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SubjectRe: Linux 4.14.30
diff --git a/Documentation/devicetree/bindings/display/panel/toppoly,td028ttec1.txt b/Documentation/devicetree/bindings/display/panel/toppoly,td028ttec1.txt
deleted file mode 100644
index 7175dc3740ac..000000000000
--- a/Documentation/devicetree/bindings/display/panel/toppoly,td028ttec1.txt
+++ /dev/null
@@ -1,30 +0,0 @@
-Toppoly TD028TTEC1 Panel
-========================
-
-Required properties:
-- compatible: "toppoly,td028ttec1"
-
-Optional properties:
-- label: a symbolic name for the panel
-
-Required nodes:
-- Video port for DPI input
-
-Example
--------
-
-lcd-panel: td028ttec1@0 {
- compatible = "toppoly,td028ttec1";
- reg = <0>;
- spi-max-frequency = <100000>;
- spi-cpol;
- spi-cpha;
-
- label = "lcd";
- port {
- lcd_in: endpoint {
- remote-endpoint = <&dpi_out>;
- };
- };
-};
-
diff --git a/Documentation/devicetree/bindings/display/panel/tpo,td028ttec1.txt b/Documentation/devicetree/bindings/display/panel/tpo,td028ttec1.txt
new file mode 100644
index 000000000000..ed34253d9fb1
--- /dev/null
+++ b/Documentation/devicetree/bindings/display/panel/tpo,td028ttec1.txt
@@ -0,0 +1,30 @@
+Toppoly TD028TTEC1 Panel
+========================
+
+Required properties:
+- compatible: "tpo,td028ttec1"
+
+Optional properties:
+- label: a symbolic name for the panel
+
+Required nodes:
+- Video port for DPI input
+
+Example
+-------
+
+lcd-panel: td028ttec1@0 {
+ compatible = "tpo,td028ttec1";
+ reg = <0>;
+ spi-max-frequency = <100000>;
+ spi-cpol;
+ spi-cpha;
+
+ label = "lcd";
+ port {
+ lcd_in: endpoint {
+ remote-endpoint = <&dpi_out>;
+ };
+ };
+};
+
diff --git a/Makefile b/Makefile
index 4b2aa0dd4043..29fc3c91f3e4 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 4
PATCHLEVEL = 14
-SUBLEVEL = 29
+SUBLEVEL = 30
EXTRAVERSION =
NAME = Petit Gorille

diff --git a/arch/alpha/kernel/console.c b/arch/alpha/kernel/console.c
index 8e9a41966881..5476279329a6 100644
--- a/arch/alpha/kernel/console.c
+++ b/arch/alpha/kernel/console.c
@@ -21,6 +21,7 @@
struct pci_controller *pci_vga_hose;
static struct resource alpha_vga = {
.name = "alpha-vga+",
+ .flags = IORESOURCE_IO,
.start = 0x3C0,
.end = 0x3DF
};
diff --git a/arch/arm/boot/dts/aspeed-ast2500-evb.dts b/arch/arm/boot/dts/aspeed-ast2500-evb.dts
index f53e89d63477..c971cc93f42d 100644
--- a/arch/arm/boot/dts/aspeed-ast2500-evb.dts
+++ b/arch/arm/boot/dts/aspeed-ast2500-evb.dts
@@ -16,7 +16,7 @@
bootargs = "console=ttyS4,115200 earlyprintk";
};

- memory {
+ memory@80000000 {
reg = <0x80000000 0x20000000>;
};
};
diff --git a/drivers/bluetooth/btqcomsmd.c b/drivers/bluetooth/btqcomsmd.c
index bd810d01538a..093fd096f0c8 100644
--- a/drivers/bluetooth/btqcomsmd.c
+++ b/drivers/bluetooth/btqcomsmd.c
@@ -86,7 +86,8 @@ static int btqcomsmd_send(struct hci_dev *hdev, struct sk_buff *skb)
break;
}

- kfree_skb(skb);
+ if (!ret)
+ kfree_skb(skb);

return ret;
}
diff --git a/drivers/bluetooth/hci_qca.c b/drivers/bluetooth/hci_qca.c
index 392f412b4575..c9f0ac083a3e 100644
--- a/drivers/bluetooth/hci_qca.c
+++ b/drivers/bluetooth/hci_qca.c
@@ -933,6 +933,9 @@ static int qca_setup(struct hci_uart *hu)
if (!ret) {
set_bit(STATE_IN_BAND_SLEEP_ENABLED, &qca->flags);
qca_debugfs_init(hdev);
+ } else if (ret == -ENOENT) {
+ /* No patch/nvm-config found, run with original fw/config */
+ ret = 0;
}

/* Setup bdaddr */
diff --git a/drivers/char/mem.c b/drivers/char/mem.c
index 970e1242a282..3a70dba2c645 100644
--- a/drivers/char/mem.c
+++ b/drivers/char/mem.c
@@ -107,6 +107,8 @@ static ssize_t read_mem(struct file *file, char __user *buf,
phys_addr_t p = *ppos;
ssize_t read, sz;
void *ptr;
+ char *bounce;
+ int err;

if (p != *ppos)
return 0;
@@ -129,15 +131,22 @@ static ssize_t read_mem(struct file *file, char __user *buf,
}
#endif

+ bounce = kmalloc(PAGE_SIZE, GFP_KERNEL);
+ if (!bounce)
+ return -ENOMEM;
+
while (count > 0) {
unsigned long remaining;
int allowed;

sz = size_inside_page(p, count);

+ err = -EPERM;
allowed = page_is_allowed(p >> PAGE_SHIFT);
if (!allowed)
- return -EPERM;
+ goto failed;
+
+ err = -EFAULT;
if (allowed == 2) {
/* Show zeros for restricted memory. */
remaining = clear_user(buf, sz);
@@ -149,24 +158,32 @@ static ssize_t read_mem(struct file *file, char __user *buf,
*/
ptr = xlate_dev_mem_ptr(p);
if (!ptr)
- return -EFAULT;
-
- remaining = copy_to_user(buf, ptr, sz);
+ goto failed;

+ err = probe_kernel_read(bounce, ptr, sz);
unxlate_dev_mem_ptr(p, ptr);
+ if (err)
+ goto failed;
+
+ remaining = copy_to_user(buf, bounce, sz);
}

if (remaining)
- return -EFAULT;
+ goto failed;

buf += sz;
p += sz;
count -= sz;
read += sz;
}
+ kfree(bounce);

*ppos += read;
return read;
+
+failed:
+ kfree(bounce);
+ return err;
}

static ssize_t write_mem(struct file *file, const char __user *buf,
diff --git a/drivers/clk/at91/pmc.c b/drivers/clk/at91/pmc.c
index 775af473fe11..5c2b26de303e 100644
--- a/drivers/clk/at91/pmc.c
+++ b/drivers/clk/at91/pmc.c
@@ -107,10 +107,20 @@ static int pmc_suspend(void)
return 0;
}

+static bool pmc_ready(unsigned int mask)
+{
+ unsigned int status;
+
+ regmap_read(pmcreg, AT91_PMC_SR, &status);
+
+ return ((status & mask) == mask) ? 1 : 0;
+}
+
static void pmc_resume(void)
{
- int i, ret = 0;
+ int i;
u32 tmp;
+ u32 mask = AT91_PMC_MCKRDY | AT91_PMC_LOCKA;

regmap_read(pmcreg, AT91_PMC_MCKR, &tmp);
if (pmc_cache.mckr != tmp)
@@ -134,13 +144,11 @@ static void pmc_resume(void)
AT91_PMC_PCR_CMD);
}

- if (pmc_cache.uckr & AT91_PMC_UPLLEN) {
- ret = regmap_read_poll_timeout(pmcreg, AT91_PMC_SR, tmp,
- !(tmp & AT91_PMC_LOCKU),
- 10, 5000);
- if (ret)
- pr_crit("USB PLL didn't lock when resuming\n");
- }
+ if (pmc_cache.uckr & AT91_PMC_UPLLEN)
+ mask |= AT91_PMC_LOCKU;
+
+ while (!pmc_ready(mask))
+ cpu_relax();
}

static struct syscore_ops pmc_syscore_ops = {
diff --git a/drivers/clk/clk-axi-clkgen.c b/drivers/clk/clk-axi-clkgen.c
index 5e918e7afaba..95a6e9834392 100644
--- a/drivers/clk/clk-axi-clkgen.c
+++ b/drivers/clk/clk-axi-clkgen.c
@@ -40,6 +40,10 @@
#define MMCM_REG_FILTER1 0x4e
#define MMCM_REG_FILTER2 0x4f

+#define MMCM_CLKOUT_NOCOUNT BIT(6)
+
+#define MMCM_CLK_DIV_NOCOUNT BIT(12)
+
struct axi_clkgen {
void __iomem *base;
struct clk_hw clk_hw;
@@ -315,12 +319,27 @@ static unsigned long axi_clkgen_recalc_rate(struct clk_hw *clk_hw,
unsigned int reg;
unsigned long long tmp;

- axi_clkgen_mmcm_read(axi_clkgen, MMCM_REG_CLKOUT0_1, &reg);
- dout = (reg & 0x3f) + ((reg >> 6) & 0x3f);
+ axi_clkgen_mmcm_read(axi_clkgen, MMCM_REG_CLKOUT0_2, &reg);
+ if (reg & MMCM_CLKOUT_NOCOUNT) {
+ dout = 1;
+ } else {
+ axi_clkgen_mmcm_read(axi_clkgen, MMCM_REG_CLKOUT0_1, &reg);
+ dout = (reg & 0x3f) + ((reg >> 6) & 0x3f);
+ }
+
axi_clkgen_mmcm_read(axi_clkgen, MMCM_REG_CLK_DIV, &reg);
- d = (reg & 0x3f) + ((reg >> 6) & 0x3f);
- axi_clkgen_mmcm_read(axi_clkgen, MMCM_REG_CLK_FB1, &reg);
- m = (reg & 0x3f) + ((reg >> 6) & 0x3f);
+ if (reg & MMCM_CLK_DIV_NOCOUNT)
+ d = 1;
+ else
+ d = (reg & 0x3f) + ((reg >> 6) & 0x3f);
+
+ axi_clkgen_mmcm_read(axi_clkgen, MMCM_REG_CLK_FB2, &reg);
+ if (reg & MMCM_CLKOUT_NOCOUNT) {
+ m = 1;
+ } else {
+ axi_clkgen_mmcm_read(axi_clkgen, MMCM_REG_CLK_FB1, &reg);
+ m = (reg & 0x3f) + ((reg >> 6) & 0x3f);
+ }

if (d == 0 || dout == 0)
return 0;
diff --git a/drivers/clk/clk-si5351.c b/drivers/clk/clk-si5351.c
index 20d90769cced..653b0f38d475 100644
--- a/drivers/clk/clk-si5351.c
+++ b/drivers/clk/clk-si5351.c
@@ -72,7 +72,7 @@ static const char * const si5351_input_names[] = {
"xtal", "clkin"
};
static const char * const si5351_pll_names[] = {
- "plla", "pllb", "vxco"
+ "si5351_plla", "si5351_pllb", "si5351_vxco"
};
static const char * const si5351_msynth_names[] = {
"ms0", "ms1", "ms2", "ms3", "ms4", "ms5", "ms6", "ms7"
diff --git a/drivers/clk/clk.c b/drivers/clk/clk.c
index c8d83acda006..60c7fde37d23 100644
--- a/drivers/clk/clk.c
+++ b/drivers/clk/clk.c
@@ -2470,6 +2470,21 @@ static int __clk_core_init(struct clk_core *core)
rate = 0;
core->rate = core->req_rate = rate;

+ /*
+ * Enable CLK_IS_CRITICAL clocks so newly added critical clocks
+ * don't get accidentally disabled when walking the orphan tree and
+ * reparenting clocks
+ */
+ if (core->flags & CLK_IS_CRITICAL) {
+ unsigned long flags;
+
+ clk_core_prepare(core);
+
+ flags = clk_enable_lock();
+ clk_core_enable(core);
+ clk_enable_unlock(flags);
+ }
+
/*
* walk the list of orphan clocks and reparent any that newly finds a
* parent.
@@ -2478,10 +2493,13 @@ static int __clk_core_init(struct clk_core *core)
struct clk_core *parent = __clk_init_parent(orphan);

/*
- * we could call __clk_set_parent, but that would result in a
- * redundant call to the .set_rate op, if it exists
+ * We need to use __clk_set_parent_before() and _after() to
+ * to properly migrate any prepare/enable count of the orphan
+ * clock. This is important for CLK_IS_CRITICAL clocks, which
+ * are enabled during init but might not have a parent yet.
*/
if (parent) {
+ /* update the clk tree topology */
__clk_set_parent_before(orphan, parent);
__clk_set_parent_after(orphan, parent, NULL);
__clk_recalc_accuracies(orphan);
@@ -2500,16 +2518,6 @@ static int __clk_core_init(struct clk_core *core)
if (core->ops->init)
core->ops->init(core->hw);

- if (core->flags & CLK_IS_CRITICAL) {
- unsigned long flags;
-
- clk_core_prepare(core);
-
- flags = clk_enable_lock();
- clk_core_enable(core);
- clk_enable_unlock(flags);
- }
-
kref_init(&core->ref);
out:
clk_prepare_unlock();
diff --git a/drivers/cpufreq/longhaul.c b/drivers/cpufreq/longhaul.c
index d5e27bc7585a..859a62ea6120 100644
--- a/drivers/cpufreq/longhaul.c
+++ b/drivers/cpufreq/longhaul.c
@@ -894,7 +894,7 @@ static int longhaul_cpu_init(struct cpufreq_policy *policy)
if ((longhaul_version != TYPE_LONGHAUL_V1) && (scale_voltage != 0))
longhaul_setup_voltagescaling();

- policy->cpuinfo.transition_latency = 200000; /* nsec */
+ policy->transition_delay_us = 200000; /* usec */

return cpufreq_table_validate_and_show(policy, longhaul_table);
}
diff --git a/drivers/crypto/axis/artpec6_crypto.c b/drivers/crypto/axis/artpec6_crypto.c
index 0f9754e07719..6eb5cb92b986 100644
--- a/drivers/crypto/axis/artpec6_crypto.c
+++ b/drivers/crypto/axis/artpec6_crypto.c
@@ -22,6 +22,7 @@
#include <linux/slab.h>

#include <crypto/aes.h>
+#include <crypto/gcm.h>
#include <crypto/internal/aead.h>
#include <crypto/internal/hash.h>
#include <crypto/internal/skcipher.h>
@@ -1934,7 +1935,7 @@ static int artpec6_crypto_prepare_aead(struct aead_request *areq)

memcpy(req_ctx->hw_ctx.J0, areq->iv, crypto_aead_ivsize(cipher));
// The HW omits the initial increment of the counter field.
- crypto_inc(req_ctx->hw_ctx.J0+12, 4);
+ memcpy(req_ctx->hw_ctx.J0 + GCM_AES_IV_SIZE, "\x00\x00\x00\x01", 4);

ret = artpec6_crypto_setup_out_descr(common, &req_ctx->hw_ctx,
sizeof(struct artpec6_crypto_aead_hw_ctx), false, false);
@@ -2956,7 +2957,7 @@ static struct aead_alg aead_algos[] = {
.setkey = artpec6_crypto_aead_set_key,
.encrypt = artpec6_crypto_aead_encrypt,
.decrypt = artpec6_crypto_aead_decrypt,
- .ivsize = AES_BLOCK_SIZE,
+ .ivsize = GCM_AES_IV_SIZE,
.maxauthsize = AES_BLOCK_SIZE,

.base = {
diff --git a/drivers/dma/ti-dma-crossbar.c b/drivers/dma/ti-dma-crossbar.c
index 7df910e7c348..9272b173c746 100644
--- a/drivers/dma/ti-dma-crossbar.c
+++ b/drivers/dma/ti-dma-crossbar.c
@@ -54,7 +54,15 @@ struct ti_am335x_xbar_map {

static inline void ti_am335x_xbar_write(void __iomem *iomem, int event, u8 val)
{
- writeb_relaxed(val, iomem + event);
+ /*
+ * TPCC_EVT_MUX_60_63 register layout is different than the
+ * rest, in the sense, that event 63 is mapped to lowest byte
+ * and event 60 is mapped to highest, handle it separately.
+ */
+ if (event >= 60 && event <= 63)
+ writeb_relaxed(val, iomem + (63 - event % 4));
+ else
+ writeb_relaxed(val, iomem + event);
}

static void ti_am335x_xbar_free(struct device *dev, void *route_data)
diff --git a/drivers/dma/xilinx/zynqmp_dma.c b/drivers/dma/xilinx/zynqmp_dma.c
index 1ee1241ca797..5cc8ed31f26b 100644
--- a/drivers/dma/xilinx/zynqmp_dma.c
+++ b/drivers/dma/xilinx/zynqmp_dma.c
@@ -838,7 +838,8 @@ static void zynqmp_dma_chan_remove(struct zynqmp_dma_chan *chan)
if (!chan)
return;

- devm_free_irq(chan->zdev->dev, chan->irq, chan);
+ if (chan->irq)
+ devm_free_irq(chan->zdev->dev, chan->irq, chan);
tasklet_kill(&chan->tasklet);
list_del(&chan->common.device_node);
clk_disable_unprepare(chan->clk_apb);
diff --git a/drivers/gpu/drm/msm/msm_gem.c b/drivers/gpu/drm/msm/msm_gem.c
index ea5bb0e1632c..6e0fb50d0de4 100644
--- a/drivers/gpu/drm/msm/msm_gem.c
+++ b/drivers/gpu/drm/msm/msm_gem.c
@@ -93,14 +93,17 @@ static struct page **get_pages(struct drm_gem_object *obj)
return p;
}

+ msm_obj->pages = p;
+
msm_obj->sgt = drm_prime_pages_to_sg(p, npages);
if (IS_ERR(msm_obj->sgt)) {
+ void *ptr = ERR_CAST(msm_obj->sgt);
+
dev_err(dev->dev, "failed to allocate sgt\n");
- return ERR_CAST(msm_obj->sgt);
+ msm_obj->sgt = NULL;
+ return ptr;
}

- msm_obj->pages = p;
-
/* For non-cached buffers, ensure the new pages are clean
* because display controller, GPU, etc. are not coherent:
*/
@@ -135,7 +138,10 @@ static void put_pages(struct drm_gem_object *obj)
if (msm_obj->flags & (MSM_BO_WC|MSM_BO_UNCACHED))
dma_unmap_sg(obj->dev->dev, msm_obj->sgt->sgl,
msm_obj->sgt->nents, DMA_BIDIRECTIONAL);
- sg_free_table(msm_obj->sgt);
+
+ if (msm_obj->sgt)
+ sg_free_table(msm_obj->sgt);
+
kfree(msm_obj->sgt);

if (use_pages(obj))
diff --git a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c
index 0a38a0e8c925..a0dfa14f4fab 100644
--- a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c
+++ b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c
@@ -452,6 +452,8 @@ static int td028ttec1_panel_remove(struct spi_device *spi)
}

static const struct of_device_id td028ttec1_of_match[] = {
+ { .compatible = "omapdss,tpo,td028ttec1", },
+ /* keep to not break older DTB */
{ .compatible = "omapdss,toppoly,td028ttec1", },
{},
};
@@ -471,6 +473,7 @@ static struct spi_driver td028ttec1_spi_driver = {

module_spi_driver(td028ttec1_spi_driver);

+MODULE_ALIAS("spi:tpo,td028ttec1");
MODULE_ALIAS("spi:toppoly,td028ttec1");
MODULE_AUTHOR("H. Nikolaus Schaller <hns@goldelico.com>");
MODULE_DESCRIPTION("Toppoly TD028TTEC1 panel driver");
diff --git a/drivers/gpu/drm/omapdrm/omap_dmm_tiler.c b/drivers/gpu/drm/omapdrm/omap_dmm_tiler.c
index c60a85e82c6d..fd05f7e9f43f 100644
--- a/drivers/gpu/drm/omapdrm/omap_dmm_tiler.c
+++ b/drivers/gpu/drm/omapdrm/omap_dmm_tiler.c
@@ -298,7 +298,12 @@ static int dmm_txn_commit(struct dmm_txn *txn, bool wait)
msecs_to_jiffies(100))) {
dev_err(dmm->dev, "timed out waiting for done\n");
ret = -ETIMEDOUT;
+ goto cleanup;
}
+
+ /* Check the engine status before continue */
+ ret = wait_status(engine, DMM_PATSTATUS_READY |
+ DMM_PATSTATUS_VALID | DMM_PATSTATUS_DONE);
}

cleanup:
diff --git a/drivers/gpu/drm/tilcdc/tilcdc_regs.h b/drivers/gpu/drm/tilcdc/tilcdc_regs.h
index 9d528c0a67a4..5048ebb86835 100644
--- a/drivers/gpu/drm/tilcdc/tilcdc_regs.h
+++ b/drivers/gpu/drm/tilcdc/tilcdc_regs.h
@@ -133,7 +133,7 @@ static inline void tilcdc_write64(struct drm_device *dev, u32 reg, u64 data)
struct tilcdc_drm_private *priv = dev->dev_private;
volatile void __iomem *addr = priv->mmio + reg;

-#ifdef iowrite64
+#if defined(iowrite64) && !defined(iowrite64_is_nonatomic)
iowrite64(data, addr);
#else
__iowmb();
diff --git a/drivers/hwtracing/coresight/coresight-tpiu.c b/drivers/hwtracing/coresight/coresight-tpiu.c
index d7a3e453016d..735dca089389 100644
--- a/drivers/hwtracing/coresight/coresight-tpiu.c
+++ b/drivers/hwtracing/coresight/coresight-tpiu.c
@@ -46,8 +46,11 @@
#define TPIU_ITATBCTR0 0xef8

/** register definition **/
+/* FFSR - 0x300 */
+#define FFSR_FT_STOPPED BIT(1)
/* FFCR - 0x304 */
#define FFCR_FON_MAN BIT(6)
+#define FFCR_STOP_FI BIT(12)

/**
* @base: memory mapped base address for this component.
@@ -85,10 +88,14 @@ static void tpiu_disable_hw(struct tpiu_drvdata *drvdata)
{
CS_UNLOCK(drvdata->base);

- /* Clear formatter controle reg. */
- writel_relaxed(0x0, drvdata->base + TPIU_FFCR);
+ /* Clear formatter and stop on flush */
+ writel_relaxed(FFCR_STOP_FI, drvdata->base + TPIU_FFCR);
/* Generate manual flush */
- writel_relaxed(FFCR_FON_MAN, drvdata->base + TPIU_FFCR);
+ writel_relaxed(FFCR_STOP_FI | FFCR_FON_MAN, drvdata->base + TPIU_FFCR);
+ /* Wait for flush to complete */
+ coresight_timeout(drvdata->base, TPIU_FFCR, FFCR_FON_MAN, 0);
+ /* Wait for formatter to stop */
+ coresight_timeout(drvdata->base, TPIU_FFSR, FFSR_FT_STOPPED, 1);

CS_LOCK(drvdata->base);
}
diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c
index e457dface2d2..6cae00ecc905 100644
--- a/drivers/infiniband/core/cma.c
+++ b/drivers/infiniband/core/cma.c
@@ -3017,7 +3017,8 @@ static int cma_port_is_unique(struct rdma_bind_list *bind_list,
continue;

/* different dest port -> unique */
- if (!cma_any_port(cur_daddr) &&
+ if (!cma_any_port(daddr) &&
+ !cma_any_port(cur_daddr) &&
(dport != cur_dport))
continue;

@@ -3028,7 +3029,8 @@ static int cma_port_is_unique(struct rdma_bind_list *bind_list,
continue;

/* different dst address -> unique */
- if (!cma_any_addr(cur_daddr) &&
+ if (!cma_any_addr(daddr) &&
+ !cma_any_addr(cur_daddr) &&
cma_addr_cmp(daddr, cur_daddr))
continue;

@@ -3326,13 +3328,13 @@ int rdma_bind_addr(struct rdma_cm_id *id, struct sockaddr *addr)
}
#endif
}
+ daddr = cma_dst_addr(id_priv);
+ daddr->sa_family = addr->sa_family;
+
ret = cma_get_port(id_priv);
if (ret)
goto err2;

- daddr = cma_dst_addr(id_priv);
- daddr->sa_family = addr->sa_family;
-
return 0;
err2:
if (id_priv->cma_dev)
@@ -4118,6 +4120,9 @@ int rdma_join_multicast(struct rdma_cm_id *id, struct sockaddr *addr,
struct cma_multicast *mc;
int ret;

+ if (!id->device)
+ return -EINVAL;
+
id_priv = container_of(id, struct rdma_id_private, id);
if (!cma_comp(id_priv, RDMA_CM_ADDR_BOUND) &&
!cma_comp(id_priv, RDMA_CM_ADDR_RESOLVED))
@@ -4436,7 +4441,7 @@ static int cma_get_id_stats(struct sk_buff *skb, struct netlink_callback *cb)
RDMA_NL_RDMA_CM_ATTR_SRC_ADDR))
goto out;
if (ibnl_put_attr(skb, nlh,
- rdma_addr_size(cma_src_addr(id_priv)),
+ rdma_addr_size(cma_dst_addr(id_priv)),
cma_dst_addr(id_priv),
RDMA_NL_RDMA_CM_ATTR_DST_ADDR))
goto out;
diff --git a/drivers/infiniband/core/iwpm_util.c b/drivers/infiniband/core/iwpm_util.c
index 3c4faadb8cdd..81528f64061a 100644
--- a/drivers/infiniband/core/iwpm_util.c
+++ b/drivers/infiniband/core/iwpm_util.c
@@ -654,6 +654,7 @@ int iwpm_send_mapinfo(u8 nl_client, int iwpm_pid)
}
skb_num++;
spin_lock_irqsave(&iwpm_mapinfo_lock, flags);
+ ret = -EINVAL;
for (i = 0; i < IWPM_MAPINFO_HASH_SIZE; i++) {
hlist_for_each_entry(map_info, &iwpm_hash_bucket[i],
hlist_node) {
diff --git a/drivers/infiniband/core/ucma.c b/drivers/infiniband/core/ucma.c
index c8b3a45e9edc..77ca9da570a2 100644
--- a/drivers/infiniband/core/ucma.c
+++ b/drivers/infiniband/core/ucma.c
@@ -1348,7 +1348,7 @@ static ssize_t ucma_process_join(struct ucma_file *file,
return -ENOSPC;

addr = (struct sockaddr *) &cmd->addr;
- if (!cmd->addr_size || (cmd->addr_size != rdma_addr_size(addr)))
+ if (cmd->addr_size != rdma_addr_size(addr))
return -EINVAL;

if (cmd->join_flags == RDMA_MC_JOIN_FLAG_FULLMEMBER)
@@ -1416,6 +1416,9 @@ static ssize_t ucma_join_ip_multicast(struct ucma_file *file,
join_cmd.uid = cmd.uid;
join_cmd.id = cmd.id;
join_cmd.addr_size = rdma_addr_size((struct sockaddr *) &cmd.addr);
+ if (!join_cmd.addr_size)
+ return -EINVAL;
+
join_cmd.join_flags = RDMA_MC_JOIN_FLAG_FULLMEMBER;
memcpy(&join_cmd.addr, &cmd.addr, join_cmd.addr_size);

@@ -1431,6 +1434,9 @@ static ssize_t ucma_join_multicast(struct ucma_file *file,
if (copy_from_user(&cmd, inbuf, sizeof(cmd)))
return -EFAULT;

+ if (!rdma_addr_size((struct sockaddr *)&cmd.addr))
+ return -EINVAL;
+
return ucma_process_join(file, &cmd, out_len);
}

diff --git a/drivers/infiniband/core/umem.c b/drivers/infiniband/core/umem.c
index 130606c3b07c..9a4e899d94b3 100644
--- a/drivers/infiniband/core/umem.c
+++ b/drivers/infiniband/core/umem.c
@@ -352,7 +352,7 @@ int ib_umem_copy_from(void *dst, struct ib_umem *umem, size_t offset,
return -EINVAL;
}

- ret = sg_pcopy_to_buffer(umem->sg_head.sgl, umem->nmap, dst, length,
+ ret = sg_pcopy_to_buffer(umem->sg_head.sgl, umem->npages, dst, length,
offset + ib_umem_offset(umem));

if (ret < 0)
diff --git a/drivers/infiniband/hw/mlx5/qp.c b/drivers/infiniband/hw/mlx5/qp.c
index 756ece6118c0..c4d8cc1c2b1d 100644
--- a/drivers/infiniband/hw/mlx5/qp.c
+++ b/drivers/infiniband/hw/mlx5/qp.c
@@ -1130,7 +1130,7 @@ static void destroy_raw_packet_qp_sq(struct mlx5_ib_dev *dev,
ib_umem_release(sq->ubuffer.umem);
}

-static int get_rq_pas_size(void *qpc)
+static size_t get_rq_pas_size(void *qpc)
{
u32 log_page_size = MLX5_GET(qpc, qpc, log_page_size) + 12;
u32 log_rq_stride = MLX5_GET(qpc, qpc, log_rq_stride);
@@ -1146,7 +1146,8 @@ static int get_rq_pas_size(void *qpc)
}

static int create_raw_packet_qp_rq(struct mlx5_ib_dev *dev,
- struct mlx5_ib_rq *rq, void *qpin)
+ struct mlx5_ib_rq *rq, void *qpin,
+ size_t qpinlen)
{
struct mlx5_ib_qp *mqp = rq->base.container_mibqp;
__be64 *pas;
@@ -1155,9 +1156,12 @@ static int create_raw_packet_qp_rq(struct mlx5_ib_dev *dev,
void *rqc;
void *wq;
void *qpc = MLX5_ADDR_OF(create_qp_in, qpin, qpc);
- int inlen;
+ size_t rq_pas_size = get_rq_pas_size(qpc);
+ size_t inlen;
int err;
- u32 rq_pas_size = get_rq_pas_size(qpc);
+
+ if (qpinlen < rq_pas_size + MLX5_BYTE_OFF(create_qp_in, pas))
+ return -EINVAL;

inlen = MLX5_ST_SZ_BYTES(create_rq_in) + rq_pas_size;
in = kvzalloc(inlen, GFP_KERNEL);
@@ -1236,7 +1240,7 @@ static void destroy_raw_packet_qp_tir(struct mlx5_ib_dev *dev,
}

static int create_raw_packet_qp(struct mlx5_ib_dev *dev, struct mlx5_ib_qp *qp,
- u32 *in,
+ u32 *in, size_t inlen,
struct ib_pd *pd)
{
struct mlx5_ib_raw_packet_qp *raw_packet_qp = &qp->raw_packet_qp;
@@ -1266,7 +1270,7 @@ static int create_raw_packet_qp(struct mlx5_ib_dev *dev, struct mlx5_ib_qp *qp,

if (qp->flags & MLX5_IB_QP_CVLAN_STRIPPING)
rq->flags |= MLX5_IB_RQ_CVLAN_STRIPPING;
- err = create_raw_packet_qp_rq(dev, rq, in);
+ err = create_raw_packet_qp_rq(dev, rq, in, inlen);
if (err)
goto err_destroy_sq;

@@ -1781,11 +1785,16 @@ static int create_qp_common(struct mlx5_ib_dev *dev, struct ib_pd *pd,
qp->flags |= MLX5_IB_QP_LSO;
}

+ if (inlen < 0) {
+ err = -EINVAL;
+ goto err;
+ }
+
if (init_attr->qp_type == IB_QPT_RAW_PACKET ||
qp->flags & MLX5_IB_QP_UNDERLAY) {
qp->raw_packet_qp.sq.ubuffer.buf_addr = ucmd.sq_buf_addr;
raw_packet_qp_copy_info(qp, &qp->raw_packet_qp);
- err = create_raw_packet_qp(dev, qp, in, pd);
+ err = create_raw_packet_qp(dev, qp, in, inlen, pd);
} else {
err = mlx5_core_create_qp(dev->mdev, &base->mqp, in, inlen);
}
@@ -1825,6 +1834,7 @@ static int create_qp_common(struct mlx5_ib_dev *dev, struct ib_pd *pd,
else if (qp->create_type == MLX5_QP_KERNEL)
destroy_qp_kernel(dev, qp);

+err:
kvfree(in);
return err;
}
diff --git a/drivers/infiniband/hw/mlx5/srq.c b/drivers/infiniband/hw/mlx5/srq.c
index 6d5fadad9090..3c7522d025f2 100644
--- a/drivers/infiniband/hw/mlx5/srq.c
+++ b/drivers/infiniband/hw/mlx5/srq.c
@@ -241,8 +241,8 @@ struct ib_srq *mlx5_ib_create_srq(struct ib_pd *pd,
{
struct mlx5_ib_dev *dev = to_mdev(pd->device);
struct mlx5_ib_srq *srq;
- int desc_size;
- int buf_size;
+ size_t desc_size;
+ size_t buf_size;
int err;
struct mlx5_srq_attr in = {0};
__u32 max_srq_wqes = 1 << MLX5_CAP_GEN(dev->mdev, log_max_srq_sz);
@@ -266,15 +266,18 @@ struct ib_srq *mlx5_ib_create_srq(struct ib_pd *pd,

desc_size = sizeof(struct mlx5_wqe_srq_next_seg) +
srq->msrq.max_gs * sizeof(struct mlx5_wqe_data_seg);
+ if (desc_size == 0 || srq->msrq.max_gs > desc_size)
+ return ERR_PTR(-EINVAL);
desc_size = roundup_pow_of_two(desc_size);
- desc_size = max_t(int, 32, desc_size);
+ desc_size = max_t(size_t, 32, desc_size);
+ if (desc_size < sizeof(struct mlx5_wqe_srq_next_seg))
+ return ERR_PTR(-EINVAL);
srq->msrq.max_avail_gather = (desc_size - sizeof(struct mlx5_wqe_srq_next_seg)) /
sizeof(struct mlx5_wqe_data_seg);
srq->msrq.wqe_shift = ilog2(desc_size);
buf_size = srq->msrq.max * desc_size;
- mlx5_ib_dbg(dev, "desc_size 0x%x, req wr 0x%x, srq size 0x%x, max_gs 0x%x, max_avail_gather 0x%x\n",
- desc_size, init_attr->attr.max_wr, srq->msrq.max, srq->msrq.max_gs,
- srq->msrq.max_avail_gather);
+ if (buf_size < desc_size)
+ return ERR_PTR(-EINVAL);
in.type = init_attr->srq_type;

if (pd->uobject)
diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_stats.c b/drivers/infiniband/hw/ocrdma/ocrdma_stats.c
index 66056f9a9700..48a49f8a5014 100644
--- a/drivers/infiniband/hw/ocrdma/ocrdma_stats.c
+++ b/drivers/infiniband/hw/ocrdma/ocrdma_stats.c
@@ -834,7 +834,7 @@ void ocrdma_add_port_stats(struct ocrdma_dev *dev)

dev->reset_stats.type = OCRDMA_RESET_STATS;
dev->reset_stats.dev = dev;
- if (!debugfs_create_file("reset_stats", S_IRUSR, dev->dir,
+ if (!debugfs_create_file("reset_stats", 0200, dev->dir,
&dev->reset_stats, &ocrdma_dbg_ops))
goto err;

diff --git a/drivers/infiniband/hw/vmw_pvrdma/pvrdma_cq.c b/drivers/infiniband/hw/vmw_pvrdma/pvrdma_cq.c
index 3562c0c30492..6286b95d77ed 100644
--- a/drivers/infiniband/hw/vmw_pvrdma/pvrdma_cq.c
+++ b/drivers/infiniband/hw/vmw_pvrdma/pvrdma_cq.c
@@ -114,6 +114,7 @@ struct ib_cq *pvrdma_create_cq(struct ib_device *ibdev,
union pvrdma_cmd_resp rsp;
struct pvrdma_cmd_create_cq *cmd = &req.create_cq;
struct pvrdma_cmd_create_cq_resp *resp = &rsp.create_cq_resp;
+ struct pvrdma_create_cq_resp cq_resp = {0};
struct pvrdma_create_cq ucmd;

BUILD_BUG_ON(sizeof(struct pvrdma_cqe) != 64);
@@ -198,6 +199,7 @@ struct ib_cq *pvrdma_create_cq(struct ib_device *ibdev,

cq->ibcq.cqe = resp->cqe;
cq->cq_handle = resp->cq_handle;
+ cq_resp.cqn = resp->cq_handle;
spin_lock_irqsave(&dev->cq_tbl_lock, flags);
dev->cq_tbl[cq->cq_handle % dev->dsr->caps.max_cq] = cq;
spin_unlock_irqrestore(&dev->cq_tbl_lock, flags);
@@ -206,7 +208,7 @@ struct ib_cq *pvrdma_create_cq(struct ib_device *ibdev,
cq->uar = &(to_vucontext(context)->uar);

/* Copy udata back. */
- if (ib_copy_to_udata(udata, &cq->cq_handle, sizeof(__u32))) {
+ if (ib_copy_to_udata(udata, &cq_resp, sizeof(cq_resp))) {
dev_warn(&dev->pdev->dev,
"failed to copy back udata\n");
pvrdma_destroy_cq(&cq->ibcq);
diff --git a/drivers/infiniband/hw/vmw_pvrdma/pvrdma_verbs.c b/drivers/infiniband/hw/vmw_pvrdma/pvrdma_verbs.c
index 48776f5ffb0e..aa533f08e017 100644
--- a/drivers/infiniband/hw/vmw_pvrdma/pvrdma_verbs.c
+++ b/drivers/infiniband/hw/vmw_pvrdma/pvrdma_verbs.c
@@ -444,6 +444,7 @@ struct ib_pd *pvrdma_alloc_pd(struct ib_device *ibdev,
union pvrdma_cmd_resp rsp;
struct pvrdma_cmd_create_pd *cmd = &req.create_pd;
struct pvrdma_cmd_create_pd_resp *resp = &rsp.create_pd_resp;
+ struct pvrdma_alloc_pd_resp pd_resp = {0};
int ret;
void *ptr;

@@ -472,9 +473,10 @@ struct ib_pd *pvrdma_alloc_pd(struct ib_device *ibdev,
pd->privileged = !context;
pd->pd_handle = resp->pd_handle;
pd->pdn = resp->pd_handle;
+ pd_resp.pdn = resp->pd_handle;

if (context) {
- if (ib_copy_to_udata(udata, &pd->pdn, sizeof(__u32))) {
+ if (ib_copy_to_udata(udata, &pd_resp, sizeof(pd_resp))) {
dev_warn(&dev->pdev->dev,
"failed to copy back protection domain\n");
pvrdma_dealloc_pd(&pd->ibpd);
diff --git a/drivers/infiniband/ulp/ipoib/ipoib_main.c b/drivers/infiniband/ulp/ipoib/ipoib_main.c
index f6935811ef3f..a009e943362a 100644
--- a/drivers/infiniband/ulp/ipoib/ipoib_main.c
+++ b/drivers/infiniband/ulp/ipoib/ipoib_main.c
@@ -776,6 +776,22 @@ static void path_rec_completion(int status,
spin_lock_irqsave(&priv->lock, flags);

if (!IS_ERR_OR_NULL(ah)) {
+ /*
+ * pathrec.dgid is used as the database key from the LLADDR,
+ * it must remain unchanged even if the SA returns a different
+ * GID to use in the AH.
+ */
+ if (memcmp(pathrec->dgid.raw, path->pathrec.dgid.raw,
+ sizeof(union ib_gid))) {
+ ipoib_dbg(
+ priv,
+ "%s got PathRec for gid %pI6 while asked for %pI6\n",
+ dev->name, pathrec->dgid.raw,
+ path->pathrec.dgid.raw);
+ memcpy(pathrec->dgid.raw, path->pathrec.dgid.raw,
+ sizeof(union ib_gid));
+ }
+
path->pathrec = *pathrec;

old_ah = path->ah;
diff --git a/drivers/infiniband/ulp/isert/ib_isert.c b/drivers/infiniband/ulp/isert/ib_isert.c
index 9d4785ba24cb..e770c17cbca9 100644
--- a/drivers/infiniband/ulp/isert/ib_isert.c
+++ b/drivers/infiniband/ulp/isert/ib_isert.c
@@ -2124,6 +2124,9 @@ isert_rdma_rw_ctx_post(struct isert_cmd *cmd, struct isert_conn *conn,
u32 rkey, offset;
int ret;

+ if (cmd->ctx_init_done)
+ goto rdma_ctx_post;
+
if (dir == DMA_FROM_DEVICE) {
addr = cmd->write_va;
rkey = cmd->write_stag;
@@ -2151,11 +2154,15 @@ isert_rdma_rw_ctx_post(struct isert_cmd *cmd, struct isert_conn *conn,
se_cmd->t_data_sg, se_cmd->t_data_nents,
offset, addr, rkey, dir);
}
+
if (ret < 0) {
isert_err("Cmd: %p failed to prepare RDMA res\n", cmd);
return ret;
}

+ cmd->ctx_init_done = true;
+
+rdma_ctx_post:
ret = rdma_rw_ctx_post(&cmd->rw, conn->qp, port_num, cqe, chain_wr);
if (ret < 0)
isert_err("Cmd: %p failed to post RDMA res\n", cmd);
diff --git a/drivers/infiniband/ulp/isert/ib_isert.h b/drivers/infiniband/ulp/isert/ib_isert.h
index d6fd248320ae..3b296bac4f60 100644
--- a/drivers/infiniband/ulp/isert/ib_isert.h
+++ b/drivers/infiniband/ulp/isert/ib_isert.h
@@ -126,6 +126,7 @@ struct isert_cmd {
struct rdma_rw_ctx rw;
struct work_struct comp_work;
struct scatterlist sg;
+ bool ctx_init_done;
};

static inline struct isert_cmd *tx_desc_to_cmd(struct iser_tx_desc *desc)
diff --git a/drivers/iommu/intel-svm.c b/drivers/iommu/intel-svm.c
index f6697e55c2d4..003b4a4d4b78 100644
--- a/drivers/iommu/intel-svm.c
+++ b/drivers/iommu/intel-svm.c
@@ -129,6 +129,7 @@ int intel_svm_enable_prq(struct intel_iommu *iommu)
pr_err("IOMMU: %s: Failed to request IRQ for page request queue\n",
iommu->name);
dmar_free_hwirq(irq);
+ iommu->pr_irq = 0;
goto err;
}
dmar_writeq(iommu->reg + DMAR_PQH_REG, 0ULL);
@@ -144,9 +145,11 @@ int intel_svm_finish_prq(struct intel_iommu *iommu)
dmar_writeq(iommu->reg + DMAR_PQT_REG, 0ULL);
dmar_writeq(iommu->reg + DMAR_PQA_REG, 0ULL);

- free_irq(iommu->pr_irq, iommu);
- dmar_free_hwirq(iommu->pr_irq);
- iommu->pr_irq = 0;
+ if (iommu->pr_irq) {
+ free_irq(iommu->pr_irq, iommu);
+ dmar_free_hwirq(iommu->pr_irq);
+ iommu->pr_irq = 0;
+ }

free_pages((unsigned long)iommu->prq, PRQ_ORDER);
iommu->prq = NULL;
diff --git a/drivers/media/dvb-frontends/si2168.c b/drivers/media/dvb-frontends/si2168.c
index 172fc367ccaa..24840a2e5a75 100644
--- a/drivers/media/dvb-frontends/si2168.c
+++ b/drivers/media/dvb-frontends/si2168.c
@@ -14,6 +14,8 @@
* GNU General Public License for more details.
*/

+#include <linux/delay.h>
+
#include "si2168_priv.h"

static const struct dvb_frontend_ops si2168_ops;
@@ -435,6 +437,7 @@ static int si2168_init(struct dvb_frontend *fe)
if (ret)
goto err;

+ udelay(100);
memcpy(cmd.args, "\x85", 1);
cmd.wlen = 1;
cmd.rlen = 1;
diff --git a/drivers/media/pci/bt8xx/bt878.c b/drivers/media/pci/bt8xx/bt878.c
index a5f52137d306..d4bc78b4fcb5 100644
--- a/drivers/media/pci/bt8xx/bt878.c
+++ b/drivers/media/pci/bt8xx/bt878.c
@@ -422,8 +422,7 @@ static int bt878_probe(struct pci_dev *dev, const struct pci_device_id *pci_id)
bt878_num);
if (bt878_num >= BT878_MAX) {
printk(KERN_ERR "bt878: Too many devices inserted\n");
- result = -ENOMEM;
- goto fail0;
+ return -ENOMEM;
}
if (pci_enable_device(dev))
return -EIO;
diff --git a/drivers/media/platform/davinci/vpif_capture.c b/drivers/media/platform/davinci/vpif_capture.c
index 233622bef4a5..dc8fc2120b63 100644
--- a/drivers/media/platform/davinci/vpif_capture.c
+++ b/drivers/media/platform/davinci/vpif_capture.c
@@ -1397,9 +1397,9 @@ static int vpif_async_bound(struct v4l2_async_notifier *notifier,
vpif_obj.config->chan_config->inputs[i].subdev_name =
(char *)to_of_node(subdev->fwnode)->full_name;
vpif_dbg(2, debug,
- "%s: setting input %d subdev_name = %pOF\n",
+ "%s: setting input %d subdev_name = %s\n",
__func__, i,
- to_of_node(subdev->fwnode));
+ vpif_obj.config->chan_config->inputs[i].subdev_name);
return 0;
}
}
diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc.c b/drivers/media/platform/s5p-mfc/s5p_mfc.c
index 1afde5021ca6..8e9531f7f83f 100644
--- a/drivers/media/platform/s5p-mfc/s5p_mfc.c
+++ b/drivers/media/platform/s5p-mfc/s5p_mfc.c
@@ -1315,6 +1315,12 @@ static int s5p_mfc_probe(struct platform_device *pdev)
goto err_dma;
}

+ /*
+ * Load fails if fs isn't mounted. Try loading anyway.
+ * _open() will load it, it it fails now. Ignore failure.
+ */
+ s5p_mfc_load_firmware(dev);
+
mutex_init(&dev->mfc_mutex);
init_waitqueue_head(&dev->queue);
dev->hw_lock = 0;
diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_common.h b/drivers/media/platform/s5p-mfc/s5p_mfc_common.h
index 4220914529b2..76119a8cc477 100644
--- a/drivers/media/platform/s5p-mfc/s5p_mfc_common.h
+++ b/drivers/media/platform/s5p-mfc/s5p_mfc_common.h
@@ -290,6 +290,8 @@ struct s5p_mfc_priv_buf {
* @mfc_cmds: cmd structure holding HW commands function pointers
* @mfc_regs: structure holding MFC registers
* @fw_ver: loaded firmware sub-version
+ * @fw_get_done flag set when request_firmware() is complete and
+ * copied into fw_buf
* risc_on: flag indicates RISC is on or off
*
*/
@@ -336,6 +338,7 @@ struct s5p_mfc_dev {
struct s5p_mfc_hw_cmds *mfc_cmds;
const struct s5p_mfc_regs *mfc_regs;
enum s5p_mfc_fw_ver fw_ver;
+ bool fw_get_done;
bool risc_on; /* indicates if RISC is on or off */
};

diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_ctrl.c b/drivers/media/platform/s5p-mfc/s5p_mfc_ctrl.c
index 69ef9c23a99a..d94e59e79fe9 100644
--- a/drivers/media/platform/s5p-mfc/s5p_mfc_ctrl.c
+++ b/drivers/media/platform/s5p-mfc/s5p_mfc_ctrl.c
@@ -55,6 +55,9 @@ int s5p_mfc_load_firmware(struct s5p_mfc_dev *dev)
* into kernel. */
mfc_debug_enter();

+ if (dev->fw_get_done)
+ return 0;
+
for (i = MFC_FW_MAX_VERSIONS - 1; i >= 0; i--) {
if (!dev->variant->fw_name[i])
continue;
@@ -82,6 +85,7 @@ int s5p_mfc_load_firmware(struct s5p_mfc_dev *dev)
}
memcpy(dev->fw_buf.virt, fw_blob->data, fw_blob->size);
wmb();
+ dev->fw_get_done = true;
release_firmware(fw_blob);
mfc_debug_leave();
return 0;
@@ -93,6 +97,7 @@ int s5p_mfc_release_firmware(struct s5p_mfc_dev *dev)
/* Before calling this function one has to make sure
* that MFC is no longer processing */
s5p_mfc_release_priv_buf(dev, &dev->fw_buf);
+ dev->fw_get_done = false;
return 0;
}

diff --git a/drivers/media/platform/sti/c8sectpfe/c8sectpfe-core.c b/drivers/media/platform/sti/c8sectpfe/c8sectpfe-core.c
index 59280ac31937..23d0cedf4d9d 100644
--- a/drivers/media/platform/sti/c8sectpfe/c8sectpfe-core.c
+++ b/drivers/media/platform/sti/c8sectpfe/c8sectpfe-core.c
@@ -83,7 +83,7 @@ static void c8sectpfe_timer_interrupt(unsigned long ac8sectpfei)
static void channel_swdemux_tsklet(unsigned long data)
{
struct channel_info *channel = (struct channel_info *)data;
- struct c8sectpfei *fei = channel->fei;
+ struct c8sectpfei *fei;
unsigned long wp, rp;
int pos, num_packets, n, size;
u8 *buf;
@@ -91,6 +91,8 @@ static void channel_swdemux_tsklet(unsigned long data)
if (unlikely(!channel || !channel->irec))
return;

+ fei = channel->fei;
+
wp = readl(channel->irec + DMA_PRDS_BUSWP_TP(0));
rp = readl(channel->irec + DMA_PRDS_BUSRP_TP(0));

diff --git a/drivers/mmc/core/block.c b/drivers/mmc/core/block.c
index ccb516f18d72..9c6f2ce3b710 100644
--- a/drivers/mmc/core/block.c
+++ b/drivers/mmc/core/block.c
@@ -2387,6 +2387,7 @@ static int mmc_ext_csd_open(struct inode *inode, struct file *filp)

if (n != EXT_CSD_STR_LEN) {
err = -EINVAL;
+ kfree(ext_csd);
goto out_free;
}

diff --git a/drivers/mmc/core/core.c b/drivers/mmc/core/core.c
index 66c9cf49ad2f..29bfff2ed4d3 100644
--- a/drivers/mmc/core/core.c
+++ b/drivers/mmc/core/core.c
@@ -2751,6 +2751,14 @@ static int mmc_pm_notify(struct notifier_block *notify_block,
if (!err)
break;

+ if (!mmc_card_is_removable(host)) {
+ dev_warn(mmc_dev(host),
+ "pre_suspend failed for non-removable host: "
+ "%d\n", err);
+ /* Avoid removing non-removable hosts */
+ break;
+ }
+
/* Calling bus_ops->remove() with a claimed host can deadlock */
host->bus_ops->remove(host);
mmc_claim_host(host);
diff --git a/drivers/mmc/host/sdhci-xenon.c b/drivers/mmc/host/sdhci-xenon.c
index 0842bbc2d7ad..4d0791f6ec23 100644
--- a/drivers/mmc/host/sdhci-xenon.c
+++ b/drivers/mmc/host/sdhci-xenon.c
@@ -230,7 +230,14 @@ static void xenon_set_power(struct sdhci_host *host, unsigned char mode,
mmc_regulator_set_ocr(mmc, mmc->supply.vmmc, vdd);
}

+static void xenon_voltage_switch(struct sdhci_host *host)
+{
+ /* Wait for 5ms after set 1.8V signal enable bit */
+ usleep_range(5000, 5500);
+}
+
static const struct sdhci_ops sdhci_xenon_ops = {
+ .voltage_switch = xenon_voltage_switch,
.set_clock = sdhci_set_clock,
.set_power = xenon_set_power,
.set_bus_width = sdhci_set_bus_width,
diff --git a/drivers/net/hyperv/hyperv_net.h b/drivers/net/hyperv/hyperv_net.h
index 5176be76ca7d..4f3afcf92a7c 100644
--- a/drivers/net/hyperv/hyperv_net.h
+++ b/drivers/net/hyperv/hyperv_net.h
@@ -635,14 +635,27 @@ struct nvsp_message {
#define NETVSC_MTU 65535
#define NETVSC_MTU_MIN ETH_MIN_MTU

-#define NETVSC_RECEIVE_BUFFER_SIZE (1024*1024*16) /* 16MB */
-#define NETVSC_RECEIVE_BUFFER_SIZE_LEGACY (1024*1024*15) /* 15MB */
-#define NETVSC_SEND_BUFFER_SIZE (1024 * 1024 * 15) /* 15MB */
+/* Max buffer sizes allowed by a host */
+#define NETVSC_RECEIVE_BUFFER_SIZE (1024 * 1024 * 31) /* 31MB */
+#define NETVSC_RECEIVE_BUFFER_SIZE_LEGACY (1024 * 1024 * 15) /* 15MB */
+#define NETVSC_RECEIVE_BUFFER_DEFAULT (1024 * 1024 * 16)
+
+#define NETVSC_SEND_BUFFER_SIZE (1024 * 1024 * 15) /* 15MB */
+#define NETVSC_SEND_BUFFER_DEFAULT (1024 * 1024)
+
#define NETVSC_INVALID_INDEX -1

#define NETVSC_SEND_SECTION_SIZE 6144
#define NETVSC_RECV_SECTION_SIZE 1728

+/* Default size of TX buf: 1MB, RX buf: 16MB */
+#define NETVSC_MIN_TX_SECTIONS 10
+#define NETVSC_DEFAULT_TX (NETVSC_SEND_BUFFER_DEFAULT \
+ / NETVSC_SEND_SECTION_SIZE)
+#define NETVSC_MIN_RX_SECTIONS 10
+#define NETVSC_DEFAULT_RX (NETVSC_RECEIVE_BUFFER_DEFAULT \
+ / NETVSC_RECV_SECTION_SIZE)
+
#define NETVSC_RECEIVE_BUFFER_ID 0xcafe
#define NETVSC_SEND_BUFFER_ID 0

diff --git a/drivers/net/hyperv/netvsc.c b/drivers/net/hyperv/netvsc.c
index 8d5077fb0492..a6bafcf55776 100644
--- a/drivers/net/hyperv/netvsc.c
+++ b/drivers/net/hyperv/netvsc.c
@@ -262,6 +262,11 @@ static int netvsc_init_buf(struct hv_device *device,
buf_size = device_info->recv_sections * device_info->recv_section_size;
buf_size = roundup(buf_size, PAGE_SIZE);

+ /* Legacy hosts only allow smaller receive buffer */
+ if (net_device->nvsp_version <= NVSP_PROTOCOL_VERSION_2)
+ buf_size = min_t(unsigned int, buf_size,
+ NETVSC_RECEIVE_BUFFER_SIZE_LEGACY);
+
net_device->recv_buf = vzalloc(buf_size);
if (!net_device->recv_buf) {
netdev_err(ndev,
diff --git a/drivers/net/hyperv/netvsc_drv.c b/drivers/net/hyperv/netvsc_drv.c
index a32ae02e1b6c..c849de3cb046 100644
--- a/drivers/net/hyperv/netvsc_drv.c
+++ b/drivers/net/hyperv/netvsc_drv.c
@@ -46,10 +46,6 @@
#include "hyperv_net.h"

#define RING_SIZE_MIN 64
-#define NETVSC_MIN_TX_SECTIONS 10
-#define NETVSC_DEFAULT_TX 192 /* ~1M */
-#define NETVSC_MIN_RX_SECTIONS 10 /* ~64K */
-#define NETVSC_DEFAULT_RX 10485 /* Max ~16M */

#define LINKCHANGE_INT (2 * HZ)
#define VF_TAKEOVER_INT (HZ / 10)
diff --git a/drivers/net/phy/meson-gxl.c b/drivers/net/phy/meson-gxl.c
index 1ea69b7585d9..7ddb709f69fc 100644
--- a/drivers/net/phy/meson-gxl.c
+++ b/drivers/net/phy/meson-gxl.c
@@ -25,27 +25,53 @@

static int meson_gxl_config_init(struct phy_device *phydev)
{
+ int ret;
+
/* Enable Analog and DSP register Bank access by */
- phy_write(phydev, 0x14, 0x0000);
- phy_write(phydev, 0x14, 0x0400);
- phy_write(phydev, 0x14, 0x0000);
- phy_write(phydev, 0x14, 0x0400);
+ ret = phy_write(phydev, 0x14, 0x0000);
+ if (ret)
+ return ret;
+ ret = phy_write(phydev, 0x14, 0x0400);
+ if (ret)
+ return ret;
+ ret = phy_write(phydev, 0x14, 0x0000);
+ if (ret)
+ return ret;
+ ret = phy_write(phydev, 0x14, 0x0400);
+ if (ret)
+ return ret;

/* Write Analog register 23 */
- phy_write(phydev, 0x17, 0x8E0D);
- phy_write(phydev, 0x14, 0x4417);
+ ret = phy_write(phydev, 0x17, 0x8E0D);
+ if (ret)
+ return ret;
+ ret = phy_write(phydev, 0x14, 0x4417);
+ if (ret)
+ return ret;

/* Enable fractional PLL */
- phy_write(phydev, 0x17, 0x0005);
- phy_write(phydev, 0x14, 0x5C1B);
+ ret = phy_write(phydev, 0x17, 0x0005);
+ if (ret)
+ return ret;
+ ret = phy_write(phydev, 0x14, 0x5C1B);
+ if (ret)
+ return ret;

/* Program fraction FR_PLL_DIV1 */
- phy_write(phydev, 0x17, 0x029A);
- phy_write(phydev, 0x14, 0x5C1D);
+ ret = phy_write(phydev, 0x17, 0x029A);
+ if (ret)
+ return ret;
+ ret = phy_write(phydev, 0x14, 0x5C1D);
+ if (ret)
+ return ret;

/* Program fraction FR_PLL_DIV1 */
- phy_write(phydev, 0x17, 0xAAAA);
- phy_write(phydev, 0x14, 0x5C1C);
+ ret = phy_write(phydev, 0x17, 0xAAAA);
+ if (ret)
+ return ret;
+ ret = phy_write(phydev, 0x14, 0x5C1C);
+ if (ret)
+ return ret;

return 0;
}
diff --git a/drivers/net/phy/sfp.c b/drivers/net/phy/sfp.c
index 8bf10aba7452..3165bc7b8e1e 100644
--- a/drivers/net/phy/sfp.c
+++ b/drivers/net/phy/sfp.c
@@ -318,12 +318,12 @@ static void sfp_sm_probe_phy(struct sfp *sfp)
msleep(T_PHY_RESET_MS);

phy = mdiobus_scan(sfp->i2c_mii, SFP_PHY_ADDR);
- if (IS_ERR(phy)) {
- dev_err(sfp->dev, "mdiobus scan returned %ld\n", PTR_ERR(phy));
+ if (phy == ERR_PTR(-ENODEV)) {
+ dev_info(sfp->dev, "no PHY detected\n");
return;
}
- if (!phy) {
- dev_info(sfp->dev, "no PHY detected\n");
+ if (IS_ERR(phy)) {
+ dev_err(sfp->dev, "mdiobus scan returned %ld\n", PTR_ERR(phy));
return;
}

@@ -667,20 +667,19 @@ static int sfp_module_eeprom(struct sfp *sfp, struct ethtool_eeprom *ee,
len = min_t(unsigned int, last, ETH_MODULE_SFF_8079_LEN);
len -= first;

- ret = sfp->read(sfp, false, first, data, len);
+ ret = sfp_read(sfp, false, first, data, len);
if (ret < 0)
return ret;

first += len;
data += len;
}
- if (first >= ETH_MODULE_SFF_8079_LEN &&
- first < ETH_MODULE_SFF_8472_LEN) {
+ if (first < ETH_MODULE_SFF_8472_LEN && last > ETH_MODULE_SFF_8079_LEN) {
len = min_t(unsigned int, last, ETH_MODULE_SFF_8472_LEN);
len -= first;
first -= ETH_MODULE_SFF_8079_LEN;

- ret = sfp->read(sfp, true, first, data, len);
+ ret = sfp_read(sfp, true, first, data, len);
if (ret < 0)
return ret;
}
diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c
index b1632294174f..5d3d31f5933b 100644
--- a/drivers/net/usb/qmi_wwan.c
+++ b/drivers/net/usb/qmi_wwan.c
@@ -826,7 +826,7 @@ static int qmi_wwan_resume(struct usb_interface *intf)

static const struct driver_info qmi_wwan_info = {
.description = "WWAN/QMI device",
- .flags = FLAG_WWAN,
+ .flags = FLAG_WWAN | FLAG_SEND_ZLP,
.bind = qmi_wwan_bind,
.unbind = qmi_wwan_unbind,
.manage_power = qmi_wwan_manage_power,
@@ -835,7 +835,7 @@ static const struct driver_info qmi_wwan_info = {

static const struct driver_info qmi_wwan_info_quirk_dtr = {
.description = "WWAN/QMI device",
- .flags = FLAG_WWAN,
+ .flags = FLAG_WWAN | FLAG_SEND_ZLP,
.bind = qmi_wwan_bind,
.unbind = qmi_wwan_unbind,
.manage_power = qmi_wwan_manage_power,
diff --git a/drivers/net/wireless/ath/ath10k/mac.c b/drivers/net/wireless/ath/ath10k/mac.c
index 35b752353aee..252c2206cbb5 100644
--- a/drivers/net/wireless/ath/ath10k/mac.c
+++ b/drivers/net/wireless/ath/ath10k/mac.c
@@ -2553,7 +2553,7 @@ static void ath10k_peer_assoc_h_qos(struct ath10k *ar,
}
break;
case WMI_VDEV_TYPE_STA:
- if (vif->bss_conf.qos)
+ if (sta->wme)
arg->peer_flags |= arvif->ar->wmi.peer_flags->qos;
break;
case WMI_VDEV_TYPE_IBSS:
diff --git a/drivers/net/wireless/realtek/rtlwifi/base.c b/drivers/net/wireless/realtek/rtlwifi/base.c
index ea18aa7afecb..93256f8bc0b5 100644
--- a/drivers/net/wireless/realtek/rtlwifi/base.c
+++ b/drivers/net/wireless/realtek/rtlwifi/base.c
@@ -1664,7 +1664,7 @@ int rtl_tx_agg_oper(struct ieee80211_hw *hw,
void rtl_rx_ampdu_apply(struct rtl_priv *rtlpriv)
{
struct rtl_btc_ops *btc_ops = rtlpriv->btcoexist.btc_ops;
- u8 reject_agg, ctrl_agg_size = 0, agg_size;
+ u8 reject_agg = 0, ctrl_agg_size = 0, agg_size = 0;

if (rtlpriv->cfg->ops->get_btc_status())
btc_ops->btc_get_ampdu_cfg(rtlpriv, &reject_agg,
diff --git a/drivers/net/wireless/realtek/rtlwifi/pci.c b/drivers/net/wireless/realtek/rtlwifi/pci.c
index 08dc8919ef60..d7331225c5f3 100644
--- a/drivers/net/wireless/realtek/rtlwifi/pci.c
+++ b/drivers/net/wireless/realtek/rtlwifi/pci.c
@@ -1568,7 +1568,14 @@ int rtl_pci_reset_trx_ring(struct ieee80211_hw *hw)
dev_kfree_skb_irq(skb);
ring->idx = (ring->idx + 1) % ring->entries;
}
+
+ if (rtlpriv->use_new_trx_flow) {
+ rtlpci->tx_ring[i].cur_tx_rp = 0;
+ rtlpci->tx_ring[i].cur_tx_wp = 0;
+ }
+
ring->idx = 0;
+ ring->entries = rtlpci->txringcount[i];
}
}
spin_unlock_irqrestore(&rtlpriv->locks.irq_th_lock, flags);
diff --git a/drivers/pci/dwc/pcie-designware-ep.c b/drivers/pci/dwc/pcie-designware-ep.c
index d53d5f168363..7c621877a939 100644
--- a/drivers/pci/dwc/pcie-designware-ep.c
+++ b/drivers/pci/dwc/pcie-designware-ep.c
@@ -197,20 +197,14 @@ static int dw_pcie_ep_map_addr(struct pci_epc *epc, phys_addr_t addr,
static int dw_pcie_ep_get_msi(struct pci_epc *epc)
{
int val;
- u32 lower_addr;
- u32 upper_addr;
struct dw_pcie_ep *ep = epc_get_drvdata(epc);
struct dw_pcie *pci = to_dw_pcie_from_ep(ep);

- val = dw_pcie_readb_dbi(pci, MSI_MESSAGE_CONTROL);
- val = (val & MSI_CAP_MME_MASK) >> MSI_CAP_MME_SHIFT;
-
- lower_addr = dw_pcie_readl_dbi(pci, MSI_MESSAGE_ADDR_L32);
- upper_addr = dw_pcie_readl_dbi(pci, MSI_MESSAGE_ADDR_U32);
-
- if (!(lower_addr || upper_addr))
+ val = dw_pcie_readw_dbi(pci, MSI_MESSAGE_CONTROL);
+ if (!(val & MSI_CAP_MSI_EN_MASK))
return -EINVAL;

+ val = (val & MSI_CAP_MME_MASK) >> MSI_CAP_MME_SHIFT;
return val;
}

diff --git a/drivers/pci/dwc/pcie-designware.h b/drivers/pci/dwc/pcie-designware.h
index e5d9d77b778e..cb493bcae8b4 100644
--- a/drivers/pci/dwc/pcie-designware.h
+++ b/drivers/pci/dwc/pcie-designware.h
@@ -101,6 +101,7 @@
#define MSI_MESSAGE_CONTROL 0x52
#define MSI_CAP_MMC_SHIFT 1
#define MSI_CAP_MME_SHIFT 4
+#define MSI_CAP_MSI_EN_MASK 0x1
#define MSI_CAP_MME_MASK (7 << MSI_CAP_MME_SHIFT)
#define MSI_MESSAGE_ADDR_L32 0x54
#define MSI_MESSAGE_ADDR_U32 0x58
diff --git a/drivers/pci/endpoint/pci-ep-cfs.c b/drivers/pci/endpoint/pci-ep-cfs.c
index 424fdd6ed1ca..16cec66b1d0b 100644
--- a/drivers/pci/endpoint/pci-ep-cfs.c
+++ b/drivers/pci/endpoint/pci-ep-cfs.c
@@ -109,7 +109,10 @@ static int pci_epc_epf_link(struct config_item *epc_item,
goto err_add_epf;

func_no = find_first_zero_bit(&epc_group->function_num_map,
- sizeof(epc_group->function_num_map));
+ BITS_PER_LONG);
+ if (func_no >= BITS_PER_LONG)
+ return -EINVAL;
+
set_bit(func_no, &epc_group->function_num_map);
epf->func_no = func_no;

diff --git a/drivers/pci/host/pcie-rcar.c b/drivers/pci/host/pcie-rcar.c
index f09ff4789bb5..8f44a7d14bff 100644
--- a/drivers/pci/host/pcie-rcar.c
+++ b/drivers/pci/host/pcie-rcar.c
@@ -1141,7 +1141,9 @@ static int rcar_pcie_probe(struct platform_device *pdev)

INIT_LIST_HEAD(&pcie->resources);

- rcar_pcie_parse_request_of_pci_ranges(pcie);
+ err = rcar_pcie_parse_request_of_pci_ranges(pcie);
+ if (err)
+ goto err_free_bridge;

err = rcar_pcie_get_resources(pcie);
if (err < 0) {
@@ -1196,6 +1198,7 @@ static int rcar_pcie_probe(struct platform_device *pdev)

err_free_resource_list:
pci_free_resource_list(&pcie->resources);
+err_free_bridge:
pci_free_host_bridge(bridge);

return err;
diff --git a/drivers/pinctrl/core.c b/drivers/pinctrl/core.c
index 56fbe4c3e800..c55517312485 100644
--- a/drivers/pinctrl/core.c
+++ b/drivers/pinctrl/core.c
@@ -1189,19 +1189,16 @@ struct pinctrl_state *pinctrl_lookup_state(struct pinctrl *p,
EXPORT_SYMBOL_GPL(pinctrl_lookup_state);

/**
- * pinctrl_select_state() - select/activate/program a pinctrl state to HW
+ * pinctrl_commit_state() - select/activate/program a pinctrl state to HW
* @p: the pinctrl handle for the device that requests configuration
* @state: the state handle to select/activate/program
*/
-int pinctrl_select_state(struct pinctrl *p, struct pinctrl_state *state)
+static int pinctrl_commit_state(struct pinctrl *p, struct pinctrl_state *state)
{
struct pinctrl_setting *setting, *setting2;
struct pinctrl_state *old_state = p->state;
int ret;

- if (p->state == state)
- return 0;
-
if (p->state) {
/*
* For each pinmux setting in the old state, forget SW's record
@@ -1265,6 +1262,19 @@ int pinctrl_select_state(struct pinctrl *p, struct pinctrl_state *state)

return ret;
}
+
+/**
+ * pinctrl_select_state() - select/activate/program a pinctrl state to HW
+ * @p: the pinctrl handle for the device that requests configuration
+ * @state: the state handle to select/activate/program
+ */
+int pinctrl_select_state(struct pinctrl *p, struct pinctrl_state *state)
+{
+ if (p->state == state)
+ return 0;
+
+ return pinctrl_commit_state(p, state);
+}
EXPORT_SYMBOL_GPL(pinctrl_select_state);

static void devm_pinctrl_release(struct device *dev, void *res)
@@ -1430,7 +1440,7 @@ void pinctrl_unregister_map(const struct pinctrl_map *map)
int pinctrl_force_sleep(struct pinctrl_dev *pctldev)
{
if (!IS_ERR(pctldev->p) && !IS_ERR(pctldev->hog_sleep))
- return pinctrl_select_state(pctldev->p, pctldev->hog_sleep);
+ return pinctrl_commit_state(pctldev->p, pctldev->hog_sleep);
return 0;
}
EXPORT_SYMBOL_GPL(pinctrl_force_sleep);
@@ -1442,7 +1452,7 @@ EXPORT_SYMBOL_GPL(pinctrl_force_sleep);
int pinctrl_force_default(struct pinctrl_dev *pctldev)
{
if (!IS_ERR(pctldev->p) && !IS_ERR(pctldev->hog_default))
- return pinctrl_select_state(pctldev->p, pctldev->hog_default);
+ return pinctrl_commit_state(pctldev->p, pctldev->hog_default);
return 0;
}
EXPORT_SYMBOL_GPL(pinctrl_force_default);
diff --git a/drivers/pinctrl/pinctrl-rockchip.c b/drivers/pinctrl/pinctrl-rockchip.c
index b5cb7858ffdc..a9bc1e01f982 100644
--- a/drivers/pinctrl/pinctrl-rockchip.c
+++ b/drivers/pinctrl/pinctrl-rockchip.c
@@ -1989,8 +1989,16 @@ static int rockchip_gpio_get_direction(struct gpio_chip *chip, unsigned offset)
{
struct rockchip_pin_bank *bank = gpiochip_get_data(chip);
u32 data;
+ int ret;

+ ret = clk_enable(bank->clk);
+ if (ret < 0) {
+ dev_err(bank->drvdata->dev,
+ "failed to enable clock for bank %s\n", bank->name);
+ return ret;
+ }
data = readl_relaxed(bank->reg_base + GPIO_SWPORT_DDR);
+ clk_disable(bank->clk);

return !(data & BIT(offset));
}
diff --git a/drivers/platform/chrome/cros_ec_proto.c b/drivers/platform/chrome/cros_ec_proto.c
index 8dfa7fcb1248..e7bbdf947bbc 100644
--- a/drivers/platform/chrome/cros_ec_proto.c
+++ b/drivers/platform/chrome/cros_ec_proto.c
@@ -60,12 +60,14 @@ static int send_command(struct cros_ec_device *ec_dev,
struct cros_ec_command *msg)
{
int ret;
+ int (*xfer_fxn)(struct cros_ec_device *ec, struct cros_ec_command *msg);

if (ec_dev->proto_version > 2)
- ret = ec_dev->pkt_xfer(ec_dev, msg);
+ xfer_fxn = ec_dev->pkt_xfer;
else
- ret = ec_dev->cmd_xfer(ec_dev, msg);
+ xfer_fxn = ec_dev->cmd_xfer;

+ ret = (*xfer_fxn)(ec_dev, msg);
if (msg->result == EC_RES_IN_PROGRESS) {
int i;
struct cros_ec_command *status_msg;
@@ -88,7 +90,7 @@ static int send_command(struct cros_ec_device *ec_dev,
for (i = 0; i < EC_COMMAND_RETRIES; i++) {
usleep_range(10000, 11000);

- ret = ec_dev->cmd_xfer(ec_dev, status_msg);
+ ret = (*xfer_fxn)(ec_dev, status_msg);
if (ret < 0)
break;

diff --git a/drivers/platform/chrome/cros_ec_sysfs.c b/drivers/platform/chrome/cros_ec_sysfs.c
index f3baf9973989..24f1630a8b3f 100644
--- a/drivers/platform/chrome/cros_ec_sysfs.c
+++ b/drivers/platform/chrome/cros_ec_sysfs.c
@@ -187,7 +187,7 @@ static ssize_t show_ec_version(struct device *dev,
count += scnprintf(buf + count, PAGE_SIZE - count,
"Build info: EC error %d\n", msg->result);
else {
- msg->data[sizeof(msg->data) - 1] = '\0';
+ msg->data[EC_HOST_PARAM_SIZE - 1] = '\0';
count += scnprintf(buf + count, PAGE_SIZE - count,
"Build info: %s\n", msg->data);
}
diff --git a/drivers/rtc/rtc-ac100.c b/drivers/rtc/rtc-ac100.c
index 9e336184491c..0e358d4b6738 100644
--- a/drivers/rtc/rtc-ac100.c
+++ b/drivers/rtc/rtc-ac100.c
@@ -567,6 +567,12 @@ static int ac100_rtc_probe(struct platform_device *pdev)
return chip->irq;
}

+ chip->rtc = devm_rtc_allocate_device(&pdev->dev);
+ if (IS_ERR(chip->rtc))
+ return PTR_ERR(chip->rtc);
+
+ chip->rtc->ops = &ac100_rtc_ops;
+
ret = devm_request_threaded_irq(&pdev->dev, chip->irq, NULL,
ac100_rtc_irq,
IRQF_SHARED | IRQF_ONESHOT,
@@ -586,17 +592,16 @@ static int ac100_rtc_probe(struct platform_device *pdev)
/* clear counter alarm pending interrupts */
regmap_write(chip->regmap, AC100_ALM_INT_STA, AC100_ALM_INT_ENABLE);

- chip->rtc = devm_rtc_device_register(&pdev->dev, "rtc-ac100",
- &ac100_rtc_ops, THIS_MODULE);
- if (IS_ERR(chip->rtc)) {
- dev_err(&pdev->dev, "unable to register device\n");
- return PTR_ERR(chip->rtc);
- }
-
ret = ac100_rtc_register_clks(chip);
if (ret)
return ret;

+ ret = rtc_register_device(chip->rtc);
+ if (ret) {
+ dev_err(&pdev->dev, "unable to register device\n");
+ return ret;
+ }
+
dev_info(&pdev->dev, "RTC enabled\n");

return 0;
diff --git a/drivers/scsi/lpfc/lpfc_ct.c b/drivers/scsi/lpfc/lpfc_ct.c
index 33417681f5d4..126723a5bc6f 100644
--- a/drivers/scsi/lpfc/lpfc_ct.c
+++ b/drivers/scsi/lpfc/lpfc_ct.c
@@ -471,6 +471,7 @@ lpfc_prep_node_fc4type(struct lpfc_vport *vport, uint32_t Did, uint8_t fc4_type)
"Parse GID_FTrsp: did:x%x flg:x%x x%x",
Did, ndlp->nlp_flag, vport->fc_flag);

+ ndlp->nlp_fc4_type &= ~(NLP_FC4_FCP | NLP_FC4_NVME);
/* By default, the driver expects to support FCP FC4 */
if (fc4_type == FC_TYPE_FCP)
ndlp->nlp_fc4_type |= NLP_FC4_FCP;
diff --git a/drivers/scsi/lpfc/lpfc_els.c b/drivers/scsi/lpfc/lpfc_els.c
index 3ebf6ccba6e6..91783dbdf10c 100644
--- a/drivers/scsi/lpfc/lpfc_els.c
+++ b/drivers/scsi/lpfc/lpfc_els.c
@@ -2088,6 +2088,10 @@ lpfc_cmpl_els_prli(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
ndlp = (struct lpfc_nodelist *) cmdiocb->context1;
spin_lock_irq(shost->host_lock);
ndlp->nlp_flag &= ~NLP_PRLI_SND;
+
+ /* Driver supports multiple FC4 types. Counters matter. */
+ vport->fc_prli_sent--;
+ ndlp->fc4_prli_sent--;
spin_unlock_irq(shost->host_lock);

lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_CMD,
@@ -2095,9 +2099,6 @@ lpfc_cmpl_els_prli(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
irsp->ulpStatus, irsp->un.ulpWord[4],
ndlp->nlp_DID);

- /* Ddriver supports multiple FC4 types. Counters matter. */
- vport->fc_prli_sent--;
-
/* PRLI completes to NPort <nlp_DID> */
lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS,
"0103 PRLI completes to NPort x%06x "
@@ -2111,7 +2112,6 @@ lpfc_cmpl_els_prli(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,

if (irsp->ulpStatus) {
/* Check for retry */
- ndlp->fc4_prli_sent--;
if (lpfc_els_retry(phba, cmdiocb, rspiocb)) {
/* ELS command is being retried */
goto out;
@@ -2190,6 +2190,15 @@ lpfc_issue_els_prli(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
ndlp->nlp_fc4_type |= NLP_FC4_NVME;
local_nlp_type = ndlp->nlp_fc4_type;

+ /* This routine will issue 1 or 2 PRLIs, so zero all the ndlp
+ * fields here before any of them can complete.
+ */
+ ndlp->nlp_type &= ~(NLP_FCP_TARGET | NLP_FCP_INITIATOR);
+ ndlp->nlp_type &= ~(NLP_NVME_TARGET | NLP_NVME_INITIATOR);
+ ndlp->nlp_fcp_info &= ~NLP_FCP_2_DEVICE;
+ ndlp->nlp_flag &= ~NLP_FIRSTBURST;
+ ndlp->nvme_fb_size = 0;
+
send_next_prli:
if (local_nlp_type & NLP_FC4_FCP) {
/* Payload is 4 + 16 = 20 x14 bytes. */
@@ -2298,6 +2307,13 @@ lpfc_issue_els_prli(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
elsiocb->iocb_cmpl = lpfc_cmpl_els_prli;
spin_lock_irq(shost->host_lock);
ndlp->nlp_flag |= NLP_PRLI_SND;
+
+ /* The vport counters are used for lpfc_scan_finished, but
+ * the ndlp is used to track outstanding PRLIs for different
+ * FC4 types.
+ */
+ vport->fc_prli_sent++;
+ ndlp->fc4_prli_sent++;
spin_unlock_irq(shost->host_lock);
if (lpfc_sli_issue_iocb(phba, LPFC_ELS_RING, elsiocb, 0) ==
IOCB_ERROR) {
@@ -2308,12 +2324,6 @@ lpfc_issue_els_prli(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
return 1;
}

- /* The vport counters are used for lpfc_scan_finished, but
- * the ndlp is used to track outstanding PRLIs for different
- * FC4 types.
- */
- vport->fc_prli_sent++;
- ndlp->fc4_prli_sent++;

/* The driver supports 2 FC4 types. Make sure
* a PRLI is issued for all types before exiting.
diff --git a/drivers/scsi/lpfc/lpfc_nportdisc.c b/drivers/scsi/lpfc/lpfc_nportdisc.c
index b6957d944b9a..d489f6827cc1 100644
--- a/drivers/scsi/lpfc/lpfc_nportdisc.c
+++ b/drivers/scsi/lpfc/lpfc_nportdisc.c
@@ -390,6 +390,11 @@ lpfc_rcv_plogi(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
break;
}

+ ndlp->nlp_type &= ~(NLP_FCP_TARGET | NLP_FCP_INITIATOR);
+ ndlp->nlp_type &= ~(NLP_NVME_TARGET | NLP_NVME_INITIATOR);
+ ndlp->nlp_fcp_info &= ~NLP_FCP_2_DEVICE;
+ ndlp->nlp_flag &= ~NLP_FIRSTBURST;
+
/* Check for Nport to NPort pt2pt protocol */
if ((vport->fc_flag & FC_PT2PT) &&
!(vport->fc_flag & FC_PT2PT_PLOGI)) {
@@ -742,9 +747,6 @@ lpfc_rcv_prli(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
lp = (uint32_t *) pcmd->virt;
npr = (PRLI *) ((uint8_t *) lp + sizeof (uint32_t));

- ndlp->nlp_type &= ~(NLP_FCP_TARGET | NLP_FCP_INITIATOR);
- ndlp->nlp_fcp_info &= ~NLP_FCP_2_DEVICE;
- ndlp->nlp_flag &= ~NLP_FIRSTBURST;
if ((npr->prliType == PRLI_FCP_TYPE) ||
(npr->prliType == PRLI_NVME_TYPE)) {
if (npr->initiatorFunc) {
@@ -769,8 +771,12 @@ lpfc_rcv_prli(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
* type. Target mode does not issue gft_id so doesn't get
* the fc4 type set until now.
*/
- if ((phba->nvmet_support) && (npr->prliType == PRLI_NVME_TYPE))
+ if (phba->nvmet_support && (npr->prliType == PRLI_NVME_TYPE)) {
ndlp->nlp_fc4_type |= NLP_FC4_NVME;
+ lpfc_nlp_set_state(vport, ndlp, NLP_STE_UNMAPPED_NODE);
+ }
+ if (npr->prliType == PRLI_FCP_TYPE)
+ ndlp->nlp_fc4_type |= NLP_FC4_FCP;
}
if (rport) {
/* We need to update the rport role values */
@@ -1552,7 +1558,6 @@ lpfc_rcv_prli_reglogin_issue(struct lpfc_vport *vport,
if (ndlp->nlp_flag & NLP_RPI_REGISTERED) {
lpfc_rcv_prli(vport, ndlp, cmdiocb);
lpfc_els_rsp_prli_acc(vport, cmdiocb, ndlp);
- lpfc_nlp_set_state(vport, ndlp, NLP_STE_UNMAPPED_NODE);
} else {
/* RPI registration has not completed. Reject the PRLI
* to prevent an illegal state transition when the
@@ -1564,10 +1569,11 @@ lpfc_rcv_prli_reglogin_issue(struct lpfc_vport *vport,
ndlp->nlp_rpi, ndlp->nlp_state,
ndlp->nlp_flag);
memset(&stat, 0, sizeof(struct ls_rjt));
- stat.un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC;
- stat.un.b.lsRjtRsnCodeExp = LSEXP_CMD_IN_PROGRESS;
+ stat.un.b.lsRjtRsnCode = LSRJT_LOGICAL_BSY;
+ stat.un.b.lsRjtRsnCodeExp = LSEXP_NOTHING_MORE;
lpfc_els_rsp_reject(vport, stat.un.lsRjtError, cmdiocb,
ndlp, NULL);
+ return ndlp->nlp_state;
}
} else {
/* Initiator mode. */
@@ -1922,13 +1928,6 @@ lpfc_cmpl_prli_prli_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
return ndlp->nlp_state;
}

- /* Check out PRLI rsp */
- ndlp->nlp_type &= ~(NLP_FCP_TARGET | NLP_FCP_INITIATOR);
- ndlp->nlp_fcp_info &= ~NLP_FCP_2_DEVICE;
-
- /* NVME or FCP first burst must be negotiated for each PRLI. */
- ndlp->nlp_flag &= ~NLP_FIRSTBURST;
- ndlp->nvme_fb_size = 0;
if (npr && (npr->acceptRspCode == PRLI_REQ_EXECUTED) &&
(npr->prliType == PRLI_FCP_TYPE)) {
lpfc_printf_vlog(vport, KERN_INFO, LOG_NVME_DISC,
@@ -1945,8 +1944,6 @@ lpfc_cmpl_prli_prli_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
if (npr->Retry)
ndlp->nlp_fcp_info |= NLP_FCP_2_DEVICE;

- /* PRLI completed. Decrement count. */
- ndlp->fc4_prli_sent--;
} else if (nvpr &&
(bf_get_be32(prli_acc_rsp_code, nvpr) ==
PRLI_REQ_EXECUTED) &&
@@ -1991,8 +1988,6 @@ lpfc_cmpl_prli_prli_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
be32_to_cpu(nvpr->word5),
ndlp->nlp_flag, ndlp->nlp_fcp_info,
ndlp->nlp_type);
- /* PRLI completed. Decrement count. */
- ndlp->fc4_prli_sent--;
}
if (!(ndlp->nlp_type & NLP_FCP_TARGET) &&
(vport->port_type == LPFC_NPIV_PORT) &&
@@ -2016,7 +2011,8 @@ lpfc_cmpl_prli_prli_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
ndlp->nlp_prev_state = NLP_STE_PRLI_ISSUE;
if (ndlp->nlp_type & (NLP_FCP_TARGET | NLP_NVME_TARGET))
lpfc_nlp_set_state(vport, ndlp, NLP_STE_MAPPED_NODE);
- else
+ else if (ndlp->nlp_type &
+ (NLP_FCP_INITIATOR | NLP_NVME_INITIATOR))
lpfc_nlp_set_state(vport, ndlp, NLP_STE_UNMAPPED_NODE);
} else
lpfc_printf_vlog(vport,
diff --git a/drivers/scsi/megaraid/megaraid_sas_fusion.c b/drivers/scsi/megaraid/megaraid_sas_fusion.c
index 11bd2e698b84..4bf406df051b 100644
--- a/drivers/scsi/megaraid/megaraid_sas_fusion.c
+++ b/drivers/scsi/megaraid/megaraid_sas_fusion.c
@@ -190,36 +190,30 @@ inline void megasas_return_cmd_fusion(struct megasas_instance *instance,
/**
* megasas_fire_cmd_fusion - Sends command to the FW
* @instance: Adapter soft state
- * @req_desc: 32bit or 64bit Request descriptor
+ * @req_desc: 64bit Request descriptor
*
- * Perform PCI Write. Ventura supports 32 bit Descriptor.
- * Prior to Ventura (12G) MR controller supports 64 bit Descriptor.
+ * Perform PCI Write.
*/

static void
megasas_fire_cmd_fusion(struct megasas_instance *instance,
union MEGASAS_REQUEST_DESCRIPTOR_UNION *req_desc)
{
- if (instance->is_ventura)
- writel(le32_to_cpu(req_desc->u.low),
- &instance->reg_set->inbound_single_queue_port);
- else {
#if defined(writeq) && defined(CONFIG_64BIT)
- u64 req_data = (((u64)le32_to_cpu(req_desc->u.high) << 32) |
- le32_to_cpu(req_desc->u.low));
+ u64 req_data = (((u64)le32_to_cpu(req_desc->u.high) << 32) |
+ le32_to_cpu(req_desc->u.low));

- writeq(req_data, &instance->reg_set->inbound_low_queue_port);
+ writeq(req_data, &instance->reg_set->inbound_low_queue_port);
#else
- unsigned long flags;
- spin_lock_irqsave(&instance->hba_lock, flags);
- writel(le32_to_cpu(req_desc->u.low),
- &instance->reg_set->inbound_low_queue_port);
- writel(le32_to_cpu(req_desc->u.high),
- &instance->reg_set->inbound_high_queue_port);
- mmiowb();
- spin_unlock_irqrestore(&instance->hba_lock, flags);
+ unsigned long flags;
+ spin_lock_irqsave(&instance->hba_lock, flags);
+ writel(le32_to_cpu(req_desc->u.low),
+ &instance->reg_set->inbound_low_queue_port);
+ writel(le32_to_cpu(req_desc->u.high),
+ &instance->reg_set->inbound_high_queue_port);
+ mmiowb();
+ spin_unlock_irqrestore(&instance->hba_lock, flags);
#endif
- }
}

/**
@@ -772,7 +766,6 @@ megasas_ioc_init_fusion(struct megasas_instance *instance)
const char *sys_info;
MFI_CAPABILITIES *drv_ops;
u32 scratch_pad_2;
- unsigned long flags;

fusion = instance->ctrl_context;

@@ -900,14 +893,7 @@ megasas_ioc_init_fusion(struct megasas_instance *instance)
break;
}

- /* For Ventura also IOC INIT required 64 bit Descriptor write. */
- spin_lock_irqsave(&instance->hba_lock, flags);
- writel(le32_to_cpu(req_desc.u.low),
- &instance->reg_set->inbound_low_queue_port);
- writel(le32_to_cpu(req_desc.u.high),
- &instance->reg_set->inbound_high_queue_port);
- mmiowb();
- spin_unlock_irqrestore(&instance->hba_lock, flags);
+ megasas_fire_cmd_fusion(instance, &req_desc);

wait_and_poll(instance, cmd, MFI_POLL_TIMEOUT_SECS);

diff --git a/drivers/scsi/mpt3sas/mpt3sas_base.c b/drivers/scsi/mpt3sas/mpt3sas_base.c
index 87999905bca3..6efa739a1912 100644
--- a/drivers/scsi/mpt3sas/mpt3sas_base.c
+++ b/drivers/scsi/mpt3sas/mpt3sas_base.c
@@ -5659,14 +5659,14 @@ _base_reset_handler(struct MPT3SAS_ADAPTER *ioc, int reset_phase)
}

/**
- * _wait_for_commands_to_complete - reset controller
+ * mpt3sas_wait_for_commands_to_complete - reset controller
* @ioc: Pointer to MPT_ADAPTER structure
*
* This function waiting(3s) for all pending commands to complete
* prior to putting controller in reset.
*/
-static void
-_wait_for_commands_to_complete(struct MPT3SAS_ADAPTER *ioc)
+void
+mpt3sas_wait_for_commands_to_complete(struct MPT3SAS_ADAPTER *ioc)
{
u32 ioc_state;
unsigned long flags;
@@ -5745,7 +5745,7 @@ mpt3sas_base_hard_reset_handler(struct MPT3SAS_ADAPTER *ioc,
is_fault = 1;
}
_base_reset_handler(ioc, MPT3_IOC_PRE_RESET);
- _wait_for_commands_to_complete(ioc);
+ mpt3sas_wait_for_commands_to_complete(ioc);
_base_mask_interrupts(ioc);
r = _base_make_ioc_ready(ioc, type);
if (r)
diff --git a/drivers/scsi/mpt3sas/mpt3sas_base.h b/drivers/scsi/mpt3sas/mpt3sas_base.h
index a77bb7dc12b1..2948cb7e9ae6 100644
--- a/drivers/scsi/mpt3sas/mpt3sas_base.h
+++ b/drivers/scsi/mpt3sas/mpt3sas_base.h
@@ -1292,6 +1292,9 @@ void mpt3sas_base_update_missing_delay(struct MPT3SAS_ADAPTER *ioc,

int mpt3sas_port_enable(struct MPT3SAS_ADAPTER *ioc);

+void
+mpt3sas_wait_for_commands_to_complete(struct MPT3SAS_ADAPTER *ioc);
+

/* scsih shared API */
u8 mpt3sas_scsih_event_callback(struct MPT3SAS_ADAPTER *ioc, u8 msix_index,
diff --git a/drivers/scsi/mpt3sas/mpt3sas_scsih.c b/drivers/scsi/mpt3sas/mpt3sas_scsih.c
index 33ff691878e2..beb4bf8fe9b0 100644
--- a/drivers/scsi/mpt3sas/mpt3sas_scsih.c
+++ b/drivers/scsi/mpt3sas/mpt3sas_scsih.c
@@ -2471,7 +2471,8 @@ scsih_abort(struct scsi_cmnd *scmd)
_scsih_tm_display_info(ioc, scmd);

sas_device_priv_data = scmd->device->hostdata;
- if (!sas_device_priv_data || !sas_device_priv_data->sas_target) {
+ if (!sas_device_priv_data || !sas_device_priv_data->sas_target ||
+ ioc->remove_host) {
sdev_printk(KERN_INFO, scmd->device,
"device been deleted! scmd(%p)\n", scmd);
scmd->result = DID_NO_CONNECT << 16;
@@ -2533,7 +2534,8 @@ scsih_dev_reset(struct scsi_cmnd *scmd)
_scsih_tm_display_info(ioc, scmd);

sas_device_priv_data = scmd->device->hostdata;
- if (!sas_device_priv_data || !sas_device_priv_data->sas_target) {
+ if (!sas_device_priv_data || !sas_device_priv_data->sas_target ||
+ ioc->remove_host) {
sdev_printk(KERN_INFO, scmd->device,
"device been deleted! scmd(%p)\n", scmd);
scmd->result = DID_NO_CONNECT << 16;
@@ -2595,7 +2597,8 @@ scsih_target_reset(struct scsi_cmnd *scmd)
_scsih_tm_display_info(ioc, scmd);

sas_device_priv_data = scmd->device->hostdata;
- if (!sas_device_priv_data || !sas_device_priv_data->sas_target) {
+ if (!sas_device_priv_data || !sas_device_priv_data->sas_target ||
+ ioc->remove_host) {
starget_printk(KERN_INFO, starget, "target been deleted! scmd(%p)\n",
scmd);
scmd->result = DID_NO_CONNECT << 16;
@@ -2652,7 +2655,7 @@ scsih_host_reset(struct scsi_cmnd *scmd)
ioc->name, scmd);
scsi_print_command(scmd);

- if (ioc->is_driver_loading) {
+ if (ioc->is_driver_loading || ioc->remove_host) {
pr_info(MPT3SAS_FMT "Blocking the host reset\n",
ioc->name);
r = FAILED;
@@ -3957,7 +3960,7 @@ _scsih_flush_running_cmds(struct MPT3SAS_ADAPTER *ioc)
_scsih_set_satl_pending(scmd, false);
mpt3sas_base_free_smid(ioc, smid);
scsi_dma_unmap(scmd);
- if (ioc->pci_error_recovery)
+ if (ioc->pci_error_recovery || ioc->remove_host)
scmd->result = DID_NO_CONNECT << 16;
else
scmd->result = DID_RESET << 16;
@@ -8240,6 +8243,10 @@ static void scsih_remove(struct pci_dev *pdev)
unsigned long flags;

ioc->remove_host = 1;
+
+ mpt3sas_wait_for_commands_to_complete(ioc);
+ _scsih_flush_running_cmds(ioc);
+
_scsih_fw_event_cleanup_queue(ioc);

spin_lock_irqsave(&ioc->fw_event_lock, flags);
@@ -8310,6 +8317,10 @@ scsih_shutdown(struct pci_dev *pdev)
unsigned long flags;

ioc->remove_host = 1;
+
+ mpt3sas_wait_for_commands_to_complete(ioc);
+ _scsih_flush_running_cmds(ioc);
+
_scsih_fw_event_cleanup_queue(ioc);

spin_lock_irqsave(&ioc->fw_event_lock, flags);
diff --git a/drivers/soc/qcom/smsm.c b/drivers/soc/qcom/smsm.c
index 403bea9d546b..50214b620865 100644
--- a/drivers/soc/qcom/smsm.c
+++ b/drivers/soc/qcom/smsm.c
@@ -496,8 +496,10 @@ static int qcom_smsm_probe(struct platform_device *pdev)
if (!smsm->hosts)
return -ENOMEM;

- local_node = of_find_node_with_property(of_node_get(pdev->dev.of_node),
- "#qcom,smem-state-cells");
+ for_each_child_of_node(pdev->dev.of_node, local_node) {
+ if (of_find_property(local_node, "#qcom,smem-state-cells", NULL))
+ break;
+ }
if (!local_node) {
dev_err(&pdev->dev, "no state entry\n");
return -EINVAL;
diff --git a/drivers/spi/spi-sh-msiof.c b/drivers/spi/spi-sh-msiof.c
index 837bb95eea62..092a5fc85b9a 100644
--- a/drivers/spi/spi-sh-msiof.c
+++ b/drivers/spi/spi-sh-msiof.c
@@ -55,6 +55,8 @@ struct sh_msiof_spi_priv {
void *rx_dma_page;
dma_addr_t tx_dma_addr;
dma_addr_t rx_dma_addr;
+ bool native_cs_inited;
+ bool native_cs_high;
bool slave_aborted;
};

@@ -528,8 +530,7 @@ static int sh_msiof_spi_setup(struct spi_device *spi)
{
struct device_node *np = spi->master->dev.of_node;
struct sh_msiof_spi_priv *p = spi_master_get_devdata(spi->master);
-
- pm_runtime_get_sync(&p->pdev->dev);
+ u32 clr, set, tmp;

if (!np) {
/*
@@ -539,19 +540,31 @@ static int sh_msiof_spi_setup(struct spi_device *spi)
spi->cs_gpio = (uintptr_t)spi->controller_data;
}

- /* Configure pins before deasserting CS */
- sh_msiof_spi_set_pin_regs(p, !!(spi->mode & SPI_CPOL),
- !!(spi->mode & SPI_CPHA),
- !!(spi->mode & SPI_3WIRE),
- !!(spi->mode & SPI_LSB_FIRST),
- !!(spi->mode & SPI_CS_HIGH));
-
- if (spi->cs_gpio >= 0)
+ if (spi->cs_gpio >= 0) {
gpio_set_value(spi->cs_gpio, !(spi->mode & SPI_CS_HIGH));
+ return 0;
+ }

+ if (spi_controller_is_slave(p->master))
+ return 0;

- pm_runtime_put(&p->pdev->dev);
+ if (p->native_cs_inited &&
+ (p->native_cs_high == !!(spi->mode & SPI_CS_HIGH)))
+ return 0;

+ /* Configure native chip select mode/polarity early */
+ clr = MDR1_SYNCMD_MASK;
+ set = MDR1_TRMD | TMDR1_PCON | MDR1_SYNCMD_SPI;
+ if (spi->mode & SPI_CS_HIGH)
+ clr |= BIT(MDR1_SYNCAC_SHIFT);
+ else
+ set |= BIT(MDR1_SYNCAC_SHIFT);
+ pm_runtime_get_sync(&p->pdev->dev);
+ tmp = sh_msiof_read(p, TMDR1) & ~clr;
+ sh_msiof_write(p, TMDR1, tmp | set);
+ pm_runtime_put(&p->pdev->dev);
+ p->native_cs_high = spi->mode & SPI_CS_HIGH;
+ p->native_cs_inited = true;
return 0;
}

diff --git a/drivers/staging/android/ashmem.c b/drivers/staging/android/ashmem.c
index d9941b0c468d..893b2836089c 100644
--- a/drivers/staging/android/ashmem.c
+++ b/drivers/staging/android/ashmem.c
@@ -709,16 +709,14 @@ static int ashmem_pin_unpin(struct ashmem_area *asma, unsigned long cmd,
size_t pgstart, pgend;
int ret = -EINVAL;

+ if (unlikely(copy_from_user(&pin, p, sizeof(pin))))
+ return -EFAULT;
+
mutex_lock(&ashmem_mutex);

if (unlikely(!asma->file))
goto out_unlock;

- if (unlikely(copy_from_user(&pin, p, sizeof(pin)))) {
- ret = -EFAULT;
- goto out_unlock;
- }
-
/* per custom, you can pass zero for len to mean "everything onward" */
if (!pin.len)
pin.len = PAGE_ALIGN(asma->size) - pin.offset;
diff --git a/drivers/tty/Kconfig b/drivers/tty/Kconfig
index cc2b4d9433ed..b811442c5ce6 100644
--- a/drivers/tty/Kconfig
+++ b/drivers/tty/Kconfig
@@ -394,10 +394,14 @@ config GOLDFISH_TTY
depends on GOLDFISH
select SERIAL_CORE
select SERIAL_CORE_CONSOLE
- select SERIAL_EARLYCON
help
Console and system TTY driver for the Goldfish virtual platform.

+config GOLDFISH_TTY_EARLY_CONSOLE
+ bool
+ default y if GOLDFISH_TTY=y
+ select SERIAL_EARLYCON
+
config DA_TTY
bool "DA TTY"
depends on METAG_DA
diff --git a/drivers/tty/goldfish.c b/drivers/tty/goldfish.c
index 381e981dee06..85a500ddbcaa 100644
--- a/drivers/tty/goldfish.c
+++ b/drivers/tty/goldfish.c
@@ -442,6 +442,7 @@ static int goldfish_tty_remove(struct platform_device *pdev)
return 0;
}

+#ifdef CONFIG_GOLDFISH_TTY_EARLY_CONSOLE
static void gf_early_console_putchar(struct uart_port *port, int ch)
{
__raw_writel(ch, port->membase);
@@ -465,6 +466,7 @@ static int __init gf_earlycon_setup(struct earlycon_device *device,
}

OF_EARLYCON_DECLARE(early_gf_tty, "google,goldfish-tty", gf_earlycon_setup);
+#endif

static const struct of_device_id goldfish_tty_of_match[] = {
{ .compatible = "google,goldfish-tty", },
diff --git a/drivers/tty/serial/8250/8250_dw.c b/drivers/tty/serial/8250/8250_dw.c
index 7e638997bfc2..3015789265dd 100644
--- a/drivers/tty/serial/8250/8250_dw.c
+++ b/drivers/tty/serial/8250/8250_dw.c
@@ -513,7 +513,8 @@ static int dw8250_probe(struct platform_device *pdev)
/* If no clock rate is defined, fail. */
if (!p->uartclk) {
dev_err(dev, "clock rate not defined\n");
- return -EINVAL;
+ err = -EINVAL;
+ goto err_clk;
}

data->pclk = devm_clk_get(dev, "apb_pclk");
diff --git a/drivers/tty/serial/8250/8250_pci.c b/drivers/tty/serial/8250/8250_pci.c
index 908110b5cf10..0d814a87acb2 100644
--- a/drivers/tty/serial/8250/8250_pci.c
+++ b/drivers/tty/serial/8250/8250_pci.c
@@ -3389,11 +3389,9 @@ static int serial_pci_is_class_communication(struct pci_dev *dev)
/*
* If it is not a communications device or the programming
* interface is greater than 6, give up.
- *
- * (Should we try to make guesses for multiport serial devices
- * later?)
*/
if ((((dev->class >> 8) != PCI_CLASS_COMMUNICATION_SERIAL) &&
+ ((dev->class >> 8) != PCI_CLASS_COMMUNICATION_MULTISERIAL) &&
((dev->class >> 8) != PCI_CLASS_COMMUNICATION_MODEM)) ||
(dev->class & 0xff) > 6)
return -ENODEV;
@@ -3430,6 +3428,12 @@ serial_pci_guess_board(struct pci_dev *dev, struct pciserial_board *board)
{
int num_iomem, num_port, first_port = -1, i;

+ /*
+ * Should we try to make guesses for multiport serial devices later?
+ */
+ if ((dev->class >> 8) == PCI_CLASS_COMMUNICATION_MULTISERIAL)
+ return -ENODEV;
+
num_iomem = num_port = 0;
for (i = 0; i < PCI_NUM_BAR_RESOURCES; i++) {
if (pci_resource_flags(dev, i) & IORESOURCE_IO) {
diff --git a/drivers/tty/tty_io.c b/drivers/tty/tty_io.c
index 7892d0be8af9..7e77bd2118ad 100644
--- a/drivers/tty/tty_io.c
+++ b/drivers/tty/tty_io.c
@@ -1481,6 +1481,8 @@ static void release_tty(struct tty_struct *tty, int idx)
if (tty->link)
tty->link->port->itty = NULL;
tty_buffer_cancel_work(tty->port);
+ if (tty->link)
+ tty_buffer_cancel_work(tty->link->port);

tty_kref_put(tty->link);
tty_kref_put(tty);
diff --git a/drivers/video/console/vgacon.c b/drivers/video/console/vgacon.c
index 445b1dc5d441..a17ba1465815 100644
--- a/drivers/video/console/vgacon.c
+++ b/drivers/video/console/vgacon.c
@@ -422,7 +422,10 @@ static const char *vgacon_startup(void)
vga_video_port_val = VGA_CRT_DM;
if ((screen_info.orig_video_ega_bx & 0xff) != 0x10) {
static struct resource ega_console_resource =
- { .name = "ega", .start = 0x3B0, .end = 0x3BF };
+ { .name = "ega",
+ .flags = IORESOURCE_IO,
+ .start = 0x3B0,
+ .end = 0x3BF };
vga_video_type = VIDEO_TYPE_EGAM;
vga_vram_size = 0x8000;
display_desc = "EGA+";
@@ -430,9 +433,15 @@ static const char *vgacon_startup(void)
&ega_console_resource);
} else {
static struct resource mda1_console_resource =
- { .name = "mda", .start = 0x3B0, .end = 0x3BB };
+ { .name = "mda",
+ .flags = IORESOURCE_IO,
+ .start = 0x3B0,
+ .end = 0x3BB };
static struct resource mda2_console_resource =
- { .name = "mda", .start = 0x3BF, .end = 0x3BF };
+ { .name = "mda",
+ .flags = IORESOURCE_IO,
+ .start = 0x3BF,
+ .end = 0x3BF };
vga_video_type = VIDEO_TYPE_MDA;
vga_vram_size = 0x2000;
display_desc = "*MDA";
@@ -454,15 +463,21 @@ static const char *vgacon_startup(void)
vga_vram_size = 0x8000;

if (!screen_info.orig_video_isVGA) {
- static struct resource ega_console_resource
- = { .name = "ega", .start = 0x3C0, .end = 0x3DF };
+ static struct resource ega_console_resource =
+ { .name = "ega",
+ .flags = IORESOURCE_IO,
+ .start = 0x3C0,
+ .end = 0x3DF };
vga_video_type = VIDEO_TYPE_EGAC;
display_desc = "EGA";
request_resource(&ioport_resource,
&ega_console_resource);
} else {
- static struct resource vga_console_resource
- = { .name = "vga+", .start = 0x3C0, .end = 0x3DF };
+ static struct resource vga_console_resource =
+ { .name = "vga+",
+ .flags = IORESOURCE_IO,
+ .start = 0x3C0,
+ .end = 0x3DF };
vga_video_type = VIDEO_TYPE_VGAC;
display_desc = "VGA+";
request_resource(&ioport_resource,
@@ -494,7 +509,10 @@ static const char *vgacon_startup(void)
}
} else {
static struct resource cga_console_resource =
- { .name = "cga", .start = 0x3D4, .end = 0x3D5 };
+ { .name = "cga",
+ .flags = IORESOURCE_IO,
+ .start = 0x3D4,
+ .end = 0x3D5 };
vga_video_type = VIDEO_TYPE_CGA;
vga_vram_size = 0x2000;
display_desc = "*CGA";
diff --git a/drivers/video/fbdev/omap2/omapfb/displays/panel-tpo-td028ttec1.c b/drivers/video/fbdev/omap2/omapfb/displays/panel-tpo-td028ttec1.c
index 57e9e146ff74..4aeb908f2d1e 100644
--- a/drivers/video/fbdev/omap2/omapfb/displays/panel-tpo-td028ttec1.c
+++ b/drivers/video/fbdev/omap2/omapfb/displays/panel-tpo-td028ttec1.c
@@ -455,6 +455,8 @@ static int td028ttec1_panel_remove(struct spi_device *spi)
}

static const struct of_device_id td028ttec1_of_match[] = {
+ { .compatible = "omapdss,tpo,td028ttec1", },
+ /* keep to not break older DTB */
{ .compatible = "omapdss,toppoly,td028ttec1", },
{},
};
@@ -474,6 +476,7 @@ static struct spi_driver td028ttec1_spi_driver = {

module_spi_driver(td028ttec1_spi_driver);

+MODULE_ALIAS("spi:tpo,td028ttec1");
MODULE_ALIAS("spi:toppoly,td028ttec1");
MODULE_AUTHOR("H. Nikolaus Schaller <hns@goldelico.com>");
MODULE_DESCRIPTION("Toppoly TD028TTEC1 panel driver");
diff --git a/drivers/watchdog/watchdog_dev.c b/drivers/watchdog/watchdog_dev.c
index 0826e663bd5a..b30fb637ae94 100644
--- a/drivers/watchdog/watchdog_dev.c
+++ b/drivers/watchdog/watchdog_dev.c
@@ -768,6 +768,7 @@ static int watchdog_open(struct inode *inode, struct file *file)
{
struct watchdog_core_data *wd_data;
struct watchdog_device *wdd;
+ bool hw_running;
int err;

/* Get the corresponding watchdog device */
@@ -787,7 +788,8 @@ static int watchdog_open(struct inode *inode, struct file *file)
* If the /dev/watchdog device is open, we don't want the module
* to be unloaded.
*/
- if (!watchdog_hw_running(wdd) && !try_module_get(wdd->ops->owner)) {
+ hw_running = watchdog_hw_running(wdd);
+ if (!hw_running && !try_module_get(wdd->ops->owner)) {
err = -EBUSY;
goto out_clear;
}
@@ -798,7 +800,7 @@ static int watchdog_open(struct inode *inode, struct file *file)

file->private_data = wd_data;

- if (!watchdog_hw_running(wdd))
+ if (!hw_running)
kref_get(&wd_data->kref);

/* dev/watchdog is a virtual (and thus non-seekable) filesystem */
@@ -964,14 +966,13 @@ static int watchdog_cdev_register(struct watchdog_device *wdd, dev_t devno)
* and schedule an immediate ping.
*/
if (watchdog_hw_running(wdd)) {
- if (handle_boot_enabled) {
- __module_get(wdd->ops->owner);
- kref_get(&wd_data->kref);
+ __module_get(wdd->ops->owner);
+ kref_get(&wd_data->kref);
+ if (handle_boot_enabled)
queue_delayed_work(watchdog_wq, &wd_data->work, 0);
- } else {
+ else
pr_info("watchdog%d running and kernel based pre-userspace handler disabled\n",
- wdd->id);
- }
+ wdd->id);
}

return 0;
diff --git a/fs/nfsd/nfs4proc.c b/fs/nfsd/nfs4proc.c
index 8487486ec496..8ce60986fb75 100644
--- a/fs/nfsd/nfs4proc.c
+++ b/fs/nfsd/nfs4proc.c
@@ -1372,14 +1372,14 @@ nfsd4_layoutget(struct svc_rqst *rqstp,
const struct nfsd4_layout_ops *ops;
struct nfs4_layout_stateid *ls;
__be32 nfserr;
- int accmode;
+ int accmode = NFSD_MAY_READ_IF_EXEC;

switch (lgp->lg_seg.iomode) {
case IOMODE_READ:
- accmode = NFSD_MAY_READ;
+ accmode |= NFSD_MAY_READ;
break;
case IOMODE_RW:
- accmode = NFSD_MAY_READ | NFSD_MAY_WRITE;
+ accmode |= NFSD_MAY_READ | NFSD_MAY_WRITE;
break;
default:
dprintk("%s: invalid iomode %d\n",
diff --git a/include/linux/mlx5/driver.h b/include/linux/mlx5/driver.h
index 8f9fc6e5539a..bfb4a9d962a5 100644
--- a/include/linux/mlx5/driver.h
+++ b/include/linux/mlx5/driver.h
@@ -432,8 +432,8 @@ struct mlx5_core_srq {
struct mlx5_core_rsc_common common; /* must be first */
u32 srqn;
int max;
- int max_gs;
- int max_avail_gather;
+ size_t max_gs;
+ size_t max_avail_gather;
int wqe_shift;
void (*event) (struct mlx5_core_srq *, enum mlx5_event);

diff --git a/net/ipv4/ip_gre.c b/net/ipv4/ip_gre.c
index 1933654007c4..23e6d5532b5c 100644
--- a/net/ipv4/ip_gre.c
+++ b/net/ipv4/ip_gre.c
@@ -303,8 +303,10 @@ static int erspan_rcv(struct sk_buff *skb, struct tnl_ptk_info *tpi,
return PACKET_REJECT;

md = ip_tunnel_info_opts(&tun_dst->u.tun_info);
- if (!md)
+ if (!md) {
+ dst_release((struct dst_entry *)tun_dst);
return PACKET_REJECT;
+ }

md->index = index;
info = &tun_dst->u.tun_info;
@@ -408,11 +410,13 @@ static int gre_rcv(struct sk_buff *skb)
if (unlikely(tpi.proto == htons(ETH_P_ERSPAN))) {
if (erspan_rcv(skb, &tpi, hdr_len) == PACKET_RCVD)
return 0;
+ goto out;
}

if (ipgre_rcv(skb, &tpi, hdr_len) == PACKET_RCVD)
return 0;

+out:
icmp_send(skb, ICMP_DEST_UNREACH, ICMP_PORT_UNREACH, 0);
drop:
kfree_skb(skb);
diff --git a/net/ipv6/ip6_vti.c b/net/ipv6/ip6_vti.c
index bcdc2d557de1..413f01be0c9b 100644
--- a/net/ipv6/ip6_vti.c
+++ b/net/ipv6/ip6_vti.c
@@ -626,6 +626,7 @@ static void vti6_link_config(struct ip6_tnl *t)
{
struct net_device *dev = t->dev;
struct __ip6_tnl_parm *p = &t->parms;
+ struct net_device *tdev = NULL;

memcpy(dev->dev_addr, &p->laddr, sizeof(struct in6_addr));
memcpy(dev->broadcast, &p->raddr, sizeof(struct in6_addr));
@@ -638,6 +639,25 @@ static void vti6_link_config(struct ip6_tnl *t)
dev->flags |= IFF_POINTOPOINT;
else
dev->flags &= ~IFF_POINTOPOINT;
+
+ if (p->flags & IP6_TNL_F_CAP_XMIT) {
+ int strict = (ipv6_addr_type(&p->raddr) &
+ (IPV6_ADDR_MULTICAST | IPV6_ADDR_LINKLOCAL));
+ struct rt6_info *rt = rt6_lookup(t->net,
+ &p->raddr, &p->laddr,
+ p->link, strict);
+
+ if (rt)
+ tdev = rt->dst.dev;
+ ip6_rt_put(rt);
+ }
+
+ if (!tdev && p->link)
+ tdev = __dev_get_by_index(t->net, p->link);
+
+ if (tdev)
+ dev->mtu = max_t(int, tdev->mtu - dev->hard_header_len,
+ IPV6_MIN_MTU);
}

/**
diff --git a/scripts/Kbuild.include b/scripts/Kbuild.include
index 9ffd3dda3889..97769465de13 100644
--- a/scripts/Kbuild.include
+++ b/scripts/Kbuild.include
@@ -160,12 +160,13 @@ cc-if-fullversion = $(shell [ $(cc-fullversion) $(1) $(2) ] && echo $(3) || echo
# cc-ldoption
# Usage: ldflags += $(call cc-ldoption, -Wl$(comma)--hash-style=both)
cc-ldoption = $(call try-run,\
- $(CC) $(1) -nostdlib -x c /dev/null -o "$$TMP",$(1),$(2))
+ $(CC) $(1) $(KBUILD_CPPFLAGS) $(CC_OPTION_CFLAGS) -nostdlib -x c /dev/null -o "$$TMP",$(1),$(2))

# ld-option
# Usage: LDFLAGS += $(call ld-option, -X)
ld-option = $(call try-run,\
- $(CC) -x c /dev/null -c -o "$$TMPO" ; $(LD) $(1) "$$TMPO" -o "$$TMP",$(1),$(2))
+ $(CC) $(KBUILD_CPPFLAGS) $(CC_OPTION_CFLAGS) -x c /dev/null -c -o "$$TMPO"; \
+ $(LD) $(LDFLAGS) $(1) "$$TMPO" -o "$$TMP",$(1),$(2))

# ar-option
# Usage: KBUILD_ARFLAGS := $(call ar-option,D)
diff --git a/security/Kconfig b/security/Kconfig
index b5c2b5d0c6c0..87f2a6f842fd 100644
--- a/security/Kconfig
+++ b/security/Kconfig
@@ -154,6 +154,7 @@ config HARDENED_USERCOPY
bool "Harden memory copies between kernel and userspace"
depends on HAVE_HARDENED_USERCOPY_ALLOCATOR
select BUG
+ imply STRICT_DEVMEM
help
This option checks for obviously wrong memory regions when
copying memory to/from the kernel (via copy_to_user() and
\
 
 \ /
  Last update: 2018-03-25 11:02    [W:0.089 / U:0.484 seconds]
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