cypress fmac patchset

v5.4.18-2021_0114

Signed-off-by: Robert Nelson <[email protected]>

Author: RobertCNelson

drivers/net/wireless/broadcom/brcm80211/Kconfig

@@ -37,3 +37,14 @@ config BRCMDBG
 	select WANT_DEV_COREDUMP if BRCMFMAC
 	---help---
 	  Selecting this enables additional code for debug purposes.
+
+config BRCMFMAC_PCIE_BARWIN_SZ
+	bool "Custom PCIE BAR window size support for FullMAC driver"
+	depends on BRCMFMAC
+	depends on PCI
+	default n
+	---help---
+	  If you say Y here, the FMAC driver will use custom PCIE BAR
+	  window size. Say Y to allow developers to use custom PCIE
+	  BAR window size when HOST PCIE IP can support less then 4MB
+	  BAR window.

drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcdc.c

@@ -87,6 +87,8 @@ struct brcmf_proto_bcdc_header {
 					 * plus any space that might be needed
 					 * for bus alignment padding.
 					 */
+#define ROUND_UP_MARGIN 2048
+
 struct brcmf_bcdc {
 	u16 reqid;
 	u8 bus_header[BUS_HEADER_LEN];
@@ -368,8 +370,7 @@ brcmf_proto_bcdc_txcomplete(struct device *dev, struct sk_buff *txp,
 
 	/* await txstatus signal for firmware if active */
 	if (brcmf_fws_fc_active(bcdc->fws)) {
-		if (!success)
-			brcmf_fws_bustxfail(bcdc->fws, txp);
+		brcmf_fws_bustxcomplete(bcdc->fws, txp, success);
 	} else {
 		if (brcmf_proto_bcdc_hdrpull(bus_if->drvr, false, txp, &ifp))
 			brcmu_pkt_buf_free_skb(txp);
@@ -471,7 +472,7 @@ int brcmf_proto_bcdc_attach(struct brcmf_pub *drvr)
 
 	drvr->hdrlen += BCDC_HEADER_LEN + BRCMF_PROT_FW_SIGNAL_MAX_TXBYTES;
 	drvr->bus_if->maxctl = BRCMF_DCMD_MAXLEN +
-			sizeof(struct brcmf_proto_bcdc_dcmd);
+			sizeof(struct brcmf_proto_bcdc_dcmd) + ROUND_UP_MARGIN;
 	return 0;
 
 fail:

drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c

@@ -36,13 +36,16 @@
 #include "sdio.h"
 #include "core.h"
 #include "common.h"
+#include "cfg80211.h"
 
 #define SDIOH_API_ACCESS_RETRY_LIMIT	2
 
 #define DMA_ALIGN_MASK	0x03
 
 #define SDIO_FUNC1_BLOCKSIZE		64
 #define SDIO_FUNC2_BLOCKSIZE		512
+#define SDIO_4373_FUNC2_BLOCKSIZE	256
+#define SDIO_435X_FUNC2_BLOCKSIZE	256
 /* Maximum milliseconds to wait for F2 to come up */
 #define SDIO_WAIT_F2RDY	3000
 
@@ -865,7 +868,7 @@ static void brcmf_sdiod_freezer_detach(struct brcmf_sdio_dev *sdiodev)
 }
 #endif /* CONFIG_PM_SLEEP */
 
-static int brcmf_sdiod_remove(struct brcmf_sdio_dev *sdiodev)
+int brcmf_sdiod_remove(struct brcmf_sdio_dev *sdiodev)
 {
 	sdiodev->state = BRCMF_SDIOD_DOWN;
 	if (sdiodev->bus) {
@@ -900,9 +903,10 @@ static void brcmf_sdiod_host_fixup(struct mmc_host *host)
 	host->caps |= MMC_CAP_NONREMOVABLE;
 }
 
-static int brcmf_sdiod_probe(struct brcmf_sdio_dev *sdiodev)
+int brcmf_sdiod_probe(struct brcmf_sdio_dev *sdiodev)
 {
 	int ret = 0;
+	unsigned int f2_blksz = SDIO_FUNC2_BLOCKSIZE;
 
 	sdio_claim_host(sdiodev->func1);
 
@@ -912,11 +916,27 @@ static int brcmf_sdiod_probe(struct brcmf_sdio_dev *sdiodev)
 		sdio_release_host(sdiodev->func1);
 		goto out;
 	}
-	ret = sdio_set_block_size(sdiodev->func2, SDIO_FUNC2_BLOCKSIZE);
+
+	switch (sdiodev->func2->device) {
+	case SDIO_DEVICE_ID_CYPRESS_4373:
+		f2_blksz = SDIO_4373_FUNC2_BLOCKSIZE;
+		break;
+	case SDIO_DEVICE_ID_BROADCOM_4359:
+	case SDIO_DEVICE_ID_BROADCOM_4354:
+	case SDIO_DEVICE_ID_BROADCOM_4356:
+		f2_blksz = SDIO_435X_FUNC2_BLOCKSIZE;
+		break;
+	default:
+		break;
+	}
+
+	ret = sdio_set_block_size(sdiodev->func2, f2_blksz);
 	if (ret) {
 		brcmf_err("Failed to set F2 blocksize\n");
 		sdio_release_host(sdiodev->func1);
 		goto out;
+	} else {
+		brcmf_dbg(SDIO, "set F2 blocksize to %d\n", f2_blksz);
 	}
 
 	/* increase F2 timeout */
@@ -969,8 +989,10 @@ static const struct sdio_device_id brcmf_sdmmc_ids[] = {
 	BRCMF_SDIO_DEVICE(SDIO_DEVICE_ID_BROADCOM_43455),
 	BRCMF_SDIO_DEVICE(SDIO_DEVICE_ID_BROADCOM_4354),
 	BRCMF_SDIO_DEVICE(SDIO_DEVICE_ID_BROADCOM_4356),
+	BRCMF_SDIO_DEVICE(SDIO_DEVICE_ID_BROADCOM_4359),
 	BRCMF_SDIO_DEVICE(SDIO_DEVICE_ID_CYPRESS_4373),
 	BRCMF_SDIO_DEVICE(SDIO_DEVICE_ID_CYPRESS_43012),
+	BRCMF_SDIO_DEVICE(SDIO_DEVICE_ID_CYPRESS_89359),
 	{ /* end: all zeroes */ }
 };
 MODULE_DEVICE_TABLE(sdio, brcmf_sdmmc_ids);
@@ -1039,6 +1061,7 @@ static int brcmf_ops_sdio_probe(struct sdio_func *func,
 	dev_set_drvdata(&func->dev, bus_if);
 	dev_set_drvdata(&sdiodev->func1->dev, bus_if);
 	sdiodev->dev = &sdiodev->func1->dev;
+	dev_set_drvdata(&sdiodev->func2->dev, bus_if);
 
 	brcmf_sdiod_change_state(sdiodev, BRCMF_SDIOD_DOWN);
 
@@ -1055,6 +1078,7 @@ static int brcmf_ops_sdio_probe(struct sdio_func *func,
 fail:
 	dev_set_drvdata(&func->dev, NULL);
 	dev_set_drvdata(&sdiodev->func1->dev, NULL);
+	dev_set_drvdata(&sdiodev->func2->dev, NULL);
 	kfree(sdiodev);
 	kfree(bus_if);
 	return err;
@@ -1109,14 +1133,26 @@ static int brcmf_ops_sdio_suspend(struct device *dev)
 	struct brcmf_bus *bus_if;
 	struct brcmf_sdio_dev *sdiodev;
 	mmc_pm_flag_t sdio_flags;
+	struct brcmf_cfg80211_info *config;
+	int retry = BRCMF_PM_WAIT_MAXRETRY;
 
 	func = container_of(dev, struct sdio_func, dev);
+	bus_if = dev_get_drvdata(dev);
+	config = bus_if->drvr->config;
+
 	brcmf_dbg(SDIO, "Enter: F%d\n", func->num);
+
+	while (retry &&
+	       config->pm_state == BRCMF_CFG80211_PM_STATE_SUSPENDING) {
+		usleep_range(10000, 20000);
+		retry--;
+	}
+	if (!retry && config->pm_state == BRCMF_CFG80211_PM_STATE_SUSPENDING)
+		brcmf_err("timed out wait for cfg80211 suspended\n");
+
 	if (func->num != 1)
 		return 0;
 
-
-	bus_if = dev_get_drvdata(dev);
 	sdiodev = bus_if->bus_priv.sdio;
 
 	brcmf_sdiod_freezer_on(sdiodev);

drivers/net/wireless/broadcom/brcm80211/brcmfmac/bus.h

@@ -22,6 +22,12 @@
 #define BRCMF_NROF_COMMON_MSGRINGS	(BRCMF_NROF_H2D_COMMON_MSGRINGS + \
 					 BRCMF_NROF_D2H_COMMON_MSGRINGS)
 
+/* The interval to poll console */
+#define BRCMF_CONSOLE	10
+
+/* The maximum console interval value (5 mins) */
+#define MAX_CONSOLE_INTERVAL	(5 * 60)
+
 /* The level of bus communication with the dongle */
 enum brcmf_bus_state {
 	BRCMF_BUS_DOWN,		/* Not ready for frame transfers */
@@ -152,6 +158,9 @@ struct brcmf_bus {
 
 	const struct brcmf_bus_ops *ops;
 	struct brcmf_bus_msgbuf *msgbuf;
+#if (LINUX_VERSION_CODE < KERNEL_VERSION(4, 16, 0))
+	bool allow_skborphan;
+#endif
 };
 
 /*
@@ -255,7 +264,7 @@ void brcmf_rx_event(struct device *dev, struct sk_buff *rxp);
 
 int brcmf_alloc(struct device *dev, struct brcmf_mp_device *settings);
 /* Indication from bus module regarding presence/insertion of dongle. */
-int brcmf_attach(struct device *dev);
+int brcmf_attach(struct device *dev, bool start_bus);
 /* Indication from bus module regarding removal/absence of dongle */
 void brcmf_detach(struct device *dev);
 void brcmf_free(struct device *dev);
@@ -271,6 +280,7 @@ void brcmf_bus_change_state(struct brcmf_bus *bus, enum brcmf_bus_state state);
 
 s32 brcmf_iovar_data_set(struct device *dev, char *name, void *data, u32 len);
 void brcmf_bus_add_txhdrlen(struct device *dev, uint len);
+int brcmf_fwlog_attach(struct device *dev);
 
 #ifdef CONFIG_BRCMFMAC_SDIO
 void brcmf_sdio_exit(void);