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-rw-r--r--Documentation/devicetree/bindings/misc/fsl,dpaa2-console.txt11
-rw-r--r--MAINTAINERS1
-rw-r--r--drivers/bus/fsl-mc/dprc.c30
-rw-r--r--drivers/bus/fsl-mc/fsl-mc-bus.c15
-rw-r--r--drivers/bus/fsl-mc/fsl-mc-private.h17
-rw-r--r--drivers/soc/fsl/Kconfig10
-rw-r--r--drivers/soc/fsl/Makefile1
-rw-r--r--drivers/soc/fsl/dpaa2-console.c329
-rw-r--r--drivers/soc/fsl/dpio/dpio-driver.c23
-rw-r--r--drivers/soc/fsl/dpio/qbman-portal.c148
-rw-r--r--drivers/soc/fsl/dpio/qbman-portal.h9
-rw-r--r--drivers/soc/fsl/guts.c6
-rw-r--r--drivers/soc/fsl/qbman/bman_portal.c20
-rw-r--r--drivers/soc/fsl/qbman/qman_ccsr.c2
-rw-r--r--drivers/soc/fsl/qbman/qman_portal.c21
-rw-r--r--drivers/soc/fsl/qbman/qman_priv.h9
-rw-r--r--include/soc/fsl/bman.h8
-rw-r--r--include/soc/fsl/qman.h9
18 files changed, 618 insertions, 51 deletions
diff --git a/Documentation/devicetree/bindings/misc/fsl,dpaa2-console.txt b/Documentation/devicetree/bindings/misc/fsl,dpaa2-console.txt
new file mode 100644
index 000000000000..1442ba5d2d98
--- /dev/null
+++ b/Documentation/devicetree/bindings/misc/fsl,dpaa2-console.txt
@@ -0,0 +1,11 @@
+DPAA2 console support
+
+Required properties:
+
+ - compatible
+ Value type: <string>
+ Definition: Must be "fsl,dpaa2-console".
+ - reg
+ Value type: <prop-encoded-array>
+ Definition: A standard property. Specifies the region where the MCFBA
+ (MC firmware base address) register can be found.
diff --git a/MAINTAINERS b/MAINTAINERS
index 57f496cff999..70e9c0afbffb 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -6416,6 +6416,7 @@ M: Li Yang <leoyang.li@nxp.com>
L: linuxppc-dev@lists.ozlabs.org
L: linux-arm-kernel@lists.infradead.org
S: Maintained
+F: Documentation/devicetree/bindings/misc/fsl,dpaa2-console.txt
F: Documentation/devicetree/bindings/soc/fsl/
F: drivers/soc/fsl/
F: include/linux/fsl/
diff --git a/drivers/bus/fsl-mc/dprc.c b/drivers/bus/fsl-mc/dprc.c
index 1c3f62182266..0fe3f52ae0de 100644
--- a/drivers/bus/fsl-mc/dprc.c
+++ b/drivers/bus/fsl-mc/dprc.c
@@ -443,11 +443,31 @@ int dprc_get_obj_region(struct fsl_mc_io *mc_io,
struct fsl_mc_command cmd = { 0 };
struct dprc_cmd_get_obj_region *cmd_params;
struct dprc_rsp_get_obj_region *rsp_params;
+ u16 major_ver, minor_ver;
int err;
/* prepare command */
- cmd.header = mc_encode_cmd_header(DPRC_CMDID_GET_OBJ_REG,
- cmd_flags, token);
+ err = dprc_get_api_version(mc_io, 0,
+ &major_ver,
+ &minor_ver);
+ if (err)
+ return err;
+
+ /**
+ * MC API version 6.3 introduced a new field to the region
+ * descriptor: base_address. If the older API is in use then the base
+ * address is set to zero to indicate it needs to be obtained elsewhere
+ * (typically the device tree).
+ */
+ if (major_ver > 6 || (major_ver == 6 && minor_ver >= 3))
+ cmd.header =
+ mc_encode_cmd_header(DPRC_CMDID_GET_OBJ_REG_V2,
+ cmd_flags, token);
+ else
+ cmd.header =
+ mc_encode_cmd_header(DPRC_CMDID_GET_OBJ_REG,
+ cmd_flags, token);
+
cmd_params = (struct dprc_cmd_get_obj_region *)cmd.params;
cmd_params->obj_id = cpu_to_le32(obj_id);
cmd_params->region_index = region_index;
@@ -461,8 +481,12 @@ int dprc_get_obj_region(struct fsl_mc_io *mc_io,
/* retrieve response parameters */
rsp_params = (struct dprc_rsp_get_obj_region *)cmd.params;
- region_desc->base_offset = le64_to_cpu(rsp_params->base_addr);
+ region_desc->base_offset = le64_to_cpu(rsp_params->base_offset);
region_desc->size = le32_to_cpu(rsp_params->size);
+ if (major_ver > 6 || (major_ver == 6 && minor_ver >= 3))
+ region_desc->base_address = le64_to_cpu(rsp_params->base_addr);
+ else
+ region_desc->base_address = 0;
return 0;
}
diff --git a/drivers/bus/fsl-mc/fsl-mc-bus.c b/drivers/bus/fsl-mc/fsl-mc-bus.c
index f0404c6d1ff4..5c9bf2e06552 100644
--- a/drivers/bus/fsl-mc/fsl-mc-bus.c
+++ b/drivers/bus/fsl-mc/fsl-mc-bus.c
@@ -487,10 +487,19 @@ static int fsl_mc_device_get_mmio_regions(struct fsl_mc_device *mc_dev,
"dprc_get_obj_region() failed: %d\n", error);
goto error_cleanup_regions;
}
-
- error = translate_mc_addr(mc_dev, mc_region_type,
+ /*
+ * Older MC only returned region offset and no base address
+ * If base address is in the region_desc use it otherwise
+ * revert to old mechanism
+ */
+ if (region_desc.base_address)
+ regions[i].start = region_desc.base_address +
+ region_desc.base_offset;
+ else
+ error = translate_mc_addr(mc_dev, mc_region_type,
region_desc.base_offset,
&regions[i].start);
+
if (error < 0) {
dev_err(parent_dev,
"Invalid MC offset: %#x (for %s.%d\'s region %d)\n",
@@ -504,6 +513,8 @@ static int fsl_mc_device_get_mmio_regions(struct fsl_mc_device *mc_dev,
regions[i].flags = IORESOURCE_IO;
if (region_desc.flags & DPRC_REGION_CACHEABLE)
regions[i].flags |= IORESOURCE_CACHEABLE;
+ if (region_desc.flags & DPRC_REGION_SHAREABLE)
+ regions[i].flags |= IORESOURCE_MEM;
}
mc_dev->regions = regions;
diff --git a/drivers/bus/fsl-mc/fsl-mc-private.h b/drivers/bus/fsl-mc/fsl-mc-private.h
index ea11b4fe59f7..020fcc04ec8b 100644
--- a/drivers/bus/fsl-mc/fsl-mc-private.h
+++ b/drivers/bus/fsl-mc/fsl-mc-private.h
@@ -79,9 +79,11 @@ int dpmcp_reset(struct fsl_mc_io *mc_io,
/* DPRC command versioning */
#define DPRC_CMD_BASE_VERSION 1
+#define DPRC_CMD_2ND_VERSION 2
#define DPRC_CMD_ID_OFFSET 4
#define DPRC_CMD(id) (((id) << DPRC_CMD_ID_OFFSET) | DPRC_CMD_BASE_VERSION)
+#define DPRC_CMD_V2(id) (((id) << DPRC_CMD_ID_OFFSET) | DPRC_CMD_2ND_VERSION)
/* DPRC command IDs */
#define DPRC_CMDID_CLOSE DPRC_CMD(0x800)
@@ -100,6 +102,7 @@ int dpmcp_reset(struct fsl_mc_io *mc_io,
#define DPRC_CMDID_GET_OBJ_COUNT DPRC_CMD(0x159)
#define DPRC_CMDID_GET_OBJ DPRC_CMD(0x15A)
#define DPRC_CMDID_GET_OBJ_REG DPRC_CMD(0x15E)
+#define DPRC_CMDID_GET_OBJ_REG_V2 DPRC_CMD_V2(0x15E)
#define DPRC_CMDID_SET_OBJ_IRQ DPRC_CMD(0x15F)
struct dprc_cmd_open {
@@ -199,9 +202,16 @@ struct dprc_rsp_get_obj_region {
/* response word 0 */
__le64 pad;
/* response word 1 */
- __le64 base_addr;
+ __le64 base_offset;
/* response word 2 */
__le32 size;
+ __le32 pad2;
+ /* response word 3 */
+ __le32 flags;
+ __le32 pad3;
+ /* response word 4 */
+ /* base_addr may be zero if older MC firmware is used */
+ __le64 base_addr;
};
struct dprc_cmd_set_obj_irq {
@@ -334,6 +344,7 @@ int dprc_set_obj_irq(struct fsl_mc_io *mc_io,
/* Region flags */
/* Cacheable - Indicates that region should be mapped as cacheable */
#define DPRC_REGION_CACHEABLE 0x00000001
+#define DPRC_REGION_SHAREABLE 0x00000002
/**
* enum dprc_region_type - Region type
@@ -342,7 +353,8 @@ int dprc_set_obj_irq(struct fsl_mc_io *mc_io,
*/
enum dprc_region_type {
DPRC_REGION_TYPE_MC_PORTAL,
- DPRC_REGION_TYPE_QBMAN_PORTAL
+ DPRC_REGION_TYPE_QBMAN_PORTAL,
+ DPRC_REGION_TYPE_QBMAN_MEM_BACKED_PORTAL
};
/**
@@ -360,6 +372,7 @@ struct dprc_region_desc {
u32 size;
u32 flags;
enum dprc_region_type type;
+ u64 base_address;
};
int dprc_get_obj_region(struct fsl_mc_io *mc_io,
diff --git a/drivers/soc/fsl/Kconfig b/drivers/soc/fsl/Kconfig
index 217f7752cf2c..f9ad8ad54a7d 100644
--- a/drivers/soc/fsl/Kconfig
+++ b/drivers/soc/fsl/Kconfig
@@ -30,4 +30,14 @@ config FSL_MC_DPIO
other DPAA2 objects. This driver does not expose the DPIO
objects individually, but groups them under a service layer
API.
+
+config DPAA2_CONSOLE
+ tristate "QorIQ DPAA2 console driver"
+ depends on OF && (ARCH_LAYERSCAPE || COMPILE_TEST)
+ default y
+ help
+ Console driver for DPAA2 platforms. Exports 2 char devices,
+ /dev/dpaa2_mc_console and /dev/dpaa2_aiop_console,
+ which can be used to dump the Management Complex and AIOP
+ firmware logs.
endmenu
diff --git a/drivers/soc/fsl/Makefile b/drivers/soc/fsl/Makefile
index 158541a83d26..71dee8d0d1f0 100644
--- a/drivers/soc/fsl/Makefile
+++ b/drivers/soc/fsl/Makefile
@@ -8,3 +8,4 @@ obj-$(CONFIG_QUICC_ENGINE) += qe/
obj-$(CONFIG_CPM) += qe/
obj-$(CONFIG_FSL_GUTS) += guts.o
obj-$(CONFIG_FSL_MC_DPIO) += dpio/
+obj-$(CONFIG_DPAA2_CONSOLE) += dpaa2-console.o
diff --git a/drivers/soc/fsl/dpaa2-console.c b/drivers/soc/fsl/dpaa2-console.c
new file mode 100644
index 000000000000..9168d8ddc932
--- /dev/null
+++ b/drivers/soc/fsl/dpaa2-console.c
@@ -0,0 +1,329 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
+/*
+ * Freescale DPAA2 Platforms Console Driver
+ *
+ * Copyright 2015-2016 Freescale Semiconductor Inc.
+ * Copyright 2018 NXP
+ */
+
+#define pr_fmt(fmt) "dpaa2-console: " fmt
+
+#include <linux/module.h>
+#include <linux/of_device.h>
+#include <linux/of_address.h>
+#include <linux/miscdevice.h>
+#include <linux/uaccess.h>
+#include <linux/slab.h>
+#include <linux/fs.h>
+#include <linux/io.h>
+
+/* MC firmware base low/high registers indexes */
+#define MCFBALR_OFFSET 0
+#define MCFBAHR_OFFSET 1
+
+/* Bit masks used to get the most/least significant part of the MC base addr */
+#define MC_FW_ADDR_MASK_HIGH 0x1FFFF
+#define MC_FW_ADDR_MASK_LOW 0xE0000000
+
+#define MC_BUFFER_OFFSET 0x01000000
+#define MC_BUFFER_SIZE (1024 * 1024 * 16)
+#define MC_OFFSET_DELTA MC_BUFFER_OFFSET
+
+#define AIOP_BUFFER_OFFSET 0x06000000
+#define AIOP_BUFFER_SIZE (1024 * 1024 * 16)
+#define AIOP_OFFSET_DELTA 0
+
+#define LOG_HEADER_FLAG_BUFFER_WRAPAROUND 0x80000000
+#define LAST_BYTE(a) ((a) & ~(LOG_HEADER_FLAG_BUFFER_WRAPAROUND))
+
+/* MC and AIOP Magic words */
+#define MAGIC_MC 0x4d430100
+#define MAGIC_AIOP 0x41494F50
+
+struct log_header {
+ __le32 magic_word;
+ char reserved[4];
+ __le32 buf_start;
+ __le32 buf_length;
+ __le32 last_byte;
+};
+
+struct console_data {
+ void __iomem *map_addr;
+ struct log_header __iomem *hdr;
+ void __iomem *start_addr;
+ void __iomem *end_addr;
+ void __iomem *end_of_data;
+ void __iomem *cur_ptr;
+};
+
+static struct resource mc_base_addr;
+
+static inline void adjust_end(struct console_data *cd)
+{
+ u32 last_byte = readl(&cd->hdr->last_byte);
+
+ cd->end_of_data = cd->start_addr + LAST_BYTE(last_byte);
+}
+
+static u64 get_mc_fw_base_address(void)
+{
+ u64 mcfwbase = 0ULL;
+ u32 __iomem *mcfbaregs;
+
+ mcfbaregs = ioremap(mc_base_addr.start, resource_size(&mc_base_addr));
+ if (!mcfbaregs) {
+ pr_err("could not map MC Firmaware Base registers\n");
+ return 0;
+ }
+
+ mcfwbase = readl(mcfbaregs + MCFBAHR_OFFSET) &
+ MC_FW_ADDR_MASK_HIGH;
+ mcfwbase <<= 32;
+ mcfwbase |= readl(mcfbaregs + MCFBALR_OFFSET) & MC_FW_ADDR_MASK_LOW;
+ iounmap(mcfbaregs);
+
+ pr_debug("MC base address at 0x%016llx\n", mcfwbase);
+ return mcfwbase;
+}
+
+static ssize_t dpaa2_console_size(struct console_data *cd)
+{
+ ssize_t size;
+
+ if (cd->cur_ptr <= cd->end_of_data)
+ size = cd->end_of_data - cd->cur_ptr;
+ else
+ size = (cd->end_addr - cd->cur_ptr) +
+ (cd->end_of_data - cd->start_addr);
+
+ return size;
+}
+
+static int dpaa2_generic_console_open(struct inode *node, struct file *fp,
+ u64 offset, u64 size,
+ u32 expected_magic,
+ u32 offset_delta)
+{
+ u32 read_magic, wrapped, last_byte, buf_start, buf_length;
+ struct console_data *cd;
+ u64 base_addr;
+ int err;
+
+ cd = kmalloc(sizeof(*cd), GFP_KERNEL);
+ if (!cd)
+ return -ENOMEM;
+
+ base_addr = get_mc_fw_base_address();
+ if (!base_addr) {
+ err = -EIO;
+ goto err_fwba;
+ }
+
+ cd->map_addr = ioremap(base_addr + offset, size);
+ if (!cd->map_addr) {
+ pr_err("cannot map console log memory\n");
+ err = -EIO;
+ goto err_ioremap;
+ }
+
+ cd->hdr = (struct log_header __iomem *)cd->map_addr;
+ read_magic = readl(&cd->hdr->magic_word);
+ last_byte = readl(&cd->hdr->last_byte);
+ buf_start = readl(&cd->hdr->buf_start);
+ buf_length = readl(&cd->hdr->buf_length);
+
+ if (read_magic != expected_magic) {
+ pr_warn("expected = %08x, read = %08x\n",
+ expected_magic, read_magic);
+ err = -EIO;
+ goto err_magic;
+ }
+
+ cd->start_addr = cd->map_addr + buf_start - offset_delta;
+ cd->end_addr = cd->start_addr + buf_length;
+
+ wrapped = last_byte & LOG_HEADER_FLAG_BUFFER_WRAPAROUND;
+
+ adjust_end(cd);
+ if (wrapped && cd->end_of_data != cd->end_addr)
+ cd->cur_ptr = cd->end_of_data + 1;
+ else
+ cd->cur_ptr = cd->start_addr;
+
+ fp->private_data = cd;
+
+ return 0;
+
+err_magic:
+ iounmap(cd->map_addr);
+
+err_ioremap:
+err_fwba:
+ kfree(cd);
+
+ return err;
+}
+
+static int dpaa2_mc_console_open(struct inode *node, struct file *fp)
+{
+ return dpaa2_generic_console_open(node, fp,
+ MC_BUFFER_OFFSET, MC_BUFFER_SIZE,
+ MAGIC_MC, MC_OFFSET_DELTA);
+}
+
+static int dpaa2_aiop_console_open(struct inode *node, struct file *fp)
+{
+ return dpaa2_generic_console_open(node, fp,
+ AIOP_BUFFER_OFFSET, AIOP_BUFFER_SIZE,
+ MAGIC_AIOP, AIOP_OFFSET_DELTA);
+}
+
+static int dpaa2_console_close(struct inode *node, struct file *fp)
+{
+ struct console_data *cd = fp->private_data;
+
+ iounmap(cd->map_addr);
+ kfree(cd);
+ return 0;
+}
+
+static ssize_t dpaa2_console_read(struct file *fp, char __user *buf,
+ size_t count, loff_t *f_pos)
+{
+ struct console_data *cd = fp->private_data;
+ size_t bytes = dpaa2_console_size(cd);
+ size_t bytes_end = cd->end_addr - cd->cur_ptr;
+ size_t written = 0;
+ void *kbuf;
+ int err;
+
+ /* Check if we need to adjust the end of data addr */
+ adjust_end(cd);
+
+ if (cd->end_of_data == cd->cur_ptr)
+ return 0;
+
+ if (count < bytes)
+ bytes = count;
+
+ kbuf = kmalloc(bytes, GFP_KERNEL);
+ if (!kbuf)
+ return -ENOMEM;
+
+ if (bytes > bytes_end) {
+ memcpy_fromio(kbuf, cd->cur_ptr, bytes_end);
+ if (copy_to_user(buf, kbuf, bytes_end)) {
+ err = -EFAULT;
+ goto err_free_buf;
+ }
+ buf += bytes_end;
+ cd->cur_ptr = cd->start_addr;
+ bytes -= bytes_end;
+ written += bytes_end;
+ }
+
+ memcpy_fromio(kbuf, cd->cur_ptr, bytes);
+ if (copy_to_user(buf, kbuf, bytes)) {
+ err = -EFAULT;
+ goto err_free_buf;
+ }
+ cd->cur_ptr += bytes;
+ written += bytes;
+
+ return written;
+
+err_free_buf:
+ kfree(kbuf);
+
+ return err;
+}
+
+static const struct file_operations dpaa2_mc_console_fops = {
+ .owner = THIS_MODULE,
+ .open = dpaa2_mc_console_open,
+ .release = dpaa2_console_close,
+ .read = dpaa2_console_read,
+};
+
+static struct miscdevice dpaa2_mc_console_dev = {
+ .minor = MISC_DYNAMIC_MINOR,
+ .name = "dpaa2_mc_console",
+ .fops = &dpaa2_mc_console_fops
+};
+
+static const struct file_operations dpaa2_aiop_console_fops = {
+ .owner = THIS_MODULE,
+ .open = dpaa2_aiop_console_open,
+ .release = dpaa2_console_close,
+ .read = dpaa2_console_read,
+};
+
+static struct miscdevice dpaa2_aiop_console_dev = {
+ .minor = MISC_DYNAMIC_MINOR,
+ .name = "dpaa2_aiop_console",
+ .fops = &dpaa2_aiop_console_fops
+};
+
+static int dpaa2_console_probe(struct platform_device *pdev)
+{
+ int error;
+
+ error = of_address_to_resource(pdev->dev.of_node, 0, &mc_base_addr);
+ if (error < 0) {
+ pr_err("of_address_to_resource() failed for %pOF with %d\n",
+ pdev->dev.of_node, error);
+ return error;
+ }
+
+ error = misc_register(&dpaa2_mc_console_dev);
+ if (error) {
+ pr_err("cannot register device %s\n",
+ dpaa2_mc_console_dev.name);
+ goto err_register_mc;
+ }
+
+ error = misc_register(&dpaa2_aiop_console_dev);
+ if (error) {
+ pr_err("cannot register device %s\n",
+ dpaa2_aiop_console_dev.name);
+ goto err_register_aiop;
+ }
+
+ return 0;
+
+err_register_aiop:
+ misc_deregister(&dpaa2_mc_console_dev);
+err_register_mc:
+ return error;
+}
+
+static int dpaa2_console_remove(struct platform_device *pdev)
+{
+ misc_deregister(&dpaa2_mc_console_dev);
+ misc_deregister(&dpaa2_aiop_console_dev);
+
+ return 0;
+}
+
+static const struct of_device_id dpaa2_console_match_table[] = {
+ { .compatible = "fsl,dpaa2-console",},
+ {},
+};
+
+MODULE_DEVICE_TABLE(of, dpaa2_console_match_table);
+
+static struct platform_driver dpaa2_console_driver = {
+ .driver = {
+ .name = "dpaa2-console",
+ .pm = NULL,
+ .of_match_table = dpaa2_console_match_table,
+ },
+ .probe = dpaa2_console_probe,
+ .remove = dpaa2_console_remove,
+};
+module_platform_driver(dpaa2_console_driver);
+
+MODULE_LICENSE("Dual BSD/GPL");
+MODULE_AUTHOR("Roy Pledge <roy.pledge@nxp.com>");
+MODULE_DESCRIPTION("DPAA2 console driver");
diff --git a/drivers/soc/fsl/dpio/dpio-driver.c b/drivers/soc/fsl/dpio/dpio-driver.c
index c0cdc8946031..70014ecce2a7 100644
--- a/drivers/soc/fsl/dpio/dpio-driver.c
+++ b/drivers/soc/fsl/dpio/dpio-driver.c
@@ -197,13 +197,22 @@ static int dpaa2_dpio_probe(struct fsl_mc_device *dpio_dev)
desc.cpu);
}
- /*
- * Set the CENA regs to be the cache inhibited area of the portal to
- * avoid coherency issues if a user migrates to another core.
- */
- desc.regs_cena = devm_memremap(dev, dpio_dev->regions[1].start,
- resource_size(&dpio_dev->regions[1]),
- MEMREMAP_WC);
+ if (dpio_dev->obj_desc.region_count < 3) {
+ /* No support for DDR backed portals, use classic mapping */
+ /*
+ * Set the CENA regs to be the cache inhibited area of the
+ * portal to avoid coherency issues if a user migrates to
+ * another core.
+ */
+ desc.regs_cena = devm_memremap(dev, dpio_dev->regions[1].start,
+ resource_size(&dpio_dev->regions[1]),
+ MEMREMAP_WC);
+ } else {
+ desc.regs_cena = devm_memremap(dev, dpio_dev->regions[2].start,
+ resource_size(&dpio_dev->regions[2]),
+ MEMREMAP_WB);
+ }
+
if (IS_ERR(desc.regs_cena)) {
dev_err(dev, "devm_memremap failed\n");
err = PTR_ERR(desc.regs_cena);
diff --git a/drivers/soc/fsl/dpio/qbman-portal.c b/drivers/soc/fsl/dpio/qbman-portal.c
index d02013556a1b..c66f5b73777c 100644
--- a/drivers/soc/fsl/dpio/qbman-portal.c
+++ b/drivers/soc/fsl/dpio/qbman-portal.c
@@ -15,6 +15,8 @@
#define QMAN_REV_4000 0x04000000
#define QMAN_REV_4100 0x04010000
#define QMAN_REV_4101 0x04010001
+#define QMAN_REV_5000 0x05000000
+
#define QMAN_REV_MASK 0xffff0000
/* All QBMan command and result structures use this "valid bit" encoding */
@@ -25,10 +27,17 @@
#define QBMAN_WQCHAN_CONFIGURE 0x46
/* CINH register offsets */
+#define QBMAN_CINH_SWP_EQCR_PI 0x800
#define QBMAN_CINH_SWP_EQAR 0x8c0
+#define QBMAN_CINH_SWP_CR_RT 0x900
+#define QBMAN_CINH_SWP_VDQCR_RT 0x940
+#define QBMAN_CINH_SWP_EQCR_AM_RT 0x980
+#define QBMAN_CINH_SWP_RCR_AM_RT 0x9c0
#define QBMAN_CINH_SWP_DQPI 0xa00
#define QBMAN_CINH_SWP_DCAP 0xac0
#define QBMAN_CINH_SWP_SDQCR 0xb00
+#define QBMAN_CINH_SWP_EQCR_AM_RT2 0xb40
+#define QBMAN_CINH_SWP_RCR_PI 0xc00
#define QBMAN_CINH_SWP_RAR 0xcc0
#define QBMAN_CINH_SWP_ISR 0xe00
#define QBMAN_CINH_SWP_IER 0xe40
@@ -43,6 +52,13 @@
#define QBMAN_CENA_SWP_RR(vb) (0x700 + ((u32)(vb) >> 1))
#define QBMAN_CENA_SWP_VDQCR 0x780
+/* CENA register offsets in memory-backed mode */
+#define QBMAN_CENA_SWP_DQRR_MEM(n) (0x800 + ((u32)(n) << 6))
+#define QBMAN_CENA_SWP_RCR_MEM(n) (0x1400 + ((u32)(n) << 6))
+#define QBMAN_CENA_SWP_CR_MEM 0x1600
+#define QBMAN_CENA_SWP_RR_MEM 0x1680
+#define QBMAN_CENA_SWP_VDQCR_MEM 0x1780
+
/* Reverse mapping of QBMAN_CENA_SWP_DQRR() */
#define QBMAN_IDX_FROM_DQRR(p) (((unsigned long)(p) & 0x1ff) >> 6)
@@ -96,10 +112,13 @@ static inline void *qbman_get_cmd(struct qbman_swp *p, u32 offset)
#define SWP_CFG_DQRR_MF_SHIFT 20
#define SWP_CFG_EST_SHIFT 16
+#define SWP_CFG_CPBS_SHIFT 15
#define SWP_CFG_WN_SHIFT 14
#define SWP_CFG_RPM_SHIFT 12
#define SWP_CFG_DCM_SHIFT 10
#define SWP_CFG_EPM_SHIFT 8
+#define SWP_CFG_VPM_SHIFT 7
+#define SWP_CFG_CPM_SHIFT 6
#define SWP_CFG_SD_SHIFT 5
#define SWP_CFG_SP_SHIFT 4
#define SWP_CFG_SE_SHIFT 3
@@ -125,6 +144,8 @@ static inline u32 qbman_set_swp_cfg(u8 max_fill, u8 wn, u8 est, u8 rpm, u8 dcm,
ep << SWP_CFG_EP_SHIFT);
}
+#define QMAN_RT_MODE 0x00000100
+
/**
* qbman_swp_init() - Create a functional object representing the given
* QBMan portal descriptor.
@@ -146,6 +167,8 @@ struct qbman_swp *qbman_swp_init(const struct qbman_swp_desc *d)
p->sdq |= qbman_sdqcr_dct_prio_ics << QB_SDQCR_DCT_SHIFT;
p->sdq |= qbman_sdqcr_fc_up_to_3 << QB_SDQCR_FC_SHIFT;
p->sdq |= QMAN_SDQCR_TOKEN << QB_SDQCR_TOK_SHIFT;
+ if ((p->desc->qman_version & QMAN_REV_MASK) >= QMAN_REV_5000)
+ p->mr.valid_bit = QB_VALID_BIT;
atomic_set(&p->vdq.available, 1);
p->vdq.valid_bit = QB_VALID_BIT;
@@ -163,6 +186,9 @@ struct qbman_swp *qbman_swp_init(const struct qbman_swp_desc *d)
p->addr_cena = d->cena_bar;
p->addr_cinh = d->cinh_bar;
+ if ((p->desc->qman_version & QMAN_REV_MASK) >= QMAN_REV_5000)
+ memset(p->addr_cena, 0, 64 * 1024);
+
reg = qbman_set_swp_cfg(p->dqrr.dqrr_size,
1, /* Writes Non-cacheable */
0, /* EQCR_CI stashing threshold */
@@ -175,6 +201,10 @@ struct qbman_swp *qbman_swp_init(const struct qbman_swp_desc *d)
1, /* dequeue stashing priority == TRUE */
0, /* dequeue stashing enable == FALSE */
0); /* EQCR_CI stashing priority == FALSE */
+ if ((p->desc->qman_version & QMAN_REV_MASK) >= QMAN_REV_5000)
+ reg |= 1 << SWP_CFG_CPBS_SHIFT | /* memory-backed mode */
+ 1 << SWP_CFG_VPM_SHIFT | /* VDQCR read triggered mode */
+ 1 << SWP_CFG_CPM_SHIFT; /* CR read triggered mode */
qbman_write_register(p, QBMAN_CINH_SWP_CFG, reg);
reg = qbman_read_register(p, QBMAN_CINH_SWP_CFG);
@@ -184,6 +214,10 @@ struct qbman_swp *qbman_swp_init(const struct qbman_swp_desc *d)
return NULL;
}
+ if ((p->desc->qman_version & QMAN_REV_MASK) >= QMAN_REV_5000) {
+ qbman_write_register(p, QBMAN_CINH_SWP_EQCR_PI, QMAN_RT_MODE);
+ qbman_write_register(p, QBMAN_CINH_SWP_RCR_PI, QMAN_RT_MODE);
+ }
/*
* SDQCR needs to be initialized to 0 when no channels are
* being dequeued from or else the QMan HW will indicate an
@@ -278,7 +312,10 @@ void qbman_swp_interrupt_set_inhibit(struct qbman_swp *p, int inhibit)
*/
void *qbman_swp_mc_start(struct qbman_swp *p)
{
- return qbman_get_cmd(p, QBMAN_CENA_SWP_CR);
+ if ((p->desc->qman_version & QMAN_REV_MASK) < QMAN_REV_5000)
+ return qbman_get_cmd(p, QBMAN_CENA_SWP_CR);
+ else
+ return qbman_get_cmd(p, QBMAN_CENA_SWP_CR_MEM);
}
/*
@@ -289,8 +326,14 @@ void qbman_swp_mc_submit(struct qbman_swp *p, void *cmd, u8 cmd_verb)
{
u8 *v = cmd;
- dma_wmb();
- *v = cmd_verb | p->mc.valid_bit;
+ if ((p->desc->qman_version & QMAN_REV_MASK) < QMAN_REV_5000) {
+ dma_wmb();
+ *v = cmd_verb | p->mc.valid_bit;
+ } else {
+ *v = cmd_verb | p->mc.valid_bit;
+ dma_wmb();
+ qbman_write_register(p, QBMAN_CINH_SWP_CR_RT, QMAN_RT_MODE);
+ }
}
/*
@@ -301,13 +344,27 @@ void *qbman_swp_mc_result(struct qbman_swp *p)
{
u32 *ret, verb;
- ret = qbman_get_cmd(p, QBMAN_CENA_SWP_RR(p->mc.valid_bit));
+ if ((p->desc->qman_version & QMAN_REV_MASK) < QMAN_REV_5000) {
+ ret = qbman_get_cmd(p, QBMAN_CENA_SWP_RR(p->mc.valid_bit));
+ /* Remove the valid-bit - command completed if the rest
+ * is non-zero.
+ */
+ verb = ret[0] & ~QB_VALID_BIT;
+ if (!verb)
+ return NULL;
+ p->mc.valid_bit ^= QB_VALID_BIT;
+ } else {
+ ret = qbman_get_cmd(p, QBMAN_CENA_SWP_RR_MEM);
+ /* Command completed if the valid bit is toggled */
+ if (p->mr.valid_bit != (ret[0] & QB_VALID_BIT))
+ return NULL;
+ /* Command completed if the rest is non-zero */
+ verb = ret[0] & ~QB_VALID_BIT;
+ if (!verb)
+ return NULL;
+ p->mr.valid_bit ^= QB_VALID_BIT;
+ }
- /* Remove the valid-bit - command completed if the rest is non-zero */
- verb = ret[0] & ~QB_VALID_BIT;
- if (!verb)
- return NULL;
- p->mc.valid_bit ^= QB_VALID_BIT;
return ret;
}
@@ -384,6 +441,18 @@ void qbman_eq_desc_set_qd(struct qbman_eq_desc *d, u32 qdid,
#define EQAR_VB(eqar) ((eqar) & 0x80)
#define EQAR_SUCCESS(eqar) ((eqar) & 0x100)
+static inline void qbman_write_eqcr_am_rt_register(struct qbman_swp *p,
+ u8 idx)
+{
+ if (idx < 16)
+ qbman_write_register(p, QBMAN_CINH_SWP_EQCR_AM_RT + idx * 4,
+ QMAN_RT_MODE);
+ else
+ qbman_write_register(p, QBMAN_CINH_SWP_EQCR_AM_RT2 +
+ (idx - 16) * 4,
+ QMAN_RT_MODE);
+}
+
/**
* qbman_swp_enqueue() - Issue an enqueue command
* @s: the software portal used for enqueue
@@ -408,9 +477,15 @@ int qbman_swp_enqueue(struct qbman_swp *s, const struct qbman_eq_desc *d,
memcpy(&p->dca, &d->dca, 31);
memcpy(&p->fd, fd, sizeof(*fd));
- /* Set the verb byte, have to substitute in the valid-bit */
- dma_wmb();
- p->verb = d->verb | EQAR_VB(eqar);
+ if ((s->desc->qman_version & QMAN_REV_MASK) < QMAN_REV_5000) {
+ /* Set the verb byte, have to substitute in the valid-bit */
+ dma_wmb();
+ p->verb = d->verb | EQAR_VB(eqar);
+ } else {
+ p->verb = d->verb | EQAR_VB(eqar);
+ dma_wmb();
+ qbman_write_eqcr_am_rt_register(s, EQAR_IDX(eqar));
+ }
return 0;
}
@@ -587,17 +662,27 @@ int qbman_swp_pull(struct qbman_swp *s, struct qbman_pull_desc *d)
return -EBUSY;
}
s->vdq.storage = (void *)(uintptr_t)d->rsp_addr_virt;
- p = qbman_get_cmd(s, QBMAN_CENA_SWP_VDQCR);
+ if ((s->desc->qman_version & QMAN_REV_MASK) < QMAN_REV_5000)
+ p = qbman_get_cmd(s, QBMAN_CENA_SWP_VDQCR);
+ else
+ p = qbman_get_cmd(s, QBMAN_CENA_SWP_VDQCR_MEM);
p->numf = d->numf;
p->tok = QMAN_DQ_TOKEN_VALID;
p->dq_src = d->dq_src;
p->rsp_addr = d->rsp_addr;
p->rsp_addr_virt = d->rsp_addr_virt;
- dma_wmb();
- /* Set the verb byte, have to substitute in the valid-bit */
- p->verb = d->verb | s->vdq.valid_bit;
- s->vdq.valid_bit ^= QB_VALID_BIT;
+ if ((s->desc->qman_version & QMAN_REV_MASK) < QMAN_REV_5000) {
+ dma_wmb();
+ /* Set the verb byte, have to substitute in the valid-bit */
+ p->verb = d->verb | s->vdq.valid_bit;
+ s->vdq.valid_bit ^= QB_VALID_BIT;
+ } else {
+ p->verb = d->verb | s->vdq.valid_bit;
+ s->vdq.valid_bit ^= QB_VALID_BIT;
+ dma_wmb();
+ qbman_write_register(s, QBMAN_CINH_SWP_VDQCR_RT, QMAN_RT_MODE);
+ }
return 0;
}
@@ -655,7 +740,10 @@ const struct dpaa2_dq *qbman_swp_dqrr_next(struct qbman_swp *s)
QBMAN_CENA_SWP_DQRR(s->dqrr.next_idx)));
}
- p = qbman_get_cmd(s, QBMAN_CENA_SWP_DQRR(s->dqrr.next_idx));
+ if ((s->desc->qman_version & QMAN_REV_MASK) < QMAN_REV_5000)
+ p = qbman_get_cmd(s, QBMAN_CENA_SWP_DQRR(s->dqrr.next_idx));
+ else
+ p = qbman_get_cmd(s, QBMAN_CENA_SWP_DQRR_MEM(s->dqrr.next_idx));
verb = p->dq.verb;
/*
@@ -807,18 +895,28 @@ int qbman_swp_release(struct qbman_swp *s, const struct qbman_release_desc *d,
return -EBUSY;
/* Start the release command */
- p = qbman_get_cmd(s, QBMAN_CENA_SWP_RCR(RAR_IDX(rar)));
+ if ((s->desc->qman_version & QMAN_REV_MASK) < QMAN_REV_5000)
+ p = qbman_get_cmd(s, QBMAN_CENA_SWP_RCR(RAR_IDX(rar)));
+ else
+ p = qbman_get_cmd(s, QBMAN_CENA_SWP_RCR_MEM(RAR_IDX(rar)));
/* Copy the caller's buffer pointers to the command */
for (i = 0; i < num_buffers; i++)
p->buf[i] = cpu_to_le64(buffers[i]);
p->bpid = d->bpid;
- /*
- * Set the verb byte, have to substitute in the valid-bit and the number
- * of buffers.
- */
- dma_wmb();
- p->verb = d->verb | RAR_VB(rar) | num_buffers;
+ if ((s->desc->qman_version & QMAN_REV_MASK) < QMAN_REV_5000) {
+ /*
+ * Set the verb byte, have to substitute in the valid-bit
+ * and the number of buffers.
+ */
+ dma_wmb();
+ p->verb = d->verb | RAR_VB(rar) | num_buffers;
+ } else {
+ p->verb = d->verb | RAR_VB(rar) | num_buffers;
+ dma_wmb();
+ qbman_write_register(s, QBMAN_CINH_SWP_RCR_AM_RT +
+ RAR_IDX(rar) * 4, QMAN_RT_MODE);
+ }
return 0;
}
diff --git a/drivers/soc/fsl/dpio/qbman-portal.h b/drivers/soc/fsl/dpio/qbman-portal.h
index fa35fc1afeaa..f3ec5d2044fb 100644
--- a/drivers/soc/fsl/dpio/qbman-portal.h
+++ b/drivers/soc/fsl/dpio/qbman-portal.h
@@ -1,7 +1,7 @@
/* SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) */
/*
* Copyright (C) 2014-2016 Freescale Semiconductor, Inc.
- * Copyright 2016 NXP
+ * Copyright 2016-2019 NXP
*
*/
#ifndef __FSL_QBMAN_PORTAL_H
@@ -110,6 +110,11 @@ struct qbman_swp {
u32 valid_bit; /* 0x00 or 0x80 */
} mc;
+ /* Management response */
+ struct {
+ u32 valid_bit; /* 0x00 or 0x80 */
+ } mr;
+
/* Push dequeues */
u32 sdq;
@@ -428,7 +433,7 @@ static inline int qbman_swp_CDAN_set_context_enable(struct qbman_swp *s,
static inline void *qbman_swp_mc_complete(struct qbman_swp *swp, void *cmd,
u8 cmd_verb)
{
- int loopvar = 1000;
+ int loopvar = 2000;
qbman_swp_mc_submit(swp, cmd, cmd_verb);
diff --git a/drivers/soc/fsl/guts.c b/drivers/soc/fsl/guts.c
index 78607da7320e..1ef8068c8dd3 100644
--- a/drivers/soc/fsl/guts.c
+++ b/drivers/soc/fsl/guts.c
@@ -97,6 +97,11 @@ static const struct fsl_soc_die_attr fsl_soc_die[] = {
.svr = 0x87000000,
.mask = 0xfff70000,
},
+ /* Die: LX2160A, SoC: LX2160A/LX2120A/LX2080A */
+ { .die = "LX2160A",
+ .svr = 0x87360000,
+ .mask = 0xff3f0000,
+ },
{ },
};
@@ -218,6 +223,7 @@ static const struct of_device_id fsl_guts_of_match[] = {
{ .compatible = "fsl,ls1088a-dcfg", },
{ .compatible = "fsl,ls1012a-dcfg", },
{ .compatible = "fsl,ls1046a-dcfg", },
+ { .compatible = "fsl,lx2160a-dcfg", },
{}
};
MODULE_DEVICE_TABLE(of, fsl_guts_of_match);
diff --git a/drivers/soc/fsl/qbman/bman_portal.c b/drivers/soc/fsl/qbman/bman_portal.c
index 2c95cf59f3e7..cf4f10d6f590 100644
--- a/drivers/soc/fsl/qbman/bman_portal.c
+++ b/drivers/soc/fsl/qbman/bman_portal.c
@@ -32,6 +32,7 @@
static struct bman_portal *affine_bportals[NR_CPUS];
static struct cpumask portal_cpus;
+static int __bman_portals_probed;
/* protect bman global registers and global data shared among portals */
static DEFINE_SPINLOCK(bman_lock);
@@ -87,6 +88,12 @@ static int bman_online_cpu(unsigned int cpu)
return 0;
}
+int bman_portals_probed(void)
+{
+ return __bman_portals_probed;
+}
+EXPORT_SYMBOL_GPL(bman_portals_probed);
+
static int bman_portal_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
@@ -104,8 +111,10 @@ static int bman_portal_probe(struct platform_device *pdev)
}
pcfg = devm_kmalloc(dev, sizeof(*pcfg), GFP_KERNEL);
- if (!pcfg)
+ if (!pcfg) {
+ __bman_portals_probed = -1;
return -ENOMEM;
+ }
pcfg->dev = dev;
@@ -113,14 +122,14 @@ static int bman_portal_probe(struct platform_device *pdev)
DPAA_PORTAL_CE);
if (!addr_phys[0]) {
dev_err(dev, "Can't get %pOF property 'reg::CE'\n", node);
- return -ENXIO;
+ goto err_ioremap1;
}
addr_phys[1] = platform_get_resource(pdev, IORESOURCE_MEM,
DPAA_PORTAL_CI);
if (!addr_phys[1]) {
dev_err(dev, "Can't get %pOF property 'reg::CI'\n", node);
- return -ENXIO;
+ goto err_ioremap1;
}
pcfg->cpu = -1;
@@ -128,7 +137,7 @@ static int bman_portal_probe(struct platform_device *pdev)
irq = platform_get_irq(pdev, 0);
if (irq <= 0) {
dev_err(dev, "Can't get %pOF IRQ'\n", node);
- return -ENXIO;
+ goto err_ioremap1;
}
pcfg->irq = irq;
@@ -150,6 +159,7 @@ static int bman_portal_probe(struct platform_device *pdev)
spin_lock(&bman_lock);
cpu = cpumask_next_zero(-1, &portal_cpus);
if (cpu >= nr_cpu_ids) {
+ __bman_portals_probed = 1;
/* unassigned portal, skip init */
spin_unlock(&bman_lock);
return 0;
@@ -175,6 +185,8 @@ err_portal_init:
err_ioremap2:
memunmap(pcfg->addr_virt_ce);
err_ioremap1:
+ __bman_portals_probed = -1;
+
return -ENXIO;
}
diff --git a/drivers/soc/fsl/qbman/qman_ccsr.c b/drivers/soc/fsl/qbman/qman_ccsr.c
index 109b38de3176..a6bb43007d03 100644
--- a/drivers/soc/fsl/qbman/qman_ccsr.c
+++ b/drivers/soc/fsl/qbman/qman_ccsr.c
@@ -596,7 +596,7 @@ static int qman_init_ccsr(struct device *dev)
}
#define LIO_CFG_LIODN_MASK 0x0fff0000
-void qman_liodn_fixup(u16 channel)
+void __qman_liodn_fixup(u16 channel)
{
static int done;
static u32 liodn_offset;
diff --git a/drivers/soc/fsl/qbman/qman_portal.c b/drivers/soc/fsl/qbman/qman_portal.c
index 661c9b234d32..e2186b681d87 100644
--- a/drivers/soc/fsl/qbman/qman_portal.c
+++ b/drivers/soc/fsl/qbman/qman_portal.c
@@ -38,6 +38,7 @@ EXPORT_SYMBOL(qman_dma_portal);
#define CONFIG_FSL_DPA_PIRQ_FAST 1
static struct cpumask portal_cpus;
+static int __qman_portals_probed;
/* protect qman global registers and global data shared among portals */
static DEFINE_SPINLOCK(qman_lock);
@@ -220,6 +221,12 @@ static int qman_online_cpu(unsigned int cpu)
return 0;
}
+int qman_portals_probed(void)
+{
+ return __qman_portals_probed;
+}
+EXPORT_SYMBOL_GPL(qman_portals_probed);
+
static int qman_portal_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
@@ -238,8 +245,10 @@ static int qman_portal_probe(struct platform_device *pdev)
}
pcfg = devm_kmalloc(dev, sizeof(*pcfg), GFP_KERNEL);
- if (!pcfg)
+ if (!pcfg) {
+ __qman_portals_probed = -1;
return -ENOMEM;
+ }
pcfg->dev = dev;
@@ -247,19 +256,20 @@ static int qman_portal_probe(struct platform_device *pdev)
DPAA_PORTAL_CE);
if (!addr_phys[0]) {
dev_err(dev, "Can't get %pOF property 'reg::CE'\n", node);
- return -ENXIO;
+ goto err_ioremap1;
}
addr_phys[1] = platform_get_resource(pdev, IORESOURCE_MEM,
DPAA_PORTAL_CI);
if (!addr_phys[1]) {
dev_err(dev, "Can't get %pOF property 'reg::CI'\n", node);
- return -ENXIO;
+ goto err_ioremap1;
}
err = of_property_read_u32(node, "cell-index", &val);
if (err) {
dev_err(dev, "Can't get %pOF property 'cell-index'\n", node);
+ __qman_portals_probed = -1;
return err;
}
pcfg->channel = val;
@@ -267,7 +277,7 @@ static int qman_portal_probe(struct platform_device *pdev)
irq = platform_get_irq(pdev, 0);
if (irq <= 0) {
dev_err(dev, "Can't get %pOF IRQ\n", node);
- return -ENXIO;
+ goto err_ioremap1;
}
pcfg->irq = irq;
@@ -291,6 +301,7 @@ static int qman_portal_probe(struct platform_device *pdev)
spin_lock(&qman_lock);
cpu = cpumask_next_zero(-1, &portal_cpus);
if (cpu >= nr_cpu_ids) {
+ __qman_portals_probed = 1;
/* unassigned portal, skip init */
spin_unlock(&qman_lock);
return 0;
@@ -321,6 +332,8 @@ err_portal_init:
err_ioremap2:
memunmap(pcfg->addr_virt_ce);
err_ioremap1:
+ __qman_portals_probed = -1;
+
return -ENXIO;
}
diff --git a/drivers/soc/fsl/qbman/qman_priv.h b/drivers/soc/fsl/qbman/qman_priv.h
index 75a8f905f8f7..04515718cfd9 100644
--- a/drivers/soc/fsl/qbman/qman_priv.h
+++ b/drivers/soc/fsl/qbman/qman_priv.h
@@ -193,7 +193,14 @@ extern struct gen_pool *qm_cgralloc; /* CGR ID allocator */
u32 qm_get_pools_sdqcr(void);
int qman_wq_alloc(void);
-void qman_liodn_fixup(u16 channel);
+#ifdef CONFIG_FSL_PAMU
+#define qman_liodn_fixup __qman_liodn_fixup
+#else
+static inline void qman_liodn_fixup(u16 channel)
+{
+}
+#endif
+void __qman_liodn_fixup(u16 channel);
void qman_set_sdest(u16 channel, unsigned int cpu_idx);
struct qman_portal *qman_create_affine_portal(
diff --git a/include/soc/fsl/bman.h b/include/soc/fsl/bman.h
index 5b99cb2ea5ef..173e4049d963 100644
--- a/include/soc/fsl/bman.h
+++ b/include/soc/fsl/bman.h
@@ -133,5 +133,13 @@ int bman_acquire(struct bman_pool *pool, struct bm_buffer *bufs, u8 num);
* failed to probe or 0 if the bman driver did not probed yet.
*/
int bman_is_probed(void);
+/**
+ * bman_portals_probed - Check if all cpu bound bman portals are probed
+ *
+ * Returns 1 if all the required cpu bound bman portals successfully probed,
+ * -1 if probe errors appeared or 0 if the bman portals did not yet finished
+ * probing.
+ */
+int bman_portals_probed(void);
#endif /* __FSL_BMAN_H */
diff --git a/include/soc/fsl/qman.h b/include/soc/fsl/qman.h
index 5cc7af06c1ba..aa31c05a103a 100644
--- a/include/soc/fsl/qman.h
+++ b/include/soc/fsl/qman.h
@@ -1195,6 +1195,15 @@ int qman_release_cgrid(u32 id);
int qman_is_probed(void);
/**
+ * qman_portals_probed - Check if all cpu bound qman portals are probed
+ *
+ * Returns 1 if all the required cpu bound qman portals successfully probed,
+ * -1 if probe errors appeared or 0 if the qman portals did not yet finished
+ * probing.
+ */
+int qman_portals_probed(void);
+
+/**
* qman_dqrr_get_ithresh - Get coalesce interrupt threshold
* @portal: portal to get the value for
* @ithresh: threshold pointer
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-13 08:08:05 +0000