child, "ti,mbox-send-noirq", NULL))
- finfo->send_no_irq = true;
+ finfo->send_no_irq = of_property_read_bool(child, "ti,mbox-send-noirq");
if (finfo->tx_id >= num_fifos || finfo->rx_id >= num_fifos ||
finfo->tx_usr >= num_users || finfo->rx_usr >= num_users)
diff --git a/drivers/mailbox/pcc.c b/drivers/mailbox/pcc.c
index 105d46c9801b..a44d4b3e5beb 100644
--- a/drivers/mailbox/pcc.c
+++ b/drivers/mailbox/pcc.c
@@ -282,8 +282,7 @@ pcc_mbox_request_channel(struct mbox_client *cl, int subspace_id)
{
struct pcc_chan_info *pchan;
struct mbox_chan *chan;
- struct device *dev;
- unsigned long flags;
+ int rc;
if (subspace_id < 0 || subspace_id >= pcc_chan_count)
return ERR_PTR(-ENOENT);
@@ -294,32 +293,10 @@ pcc_mbox_request_channel(struct mbox_client *cl, int subspace_id)
pr_err("Channel not found for idx: %d\n", subspace_id);
return ERR_PTR(-EBUSY);
}
- dev = chan->mbox->dev;
- spin_lock_irqsave(&chan->lock, flags);
- chan->msg_free = 0;
- chan->msg_count = 0;
- chan->active_req = NULL;
- chan->cl = cl;
- init_completion(&chan->tx_complete);
-
- if (chan->txdone_method == TXDONE_BY_POLL && cl->knows_txdone)
- chan->txdone_method = TXDONE_BY_ACK;
-
- spin_unlock_irqrestore(&chan->lock, flags);
-
- if (pchan->plat_irq > 0) {
- int rc;
-
- rc = devm_request_irq(dev, pchan->plat_irq, pcc_mbox_irq, 0,
- MBOX_IRQ_NAME, chan);
- if (unlikely(rc)) {
- dev_err(dev, "failed to register PCC interrupt %d\n",
- pchan->plat_irq);
- pcc_mbox_free_channel(&pchan->chan);
- return ERR_PTR(rc);
- }
- }
+ rc = mbox_bind_client(chan, cl);
+ if (rc)
+ return ERR_PTR(rc);
return &pchan->chan;
}
@@ -333,23 +310,12 @@ EXPORT_SYMBOL_GPL(pcc_mbox_request_channel);
*/
void pcc_mbox_free_channel(struct pcc_mbox_chan *pchan)
{
- struct pcc_chan_info *pchan_info = to_pcc_chan_info(pchan);
struct mbox_chan *chan = pchan->mchan;
- unsigned long flags;
if (!chan || !chan->cl)
return;
- if (pchan_info->plat_irq > 0)
- devm_free_irq(chan->mbox->dev, pchan_info->plat_irq, chan);
-
- spin_lock_irqsave(&chan->lock, flags);
- chan->cl = NULL;
- chan->active_req = NULL;
- if (chan->txdone_method == TXDONE_BY_ACK)
- chan->txdone_method = TXDONE_BY_POLL;
-
- spin_unlock_irqrestore(&chan->lock, flags);
+ mbox_free_channel(chan);
}
EXPORT_SYMBOL_GPL(pcc_mbox_free_channel);
@@ -377,8 +343,48 @@ static int pcc_send_data(struct mbox_chan *chan, void *data)
return pcc_chan_reg_read_modify_write(&pchan->db);
}
+/**
+ * pcc_startup - Called from Mailbox Controller code. Used here
+ * to request the interrupt.
+ * @chan: Pointer to Mailbox channel to startup.
+ *
+ * Return: Err if something failed else 0 for success.
+ */
+static int pcc_startup(struct mbox_chan *chan)
+{
+ struct pcc_chan_info *pchan = chan->con_priv;
+ int rc;
+
+ if (pchan->plat_irq > 0) {
+ rc = devm_request_irq(chan->mbox->dev, pchan->plat_irq, pcc_mbox_irq, 0,
+ MBOX_IRQ_NAME, chan);
+ if (unlikely(rc)) {
+ dev_err(chan->mbox->dev, "failed to register PCC interrupt %d\n",
+ pchan->plat_irq);
+ return rc;
+ }
+ }
+
+ return 0;
+}
+
+/**
+ * pcc_shutdown - Called from Mailbox Controller code. Used here
+ * to free the interrupt.
+ * @chan: Pointer to Mailbox channel to shutdown.
+ */
+static void pcc_shutdown(struct mbox_chan *chan)
+{
+ struct pcc_chan_info *pchan = chan->con_priv;
+
+ if (pchan->plat_irq > 0)
+ devm_free_irq(chan->mbox->dev, pchan->plat_irq, chan);
+}
+
static const struct mbox_chan_ops pcc_chan_ops = {
.send_data = pcc_send_data,
+ .startup = pcc_startup,
+ .shutdown = pcc_shutdown,
};
/**
diff --git a/drivers/mailbox/qcom-apcs-ipc-mailbox.c b/drivers/mailbox/qcom-apcs-ipc-mailbox.c
index 6bbf87c6d60b..002a135ee868 100644
--- a/drivers/mailbox/qcom-apcs-ipc-mailbox.c
+++ b/drivers/mailbox/qcom-apcs-ipc-mailbox.c
@@ -141,9 +141,7 @@ static int qcom_apcs_ipc_remove(struct platform_device *pdev)
/* .data is the offset of the ipc register within the global block */
static const struct of_device_id qcom_apcs_ipc_of_match[] = {
- { .compatible = "qcom,ipq5332-apcs-apps-global", .data = &ipq6018_apcs_data },
{ .compatible = "qcom,ipq6018-apcs-apps-global", .data = &ipq6018_apcs_data },
- { .compatible = "qcom,ipq8074-apcs-apps-global", .data = &ipq6018_apcs_data },
{ .compatible = "qcom,msm8916-apcs-kpss-global", .data = &msm8916_apcs_data },
{ .compatible = "qcom,msm8939-apcs-kpss-global", .data = &msm8916_apcs_data },
{ .compatible = "qcom,msm8953-apcs-kpss-global", .data = &msm8994_apcs_data },
@@ -153,15 +151,18 @@ static const struct of_device_id qcom_apcs_ipc_of_match[] = {
{ .compatible = "qcom,msm8998-apcs-hmss-global", .data = &msm8994_apcs_data },
{ .compatible = "qcom,qcm2290-apcs-hmss-global", .data = &msm8994_apcs_data },
{ .compatible = "qcom,qcs404-apcs-apps-global", .data = &msm8916_apcs_data },
- { .compatible = "qcom,sc7180-apss-shared", .data = &apps_shared_apcs_data },
- { .compatible = "qcom,sc8180x-apss-shared", .data = &apps_shared_apcs_data },
{ .compatible = "qcom,sdm660-apcs-hmss-global", .data = &msm8994_apcs_data },
{ .compatible = "qcom,sdm845-apss-shared", .data = &apps_shared_apcs_data },
{ .compatible = "qcom,sm4250-apcs-hmss-global", .data = &msm8994_apcs_data },
{ .compatible = "qcom,sm6125-apcs-hmss-global", .data = &msm8994_apcs_data },
- { .compatible = "qcom,sm8150-apss-shared", .data = &apps_shared_apcs_data },
{ .compatible = "qcom,sm6115-apcs-hmss-global", .data = &msm8994_apcs_data },
{ .compatible = "qcom,sdx55-apcs-gcc", .data = &sdx55_apcs_data },
+ /* Do not add any more entries using existing driver data */
+ { .compatible = "qcom,ipq5332-apcs-apps-global", .data = &ipq6018_apcs_data },
+ { .compatible = "qcom,ipq8074-apcs-apps-global", .data = &ipq6018_apcs_data },
+ { .compatible = "qcom,sc7180-apss-shared", .data = &apps_shared_apcs_data },
+ { .compatible = "qcom,sc8180x-apss-shared", .data = &apps_shared_apcs_data },
+ { .compatible = "qcom,sm8150-apss-shared", .data = &apps_shared_apcs_data },
{}
};
MODULE_DEVICE_TABLE(of, qcom_apcs_ipc_of_match);
diff --git a/drivers/mailbox/rockchip-mailbox.c b/drivers/mailbox/rockchip-mailbox.c
index 28d7bfee2641..116286ecc5a0 100644
--- a/drivers/mailbox/rockchip-mailbox.c
+++ b/drivers/mailbox/rockchip-mailbox.c
@@ -248,7 +248,7 @@ static struct platform_driver rockchip_mbox_driver = {
.probe = rockchip_mbox_probe,
.driver = {
.name = "rockchip-mailbox",
- .of_match_table = of_match_ptr(rockchip_mbox_of_match),
+ .of_match_table = rockchip_mbox_of_match,
},
};
diff --git a/include/dt-bindings/gce/mediatek,mt6795-gce.h b/include/dt-bindings/gce/mediatek,mt6795-gce.h
new file mode 100644
index 000000000000..97d5ba2d2b44
--- /dev/null
+++ b/include/dt-bindings/gce/mediatek,mt6795-gce.h
@@ -0,0 +1,123 @@
+/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */
+/*
+ * Copyright (c) 2023 Collabora Ltd.
+ * Author: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
+ */
+#ifndef _DT_BINDINGS_GCE_MT6795_H
+#define _DT_BINDINGS_GCE_MT6795_H
+
+/* GCE HW thread priority */
+#define CMDQ_THR_PRIO_LOWEST 0
+#define CMDQ_THR_PRIO_NORMAL 1
+#define CMDQ_THR_PRIO_NORMAL_2 2
+#define CMDQ_THR_PRIO_MEDIUM 3
+#define CMDQ_THR_PRIO_MEDIUM_2 4
+#define CMDQ_THR_PRIO_HIGH 5
+#define CMDQ_THR_PRIO_HIGHER 6
+#define CMDQ_THR_PRIO_HIGHEST 7
+
+/* GCE SUBSYS */
+#define SUBSYS_1300XXXX 0
+#define SUBSYS_1400XXXX 1
+#define SUBSYS_1401XXXX 2
+#define SUBSYS_1402XXXX 3
+#define SUBSYS_1500XXXX 4
+#define SUBSYS_1600XXXX 5
+#define SUBSYS_1700XXXX 6
+#define SUBSYS_1800XXXX 7
+#define SUBSYS_1000XXXX 8
+#define SUBSYS_1001XXXX 9
+#define SUBSYS_1002XXXX 10
+#define SUBSYS_1003XXXX 11
+#define SUBSYS_1004XXXX 12
+#define SUBSYS_1005XXXX 13
+#define SUBSYS_1020XXXX 14
+#define SUBSYS_1021XXXX 15
+#define SUBSYS_1120XXXX 16
+#define SUBSYS_1121XXXX 17
+#define SUBSYS_1122XXXX 18
+#define SUBSYS_1123XXXX 19
+#define SUBSYS_1124XXXX 20
+#define SUBSYS_1125XXXX 21
+#define SUBSYS_1126XXXX 22
+
+/* GCE HW EVENT */
+#define CMDQ_EVENT_MDP_RDMA0_SOF 0
+#define CMDQ_EVENT_MDP_RDMA1_SOF 1
+#define CMDQ_EVENT_MDP_DSI0_TE_SOF 2
+#define CMDQ_EVENT_MDP_DSI1_TE_SOF 3
+#define CMDQ_EVENT_MDP_MVW_SOF 4
+#define CMDQ_EVENT_MDP_TDSHP0_SOF 5
+#define CMDQ_EVENT_MDP_TDSHP1_SOF 6
+#define CMDQ_EVENT_MDP_WDMA_SOF 7
+#define CMDQ_EVENT_MDP_WROT0_SOF 8
+#define CMDQ_EVENT_MDP_WROT1_SOF 9
+#define CMDQ_EVENT_MDP_CROP_SOF 10
+#define CMDQ_EVENT_DISP_OVL0_SOF 11
+#define CMDQ_EVENT_DISP_OVL1_SOF 12
+#define CMDQ_EVENT_DISP_RDMA0_SOF 13
+#define CMDQ_EVENT_DISP_RDMA1_SOF 14
+#define CMDQ_EVENT_DISP_RDMA2_SOF 15
+#define CMDQ_EVENT_DISP_WDMA0_SOF 16
+#define CMDQ_EVENT_DISP_WDMA1_SOF 17
+#define CMDQ_EVENT_DISP_COLOR0_SOF 18
+#define CMDQ_EVENT_DISP_COLOR1_SOF 19
+#define CMDQ_EVENT_DISP_AAL_SOF 20
+#define CMDQ_EVENT_DISP_GAMMA_SOF 21
+#define CMDQ_EVENT_DISP_UFOE_SOF 22
+#define CMDQ_EVENT_DISP_PWM0_SOF 23
+#define CMDQ_EVENT_DISP_PWM1_SOF 24
+#define CMDQ_EVENT_DISP_OD_SOF 25
+#define CMDQ_EVENT_MDP_RDMA0_EOF 26
+#define CMDQ_EVENT_MDP_RDMA1_EOF 27
+#define CMDQ_EVENT_MDP_RSZ0_EOF 28
+#define CMDQ_EVENT_MDP_RSZ1_EOF 29
+#define CMDQ_EVENT_MDP_RSZ2_EOF 30
+#define CMDQ_EVENT_MDP_TDSHP0_EOF 31
+#define CMDQ_EVENT_MDP_TDSHP1_EOF 32
+#define CMDQ_EVENT_MDP_WDMA_EOF 33
+#define CMDQ_EVENT_MDP_WROT0_WRITE_EOF 34
+#define CMDQ_EVENT_MDP_WROT0_READ_EOF 35
+#define CMDQ_EVENT_MDP_WROT1_WRITE_EOF 36
+#define CMDQ_EVENT_MDP_WROT1_READ_EOF 37
+#define CMDQ_EVENT_MDP_CROP_EOF 38
+#define CMDQ_EVENT_DISP_OVL0_EOF 39
+#define CMDQ_EVENT_DISP_OVL1_EOF 40
+#define CMDQ_EVENT_DISP_RDMA0_EOF 41
+#define CMDQ_EVENT_DISP_RDMA1_EOF 42
+#define CMDQ_EVENT_DISP_RDMA2_EOF 43
+#define CMDQ_EVENT_DISP_WDMA0_EOF 44
+#define CMDQ_EVENT_DISP_WDMA1_EOF 45
+#define CMDQ_EVENT_DISP_COLOR0_EOF 46
+#define CMDQ_EVENT_DISP_COLOR1_EOF 47
+#define CMDQ_EVENT_DISP_AAL_EOF 48
+#define CMDQ_EVENT_DISP_GAMMA_EOF 49
+#define CMDQ_EVENT_DISP_UFOE_EOF 50
+#define CMDQ_EVENT_DISP_DPI0_EOF 51
+#define CMDQ_EVENT_MUTEX0_STREAM_EOF 52
+#define CMDQ_EVENT_MUTEX1_STREAM_EOF 53
+#define CMDQ_EVENT_MUTEX2_STREAM_EOF 54
+#define CMDQ_EVENT_MUTEX3_STREAM_EOF 55
+#define CMDQ_EVENT_MUTEX4_STREAM_EOF 56
+#define CMDQ_EVENT_MUTEX5_STREAM_EOF 57
+#define CMDQ_EVENT_MUTEX6_STREAM_EOF 58
+#define CMDQ_EVENT_MUTEX7_STREAM_EOF 59
+#define CMDQ_EVENT_MUTEX8_STREAM_EOF 60
+#define CMDQ_EVENT_MUTEX9_STREAM_EOF 61
+#define CMDQ_EVENT_DISP_RDMA0_UNDERRUN 62
+#define CMDQ_EVENT_DISP_RDMA1_UNDERRUN 63
+#define CMDQ_EVENT_DISP_RDMA2_UNDERRUN 64
+#define CMDQ_EVENT_ISP_PASS2_2_EOF 129
+#define CMDQ_EVENT_ISP_PASS2_1_EOF 130
+#define CMDQ_EVENT_ISP_PASS2_0_EOF 131
+#define CMDQ_EVENT_ISP_PASS1_1_EOF 132
+#define CMDQ_EVENT_ISP_PASS1_0_EOF 133
+#define CMDQ_EVENT_CAMSV_2_PASS1_EOF 134
+#define CMDQ_EVENT_CAMSV_1_PASS1_EOF 135
+#define CMDQ_EVENT_SENINF_CAM1_2_3_FIFO_FULL 136
+#define CMDQ_EVENT_SENINF_CAM0_FIFO_FULL 137
+#define CMDQ_EVENT_JPGENC_PASS2_EOF 257
+#define CMDQ_EVENT_JPGENC_PASS1_EOF 258
+#define CMDQ_EVENT_JPGDEC_EOF 259
+
+#endif
diff --git a/include/linux/mailbox_client.h b/include/linux/mailbox_client.h
index 65229a45590f..734694912ef7 100644
--- a/include/linux/mailbox_client.h
+++ b/include/linux/mailbox_client.h
@@ -37,6 +37,7 @@ struct mbox_client {
void (*tx_done)(struct mbox_client *cl, void *mssg, int r);
};
+int mbox_bind_client(struct mbox_chan *chan, struct mbox_client *cl);
struct mbox_chan *mbox_request_channel_byname(struct mbox_client *cl,
const char *name);
struct mbox_chan *mbox_request_channel(struct mbox_client *cl, int index);
generated by cgit v1.2.3 (git 2.39.0) at 2024-11-19 10:42:43 +0300