Merge tag 'hsi-for-6.1' of git://git.kernel.org/pub/scm/linux/kernel/git/sre/linux-hsi

Pull HSI updates from Sebastian Reichel:

- completely switch to gpiod API

- misc small fixes

* tag 'hsi-for-6.1' of git://git.kernel.org/pub/scm/linux/kernel/git/sre/linux-hsi:
HSI: nokia-modem: Replace of_gpio_count() by gpiod_count()
HSI: ssi_protocol: fix potential resource leak in ssip_pn_open()
HSI: omap_ssi_port: Fix dma_map_sg error check
HSI: cmt_speech: Pass a pointer to virt_to_page()
HSI: omap_ssi: Fix refcount leak in ssi_probe
HSI: clients: remove duplicate assignment

drivers/hsi/clients/cmt_speech.c

···
 	struct cs_char *csdata = vmf->vma->vm_private_data;
 	struct page *page;
 
-	page = virt_to_page(csdata->mmap_base);
+	page = virt_to_page((void *)csdata->mmap_base);
 	get_page(page);
 	vmf->page = page;
 

drivers/hsi/clients/nokia-modem.c

···
 #include <linux/interrupt.h>
 #include <linux/of.h>
 #include <linux/of_irq.h>
-#include <linux/of_gpio.h>
 #include <linux/hsi/ssi_protocol.h>
 
 static unsigned int pm = 1;
···
 	struct nokia_modem_device *modem = dev_get_drvdata(dev);
 	int gpio_count, gpio_name_count, i, err;
 
-	gpio_count = of_gpio_count(np);
-
+	gpio_count = gpiod_count(dev, NULL);
 	if (gpio_count < 0) {
 		dev_err(dev, "missing gpios: %d\n", gpio_count);
 		return gpio_count;

drivers/hsi/clients/ssi_protocol.c

···
 		dev_err(&cl->device, "No memory for rx skb\n");
 		goto out1;
 	}
-	skb->dev = ssi->netdev;
 	skb_put(skb, len * 4);
 	msg = ssip_alloc_data(ssi, skb, GFP_ATOMIC);
 	if (unlikely(!msg)) {
···
 	if (err < 0) {
 		dev_err(&cl->device, "Register HSI port event failed (%d)\n",
 			err);
+		hsi_release_port(cl);
 		return err;
 	}
 	dev_dbg(&cl->device, "Configuring SSI port\n");

drivers/hsi/controllers/omap_ssi_core.c

···
 		if (!childpdev) {
 			err = -ENODEV;
 			dev_err(&pd->dev, "failed to create ssi controller port\n");
+			of_node_put(child);
 			goto out3;
 		}
 	}

drivers/hsi/controllers/omap_ssi_port.c

···
 	if (msg->ttype == HSI_MSG_READ) {
 		err = dma_map_sg(&ssi->device, msg->sgt.sgl, msg->sgt.nents,
 							DMA_FROM_DEVICE);
-		if (err < 0) {
+		if (!err) {
 			dev_dbg(&ssi->device, "DMA map SG failed !\n");
 			pm_runtime_put_autosuspend(omap_port->pdev);
-			return err;
+			return -EIO;
 		}
 		csdp = SSI_DST_BURST_4x32_BIT | SSI_DST_MEMORY_PORT |
 			SSI_SRC_SINGLE_ACCESS0 | SSI_SRC_PERIPHERAL_PORT |
···
 	} else {
 		err = dma_map_sg(&ssi->device, msg->sgt.sgl, msg->sgt.nents,
 							DMA_TO_DEVICE);
-		if (err < 0) {
+		if (!err) {
 			dev_dbg(&ssi->device, "DMA map SG failed !\n");
 			pm_runtime_put_autosuspend(omap_port->pdev);
-			return err;
+			return -EIO;
 		}
 		csdp = SSI_SRC_BURST_4x32_BIT | SSI_SRC_MEMORY_PORT |
 			SSI_DST_SINGLE_ACCESS0 | SSI_DST_PERIPHERAL_PORT |