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authorDenis Kirjanov <dkirjanov@suse.com>2019-07-29 11:42:03 +0300
committerDenis Kirjanov <dkirjanov@suse.com>2019-07-29 11:42:03 +0300
commitcbd2da5045b37903d2795b805e4d5b2cdcec3fd1 (patch)
treecc8bfb6997ea035572a25fadbae594e6521930c8
parent6cb6d543a5bb04fbb7635e5779b46730a9deebff (diff)
parent0cbc4fbf767719e3fefd7cc1ebabe312ae0f1471 (diff)
Conflicts: blacklist.conf patches.kabi/asus-wmi-quirk_entry-kabi-fix.patch series.conf suse-commit: 6eb755b2e7728e4e5902f74febf325096509b2aa
-rw-r--r--arch/powerpc/kernel/align.c2
-rw-r--r--arch/powerpc/mm/mmu_context_book3s64.c44
-rw-r--r--drivers/fpga/Kconfig6
-rw-r--r--drivers/fpga/Makefile1
-rw-r--r--drivers/fpga/stratix10-soc.c536
-rw-r--r--drivers/infiniband/core/umem_odp.c9
-rw-r--r--drivers/infiniband/core/uverbs_uapi.c2
-rw-r--r--drivers/infiniband/hw/mlx5/mad.c60
-rw-r--r--drivers/infiniband/ulp/ipoib/ipoib_main.c34
-rw-r--r--drivers/infiniband/ulp/srp/ib_srp.c24
-rw-r--r--drivers/input/keyboard/tm2-touchkey.c7
-rw-r--r--drivers/net/bonding/bond_main.c9
-rw-r--r--drivers/net/ethernet/broadcom/bnxt/bnxt.c20
-rw-r--r--drivers/net/ethernet/broadcom/bnxt/bnxt_dcb.c2
-rw-r--r--drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c4
-rw-r--r--drivers/net/ethernet/intel/e1000e/netdev.c21
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en.h1
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_main.c3
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_rx.c7
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/spectrum_dcb.c16
-rw-r--r--drivers/net/ethernet/qlogic/Kconfig1
-rw-r--r--drivers/net/ethernet/qlogic/qed/qed_dev.c1
-rw-r--r--drivers/net/wireless/ath/ath10k/hw.c2
-rw-r--r--drivers/net/wireless/ath/ath10k/mac.c4
-rw-r--r--drivers/net/wireless/ath/ath10k/sdio.c3
-rw-r--r--drivers/net/wireless/ath/ath10k/txrx.c3
-rw-r--r--drivers/net/wireless/ath/ath9k/hw.c32
-rw-r--r--drivers/net/wireless/ath/dfs_pattern_detector.c2
-rw-r--r--drivers/net/wireless/intel/iwlwifi/cfg/22000.c66
-rw-r--r--drivers/net/wireless/intel/iwlwifi/fw/smem.c12
-rw-r--r--drivers/net/wireless/intel/iwlwifi/iwl-config.h10
-rw-r--r--drivers/net/wireless/intel/iwlwifi/mvm/tx.c3
-rw-r--r--drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info-gen3.c2
-rw-r--r--drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info.c2
-rw-r--r--drivers/net/wireless/intel/iwlwifi/pcie/drv.c89
-rw-r--r--drivers/net/wireless/intel/iwlwifi/pcie/internal.h27
-rw-r--r--drivers/net/wireless/intel/iwlwifi/pcie/rx.c66
-rw-r--r--drivers/net/wireless/intel/iwlwifi/pcie/trans-gen2.c9
-rw-r--r--drivers/net/wireless/intel/iwlwifi/pcie/trans.c22
-rw-r--r--drivers/net/wireless/mediatek/mt7601u/dma.c54
-rw-r--r--drivers/net/wireless/mediatek/mt7601u/tx.c4
-rw-r--r--drivers/net/wireless/realtek/rtlwifi/usb.c5
-rw-r--r--drivers/pci/pcie/aer/aer_inject.c4
-rw-r--r--drivers/pci/pcie/aer/ecrc.c4
-rw-r--r--drivers/pci/pcie/portdrv_core.c39
-rw-r--r--drivers/pci/pcie/portdrv_pci.c38
-rw-r--r--drivers/scsi/ibmvscsi/ibmvfc.c2
-rw-r--r--drivers/scsi/megaraid/megaraid_sas_base.c1
-rw-r--r--drivers/xen/balloon.c16
-rw-r--r--include/linux/idr.h7
-rw-r--r--include/linux/mlx5/mlx5_ifc.h3
-rw-r--r--include/net/tcp.h3
-rw-r--r--include/net/tls.h1
-rw-r--r--include/net/xdp_sock.h2
-rw-r--r--include/uapi/linux/pci_regs.h2
-rw-r--r--kernel/bpf/verifier.c11
-rw-r--r--net/core/filter.c2
-rw-r--r--net/ipv4/tcp.c4
-rw-r--r--net/ipv4/tcp_cong.c6
-rw-r--r--net/sched/act_api.c9
-rw-r--r--net/sunrpc/xprtrdma/verbs.c3
-rw-r--r--net/tls/tls_device.c2
-rw-r--r--net/tls/tls_device_fallback.c4
-rw-r--r--net/tls/tls_main.c4
-rw-r--r--net/xdp/xdp_umem.c11
-rw-r--r--net/xdp/xsk.c42
-rw-r--r--net/xdp/xsk_queue.h2
-rw-r--r--sound/pci/hda/hda_codec.c2
-rw-r--r--sound/pci/hda/hda_intel.c5
-rw-r--r--tools/bpf/bpftool/cgroup.c6
-rw-r--r--tools/bpf/bpftool/jit_disasm.c11
71 files changed, 1138 insertions, 335 deletions
diff --git a/arch/powerpc/kernel/align.c b/arch/powerpc/kernel/align.c
index 5483c945f55d..0716295ae972 100644
--- a/arch/powerpc/kernel/align.c
+++ b/arch/powerpc/kernel/align.c
@@ -930,7 +930,7 @@ int fix_alignment(struct pt_regs *regs)
* when pasting to a co-processor. Furthermore, paste_last is the
* synchronisation point for preceding copy/paste sequences.
*/
- if ((instruction & 0xfc0006fe) == PPC_INST_COPY & 0xfc0006fe)
+ if ((instruction & 0xfc0006fe) == (PPC_INST_COPY & 0xfc0006fe))
return -EIO;
/* A size of 0 indicates an instruction we don't support, with
diff --git a/arch/powerpc/mm/mmu_context_book3s64.c b/arch/powerpc/mm/mmu_context_book3s64.c
index c2a8f15a7972..d77bd6ce33da 100644
--- a/arch/powerpc/mm/mmu_context_book3s64.c
+++ b/arch/powerpc/mm/mmu_context_book3s64.c
@@ -26,48 +26,16 @@
#include <asm/mmu_context.h>
#include <asm/pgalloc.h>
-static DEFINE_SPINLOCK(mmu_context_lock);
static DEFINE_IDA(mmu_context_ida);
static int alloc_context_id(int min_id, int max_id)
{
- int index, err;
-
-again:
- if (!ida_pre_get(&mmu_context_ida, GFP_KERNEL))
- return -ENOMEM;
-
- spin_lock(&mmu_context_lock);
- err = ida_get_new_above(&mmu_context_ida, min_id, &index);
- spin_unlock(&mmu_context_lock);
-
- if (err == -EAGAIN)
- goto again;
- else if (err)
- return err;
-
- if (index > max_id) {
- spin_lock(&mmu_context_lock);
- ida_remove(&mmu_context_ida, index);
- spin_unlock(&mmu_context_lock);
- return -ENOMEM;
- }
-
- return index;
+ return ida_alloc_range(&mmu_context_ida, min_id, max_id, GFP_KERNEL);
}
void hash__reserve_context_id(int id)
{
- int rc, result = 0;
-
- do {
- if (!ida_pre_get(&mmu_context_ida, GFP_KERNEL))
- break;
-
- spin_lock(&mmu_context_lock);
- rc = ida_get_new_above(&mmu_context_ida, id, &result);
- spin_unlock(&mmu_context_lock);
- } while (rc == -EAGAIN);
+ int result = ida_alloc_range(&mmu_context_ida, id, id, GFP_KERNEL);
WARN(result != id, "mmu: Failed to reserve context id %d (rc %d)\n", id, result);
}
@@ -211,9 +179,7 @@ int init_new_context(struct task_struct *tsk, struct mm_struct *mm)
void __destroy_context(int context_id)
{
- spin_lock(&mmu_context_lock);
- ida_remove(&mmu_context_ida, context_id);
- spin_unlock(&mmu_context_lock);
+ ida_free(&mmu_context_ida, context_id);
}
EXPORT_SYMBOL_GPL(__destroy_context);
@@ -221,13 +187,11 @@ static void destroy_contexts(mm_context_t *ctx)
{
int index, context_id;
- spin_lock(&mmu_context_lock);
for (index = 0; index < ARRAY_SIZE(ctx->extended_id); index++) {
context_id = ctx->extended_id[index];
if (context_id)
- ida_remove(&mmu_context_ida, context_id);
+ ida_free(&mmu_context_ida, context_id);
}
- spin_unlock(&mmu_context_lock);
}
#ifdef CONFIG_PPC_64K_PAGES
diff --git a/drivers/fpga/Kconfig b/drivers/fpga/Kconfig
index 45ed92eab863..d852280c8280 100644
--- a/drivers/fpga/Kconfig
+++ b/drivers/fpga/Kconfig
@@ -43,6 +43,12 @@ config FPGA_MGR_ZYNQ_FPGA
help
FPGA manager driver support for Xilinx Zynq FPGAs.
+config FPGA_MGR_STRATIX10_SOC
+ tristate "Intel Stratix10 SoC FPGA Manager"
+ depends on (ARCH_STRATIX10 && INTEL_STRATIX10_SERVICE)
+ help
+ FPGA manager driver support for the Intel Stratix10 SoC.
+
config FPGA_MGR_XILINX_SPI
tristate "Xilinx Configuration over Slave Serial (SPI)"
depends on SPI
diff --git a/drivers/fpga/Makefile b/drivers/fpga/Makefile
index cfb58d4a5459..9f82b9280af2 100644
--- a/drivers/fpga/Makefile
+++ b/drivers/fpga/Makefile
@@ -9,6 +9,7 @@ obj-$(CONFIG_FPGA) += fpga-mgr.o
obj-$(CONFIG_FPGA_MGR_ICE40_SPI) += ice40-spi.o
obj-$(CONFIG_FPGA_MGR_SOCFPGA) += socfpga.o
obj-$(CONFIG_FPGA_MGR_SOCFPGA_A10) += socfpga-a10.o
+obj-$(CONFIG_FPGA_MGR_STRATIX10_SOC) += stratix10-soc.o
obj-$(CONFIG_FPGA_MGR_TS73XX) += ts73xx-fpga.o
obj-$(CONFIG_FPGA_MGR_XILINX_SPI) += xilinx-spi.o
obj-$(CONFIG_FPGA_MGR_ZYNQ_FPGA) += zynq-fpga.o
diff --git a/drivers/fpga/stratix10-soc.c b/drivers/fpga/stratix10-soc.c
new file mode 100644
index 000000000000..215d33789c74
--- /dev/null
+++ b/drivers/fpga/stratix10-soc.c
@@ -0,0 +1,536 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * FPGA Manager Driver for Intel Stratix10 SoC
+ *
+ * Copyright (C) 2018 Intel Corporation
+ */
+#include <linux/completion.h>
+#include <linux/fpga/fpga-mgr.h>
+#include <linux/firmware/intel/stratix10-svc-client.h>
+#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/of_platform.h>
+
+/*
+ * FPGA programming requires a higher level of privilege (EL3), per the SoC
+ * design.
+ */
+#define NUM_SVC_BUFS 4
+#define SVC_BUF_SIZE SZ_512K
+
+/* Indicates buffer is in use if set */
+#define SVC_BUF_LOCK 0
+
+#define S10_BUFFER_TIMEOUT (msecs_to_jiffies(SVC_RECONFIG_BUFFER_TIMEOUT_MS))
+#define S10_RECONFIG_TIMEOUT (msecs_to_jiffies(SVC_RECONFIG_REQUEST_TIMEOUT_MS))
+
+/*
+ * struct s10_svc_buf
+ * buf: virtual address of buf provided by service layer
+ * lock: locked if buffer is in use
+ */
+struct s10_svc_buf {
+ char *buf;
+ unsigned long lock;
+};
+
+struct s10_priv {
+ struct stratix10_svc_chan *chan;
+ struct stratix10_svc_client client;
+ struct completion status_return_completion;
+ struct s10_svc_buf svc_bufs[NUM_SVC_BUFS];
+ unsigned long status;
+};
+
+static int s10_svc_send_msg(struct s10_priv *priv,
+ enum stratix10_svc_command_code command,
+ void *payload, u32 payload_length)
+{
+ struct stratix10_svc_chan *chan = priv->chan;
+ struct device *dev = priv->client.dev;
+ struct stratix10_svc_client_msg msg;
+ int ret;
+
+ dev_dbg(dev, "%s cmd=%d payload=%p length=%d\n",
+ __func__, command, payload, payload_length);
+
+ msg.command = command;
+ msg.payload = payload;
+ msg.payload_length = payload_length;
+
+ ret = stratix10_svc_send(chan, &msg);
+ dev_dbg(dev, "stratix10_svc_send returned status %d\n", ret);
+
+ return ret;
+}
+
+/*
+ * Free buffers allocated from the service layer's pool that are not in use.
+ * Return true when all buffers are freed.
+ */
+static bool s10_free_buffers(struct fpga_manager *mgr)
+{
+ struct s10_priv *priv = mgr->priv;
+ uint num_free = 0;
+ uint i;
+
+ for (i = 0; i < NUM_SVC_BUFS; i++) {
+ if (!priv->svc_bufs[i].buf) {
+ num_free++;
+ continue;
+ }
+
+ if (!test_and_set_bit_lock(SVC_BUF_LOCK,
+ &priv->svc_bufs[i].lock)) {
+ stratix10_svc_free_memory(priv->chan,
+ priv->svc_bufs[i].buf);
+ priv->svc_bufs[i].buf = NULL;
+ num_free++;
+ }
+ }
+
+ return num_free == NUM_SVC_BUFS;
+}
+
+/*
+ * Returns count of how many buffers are not in use.
+ */
+static uint s10_free_buffer_count(struct fpga_manager *mgr)
+{
+ struct s10_priv *priv = mgr->priv;
+ uint num_free = 0;
+ uint i;
+
+ for (i = 0; i < NUM_SVC_BUFS; i++)
+ if (!priv->svc_bufs[i].buf)
+ num_free++;
+
+ return num_free;
+}
+
+/*
+ * s10_unlock_bufs
+ * Given the returned buffer address, match that address to our buffer struct
+ * and unlock that buffer. This marks it as available to be refilled and sent
+ * (or freed).
+ * priv: private data
+ * kaddr: kernel address of buffer that was returned from service layer
+ */
+static void s10_unlock_bufs(struct s10_priv *priv, void *kaddr)
+{
+ uint i;
+
+ if (!kaddr)
+ return;
+
+ for (i = 0; i < NUM_SVC_BUFS; i++)
+ if (priv->svc_bufs[i].buf == kaddr) {
+ clear_bit_unlock(SVC_BUF_LOCK,
+ &priv->svc_bufs[i].lock);
+ return;
+ }
+
+ WARN(1, "Unknown buffer returned from service layer %p\n", kaddr);
+}
+
+/*
+ * s10_receive_callback - callback for service layer to use to provide client
+ * (this driver) messages received through the mailbox.
+ * client: service layer client struct
+ * data: message from service layer
+ */
+static void s10_receive_callback(struct stratix10_svc_client *client,
+ struct stratix10_svc_cb_data *data)
+{
+ struct s10_priv *priv = client->priv;
+ u32 status;
+ int i;
+
+ WARN_ONCE(!data, "%s: stratix10_svc_rc_data = NULL", __func__);
+
+ status = data->status;
+
+ /*
+ * Here we set status bits as we receive them. Elsewhere, we always use
+ * test_and_clear_bit() to check status in priv->status
+ */
+ for (i = 0; i <= SVC_STATUS_RECONFIG_ERROR; i++)
+ if (status & (1 << i))
+ set_bit(i, &priv->status);
+
+ if (status & BIT(SVC_STATUS_RECONFIG_BUFFER_DONE)) {
+ s10_unlock_bufs(priv, data->kaddr1);
+ s10_unlock_bufs(priv, data->kaddr2);
+ s10_unlock_bufs(priv, data->kaddr3);
+ }
+
+ complete(&priv->status_return_completion);
+}
+
+/*
+ * s10_ops_write_init - prepare for FPGA reconfiguration by requesting
+ * partial reconfig and allocating buffers from the service layer.
+ */
+static int s10_ops_write_init(struct fpga_manager *mgr,
+ struct fpga_image_info *info,
+ const char *buf, size_t count)
+{
+ struct s10_priv *priv = mgr->priv;
+ struct device *dev = priv->client.dev;
+ struct stratix10_svc_command_config_type ctype;
+ char *kbuf;
+ uint i;
+ int ret;
+
+ ctype.flags = 0;
+ if (info->flags & FPGA_MGR_PARTIAL_RECONFIG) {
+ dev_dbg(dev, "Requesting partial reconfiguration.\n");
+ ctype.flags |= BIT(COMMAND_RECONFIG_FLAG_PARTIAL);
+ } else {
+ dev_dbg(dev, "Requesting full reconfiguration.\n");
+ }
+
+ reinit_completion(&priv->status_return_completion);
+ ret = s10_svc_send_msg(priv, COMMAND_RECONFIG,
+ &ctype, sizeof(ctype));
+ if (ret < 0)
+ goto init_done;
+
+ ret = wait_for_completion_interruptible_timeout(
+ &priv->status_return_completion, S10_RECONFIG_TIMEOUT);
+ if (!ret) {
+ dev_err(dev, "timeout waiting for RECONFIG_REQUEST\n");
+ ret = -ETIMEDOUT;
+ goto init_done;
+ }
+ if (ret < 0) {
+ dev_err(dev, "error (%d) waiting for RECONFIG_REQUEST\n", ret);
+ goto init_done;
+ }
+
+ ret = 0;
+ if (!test_and_clear_bit(SVC_STATUS_RECONFIG_REQUEST_OK,
+ &priv->status)) {
+ ret = -ETIMEDOUT;
+ goto init_done;
+ }
+
+ /* Allocate buffers from the service layer's pool. */
+ for (i = 0; i < NUM_SVC_BUFS; i++) {
+ kbuf = stratix10_svc_allocate_memory(priv->chan, SVC_BUF_SIZE);
+ if (!kbuf) {
+ s10_free_buffers(mgr);
+ ret = -ENOMEM;
+ goto init_done;
+ }
+
+ priv->svc_bufs[i].buf = kbuf;
+ priv->svc_bufs[i].lock = 0;
+ }
+
+init_done:
+ stratix10_svc_done(priv->chan);
+ return ret;
+}
+
+/*
+ * s10_send_buf - send a buffer to the service layer queue
+ * mgr: fpga manager struct
+ * buf: fpga image buffer
+ * count: size of buf in bytes
+ * Returns # of bytes transferred or -ENOBUFS if the all the buffers are in use
+ * or if the service queue is full. Never returns 0.
+ */
+static int s10_send_buf(struct fpga_manager *mgr, const char *buf, size_t count)
+{
+ struct s10_priv *priv = mgr->priv;
+ struct device *dev = priv->client.dev;
+ void *svc_buf;
+ size_t xfer_sz;
+ int ret;
+ uint i;
+
+ /* get/lock a buffer that that's not being used */
+ for (i = 0; i < NUM_SVC_BUFS; i++)
+ if (!test_and_set_bit_lock(SVC_BUF_LOCK,
+ &priv->svc_bufs[i].lock))
+ break;
+
+ if (i == NUM_SVC_BUFS)
+ return -ENOBUFS;
+
+ xfer_sz = count < SVC_BUF_SIZE ? count : SVC_BUF_SIZE;
+
+ svc_buf = priv->svc_bufs[i].buf;
+ memcpy(svc_buf, buf, xfer_sz);
+ ret = s10_svc_send_msg(priv, COMMAND_RECONFIG_DATA_SUBMIT,
+ svc_buf, xfer_sz);
+ if (ret < 0) {
+ dev_err(dev,
+ "Error while sending data to service layer (%d)", ret);
+ clear_bit_unlock(SVC_BUF_LOCK, &priv->svc_bufs[i].lock);
+ return ret;
+ }
+
+ return xfer_sz;
+}
+
+/*
+ * Send a FPGA image to privileged layers to write to the FPGA. When done
+ * sending, free all service layer buffers we allocated in write_init.
+ */
+static int s10_ops_write(struct fpga_manager *mgr, const char *buf,
+ size_t count)
+{
+ struct s10_priv *priv = mgr->priv;
+ struct device *dev = priv->client.dev;
+ long wait_status;
+ int sent = 0;
+ int ret = 0;
+
+ /*
+ * Loop waiting for buffers to be returned. When a buffer is returned,
+ * reuse it to send more data or free if if all data has been sent.
+ */
+ while (count > 0 || s10_free_buffer_count(mgr) != NUM_SVC_BUFS) {
+ reinit_completion(&priv->status_return_completion);
+
+ if (count > 0) {
+ sent = s10_send_buf(mgr, buf, count);
+ if (sent < 0)
+ continue;
+
+ count -= sent;
+ buf += sent;
+ } else {
+ if (s10_free_buffers(mgr))
+ return 0;
+
+ ret = s10_svc_send_msg(
+ priv, COMMAND_RECONFIG_DATA_CLAIM,
+ NULL, 0);
+ if (ret < 0)
+ break;
+ }
+
+ /*
+ * If callback hasn't already happened, wait for buffers to be
+ * returned from service layer
+ */
+ wait_status = 1; /* not timed out */
+ if (!priv->status)
+ wait_status = wait_for_completion_interruptible_timeout(
+ &priv->status_return_completion,
+ S10_BUFFER_TIMEOUT);
+
+ if (test_and_clear_bit(SVC_STATUS_RECONFIG_BUFFER_DONE,
+ &priv->status) ||
+ test_and_clear_bit(SVC_STATUS_RECONFIG_BUFFER_SUBMITTED,
+ &priv->status)) {
+ ret = 0;
+ continue;
+ }
+
+ if (test_and_clear_bit(SVC_STATUS_RECONFIG_ERROR,
+ &priv->status)) {
+ dev_err(dev, "ERROR - giving up - SVC_STATUS_RECONFIG_ERROR\n");
+ ret = -EFAULT;
+ break;
+ }
+
+ if (!wait_status) {
+ dev_err(dev, "timeout waiting for svc layer buffers\n");
+ ret = -ETIMEDOUT;
+ break;
+ }
+ if (wait_status < 0) {
+ ret = wait_status;
+ dev_err(dev,
+ "error (%d) waiting for svc layer buffers\n",
+ ret);
+ break;
+ }
+ }
+
+ if (!s10_free_buffers(mgr))
+ dev_err(dev, "%s not all buffers were freed\n", __func__);
+
+ return ret;
+}
+
+static int s10_ops_write_complete(struct fpga_manager *mgr,
+ struct fpga_image_info *info)
+{
+ struct s10_priv *priv = mgr->priv;
+ struct device *dev = priv->client.dev;
+ unsigned long timeout;
+ int ret;
+
+ timeout = usecs_to_jiffies(info->config_complete_timeout_us);
+
+ do {
+ reinit_completion(&priv->status_return_completion);
+
+ ret = s10_svc_send_msg(priv, COMMAND_RECONFIG_STATUS, NULL, 0);
+ if (ret < 0)
+ break;
+
+ ret = wait_for_completion_interruptible_timeout(
+ &priv->status_return_completion, timeout);
+ if (!ret) {
+ dev_err(dev,
+ "timeout waiting for RECONFIG_COMPLETED\n");
+ ret = -ETIMEDOUT;
+ break;
+ }
+ if (ret < 0) {
+ dev_err(dev,
+ "error (%d) waiting for RECONFIG_COMPLETED\n",
+ ret);
+ break;
+ }
+ /* Not error or timeout, so ret is # of jiffies until timeout */
+ timeout = ret;
+ ret = 0;
+
+ if (test_and_clear_bit(SVC_STATUS_RECONFIG_COMPLETED,
+ &priv->status))
+ break;
+
+ if (test_and_clear_bit(SVC_STATUS_RECONFIG_ERROR,
+ &priv->status)) {
+ dev_err(dev, "ERROR - giving up - SVC_STATUS_RECONFIG_ERROR\n");
+ ret = -EFAULT;
+ break;
+ }
+ } while (1);
+
+ stratix10_svc_done(priv->chan);
+
+ return ret;
+}
+
+static enum fpga_mgr_states s10_ops_state(struct fpga_manager *mgr)
+{
+ return FPGA_MGR_STATE_UNKNOWN;
+}
+
+static const struct fpga_manager_ops s10_ops = {
+ .state = s10_ops_state,
+ .write_init = s10_ops_write_init,
+ .write = s10_ops_write,
+ .write_complete = s10_ops_write_complete,
+};
+
+static int s10_probe(struct platform_device *pdev)
+{
+ struct device *dev = &pdev->dev;
+ struct s10_priv *priv;
+ struct fpga_manager *mgr;
+ int ret;
+
+ priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);
+ if (!priv)
+ return -ENOMEM;
+
+ priv->client.dev = dev;
+ priv->client.receive_cb = s10_receive_callback;
+ priv->client.priv = priv;
+
+ priv->chan = stratix10_svc_request_channel_byname(&priv->client,
+ SVC_CLIENT_FPGA);
+ if (IS_ERR(priv->chan)) {
+ dev_err(dev, "couldn't get service channel (%s)\n",
+ SVC_CLIENT_FPGA);
+ return PTR_ERR(priv->chan);
+ }
+
+ init_completion(&priv->status_return_completion);
+
+ mgr = fpga_mgr_create(dev, "Stratix10 SOC FPGA Manager",
+ &s10_ops, priv);
+ if (!mgr) {
+ dev_err(dev, "unable to create FPGA manager\n");
+ ret = -ENOMEM;
+ goto probe_err;
+ }
+
+ ret = fpga_mgr_register(mgr);
+ if (ret) {
+ dev_err(dev, "unable to register FPGA manager\n");
+ fpga_mgr_free(mgr);
+ goto probe_err;
+ }
+
+ platform_set_drvdata(pdev, mgr);
+ return ret;
+
+probe_err:
+ stratix10_svc_free_channel(priv->chan);
+ return ret;
+}
+
+static int s10_remove(struct platform_device *pdev)
+{
+ struct fpga_manager *mgr = platform_get_drvdata(pdev);
+ struct s10_priv *priv = mgr->priv;
+
+ fpga_mgr_unregister(mgr);
+ stratix10_svc_free_channel(priv->chan);
+
+ return 0;
+}
+
+static const struct of_device_id s10_of_match[] = {
+ { .compatible = "intel,stratix10-soc-fpga-mgr", },
+ {},
+};
+
+MODULE_DEVICE_TABLE(of, s10_of_match);
+
+static struct platform_driver s10_driver = {
+ .probe = s10_probe,
+ .remove = s10_remove,
+ .driver = {
+ .name = "Stratix10 SoC FPGA manager",
+ .of_match_table = of_match_ptr(s10_of_match),
+ },
+};
+
+static int __init s10_init(void)
+{
+ struct device_node *fw_np;
+ struct device_node *np;
+ int ret;
+
+ fw_np = of_find_node_by_name(NULL, "svc");
+ if (!fw_np)
+ return -ENODEV;
+
+ of_node_get(fw_np);
+ np = of_find_matching_node(fw_np, s10_of_match);
+ if (!np) {
+ of_node_put(fw_np);
+ return -ENODEV;
+ }
+
+ of_node_put(np);
+ ret = of_platform_populate(fw_np, s10_of_match, NULL, NULL);
+ of_node_put(fw_np);
+ if (ret)
+ return ret;
+
+ return platform_driver_register(&s10_driver);
+}
+
+static void __exit s10_exit(void)
+{
+ return platform_driver_unregister(&s10_driver);
+}
+
+module_init(s10_init);
+module_exit(s10_exit);
+
+MODULE_AUTHOR("Alan Tull <atull@kernel.org>");
+MODULE_DESCRIPTION("Intel Stratix 10 SOC FPGA Manager");
+MODULE_LICENSE("GPL v2");
diff --git a/drivers/infiniband/core/umem_odp.c b/drivers/infiniband/core/umem_odp.c
index fd93c42a7059..180d28c1966c 100644
--- a/drivers/infiniband/core/umem_odp.c
+++ b/drivers/infiniband/core/umem_odp.c
@@ -145,6 +145,7 @@ static void ib_umem_notifier_invalidate_range_start(struct mmu_notifier *mn,
{
struct ib_ucontext_per_mm *per_mm =
container_of(mn, struct ib_ucontext_per_mm, mn);
+ int rc;
down_read(&per_mm->umem_rwsem);
if (!per_mm->active) {
@@ -157,8 +158,12 @@ static void ib_umem_notifier_invalidate_range_start(struct mmu_notifier *mn,
return;
}
- rbt_ib_umem_for_each_in_range(&per_mm->umem_tree, start, end,
- invalidate_range_start_trampoline, NULL);
+ rc = rbt_ib_umem_for_each_in_range(&per_mm->umem_tree, start, end,
+ invalidate_range_start_trampoline,
+ NULL);
+ if (rc)
+ up_read(&per_mm->umem_rwsem);
+ return;
}
static int invalidate_range_end_trampoline(struct ib_umem_odp *item, u64 start,
diff --git a/drivers/infiniband/core/uverbs_uapi.c b/drivers/infiniband/core/uverbs_uapi.c
index 86f3fc5e04b4..3947952d2bcf 100644
--- a/drivers/infiniband/core/uverbs_uapi.c
+++ b/drivers/infiniband/core/uverbs_uapi.c
@@ -17,6 +17,8 @@ static void *uapi_add_elm(struct uverbs_api *uapi, u32 key, size_t alloc_size)
return ERR_PTR(-EOVERFLOW);
elm = kzalloc(alloc_size, GFP_KERNEL);
+ if (!elm)
+ return ERR_PTR(-ENOMEM);
rc = radix_tree_insert(&uapi->radix, key, elm);
if (rc) {
kfree(elm);
diff --git a/drivers/infiniband/hw/mlx5/mad.c b/drivers/infiniband/hw/mlx5/mad.c
index 32a9e9228b13..cdf6e26ebc87 100644
--- a/drivers/infiniband/hw/mlx5/mad.c
+++ b/drivers/infiniband/hw/mlx5/mad.c
@@ -197,19 +197,33 @@ static void pma_cnt_assign(struct ib_pma_portcounters *pma_cnt,
vl_15_dropped);
}
-static int process_pma_cmd(struct mlx5_core_dev *mdev, u8 port_num,
+static int process_pma_cmd(struct mlx5_ib_dev *dev, u8 port_num,
const struct ib_mad *in_mad, struct ib_mad *out_mad)
{
- int err;
+ struct mlx5_core_dev *mdev;
+ bool native_port = true;
+ u8 mdev_port_num;
void *out_cnt;
+ int err;
+ mdev = mlx5_ib_get_native_port_mdev(dev, port_num, &mdev_port_num);
+ if (!mdev) {
+ /* Fail to get the native port, likely due to 2nd port is still
+ * unaffiliated. In such case default to 1st port and attached
+ * PF device.
+ */
+ native_port = false;
+ mdev = dev->mdev;
+ mdev_port_num = 1;
+ }
/* Declaring support of extended counters */
if (in_mad->mad_hdr.attr_id == IB_PMA_CLASS_PORT_INFO) {
struct ib_class_port_info cpi = {};
cpi.capability_mask = IB_PMA_CLASS_CAP_EXT_WIDTH;
memcpy((out_mad->data + 40), &cpi, sizeof(cpi));
- return IB_MAD_RESULT_SUCCESS | IB_MAD_RESULT_REPLY;
+ err = IB_MAD_RESULT_SUCCESS | IB_MAD_RESULT_REPLY;
+ goto done;
}
if (in_mad->mad_hdr.attr_id == IB_PMA_PORT_COUNTERS_EXT) {
@@ -218,11 +232,13 @@ static int process_pma_cmd(struct mlx5_core_dev *mdev, u8 port_num,
int sz = MLX5_ST_SZ_BYTES(query_vport_counter_out);
out_cnt = kvzalloc(sz, GFP_KERNEL);
- if (!out_cnt)
- return IB_MAD_RESULT_FAILURE;
+ if (!out_cnt) {
+ err = IB_MAD_RESULT_FAILURE;
+ goto done;
+ }
err = mlx5_core_query_vport_counter(mdev, 0, 0,
- port_num, out_cnt, sz);
+ mdev_port_num, out_cnt, sz);
if (!err)
pma_cnt_ext_assign(pma_cnt_ext, out_cnt);
} else {
@@ -231,20 +247,23 @@ static int process_pma_cmd(struct mlx5_core_dev *mdev, u8 port_num,
int sz = MLX5_ST_SZ_BYTES(ppcnt_reg);
out_cnt = kvzalloc(sz, GFP_KERNEL);
- if (!out_cnt)
- return IB_MAD_RESULT_FAILURE;
+ if (!out_cnt) {
+ err = IB_MAD_RESULT_FAILURE;
+ goto done;
+ }
- err = mlx5_core_query_ib_ppcnt(mdev, port_num,
+ err = mlx5_core_query_ib_ppcnt(mdev, mdev_port_num,
out_cnt, sz);
if (!err)
pma_cnt_assign(pma_cnt, out_cnt);
- }
-
+ }
kvfree(out_cnt);
- if (err)
- return IB_MAD_RESULT_FAILURE;
-
- return IB_MAD_RESULT_SUCCESS | IB_MAD_RESULT_REPLY;
+ err = err ? IB_MAD_RESULT_FAILURE :
+ IB_MAD_RESULT_SUCCESS | IB_MAD_RESULT_REPLY;
+done:
+ if (native_port)
+ mlx5_ib_put_native_port_mdev(dev, port_num);
+ return err;
}
int mlx5_ib_process_mad(struct ib_device *ibdev, int mad_flags, u8 port_num,
@@ -256,8 +275,6 @@ int mlx5_ib_process_mad(struct ib_device *ibdev, int mad_flags, u8 port_num,
struct mlx5_ib_dev *dev = to_mdev(ibdev);
const struct ib_mad *in_mad = (const struct ib_mad *)in;
struct ib_mad *out_mad = (struct ib_mad *)out;
- struct mlx5_core_dev *mdev;
- u8 mdev_port_num;
int ret;
if (WARN_ON_ONCE(in_mad_size != sizeof(*in_mad) ||
@@ -266,19 +283,14 @@ int mlx5_ib_process_mad(struct ib_device *ibdev, int mad_flags, u8 port_num,
memset(out_mad->data, 0, sizeof(out_mad->data));
- mdev = mlx5_ib_get_native_port_mdev(dev, port_num, &mdev_port_num);
- if (!mdev)
- return IB_MAD_RESULT_FAILURE;
-
- if (MLX5_CAP_GEN(mdev, vport_counters) &&
+ if (MLX5_CAP_GEN(dev->mdev, vport_counters) &&
in_mad->mad_hdr.mgmt_class == IB_MGMT_CLASS_PERF_MGMT &&
in_mad->mad_hdr.method == IB_MGMT_METHOD_GET) {
- ret = process_pma_cmd(mdev, mdev_port_num, in_mad, out_mad);
+ ret = process_pma_cmd(dev, port_num, in_mad, out_mad);
} else {
ret = process_mad(ibdev, mad_flags, port_num, in_wc, in_grh,
in_mad, out_mad);
}
- mlx5_ib_put_native_port_mdev(dev, port_num);
return ret;
}
diff --git a/drivers/infiniband/ulp/ipoib/ipoib_main.c b/drivers/infiniband/ulp/ipoib/ipoib_main.c
index 4ae16fbee0ed..3e99cd0384bc 100644
--- a/drivers/infiniband/ulp/ipoib/ipoib_main.c
+++ b/drivers/infiniband/ulp/ipoib/ipoib_main.c
@@ -1891,12 +1891,6 @@ static void ipoib_child_init(struct net_device *ndev)
struct ipoib_dev_priv *priv = ipoib_priv(ndev);
struct ipoib_dev_priv *ppriv = ipoib_priv(priv->parent);
- dev_hold(priv->parent);
-
- down_write(&ppriv->vlan_rwsem);
- list_add_tail(&priv->list, &ppriv->child_intfs);
- up_write(&ppriv->vlan_rwsem);
-
priv->max_ib_mtu = ppriv->max_ib_mtu;
set_bit(IPOIB_FLAG_SUBINTERFACE, &priv->flags);
memcpy(priv->dev->dev_addr, ppriv->dev->dev_addr, INFINIBAND_ALEN);
@@ -1939,6 +1933,17 @@ static int ipoib_ndo_init(struct net_device *ndev)
if (rc) {
pr_warn("%s: failed to initialize device: %s port %d (ret = %d)\n",
priv->ca->name, priv->dev->name, priv->port, rc);
+ return rc;
+ }
+
+ if (priv->parent) {
+ struct ipoib_dev_priv *ppriv = ipoib_priv(priv->parent);
+
+ dev_hold(priv->parent);
+
+ down_write(&ppriv->vlan_rwsem);
+ list_add_tail(&priv->list, &ppriv->child_intfs);
+ up_write(&ppriv->vlan_rwsem);
}
return 0;
@@ -1956,6 +1961,14 @@ static void ipoib_ndo_uninit(struct net_device *dev)
*/
WARN_ON(!list_empty(&priv->child_intfs));
+ if (priv->parent) {
+ struct ipoib_dev_priv *ppriv = ipoib_priv(priv->parent);
+
+ down_write(&ppriv->vlan_rwsem);
+ list_del(&priv->list);
+ up_write(&ppriv->vlan_rwsem);
+ }
+
ipoib_neigh_hash_uninit(dev);
ipoib_ib_dev_cleanup(dev);
@@ -1967,15 +1980,8 @@ static void ipoib_ndo_uninit(struct net_device *dev)
priv->wq = NULL;
}
- if (priv->parent) {
- struct ipoib_dev_priv *ppriv = ipoib_priv(priv->parent);
-
- down_write(&ppriv->vlan_rwsem);
- list_del(&priv->list);
- up_write(&ppriv->vlan_rwsem);
-
+ if (priv->parent)
dev_put(priv->parent);
- }
}
static int ipoib_set_vf_link_state(struct net_device *dev, int vf, int link_state)
diff --git a/drivers/infiniband/ulp/srp/ib_srp.c b/drivers/infiniband/ulp/srp/ib_srp.c
index cc5dbbc53326..119c488d0fea 100644
--- a/drivers/infiniband/ulp/srp/ib_srp.c
+++ b/drivers/infiniband/ulp/srp/ib_srp.c
@@ -3402,13 +3402,17 @@ static const match_table_t srp_opt_tokens = {
/**
* srp_parse_in - parse an IP address and port number combination
+ * @net: [in] Network namespace.
+ * @sa: [out] Address family, IP address and port number.
+ * @addr_port_str: [in] IP address and port number.
+ * @has_port: [out] Whether or not @addr_port_str includes a port number.
*
* Parse the following address formats:
* - IPv4: <ip_address>:<port>, e.g. 1.2.3.4:5.
* - IPv6: \[<ipv6_address>\]:<port>, e.g. [1::2:3%4]:5.
*/
static int srp_parse_in(struct net *net, struct sockaddr_storage *sa,
- const char *addr_port_str)
+ const char *addr_port_str, bool *has_port)
{
char *addr_end, *addr = kstrdup(addr_port_str, GFP_KERNEL);
char *port_str;
@@ -3417,9 +3421,12 @@ static int srp_parse_in(struct net *net, struct sockaddr_storage *sa,
if (!addr)
return -ENOMEM;
port_str = strrchr(addr, ':');
- if (!port_str)
- return -EINVAL;
- *port_str++ = '\0';
+ if (port_str && strchr(port_str, ']'))
+ port_str = NULL;
+ if (port_str)
+ *port_str++ = '\0';
+ if (has_port)
+ *has_port = port_str != NULL;
ret = inet_pton_with_scope(net, AF_INET, addr, port_str, sa);
if (ret && addr[0]) {
addr_end = addr + strlen(addr) - 1;
@@ -3441,6 +3448,7 @@ static int srp_parse_options(struct net *net, const char *buf,
char *p;
substring_t args[MAX_OPT_ARGS];
unsigned long long ull;
+ bool has_port;
int opt_mask = 0;
int token;
int ret = -EINVAL;
@@ -3539,7 +3547,8 @@ static int srp_parse_options(struct net *net, const char *buf,
ret = -ENOMEM;
goto out;
}
- ret = srp_parse_in(net, &target->rdma_cm.src.ss, p);
+ ret = srp_parse_in(net, &target->rdma_cm.src.ss, p,
+ NULL);
if (ret < 0) {
pr_warn("bad source parameter '%s'\n", p);
kfree(p);
@@ -3555,7 +3564,10 @@ static int srp_parse_options(struct net *net, const char *buf,
ret = -ENOMEM;
goto out;
}
- ret = srp_parse_in(net, &target->rdma_cm.dst.ss, p);
+ ret = srp_parse_in(net, &target->rdma_cm.dst.ss, p,
+ &has_port);
+ if (!has_port)
+ ret = -EINVAL;
if (ret < 0) {
pr_warn("bad dest parameter '%s'\n", p);
kfree(p);
diff --git a/drivers/input/keyboard/tm2-touchkey.c b/drivers/input/keyboard/tm2-touchkey.c
index abc266e40e17..a225ef52e2a5 100644
--- a/drivers/input/keyboard/tm2-touchkey.c
+++ b/drivers/input/keyboard/tm2-touchkey.c
@@ -48,7 +48,7 @@ struct tm2_touchkey_data {
struct regulator_bulk_data regulators[2];
};
-static void tm2_touchkey_led_brightness_set(struct led_classdev *led_dev,
+static int tm2_touchkey_led_brightness_set(struct led_classdev *led_dev,
enum led_brightness brightness)
{
struct tm2_touchkey_data *touchkey =
@@ -65,7 +65,7 @@ static void tm2_touchkey_led_brightness_set(struct led_classdev *led_dev,
}
regulator_set_voltage(touchkey->vdd, volt, volt);
- i2c_smbus_write_byte_data(touchkey->client,
+ return i2c_smbus_write_byte_data(touchkey->client,
TM2_TOUCHKEY_BASE_REG, data);
}
@@ -214,7 +214,8 @@ static int tm2_touchkey_probe(struct i2c_client *client,
touchkey->led_dev.name = TM2_TOUCHKEY_DEV_NAME;
touchkey->led_dev.brightness = LED_FULL;
touchkey->led_dev.max_brightness = LED_ON;
- touchkey->led_dev.brightness_set = tm2_touchkey_led_brightness_set;
+ touchkey->led_dev.brightness_set_blocking =
+ tm2_touchkey_led_brightness_set;
error = devm_led_classdev_register(&client->dev, &touchkey->led_dev);
if (error) {
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index 84ec3967489c..146b1e294a40 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -2169,6 +2169,15 @@ static void bond_miimon_commit(struct bonding *bond)
bond_for_each_slave(bond, slave, iter) {
switch (slave->new_link) {
case BOND_LINK_NOCHANGE:
+ /* For 802.3ad mode, check current slave speed and
+ * duplex again in case its port was disabled after
+ * invalid speed/duplex reporting but recovered before
+ * link monitoring could make a decision on the actual
+ * link status
+ */
+ if (BOND_MODE(bond) == BOND_MODE_8023AD &&
+ slave->link == BOND_LINK_UP)
+ bond_3ad_adapter_speed_duplex_changed(slave);
continue;
case BOND_LINK_UP:
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
index 95c79375ad5c..0a3f5e03e4f3 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
@@ -5484,7 +5484,16 @@ static int bnxt_cp_rings_in_use(struct bnxt *bp)
static int bnxt_get_func_stat_ctxs(struct bnxt *bp)
{
- return bp->cp_nr_rings + bnxt_get_ulp_stat_ctxs(bp);
+ int ulp_stat = bnxt_get_ulp_stat_ctxs(bp);
+ int cp = bp->cp_nr_rings;
+
+ if (!ulp_stat)
+ return cp;
+
+ if (bnxt_nq_rings_in_use(bp) > cp + bnxt_get_ulp_msix_num(bp))
+ return bnxt_get_ulp_msix_base(bp) + ulp_stat;
+
+ return cp + ulp_stat;
}
static bool bnxt_need_reserve_rings(struct bnxt *bp)
@@ -7374,11 +7383,7 @@ unsigned int bnxt_get_avail_cp_rings_for_en(struct bnxt *bp)
unsigned int bnxt_get_avail_stat_ctxs_for_en(struct bnxt *bp)
{
- unsigned int stat;
-
- stat = bnxt_get_max_func_stat_ctxs(bp) - bnxt_get_ulp_stat_ctxs(bp);
- stat -= bp->cp_nr_rings;
- return stat;
+ return bnxt_get_max_func_stat_ctxs(bp) - bnxt_get_func_stat_ctxs(bp);
}
int bnxt_get_avail_msix(struct bnxt *bp, int num)
@@ -10113,10 +10118,10 @@ static void bnxt_remove_one(struct pci_dev *pdev)
bnxt_dcb_free(bp);
kfree(bp->edev);
bp->edev = NULL;
+ bnxt_cleanup_pci(bp);
bnxt_free_ctx_mem(bp);
kfree(bp->ctx);
bp->ctx = NULL;
- bnxt_cleanup_pci(bp);
bnxt_free_port_stats(bp);
free_netdev(dev);
}
@@ -10679,6 +10684,7 @@ static void bnxt_shutdown(struct pci_dev *pdev)
if (system_state == SYSTEM_POWER_OFF) {
bnxt_clear_int_mode(bp);
+ pci_disable_device(pdev);
pci_wake_from_d3(pdev, bp->wol);
pci_set_power_state(pdev, PCI_D3hot);
}
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_dcb.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_dcb.c
index 15c7041e937b..88f0bc7a15ea 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt_dcb.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_dcb.c
@@ -396,7 +396,7 @@ static int bnxt_hwrm_queue_dscp_qcaps(struct bnxt *bp)
bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_QUEUE_DSCP_QCAPS, -1, -1);
mutex_lock(&bp->hwrm_cmd_lock);
- rc = _hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
+ rc = _hwrm_send_message_silent(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
if (!rc) {
bp->max_dscp_value = (1 << resp->num_dscp_bits) - 1;
if (bp->max_dscp_value < 0x3f)
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c
index bfa342a98d08..fc77caf0a076 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c
@@ -157,8 +157,10 @@ static int bnxt_req_msix_vecs(struct bnxt_en_dev *edev, int ulp_id,
if (BNXT_NEW_RM(bp)) {
struct bnxt_hw_resc *hw_resc = &bp->hw_resc;
+ int resv_msix;
- avail_msix = hw_resc->resv_irqs - bp->cp_nr_rings;
+ resv_msix = hw_resc->resv_irqs - bp->cp_nr_rings;
+ avail_msix = min_t(int, resv_msix, avail_msix);
edev->ulp_tbl[ulp_id].msix_requested = avail_msix;
}
bnxt_fill_msix_vecs(bp, ent);
diff --git a/drivers/net/ethernet/intel/e1000e/netdev.c b/drivers/net/ethernet/intel/e1000e/netdev.c
index ee8ca480dc35..5635071b06ea 100644
--- a/drivers/net/ethernet/intel/e1000e/netdev.c
+++ b/drivers/net/ethernet/intel/e1000e/netdev.c
@@ -4227,7 +4227,7 @@ void e1000e_up(struct e1000_adapter *adapter)
e1000_configure_msix(adapter);
e1000_irq_enable(adapter);
- netif_start_queue(adapter->netdev);
+ /* Tx queue started by watchdog timer when link is up */
e1000e_trigger_lsc(adapter);
}
@@ -4603,6 +4603,7 @@ int e1000e_open(struct net_device *netdev)
pm_runtime_get_sync(&pdev->dev);
netif_carrier_off(netdev);
+ netif_stop_queue(netdev);
/* allocate transmit descriptors */
err = e1000e_setup_tx_resources(adapter->tx_ring);
@@ -4663,7 +4664,6 @@ int e1000e_open(struct net_device *netdev)
e1000_irq_enable(adapter);
adapter->tx_hang_recheck = false;
- netif_start_queue(netdev);
hw->mac.get_link_status = true;
pm_runtime_put(&pdev->dev);
@@ -5285,6 +5285,7 @@ static void e1000_watchdog_task(struct work_struct *work)
if (phy->ops.cfg_on_link_up)
phy->ops.cfg_on_link_up(hw);
+ netif_wake_queue(netdev);
netif_carrier_on(netdev);
if (!test_bit(__E1000_DOWN, &adapter->state))
@@ -5298,6 +5299,7 @@ static void e1000_watchdog_task(struct work_struct *work)
/* Link status message must follow this format */
pr_info("%s NIC Link is Down\n", adapter->netdev->name);
netif_carrier_off(netdev);
+ netif_stop_queue(netdev);
if (!test_bit(__E1000_DOWN, &adapter->state))
mod_timer(&adapter->phy_info_timer,
round_jiffies(jiffies + 2 * HZ));
@@ -5305,13 +5307,8 @@ static void e1000_watchdog_task(struct work_struct *work)
/* 8000ES2LAN requires a Rx packet buffer work-around
* on link down event; reset the controller to flush
* the Rx packet buffer.
- *
- * If the link is lost the controller stops DMA, but
- * if there is queued Tx work it cannot be done. So
- * reset the controller to flush the Tx packet buffers.
*/
- if ((adapter->flags & FLAG_RX_NEEDS_RESTART) ||
- e1000_desc_unused(tx_ring) + 1 < tx_ring->count)
+ if (adapter->flags & FLAG_RX_NEEDS_RESTART)
adapter->flags |= FLAG_RESTART_NOW;
else
pm_schedule_suspend(netdev->dev.parent,
@@ -5334,6 +5331,14 @@ link_up:
adapter->gotc_old = adapter->stats.gotc;
spin_unlock(&adapter->stats64_lock);
+ /* If the link is lost the controller stops DMA, but
+ * if there is queued Tx work it cannot be done. So
+ * reset the controller to flush the Tx packet buffers.
+ */
+ if (!netif_carrier_ok(netdev) &&
+ (e1000_desc_unused(tx_ring) + 1 < tx_ring->count))
+ adapter->flags |= FLAG_RESTART_NOW;
+
/* If reset is necessary, do it outside of interrupt context. */
if (adapter->flags & FLAG_RESTART_NOW) {
schedule_work(&adapter->reset_task);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en.h b/drivers/net/ethernet/mellanox/mlx5/core/en.h
index ac94b4629a67..fa453e493551 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en.h
@@ -301,6 +301,7 @@ enum {
MLX5E_RQ_STATE_ENABLED,
MLX5E_RQ_STATE_AM,
MLX5E_RQ_STATE_NO_CSUM_COMPLETE,
+ MLX5E_RQ_STATE_CSUM_FULL, /* cqe_csum_full hw bit is set */
};
struct mlx5e_cq {
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
index 7684cfadb099..d758a44b2757 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
@@ -942,6 +942,9 @@ static int mlx5e_open_rq(struct mlx5e_channel *c,
if (err)
goto err_destroy_rq;
+ if (MLX5_CAP_ETH(c->mdev, cqe_checksum_full))
+ __set_bit(MLX5E_RQ_STATE_CSUM_FULL, &c->rq.state);
+
if (params->rx_dim_enabled)
__set_bit(MLX5E_RQ_STATE_AM, &c->rq.state);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c
index 444bf1e6e224..5488ac77eca4 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c
@@ -829,8 +829,14 @@ static inline void mlx5e_handle_csum(struct net_device *netdev,
if (unlikely(get_ip_proto(skb, network_depth, proto) == IPPROTO_SCTP))
goto csum_unnecessary;
+ stats->csum_complete++;
skb->ip_summed = CHECKSUM_COMPLETE;
skb->csum = csum_unfold((__force __sum16)cqe->check_sum);
+
+ if (test_bit(MLX5E_RQ_STATE_CSUM_FULL, &rq->state))
+ return; /* CQE csum covers all received bytes */
+
+ /* csum might need some fixups ...*/
if (network_depth > ETH_HLEN)
/* CQE csum is calculated from the IP header and does
* not cover VLAN headers (if present). This will add
@@ -841,7 +847,6 @@ static inline void mlx5e_handle_csum(struct net_device *netdev,
skb->csum);
mlx5e_skb_padding_csum(skb, network_depth, proto, stats);
- stats->csum_complete++;
return;
}
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_dcb.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_dcb.c
index b25048c6c761..21296fa7f7fb 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_dcb.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_dcb.c
@@ -408,14 +408,6 @@ static int mlxsw_sp_port_dcb_app_update(struct mlxsw_sp_port *mlxsw_sp_port)
have_dscp = mlxsw_sp_port_dcb_app_prio_dscp_map(mlxsw_sp_port,
&prio_map);
- if (!have_dscp) {
- err = mlxsw_sp_port_dcb_toggle_trust(mlxsw_sp_port,
- MLXSW_REG_QPTS_TRUST_STATE_PCP);
- if (err)
- netdev_err(mlxsw_sp_port->dev, "Couldn't switch to trust L2\n");
- return err;
- }
-
mlxsw_sp_port_dcb_app_dscp_prio_map(mlxsw_sp_port, default_prio,
&dscp_map);
err = mlxsw_sp_port_dcb_app_update_qpdpm(mlxsw_sp_port,
@@ -432,6 +424,14 @@ static int mlxsw_sp_port_dcb_app_update(struct mlxsw_sp_port *mlxsw_sp_port)
return err;
}
+ if (!have_dscp) {
+ err = mlxsw_sp_port_dcb_toggle_trust(mlxsw_sp_port,
+ MLXSW_REG_QPTS_TRUST_STATE_PCP);
+ if (err)
+ netdev_err(mlxsw_sp_port->dev, "Couldn't switch to trust L2\n");
+ return err;
+ }
+
err = mlxsw_sp_port_dcb_toggle_trust(mlxsw_sp_port,
MLXSW_REG_QPTS_TRUST_STATE_DSCP);
if (err) {
diff --git a/drivers/net/ethernet/qlogic/Kconfig b/drivers/net/ethernet/qlogic/Kconfig
index 0ee2490db729..04873746bcef 100644
--- a/drivers/net/ethernet/qlogic/Kconfig
+++ b/drivers/net/ethernet/qlogic/Kconfig
@@ -86,6 +86,7 @@ config QED
depends on PCI
select ZLIB_INFLATE
select CRC8
+ select NET_DEVLINK
---help---
This enables the support for ...
diff --git a/drivers/net/ethernet/qlogic/qed/qed_dev.c b/drivers/net/ethernet/qlogic/qed/qed_dev.c
index f47669e42b4a..24163d3464b2 100644
--- a/drivers/net/ethernet/qlogic/qed/qed_dev.c
+++ b/drivers/net/ethernet/qlogic/qed/qed_dev.c
@@ -652,6 +652,7 @@ static int qed_llh_abs_ppfid(struct qed_dev *cdev, u8 ppfid, u8 *p_abs_ppfid)
DP_NOTICE(cdev,
"ppfid %d is not valid, available indices are 0..%hhd\n",
ppfid, p_llh_info->num_ppfid - 1);
+ *p_abs_ppfid = 0;
return -EINVAL;
}
diff --git a/drivers/net/wireless/ath/ath10k/hw.c b/drivers/net/wireless/ath/ath10k/hw.c
index 677535b3d207..476e0535f06f 100644
--- a/drivers/net/wireless/ath/ath10k/hw.c
+++ b/drivers/net/wireless/ath/ath10k/hw.c
@@ -168,7 +168,7 @@ const struct ath10k_hw_values qca6174_values = {
};
const struct ath10k_hw_values qca99x0_values = {
- .rtc_state_val_on = 5,
+ .rtc_state_val_on = 7,
.ce_count = 12,
.msi_assign_ce_max = 12,
.num_target_ce_config_wlan = 10,
diff --git a/drivers/net/wireless/ath/ath10k/mac.c b/drivers/net/wireless/ath/ath10k/mac.c
index d784e4a4aa17..8f55d1ebc1cd 100644
--- a/drivers/net/wireless/ath/ath10k/mac.c
+++ b/drivers/net/wireless/ath/ath10k/mac.c
@@ -1624,6 +1624,10 @@ static int ath10k_mac_setup_prb_tmpl(struct ath10k_vif *arvif)
if (arvif->vdev_type != WMI_VDEV_TYPE_AP)
return 0;
+ /* For mesh, probe response and beacon share the same template */
+ if (ieee80211_vif_is_mesh(vif))
+ return 0;
+
prb = ieee80211_proberesp_get(hw, vif);
if (!prb) {
ath10k_warn(ar, "failed to get probe resp template from mac80211\n");
diff --git a/drivers/net/wireless/ath/ath10k/sdio.c b/drivers/net/wireless/ath/ath10k/sdio.c
index cb527a21f1ac..686759b5613f 100644
--- a/drivers/net/wireless/ath/ath10k/sdio.c
+++ b/drivers/net/wireless/ath/ath10k/sdio.c
@@ -2073,6 +2073,9 @@ static void ath10k_sdio_remove(struct sdio_func *func)
cancel_work_sync(&ar_sdio->wr_async_work);
ath10k_core_unregister(ar);
ath10k_core_destroy(ar);
+
+ flush_workqueue(ar_sdio->workqueue);
+ destroy_workqueue(ar_sdio->workqueue);
}
static const struct sdio_device_id ath10k_sdio_devices[] = {
diff --git a/drivers/net/wireless/ath/ath10k/txrx.c b/drivers/net/wireless/ath/ath10k/txrx.c
index cda164f6e9f6..6f62ddc0494c 100644
--- a/drivers/net/wireless/ath/ath10k/txrx.c
+++ b/drivers/net/wireless/ath/ath10k/txrx.c
@@ -156,6 +156,9 @@ struct ath10k_peer *ath10k_peer_find_by_id(struct ath10k *ar, int peer_id)
{
struct ath10k_peer *peer;
+ if (peer_id >= BITS_PER_TYPE(peer->peer_ids))
+ return NULL;
+
lockdep_assert_held(&ar->data_lock);
list_for_each_entry(peer, &ar->peers, list)
diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c
index 6310564115ae..34a3431d311e 100644
--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
@@ -252,8 +252,9 @@ void ath9k_hw_get_channel_centers(struct ath_hw *ah,
/* Chip Revisions */
/******************/
-static void ath9k_hw_read_revisions(struct ath_hw *ah)
+static bool ath9k_hw_read_revisions(struct ath_hw *ah)
{
+ u32 srev;
u32 val;
if (ah->get_mac_revision)
@@ -269,25 +270,33 @@ static void ath9k_hw_read_revisions(struct ath_hw *ah)
val = REG_READ(ah, AR_SREV);
ah->hw_version.macRev = MS(val, AR_SREV_REVISION2);
}
- return;
+ return true;
case AR9300_DEVID_AR9340:
ah->hw_version.macVersion = AR_SREV_VERSION_9340;
- return;
+ return true;
case AR9300_DEVID_QCA955X:
ah->hw_version.macVersion = AR_SREV_VERSION_9550;
- return;
+ return true;
case AR9300_DEVID_AR953X:
ah->hw_version.macVersion = AR_SREV_VERSION_9531;
- return;
+ return true;
case AR9300_DEVID_QCA956X:
ah->hw_version.macVersion = AR_SREV_VERSION_9561;
- return;
+ return true;
}
- val = REG_READ(ah, AR_SREV) & AR_SREV_ID;
+ srev = REG_READ(ah, AR_SREV);
+
+ if (srev == -EIO) {
+ ath_err(ath9k_hw_common(ah),
+ "Failed to read SREV register");
+ return false;
+ }
+
+ val = srev & AR_SREV_ID;
if (val == 0xFF) {
- val = REG_READ(ah, AR_SREV);
+ val = srev;
ah->hw_version.macVersion =
(val & AR_SREV_VERSION2) >> AR_SREV_TYPE2_S;
ah->hw_version.macRev = MS(val, AR_SREV_REVISION2);
@@ -306,6 +315,8 @@ static void ath9k_hw_read_revisions(struct ath_hw *ah)
if (ah->hw_version.macVersion == AR_SREV_VERSION_5416_PCIE)
ah->is_pciexpress = true;
}
+
+ return true;
}
/************************************/
@@ -559,7 +570,10 @@ static int __ath9k_hw_init(struct ath_hw *ah)
struct ath_common *common = ath9k_hw_common(ah);
int r = 0;
- ath9k_hw_read_revisions(ah);
+ if (!ath9k_hw_read_revisions(ah)) {
+ ath_err(common, "Could not read hardware revisions");
+ return -EOPNOTSUPP;
+ }
switch (ah->hw_version.macVersion) {
case AR_SREV_VERSION_5416_PCI:
diff --git a/drivers/net/wireless/ath/dfs_pattern_detector.c b/drivers/net/wireless/ath/dfs_pattern_detector.c
index d52b31b45df7..a274eb0d1968 100644
--- a/drivers/net/wireless/ath/dfs_pattern_detector.c
+++ b/drivers/net/wireless/ath/dfs_pattern_detector.c
@@ -111,7 +111,7 @@ static const struct radar_detector_specs jp_radar_ref_types[] = {
JP_PATTERN(0, 0, 1, 1428, 1428, 1, 18, 29, false),
JP_PATTERN(1, 2, 3, 3846, 3846, 1, 18, 29, false),
JP_PATTERN(2, 0, 1, 1388, 1388, 1, 18, 50, false),
- JP_PATTERN(3, 1, 2, 4000, 4000, 1, 18, 50, false),
+ JP_PATTERN(3, 0, 4, 4000, 4000, 1, 18, 50, false),
JP_PATTERN(4, 0, 5, 150, 230, 1, 23, 50, false),
JP_PATTERN(5, 6, 10, 200, 500, 1, 16, 50, false),
JP_PATTERN(6, 11, 20, 200, 500, 1, 12, 50, false),
diff --git a/drivers/net/wireless/intel/iwlwifi/cfg/22000.c b/drivers/net/wireless/intel/iwlwifi/cfg/22000.c
index 91ca77c7571c..a776326a34d9 100644
--- a/drivers/net/wireless/intel/iwlwifi/cfg/22000.c
+++ b/drivers/net/wireless/intel/iwlwifi/cfg/22000.c
@@ -77,10 +77,13 @@
#define IWL_22000_HR_FW_PRE "iwlwifi-Qu-a0-hr-a0-"
#define IWL_22000_HR_CDB_FW_PRE "iwlwifi-QuIcp-z0-hrcdb-a0-"
#define IWL_22000_HR_A_F0_FW_PRE "iwlwifi-QuQnj-f0-hr-a0-"
-#define IWL_22000_HR_B_FW_PRE "iwlwifi-Qu-b0-hr-b0-"
+#define IWL_22000_HR_B_F0_FW_PRE "iwlwifi-Qu-b0-hr-b0-"
+#define IWL_22000_QU_B_HR_B_FW_PRE "iwlwifi-Qu-b0-hr-b0-"
+#define IWL_22000_HR_B_FW_PRE "iwlwifi-QuQnj-b0-hr-b0-"
#define IWL_22000_JF_B0_FW_PRE "iwlwifi-QuQnj-a0-jf-b0-"
#define IWL_22000_HR_A0_FW_PRE "iwlwifi-QuQnj-a0-hr-a0-"
#define IWL_22000_SU_Z0_FW_PRE "iwlwifi-su-z0-"
+#define IWL_QU_B_JF_B_FW_PRE "iwlwifi-Qu-b0-jf-b0-"
#define IWL_22000_HR_MODULE_FIRMWARE(api) \
IWL_22000_HR_FW_PRE __stringify(api) ".ucode"
@@ -88,7 +91,11 @@
IWL_22000_JF_FW_PRE __stringify(api) ".ucode"
#define IWL_22000_HR_A_F0_QNJ_MODULE_FIRMWARE(api) \
IWL_22000_HR_A_F0_FW_PRE __stringify(api) ".ucode"
-#define IWL_22000_HR_B_QNJ_MODULE_FIRMWARE(api) \
+#define IWL_22000_HR_B_F0_QNJ_MODULE_FIRMWARE(api) \
+ IWL_22000_HR_B_F0_FW_PRE __stringify(api) ".ucode"
+#define IWL_22000_QU_B_HR_B_MODULE_FIRMWARE(api) \
+ IWL_22000_QU_B_HR_B_FW_PRE __stringify(api) ".ucode"
+#define IWL_22000_HR_B_QNJ_MODULE_FIRMWARE(api) \
IWL_22000_HR_B_FW_PRE __stringify(api) ".ucode"
#define IWL_22000_JF_B0_QNJ_MODULE_FIRMWARE(api) \
IWL_22000_JF_B0_FW_PRE __stringify(api) ".ucode"
@@ -96,6 +103,8 @@
IWL_22000_HR_A0_FW_PRE __stringify(api) ".ucode"
#define IWL_22000_SU_Z0_MODULE_FIRMWARE(api) \
IWL_22000_SU_Z0_FW_PRE __stringify(api) ".ucode"
+#define IWL_QU_B_JF_B_MODULE_FIRMWARE(api) \
+ IWL_QU_B_JF_B_FW_PRE __stringify(api) ".ucode"
#define NVM_HW_SECTION_NUM_FAMILY_22000 10
@@ -188,9 +197,56 @@ const struct iwl_cfg iwl22000_2ac_cfg_jf = {
IWL_DEVICE_22500,
};
-const struct iwl_cfg iwl22000_2ax_cfg_hr = {
+const struct iwl_cfg iwl22560_2ax_cfg_hr = {
+ .name = "Intel(R) Wireless-AX 22560",
+ .fw_name_pre = IWL_22000_QU_B_HR_B_FW_PRE,
+ IWL_DEVICE_22500,
+ /*
+ * This device doesn't support receiving BlockAck with a large bitmap
+ * so we need to restrict the size of transmitted aggregation to the
+ * HT size; mac80211 would otherwise pick the HE max (256) by default.
+ */
+ .max_tx_agg_size = IEEE80211_MAX_AMPDU_BUF_HT,
+};
+
+/*
+ * All JF radio modules are part of the 9000 series, but the MAC part
+ * looks more like 22000. That's why this device is here, but called
+ * 9560 nevertheless.
+ */
+const struct iwl_cfg iwl9461_2ac_cfg_qu_b0_jf_b0 = {
+ .name = "Intel(R) Wireless-AC 9461",
+ .fw_name_pre = IWL_QU_B_JF_B_FW_PRE,
+ IWL_DEVICE_22500,
+};
+
+const struct iwl_cfg iwl9462_2ac_cfg_qu_b0_jf_b0 = {
+ .name = "Intel(R) Wireless-AC 9462",
+ .fw_name_pre = IWL_QU_B_JF_B_FW_PRE,
+ IWL_DEVICE_22500,
+};
+
+const struct iwl_cfg iwl9560_2ac_cfg_qu_b0_jf_b0 = {
+ .name = "Intel(R) Wireless-AC 9560",
+ .fw_name_pre = IWL_QU_B_JF_B_FW_PRE,
+ IWL_DEVICE_22500,
+};
+
+const struct iwl_cfg killer1550i_2ac_cfg_qu_b0_jf_b0 = {
+ .name = "Killer (R) Wireless-AC 1550i Wireless Network Adapter (9560NGW)",
+ .fw_name_pre = IWL_QU_B_JF_B_FW_PRE,
+ IWL_DEVICE_22500,
+};
+
+const struct iwl_cfg killer1550s_2ac_cfg_qu_b0_jf_b0 = {
+ .name = "Killer (R) Wireless-AC 1550s Wireless Network Adapter (9560NGW)",
+ .fw_name_pre = IWL_QU_B_JF_B_FW_PRE,
+ IWL_DEVICE_22500,
+};
+
+const struct iwl_cfg iwl22000_2ax_cfg_jf = {
.name = "Intel(R) Dual Band Wireless AX 22000",
- .fw_name_pre = IWL_22000_HR_FW_PRE,
+ .fw_name_pre = IWL_QU_B_JF_B_FW_PRE,
IWL_DEVICE_22500,
/*
* This device doesn't support receiving BlockAck with a large bitmap
@@ -264,7 +320,9 @@ const struct iwl_cfg iwl22560_2ax_cfg_su_cdb = {
MODULE_FIRMWARE(IWL_22000_HR_MODULE_FIRMWARE(IWL_22000_UCODE_API_MAX));
MODULE_FIRMWARE(IWL_22000_JF_MODULE_FIRMWARE(IWL_22000_UCODE_API_MAX));
MODULE_FIRMWARE(IWL_22000_HR_A_F0_QNJ_MODULE_FIRMWARE(IWL_22000_UCODE_API_MAX));
+MODULE_FIRMWARE(IWL_22000_HR_B_F0_QNJ_MODULE_FIRMWARE(IWL_22000_UCODE_API_MAX));
MODULE_FIRMWARE(IWL_22000_HR_B_QNJ_MODULE_FIRMWARE(IWL_22000_UCODE_API_MAX));
MODULE_FIRMWARE(IWL_22000_JF_B0_QNJ_MODULE_FIRMWARE(IWL_22000_UCODE_API_MAX));
MODULE_FIRMWARE(IWL_22000_HR_A0_QNJ_MODULE_FIRMWARE(IWL_22000_UCODE_API_MAX));
MODULE_FIRMWARE(IWL_22000_SU_Z0_MODULE_FIRMWARE(IWL_22000_UCODE_API_MAX));
+MODULE_FIRMWARE(IWL_QU_B_JF_B_MODULE_FIRMWARE(IWL_22000_UCODE_API_MAX));
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/smem.c b/drivers/net/wireless/intel/iwlwifi/fw/smem.c
index ff85d69c2a8c..557ee47bffd8 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/smem.c
+++ b/drivers/net/wireless/intel/iwlwifi/fw/smem.c
@@ -8,7 +8,7 @@
* Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
* Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
* Copyright(c) 2016 - 2017 Intel Deutschland GmbH
- * Copyright(c) 2018 Intel Corporation
+ * Copyright(c) 2018 - 2019 Intel Corporation
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of version 2 of the GNU General Public License as
@@ -31,7 +31,7 @@
* Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
* Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
* Copyright(c) 2016 - 2017 Intel Deutschland GmbH
- * Copyright(c) 2018 Intel Corporation
+ * Copyright(c) 2018 - 2019 Intel Corporation
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@@ -134,6 +134,7 @@ void iwl_get_shared_mem_conf(struct iwl_fw_runtime *fwrt)
.len = { 0, },
};
struct iwl_rx_packet *pkt;
+ int ret;
if (fw_has_capa(&fwrt->fw->ucode_capa,
IWL_UCODE_TLV_CAPA_EXTEND_SHARED_MEM_CFG))
@@ -141,8 +142,13 @@ void iwl_get_shared_mem_conf(struct iwl_fw_runtime *fwrt)
else
cmd.id = SHARED_MEM_CFG;
- if (WARN_ON(iwl_trans_send_cmd(fwrt->trans, &cmd)))
+ ret = iwl_trans_send_cmd(fwrt->trans, &cmd);
+
+ if (ret) {
+ WARN(ret != -ERFKILL,
+ "Could not send the SMEM command: %d\n", ret);
return;
+ }
pkt = cmd.resp_pkt;
if (fwrt->trans->cfg->device_family >= IWL_DEVICE_FAMILY_22000)
diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-config.h b/drivers/net/wireless/intel/iwlwifi/iwl-config.h
index 12fddcf15bab..4c630420c51c 100644
--- a/drivers/net/wireless/intel/iwlwifi/iwl-config.h
+++ b/drivers/net/wireless/intel/iwlwifi/iwl-config.h
@@ -573,12 +573,20 @@ extern const struct iwl_cfg iwl9560_killer_s_2ac_cfg_shared_clk;
extern const struct iwl_cfg iwl22000_2ac_cfg_hr;
extern const struct iwl_cfg iwl22000_2ac_cfg_hr_cdb;
extern const struct iwl_cfg iwl22000_2ac_cfg_jf;
+extern const struct iwl_cfg iwl22560_2ax_cfg_hr;
extern const struct iwl_cfg iwl22000_2ax_cfg_hr;
+extern const struct iwl_cfg iwl9461_2ac_cfg_qu_b0_jf_b0;
+extern const struct iwl_cfg iwl9462_2ac_cfg_qu_b0_jf_b0;
+extern const struct iwl_cfg iwl9560_2ac_cfg_qu_b0_jf_b0;
+extern const struct iwl_cfg killer1550i_2ac_cfg_qu_b0_jf_b0;
+extern const struct iwl_cfg killer1550s_2ac_cfg_qu_b0_jf_b0;
+extern const struct iwl_cfg iwl22000_2ax_cfg_jf;
extern const struct iwl_cfg iwl22000_2ax_cfg_qnj_hr_a0_f0;
+extern const struct iwl_cfg iwl22000_2ax_cfg_qnj_hr_b0_f0;
extern const struct iwl_cfg iwl22000_2ax_cfg_qnj_hr_b0;
extern const struct iwl_cfg iwl22000_2ax_cfg_qnj_jf_b0;
extern const struct iwl_cfg iwl22000_2ax_cfg_qnj_hr_a0;
extern const struct iwl_cfg iwl22560_2ax_cfg_su_cdb;
-#endif /* CONFIG_IWLMVM */
+#endif /* CPTCFG_IWLMVM || CPTCFG_IWLFMAC */
#endif /* __IWL_CONFIG_H__ */
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/tx.c b/drivers/net/wireless/intel/iwlwifi/mvm/tx.c
index 7697463e23d7..5615ce55cef5 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/tx.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/tx.c
@@ -641,6 +641,9 @@ int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb)
memcpy(&info, skb->cb, sizeof(info));
+ if (WARN_ON_ONCE(skb->len > IEEE80211_MAX_DATA_LEN + hdrlen))
+ return -1;
+
if (WARN_ON_ONCE(info.flags & IEEE80211_TX_CTL_AMPDU))
return -1;
diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info-gen3.c b/drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info-gen3.c
index 2146fda8da2f..64d976d872b8 100644
--- a/drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info-gen3.c
+++ b/drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info-gen3.c
@@ -164,7 +164,7 @@ int iwl_pcie_ctxt_info_gen3_init(struct iwl_trans *trans,
memcpy(iml_img, trans->iml, trans->iml_len);
- iwl_enable_interrupts(trans);
+ iwl_enable_fw_load_int_ctx_info(trans);
/* kick FW self load */
iwl_write64(trans, CSR_CTXT_INFO_ADDR,
diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info.c b/drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info.c
index b2cd7ef5fc3a..6f25fd1bbd8f 100644
--- a/drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info.c
+++ b/drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info.c
@@ -206,7 +206,7 @@ int iwl_pcie_ctxt_info_init(struct iwl_trans *trans,
trans_pcie->ctxt_info = ctxt_info;
- iwl_enable_interrupts(trans);
+ iwl_enable_fw_load_int_ctx_info(trans);
/* Configure debug, if exists */
if (trans->dbg_dest_tlv)
diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/drv.c b/drivers/net/wireless/intel/iwlwifi/pcie/drv.c
index e2d3b31fce67..ef818a695456 100644
--- a/drivers/net/wireless/intel/iwlwifi/pcie/drv.c
+++ b/drivers/net/wireless/intel/iwlwifi/pcie/drv.c
@@ -696,34 +696,33 @@ static const struct pci_device_id iwl_hw_card_ids[] = {
{IWL_PCI_DEVICE(0x31DC, 0x40A4, iwl9462_2ac_cfg_shared_clk)},
{IWL_PCI_DEVICE(0x31DC, 0x4234, iwl9560_2ac_cfg_shared_clk)},
{IWL_PCI_DEVICE(0x31DC, 0x42A4, iwl9462_2ac_cfg_shared_clk)},
- {IWL_PCI_DEVICE(0x34F0, 0x0030, iwl9560_2ac_cfg_soc)},
- {IWL_PCI_DEVICE(0x34F0, 0x0034, iwl9560_2ac_cfg_soc)},
- {IWL_PCI_DEVICE(0x34F0, 0x0038, iwl9560_2ac_cfg_soc)},
- {IWL_PCI_DEVICE(0x34F0, 0x003C, iwl9560_2ac_cfg_soc)},
- {IWL_PCI_DEVICE(0x34F0, 0x0060, iwl9461_2ac_cfg_soc)},
- {IWL_PCI_DEVICE(0x34F0, 0x0064, iwl9461_2ac_cfg_soc)},
- {IWL_PCI_DEVICE(0x34F0, 0x00A0, iwl9462_2ac_cfg_soc)},
- {IWL_PCI_DEVICE(0x34F0, 0x00A4, iwl9462_2ac_cfg_soc)},
- {IWL_PCI_DEVICE(0x34F0, 0x0230, iwl9560_2ac_cfg_soc)},
- {IWL_PCI_DEVICE(0x34F0, 0x0234, iwl9560_2ac_cfg_soc)},
- {IWL_PCI_DEVICE(0x34F0, 0x0238, iwl9560_2ac_cfg_soc)},
- {IWL_PCI_DEVICE(0x34F0, 0x023C, iwl9560_2ac_cfg_soc)},
- {IWL_PCI_DEVICE(0x34F0, 0x0260, iwl9461_2ac_cfg_soc)},
- {IWL_PCI_DEVICE(0x34F0, 0x0264, iwl9461_2ac_cfg_soc)},
- {IWL_PCI_DEVICE(0x34F0, 0x02A0, iwl9462_2ac_cfg_soc)},
- {IWL_PCI_DEVICE(0x34F0, 0x02A4, iwl9462_2ac_cfg_soc)},
- {IWL_PCI_DEVICE(0x34F0, 0x1010, iwl9260_2ac_cfg)},
- {IWL_PCI_DEVICE(0x34F0, 0x1030, iwl9560_2ac_cfg_soc)},
- {IWL_PCI_DEVICE(0x34F0, 0x1210, iwl9260_2ac_cfg)},
- {IWL_PCI_DEVICE(0x34F0, 0x1551, iwl9560_killer_s_2ac_cfg_soc)},
- {IWL_PCI_DEVICE(0x34F0, 0x1552, iwl9560_killer_2ac_cfg_soc)},
- {IWL_PCI_DEVICE(0x34F0, 0x2030, iwl9560_2ac_cfg_soc)},
- {IWL_PCI_DEVICE(0x34F0, 0x2034, iwl9560_2ac_cfg_soc)},
- {IWL_PCI_DEVICE(0x34F0, 0x4030, iwl9560_2ac_cfg_soc)},
- {IWL_PCI_DEVICE(0x34F0, 0x4034, iwl9560_2ac_cfg_soc)},
- {IWL_PCI_DEVICE(0x34F0, 0x40A4, iwl9462_2ac_cfg_soc)},
- {IWL_PCI_DEVICE(0x34F0, 0x4234, iwl9560_2ac_cfg_soc)},
- {IWL_PCI_DEVICE(0x34F0, 0x42A4, iwl9462_2ac_cfg_soc)},
+
+ {IWL_PCI_DEVICE(0x34F0, 0x0030, iwl9560_2ac_cfg_qu_b0_jf_b0)},
+ {IWL_PCI_DEVICE(0x34F0, 0x0034, iwl9560_2ac_cfg_qu_b0_jf_b0)},
+ {IWL_PCI_DEVICE(0x34F0, 0x0038, iwl9560_2ac_cfg_qu_b0_jf_b0)},
+ {IWL_PCI_DEVICE(0x34F0, 0x003C, iwl9560_2ac_cfg_qu_b0_jf_b0)},
+ {IWL_PCI_DEVICE(0x34F0, 0x0060, iwl9461_2ac_cfg_qu_b0_jf_b0)},
+ {IWL_PCI_DEVICE(0x34F0, 0x0064, iwl9461_2ac_cfg_qu_b0_jf_b0)},
+ {IWL_PCI_DEVICE(0x34F0, 0x00A0, iwl9462_2ac_cfg_qu_b0_jf_b0)},
+ {IWL_PCI_DEVICE(0x34F0, 0x00A4, iwl9462_2ac_cfg_qu_b0_jf_b0)},
+ {IWL_PCI_DEVICE(0x34F0, 0x0230, iwl9560_2ac_cfg_qu_b0_jf_b0)},
+ {IWL_PCI_DEVICE(0x34F0, 0x0234, iwl9560_2ac_cfg_qu_b0_jf_b0)},
+ {IWL_PCI_DEVICE(0x34F0, 0x0238, iwl9560_2ac_cfg_qu_b0_jf_b0)},
+ {IWL_PCI_DEVICE(0x34F0, 0x023C, iwl9560_2ac_cfg_qu_b0_jf_b0)},
+ {IWL_PCI_DEVICE(0x34F0, 0x0260, iwl9461_2ac_cfg_qu_b0_jf_b0)},
+ {IWL_PCI_DEVICE(0x34F0, 0x0264, iwl9461_2ac_cfg_qu_b0_jf_b0)},
+ {IWL_PCI_DEVICE(0x34F0, 0x02A0, iwl9462_2ac_cfg_qu_b0_jf_b0)},
+ {IWL_PCI_DEVICE(0x34F0, 0x02A4, iwl9462_2ac_cfg_qu_b0_jf_b0)},
+ {IWL_PCI_DEVICE(0x34F0, 0x1551, killer1550s_2ac_cfg_qu_b0_jf_b0)},
+ {IWL_PCI_DEVICE(0x34F0, 0x1552, killer1550i_2ac_cfg_qu_b0_jf_b0)},
+ {IWL_PCI_DEVICE(0x34F0, 0x2030, iwl9560_2ac_cfg_qu_b0_jf_b0)},
+ {IWL_PCI_DEVICE(0x34F0, 0x2034, iwl9560_2ac_cfg_qu_b0_jf_b0)},
+ {IWL_PCI_DEVICE(0x34F0, 0x4030, iwl9560_2ac_cfg_qu_b0_jf_b0)},
+ {IWL_PCI_DEVICE(0x34F0, 0x4034, iwl9560_2ac_cfg_qu_b0_jf_b0)},
+ {IWL_PCI_DEVICE(0x34F0, 0x40A4, iwl9462_2ac_cfg_qu_b0_jf_b0)},
+ {IWL_PCI_DEVICE(0x34F0, 0x4234, iwl9560_2ac_cfg_qu_b0_jf_b0)},
+ {IWL_PCI_DEVICE(0x34F0, 0x42A4, iwl9462_2ac_cfg_qu_b0_jf_b0)},
+
{IWL_PCI_DEVICE(0x3DF0, 0x0030, iwl9560_2ac_cfg_soc)},
{IWL_PCI_DEVICE(0x3DF0, 0x0034, iwl9560_2ac_cfg_soc)},
{IWL_PCI_DEVICE(0x3DF0, 0x0038, iwl9560_2ac_cfg_soc)},
@@ -877,32 +876,32 @@ static const struct pci_device_id iwl_hw_card_ids[] = {
{IWL_PCI_DEVICE(0xA370, 0x42A4, iwl9462_2ac_cfg_soc)},
/* 22000 Series */
- {IWL_PCI_DEVICE(0x2720, 0x0000, iwl22000_2ax_cfg_hr)},
- {IWL_PCI_DEVICE(0x2720, 0x0040, iwl22000_2ax_cfg_hr)},
- {IWL_PCI_DEVICE(0x2720, 0x0078, iwl22000_2ax_cfg_hr)},
+ {IWL_PCI_DEVICE(0x2720, 0x0000, iwl22560_2ax_cfg_hr)},
+ {IWL_PCI_DEVICE(0x2720, 0x0040, iwl22560_2ax_cfg_hr)},
+ {IWL_PCI_DEVICE(0x2720, 0x0078, iwl22560_2ax_cfg_hr)},
{IWL_PCI_DEVICE(0x2720, 0x0070, iwl22000_2ac_cfg_hr_cdb)},
{IWL_PCI_DEVICE(0x2720, 0x0030, iwl22000_2ac_cfg_hr_cdb)},
- {IWL_PCI_DEVICE(0x2720, 0x1080, iwl22000_2ax_cfg_hr)},
+ {IWL_PCI_DEVICE(0x2720, 0x1080, iwl22560_2ax_cfg_hr)},
{IWL_PCI_DEVICE(0x2720, 0x0090, iwl22000_2ac_cfg_hr_cdb)},
{IWL_PCI_DEVICE(0x2720, 0x0310, iwl22000_2ac_cfg_hr_cdb)},
- {IWL_PCI_DEVICE(0x34F0, 0x0040, iwl22000_2ax_cfg_hr)},
- {IWL_PCI_DEVICE(0x34F0, 0x0070, iwl22000_2ax_cfg_hr)},
- {IWL_PCI_DEVICE(0x34F0, 0x0078, iwl22000_2ax_cfg_hr)},
- {IWL_PCI_DEVICE(0x34F0, 0x0310, iwl22000_2ac_cfg_jf)},
+ {IWL_PCI_DEVICE(0x34F0, 0x0040, iwl22560_2ax_cfg_hr)},
+ {IWL_PCI_DEVICE(0x34F0, 0x0070, iwl22560_2ax_cfg_hr)},
+ {IWL_PCI_DEVICE(0x34F0, 0x0078, iwl22560_2ax_cfg_hr)},
+ {IWL_PCI_DEVICE(0x34F0, 0x0310, iwl22560_2ax_cfg_hr)},
{IWL_PCI_DEVICE(0x40C0, 0x0000, iwl22560_2ax_cfg_su_cdb)},
{IWL_PCI_DEVICE(0x40C0, 0x0010, iwl22560_2ax_cfg_su_cdb)},
{IWL_PCI_DEVICE(0x40c0, 0x0090, iwl22560_2ax_cfg_su_cdb)},
{IWL_PCI_DEVICE(0x40C0, 0x0310, iwl22560_2ax_cfg_su_cdb)},
{IWL_PCI_DEVICE(0x40C0, 0x0A10, iwl22560_2ax_cfg_su_cdb)},
- {IWL_PCI_DEVICE(0x43F0, 0x0040, iwl22000_2ax_cfg_hr)},
- {IWL_PCI_DEVICE(0x43F0, 0x0070, iwl22000_2ax_cfg_hr)},
- {IWL_PCI_DEVICE(0x43F0, 0x0078, iwl22000_2ax_cfg_hr)},
- {IWL_PCI_DEVICE(0xA0F0, 0x0000, iwl22000_2ax_cfg_hr)},
- {IWL_PCI_DEVICE(0xA0F0, 0x0040, iwl22000_2ax_cfg_hr)},
- {IWL_PCI_DEVICE(0xA0F0, 0x0070, iwl22000_2ax_cfg_hr)},
- {IWL_PCI_DEVICE(0xA0F0, 0x0078, iwl22000_2ax_cfg_hr)},
- {IWL_PCI_DEVICE(0xA0F0, 0x00B0, iwl22000_2ax_cfg_hr)},
- {IWL_PCI_DEVICE(0xA0F0, 0x0A10, iwl22000_2ax_cfg_hr)},
+ {IWL_PCI_DEVICE(0x43F0, 0x0040, iwl22560_2ax_cfg_hr)},
+ {IWL_PCI_DEVICE(0x43F0, 0x0070, iwl22560_2ax_cfg_hr)},
+ {IWL_PCI_DEVICE(0x43F0, 0x0078, iwl22560_2ax_cfg_hr)},
+ {IWL_PCI_DEVICE(0xA0F0, 0x0000, iwl22560_2ax_cfg_hr)},
+ {IWL_PCI_DEVICE(0xA0F0, 0x0040, iwl22560_2ax_cfg_hr)},
+ {IWL_PCI_DEVICE(0xA0F0, 0x0070, iwl22560_2ax_cfg_hr)},
+ {IWL_PCI_DEVICE(0xA0F0, 0x0078, iwl22560_2ax_cfg_hr)},
+ {IWL_PCI_DEVICE(0xA0F0, 0x00B0, iwl22560_2ax_cfg_hr)},
+ {IWL_PCI_DEVICE(0xA0F0, 0x0A10, iwl22560_2ax_cfg_hr)},
#endif /* CONFIG_IWLMVM */
diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/internal.h b/drivers/net/wireless/intel/iwlwifi/pcie/internal.h
index e37e1af82a77..47e2496784f7 100644
--- a/drivers/net/wireless/intel/iwlwifi/pcie/internal.h
+++ b/drivers/net/wireless/intel/iwlwifi/pcie/internal.h
@@ -898,6 +898,33 @@ static inline void iwl_enable_fw_load_int(struct iwl_trans *trans)
}
}
+static inline void iwl_enable_fw_load_int_ctx_info(struct iwl_trans *trans)
+{
+ struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans);
+
+ IWL_DEBUG_ISR(trans, "Enabling ALIVE interrupt only\n");
+
+ if (!trans_pcie->msix_enabled) {
+ /*
+ * When we'll receive the ALIVE interrupt, the ISR will call
+ * iwl_enable_fw_load_int_ctx_info again to set the ALIVE
+ * interrupt (which is not really needed anymore) but also the
+ * RX interrupt which will allow us to receive the ALIVE
+ * notification (which is Rx) and continue the flow.
+ */
+ trans_pcie->inta_mask = CSR_INT_BIT_ALIVE | CSR_INT_BIT_FH_RX;
+ iwl_write32(trans, CSR_INT_MASK, trans_pcie->inta_mask);
+ } else {
+ iwl_enable_hw_int_msk_msix(trans,
+ MSIX_HW_INT_CAUSES_REG_ALIVE);
+ /*
+ * Leave all the FH causes enabled to get the ALIVE
+ * notification.
+ */
+ iwl_enable_fh_int_msk_msix(trans, trans_pcie->fh_init_mask);
+ }
+}
+
static inline u16 iwl_pcie_get_cmd_index(const struct iwl_txq *q, u32 index)
{
return index & (q->n_window - 1);
diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/rx.c b/drivers/net/wireless/intel/iwlwifi/pcie/rx.c
index 6dcd5374d9b4..1d144985ea58 100644
--- a/drivers/net/wireless/intel/iwlwifi/pcie/rx.c
+++ b/drivers/net/wireless/intel/iwlwifi/pcie/rx.c
@@ -1778,26 +1778,26 @@ irqreturn_t iwl_pcie_irq_handler(int irq, void *dev_id)
goto out;
}
- if (iwl_have_debug_level(IWL_DL_ISR)) {
- /* NIC fires this, but we don't use it, redundant with WAKEUP */
- if (inta & CSR_INT_BIT_SCD) {
- IWL_DEBUG_ISR(trans,
- "Scheduler finished to transmit the frame/frames.\n");
- isr_stats->sch++;
- }
+ /* NIC fires this, but we don't use it, redundant with WAKEUP */
+ if (inta & CSR_INT_BIT_SCD) {
+ IWL_DEBUG_ISR(trans,
+ "Scheduler finished to transmit the frame/frames.\n");
+ isr_stats->sch++;
+ }
- /* Alive notification via Rx interrupt will do the real work */
- if (inta & CSR_INT_BIT_ALIVE) {
- IWL_DEBUG_ISR(trans, "Alive interrupt\n");
- isr_stats->alive++;
- if (trans->cfg->gen2) {
- /*
- * We can restock, since firmware configured
- * the RFH
- */
- iwl_pcie_rxmq_restock(trans, trans_pcie->rxq);
- }
+ /* Alive notification via Rx interrupt will do the real work */
+ if (inta & CSR_INT_BIT_ALIVE) {
+ IWL_DEBUG_ISR(trans, "Alive interrupt\n");
+ isr_stats->alive++;
+ if (trans->cfg->gen2) {
+ /*
+ * We can restock, since firmware configured
+ * the RFH
+ */
+ iwl_pcie_rxmq_restock(trans, trans_pcie->rxq);
}
+
+ handled |= CSR_INT_BIT_ALIVE;
}
/* Safely ignore these bits for debug checks below */
@@ -1916,6 +1916,9 @@ irqreturn_t iwl_pcie_irq_handler(int irq, void *dev_id)
/* Re-enable RF_KILL if it occurred */
else if (handled & CSR_INT_BIT_RF_KILL)
iwl_enable_rfkill_int(trans);
+ /* Re-enable the ALIVE / Rx interrupt if it occurred */
+ else if (handled & (CSR_INT_BIT_ALIVE | CSR_INT_BIT_FH_RX))
+ iwl_enable_fw_load_int_ctx_info(trans);
spin_unlock(&trans_pcie->irq_lock);
out:
@@ -2060,10 +2063,18 @@ irqreturn_t iwl_pcie_irq_msix_handler(int irq, void *dev_id)
return IRQ_NONE;
}
- if (iwl_have_debug_level(IWL_DL_ISR))
- IWL_DEBUG_ISR(trans, "ISR inta_fh 0x%08x, enabled 0x%08x\n",
- inta_fh,
+ if (iwl_have_debug_level(IWL_DL_ISR)) {
+ IWL_DEBUG_ISR(trans,
+ "ISR inta_fh 0x%08x, enabled (sw) 0x%08x (hw) 0x%08x\n",
+ inta_fh, trans_pcie->fh_mask,
iwl_read32(trans, CSR_MSIX_FH_INT_MASK_AD));
+ if (inta_fh & ~trans_pcie->fh_mask)
+ IWL_DEBUG_ISR(trans,
+ "We got a masked interrupt (0x%08x)\n",
+ inta_fh & ~trans_pcie->fh_mask);
+ }
+
+ inta_fh &= trans_pcie->fh_mask;
if ((trans_pcie->shared_vec_mask & IWL_SHARED_IRQ_NON_RX) &&
inta_fh & MSIX_FH_INT_CAUSES_Q0) {
@@ -2103,11 +2114,18 @@ irqreturn_t iwl_pcie_irq_msix_handler(int irq, void *dev_id)
}
/* After checking FH register check HW register */
- if (iwl_have_debug_level(IWL_DL_ISR))
+ if (iwl_have_debug_level(IWL_DL_ISR)) {
IWL_DEBUG_ISR(trans,
- "ISR inta_hw 0x%08x, enabled 0x%08x\n",
- inta_hw,
+ "ISR inta_hw 0x%08x, enabled (sw) 0x%08x (hw) 0x%08x\n",
+ inta_hw, trans_pcie->hw_mask,
iwl_read32(trans, CSR_MSIX_HW_INT_MASK_AD));
+ if (inta_hw & ~trans_pcie->hw_mask)
+ IWL_DEBUG_ISR(trans,
+ "We got a masked interrupt 0x%08x\n",
+ inta_hw & ~trans_pcie->hw_mask);
+ }
+
+ inta_hw &= trans_pcie->hw_mask;
/* Alive notification via Rx interrupt will do the real work */
if (inta_hw & MSIX_HW_INT_CAUSES_REG_ALIVE) {
diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/trans-gen2.c b/drivers/net/wireless/intel/iwlwifi/pcie/trans-gen2.c
index 2bc67219ed3e..31e72e1ff1e2 100644
--- a/drivers/net/wireless/intel/iwlwifi/pcie/trans-gen2.c
+++ b/drivers/net/wireless/intel/iwlwifi/pcie/trans-gen2.c
@@ -289,6 +289,15 @@ void iwl_trans_pcie_gen2_fw_alive(struct iwl_trans *trans, u32 scd_addr)
* paging memory cannot be freed included since FW will still use it
*/
iwl_pcie_ctxt_info_free(trans);
+
+ /*
+ * Re-enable all the interrupts, including the RF-Kill one, now that
+ * the firmware is alive.
+ */
+ iwl_enable_interrupts(trans);
+ mutex_lock(&trans_pcie->mutex);
+ iwl_pcie_check_hw_rf_kill(trans);
+ mutex_unlock(&trans_pcie->mutex);
}
int iwl_trans_pcie_gen2_start_fw(struct iwl_trans *trans,
diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
index 1209cc4ad793..209edbd88e78 100644
--- a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
+++ b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
@@ -3415,8 +3415,26 @@ struct iwl_trans *iwl_trans_pcie_alloc(struct pci_dev *pdev,
#if IS_ENABLED(CONFIG_IWLMVM)
trans->hw_rf_id = iwl_read32(trans, CSR_HW_RF_ID);
- if (CSR_HW_RF_ID_TYPE_CHIP_ID(trans->hw_rf_id) ==
- CSR_HW_RF_ID_TYPE_CHIP_ID(CSR_HW_RF_ID_TYPE_HR)) {
+ if (cfg == &iwl22560_2ax_cfg_hr) {
+ if (CSR_HW_RF_ID_TYPE_CHIP_ID(trans->hw_rf_id) ==
+ CSR_HW_RF_ID_TYPE_CHIP_ID(CSR_HW_RF_ID_TYPE_HR)) {
+ trans->cfg = &iwl22560_2ax_cfg_hr;
+ } else if (CSR_HW_RF_ID_TYPE_CHIP_ID(trans->hw_rf_id) ==
+ CSR_HW_RF_ID_TYPE_CHIP_ID(CSR_HW_RF_ID_TYPE_JF)) {
+ trans->cfg = &iwl22000_2ax_cfg_jf;
+ } else if (CSR_HW_RF_ID_TYPE_CHIP_ID(trans->hw_rf_id) ==
+ CSR_HW_RF_ID_TYPE_CHIP_ID(CSR_HW_RF_ID_TYPE_HRCDB)) {
+ IWL_ERR(trans, "RF ID HRCDB is not supported\n");
+ ret = -EINVAL;
+ goto out_no_pci;
+ } else {
+ IWL_ERR(trans, "Unrecognized RF ID 0x%08x\n",
+ CSR_HW_RF_ID_TYPE_CHIP_ID(trans->hw_rf_id));
+ ret = -EINVAL;
+ goto out_no_pci;
+ }
+ } else if (CSR_HW_RF_ID_TYPE_CHIP_ID(trans->hw_rf_id) ==
+ CSR_HW_RF_ID_TYPE_CHIP_ID(CSR_HW_RF_ID_TYPE_HR)) {
u32 hw_status;
hw_status = iwl_read_prph(trans, UMAG_GEN_HW_STATUS);
diff --git a/drivers/net/wireless/mediatek/mt7601u/dma.c b/drivers/net/wireless/mediatek/mt7601u/dma.c
index 660267b359e4..2600546fc0b8 100644
--- a/drivers/net/wireless/mediatek/mt7601u/dma.c
+++ b/drivers/net/wireless/mediatek/mt7601u/dma.c
@@ -193,10 +193,23 @@ static void mt7601u_complete_rx(struct urb *urb)
struct mt7601u_rx_queue *q = &dev->rx_q;
unsigned long flags;
- spin_lock_irqsave(&dev->rx_lock, flags);
+ /* do no schedule rx tasklet if urb has been unlinked
+ * or the device has been removed
+ */
+ switch (urb->status) {
+ case -ECONNRESET:
+ case -ESHUTDOWN:
+ case -ENOENT:
+ return;
+ default:
+ dev_err_ratelimited(dev->dev, "rx urb failed: %d\n",
+ urb->status);
+ /* fall through */
+ case 0:
+ break;
+ }
- if (mt7601u_urb_has_error(urb))
- dev_err(dev->dev, "Error: RX urb failed:%d\n", urb->status);
+ spin_lock_irqsave(&dev->rx_lock, flags);
if (WARN_ONCE(q->e[q->end].urb != urb, "RX urb mismatch"))
goto out;
@@ -228,14 +241,25 @@ static void mt7601u_complete_tx(struct urb *urb)
struct sk_buff *skb;
unsigned long flags;
- spin_lock_irqsave(&dev->tx_lock, flags);
+ switch (urb->status) {
+ case -ECONNRESET:
+ case -ESHUTDOWN:
+ case -ENOENT:
+ return;
+ default:
+ dev_err_ratelimited(dev->dev, "tx urb failed: %d\n",
+ urb->status);
+ /* fall through */
+ case 0:
+ break;
+ }
- if (mt7601u_urb_has_error(urb))
- dev_err(dev->dev, "Error: TX urb failed:%d\n", urb->status);
+ spin_lock_irqsave(&dev->tx_lock, flags);
if (WARN_ONCE(q->e[q->start].urb != urb, "TX urb mismatch"))
goto out;
skb = q->e[q->start].skb;
+ q->e[q->start].skb = NULL;
trace_mt_tx_dma_done(dev, skb);
__skb_queue_tail(&dev->tx_skb_done, skb);
@@ -363,19 +387,9 @@ int mt7601u_dma_enqueue_tx(struct mt7601u_dev *dev, struct sk_buff *skb,
static void mt7601u_kill_rx(struct mt7601u_dev *dev)
{
int i;
- unsigned long flags;
-
- spin_lock_irqsave(&dev->rx_lock, flags);
-
- for (i = 0; i < dev->rx_q.entries; i++) {
- int next = dev->rx_q.end;
- spin_unlock_irqrestore(&dev->rx_lock, flags);
- usb_poison_urb(dev->rx_q.e[next].urb);
- spin_lock_irqsave(&dev->rx_lock, flags);
- }
-
- spin_unlock_irqrestore(&dev->rx_lock, flags);
+ for (i = 0; i < dev->rx_q.entries; i++)
+ usb_poison_urb(dev->rx_q.e[i].urb);
}
static int mt7601u_submit_rx_buf(struct mt7601u_dev *dev,
@@ -445,10 +459,10 @@ static void mt7601u_free_tx_queue(struct mt7601u_tx_queue *q)
{
int i;
- WARN_ON(q->used);
-
for (i = 0; i < q->entries; i++) {
usb_poison_urb(q->e[i].urb);
+ if (q->e[i].skb)
+ mt7601u_tx_status(q->dev, q->e[i].skb);
usb_free_urb(q->e[i].urb);
}
}
diff --git a/drivers/net/wireless/mediatek/mt7601u/tx.c b/drivers/net/wireless/mediatek/mt7601u/tx.c
index 3600e911a63e..4d81c45722fb 100644
--- a/drivers/net/wireless/mediatek/mt7601u/tx.c
+++ b/drivers/net/wireless/mediatek/mt7601u/tx.c
@@ -117,9 +117,9 @@ void mt7601u_tx_status(struct mt7601u_dev *dev, struct sk_buff *skb)
info->status.rates[0].idx = -1;
info->flags |= IEEE80211_TX_STAT_ACK;
- spin_lock(&dev->mac_lock);
+ spin_lock_bh(&dev->mac_lock);
ieee80211_tx_status(dev->hw, skb);
- spin_unlock(&dev->mac_lock);
+ spin_unlock_bh(&dev->mac_lock);
}
static int mt7601u_skb_rooms(struct mt7601u_dev *dev, struct sk_buff *skb)
diff --git a/drivers/net/wireless/realtek/rtlwifi/usb.c b/drivers/net/wireless/realtek/rtlwifi/usb.c
index 6771b2742b78..534a04061467 100644
--- a/drivers/net/wireless/realtek/rtlwifi/usb.c
+++ b/drivers/net/wireless/realtek/rtlwifi/usb.c
@@ -1081,13 +1081,13 @@ int rtl_usb_probe(struct usb_interface *intf,
rtlpriv->cfg->ops->read_eeprom_info(hw);
err = _rtl_usb_init(hw);
if (err)
- goto error_out;
+ goto error_out2;
rtl_usb_init_sw(hw);
/* Init mac80211 sw */
err = rtl_init_core(hw);
if (err) {
pr_err("Can't allocate sw for mac80211\n");
- goto error_out;
+ goto error_out2;
}
if (rtlpriv->cfg->ops->init_sw_vars(hw)) {
pr_err("Can't init_sw_vars\n");
@@ -1108,6 +1108,7 @@ int rtl_usb_probe(struct usb_interface *intf,
error_out:
rtl_deinit_core(hw);
+error_out2:
_rtl_usb_io_handler_release(hw);
usb_put_dev(udev);
complete(&rtlpriv->firmware_loading_complete);
diff --git a/drivers/pci/pcie/aer/aer_inject.c b/drivers/pci/pcie/aer/aer_inject.c
index b77c01e63673..08ca6c0969cc 100644
--- a/drivers/pci/pcie/aer/aer_inject.c
+++ b/drivers/pci/pcie/aer/aer_inject.c
@@ -349,7 +349,7 @@ static int aer_inject(struct aer_error_inj *einj)
goto out_put;
}
- pos_cap_err = pci_find_ext_capability(dev, PCI_EXT_CAP_ID_ERR);
+ pos_cap_err = dev->aer_cap;
if (!pos_cap_err) {
pci_err(dev, "aer_inject: Device doesn't support AER\n");
ret = -EPROTONOSUPPORT;
@@ -360,7 +360,7 @@ static int aer_inject(struct aer_error_inj *einj)
pci_read_config_dword(dev, pos_cap_err + PCI_ERR_UNCOR_MASK,
&uncor_mask);
- rp_pos_cap_err = pci_find_ext_capability(rpdev, PCI_EXT_CAP_ID_ERR);
+ rp_pos_cap_err = rpdev->aer_cap;
if (!rp_pos_cap_err) {
pci_err(rpdev, "aer_inject: Root port doesn't support AER\n");
ret = -EPROTONOSUPPORT;
diff --git a/drivers/pci/pcie/aer/ecrc.c b/drivers/pci/pcie/aer/ecrc.c
index a2747a663bc9..18289be79580 100644
--- a/drivers/pci/pcie/aer/ecrc.c
+++ b/drivers/pci/pcie/aer/ecrc.c
@@ -54,7 +54,7 @@ static int enable_ecrc_checking(struct pci_dev *dev)
if (!pci_is_pcie(dev))
return -ENODEV;
- pos = pci_find_ext_capability(dev, PCI_EXT_CAP_ID_ERR);
+ pos = dev->aer_cap;
if (!pos)
return -ENODEV;
@@ -82,7 +82,7 @@ static int disable_ecrc_checking(struct pci_dev *dev)
if (!pci_is_pcie(dev))
return -ENODEV;
- pos = pci_find_ext_capability(dev, PCI_EXT_CAP_ID_ERR);
+ pos = dev->aer_cap;
if (!pos)
return -ENODEV;
diff --git a/drivers/pci/pcie/portdrv_core.c b/drivers/pci/pcie/portdrv_core.c
index 7efbfd0f3a2d..6d37d89e7194 100644
--- a/drivers/pci/pcie/portdrv_core.c
+++ b/drivers/pci/pcie/portdrv_core.c
@@ -56,7 +56,7 @@ static void release_pcie_device(struct device *dev)
static int pcie_message_numbers(struct pci_dev *dev, int mask,
u32 *pme, u32 *aer, u32 *dpc)
{
- u32 nvec = 0, pos, reg32;
+ u32 nvec = 0, pos;
u16 reg16;
/*
@@ -72,15 +72,29 @@ static int pcie_message_numbers(struct pci_dev *dev, int mask,
nvec = *pme + 1;
}
+#ifdef CONFIG_PCIEAER
if (mask & PCIE_PORT_SERVICE_AER) {
- pos = pci_find_ext_capability(dev, PCI_EXT_CAP_ID_ERR);
+ u32 reg32;
+
+ pos = dev->aer_cap;
if (pos) {
pci_read_config_dword(dev, pos + PCI_ERR_ROOT_STATUS,
&reg32);
- *aer = reg32 >> 27;
+ *aer = (reg32 & PCI_ERR_ROOT_AER_IRQ) >> 27;
nvec = max(nvec, *aer + 1);
}
}
+#endif
+
+ if (mask & PCIE_PORT_SERVICE_DPC) {
+ pos = pci_find_ext_capability(dev, PCI_EXT_CAP_ID_DPC);
+ if (pos) {
+ pci_read_config_word(dev, pos + PCI_EXP_DPC_CAP,
+ &reg16);
+ *dpc = reg16 & PCI_EXP_DPC_IRQ;
+ nvec = max(nvec, *dpc + 1);
+ }
+ }
return nvec;
}
@@ -99,12 +113,7 @@ static int pcie_port_enable_irq_vec(struct pci_dev *dev, int *irqs, int mask)
int nr_entries, nvec;
u32 pme = 0, aer = 0, dpc = 0;
- /*
- * Allocate as many entries as the port wants, so that we can check
- * which of them will be useful. Moreover, if nr_entries is correctly
- * equal to the number of entries this port actually uses, we'll happily
- * go through without any tricks.
- */
+ /* Allocate the maximum possible number of MSI/MSI-X vectors */
nr_entries = pci_alloc_irq_vectors(dev, 1, PCIE_PORT_MAX_MSI_ENTRIES,
PCI_IRQ_MSIX | PCI_IRQ_MSI);
if (nr_entries < 0)
@@ -146,6 +155,9 @@ static int pcie_port_enable_irq_vec(struct pci_dev *dev, int *irqs, int mask)
if (mask & PCIE_PORT_SERVICE_AER)
irqs[PCIE_PORT_SERVICE_AER_SHIFT] = pci_irq_vector(dev, aer);
+ if (mask & PCIE_PORT_SERVICE_DPC)
+ irqs[PCIE_PORT_SERVICE_DPC_SHIFT] = pci_irq_vector(dev, dpc);
+
return 0;
}
@@ -208,9 +220,6 @@ static int get_port_device_capability(struct pci_dev *dev)
struct pci_host_bridge *host = pci_find_host_bridge(dev->bus);
int services = 0;
- if (pcie_ports_disabled)
- return 0;
-
if (dev->is_hotplug_bridge &&
(pcie_ports_native || host->native_pcie_hotplug)) {
services |= PCIE_PORT_SERVICE_HP;
@@ -223,8 +232,9 @@ static int get_port_device_capability(struct pci_dev *dev)
PCI_EXP_SLTCTL_CCIE | PCI_EXP_SLTCTL_HPIE);
}
- if (pci_find_ext_capability(dev, PCI_EXT_CAP_ID_ERR) &&
- pci_aer_available() && (pcie_ports_native || host->native_aer)) {
+#ifdef CONFIG_PCIEAER
+ if (dev->aer_cap && pci_aer_available() &&
+ (pcie_ports_native || host->native_aer)) {
services |= PCIE_PORT_SERVICE_AER;
/*
@@ -233,6 +243,7 @@ static int get_port_device_capability(struct pci_dev *dev)
*/
pci_disable_pcie_error_reporting(dev);
}
+#endif
/* VC support */
if (pci_find_ext_capability(dev, PCI_EXT_CAP_ID_VC))
services |= PCIE_PORT_SERVICE_VC;
diff --git a/drivers/pci/pcie/portdrv_pci.c b/drivers/pci/pcie/portdrv_pci.c
index 16e2356c3477..d55b4a6cdd59 100644
--- a/drivers/pci/pcie/portdrv_pci.c
+++ b/drivers/pci/pcie/portdrv_pci.c
@@ -45,17 +45,6 @@ __setup("pcie_ports=", pcie_port_setup);
/* global data */
-static int pcie_portdrv_restore_config(struct pci_dev *dev)
-{
- int retval;
-
- retval = pci_enable_device(dev);
- if (retval)
- return retval;
- pci_set_master(dev);
- return 0;
-}
-
#ifdef CONFIG_PM
static int pcie_port_runtime_suspend(struct device *dev)
{
@@ -124,7 +113,6 @@ static int pcie_portdrv_probe(struct pci_dev *dev,
dev_pm_set_driver_flags(&dev->dev, DPM_FLAG_NEVER_SKIP |
DPM_FLAG_SMART_SUSPEND);
-
if (pci_bridge_d3_possible(dev)) {
/*
* Keep the port resumed 100ms to make sure things like
@@ -159,21 +147,15 @@ static pci_ers_result_t pcie_portdrv_error_detected(struct pci_dev *dev,
return PCI_ERS_RESULT_CAN_RECOVER;
}
-static pci_ers_result_t pcie_portdrv_mmio_enabled(struct pci_dev *dev)
+static pci_ers_result_t pcie_portdrv_slot_reset(struct pci_dev *dev)
{
+ pci_restore_state(dev);
+ pci_save_state(dev);
return PCI_ERS_RESULT_RECOVERED;
}
-static pci_ers_result_t pcie_portdrv_slot_reset(struct pci_dev *dev)
+static pci_ers_result_t pcie_portdrv_mmio_enabled(struct pci_dev *dev)
{
- /* If fatal, restore cfg space for possible link reset at upstream */
- if (dev->error_state == pci_channel_io_frozen) {
- dev->state_saved = true;
- pci_restore_state(dev);
- pcie_portdrv_restore_config(dev);
- pci_enable_pcie_error_reporting(dev);
- }
-
return PCI_ERS_RESULT_RECOVERED;
}
@@ -203,16 +185,18 @@ static void pcie_portdrv_err_resume(struct pci_dev *dev)
/*
* LINUX Device Driver Model
*/
-static const struct pci_device_id port_pci_ids[] = { {
+static const struct pci_device_id port_pci_ids[] = {
/* handle any PCI-Express port */
- PCI_DEVICE_CLASS(((PCI_CLASS_BRIDGE_PCI << 8) | 0x00), ~0),
- }, { /* end: all zeroes */ }
+ { PCI_DEVICE_CLASS(((PCI_CLASS_BRIDGE_PCI << 8) | 0x00), ~0) },
+ /* subtractive decode PCI-to-PCI bridge, class type is 060401h */
+ { PCI_DEVICE_CLASS(((PCI_CLASS_BRIDGE_PCI << 8) | 0x01), ~0) },
+ { },
};
static const struct pci_error_handlers pcie_portdrv_err_handler = {
.error_detected = pcie_portdrv_error_detected,
- .mmio_enabled = pcie_portdrv_mmio_enabled,
.slot_reset = pcie_portdrv_slot_reset,
+ .mmio_enabled = pcie_portdrv_mmio_enabled,
.resume = pcie_portdrv_err_resume,
};
@@ -257,7 +241,7 @@ static int __init pcie_portdrv_init(void)
int retval;
if (pcie_ports_disabled)
- return pci_register_driver(&pcie_portdriver);
+ return -EACCES;
dmi_check_system(pcie_portdrv_dmi_table);
diff --git a/drivers/scsi/ibmvscsi/ibmvfc.c b/drivers/scsi/ibmvscsi/ibmvfc.c
index e381f2190486..3c520d026e39 100644
--- a/drivers/scsi/ibmvscsi/ibmvfc.c
+++ b/drivers/scsi/ibmvscsi/ibmvfc.c
@@ -4876,8 +4876,8 @@ static int ibmvfc_remove(struct vio_dev *vdev)
spin_lock_irqsave(vhost->host->host_lock, flags);
ibmvfc_purge_requests(vhost, DID_ERROR);
- ibmvfc_free_event_pool(vhost);
spin_unlock_irqrestore(vhost->host->host_lock, flags);
+ ibmvfc_free_event_pool(vhost);
ibmvfc_free_mem(vhost);
spin_lock(&ibmvfc_driver_lock);
diff --git a/drivers/scsi/megaraid/megaraid_sas_base.c b/drivers/scsi/megaraid/megaraid_sas_base.c
index 37e811d9c4c4..e81f4f8eb213 100644
--- a/drivers/scsi/megaraid/megaraid_sas_base.c
+++ b/drivers/scsi/megaraid/megaraid_sas_base.c
@@ -4194,6 +4194,7 @@ int megasas_alloc_cmds(struct megasas_instance *instance)
if (megasas_create_frame_pool(instance)) {
dev_printk(KERN_DEBUG, &instance->pdev->dev, "Error creating frame DMA pool\n");
megasas_free_cmds(instance);
+ return -ENOMEM;
}
return 0;
diff --git a/drivers/xen/balloon.c b/drivers/xen/balloon.c
index d217c76634f0..9ffaf2b0e704 100644
--- a/drivers/xen/balloon.c
+++ b/drivers/xen/balloon.c
@@ -635,8 +635,15 @@ static void balloon_process(struct work_struct *work)
state = reserve_additional_memory();
}
- if (credit < 0)
- state = decrease_reservation(-credit, GFP_BALLOON);
+ if (credit < 0) {
+ long n_pages;
+
+ n_pages = min(-credit, si_mem_available());
+ state = decrease_reservation(n_pages, GFP_BALLOON);
+ if (state == BP_DONE && n_pages != -credit &&
+ n_pages < totalreserve_pages)
+ state = BP_EAGAIN;
+ }
state = update_schedule(state);
@@ -675,6 +682,9 @@ static int add_ballooned_pages(int nr_pages)
}
}
+ if (si_mem_available() < nr_pages)
+ return -ENOMEM;
+
st = decrease_reservation(nr_pages, GFP_USER);
if (st != BP_DONE)
return -ENOMEM;
@@ -802,7 +812,7 @@ static int __init balloon_init(void)
balloon_stats.schedule_delay = 1;
balloon_stats.max_schedule_delay = 32;
balloon_stats.retry_count = 1;
- balloon_stats.max_retry_count = RETRY_UNLIMITED;
+ balloon_stats.max_retry_count = 4;
#ifdef CONFIG_XEN_BALLOON_MEMORY_HOTPLUG
set_online_page_callback(&xen_online_page);
diff --git a/include/linux/idr.h b/include/linux/idr.h
index ddea68e7c1b5..ad78da2b93dd 100644
--- a/include/linux/idr.h
+++ b/include/linux/idr.h
@@ -156,14 +156,17 @@ static inline void *idr_find(const struct idr *idr, unsigned long id)
* idr_for_each_entry_ul() - Iterate over an IDR's elements of a given type.
* @idr: IDR handle.
* @entry: The type * to use as cursor.
+ * @tmp: A temporary placeholder for ID.
* @id: Entry ID.
*
* @entry and @id do not need to be initialized before the loop, and
* after normal termination @entry is left with the value NULL. This
* is convenient for a "not found" value.
*/
-#define idr_for_each_entry_ul(idr, entry, id) \
- for (id = 0; ((entry) = idr_get_next_ul(idr, &(id))) != NULL; ++id)
+#define idr_for_each_entry_ul(idr, entry, tmp, id) \
+ for (tmp = 0, id = 0; \
+ tmp <= id && ((entry) = idr_get_next_ul(idr, &(id))) != NULL; \
+ tmp = id, ++id)
/**
* idr_for_each_entry_continue() - Continue iteration over an IDR's elements of a given type
diff --git a/include/linux/mlx5/mlx5_ifc.h b/include/linux/mlx5/mlx5_ifc.h
index e65567f11955..6b1396872133 100644
--- a/include/linux/mlx5/mlx5_ifc.h
+++ b/include/linux/mlx5/mlx5_ifc.h
@@ -694,7 +694,8 @@ struct mlx5_ifc_per_protocol_networking_offload_caps_bits {
u8 swp[0x1];
u8 swp_csum[0x1];
u8 swp_lso[0x1];
- u8 reserved_at_23[0xd];
+ u8 cqe_checksum_full[0x1];
+ u8 reserved_at_24[0xc];
u8 max_vxlan_udp_ports[0x8];
u8 reserved_at_38[0x6];
u8 max_geneve_opt_len[0x1];
diff --git a/include/net/tcp.h b/include/net/tcp.h
index 207feca87467..a2b5508e284f 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -1035,7 +1035,8 @@ void tcp_get_default_congestion_control(char *name);
void tcp_get_available_congestion_control(char *buf, size_t len);
void tcp_get_allowed_congestion_control(char *buf, size_t len);
int tcp_set_allowed_congestion_control(char *allowed);
-int tcp_set_congestion_control(struct sock *sk, const char *name, bool load, bool reinit);
+int tcp_set_congestion_control(struct sock *sk, const char *name, bool load,
+ bool reinit, bool cap_net_admin);
u32 tcp_slow_start(struct tcp_sock *tp, u32 acked);
void tcp_cong_avoid_ai(struct tcp_sock *tp, u32 w, u32 acked);
diff --git a/include/net/tls.h b/include/net/tls.h
index 25901a9614d1..6dc00c82518a 100644
--- a/include/net/tls.h
+++ b/include/net/tls.h
@@ -263,6 +263,7 @@ struct tls_offload_context_rx {
(ALIGN(sizeof(struct tls_offload_context_rx), sizeof(void *)) + \
TLS_DRIVER_STATE_SIZE)
+void tls_ctx_free(struct tls_context *ctx);
int wait_on_pending_writer(struct sock *sk, long *timeo);
int tls_sk_query(struct sock *sk, int optname, char __user *optval,
int __user *optlen);
diff --git a/include/net/xdp_sock.h b/include/net/xdp_sock.h
index 05d39e579953..3e1f9c52fe46 100644
--- a/include/net/xdp_sock.h
+++ b/include/net/xdp_sock.h
@@ -66,6 +66,8 @@ struct xdp_sock {
* in the SKB destructor callback.
*/
spinlock_t tx_completion_lock;
+ /* Protects generic receive. */
+ spinlock_t rx_lock;
u64 rx_dropped;
};
diff --git a/include/uapi/linux/pci_regs.h b/include/uapi/linux/pci_regs.h
index db646b60a038..5c145c8392de 100644
--- a/include/uapi/linux/pci_regs.h
+++ b/include/uapi/linux/pci_regs.h
@@ -762,6 +762,7 @@
#define PCI_ERR_ROOT_FIRST_FATAL 0x00000010 /* First Fatal */
#define PCI_ERR_ROOT_NONFATAL_RCV 0x00000020 /* Non-Fatal Received */
#define PCI_ERR_ROOT_FATAL_RCV 0x00000040 /* Fatal Received */
+#define PCI_ERR_ROOT_AER_IRQ 0xf8000000 /* Advanced Error Interrupt Message Number */
#define PCI_ERR_ROOT_ERR_SRC 52 /* Error Source Identification */
/* Virtual Channel */
@@ -981,6 +982,7 @@
/* Downstream Port Containment */
#define PCI_EXP_DPC_CAP 4 /* DPC Capability */
+#define PCI_EXP_DPC_IRQ 0x1f /* DPC Interrupt Message Number */
#define PCI_EXP_DPC_CAP_RP_EXT 0x20 /* Root Port Extensions for DPC */
#define PCI_EXP_DPC_CAP_POISONED_TLP 0x40 /* Poisoned TLP Egress Blocking Supported */
#define PCI_EXP_DPC_CAP_SW_TRIGGER 0x80 /* Software Triggering Supported */
diff --git a/kernel/bpf/verifier.c b/kernel/bpf/verifier.c
index 65dc84a6fa2e..a23b1af9d59b 100644
--- a/kernel/bpf/verifier.c
+++ b/kernel/bpf/verifier.c
@@ -4829,17 +4829,18 @@ static int is_state_visited(struct bpf_verifier_env *env, int insn_idx)
* the state of the call instruction (with WRITTEN set), and r0 comes
* from callee with its full parentage chain, anyway.
*/
- for (j = 0; j <= cur->curframe; j++)
- for (i = j < cur->curframe ? BPF_REG_6 : 0; i < BPF_REG_FP; i++)
- cur->frame[j]->regs[i].parent = &new->frame[j]->regs[i];
/* clear write marks in current state: the writes we did are not writes
* our child did, so they don't screen off its reads from us.
* (There are no read marks in current state, because reads always mark
* their parent and current state never has children yet. Only
* explored_states can get read marks.)
*/
- for (i = 0; i < BPF_REG_FP; i++)
- cur->frame[cur->curframe]->regs[i].live = REG_LIVE_NONE;
+ for (j = 0; j <= cur->curframe; j++) {
+ for (i = j < cur->curframe ? BPF_REG_6 : 0; i < BPF_REG_FP; i++)
+ cur->frame[j]->regs[i].parent = &new->frame[j]->regs[i];
+ for (i = 0; i < BPF_REG_FP; i++)
+ cur->frame[j]->regs[i].live = REG_LIVE_NONE;
+ }
/* all stack frames are accessible from callee, clear them all */
for (j = 0; j <= cur->curframe; j++) {
diff --git a/net/core/filter.c b/net/core/filter.c
index e7d78461ab3d..ef1e9e449bf3 100644
--- a/net/core/filter.c
+++ b/net/core/filter.c
@@ -3843,7 +3843,7 @@ BPF_CALL_5(bpf_setsockopt, struct bpf_sock_ops_kern *, bpf_sock,
TCP_CA_NAME_MAX-1));
name[TCP_CA_NAME_MAX-1] = 0;
ret = tcp_set_congestion_control(sk, name, false,
- reinit);
+ reinit, true);
} else {
struct tcp_sock *tp = tcp_sk(sk);
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index f2b7daccce76..7c438b27edaa 100644
--- a/net/ipv4/tcp.c
+++ b/net/ipv4/tcp.c
@@ -2432,7 +2432,9 @@ static int do_tcp_setsockopt(struct sock *sk, int level,
name[val] = 0;
lock_sock(sk);
- err = tcp_set_congestion_control(sk, name, true, true);
+ err = tcp_set_congestion_control(sk, name, true, true,
+ ns_capable(sock_net(sk)->user_ns,
+ CAP_NET_ADMIN));
release_sock(sk);
return err;
}
diff --git a/net/ipv4/tcp_cong.c b/net/ipv4/tcp_cong.c
index 421ea1b918da..b33771a4cc68 100644
--- a/net/ipv4/tcp_cong.c
+++ b/net/ipv4/tcp_cong.c
@@ -338,7 +338,8 @@ out:
* tcp_reinit_congestion_control (if the current congestion control was
* already initialized.
*/
-int tcp_set_congestion_control(struct sock *sk, const char *name, bool load, bool reinit)
+int tcp_set_congestion_control(struct sock *sk, const char *name, bool load,
+ bool reinit, bool cap_net_admin)
{
struct inet_connection_sock *icsk = inet_csk(sk);
const struct tcp_congestion_ops *ca;
@@ -372,8 +373,7 @@ int tcp_set_congestion_control(struct sock *sk, const char *name, bool load, boo
} else {
err = -EBUSY;
}
- } else if (!((ca->flags & TCP_CONG_NON_RESTRICTED) ||
- ns_capable(sock_net(sk)->user_ns, CAP_NET_ADMIN))) {
+ } else if (!((ca->flags & TCP_CONG_NON_RESTRICTED) || cap_net_admin)) {
err = -EPERM;
} else if (!try_module_get(ca->owner)) {
err = -EBUSY;
diff --git a/net/sched/act_api.c b/net/sched/act_api.c
index 87bade4cc1e7..32e6035aaa31 100644
--- a/net/sched/act_api.c
+++ b/net/sched/act_api.c
@@ -199,12 +199,13 @@ static int tcf_dump_walker(struct tcf_idrinfo *idrinfo, struct sk_buff *skb,
struct idr *idr = &idrinfo->action_idr;
struct tc_action *p;
unsigned long id = 1;
+ unsigned long tmp;
mutex_lock(&idrinfo->lock);
s_i = cb->args[0];
- idr_for_each_entry_ul(idr, p, id) {
+ idr_for_each_entry_ul(idr, p, tmp, id) {
index++;
if (index < s_i)
continue;
@@ -270,6 +271,7 @@ static int tcf_del_walker(struct tcf_idrinfo *idrinfo, struct sk_buff *skb,
struct idr *idr = &idrinfo->action_idr;
struct tc_action *p;
unsigned long id = 1;
+ unsigned long tmp;
nest = nla_nest_start(skb, 0);
if (nest == NULL)
@@ -278,7 +280,7 @@ static int tcf_del_walker(struct tcf_idrinfo *idrinfo, struct sk_buff *skb,
goto nla_put_failure;
mutex_lock(&idrinfo->lock);
- idr_for_each_entry_ul(idr, p, id) {
+ idr_for_each_entry_ul(idr, p, tmp, id) {
ret = tcf_idr_release_unsafe(p);
if (ret == ACT_P_DELETED) {
module_put(ops->owner);
@@ -511,8 +513,9 @@ void tcf_idrinfo_destroy(const struct tc_action_ops *ops,
struct tc_action *p;
int ret;
unsigned long id = 1;
+ unsigned long tmp;
- idr_for_each_entry_ul(idr, p, id) {
+ idr_for_each_entry_ul(idr, p, tmp, id) {
ret = __tcf_idr_release(p, false, true);
if (ret == ACT_P_DELETED)
module_put(ops->owner);
diff --git a/net/sunrpc/xprtrdma/verbs.c b/net/sunrpc/xprtrdma/verbs.c
index d1df38547f6b..de5996d2f99c 100644
--- a/net/sunrpc/xprtrdma/verbs.c
+++ b/net/sunrpc/xprtrdma/verbs.c
@@ -1553,10 +1553,11 @@ rpcrdma_post_recvs(struct rpcrdma_xprt *r_xprt, bool temp)
rc = ib_post_recv(r_xprt->rx_ia.ri_id->qp, wr,
(const struct ib_recv_wr **)&bad_wr);
if (rc) {
- for (wr = bad_wr; wr; wr = wr->next) {
+ for (wr = bad_wr; wr;) {
struct rpcrdma_rep *rep;
rep = container_of(wr, struct rpcrdma_rep, rr_recv_wr);
+ wr = wr->next;
rpcrdma_recv_buffer_put(rep);
--count;
}
diff --git a/net/tls/tls_device.c b/net/tls/tls_device.c
index c32a93492542..c6d79ab2f188 100644
--- a/net/tls/tls_device.c
+++ b/net/tls/tls_device.c
@@ -61,7 +61,7 @@ static void tls_device_free_ctx(struct tls_context *ctx)
if (ctx->rx_conf == TLS_HW)
kfree(tls_offload_ctx_rx(ctx));
- kfree(ctx);
+ tls_ctx_free(ctx);
}
static void tls_device_gc_task(struct work_struct *work)
diff --git a/net/tls/tls_device_fallback.c b/net/tls/tls_device_fallback.c
index 3a1948663cdf..079b975dcd31 100644
--- a/net/tls/tls_device_fallback.c
+++ b/net/tls/tls_device_fallback.c
@@ -208,6 +208,10 @@ static void complete_skb(struct sk_buff *nskb, struct sk_buff *skb, int headln)
update_chksum(nskb, headln);
+ /* sock_efree means skb must gone through skb_orphan_partial() */
+ if (nskb->destructor == sock_efree)
+ return;
+
delta = nskb->truesize - skb->truesize;
if (likely(delta < 0))
WARN_ON_ONCE(atomic_sub_and_test(-delta, &sk->sk_wmem_alloc));
diff --git a/net/tls/tls_main.c b/net/tls/tls_main.c
index 456fccb91d7b..f88878b9a0a6 100644
--- a/net/tls/tls_main.c
+++ b/net/tls/tls_main.c
@@ -249,7 +249,7 @@ static void tls_write_space(struct sock *sk)
ctx->sk_write_space(sk);
}
-static void tls_ctx_free(struct tls_context *ctx)
+void tls_ctx_free(struct tls_context *ctx)
{
if (!ctx)
return;
@@ -567,7 +567,7 @@ static void tls_hw_sk_destruct(struct sock *sk)
ctx->sk_destruct(sk);
/* Free ctx */
- kfree(ctx);
+ tls_ctx_free(ctx);
icsk->icsk_ulp_data = NULL;
}
diff --git a/net/xdp/xdp_umem.c b/net/xdp/xdp_umem.c
index 619a78342161..5d535127f9c7 100644
--- a/net/xdp/xdp_umem.c
+++ b/net/xdp/xdp_umem.c
@@ -102,6 +102,9 @@ int xdp_umem_assign_dev(struct xdp_umem *umem, struct net_device *dev,
umem->dev = dev;
umem->queue_id = queue_id;
+
+ dev_hold(dev);
+
if (force_copy)
/* For copy-mode, we are done. */
goto out_rtnl_unlock;
@@ -121,7 +124,6 @@ int xdp_umem_assign_dev(struct xdp_umem *umem, struct net_device *dev,
goto err_unreg_umem;
rtnl_unlock();
- dev_hold(dev);
umem->zc = true;
return 0;
@@ -160,10 +162,9 @@ static void xdp_umem_clear_dev(struct xdp_umem *umem)
xdp_clear_umem_at_qid(umem->dev, umem->queue_id);
rtnl_unlock();
- if (umem->zc) {
- dev_put(umem->dev);
- umem->zc = false;
- }
+ dev_put(umem->dev);
+ umem->dev = NULL;
+ umem->zc = false;
}
static void xdp_umem_unpin_pages(struct xdp_umem *umem)
diff --git a/net/xdp/xsk.c b/net/xdp/xsk.c
index f3031c8907d9..9b542b932933 100644
--- a/net/xdp/xsk.c
+++ b/net/xdp/xsk.c
@@ -127,13 +127,17 @@ int xsk_generic_rcv(struct xdp_sock *xs, struct xdp_buff *xdp)
u64 addr;
int err;
- if (xs->dev != xdp->rxq->dev || xs->queue_id != xdp->rxq->queue_index)
- return -EINVAL;
+ spin_lock_bh(&xs->rx_lock);
+
+ if (xs->dev != xdp->rxq->dev || xs->queue_id != xdp->rxq->queue_index) {
+ err = -EINVAL;
+ goto out_unlock;
+ }
if (!xskq_peek_addr(xs->umem->fq, &addr) ||
len > xs->umem->chunk_size_nohr - XDP_PACKET_HEADROOM) {
- xs->rx_dropped++;
- return -ENOSPC;
+ err = -ENOSPC;
+ goto out_drop;
}
addr += xs->umem->headroom;
@@ -142,13 +146,21 @@ int xsk_generic_rcv(struct xdp_sock *xs, struct xdp_buff *xdp)
memcpy(buffer, xdp->data_meta, len + metalen);
addr += metalen;
err = xskq_produce_batch_desc(xs->rx, addr, len);
- if (!err) {
- xskq_discard_addr(xs->umem->fq);
- xsk_flush(xs);
- return 0;
- }
+ if (err)
+ goto out_drop;
+ xskq_discard_addr(xs->umem->fq);
+ xskq_produce_flush_desc(xs->rx);
+
+ spin_unlock_bh(&xs->rx_lock);
+
+ xs->sk.sk_data_ready(&xs->sk);
+ return 0;
+
+out_drop:
xs->rx_dropped++;
+out_unlock:
+ spin_unlock_bh(&xs->rx_lock);
return err;
}
@@ -230,6 +242,9 @@ static int xsk_generic_xmit(struct sock *sk, struct msghdr *m,
mutex_lock(&xs->mutex);
+ if (xs->queue_id >= xs->dev->real_num_tx_queues)
+ goto out;
+
while (xskq_peek_desc(xs->tx, &desc)) {
char *buffer;
u64 addr;
@@ -240,12 +255,6 @@ static int xsk_generic_xmit(struct sock *sk, struct msghdr *m,
goto out;
}
- if (xskq_reserve_addr(xs->umem->cq))
- goto out;
-
- if (xs->queue_id >= xs->dev->real_num_tx_queues)
- goto out;
-
len = desc.len;
skb = sock_alloc_send_skb(sk, len, 1, &err);
if (unlikely(!skb)) {
@@ -257,7 +266,7 @@ static int xsk_generic_xmit(struct sock *sk, struct msghdr *m,
addr = desc.addr;
buffer = xdp_umem_get_data(xs->umem, addr);
err = skb_store_bits(skb, 0, buffer, len);
- if (unlikely(err)) {
+ if (unlikely(err) || xskq_reserve_addr(xs->umem->cq)) {
kfree_skb(skb);
goto out;
}
@@ -765,6 +774,7 @@ static int xsk_create(struct net *net, struct socket *sock, int protocol,
xs = xdp_sk(sk);
mutex_init(&xs->mutex);
+ spin_lock_init(&xs->rx_lock);
spin_lock_init(&xs->tx_completion_lock);
local_bh_disable();
diff --git a/net/xdp/xsk_queue.h b/net/xdp/xsk_queue.h
index 610c0bdc0c2b..cd333701f4bf 100644
--- a/net/xdp/xsk_queue.h
+++ b/net/xdp/xsk_queue.h
@@ -240,7 +240,7 @@ static inline void xskq_produce_flush_desc(struct xsk_queue *q)
/* Order producer and data */
smp_wmb();
- q->prod_tail = q->prod_head,
+ q->prod_tail = q->prod_head;
WRITE_ONCE(q->ring->producer, q->prod_tail);
}
diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c
index 3b08896e62e3..72bceac63854 100644
--- a/sound/pci/hda/hda_codec.c
+++ b/sound/pci/hda/hda_codec.c
@@ -2914,7 +2914,7 @@ static int hda_codec_runtime_resume(struct device *dev)
static int hda_codec_force_resume(struct device *dev)
{
struct hda_codec *codec = dev_to_hda_codec(dev);
- bool forced_resume = !codec->relaxed_resume;
+ bool forced_resume = !codec->relaxed_resume && codec->jacktbl.used;
int ret;
/* The get/put pair below enforces the runtime resume even if the
diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
index bce0f139c0ff..a8e8219b9757 100644
--- a/sound/pci/hda/hda_intel.c
+++ b/sound/pci/hda/hda_intel.c
@@ -327,11 +327,10 @@ enum {
#define AZX_DCAPS_INTEL_SKYLAKE \
(AZX_DCAPS_INTEL_PCH_BASE | AZX_DCAPS_PM_RUNTIME |\
+ AZX_DCAPS_SYNC_WRITE |\
AZX_DCAPS_SEPARATE_STREAM_TAG | AZX_DCAPS_I915_COMPONENT)
-#define AZX_DCAPS_INTEL_BROXTON \
- (AZX_DCAPS_INTEL_PCH_BASE | AZX_DCAPS_PM_RUNTIME |\
- AZX_DCAPS_SEPARATE_STREAM_TAG | AZX_DCAPS_I915_COMPONENT)
+#define AZX_DCAPS_INTEL_BROXTON AZX_DCAPS_INTEL_SKYLAKE
/* quirks for ATI SB / AMD Hudson */
#define AZX_DCAPS_PRESET_ATI_SB \
diff --git a/tools/bpf/bpftool/cgroup.c b/tools/bpf/bpftool/cgroup.c
index ee7a9765c6b3..adbcd84818f7 100644
--- a/tools/bpf/bpftool/cgroup.c
+++ b/tools/bpf/bpftool/cgroup.c
@@ -164,7 +164,7 @@ static int do_show(int argc, char **argv)
cgroup_fd = open(argv[0], O_RDONLY);
if (cgroup_fd < 0) {
- p_err("can't open cgroup %s", argv[1]);
+ p_err("can't open cgroup %s", argv[0]);
goto exit;
}
@@ -345,7 +345,7 @@ static int do_attach(int argc, char **argv)
cgroup_fd = open(argv[0], O_RDONLY);
if (cgroup_fd < 0) {
- p_err("can't open cgroup %s", argv[1]);
+ p_err("can't open cgroup %s", argv[0]);
goto exit;
}
@@ -403,7 +403,7 @@ static int do_detach(int argc, char **argv)
cgroup_fd = open(argv[0], O_RDONLY);
if (cgroup_fd < 0) {
- p_err("can't open cgroup %s", argv[1]);
+ p_err("can't open cgroup %s", argv[0]);
goto exit;
}
diff --git a/tools/bpf/bpftool/jit_disasm.c b/tools/bpf/bpftool/jit_disasm.c
index c75ffd9ce2bb..b61f6b475e95 100644
--- a/tools/bpf/bpftool/jit_disasm.c
+++ b/tools/bpf/bpftool/jit_disasm.c
@@ -10,6 +10,8 @@
* Licensed under the GNU General Public License, version 2.0 (GPLv2)
*/
+#define _GNU_SOURCE
+#include <stdio.h>
#include <stdarg.h>
#include <stdint.h>
#include <stdio.h>
@@ -51,11 +53,13 @@ static int fprintf_json(void *out, const char *fmt, ...)
char *s;
va_start(ap, fmt);
+ if (vasprintf(&s, fmt, ap) < 0)
+ return -1;
+ va_end(ap);
+
if (!oper_count) {
int i;
- s = va_arg(ap, char *);
-
/* Strip trailing spaces */
i = strlen(s) - 1;
while (s[i] == ' ')
@@ -68,11 +72,10 @@ static int fprintf_json(void *out, const char *fmt, ...)
} else if (!strcmp(fmt, ",")) {
/* Skip */
} else {
- s = va_arg(ap, char *);
jsonw_string(json_wtr, s);
oper_count++;
}
- va_end(ap);
+ free(s);
return 0;
}