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-rw-r--r--drivers/soc/ti/knav_qmss.h3
-rw-r--r--drivers/soc/ti/knav_qmss_acc.c14
-rw-r--r--drivers/soc/ti/knav_qmss_queue.c69
3 files changed, 58 insertions, 28 deletions
diff --git a/drivers/soc/ti/knav_qmss.h b/drivers/soc/ti/knav_qmss.h
index 51da23412..6ff936cac 100644
--- a/drivers/soc/ti/knav_qmss.h
+++ b/drivers/soc/ti/knav_qmss.h
@@ -135,9 +135,10 @@ struct knav_pdsp_info {
};
void __iomem *intd;
u32 __iomem *iram;
- const char *firmware;
u32 id;
struct list_head list;
+ bool loaded;
+ bool started;
};
struct knav_qmgr_info {
diff --git a/drivers/soc/ti/knav_qmss_acc.c b/drivers/soc/ti/knav_qmss_acc.c
index ef6f69db0..d2d48f280 100644
--- a/drivers/soc/ti/knav_qmss_acc.c
+++ b/drivers/soc/ti/knav_qmss_acc.c
@@ -261,6 +261,10 @@ static int knav_range_setup_acc_irq(struct knav_range_info *range,
if (old && !new) {
dev_dbg(kdev->dev, "setup-acc-irq: freeing %s for channel %s\n",
acc->name, acc->name);
+ ret = irq_set_affinity_hint(irq, NULL);
+ if (ret)
+ dev_warn(range->kdev->dev,
+ "Failed to set IRQ affinity\n");
free_irq(irq, range);
}
@@ -482,8 +486,8 @@ struct knav_range_ops knav_acc_range_ops = {
* Return 0 on success or error
*/
int knav_init_acc_range(struct knav_device *kdev,
- struct device_node *node,
- struct knav_range_info *range)
+ struct device_node *node,
+ struct knav_range_info *range)
{
struct knav_acc_channel *acc;
struct knav_pdsp_info *pdsp;
@@ -526,6 +530,12 @@ int knav_init_acc_range(struct knav_device *kdev,
return -EINVAL;
}
+ if (!pdsp->started) {
+ dev_err(kdev->dev, "pdsp id %d not started for range %s\n",
+ info->pdsp_id, range->name);
+ return -ENODEV;
+ }
+
info->pdsp = pdsp;
channels = range->num_queues;
if (of_get_property(node, "multi-queue", NULL)) {
diff --git a/drivers/soc/ti/knav_qmss_queue.c b/drivers/soc/ti/knav_qmss_queue.c
index 948652f74..3a308df7a 100644
--- a/drivers/soc/ti/knav_qmss_queue.c
+++ b/drivers/soc/ti/knav_qmss_queue.c
@@ -68,6 +68,12 @@ static DEFINE_MUTEX(knav_dev_lock);
idx < (kdev)->num_queues_in_use; \
idx++, inst = knav_queue_idx_to_inst(kdev, idx))
+/* All firmware file names end up here. List the firmware file names below.
+ * Newest followed by older ones. Search is done from start of the array
+ * until a firmware file is found.
+ */
+const char *knav_acc_firmwares[] = {"/*(DEBLOBBED)*/"};
+
/**
* knav_queue_notify: qmss queue notfier call
*
@@ -1173,7 +1179,7 @@ static int knav_queue_setup_link_ram(struct knav_device *kdev)
block++;
if (!block->size)
- return 0;
+ continue;
dev_dbg(kdev->dev, "linkram1: phys:%x, virt:%p, size:%x\n",
block->phys, block->virt, block->size);
@@ -1439,7 +1445,6 @@ static int knav_queue_init_pdsps(struct knav_device *kdev,
struct device *dev = kdev->dev;
struct knav_pdsp_info *pdsp;
struct device_node *child;
- int ret;
for_each_child_of_node(pdsps, child) {
pdsp = devm_kzalloc(dev, sizeof(*pdsp), GFP_KERNEL);
@@ -1448,17 +1453,6 @@ static int knav_queue_init_pdsps(struct knav_device *kdev,
return -ENOMEM;
}
pdsp->name = knav_queue_find_name(child);
- ret = of_property_read_string(child, "firmware",
- &pdsp->firmware);
- if (ret < 0 || !pdsp->firmware) {
- dev_err(dev, "unknown firmware for pdsp %s\n",
- pdsp->name);
- devm_kfree(dev, pdsp);
- continue;
- }
- dev_dbg(dev, "pdsp name %s fw name :%s\n", pdsp->name,
- pdsp->firmware);
-
pdsp->iram =
knav_queue_map_reg(kdev, child,
KNAV_QUEUE_PDSP_IRAM_REG_INDEX);
@@ -1489,9 +1483,9 @@ static int knav_queue_init_pdsps(struct knav_device *kdev,
}
of_property_read_u32(child, "id", &pdsp->id);
list_add_tail(&pdsp->list, &kdev->pdsps);
- dev_dbg(dev, "added pdsp %s: command %p, iram %p, regs %p, intd %p, firmware %s\n",
+ dev_dbg(dev, "added pdsp %s: command %p, iram %p, regs %p, intd %p\n",
pdsp->name, pdsp->command, pdsp->iram, pdsp->regs,
- pdsp->intd, pdsp->firmware);
+ pdsp->intd);
}
return 0;
}
@@ -1510,6 +1504,8 @@ static int knav_queue_stop_pdsp(struct knav_device *kdev,
dev_err(kdev->dev, "timed out on pdsp %s stop\n", pdsp->name);
return ret;
}
+ pdsp->loaded = false;
+ pdsp->started = false;
return 0;
}
@@ -1518,14 +1514,29 @@ static int knav_queue_load_pdsp(struct knav_device *kdev,
{
int i, ret, fwlen;
const struct firmware *fw;
+ bool found = false;
u32 *fwdata;
- ret = reject_firmware(&fw, pdsp->firmware, kdev->dev);
- if (ret) {
- dev_err(kdev->dev, "failed to get firmware %s for pdsp %s\n",
- pdsp->firmware, pdsp->name);
- return ret;
+ for (i = 0; i < ARRAY_SIZE(knav_acc_firmwares); i++) {
+ if (knav_acc_firmwares[i]) {
+ ret = reject_firmware_direct(&fw,
+ knav_acc_firmwares[i],
+ kdev->dev);
+ if (!ret) {
+ found = true;
+ break;
+ }
+ }
+ }
+
+ if (!found) {
+ dev_err(kdev->dev, "failed to get firmware for pdsp\n");
+ return -ENODEV;
}
+
+ dev_info(kdev->dev, "firmware file %s downloaded for PDSP\n",
+ knav_acc_firmwares[i]);
+
writel_relaxed(pdsp->id + 1, pdsp->command + 0x18);
/* download the firmware */
fwdata = (u32 *)fw->data;
@@ -1583,16 +1594,24 @@ static int knav_queue_start_pdsps(struct knav_device *kdev)
int ret;
knav_queue_stop_pdsps(kdev);
- /* now load them all */
+ /* now load them all. We return success even if pdsp
+ * is not loaded as acc channels are optional on having
+ * firmware availability in the system. We set the loaded
+ * and stated flag and when initialize the acc range, check
+ * it and init the range only if pdsp is started.
+ */
for_each_pdsp(kdev, pdsp) {
ret = knav_queue_load_pdsp(kdev, pdsp);
- if (ret < 0)
- return ret;
+ if (!ret)
+ pdsp->loaded = true;
}
for_each_pdsp(kdev, pdsp) {
- ret = knav_queue_start_pdsp(kdev, pdsp);
- WARN_ON(ret);
+ if (pdsp->loaded) {
+ ret = knav_queue_start_pdsp(kdev, pdsp);
+ if (!ret)
+ pdsp->started = true;
+ }
}
return 0;
}
generated by cgit v1.2.3-54-g00ecf (git 2.45.2) at 2024-07-11 18:16:25 +0000