Linux-libre 4.2.3-gnupck-4.2.3-gnu

82 files changed, 496 insertions, 311 deletions

diff --git a/drivers/base/node.c b/drivers/base/node.c
index 31df474d7..560751bad 100644
--- a/drivers/base/node.c
+++ b/drivers/base/node.c
@@ -392,6 +392,16 @@ int register_mem_sect_under_node(struct memory_block *mem_blk, int nid)
 	for (pfn = sect_start_pfn; pfn <= sect_end_pfn; pfn++) {
 		int page_nid;
 
+		/*
+		 * memory block could have several absent sections from start.
+		 * skip pfn range from absent section
+		 */
+		if (!pfn_present(pfn)) {
+			pfn = round_down(pfn + PAGES_PER_SECTION,
+					 PAGES_PER_SECTION) - 1;
+			continue;
+		}
+
 		page_nid = get_nid_for_pfn(pfn);
 		if (page_nid < 0)
 			continue;
diff --git a/drivers/block/zram/zcomp.c b/drivers/block/zram/zcomp.c
index 965d1afb0..5cb13ca3a 100644
--- a/drivers/block/zram/zcomp.c
+++ b/drivers/block/zram/zcomp.c
@@ -330,12 +330,14 @@ void zcomp_destroy(struct zcomp *comp)
  * allocate new zcomp and initialize it. return compressing
  * backend pointer or ERR_PTR if things went bad. ERR_PTR(-EINVAL)
  * if requested algorithm is not supported, ERR_PTR(-ENOMEM) in
- * case of allocation error.
+ * case of allocation error, or any other error potentially
+ * returned by functions zcomp_strm_{multi,single}_create.
  */
 struct zcomp *zcomp_create(const char *compress, int max_strm)
 {
 	struct zcomp *comp;
 	struct zcomp_backend *backend;
+	int error;
 
 	backend = find_backend(compress);
 	if (!backend)
@@ -347,12 +349,12 @@ struct zcomp *zcomp_create(const char *compress, int max_strm)
 
 	comp->backend = backend;
 	if (max_strm > 1)
-		zcomp_strm_multi_create(comp, max_strm);
+		error = zcomp_strm_multi_create(comp, max_strm);
 	else
-		zcomp_strm_single_create(comp);
-	if (!comp->stream) {
+		error = zcomp_strm_single_create(comp);
+	if (error) {
 		kfree(comp);
-		return ERR_PTR(-ENOMEM);
+		return ERR_PTR(error);
 	}
 	return comp;
 }
diff --git a/drivers/crypto/vmx/aes.c b/drivers/crypto/vmx/aes.c
index e79e567e4..263af709e 100644
--- a/drivers/crypto/vmx/aes.c
+++ b/drivers/crypto/vmx/aes.c
@@ -84,6 +84,7 @@ static int p8_aes_setkey(struct crypto_tfm *tfm, const u8 *key,
 	preempt_disable();
 	pagefault_disable();
 	enable_kernel_altivec();
+	enable_kernel_vsx();
 	ret = aes_p8_set_encrypt_key(key, keylen * 8, &ctx->enc_key);
 	ret += aes_p8_set_decrypt_key(key, keylen * 8, &ctx->dec_key);
 	pagefault_enable();
@@ -103,6 +104,7 @@ static void p8_aes_encrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src)
 		preempt_disable();
 		pagefault_disable();
 		enable_kernel_altivec();
+		enable_kernel_vsx();
 		aes_p8_encrypt(src, dst, &ctx->enc_key);
 		pagefault_enable();
 		preempt_enable();
@@ -119,6 +121,7 @@ static void p8_aes_decrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src)
 		preempt_disable();
 		pagefault_disable();
 		enable_kernel_altivec();
+		enable_kernel_vsx();
 		aes_p8_decrypt(src, dst, &ctx->dec_key);
 		pagefault_enable();
 		preempt_enable();
diff --git a/drivers/crypto/vmx/aes_cbc.c b/drivers/crypto/vmx/aes_cbc.c
index 7299995c7..0b8fe2ec5 100644
--- a/drivers/crypto/vmx/aes_cbc.c
+++ b/drivers/crypto/vmx/aes_cbc.c
@@ -85,6 +85,7 @@ static int p8_aes_cbc_setkey(struct crypto_tfm *tfm, const u8 *key,
 	preempt_disable();
 	pagefault_disable();
 	enable_kernel_altivec();
+	enable_kernel_vsx();
 	ret = aes_p8_set_encrypt_key(key, keylen * 8, &ctx->enc_key);
 	ret += aes_p8_set_decrypt_key(key, keylen * 8, &ctx->dec_key);
 	pagefault_enable();
@@ -115,6 +116,7 @@ static int p8_aes_cbc_encrypt(struct blkcipher_desc *desc,
 		preempt_disable();
 		pagefault_disable();
 		enable_kernel_altivec();
+		enable_kernel_vsx();
 
 		blkcipher_walk_init(&walk, dst, src, nbytes);
 		ret = blkcipher_walk_virt(desc, &walk);
@@ -155,6 +157,7 @@ static int p8_aes_cbc_decrypt(struct blkcipher_desc *desc,
 		preempt_disable();
 		pagefault_disable();
 		enable_kernel_altivec();
+		enable_kernel_vsx();
 
 		blkcipher_walk_init(&walk, dst, src, nbytes);
 		ret = blkcipher_walk_virt(desc, &walk);
diff --git a/drivers/crypto/vmx/aes_ctr.c b/drivers/crypto/vmx/aes_ctr.c
index ed3838781..ee1306cd8 100644
--- a/drivers/crypto/vmx/aes_ctr.c
+++ b/drivers/crypto/vmx/aes_ctr.c
@@ -82,6 +82,7 @@ static int p8_aes_ctr_setkey(struct crypto_tfm *tfm, const u8 *key,
 
 	pagefault_disable();
 	enable_kernel_altivec();
+	enable_kernel_vsx();
 	ret = aes_p8_set_encrypt_key(key, keylen * 8, &ctx->enc_key);
 	pagefault_enable();
 
@@ -100,6 +101,7 @@ static void p8_aes_ctr_final(struct p8_aes_ctr_ctx *ctx,
 
 	pagefault_disable();
 	enable_kernel_altivec();
+	enable_kernel_vsx();
 	aes_p8_encrypt(ctrblk, keystream, &ctx->enc_key);
 	pagefault_enable();
 
@@ -132,6 +134,7 @@ static int p8_aes_ctr_crypt(struct blkcipher_desc *desc,
 		while ((nbytes = walk.nbytes) >= AES_BLOCK_SIZE) {
 			pagefault_disable();
 			enable_kernel_altivec();
+			enable_kernel_vsx();
 			aes_p8_ctr32_encrypt_blocks(walk.src.virt.addr,
 						    walk.dst.virt.addr,
 						    (nbytes &
diff --git a/drivers/crypto/vmx/ghash.c b/drivers/crypto/vmx/ghash.c
index b5e29002b..2183a2e77 100644
--- a/drivers/crypto/vmx/ghash.c
+++ b/drivers/crypto/vmx/ghash.c
@@ -119,6 +119,7 @@ static int p8_ghash_setkey(struct crypto_shash *tfm, const u8 *key,
 	preempt_disable();
 	pagefault_disable();
 	enable_kernel_altivec();
+	enable_kernel_vsx();
 	enable_kernel_fp();
 	gcm_init_p8(ctx->htable, (const u64 *) key);
 	pagefault_enable();
@@ -149,6 +150,7 @@ static int p8_ghash_update(struct shash_desc *desc,
 			preempt_disable();
 			pagefault_disable();
 			enable_kernel_altivec();
+			enable_kernel_vsx();
 			enable_kernel_fp();
 			gcm_ghash_p8(dctx->shash, ctx->htable,
 				     dctx->buffer, GHASH_DIGEST_SIZE);
@@ -163,6 +165,7 @@ static int p8_ghash_update(struct shash_desc *desc,
 			preempt_disable();
 			pagefault_disable();
 			enable_kernel_altivec();
+			enable_kernel_vsx();
 			enable_kernel_fp();
 			gcm_ghash_p8(dctx->shash, ctx->htable, src, len);
 			pagefault_enable();
@@ -193,6 +196,7 @@ static int p8_ghash_final(struct shash_desc *desc, u8 *out)
 			preempt_disable();
 			pagefault_disable();
 			enable_kernel_altivec();
+			enable_kernel_vsx();
 			enable_kernel_fp();
 			gcm_ghash_p8(dctx->shash, ctx->htable,
 				     dctx->buffer, GHASH_DIGEST_SIZE);
diff --git a/drivers/gpu/drm/i915/intel_ddi.c b/drivers/gpu/drm/i915/intel_ddi.c
index cacb07b7a..32e7b4a68 100644
--- a/drivers/gpu/drm/i915/intel_ddi.c
+++ b/drivers/gpu/drm/i915/intel_ddi.c
@@ -1293,17 +1293,14 @@ skl_ddi_pll_select(struct intel_crtc *intel_crtc,
 			 DPLL_CFGCR2_PDIV(wrpll_params.pdiv) |
 			 wrpll_params.central_freq;
 	} else if (intel_encoder->type == INTEL_OUTPUT_DISPLAYPORT) {
-		struct drm_encoder *encoder = &intel_encoder->base;
-		struct intel_dp *intel_dp = enc_to_intel_dp(encoder);
-
-		switch (intel_dp->link_bw) {
-		case DP_LINK_BW_1_62:
+		switch (crtc_state->port_clock / 2) {
+		case 81000:
 			ctrl1 |= DPLL_CTRL1_LINK_RATE(DPLL_CTRL1_LINK_RATE_810, 0);
 			break;
-		case DP_LINK_BW_2_7:
+		case 135000:
 			ctrl1 |= DPLL_CTRL1_LINK_RATE(DPLL_CTRL1_LINK_RATE_1350, 0);
 			break;
-		case DP_LINK_BW_5_4:
+		case 270000:
 			ctrl1 |= DPLL_CTRL1_LINK_RATE(DPLL_CTRL1_LINK_RATE_2700, 0);
 			break;
 		}
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index bd8f8863e..ca2d92310 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -48,28 +48,28 @@
 #define INTEL_DP_RESOLUTION_FAILSAFE	(3 << INTEL_DP_RESOLUTION_SHIFT_MASK)
 
 struct dp_link_dpll {
-	int link_bw;
+	int clock;
 	struct dpll dpll;
 };
 
 static const struct dp_link_dpll gen4_dpll[] = {
-	{ DP_LINK_BW_1_62,
+	{ 162000,
 		{ .p1 = 2, .p2 = 10, .n = 2, .m1 = 23, .m2 = 8 } },
-	{ DP_LINK_BW_2_7,
+	{ 270000,
 		{ .p1 = 1, .p2 = 10, .n = 1, .m1 = 14, .m2 = 2 } }
 };
 
 static const struct dp_link_dpll pch_dpll[] = {
-	{ DP_LINK_BW_1_62,
+	{ 162000,
 		{ .p1 = 2, .p2 = 10, .n = 1, .m1 = 12, .m2 = 9 } },
-	{ DP_LINK_BW_2_7,
+	{ 270000,
 		{ .p1 = 1, .p2 = 10, .n = 2, .m1 = 14, .m2 = 8 } }
 };
 
 static const struct dp_link_dpll vlv_dpll[] = {
-	{ DP_LINK_BW_1_62,
+	{ 162000,
 		{ .p1 = 3, .p2 = 2, .n = 5, .m1 = 3, .m2 = 81 } },
-	{ DP_LINK_BW_2_7,
+	{ 270000,
 		{ .p1 = 2, .p2 = 2, .n = 1, .m1 = 2, .m2 = 27 } }
 };
 
@@ -83,11 +83,11 @@ static const struct dp_link_dpll chv_dpll[] = {
 	 * m2 is stored in fixed point format using formula below
 	 * (m2_int << 22) | m2_fraction
 	 */
-	{ DP_LINK_BW_1_62,	/* m2_int = 32, m2_fraction = 1677722 */
+	{ 162000,	/* m2_int = 32, m2_fraction = 1677722 */
 		{ .p1 = 4, .p2 = 2, .n = 1, .m1 = 2, .m2 = 0x819999a } },
-	{ DP_LINK_BW_2_7,	/* m2_int = 27, m2_fraction = 0 */
+	{ 270000,	/* m2_int = 27, m2_fraction = 0 */
 		{ .p1 = 4, .p2 = 1, .n = 1, .m1 = 2, .m2 = 0x6c00000 } },
-	{ DP_LINK_BW_5_4,	/* m2_int = 27, m2_fraction = 0 */
+	{ 540000,	/* m2_int = 27, m2_fraction = 0 */
 		{ .p1 = 2, .p2 = 1, .n = 1, .m1 = 2, .m2 = 0x6c00000 } }
 };
 
@@ -1089,7 +1089,7 @@ intel_dp_connector_unregister(struct intel_connector *intel_connector)
 }
 
 static void
-skl_edp_set_pll_config(struct intel_crtc_state *pipe_config, int link_clock)
+skl_edp_set_pll_config(struct intel_crtc_state *pipe_config)
 {
 	u32 ctrl1;
 
@@ -1101,7 +1101,7 @@ skl_edp_set_pll_config(struct intel_crtc_state *pipe_config, int link_clock)
 	pipe_config->dpll_hw_state.cfgcr2 = 0;
 
 	ctrl1 = DPLL_CTRL1_OVERRIDE(SKL_DPLL0);
-	switch (link_clock / 2) {
+	switch (pipe_config->port_clock / 2) {
 	case 81000:
 		ctrl1 |= DPLL_CTRL1_LINK_RATE(DPLL_CTRL1_LINK_RATE_810,
 					      SKL_DPLL0);
@@ -1134,20 +1134,20 @@ skl_edp_set_pll_config(struct intel_crtc_state *pipe_config, int link_clock)
 	pipe_config->dpll_hw_state.ctrl1 = ctrl1;
 }
 
-static void
-hsw_dp_set_ddi_pll_sel(struct intel_crtc_state *pipe_config, int link_bw)
+void
+hsw_dp_set_ddi_pll_sel(struct intel_crtc_state *pipe_config)
 {
 	memset(&pipe_config->dpll_hw_state, 0,
 	       sizeof(pipe_config->dpll_hw_state));
 
-	switch (link_bw) {
-	case DP_LINK_BW_1_62:
+	switch (pipe_config->port_clock / 2) {
+	case 81000:
 		pipe_config->ddi_pll_sel = PORT_CLK_SEL_LCPLL_810;
 		break;
-	case DP_LINK_BW_2_7:
+	case 135000:
 		pipe_config->ddi_pll_sel = PORT_CLK_SEL_LCPLL_1350;
 		break;
-	case DP_LINK_BW_5_4:
+	case 270000:
 		pipe_config->ddi_pll_sel = PORT_CLK_SEL_LCPLL_2700;
 		break;
 	}
@@ -1198,7 +1198,7 @@ intel_dp_source_rates(struct drm_device *dev, const int **source_rates)
 
 static void
 intel_dp_set_clock(struct intel_encoder *encoder,
-		   struct intel_crtc_state *pipe_config, int link_bw)
+		   struct intel_crtc_state *pipe_config)
 {
 	struct drm_device *dev = encoder->base.dev;
 	const struct dp_link_dpll *divisor = NULL;
@@ -1220,7 +1220,7 @@ intel_dp_set_clock(struct intel_encoder *encoder,
 
 	if (divisor && count) {
 		for (i = 0; i < count; i++) {
-			if (link_bw == divisor[i].link_bw) {
+			if (pipe_config->port_clock == divisor[i].clock) {
 				pipe_config->dpll = divisor[i].dpll;
 				pipe_config->clock_set = true;
 				break;
@@ -1494,13 +1494,13 @@ found:
 	}
 
 	if (IS_SKYLAKE(dev) && is_edp(intel_dp))
-		skl_edp_set_pll_config(pipe_config, common_rates[clock]);
+		skl_edp_set_pll_config(pipe_config);
 	else if (IS_BROXTON(dev))
 		/* handled in ddi */;
 	else if (IS_HASWELL(dev) || IS_BROADWELL(dev))
-		hsw_dp_set_ddi_pll_sel(pipe_config, intel_dp->link_bw);
+		hsw_dp_set_ddi_pll_sel(pipe_config);
 	else
-		intel_dp_set_clock(encoder, pipe_config, intel_dp->link_bw);
+		intel_dp_set_clock(encoder, pipe_config);
 
 	return true;
 }
diff --git a/drivers/gpu/drm/i915/intel_dp_mst.c b/drivers/gpu/drm/i915/intel_dp_mst.c
index 600afdbef..8c127201a 100644
--- a/drivers/gpu/drm/i915/intel_dp_mst.c
+++ b/drivers/gpu/drm/i915/intel_dp_mst.c
@@ -33,6 +33,7 @@
 static bool intel_dp_mst_compute_config(struct intel_encoder *encoder,
 					struct intel_crtc_state *pipe_config)
 {
+	struct drm_device *dev = encoder->base.dev;
 	struct intel_dp_mst_encoder *intel_mst = enc_to_mst(&encoder->base);
 	struct intel_digital_port *intel_dig_port = intel_mst->primary;
 	struct intel_dp *intel_dp = &intel_dig_port->dp;
@@ -97,6 +98,10 @@ static bool intel_dp_mst_compute_config(struct intel_encoder *encoder,
 			       &pipe_config->dp_m_n);
 
 	pipe_config->dp_m_n.tu = slots;
+
+	if (IS_HASWELL(dev) || IS_BROADWELL(dev))
+		hsw_dp_set_ddi_pll_sel(pipe_config);
+
 	return true;
 
 }
diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
index 105928382..04d426156 100644
--- a/drivers/gpu/drm/i915/intel_drv.h
+++ b/drivers/gpu/drm/i915/intel_drv.h
@@ -1194,6 +1194,7 @@ void intel_edp_drrs_disable(struct intel_dp *intel_dp);
 void intel_edp_drrs_invalidate(struct drm_device *dev,
 		unsigned frontbuffer_bits);
 void intel_edp_drrs_flush(struct drm_device *dev, unsigned frontbuffer_bits);
+void hsw_dp_set_ddi_pll_sel(struct intel_crtc_state *pipe_config);
 
 /* intel_dp_mst.c */
 int intel_dp_mst_encoder_init(struct intel_digital_port *intel_dig_port, int conn_id);
diff --git a/drivers/gpu/drm/radeon/radeon_combios.c b/drivers/gpu/drm/radeon/radeon_combios.c
index c097d3a82..a9b01bcf7 100644
--- a/drivers/gpu/drm/radeon/radeon_combios.c
+++ b/drivers/gpu/drm/radeon/radeon_combios.c
@@ -3387,6 +3387,14 @@ void radeon_combios_asic_init(struct drm_device *dev)
 	    rdev->pdev->subsystem_device == 0x30ae)
 		return;
 
+	/* quirk for rs4xx HP Compaq dc5750 Small Form Factor to make it resume
+	 * - it hangs on resume inside the dynclk 1 table.
+	 */
+	if (rdev->family == CHIP_RS480 &&
+	    rdev->pdev->subsystem_vendor == 0x103c &&
+	    rdev->pdev->subsystem_device == 0x280a)
+		return;
+
 	/* DYN CLK 1 */
 	table = combios_get_table_offset(dev, COMBIOS_DYN_CLK_1_TABLE);
 	if (table)
diff --git a/drivers/i2c/busses/i2c-xgene-slimpro.c b/drivers/i2c/busses/i2c-xgene-slimpro.c
index 1c9cb65ac..4233f5695 100644
--- a/drivers/i2c/busses/i2c-xgene-slimpro.c
+++ b/drivers/i2c/busses/i2c-xgene-slimpro.c
@@ -198,10 +198,10 @@ static int slimpro_i2c_blkrd(struct slimpro_i2c_dev *ctx, u32 chip, u32 addr,
 	int rc;
 
 	paddr = dma_map_single(ctx->dev, ctx->dma_buffer, readlen, DMA_FROM_DEVICE);
-	rc = dma_mapping_error(ctx->dev, paddr);
-	if (rc) {
+	if (dma_mapping_error(ctx->dev, paddr)) {
 		dev_err(&ctx->adapter.dev, "Error in mapping dma buffer %p\n",
 			ctx->dma_buffer);
+		rc = -ENOMEM;
 		goto err;
 	}
 
@@ -241,10 +241,10 @@ static int slimpro_i2c_blkwr(struct slimpro_i2c_dev *ctx, u32 chip,
 	memcpy(ctx->dma_buffer, data, writelen);
 	paddr = dma_map_single(ctx->dev, ctx->dma_buffer, writelen,
 			       DMA_TO_DEVICE);
-	rc = dma_mapping_error(ctx->dev, paddr);
-	if (rc) {
+	if (dma_mapping_error(ctx->dev, paddr)) {
 		dev_err(&ctx->adapter.dev, "Error in mapping dma buffer %p\n",
 			ctx->dma_buffer);
+		rc = -ENOMEM;
 		goto err;
 	}
 
diff --git a/drivers/infiniband/core/uverbs.h b/drivers/infiniband/core/uverbs.h
index ba365b6d1..65cbfcc92 100644
--- a/drivers/infiniband/core/uverbs.h
+++ b/drivers/infiniband/core/uverbs.h
@@ -85,7 +85,7 @@
  */
 
 struct ib_uverbs_device {
-	struct kref				ref;
+	atomic_t				refcount;
 	int					num_comp_vectors;
 	struct completion			comp;
 	struct device			       *dev;
@@ -94,6 +94,7 @@ struct ib_uverbs_device {
 	struct cdev			        cdev;
 	struct rb_root				xrcd_tree;
 	struct mutex				xrcd_tree_mutex;
+	struct kobject				kobj;
 };
 
 struct ib_uverbs_event_file {
diff --git a/drivers/infiniband/core/uverbs_cmd.c b/drivers/infiniband/core/uverbs_cmd.c
index bbb02ffe8..a6ca83b31 100644
--- a/drivers/infiniband/core/uverbs_cmd.c
+++ b/drivers/infiniband/core/uverbs_cmd.c
@@ -2346,6 +2346,12 @@ ssize_t ib_uverbs_post_send(struct ib_uverbs_file *file,
 		next->send_flags = user_wr->send_flags;
 
 		if (is_ud) {
+			if (next->opcode != IB_WR_SEND &&
+			    next->opcode != IB_WR_SEND_WITH_IMM) {
+				ret = -EINVAL;
+				goto out_put;
+			}
+
 			next->wr.ud.ah = idr_read_ah(user_wr->wr.ud.ah,
 						     file->ucontext);
 			if (!next->wr.ud.ah) {
@@ -2385,9 +2391,11 @@ ssize_t ib_uverbs_post_send(struct ib_uverbs_file *file,
 					user_wr->wr.atomic.compare_add;
 				next->wr.atomic.swap = user_wr->wr.atomic.swap;
 				next->wr.atomic.rkey = user_wr->wr.atomic.rkey;
+			case IB_WR_SEND:
 				break;
 			default:
-				break;
+				ret = -EINVAL;
+				goto out_put;
 			}
 		}
 
diff --git a/drivers/infiniband/core/uverbs_main.c b/drivers/infiniband/core/uverbs_main.c
index f6eef2da7..15f4126a5 100644
--- a/drivers/infiniband/core/uverbs_main.c
+++ b/drivers/infiniband/core/uverbs_main.c
@@ -130,14 +130,18 @@ static int (*uverbs_ex_cmd_table[])(struct ib_uverbs_file *file,
 static void ib_uverbs_add_one(struct ib_device *device);
 static void ib_uverbs_remove_one(struct ib_device *device);
 
-static void ib_uverbs_release_dev(struct kref *ref)
+static void ib_uverbs_release_dev(struct kobject *kobj)
 {
 	struct ib_uverbs_device *dev =
-		container_of(ref, struct ib_uverbs_device, ref);
+		container_of(kobj, struct ib_uverbs_device, kobj);
 
-	complete(&dev->comp);
+	kfree(dev);
 }
 
+static struct kobj_type ib_uverbs_dev_ktype = {
+	.release = ib_uverbs_release_dev,
+};
+
 static void ib_uverbs_release_event_file(struct kref *ref)
 {
 	struct ib_uverbs_event_file *file =
@@ -303,13 +307,19 @@ static int ib_uverbs_cleanup_ucontext(struct ib_uverbs_file *file,
 	return context->device->dealloc_ucontext(context);
 }
 
+static void ib_uverbs_comp_dev(struct ib_uverbs_device *dev)
+{
+	complete(&dev->comp);
+}
+
 static void ib_uverbs_release_file(struct kref *ref)
 {
 	struct ib_uverbs_file *file =
 		container_of(ref, struct ib_uverbs_file, ref);
 
 	module_put(file->device->ib_dev->owner);
-	kref_put(&file->device->ref, ib_uverbs_release_dev);
+	if (atomic_dec_and_test(&file->device->refcount))
+		ib_uverbs_comp_dev(file->device);
 
 	kfree(file);
 }
@@ -743,9 +753,7 @@ static int ib_uverbs_open(struct inode *inode, struct file *filp)
 	int ret;
 
 	dev = container_of(inode->i_cdev, struct ib_uverbs_device, cdev);
-	if (dev)
-		kref_get(&dev->ref);
-	else
+	if (!atomic_inc_not_zero(&dev->refcount))
 		return -ENXIO;
 
 	if (!try_module_get(dev->ib_dev->owner)) {
@@ -766,6 +774,7 @@ static int ib_uverbs_open(struct inode *inode, struct file *filp)
 	mutex_init(&file->mutex);
 
 	filp->private_data = file;
+	kobject_get(&dev->kobj);
 
 	return nonseekable_open(inode, filp);
 
@@ -773,13 +782,16 @@ err_module:
 	module_put(dev->ib_dev->owner);
 
 err:
-	kref_put(&dev->ref, ib_uverbs_release_dev);
+	if (atomic_dec_and_test(&dev->refcount))
+		ib_uverbs_comp_dev(dev);
+
 	return ret;
 }
 
 static int ib_uverbs_close(struct inode *inode, struct file *filp)
 {
 	struct ib_uverbs_file *file = filp->private_data;
+	struct ib_uverbs_device *dev = file->device;
 
 	ib_uverbs_cleanup_ucontext(file, file->ucontext);
 
@@ -787,6 +799,7 @@ static int ib_uverbs_close(struct inode *inode, struct file *filp)
 		kref_put(&file->async_file->ref, ib_uverbs_release_event_file);
 
 	kref_put(&file->ref, ib_uverbs_release_file);
+	kobject_put(&dev->kobj);
 
 	return 0;
 }
@@ -882,10 +895,11 @@ static void ib_uverbs_add_one(struct ib_device *device)
 	if (!uverbs_dev)
 		return;
 
-	kref_init(&uverbs_dev->ref);
+	atomic_set(&uverbs_dev->refcount, 1);
 	init_completion(&uverbs_dev->comp);
 	uverbs_dev->xrcd_tree = RB_ROOT;
 	mutex_init(&uverbs_dev->xrcd_tree_mutex);
+	kobject_init(&uverbs_dev->kobj, &ib_uverbs_dev_ktype);
 
 	spin_lock(&map_lock);
 	devnum = find_first_zero_bit(dev_map, IB_UVERBS_MAX_DEVICES);
@@ -912,6 +926,7 @@ static void ib_uverbs_add_one(struct ib_device *device)
 	cdev_init(&uverbs_dev->cdev, NULL);
 	uverbs_dev->cdev.owner = THIS_MODULE;
 	uverbs_dev->cdev.ops = device->mmap ? &uverbs_mmap_fops : &uverbs_fops;
+	uverbs_dev->cdev.kobj.parent = &uverbs_dev->kobj;
 	kobject_set_name(&uverbs_dev->cdev.kobj, "uverbs%d", uverbs_dev->devnum);
 	if (cdev_add(&uverbs_dev->cdev, base, 1))
 		goto err_cdev;
@@ -942,9 +957,10 @@ err_cdev:
 		clear_bit(devnum, overflow_map);
 
 err:
-	kref_put(&uverbs_dev->ref, ib_uverbs_release_dev);
+	if (atomic_dec_and_test(&uverbs_dev->refcount))
+		ib_uverbs_comp_dev(uverbs_dev);
 	wait_for_completion(&uverbs_dev->comp);
-	kfree(uverbs_dev);
+	kobject_put(&uverbs_dev->kobj);
 	return;
 }
 
@@ -964,9 +980,10 @@ static void ib_uverbs_remove_one(struct ib_device *device)
 	else
 		clear_bit(uverbs_dev->devnum - IB_UVERBS_MAX_DEVICES, overflow_map);
 
-	kref_put(&uverbs_dev->ref, ib_uverbs_release_dev);
+	if (atomic_dec_and_test(&uverbs_dev->refcount))
+		ib_uverbs_comp_dev(uverbs_dev);
 	wait_for_completion(&uverbs_dev->comp);
-	kfree(uverbs_dev);
+	kobject_put(&uverbs_dev->kobj);
 }
 
 static char *uverbs_devnode(struct device *dev, umode_t *mode)
diff --git a/drivers/infiniband/hw/mlx4/ah.c b/drivers/infiniband/hw/mlx4/ah.c
index f50a54622..33fdd5012 100644
--- a/drivers/infiniband/hw/mlx4/ah.c
+++ b/drivers/infiniband/hw/mlx4/ah.c
@@ -148,9 +148,13 @@ int mlx4_ib_query_ah(struct ib_ah *ibah, struct ib_ah_attr *ah_attr)
 	enum rdma_link_layer ll;
 
 	memset(ah_attr, 0, sizeof *ah_attr);
-	ah_attr->sl = be32_to_cpu(ah->av.ib.sl_tclass_flowlabel) >> 28;
 	ah_attr->port_num = be32_to_cpu(ah->av.ib.port_pd) >> 24;
 	ll = rdma_port_get_link_layer(ibah->device, ah_attr->port_num);
+	if (ll == IB_LINK_LAYER_ETHERNET)
+		ah_attr->sl = be32_to_cpu(ah->av.eth.sl_tclass_flowlabel) >> 29;
+	else
+		ah_attr->sl = be32_to_cpu(ah->av.ib.sl_tclass_flowlabel) >> 28;
+
 	ah_attr->dlid = ll == IB_LINK_LAYER_INFINIBAND ? be16_to_cpu(ah->av.ib.dlid) : 0;
 	if (ah->av.ib.stat_rate)
 		ah_attr->static_rate = ah->av.ib.stat_rate - MLX4_STAT_RATE_OFFSET;
diff --git a/drivers/infiniband/hw/mlx4/cq.c b/drivers/infiniband/hw/mlx4/cq.c
index 36eb3d012..2f4259525 100644
--- a/drivers/infiniband/hw/mlx4/cq.c
+++ b/drivers/infiniband/hw/mlx4/cq.c
@@ -638,7 +638,7 @@ static void mlx4_ib_poll_sw_comp(struct mlx4_ib_cq *cq, int num_entries,
 	 * simulated FLUSH_ERR completions
 	 */
 	list_for_each_entry(qp, &cq->send_qp_list, cq_send_list) {
-		mlx4_ib_qp_sw_comp(qp, num_entries, wc, npolled, 1);
+		mlx4_ib_qp_sw_comp(qp, num_entries, wc + *npolled, npolled, 1);
 		if (*npolled >= num_entries)
 			goto out;
 	}
diff --git a/drivers/infiniband/hw/mlx4/mcg.c b/drivers/infiniband/hw/mlx4/mcg.c
index ed327e6c8..a0559a8af 100644
--- a/drivers/infiniband/hw/mlx4/mcg.c
+++ b/drivers/infiniband/hw/mlx4/mcg.c
@@ -206,15 +206,16 @@ static int send_mad_to_wire(struct mlx4_ib_demux_ctx *ctx, struct ib_mad *mad)
 {
 	struct mlx4_ib_dev *dev = ctx->dev;
 	struct ib_ah_attr	ah_attr;
+	unsigned long flags;
 
-	spin_lock(&dev->sm_lock);
+	spin_lock_irqsave(&dev->sm_lock, flags);
 	if (!dev->sm_ah[ctx->port - 1]) {
 		/* port is not yet Active, sm_ah not ready */
-		spin_unlock(&dev->sm_lock);
+		spin_unlock_irqrestore(&dev->sm_lock, flags);
 		return -EAGAIN;
 	}
 	mlx4_ib_query_ah(dev->sm_ah[ctx->port - 1], &ah_attr);
-	spin_unlock(&dev->sm_lock);
+	spin_unlock_irqrestore(&dev->sm_lock, flags);
 	return mlx4_ib_send_to_wire(dev, mlx4_master_func_num(dev->dev),
 				    ctx->port, IB_QPT_GSI, 0, 1, IB_QP1_QKEY,
 				    &ah_attr, NULL, mad);
diff --git a/drivers/infiniband/hw/mlx4/sysfs.c b/drivers/infiniband/hw/mlx4/sysfs.c
index 6797108ce..69fb5ba94 100644
--- a/drivers/infiniband/hw/mlx4/sysfs.c
+++ b/drivers/infiniband/hw/mlx4/sysfs.c
@@ -640,6 +640,8 @@ static int add_port(struct mlx4_ib_dev *dev, int port_num, int slave)
 	struct mlx4_port *p;
 	int i;
 	int ret;
+	int is_eth = rdma_port_get_link_layer(&dev->ib_dev, port_num) ==
+			IB_LINK_LAYER_ETHERNET;
 
 	p = kzalloc(sizeof *p, GFP_KERNEL);
 	if (!p)
@@ -657,7 +659,8 @@ static int add_port(struct mlx4_ib_dev *dev, int port_num, int slave)
 
 	p->pkey_group.name  = "pkey_idx";
 	p->pkey_group.attrs =
-		alloc_group_attrs(show_port_pkey, store_port_pkey,
+		alloc_group_attrs(show_port_pkey,
+				  is_eth ? NULL : store_port_pkey,
 				  dev->dev->caps.pkey_table_len[port_num]);
 	if (!p->pkey_group.attrs) {
 		ret = -ENOMEM;
diff --git a/drivers/infiniband/hw/mlx5/mr.c b/drivers/infiniband/hw/mlx5/mr.c
index bc9a0de89..dbb75c0de 100644
--- a/drivers/infiniband/hw/mlx5/mr.c
+++ b/drivers/infiniband/hw/mlx5/mr.c
@@ -1118,19 +1118,7 @@ struct ib_mr *mlx5_ib_reg_user_mr(struct ib_pd *pd, u64 start, u64 length,
 	return &mr->ibmr;
 
 error:
-	/*
-	 * Destroy the umem *before* destroying the MR, to ensure we
-	 * will not have any in-flight notifiers when destroying the
-	 * MR.
-	 *
-	 * As the MR is completely invalid to begin with, and this
-	 * error path is only taken if we can't push the mr entry into
-	 * the pagefault tree, this is safe.
-	 */
-
 	ib_umem_release(umem);
-	/* Kill the MR, and return an error code. */
-	clean_mr(mr);
 	return ERR_PTR(err);
 }
 
diff --git a/drivers/infiniband/hw/qib/qib_keys.c b/drivers/infiniband/hw/qib/qib_keys.c
index ad843c786..5afaa2185 100644
--- a/drivers/infiniband/hw/qib/qib_keys.c
+++ b/drivers/infiniband/hw/qib/qib_keys.c
@@ -86,6 +86,10 @@ int qib_alloc_lkey(struct qib_mregion *mr, int dma_region)
 	 * unrestricted LKEY.
 	 */
 	rkt->gen++;
+	/*
+	 * bits are capped in qib_verbs.c to insure enough bits
+	 * for generation number
+	 */
 	mr->lkey = (r << (32 - ib_qib_lkey_table_size)) |
 		((((1 << (24 - ib_qib_lkey_table_size)) - 1) & rkt->gen)
 		 << 8);
diff --git a/drivers/infiniband/hw/qib/qib_verbs.c b/drivers/infiniband/hw/qib/qib_verbs.c
index a05d1a372..77e981abf 100644
--- a/drivers/infiniband/hw/qib/qib_verbs.c
+++ b/drivers/infiniband/hw/qib/qib_verbs.c
@@ -40,6 +40,7 @@
 #include <linux/rculist.h>
 #include <linux/mm.h>
 #include <linux/random.h>
+#include <linux/vmalloc.h>
 
 #include "qib.h"
 #include "qib_common.h"
@@ -2109,10 +2110,16 @@ int qib_register_ib_device(struct qib_devdata *dd)
 	 * the LKEY).  The remaining bits act as a generation number or tag.
 	 */
 	spin_lock_init(&dev->lk_table.lock);
+	/* insure generation is at least 4 bits see keys.c */
+	if (ib_qib_lkey_table_size > MAX_LKEY_TABLE_BITS) {
+		qib_dev_warn(dd, "lkey bits %u too large, reduced to %u\n",
+			ib_qib_lkey_table_size, MAX_LKEY_TABLE_BITS);
+		ib_qib_lkey_table_size = MAX_LKEY_TABLE_BITS;
+	}
 	dev->lk_table.max = 1 << ib_qib_lkey_table_size;
 	lk_tab_size = dev->lk_table.max * sizeof(*dev->lk_table.table);
 	dev->lk_table.table = (struct qib_mregion __rcu **)
-		__get_free_pages(GFP_KERNEL, get_order(lk_tab_size));
+		vmalloc(lk_tab_size);
 	if (dev->lk_table.table == NULL) {
 		ret = -ENOMEM;
 		goto err_lk;
@@ -2286,7 +2293,7 @@ err_tx:
 					sizeof(struct qib_pio_header),
 				  dev->pio_hdrs, dev->pio_hdrs_phys);
 err_hdrs:
-	free_pages((unsigned long) dev->lk_table.table, get_order(lk_tab_size));
+	vfree(dev->lk_table.table);
 err_lk:
 	kfree(dev->qp_table);
 err_qpt:
@@ -2340,8 +2347,7 @@ void qib_unregister_ib_device(struct qib_devdata *dd)
 					sizeof(struct qib_pio_header),
 				  dev->pio_hdrs, dev->pio_hdrs_phys);
 	lk_tab_size = dev->lk_table.max * sizeof(*dev->lk_table.table);
-	free_pages((unsigned long) dev->lk_table.table,
-		   get_order(lk_tab_size));
+	vfree(dev->lk_table.table);
 	kfree(dev->qp_table);
 }
 
diff --git a/drivers/infiniband/hw/qib/qib_verbs.h b/drivers/infiniband/hw/qib/qib_verbs.h
index 163557275..bce0fa596 100644
--- a/drivers/infiniband/hw/qib/qib_verbs.h
+++ b/drivers/infiniband/hw/qib/qib_verbs.h
@@ -647,6 +647,8 @@ struct qib_qpn_table {
 	struct qpn_map map[QPNMAP_ENTRIES];
 };
 
+#define MAX_LKEY_TABLE_BITS 23
+
 struct qib_lkey_table {
 	spinlock_t lock; /* protect changes in this struct */
 	u32 next;               /* next unused index (speeds search) */
diff --git a/drivers/infiniband/ulp/iser/iscsi_iser.c b/drivers/infiniband/ulp/iser/iscsi_iser.c
index 6a594aac2..c933d882c 100644
--- a/drivers/infiniband/ulp/iser/iscsi_iser.c
+++ b/drivers/infiniband/ulp/iser/iscsi_iser.c
@@ -201,6 +201,7 @@ iser_initialize_task_headers(struct iscsi_task *task,
 		goto out;
 	}
 
+	tx_desc->mapped = true;
 	tx_desc->dma_addr = dma_addr;
 	tx_desc->tx_sg[0].addr   = tx_desc->dma_addr;
 	tx_desc->tx_sg[0].length = ISER_HEADERS_LEN;
@@ -360,16 +361,19 @@ iscsi_iser_task_xmit(struct iscsi_task *task)
 static void iscsi_iser_cleanup_task(struct iscsi_task *task)
 {
 	struct iscsi_iser_task *iser_task = task->dd_data;
-	struct iser_tx_desc    *tx_desc   = &iser_task->desc;
-	struct iser_conn       *iser_conn	  = task->conn->dd_data;
+	struct iser_tx_desc *tx_desc = &iser_task->desc;
+	struct iser_conn *iser_conn = task->conn->dd_data;
 	struct iser_device *device = iser_conn->ib_conn.device;
 
 	/* DEVICE_REMOVAL event might have already released the device */
 	if (!device)
 		return;
 
-	ib_dma_unmap_single(device->ib_device,
-		tx_desc->dma_addr, ISER_HEADERS_LEN, DMA_TO_DEVICE);
+	if (likely(tx_desc->mapped)) {
+		ib_dma_unmap_single(device->ib_device, tx_desc->dma_addr,
+				    ISER_HEADERS_LEN, DMA_TO_DEVICE);
+		tx_desc->mapped = false;
+	}
 
 	/* mgmt tasks do not need special cleanup */
 	if (!task->sc)
diff --git a/drivers/infiniband/ulp/iser/iscsi_iser.h b/drivers/infiniband/ulp/iser/iscsi_iser.h
index 262ba1f8e..d2b6caf76 100644
--- a/drivers/infiniband/ulp/iser/iscsi_iser.h
+++ b/drivers/infiniband/ulp/iser/iscsi_iser.h
@@ -270,6 +270,7 @@ enum iser_desc_type {
  *                 sg[1] optionally points to either of immediate data
  *                 unsolicited data-out or control
  * @num_sge:       number sges used on this TX task
+ * @mapped:        Is the task header mapped
  */
 struct iser_tx_desc {
 	struct iser_hdr              iser_header;
@@ -278,6 +279,7 @@ struct iser_tx_desc {
 	u64		             dma_addr;
 	struct ib_sge		     tx_sg[2];
 	int                          num_sge;
+	bool			     mapped;
 };
 
 #define ISER_RX_PAD_SIZE	(256 - (ISER_RX_PAYLOAD_SIZE + \
diff --git a/drivers/infiniband/ulp/iser/iser_initiator.c b/drivers/infiniband/ulp/iser/iser_initiator.c
index 3e2118e8e..0a47f42fe 100644
--- a/drivers/infiniband/ulp/iser/iser_initiator.c
+++ b/drivers/infiniband/ulp/iser/iser_initiator.c
@@ -454,7 +454,7 @@ int iser_send_data_out(struct iscsi_conn *conn,
 	unsigned long buf_offset;
 	unsigned long data_seg_len;
 	uint32_t itt;
-	int err = 0;
+	int err;
 	struct ib_sge *tx_dsg;
 
 	itt = (__force uint32_t)hdr->itt;
@@ -475,7 +475,9 @@ int iser_send_data_out(struct iscsi_conn *conn,
 	memcpy(&tx_desc->iscsi_header, hdr, sizeof(struct iscsi_hdr));
 
 	/* build the tx desc */
-	iser_initialize_task_headers(task, tx_desc);
+	err = iser_initialize_task_headers(task, tx_desc);
+	if (err)
+		goto send_data_out_error;
 
 	mem_reg = &iser_task->rdma_reg[ISER_DIR_OUT];
 	tx_dsg = &tx_desc->tx_sg[1];
@@ -502,7 +504,7 @@ int iser_send_data_out(struct iscsi_conn *conn,
 
 send_data_out_error:
 	kmem_cache_free(ig.desc_cache, tx_desc);
-	iser_err("conn %p failed err %d\n",conn, err);
+	iser_err("conn %p failed err %d\n", conn, err);
 	return err;
 }
 
diff --git a/drivers/infiniband/ulp/srp/ib_srp.c b/drivers/infiniband/ulp/srp/ib_srp.c
index 31a20b462..ffda44ff9 100644
--- a/drivers/infiniband/ulp/srp/ib_srp.c
+++ b/drivers/infiniband/ulp/srp/ib_srp.c
@@ -2757,6 +2757,13 @@ static int srp_sdev_count(struct Scsi_Host *host)
 	return c;
 }
 
+/*
+ * Return values:
+ * < 0 upon failure. Caller is responsible for SRP target port cleanup.
+ * 0 and target->state == SRP_TARGET_REMOVED if asynchronous target port
+ *    removal has been scheduled.
+ * 0 and target->state != SRP_TARGET_REMOVED upon success.
+ */
 static int srp_add_target(struct srp_host *host, struct srp_target_port *target)
 {
 	struct srp_rport_identifiers ids;
@@ -3262,7 +3269,7 @@ static ssize_t srp_create_target(struct device *dev,
 					srp_free_ch_ib(target, ch);
 					srp_free_req_data(target, ch);
 					target->ch_count = ch - target->ch;
-					break;
+					goto connected;
 				}
 			}
 
@@ -3272,6 +3279,7 @@ static ssize_t srp_create_target(struct device *dev,
 		node_idx++;
 	}
 
+connected:
 	target->scsi_host->nr_hw_queues = target->ch_count;
 
 	ret = srp_add_target(host, target);
@@ -3294,6 +3302,8 @@ out:
 	mutex_unlock(&host->add_target_mutex);
 
 	scsi_host_put(target->scsi_host);
+	if (ret < 0)
+		scsi_host_put(target->scsi_host);
 
 	return ret;
 
diff --git a/drivers/input/evdev.c b/drivers/input/evdev.c
index 9d35499fa..08d496411 100644
--- a/drivers/input/evdev.c
+++ b/drivers/input/evdev.c
@@ -290,19 +290,14 @@ static int evdev_flush(struct file *file, fl_owner_t id)
 {
 	struct evdev_client *client = file->private_data;
 	struct evdev *evdev = client->evdev;
-	int retval;
 
-	retval = mutex_lock_interruptible(&evdev->mutex);
-	if (retval)
-		return retval;
+	mutex_lock(&evdev->mutex);
 
-	if (!evdev->exist || client->revoked)
-		retval = -ENODEV;
-	else
-		retval = input_flush_device(&evdev->handle, file);
+	if (evdev->exist && !client->revoked)
+		input_flush_device(&evdev->handle, file);
 
 	mutex_unlock(&evdev->mutex);
-	return retval;
+	return 0;
 }
 
 static void evdev_free(struct device *dev)
diff --git a/drivers/iommu/fsl_pamu.c b/drivers/iommu/fsl_pamu.c
index abeedc9a7..2570f2a25 100644
--- a/drivers/iommu/fsl_pamu.c
+++ b/drivers/iommu/fsl_pamu.c
@@ -41,7 +41,6 @@ struct pamu_isr_data {
 
 static struct paace *ppaact;
 static struct paace *spaact;
-static struct ome *omt __initdata;
 
 /*
  * Table for matching compatible strings, for device tree
@@ -50,7 +49,7 @@ static struct ome *omt __initdata;
  * SOCs. For the older SOCs "fsl,qoriq-device-config-1.0"
  * string would be used.
  */
-static const struct of_device_id guts_device_ids[] __initconst = {
+static const struct of_device_id guts_device_ids[] = {
 	{ .compatible = "fsl,qoriq-device-config-1.0", },
 	{ .compatible = "fsl,qoriq-device-config-2.0", },
 	{}
@@ -599,7 +598,7 @@ found_cpu_node:
  * Memory accesses to QMAN and BMAN private memory need not be coherent, so
  * clear the PAACE entry coherency attribute for them.
  */
-static void __init setup_qbman_paace(struct paace *ppaace, int  paace_type)
+static void setup_qbman_paace(struct paace *ppaace, int  paace_type)
 {
 	switch (paace_type) {
 	case QMAN_PAACE:
@@ -629,7 +628,7 @@ static void __init setup_qbman_paace(struct paace *ppaace, int  paace_type)
  * this table to translate device transaction to appropriate corenet
  * transaction.
  */
-static void __init setup_omt(struct ome *omt)
+static void setup_omt(struct ome *omt)
 {
 	struct ome *ome;
 
@@ -666,7 +665,7 @@ static void __init setup_omt(struct ome *omt)
  * Get the maximum number of PAACT table entries
  * and subwindows supported by PAMU
  */
-static void __init get_pamu_cap_values(unsigned long pamu_reg_base)
+static void get_pamu_cap_values(unsigned long pamu_reg_base)
 {
 	u32 pc_val;
 
@@ -676,9 +675,9 @@ static void __init get_pamu_cap_values(unsigned long pamu_reg_base)
 }
 
 /* Setup PAMU registers pointing to PAACT, SPAACT and OMT */
-static int __init setup_one_pamu(unsigned long pamu_reg_base, unsigned long pamu_reg_size,
-				 phys_addr_t ppaact_phys, phys_addr_t spaact_phys,
-				 phys_addr_t omt_phys)
+static int setup_one_pamu(unsigned long pamu_reg_base, unsigned long pamu_reg_size,
+			  phys_addr_t ppaact_phys, phys_addr_t spaact_phys,
+			  phys_addr_t omt_phys)
 {
 	u32 *pc;
 	struct pamu_mmap_regs *pamu_regs;
@@ -720,7 +719,7 @@ static int __init setup_one_pamu(unsigned long pamu_reg_base, unsigned long pamu
 }
 
 /* Enable all device LIODNS */
-static void __init setup_liodns(void)
+static void setup_liodns(void)
 {
 	int i, len;
 	struct paace *ppaace;
@@ -846,7 +845,7 @@ struct ccsr_law {
 /*
  * Create a coherence subdomain for a given memory block.
  */
-static int __init create_csd(phys_addr_t phys, size_t size, u32 csd_port_id)
+static int create_csd(phys_addr_t phys, size_t size, u32 csd_port_id)
 {
 	struct device_node *np;
 	const __be32 *iprop;
@@ -988,7 +987,7 @@ error:
 static const struct {
 	u32 svr;
 	u32 port_id;
-} port_id_map[] __initconst = {
+} port_id_map[] = {
 	{(SVR_P2040 << 8) | 0x10, 0xFF000000},	/* P2040 1.0 */
 	{(SVR_P2040 << 8) | 0x11, 0xFF000000},	/* P2040 1.1 */
 	{(SVR_P2041 << 8) | 0x10, 0xFF000000},	/* P2041 1.0 */
@@ -1006,7 +1005,7 @@ static const struct {
 
 #define SVR_SECURITY	0x80000	/* The Security (E) bit */
 
-static int __init fsl_pamu_probe(struct platform_device *pdev)
+static int fsl_pamu_probe(struct platform_device *pdev)
 {
 	struct device *dev = &pdev->dev;
 	void __iomem *pamu_regs = NULL;
@@ -1022,6 +1021,7 @@ static int __init fsl_pamu_probe(struct platform_device *pdev)
 	int irq;
 	phys_addr_t ppaact_phys;
 	phys_addr_t spaact_phys;
+	struct ome *omt;
 	phys_addr_t omt_phys;
 	size_t mem_size = 0;
 	unsigned int order = 0;
@@ -1200,7 +1200,7 @@ error:
 	return ret;
 }
 
-static struct platform_driver fsl_of_pamu_driver __initdata = {
+static struct platform_driver fsl_of_pamu_driver = {
 	.driver = {
 		.name = "fsl-of-pamu",
 	},
diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c
index 0649b94f5..7553cb906 100644
--- a/drivers/iommu/intel-iommu.c
+++ b/drivers/iommu/intel-iommu.c
@@ -755,6 +755,7 @@ static inline struct context_entry *iommu_context_addr(struct intel_iommu *iommu
 	struct context_entry *context;
 	u64 *entry;
 
+	entry = &root->lo;
 	if (ecs_enabled(iommu)) {
 		if (devfn >= 0x80) {
 			devfn -= 0x80;
@@ -762,7 +763,6 @@ static inline struct context_entry *iommu_context_addr(struct intel_iommu *iommu
 		}
 		devfn *= 2;
 	}
-	entry = &root->lo;
 	if (*entry & 1)
 		context = phys_to_virt(*entry & VTD_PAGE_MASK);
 	else {
diff --git a/drivers/iommu/io-pgtable-arm.c b/drivers/iommu/io-pgtable-arm.c
index 4e460216b..e29d5d7fe 100644
--- a/drivers/iommu/io-pgtable-arm.c
+++ b/drivers/iommu/io-pgtable-arm.c
@@ -200,6 +200,10 @@ typedef u64 arm_lpae_iopte;
 
 static bool selftest_running = false;
 
+static int __arm_lpae_unmap(struct arm_lpae_io_pgtable *data,
+			    unsigned long iova, size_t size, int lvl,
+			    arm_lpae_iopte *ptep);
+
 static int arm_lpae_init_pte(struct arm_lpae_io_pgtable *data,
 			     unsigned long iova, phys_addr_t paddr,
 			     arm_lpae_iopte prot, int lvl,
@@ -207,10 +211,21 @@ static int arm_lpae_init_pte(struct arm_lpae_io_pgtable *data,
 {
 	arm_lpae_iopte pte = prot;
 
-	/* We require an unmap first */
 	if (iopte_leaf(*ptep, lvl)) {
+		/* We require an unmap first */
 		WARN_ON(!selftest_running);
 		return -EEXIST;
+	} else if (iopte_type(*ptep, lvl) == ARM_LPAE_PTE_TYPE_TABLE) {
+		/*
+		 * We need to unmap and free the old table before
+		 * overwriting it with a block entry.
+		 */
+		arm_lpae_iopte *tblp;
+		size_t sz = ARM_LPAE_BLOCK_SIZE(lvl, data);
+
+		tblp = ptep - ARM_LPAE_LVL_IDX(iova, lvl, data);
+		if (WARN_ON(__arm_lpae_unmap(data, iova, sz, lvl, tblp) != sz))
+			return -EINVAL;
 	}
 
 	if (data->iop.cfg.quirks & IO_PGTABLE_QUIRK_ARM_NS)
diff --git a/drivers/iommu/tegra-smmu.c b/drivers/iommu/tegra-smmu.c
index c1f2e521d..2cd439203 100644
--- a/drivers/iommu/tegra-smmu.c
+++ b/drivers/iommu/tegra-smmu.c
@@ -27,6 +27,7 @@ struct tegra_smmu {
 	const struct tegra_smmu_soc *soc;
 
 	unsigned long pfn_mask;
+	unsigned long tlb_mask;
 
 	unsigned long *asids;
 	struct mutex lock;
@@ -68,7 +69,8 @@ static inline u32 smmu_readl(struct tegra_smmu *smmu, unsigned long offset)
 #define SMMU_TLB_CONFIG 0x14
 #define  SMMU_TLB_CONFIG_HIT_UNDER_MISS (1 << 29)
 #define  SMMU_TLB_CONFIG_ROUND_ROBIN_ARBITRATION (1 << 28)
-#define  SMMU_TLB_CONFIG_ACTIVE_LINES(x) ((x) & 0x3f)
+#define  SMMU_TLB_CONFIG_ACTIVE_LINES(smmu) \
+	((smmu)->soc->num_tlb_lines & (smmu)->tlb_mask)
 
 #define SMMU_PTC_CONFIG 0x18
 #define  SMMU_PTC_CONFIG_ENABLE (1 << 29)
@@ -816,6 +818,9 @@ struct tegra_smmu *tegra_smmu_probe(struct device *dev,
 	smmu->pfn_mask = BIT_MASK(mc->soc->num_address_bits - PAGE_SHIFT) - 1;
 	dev_dbg(dev, "address bits: %u, PFN mask: %#lx\n",
 		mc->soc->num_address_bits, smmu->pfn_mask);
+	smmu->tlb_mask = (smmu->soc->num_tlb_lines << 1) - 1;
+	dev_dbg(dev, "TLB lines: %u, mask: %#lx\n", smmu->soc->num_tlb_lines,
+		smmu->tlb_mask);
 
 	value = SMMU_PTC_CONFIG_ENABLE | SMMU_PTC_CONFIG_INDEX_MAP(0x3f);
 
@@ -825,7 +830,7 @@ struct tegra_smmu *tegra_smmu_probe(struct device *dev,
 	smmu_writel(smmu, value, SMMU_PTC_CONFIG);
 
 	value = SMMU_TLB_CONFIG_HIT_UNDER_MISS |
-		SMMU_TLB_CONFIG_ACTIVE_LINES(0x20);
+		SMMU_TLB_CONFIG_ACTIVE_LINES(smmu);
 
 	if (soc->supports_round_robin_arbitration)
 		value |= SMMU_TLB_CONFIG_ROUND_ROBIN_ARBITRATION;
diff --git a/drivers/media/platform/am437x/am437x-vpfe.c b/drivers/media/platform/am437x/am437x-vpfe.c
index 1fba339cd..c8447fa3f 100644
--- a/drivers/media/platform/am437x/am437x-vpfe.c
+++ b/drivers/media/platform/am437x/am437x-vpfe.c
@@ -1186,14 +1186,24 @@ static int vpfe_initialize_device(struct vpfe_device *vpfe)
 static int vpfe_release(struct file *file)
 {
 	struct vpfe_device *vpfe = video_drvdata(file);
+	bool fh_singular;
 	int ret;
 
 	mutex_lock(&vpfe->lock);
 
-	if (v4l2_fh_is_singular_file(file))
-		vpfe_ccdc_close(&vpfe->ccdc, vpfe->pdev);
+	/* Save the singular status before we call the clean-up helper */
+	fh_singular = v4l2_fh_is_singular_file(file);
+
+	/* the release helper will cleanup any on-going streaming */
 	ret = _vb2_fop_release(file, NULL);
 
+	/*
+	 * If this was the last open file.
+	 * Then de-initialize hw module.
+	 */
+	if (fh_singular)
+		vpfe_ccdc_close(&vpfe->ccdc, vpfe->pdev);
+
 	mutex_unlock(&vpfe->lock);
 
 	return ret;
@@ -1565,7 +1575,7 @@ static int vpfe_s_fmt(struct file *file, void *priv,
 		return -EBUSY;
 	}
 
-	ret = vpfe_try_fmt(file, priv, fmt);
+	ret = vpfe_try_fmt(file, priv, &format);
 	if (ret)
 		return ret;
 
diff --git a/drivers/media/platform/omap3isp/isp.c b/drivers/media/platform/omap3isp/isp.c
index 18d0a8717..12be830d7 100644
--- a/drivers/media/platform/omap3isp/isp.c
+++ b/drivers/media/platform/omap3isp/isp.c
@@ -829,14 +829,14 @@ static int isp_pipeline_link_notify(struct media_link *link, u32 flags,
 	int ret;
 
 	if (notification == MEDIA_DEV_NOTIFY_POST_LINK_CH &&
-	    !(link->flags & MEDIA_LNK_FL_ENABLED)) {
+	    !(flags & MEDIA_LNK_FL_ENABLED)) {
 		/* Powering off entities is assumed to never fail. */
 		isp_pipeline_pm_power(source, -sink_use);
 		isp_pipeline_pm_power(sink, -source_use);
 		return 0;
 	}
 
-	if (notification == MEDIA_DEV_NOTIFY_POST_LINK_CH &&
+	if (notification == MEDIA_DEV_NOTIFY_PRE_LINK_CH &&
 		(flags & MEDIA_LNK_FL_ENABLED)) {
 
 		ret = isp_pipeline_pm_power(source, sink_use);
@@ -2000,10 +2000,8 @@ static int isp_register_entities(struct isp_device *isp)
 	ret = v4l2_device_register_subdev_nodes(&isp->v4l2_dev);
 
 done:
-	if (ret < 0) {
+	if (ret < 0)
 		isp_unregister_entities(isp);
-		v4l2_async_notifier_unregister(&isp->notifier);
-	}
 
 	return ret;
 }
@@ -2423,10 +2421,6 @@ static int isp_probe(struct platform_device *pdev)
 		ret = isp_of_parse_nodes(&pdev->dev, &isp->notifier);
 		if (ret < 0)
 			return ret;
-		ret = v4l2_async_notifier_register(&isp->v4l2_dev,
-						   &isp->notifier);
-		if (ret)
-			return ret;
 	} else {
 		isp->pdata = pdev->dev.platform_data;
 		isp->syscon = syscon_regmap_lookup_by_pdevname("syscon.0");
@@ -2557,18 +2551,27 @@ static int isp_probe(struct platform_device *pdev)
 	if (ret < 0)
 		goto error_iommu;
 
-	isp->notifier.bound = isp_subdev_notifier_bound;
-	isp->notifier.complete = isp_subdev_notifier_complete;
-
 	ret = isp_register_entities(isp);
 	if (ret < 0)
 		goto error_modules;
 
+	if (IS_ENABLED(CONFIG_OF) && pdev->dev.of_node) {
+		isp->notifier.bound = isp_subdev_notifier_bound;
+		isp->notifier.complete = isp_subdev_notifier_complete;
+
+		ret = v4l2_async_notifier_register(&isp->v4l2_dev,
+						   &isp->notifier);
+		if (ret)
+			goto error_register_entities;
+	}
+
 	isp_core_init(isp, 1);
 	omap3isp_put(isp);
 
 	return 0;
 
+error_register_entities:
+	isp_unregister_entities(isp);
 error_modules:
 	isp_cleanup_modules(isp);
 error_iommu:
diff --git a/drivers/media/platform/xilinx/xilinx-dma.c b/drivers/media/platform/xilinx/xilinx-dma.c
index 98e50e446..e779c93cb 100644
--- a/drivers/media/platform/xilinx/xilinx-dma.c
+++ b/drivers/media/platform/xilinx/xilinx-dma.c
@@ -699,8 +699,10 @@ int xvip_dma_init(struct xvip_composite_device *xdev, struct xvip_dma *dma,
 
 	/* ... and the buffers queue... */
 	dma->alloc_ctx = vb2_dma_contig_init_ctx(dma->xdev->dev);
-	if (IS_ERR(dma->alloc_ctx))
+	if (IS_ERR(dma->alloc_ctx)) {
+		ret = PTR_ERR(dma->alloc_ctx);
 		goto error;
+	}
 
 	/* Don't enable VB2_READ and VB2_WRITE, as using the read() and write()
 	 * V4L2 APIs would be inefficient. Testing on the command line with a
diff --git a/drivers/media/rc/rc-main.c b/drivers/media/rc/rc-main.c
index 0ff388a16..f3b6b2caa 100644
--- a/drivers/media/rc/rc-main.c
+++ b/drivers/media/rc/rc-main.c
@@ -1191,9 +1191,6 @@ static int rc_dev_uevent(struct device *device, struct kobj_uevent_env *env)
 {
 	struct rc_dev *dev = to_rc_dev(device);
 
-	if (!dev || !dev->input_dev)
-		return -ENODEV;
-
 	if (dev->rc_map.name)
 		ADD_HOTPLUG_VAR("NAME=%s", dev->rc_map.name);
 	if (dev->driver_name)
diff --git a/drivers/memory/tegra/tegra114.c b/drivers/memory/tegra/tegra114.c
index 9f579589e..9bf11ea90 100644
--- a/drivers/memory/tegra/tegra114.c
+++ b/drivers/memory/tegra/tegra114.c
@@ -935,6 +935,7 @@ static const struct tegra_smmu_soc tegra114_smmu_soc = {
 	.num_swgroups = ARRAY_SIZE(tegra114_swgroups),
 	.supports_round_robin_arbitration = false,
 	.supports_request_limit = false,
+	.num_tlb_lines = 32,
 	.num_asids = 4,
 	.ops = &tegra114_smmu_ops,
 };
diff --git a/drivers/memory/tegra/tegra124.c b/drivers/memory/tegra/tegra124.c
index 966e1557e..70ed80d23 100644
--- a/drivers/memory/tegra/tegra124.c
+++ b/drivers/memory/tegra/tegra124.c
@@ -1023,6 +1023,7 @@ static const struct tegra_smmu_soc tegra124_smmu_soc = {
 	.num_swgroups = ARRAY_SIZE(tegra124_swgroups),
 	.supports_round_robin_arbitration = true,
 	.supports_request_limit = true,
+	.num_tlb_lines = 32,
 	.num_asids = 128,
 	.ops = &tegra124_smmu_ops,
 };
diff --git a/drivers/memory/tegra/tegra30.c b/drivers/memory/tegra/tegra30.c
index 1abcd8f6f..b2a34fefa 100644
--- a/drivers/memory/tegra/tegra30.c
+++ b/drivers/memory/tegra/tegra30.c
@@ -957,6 +957,7 @@ static const struct tegra_smmu_soc tegra30_smmu_soc = {
 	.num_swgroups = ARRAY_SIZE(tegra30_swgroups),
 	.supports_round_robin_arbitration = false,
 	.supports_request_limit = false,
+	.num_tlb_lines = 16,
 	.num_asids = 4,
 	.ops = &tegra30_smmu_ops,
 };
diff --git a/drivers/misc/cxl/api.c b/drivers/misc/cxl/api.c
index 729e08511..4224a6acf 100644
--- a/drivers/misc/cxl/api.c
+++ b/drivers/misc/cxl/api.c
@@ -59,7 +59,7 @@ EXPORT_SYMBOL_GPL(cxl_get_phys_dev);
 
 int cxl_release_context(struct cxl_context *ctx)
 {
-	if (ctx->status != CLOSED)
+	if (ctx->status >= STARTED)
 		return -EBUSY;
 
 	put_device(&ctx->afu->dev);
diff --git a/drivers/misc/cxl/pci.c b/drivers/misc/cxl/pci.c
index 32ad09705..dc836071c 100644
--- a/drivers/misc/cxl/pci.c
+++ b/drivers/misc/cxl/pci.c
@@ -851,16 +851,9 @@ int cxl_reset(struct cxl *adapter)
 {
 	struct pci_dev *dev = to_pci_dev(adapter->dev.parent);
 	int rc;
-	int i;
-	u32 val;
 
 	dev_info(&dev->dev, "CXL reset\n");
 
-	for (i = 0; i < adapter->slices; i++) {
-		cxl_pci_vphb_remove(adapter->afu[i]);
-		cxl_remove_afu(adapter->afu[i]);
-	}
-
 	/* pcie_warm_reset requests a fundamental pci reset which includes a
 	 * PERST assert/deassert.  PERST triggers a loading of the image
 	 * if "user" or "factory" is selected in sysfs */
@@ -869,20 +862,6 @@ int cxl_reset(struct cxl *adapter)
 		return rc;
 	}
 
-	/* the PERST done above fences the PHB.  So, reset depends on EEH
-	 * to unbind the driver, tell Sapphire to reinit the PHB, and rebind
-	 * the driver.  Do an mmio read explictly to ensure EEH notices the
-	 * fenced PHB.  Retry for a few seconds before giving up. */
-	i = 0;
-	while (((val = mmio_read32be(adapter->p1_mmio)) != 0xffffffff) &&
-		(i < 5)) {
-		msleep(500);
-		i++;
-	}
-
-	if (val != 0xffffffff)
-		dev_err(&dev->dev, "cxl: PERST failed to trigger EEH\n");
-
 	return rc;
 }
 
@@ -1140,8 +1119,6 @@ static int cxl_probe(struct pci_dev *dev, const struct pci_device_id *id)
 	int slice;
 	int rc;
 
-	pci_dev_get(dev);
-
 	if (cxl_verbose)
 		dump_cxl_config_space(dev);
 
diff --git a/drivers/mmc/core/core.c b/drivers/mmc/core/core.c
index 9ad73f30f..9e3fdbdc4 100644
--- a/drivers/mmc/core/core.c
+++ b/drivers/mmc/core/core.c
@@ -358,8 +358,10 @@ EXPORT_SYMBOL(mmc_start_bkops);
  */
 static void mmc_wait_data_done(struct mmc_request *mrq)
 {
-	mrq->host->context_info.is_done_rcv = true;
-	wake_up_interruptible(&mrq->host->context_info.wait);
+	struct mmc_context_info *context_info = &mrq->host->context_info;
+
+	context_info->is_done_rcv = true;
+	wake_up_interruptible(&context_info->wait);
 }
 
 static void mmc_wait_done(struct mmc_request *mrq)
diff --git a/drivers/mmc/host/sdhci-of-esdhc.c b/drivers/mmc/host/sdhci-of-esdhc.c
index 797be7549..653f335be 100644
--- a/drivers/mmc/host/sdhci-of-esdhc.c
+++ b/drivers/mmc/host/sdhci-of-esdhc.c
@@ -208,6 +208,12 @@ static void esdhc_of_set_clock(struct sdhci_host *host, unsigned int clock)
 	if (clock == 0)
 		return;
 
+	/* Workaround to start pre_div at 2 for VNN < VENDOR_V_23 */
+	temp = esdhc_readw(host, SDHCI_HOST_VERSION);
+	temp = (temp & SDHCI_VENDOR_VER_MASK) >> SDHCI_VENDOR_VER_SHIFT;
+	if (temp < VENDOR_V_23)
+		pre_div = 2;
+
 	/* Workaround to reduce the clock frequency for p1010 esdhc */
 	if (of_find_compatible_node(NULL, NULL, "fsl,p1010-esdhc")) {
 		if (clock > 20000000)
diff --git a/drivers/mmc/host/sdhci-pci.c b/drivers/mmc/host/sdhci-pci.c
index 94f54d277..b3b0a3e4f 100644
--- a/drivers/mmc/host/sdhci-pci.c
+++ b/drivers/mmc/host/sdhci-pci.c
@@ -618,6 +618,7 @@ static int jmicron_resume(struct sdhci_pci_chip *chip)
 static const struct sdhci_pci_fixes sdhci_o2 = {
 	.probe = sdhci_pci_o2_probe,
 	.quirks = SDHCI_QUIRK_NO_ENDATTR_IN_NOPDESC,
+	.quirks2 = SDHCI_QUIRK2_CLEAR_TRANSFERMODE_REG_BEFORE_CMD,
 	.probe_slot = sdhci_pci_o2_probe_slot,
 	.resume = sdhci_pci_o2_resume,
 };
diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
index 1dbe93232..b0c915a35 100644
--- a/drivers/mmc/host/sdhci.c
+++ b/drivers/mmc/host/sdhci.c
@@ -54,8 +54,7 @@ static void sdhci_finish_command(struct sdhci_host *);
 static int sdhci_execute_tuning(struct mmc_host *mmc, u32 opcode);
 static void sdhci_enable_preset_value(struct sdhci_host *host, bool enable);
 static int sdhci_pre_dma_transfer(struct sdhci_host *host,
-					struct mmc_data *data,
-					struct sdhci_host_next *next);
+					struct mmc_data *data);
 static int sdhci_do_get_cd(struct sdhci_host *host);
 
 #ifdef CONFIG_PM
@@ -496,7 +495,7 @@ static int sdhci_adma_table_pre(struct sdhci_host *host,
 		goto fail;
 	BUG_ON(host->align_addr & host->align_mask);
 
-	host->sg_count = sdhci_pre_dma_transfer(host, data, NULL);
+	host->sg_count = sdhci_pre_dma_transfer(host, data);
 	if (host->sg_count < 0)
 		goto unmap_align;
 
@@ -635,9 +634,11 @@ static void sdhci_adma_table_post(struct sdhci_host *host,
 		}
 	}
 
-	if (!data->host_cookie)
+	if (data->host_cookie == COOKIE_MAPPED) {
 		dma_unmap_sg(mmc_dev(host->mmc), data->sg,
 			data->sg_len, direction);
+		data->host_cookie = COOKIE_UNMAPPED;
+	}
 }
 
 static u8 sdhci_calc_timeout(struct sdhci_host *host, struct mmc_command *cmd)
@@ -833,7 +834,7 @@ static void sdhci_prepare_data(struct sdhci_host *host, struct mmc_command *cmd)
 		} else {
 			int sg_cnt;
 
-			sg_cnt = sdhci_pre_dma_transfer(host, data, NULL);
+			sg_cnt = sdhci_pre_dma_transfer(host, data);
 			if (sg_cnt <= 0) {
 				/*
 				 * This only happens when someone fed
@@ -949,11 +950,13 @@ static void sdhci_finish_data(struct sdhci_host *host)
 		if (host->flags & SDHCI_USE_ADMA)
 			sdhci_adma_table_post(host, data);
 		else {
-			if (!data->host_cookie)
+			if (data->host_cookie == COOKIE_MAPPED) {
 				dma_unmap_sg(mmc_dev(host->mmc),
 					data->sg, data->sg_len,
 					(data->flags & MMC_DATA_READ) ?
 					DMA_FROM_DEVICE : DMA_TO_DEVICE);
+				data->host_cookie = COOKIE_UNMAPPED;
+			}
 		}
 	}
 
@@ -1132,6 +1135,7 @@ static u16 sdhci_get_preset_value(struct sdhci_host *host)
 		preset = sdhci_readw(host, SDHCI_PRESET_FOR_SDR104);
 		break;
 	case MMC_TIMING_UHS_DDR50:
+	case MMC_TIMING_MMC_DDR52:
 		preset = sdhci_readw(host, SDHCI_PRESET_FOR_DDR50);
 		break;
 	case MMC_TIMING_MMC_HS400:
@@ -1559,7 +1563,8 @@ static void sdhci_do_set_ios(struct sdhci_host *host, struct mmc_ios *ios)
 				 (ios->timing == MMC_TIMING_UHS_SDR25) ||
 				 (ios->timing == MMC_TIMING_UHS_SDR50) ||
 				 (ios->timing == MMC_TIMING_UHS_SDR104) ||
-				 (ios->timing == MMC_TIMING_UHS_DDR50))) {
+				 (ios->timing == MMC_TIMING_UHS_DDR50) ||
+				 (ios->timing == MMC_TIMING_MMC_DDR52))) {
 			u16 preset;
 
 			sdhci_enable_preset_value(host, true);
@@ -2097,49 +2102,36 @@ static void sdhci_post_req(struct mmc_host *mmc, struct mmc_request *mrq,
 	struct mmc_data *data = mrq->data;
 
 	if (host->flags & SDHCI_REQ_USE_DMA) {
-		if (data->host_cookie)
+		if (data->host_cookie == COOKIE_GIVEN ||
+				data->host_cookie == COOKIE_MAPPED)
 			dma_unmap_sg(mmc_dev(host->mmc), data->sg, data->sg_len,
 					 data->flags & MMC_DATA_WRITE ?
 					 DMA_TO_DEVICE : DMA_FROM_DEVICE);
-		mrq->data->host_cookie = 0;
+		data->host_cookie = COOKIE_UNMAPPED;
 	}
 }
 
 static int sdhci_pre_dma_transfer(struct sdhci_host *host,
-				       struct mmc_data *data,
-				       struct sdhci_host_next *next)
+				       struct mmc_data *data)
 {
 	int sg_count;
 
-	if (!next && data->host_cookie &&
-	    data->host_cookie != host->next_data.cookie) {
-		pr_debug(DRIVER_NAME "[%s] invalid cookie: %d, next-cookie %d\n",
-			__func__, data->host_cookie, host->next_data.cookie);
-		data->host_cookie = 0;
+	if (data->host_cookie == COOKIE_MAPPED) {
+		data->host_cookie = COOKIE_GIVEN;
+		return data->sg_count;
 	}
 
-	/* Check if next job is already prepared */
-	if (next ||
-	    (!next && data->host_cookie != host->next_data.cookie)) {
-		sg_count = dma_map_sg(mmc_dev(host->mmc), data->sg,
-				     data->sg_len,
-				     data->flags & MMC_DATA_WRITE ?
-				     DMA_TO_DEVICE : DMA_FROM_DEVICE);
-
-	} else {
-		sg_count = host->next_data.sg_count;
-		host->next_data.sg_count = 0;
-	}
+	WARN_ON(data->host_cookie == COOKIE_GIVEN);
 
+	sg_count = dma_map_sg(mmc_dev(host->mmc), data->sg, data->sg_len,
+				data->flags & MMC_DATA_WRITE ?
+				DMA_TO_DEVICE : DMA_FROM_DEVICE);
 
 	if (sg_count == 0)
-		return -EINVAL;
+		return -ENOSPC;
 
-	if (next) {
-		next->sg_count = sg_count;
-		data->host_cookie = ++next->cookie < 0 ? 1 : next->cookie;
-	} else
-		host->sg_count = sg_count;
+	data->sg_count = sg_count;
+	data->host_cookie = COOKIE_MAPPED;
 
 	return sg_count;
 }
@@ -2149,16 +2141,10 @@ static void sdhci_pre_req(struct mmc_host *mmc, struct mmc_request *mrq,
 {
 	struct sdhci_host *host = mmc_priv(mmc);
 
-	if (mrq->data->host_cookie) {
-		mrq->data->host_cookie = 0;
-		return;
-	}
+	mrq->data->host_cookie = COOKIE_UNMAPPED;
 
 	if (host->flags & SDHCI_REQ_USE_DMA)
-		if (sdhci_pre_dma_transfer(host,
-					mrq->data,
-					&host->next_data) < 0)
-			mrq->data->host_cookie = 0;
+		sdhci_pre_dma_transfer(host, mrq->data);
 }
 
 static void sdhci_card_event(struct mmc_host *mmc)
@@ -3030,7 +3016,6 @@ int sdhci_add_host(struct sdhci_host *host)
 		host->max_clk = host->ops->get_max_clock(host);
 	}
 
-	host->next_data.cookie = 1;
 	/*
 	 * In case of Host Controller v3.00, find out whether clock
 	 * multiplier is supported.
diff --git a/drivers/mmc/host/sdhci.h b/drivers/mmc/host/sdhci.h
index 5521d2936..a9512a421 100644
--- a/drivers/mmc/host/sdhci.h
+++ b/drivers/mmc/host/sdhci.h
@@ -309,9 +309,10 @@ struct sdhci_adma2_64_desc {
  */
 #define SDHCI_MAX_SEGS		128
 
-struct sdhci_host_next {
-	unsigned int	sg_count;
-	s32		cookie;
+enum sdhci_cookie {
+	COOKIE_UNMAPPED,
+	COOKIE_MAPPED,
+	COOKIE_GIVEN,
 };
 
 struct sdhci_host {
@@ -503,7 +504,6 @@ struct sdhci_host {
 	unsigned int		tuning_mode;	/* Re-tuning mode supported by host */
 #define SDHCI_TUNING_MODE_1	0
 
-	struct sdhci_host_next	next_data;
 	unsigned long private[0] ____cacheline_aligned;
 };
 
diff --git a/drivers/net/dsa/bcm_sf2.c b/drivers/net/dsa/bcm_sf2.c
index 079897b3a..9d56515f4 100644
--- a/drivers/net/dsa/bcm_sf2.c
+++ b/drivers/net/dsa/bcm_sf2.c
@@ -418,7 +418,7 @@ static int bcm_sf2_sw_fast_age_port(struct dsa_switch  *ds, int port)
 	core_writel(priv, port, CORE_FAST_AGE_PORT);
 
 	reg = core_readl(priv, CORE_FAST_AGE_CTRL);
-	reg |= EN_AGE_PORT | FAST_AGE_STR_DONE;
+	reg |= EN_AGE_PORT | EN_AGE_DYNAMIC | FAST_AGE_STR_DONE;
 	core_writel(priv, reg, CORE_FAST_AGE_CTRL);
 
 	do {
@@ -432,6 +432,8 @@ static int bcm_sf2_sw_fast_age_port(struct dsa_switch  *ds, int port)
 	if (!timeout)
 		return -ETIMEDOUT;
 
+	core_writel(priv, 0, CORE_FAST_AGE_CTRL);
+
 	return 0;
 }
 
@@ -507,7 +509,7 @@ static int bcm_sf2_sw_br_set_stp_state(struct dsa_switch *ds, int port,
 	u32 reg;
 
 	reg = core_readl(priv, CORE_G_PCTL_PORT(port));
-	cur_hw_state = reg >> G_MISTP_STATE_SHIFT;
+	cur_hw_state = reg & (G_MISTP_STATE_MASK << G_MISTP_STATE_SHIFT);
 
 	switch (state) {
 	case BR_STATE_DISABLED:
@@ -531,10 +533,12 @@ static int bcm_sf2_sw_br_set_stp_state(struct dsa_switch *ds, int port,
 	}
 
 	/* Fast-age ARL entries if we are moving a port from Learning or
-	 * Forwarding state to Disabled, Blocking or Listening state
+	 * Forwarding (cur_hw_state) state to Disabled, Blocking or Listening
+	 * state (hw_state)
 	 */
 	if (cur_hw_state != hw_state) {
-		if (cur_hw_state & 4 && !(hw_state & 4)) {
+		if (cur_hw_state >= G_MISTP_LEARN_STATE &&
+		    hw_state <= G_MISTP_LISTEN_STATE) {
 			ret = bcm_sf2_sw_fast_age_port(ds, port);
 			if (ret) {
 				pr_err("%s: fast-ageing failed\n", __func__);
@@ -901,15 +905,11 @@ static void bcm_sf2_sw_fixed_link_update(struct dsa_switch *ds, int port,
 					 struct fixed_phy_status *status)
 {
 	struct bcm_sf2_priv *priv = ds_to_priv(ds);
-	u32 duplex, pause, speed;
+	u32 duplex, pause;
 	u32 reg;
 
 	duplex = core_readl(priv, CORE_DUPSTS);
 	pause = core_readl(priv, CORE_PAUSESTS);
-	speed = core_readl(priv, CORE_SPDSTS);
-
-	speed >>= (port * SPDSTS_SHIFT);
-	speed &= SPDSTS_MASK;
 
 	status->link = 0;
 
@@ -944,18 +944,6 @@ static void bcm_sf2_sw_fixed_link_update(struct dsa_switch *ds, int port,
 		reg &= ~LINK_STS;
 	core_writel(priv, reg, CORE_STS_OVERRIDE_GMIIP_PORT(port));
 
-	switch (speed) {
-	case SPDSTS_10:
-		status->speed = SPEED_10;
-		break;
-	case SPDSTS_100:
-		status->speed = SPEED_100;
-		break;
-	case SPDSTS_1000:
-		status->speed = SPEED_1000;
-		break;
-	}
-
 	if ((pause & (1 << port)) &&
 	    (pause & (1 << (port + PAUSESTS_TX_PAUSE_SHIFT)))) {
 		status->asym_pause = 1;
diff --git a/drivers/net/dsa/bcm_sf2.h b/drivers/net/dsa/bcm_sf2.h
index 22e2ebf31..789d7b773 100644
--- a/drivers/net/dsa/bcm_sf2.h
+++ b/drivers/net/dsa/bcm_sf2.h
@@ -112,8 +112,8 @@ static inline u64 name##_readq(struct bcm_sf2_priv *priv, u32 off)	\
 	spin_unlock(&priv->indir_lock);					\
 	return (u64)indir << 32 | dir;					\
 }									\
-static inline void name##_writeq(struct bcm_sf2_priv *priv, u32 off,	\
-							u64 val)	\
+static inline void name##_writeq(struct bcm_sf2_priv *priv, u64 val,	\
+							u32 off)	\
 {									\
 	spin_lock(&priv->indir_lock);					\
 	reg_writel(priv, upper_32_bits(val), REG_DIR_DATA_WRITE);	\
diff --git a/drivers/net/dsa/mv88e6xxx.c b/drivers/net/dsa/mv88e6xxx.c
index 561342466..26ec2fbfa 100644
--- a/drivers/net/dsa/mv88e6xxx.c
+++ b/drivers/net/dsa/mv88e6xxx.c
@@ -1387,6 +1387,7 @@ static int mv88e6xxx_setup_port(struct dsa_switch *ds, int port)
 		reg = _mv88e6xxx_reg_read(ds, REG_PORT(port), PORT_PCS_CTRL);
 		if (dsa_is_cpu_port(ds, port) ||
 		    ds->dsa_port_mask & (1 << port)) {
+			reg &= ~PORT_PCS_CTRL_UNFORCED;
 			reg |= PORT_PCS_CTRL_FORCE_LINK |
 				PORT_PCS_CTRL_LINK_UP |
 				PORT_PCS_CTRL_DUPLEX_FULL |
diff --git a/drivers/net/ethernet/altera/altera_tse_main.c b/drivers/net/ethernet/altera/altera_tse_main.c
index da48e6637..8207877d6 100644
--- a/drivers/net/ethernet/altera/altera_tse_main.c
+++ b/drivers/net/ethernet/altera/altera_tse_main.c
@@ -511,8 +511,7 @@ static int tse_poll(struct napi_struct *napi, int budget)
 
 	if (rxcomplete < budget) {
 
-		napi_gro_flush(napi, false);
-		__napi_complete(napi);
+		napi_complete(napi);
 
 		netdev_dbg(priv->dev,
 			   "NAPI Complete, did %d packets with budget %d\n",
diff --git a/drivers/net/ethernet/broadcom/tg3.c b/drivers/net/ethernet/broadcom/tg3.c
index 25662a960..396cbe7ec 100644
--- a/drivers/net/ethernet/broadcom/tg3.c
+++ b/drivers/net/ethernet/broadcom/tg3.c
@@ -10748,7 +10748,7 @@ static ssize_t tg3_show_temp(struct device *dev,
 	tg3_ape_scratchpad_read(tp, &temperature, attr->index,
 				sizeof(temperature));
 	spin_unlock_bh(&tp->lock);
-	return sprintf(buf, "%u\n", temperature);
+	return sprintf(buf, "%u\n", temperature * 1000);
 }
 
 
diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c
index b349e6f36..de63266de 100644
--- a/drivers/net/ethernet/freescale/fec_main.c
+++ b/drivers/net/ethernet/freescale/fec_main.c
@@ -1402,6 +1402,7 @@ fec_enet_rx_queue(struct net_device *ndev, int budget, u16 queue_id)
 		if ((status & BD_ENET_RX_LAST) == 0)
 			netdev_err(ndev, "rcv is not +last\n");
 
+		writel(FEC_ENET_RXF, fep->hwp + FEC_IEVENT);
 
 		/* Check for errors. */
 		if (status & (BD_ENET_RX_LG | BD_ENET_RX_SH | BD_ENET_RX_NO |
diff --git a/drivers/net/ethernet/intel/igb/igb.h b/drivers/net/ethernet/intel/igb/igb.h
index c2bd4f98a..212d668da 100644
--- a/drivers/net/ethernet/intel/igb/igb.h
+++ b/drivers/net/ethernet/intel/igb/igb.h
@@ -540,6 +540,7 @@ void igb_ptp_rx_pktstamp(struct igb_q_vector *q_vector, unsigned char *va,
 			 struct sk_buff *skb);
 int igb_ptp_set_ts_config(struct net_device *netdev, struct ifreq *ifr);
 int igb_ptp_get_ts_config(struct net_device *netdev, struct ifreq *ifr);
+void igb_set_flag_queue_pairs(struct igb_adapter *, const u32);
 #ifdef CONFIG_IGB_HWMON
 void igb_sysfs_exit(struct igb_adapter *adapter);
 int igb_sysfs_init(struct igb_adapter *adapter);
diff --git a/drivers/net/ethernet/intel/igb/igb_ethtool.c b/drivers/net/ethernet/intel/igb/igb_ethtool.c
index d5673eb90..0afc0913e 100644
--- a/drivers/net/ethernet/intel/igb/igb_ethtool.c
+++ b/drivers/net/ethernet/intel/igb/igb_ethtool.c
@@ -2991,6 +2991,7 @@ static int igb_set_channels(struct net_device *netdev,
 {
 	struct igb_adapter *adapter = netdev_priv(netdev);
 	unsigned int count = ch->combined_count;
+	unsigned int max_combined = 0;
 
 	/* Verify they are not requesting separate vectors */
 	if (!count || ch->rx_count || ch->tx_count)
@@ -3001,11 +3002,13 @@ static int igb_set_channels(struct net_device *netdev,
 		return -EINVAL;
 
 	/* Verify the number of channels doesn't exceed hw limits */
-	if (count > igb_max_channels(adapter))
+	max_combined = igb_max_channels(adapter);
+	if (count > max_combined)
 		return -EINVAL;
 
 	if (count != adapter->rss_queues) {
 		adapter->rss_queues = count;
+		igb_set_flag_queue_pairs(adapter, max_combined);
 
 		/* Hardware has to reinitialize queues and interrupts to
 		 * match the new configuration.
diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c
index 830466c49..8d7b59689 100644
--- a/drivers/net/ethernet/intel/igb/igb_main.c
+++ b/drivers/net/ethernet/intel/igb/igb_main.c
@@ -1205,10 +1205,14 @@ static int igb_alloc_q_vector(struct igb_adapter *adapter,
 
 	/* allocate q_vector and rings */
 	q_vector = adapter->q_vector[v_idx];
-	if (!q_vector)
+	if (!q_vector) {
 		q_vector = kzalloc(size, GFP_KERNEL);
-	else
+	} else if (size > ksize(q_vector)) {
+		kfree_rcu(q_vector, rcu);
+		q_vector = kzalloc(size, GFP_KERNEL);
+	} else {
 		memset(q_vector, 0, size);
+	}
 	if (!q_vector)
 		return -ENOMEM;
 
@@ -2888,6 +2892,14 @@ static void igb_init_queue_configuration(struct igb_adapter *adapter)
 
 	adapter->rss_queues = min_t(u32, max_rss_queues, num_online_cpus());
 
+	igb_set_flag_queue_pairs(adapter, max_rss_queues);
+}
+
+void igb_set_flag_queue_pairs(struct igb_adapter *adapter,
+			      const u32 max_rss_queues)
+{
+	struct e1000_hw *hw = &adapter->hw;
+
 	/* Determine if we need to pair queues. */
 	switch (hw->mac.type) {
 	case e1000_82575:
diff --git a/drivers/net/ethernet/marvell/mvneta.c b/drivers/net/ethernet/marvell/mvneta.c
index 62e48bc0c..09ec32e33 100644
--- a/drivers/net/ethernet/marvell/mvneta.c
+++ b/drivers/net/ethernet/marvell/mvneta.c
@@ -1479,6 +1479,7 @@ static int mvneta_rx(struct mvneta_port *pp, int rx_todo,
 		struct mvneta_rx_desc *rx_desc = mvneta_rxq_next_desc_get(rxq);
 		struct sk_buff *skb;
 		unsigned char *data;
+		dma_addr_t phys_addr;
 		u32 rx_status;
 		int rx_bytes, err;
 
@@ -1486,6 +1487,7 @@ static int mvneta_rx(struct mvneta_port *pp, int rx_todo,
 		rx_status = rx_desc->status;
 		rx_bytes = rx_desc->data_size - (ETH_FCS_LEN + MVNETA_MH_SIZE);
 		data = (unsigned char *)rx_desc->buf_cookie;
+		phys_addr = rx_desc->buf_phys_addr;
 
 		if (!mvneta_rxq_desc_is_first_last(rx_status) ||
 		    (rx_status & MVNETA_RXD_ERR_SUMMARY)) {
@@ -1534,7 +1536,7 @@ static int mvneta_rx(struct mvneta_port *pp, int rx_todo,
 		if (!skb)
 			goto err_drop_frame;
 
-		dma_unmap_single(dev->dev.parent, rx_desc->buf_phys_addr,
+		dma_unmap_single(dev->dev.parent, phys_addr,
 				 MVNETA_RX_BUF_SIZE(pp->pkt_size), DMA_FROM_DEVICE);
 
 		rcvd_pkts++;
@@ -3027,8 +3029,8 @@ static int mvneta_probe(struct platform_device *pdev)
 	const char *dt_mac_addr;
 	char hw_mac_addr[ETH_ALEN];
 	const char *mac_from;
+	const char *managed;
 	int phy_mode;
-	int fixed_phy = 0;
 	int err;
 
 	/* Our multiqueue support is not complete, so for now, only
@@ -3062,7 +3064,6 @@ static int mvneta_probe(struct platform_device *pdev)
 			dev_err(&pdev->dev, "cannot register fixed PHY\n");
 			goto err_free_irq;
 		}
-		fixed_phy = 1;
 
 		/* In the case of a fixed PHY, the DT node associated
 		 * to the PHY is the Ethernet MAC DT node.
@@ -3086,8 +3087,10 @@ static int mvneta_probe(struct platform_device *pdev)
 	pp = netdev_priv(dev);
 	pp->phy_node = phy_node;
 	pp->phy_interface = phy_mode;
-	pp->use_inband_status = (phy_mode == PHY_INTERFACE_MODE_SGMII) &&
-				fixed_phy;
+
+	err = of_property_read_string(dn, "managed", &managed);
+	pp->use_inband_status = (err == 0 &&
+				 strcmp(managed, "in-band-status") == 0);
 
 	pp->clk = devm_clk_get(&pdev->dev, NULL);
 	if (IS_ERR(pp->clk)) {
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_rx.c b/drivers/net/ethernet/mellanox/mlx4/en_rx.c
index 9c145dddd..4f95fa7b5 100644
--- a/drivers/net/ethernet/mellanox/mlx4/en_rx.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_rx.c
@@ -1250,8 +1250,6 @@ int mlx4_en_config_rss_steer(struct mlx4_en_priv *priv)
 		rss_context->hash_fn = MLX4_RSS_HASH_TOP;
 		memcpy(rss_context->rss_key, priv->rss_key,
 		       MLX4_EN_RSS_KEY_SIZE);
-		netdev_rss_key_fill(rss_context->rss_key,
-				    MLX4_EN_RSS_KEY_SIZE);
 	} else {
 		en_err(priv, "Unknown RSS hash function requested\n");
 		err = -EINVAL;
diff --git a/drivers/net/ethernet/mellanox/mlx4/main.c b/drivers/net/ethernet/mellanox/mlx4/main.c
index 29c2a017a..a408977a5 100644
--- a/drivers/net/ethernet/mellanox/mlx4/main.c
+++ b/drivers/net/ethernet/mellanox/mlx4/main.c
@@ -2654,9 +2654,14 @@ static void mlx4_enable_msi_x(struct mlx4_dev *dev)
 
 	if (msi_x) {
 		int nreq = dev->caps.num_ports * num_online_cpus() + 1;
+		bool shared_ports = false;
 
 		nreq = min_t(int, dev->caps.num_eqs - dev->caps.reserved_eqs,
 			     nreq);
+		if (nreq > MAX_MSIX) {
+			nreq = MAX_MSIX;
+			shared_ports = true;
+		}
 
 		entries = kcalloc(nreq, sizeof *entries, GFP_KERNEL);
 		if (!entries)
@@ -2679,6 +2684,9 @@ static void mlx4_enable_msi_x(struct mlx4_dev *dev)
 		bitmap_zero(priv->eq_table.eq[MLX4_EQ_ASYNC].actv_ports.ports,
 			    dev->caps.num_ports);
 
+		if (MLX4_IS_LEGACY_EQ_MODE(dev->caps))
+			shared_ports = true;
+
 		for (i = 0; i < dev->caps.num_comp_vectors + 1; i++) {
 			if (i == MLX4_EQ_ASYNC)
 				continue;
@@ -2686,7 +2694,7 @@ static void mlx4_enable_msi_x(struct mlx4_dev *dev)
 			priv->eq_table.eq[i].irq =
 				entries[i + 1 - !!(i > MLX4_EQ_ASYNC)].vector;
 
-			if (MLX4_IS_LEGACY_EQ_MODE(dev->caps)) {
+			if (shared_ports) {
 				bitmap_fill(priv->eq_table.eq[i].actv_ports.ports,
 					    dev->caps.num_ports);
 				/* We don't set affinity hint when there
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
index 864b476f7..925f2f865 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -837,8 +837,11 @@ static int stmmac_init_phy(struct net_device *dev)
 				     interface);
 	}
 
-	if (IS_ERR(phydev)) {
+	if (IS_ERR_OR_NULL(phydev)) {
 		pr_err("%s: Could not attach to PHY\n", dev->name);
+		if (!phydev)
+			return -ENODEV;
+
 		return PTR_ERR(phydev);
 	}
 
diff --git a/drivers/net/macvtap.c b/drivers/net/macvtap.c
index edd773427..248478c6f 100644
--- a/drivers/net/macvtap.c
+++ b/drivers/net/macvtap.c
@@ -1111,10 +1111,10 @@ static long macvtap_ioctl(struct file *file, unsigned int cmd,
 		return 0;
 
 	case TUNSETSNDBUF:
-		if (get_user(u, up))
+		if (get_user(s, sp))
 			return -EFAULT;
 
-		q->sk.sk_sndbuf = u;
+		q->sk.sk_sndbuf = s;
 		return 0;
 
 	case TUNGETVNETHDRSZ:
diff --git a/drivers/net/phy/fixed_phy.c b/drivers/net/phy/fixed_phy.c
index d7a65247f..99d9bc19c 100644
--- a/drivers/net/phy/fixed_phy.c
+++ b/drivers/net/phy/fixed_phy.c
@@ -52,6 +52,10 @@ static int fixed_phy_update_regs(struct fixed_phy *fp)
 	u16 lpagb = 0;
 	u16 lpa = 0;
 
+	if (!fp->status.link)
+		goto done;
+	bmsr |= BMSR_LSTATUS | BMSR_ANEGCOMPLETE;
+
 	if (fp->status.duplex) {
 		bmcr |= BMCR_FULLDPLX;
 
@@ -96,15 +100,13 @@ static int fixed_phy_update_regs(struct fixed_phy *fp)
 		}
 	}
 
-	if (fp->status.link)
-		bmsr |= BMSR_LSTATUS | BMSR_ANEGCOMPLETE;
-
 	if (fp->status.pause)
 		lpa |= LPA_PAUSE_CAP;
 
 	if (fp->status.asym_pause)
 		lpa |= LPA_PAUSE_ASYM;
 
+done:
 	fp->regs[MII_PHYSID1] = 0;
 	fp->regs[MII_PHYSID2] = 0;
 
diff --git a/drivers/net/phy/mdio_bus.c b/drivers/net/phy/mdio_bus.c
index 46a14cbb0..02a4615b6 100644
--- a/drivers/net/phy/mdio_bus.c
+++ b/drivers/net/phy/mdio_bus.c
@@ -303,12 +303,12 @@ void mdiobus_unregister(struct mii_bus *bus)
 	BUG_ON(bus->state != MDIOBUS_REGISTERED);
 	bus->state = MDIOBUS_UNREGISTERED;
 
-	device_del(&bus->dev);
 	for (i = 0; i < PHY_MAX_ADDR; i++) {
 		if (bus->phy_map[i])
 			device_unregister(&bus->phy_map[i]->dev);
 		bus->phy_map[i] = NULL;
 	}
+	device_del(&bus->dev);
 }
 EXPORT_SYMBOL(mdiobus_unregister);
 
diff --git a/drivers/net/ppp/ppp_generic.c b/drivers/net/ppp/ppp_generic.c
index fa8f5046a..487be20b6 100644
--- a/drivers/net/ppp/ppp_generic.c
+++ b/drivers/net/ppp/ppp_generic.c
@@ -2742,6 +2742,7 @@ static struct ppp *ppp_create_interface(struct net *net, int unit,
 	 */
 	dev_net_set(dev, net);
 
+	rtnl_lock();
 	mutex_lock(&pn->all_ppp_mutex);
 
 	if (unit < 0) {
@@ -2772,7 +2773,7 @@ static struct ppp *ppp_create_interface(struct net *net, int unit,
 	ppp->file.index = unit;
 	sprintf(dev->name, "ppp%d", unit);
 
-	ret = register_netdev(dev);
+	ret = register_netdevice(dev);
 	if (ret != 0) {
 		unit_put(&pn->units_idr, unit);
 		netdev_err(ppp->dev, "PPP: couldn't register device %s (%d)\n",
@@ -2784,6 +2785,7 @@ static struct ppp *ppp_create_interface(struct net *net, int unit,
 
 	atomic_inc(&ppp_unit_count);
 	mutex_unlock(&pn->all_ppp_mutex);
+	rtnl_unlock();
 
 	*retp = 0;
 	return ppp;
diff --git a/drivers/net/wireless/rtlwifi/rtl8192cu/sw.c b/drivers/net/wireless/rtlwifi/rtl8192cu/sw.c
index e5c792242..c96d0511b 100644
--- a/drivers/net/wireless/rtlwifi/rtl8192cu/sw.c
+++ b/drivers/net/wireless/rtlwifi/rtl8192cu/sw.c
@@ -318,6 +318,7 @@ static struct usb_device_id rtl8192c_usb_ids[] = {
 	{RTL_USB_DEVICE(0x07b8, 0x8188, rtl92cu_hal_cfg)}, /*Abocom - Abocom*/
 	{RTL_USB_DEVICE(0x07b8, 0x8189, rtl92cu_hal_cfg)}, /*Funai - Abocom*/
 	{RTL_USB_DEVICE(0x0846, 0x9041, rtl92cu_hal_cfg)}, /*NetGear WNA1000M*/
+	{RTL_USB_DEVICE(0x0846, 0x9043, rtl92cu_hal_cfg)}, /*NG WNA1000Mv2*/
 	{RTL_USB_DEVICE(0x0b05, 0x17ba, rtl92cu_hal_cfg)}, /*ASUS-Edimax*/
 	{RTL_USB_DEVICE(0x0bda, 0x5088, rtl92cu_hal_cfg)}, /*Thinkware-CC&C*/
 	{RTL_USB_DEVICE(0x0df6, 0x0052, rtl92cu_hal_cfg)}, /*Sitecom - Edimax*/
diff --git a/drivers/net/wireless/rtlwifi/rtl8821ae/hw.c b/drivers/net/wireless/rtlwifi/rtl8821ae/hw.c
index 3236d44b4..b7f18e215 100644
--- a/drivers/net/wireless/rtlwifi/rtl8821ae/hw.c
+++ b/drivers/net/wireless/rtlwifi/rtl8821ae/hw.c
@@ -2180,7 +2180,7 @@ static int _rtl8821ae_set_media_status(struct ieee80211_hw *hw,
 
 	rtl_write_byte(rtlpriv, MSR, bt_msr);
 	rtlpriv->cfg->ops->led_control(hw, ledaction);
-	if ((bt_msr & 0xfc) == MSR_AP)
+	if ((bt_msr & MSR_MASK) == MSR_AP)
 		rtl_write_byte(rtlpriv, REG_BCNTCFG + 1, 0x00);
 	else
 		rtl_write_byte(rtlpriv, REG_BCNTCFG + 1, 0x66);
diff --git a/drivers/net/wireless/rtlwifi/rtl8821ae/reg.h b/drivers/net/wireless/rtlwifi/rtl8821ae/reg.h
index 53668fc8f..1d6110f9c 100644
--- a/drivers/net/wireless/rtlwifi/rtl8821ae/reg.h
+++ b/drivers/net/wireless/rtlwifi/rtl8821ae/reg.h
@@ -429,6 +429,7 @@
 #define	MSR_ADHOC				0x01
 #define	MSR_INFRA				0x02
 #define	MSR_AP					0x03
+#define MSR_MASK				0x03
 
 #define	RRSR_RSC_OFFSET				21
 #define	RRSR_SHORT_OFFSET			23
diff --git a/drivers/nfc/st-nci/i2c.c b/drivers/nfc/st-nci/i2c.c
index 06175ce76..707ed2eb5 100644
--- a/drivers/nfc/st-nci/i2c.c
+++ b/drivers/nfc/st-nci/i2c.c
@@ -25,15 +25,15 @@
 #include <linux/interrupt.h>
 #include <linux/delay.h>
 #include <linux/nfc.h>
-#include <linux/platform_data/st_nci.h>
+#include <linux/platform_data/st-nci.h>
 
 #include "ndlc.h"
 
-#define DRIVER_DESC "NCI NFC driver for ST21NFCB"
+#define DRIVER_DESC "NCI NFC driver for ST_NCI"
 
 /* ndlc header */
-#define ST21NFCB_FRAME_HEADROOM	1
-#define ST21NFCB_FRAME_TAILROOM 0
+#define ST_NCI_FRAME_HEADROOM	1
+#define ST_NCI_FRAME_TAILROOM 0
 
 #define ST_NCI_I2C_MIN_SIZE 4   /* PCB(1) + NCI Packet header(3) */
 #define ST_NCI_I2C_MAX_SIZE 250 /* req 4.2.1 */
@@ -118,15 +118,10 @@ static int st_nci_i2c_write(void *phy_id, struct sk_buff *skb)
 /*
  * Reads an ndlc frame and returns it in a newly allocated sk_buff.
  * returns:
- * frame size : if received frame is complete (find ST21NFCB_SOF_EOF at
- * end of read)
- * -EAGAIN : if received frame is incomplete (not find ST21NFCB_SOF_EOF
- * at end of read)
+ * 0 : if received frame is complete
  * -EREMOTEIO : i2c read error (fatal)
  * -EBADMSG : frame was incorrect and discarded
- * (value returned from st_nci_i2c_repack)
- * -EIO : if no ST21NFCB_SOF_EOF is found after reaching
- * the read length end sequence
+ * -ENOMEM : cannot allocate skb, frame dropped
  */
 static int st_nci_i2c_read(struct st_nci_i2c_phy *phy,
 				 struct sk_buff **skb)
@@ -179,7 +174,7 @@ static int st_nci_i2c_read(struct st_nci_i2c_phy *phy,
 /*
  * Reads an ndlc frame from the chip.
  *
- * On ST21NFCB, IRQ goes in idle state when read starts.
+ * On ST_NCI, IRQ goes in idle state when read starts.
  */
 static irqreturn_t st_nci_irq_thread_fn(int irq, void *phy_id)
 {
@@ -325,12 +320,12 @@ static int st_nci_i2c_probe(struct i2c_client *client,
 		}
 	} else {
 		nfc_err(&client->dev,
-			"st21nfcb platform resources not available\n");
+			"st_nci platform resources not available\n");
 		return -ENODEV;
 	}
 
 	r = ndlc_probe(phy, &i2c_phy_ops, &client->dev,
-			ST21NFCB_FRAME_HEADROOM, ST21NFCB_FRAME_TAILROOM,
+			ST_NCI_FRAME_HEADROOM, ST_NCI_FRAME_TAILROOM,
 			&phy->ndlc);
 	if (r < 0) {
 		nfc_err(&client->dev, "Unable to register ndlc layer\n");
diff --git a/drivers/nfc/st-nci/ndlc.c b/drivers/nfc/st-nci/ndlc.c
index 56c6a4cb4..4f51649d0 100644
--- a/drivers/nfc/st-nci/ndlc.c
+++ b/drivers/nfc/st-nci/ndlc.c
@@ -171,6 +171,8 @@ static void llt_ndlc_rcv_queue(struct llt_ndlc *ndlc)
 		if ((pcb & PCB_TYPE_MASK) == PCB_TYPE_SUPERVISOR) {
 			switch (pcb & PCB_SYNC_MASK) {
 			case PCB_SYNC_ACK:
+				skb = skb_dequeue(&ndlc->ack_pending_q);
+				kfree_skb(skb);
 				del_timer_sync(&ndlc->t1_timer);
 				del_timer_sync(&ndlc->t2_timer);
 				ndlc->t2_active = false;
@@ -196,8 +198,10 @@ static void llt_ndlc_rcv_queue(struct llt_ndlc *ndlc)
 				kfree_skb(skb);
 				break;
 			}
-		} else {
+		} else if ((pcb & PCB_TYPE_MASK) == PCB_TYPE_DATAFRAME) {
 			nci_recv_frame(ndlc->ndev, skb);
+		} else {
+			kfree_skb(skb);
 		}
 	}
 }
diff --git a/drivers/nfc/st-nci/st-nci_se.c b/drivers/nfc/st-nci/st-nci_se.c
index 97addfa96..c742ef65a 100644
--- a/drivers/nfc/st-nci/st-nci_se.c
+++ b/drivers/nfc/st-nci/st-nci_se.c
@@ -189,14 +189,14 @@ int st_nci_hci_load_session(struct nci_dev *ndev)
 				ST_NCI_DEVICE_MGNT_GATE,
 				ST_NCI_DEVICE_MGNT_PIPE);
 	if (r < 0)
-		goto free_info;
+		return r;
 
 	/* Get pipe list */
 	r = nci_hci_send_cmd(ndev, ST_NCI_DEVICE_MGNT_GATE,
 			ST_NCI_DM_GETINFO, pipe_list, sizeof(pipe_list),
 			&skb_pipe_list);
 	if (r < 0)
-		goto free_info;
+		return r;
 
 	/* Complete the existing gate_pipe table */
 	for (i = 0; i < skb_pipe_list->len; i++) {
@@ -222,6 +222,7 @@ int st_nci_hci_load_session(struct nci_dev *ndev)
 		    dm_pipe_info->src_host_id != ST_NCI_ESE_HOST_ID) {
 			pr_err("Unexpected apdu_reader pipe on host %x\n",
 			       dm_pipe_info->src_host_id);
+			kfree_skb(skb_pipe_info);
 			continue;
 		}
 
@@ -241,13 +242,12 @@ int st_nci_hci_load_session(struct nci_dev *ndev)
 			ndev->hci_dev->pipes[st_nci_gates[j].pipe].host =
 						dm_pipe_info->src_host_id;
 		}
+		kfree_skb(skb_pipe_info);
 	}
 
 	memcpy(ndev->hci_dev->init_data.gates, st_nci_gates,
 	       sizeof(st_nci_gates));
 
-free_info:
-	kfree_skb(skb_pipe_info);
 	kfree_skb(skb_pipe_list);
 	return r;
 }
diff --git a/drivers/nfc/st21nfca/st21nfca.c b/drivers/nfc/st21nfca/st21nfca.c
index d251f7229..051286562 100644
--- a/drivers/nfc/st21nfca/st21nfca.c
+++ b/drivers/nfc/st21nfca/st21nfca.c
@@ -148,14 +148,14 @@ static int st21nfca_hci_load_session(struct nfc_hci_dev *hdev)
 				ST21NFCA_DEVICE_MGNT_GATE,
 				ST21NFCA_DEVICE_MGNT_PIPE);
 	if (r < 0)
-		goto free_info;
+		return r;
 
 	/* Get pipe list */
 	r = nfc_hci_send_cmd(hdev, ST21NFCA_DEVICE_MGNT_GATE,
 			ST21NFCA_DM_GETINFO, pipe_list, sizeof(pipe_list),
 			&skb_pipe_list);
 	if (r < 0)
-		goto free_info;
+		return r;
 
 	/* Complete the existing gate_pipe table */
 	for (i = 0; i < skb_pipe_list->len; i++) {
@@ -181,6 +181,7 @@ static int st21nfca_hci_load_session(struct nfc_hci_dev *hdev)
 			info->src_host_id != ST21NFCA_ESE_HOST_ID) {
 			pr_err("Unexpected apdu_reader pipe on host %x\n",
 				info->src_host_id);
+			kfree_skb(skb_pipe_info);
 			continue;
 		}
 
@@ -200,6 +201,7 @@ static int st21nfca_hci_load_session(struct nfc_hci_dev *hdev)
 			hdev->pipes[st21nfca_gates[j].pipe].dest_host =
 							info->src_host_id;
 		}
+		kfree_skb(skb_pipe_info);
 	}
 
 	/*
@@ -214,13 +216,12 @@ static int st21nfca_hci_load_session(struct nfc_hci_dev *hdev)
 					st21nfca_gates[i].gate,
 					st21nfca_gates[i].pipe);
 			if (r < 0)
-				goto free_info;
+				goto free_list;
 		}
 	}
 
 	memcpy(hdev->init_data.gates, st21nfca_gates, sizeof(st21nfca_gates));
-free_info:
-	kfree_skb(skb_pipe_info);
+free_list:
 	kfree_skb(skb_pipe_list);
 	return r;
 }
diff --git a/drivers/of/fdt.c b/drivers/of/fdt.c
index 07496560e..6e82bc423 100644
--- a/drivers/of/fdt.c
+++ b/drivers/of/fdt.c
@@ -967,7 +967,9 @@ int __init early_init_dt_scan_chosen(unsigned long node, const char *uname,
 }
 
 #ifdef CONFIG_HAVE_MEMBLOCK
-#define MAX_PHYS_ADDR	((phys_addr_t)~0)
+#ifndef MAX_MEMBLOCK_ADDR
+#define MAX_MEMBLOCK_ADDR	((phys_addr_t)~0)
+#endif
 
 void __init __weak early_init_dt_add_memory_arch(u64 base, u64 size)
 {
@@ -984,16 +986,16 @@ void __init __weak early_init_dt_add_memory_arch(u64 base, u64 size)
 	}
 	size &= PAGE_MASK;
 
-	if (base > MAX_PHYS_ADDR) {
+	if (base > MAX_MEMBLOCK_ADDR) {
 		pr_warning("Ignoring memory block 0x%llx - 0x%llx\n",
 				base, base + size);
 		return;
 	}
 
-	if (base + size - 1 > MAX_PHYS_ADDR) {
+	if (base + size - 1 > MAX_MEMBLOCK_ADDR) {
 		pr_warning("Ignoring memory range 0x%llx - 0x%llx\n",
-				((u64)MAX_PHYS_ADDR) + 1, base + size);
-		size = MAX_PHYS_ADDR - base + 1;
+				((u64)MAX_MEMBLOCK_ADDR) + 1, base + size);
+		size = MAX_MEMBLOCK_ADDR - base + 1;
 	}
 
 	if (base + size < phys_offset) {
diff --git a/drivers/of/of_mdio.c b/drivers/of/of_mdio.c
index fdc60db60..7c8c23cc6 100644
--- a/drivers/of/of_mdio.c
+++ b/drivers/of/of_mdio.c
@@ -266,7 +266,8 @@ EXPORT_SYMBOL(of_phy_attach);
 bool of_phy_is_fixed_link(struct device_node *np)
 {
 	struct device_node *dn;
-	int len;
+	int len, err;
+	const char *managed;
 
 	/* New binding */
 	dn = of_get_child_by_name(np, "fixed-link");
@@ -275,6 +276,10 @@ bool of_phy_is_fixed_link(struct device_node *np)
 		return true;
 	}
 
+	err = of_property_read_string(np, "managed", &managed);
+	if (err == 0 && strcmp(managed, "auto") != 0)
+		return true;
+
 	/* Old binding */
 	if (of_get_property(np, "fixed-link", &len) &&
 	    len == (5 * sizeof(__be32)))
@@ -289,8 +294,18 @@ int of_phy_register_fixed_link(struct device_node *np)
 	struct fixed_phy_status status = {};
 	struct device_node *fixed_link_node;
 	const __be32 *fixed_link_prop;
-	int len;
+	int len, err;
 	struct phy_device *phy;
+	const char *managed;
+
+	err = of_property_read_string(np, "managed", &managed);
+	if (err == 0) {
+		if (strcmp(managed, "in-band-status") == 0) {
+			/* status is zeroed, namely its .link member */
+			phy = fixed_phy_register(PHY_POLL, &status, np);
+			return IS_ERR(phy) ? PTR_ERR(phy) : 0;
+		}
+	}
 
 	/* New binding */
 	fixed_link_node = of_get_child_by_name(np, "fixed-link");
diff --git a/drivers/parisc/lba_pci.c b/drivers/parisc/lba_pci.c
index dceb9ddfd..a32c1f6c2 100644
--- a/drivers/parisc/lba_pci.c
+++ b/drivers/parisc/lba_pci.c
@@ -1556,8 +1556,11 @@ lba_driver_probe(struct parisc_device *dev)
 	if (lba_dev->hba.lmmio_space.flags)
 		pci_add_resource_offset(&resources, &lba_dev->hba.lmmio_space,
 					lba_dev->hba.lmmio_space_offset);
-	if (lba_dev->hba.gmmio_space.flags)
-		pci_add_resource(&resources, &lba_dev->hba.gmmio_space);
+	if (lba_dev->hba.gmmio_space.flags) {
+		/* pci_add_resource(&resources, &lba_dev->hba.gmmio_space); */
+		pr_warn("LBA: Not registering GMMIO space %pR\n",
+			&lba_dev->hba.gmmio_space);
+	}
 
 	pci_add_resource(&resources, &lba_dev->hba.bus_num);
 
diff --git a/drivers/pci/Kconfig b/drivers/pci/Kconfig
index 944f50015..73de4efcb 100644
--- a/drivers/pci/Kconfig
+++ b/drivers/pci/Kconfig
@@ -2,7 +2,7 @@
 # PCI configuration
 #
 config PCI_BUS_ADDR_T_64BIT
-	def_bool y if (ARCH_DMA_ADDR_T_64BIT || (64BIT && !PARISC))
+	def_bool y if (ARCH_DMA_ADDR_T_64BIT || 64BIT)
 	depends on PCI
 
 config PCI_MSI
diff --git a/drivers/pinctrl/mediatek/pinctrl-mtk-common.c b/drivers/pinctrl/mediatek/pinctrl-mtk-common.c
index ad1ea1695..4a52072d1 100644
--- a/drivers/pinctrl/mediatek/pinctrl-mtk-common.c
+++ b/drivers/pinctrl/mediatek/pinctrl-mtk-common.c
@@ -1202,12 +1202,6 @@ static int mtk_pctrl_build_state(struct platform_device *pdev)
 	return 0;
 }
 
-static struct pinctrl_desc mtk_pctrl_desc = {
-	.confops	= &mtk_pconf_ops,
-	.pctlops	= &mtk_pctrl_ops,
-	.pmxops		= &mtk_pmx_ops,
-};
-
 int mtk_pctrl_init(struct platform_device *pdev,
 		const struct mtk_pinctrl_devdata *data,
 		struct regmap *regmap)
@@ -1265,12 +1259,17 @@ int mtk_pctrl_init(struct platform_device *pdev,
 
 	for (i = 0; i < pctl->devdata->npins; i++)
 		pins[i] = pctl->devdata->pins[i].pin;
-	mtk_pctrl_desc.name = dev_name(&pdev->dev);
-	mtk_pctrl_desc.owner = THIS_MODULE;
-	mtk_pctrl_desc.pins = pins;
-	mtk_pctrl_desc.npins = pctl->devdata->npins;
+
+	pctl->pctl_desc.name = dev_name(&pdev->dev);
+	pctl->pctl_desc.owner = THIS_MODULE;
+	pctl->pctl_desc.pins = pins;
+	pctl->pctl_desc.npins = pctl->devdata->npins;
+	pctl->pctl_desc.confops = &mtk_pconf_ops;
+	pctl->pctl_desc.pctlops = &mtk_pctrl_ops;
+	pctl->pctl_desc.pmxops = &mtk_pmx_ops;
 	pctl->dev = &pdev->dev;
-	pctl->pctl_dev = pinctrl_register(&mtk_pctrl_desc, &pdev->dev, pctl);
+
+	pctl->pctl_dev = pinctrl_register(&pctl->pctl_desc, &pdev->dev, pctl);
 	if (IS_ERR(pctl->pctl_dev)) {
 		dev_err(&pdev->dev, "couldn't register pinctrl driver\n");
 		return PTR_ERR(pctl->pctl_dev);
diff --git a/drivers/pinctrl/mediatek/pinctrl-mtk-common.h b/drivers/pinctrl/mediatek/pinctrl-mtk-common.h
index 30213e514..c532c23c7 100644
--- a/drivers/pinctrl/mediatek/pinctrl-mtk-common.h
+++ b/drivers/pinctrl/mediatek/pinctrl-mtk-common.h
@@ -256,6 +256,7 @@ struct mtk_pinctrl_devdata {
 struct mtk_pinctrl {
 	struct regmap	*regmap1;
 	struct regmap	*regmap2;
+	struct pinctrl_desc pctl_desc;
 	struct device           *dev;
 	struct gpio_chip	*chip;
 	struct mtk_pinctrl_group	*groups;
diff --git a/drivers/pinctrl/pinctrl-at91.c b/drivers/pinctrl/pinctrl-at91.c
index a08244770..2deb1309f 100644
--- a/drivers/pinctrl/pinctrl-at91.c
+++ b/drivers/pinctrl/pinctrl-at91.c
@@ -320,6 +320,9 @@ static const struct pinctrl_ops at91_pctrl_ops = {
 static void __iomem *pin_to_controller(struct at91_pinctrl *info,
 				 unsigned int bank)
 {
+	if (!gpio_chips[bank])
+		return NULL;
+
 	return gpio_chips[bank]->regbase;
 }
 
@@ -729,6 +732,10 @@ static int at91_pmx_set(struct pinctrl_dev *pctldev, unsigned selector,
 		pin = &pins_conf[i];
 		at91_pin_dbg(info->dev, pin);
 		pio = pin_to_controller(info, pin->bank);
+
+		if (!pio)
+			continue;
+
 		mask = pin_to_mask(pin->pin);
 		at91_mux_disable_interrupt(pio, mask);
 		switch (pin->mux) {
@@ -848,6 +855,10 @@ static int at91_pinconf_get(struct pinctrl_dev *pctldev,
 	*config = 0;
 	dev_dbg(info->dev, "%s:%d, pin_id=%d", __func__, __LINE__, pin_id);
 	pio = pin_to_controller(info, pin_to_bank(pin_id));
+
+	if (!pio)
+		return -EINVAL;
+
 	pin = pin_id % MAX_NB_GPIO_PER_BANK;
 
 	if (at91_mux_get_multidrive(pio, pin))
@@ -889,6 +900,10 @@ static int at91_pinconf_set(struct pinctrl_dev *pctldev,
 			"%s:%d, pin_id=%d, config=0x%lx",
 			__func__, __LINE__, pin_id, config);
 		pio = pin_to_controller(info, pin_to_bank(pin_id));
+
+		if (!pio)
+			return -EINVAL;
+
 		pin = pin_id % MAX_NB_GPIO_PER_BANK;
 		mask = pin_to_mask(pin);
 
diff --git a/drivers/platform/x86/hp-wmi.c b/drivers/platform/x86/hp-wmi.c
index 06697315a..fb4dd7b3e 100644
--- a/drivers/platform/x86/hp-wmi.c
+++ b/drivers/platform/x86/hp-wmi.c
@@ -54,8 +54,9 @@ MODULE_ALIAS("wmi:5FB7F034-2C63-45e9-BE91-3D44E2C707E4");
 #define HPWMI_HARDWARE_QUERY 0x4
 #define HPWMI_WIRELESS_QUERY 0x5
 #define HPWMI_BIOS_QUERY 0x9
+#define HPWMI_FEATURE_QUERY 0xb
 #define HPWMI_HOTKEY_QUERY 0xc
-#define HPWMI_FEATURE_QUERY 0xd
+#define HPWMI_FEATURE2_QUERY 0xd
 #define HPWMI_WIRELESS2_QUERY 0x1b
 #define HPWMI_POSTCODEERROR_QUERY 0x2a
 
@@ -295,25 +296,33 @@ static int hp_wmi_tablet_state(void)
 	return (state & 0x4) ? 1 : 0;
 }
 
-static int __init hp_wmi_bios_2009_later(void)
+static int __init hp_wmi_bios_2008_later(void)
 {
 	int state = 0;
 	int ret = hp_wmi_perform_query(HPWMI_FEATURE_QUERY, 0, &state,
 				       sizeof(state), sizeof(state));
-	if (ret)
-		return ret;
+	if (!ret)
+		return 1;
 
-	return (state & 0x10) ? 1 : 0;
+	return (ret == HPWMI_RET_UNKNOWN_CMDTYPE) ? 0 : -ENXIO;
 }
 
-static int hp_wmi_enable_hotkeys(void)
+static int __init hp_wmi_bios_2009_later(void)
 {
-	int ret;
-	int query = 0x6e;
+	int state = 0;
+	int ret = hp_wmi_perform_query(HPWMI_FEATURE2_QUERY, 0, &state,
+				       sizeof(state), sizeof(state));
+	if (!ret)
+		return 1;
 
-	ret = hp_wmi_perform_query(HPWMI_BIOS_QUERY, 1, &query, sizeof(query),
-				   0);
+	return (ret == HPWMI_RET_UNKNOWN_CMDTYPE) ? 0 : -ENXIO;
+}
 
+static int __init hp_wmi_enable_hotkeys(void)
+{
+	int value = 0x6e;
+	int ret = hp_wmi_perform_query(HPWMI_BIOS_QUERY, 1, &value,
+				       sizeof(value), 0);
 	if (ret)
 		return -EINVAL;
 	return 0;
@@ -663,7 +672,7 @@ static int __init hp_wmi_input_setup(void)
 			    hp_wmi_tablet_state());
 	input_sync(hp_wmi_input_dev);
 
-	if (hp_wmi_bios_2009_later() == 4)
+	if (!hp_wmi_bios_2009_later() && hp_wmi_bios_2008_later())
 		hp_wmi_enable_hotkeys();
 
 	status = wmi_install_notify_handler(HPWMI_EVENT_GUID, hp_wmi_notify, NULL);
diff --git a/drivers/platform/x86/ideapad-laptop.c b/drivers/platform/x86/ideapad-laptop.c
index 76b57388d..81c3e5823 100644
--- a/drivers/platform/x86/ideapad-laptop.c
+++ b/drivers/platform/x86/ideapad-laptop.c
@@ -853,6 +853,13 @@ static const struct dmi_system_id no_hw_rfkill_list[] = {
 		},
 	},
 	{
+		.ident = "Lenovo Yoga 3 14",
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
+			DMI_MATCH(DMI_PRODUCT_VERSION, "Lenovo Yoga 3 14"),
+		},
+	},
+	{
 		.ident = "Lenovo Yoga 3 Pro 1370",
 		.matches = {
 			DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
diff --git a/drivers/rtc/rtc-abx80x.c b/drivers/rtc/rtc-abx80x.c
index 4337c3bc6..afea84c7a 100644
--- a/drivers/rtc/rtc-abx80x.c
+++ b/drivers/rtc/rtc-abx80x.c
@@ -28,7 +28,7 @@
 #define ABX8XX_REG_WD		0x07
 
 #define ABX8XX_REG_CTRL1	0x10
-#define ABX8XX_CTRL_WRITE	BIT(1)
+#define ABX8XX_CTRL_WRITE	BIT(0)
 #define ABX8XX_CTRL_12_24	BIT(6)
 
 #define ABX8XX_REG_CFG_KEY	0x1f
diff --git a/drivers/rtc/rtc-s3c.c b/drivers/rtc/rtc-s3c.c
index a0f832362..2e709e239 100644
--- a/drivers/rtc/rtc-s3c.c
+++ b/drivers/rtc/rtc-s3c.c
@@ -39,6 +39,7 @@ struct s3c_rtc {
 	void __iomem *base;
 	struct clk *rtc_clk;
 	struct clk *rtc_src_clk;
+	bool clk_disabled;
 
 	struct s3c_rtc_data *data;
 
@@ -71,9 +72,12 @@ static void s3c_rtc_enable_clk(struct s3c_rtc *info)
 	unsigned long irq_flags;
 
 	spin_lock_irqsave(&info->alarm_clk_lock, irq_flags);
-	clk_enable(info->rtc_clk);
-	if (info->data->needs_src_clk)
-		clk_enable(info->rtc_src_clk);
+	if (info->clk_disabled) {
+		clk_enable(info->rtc_clk);
+		if (info->data->needs_src_clk)
+			clk_enable(info->rtc_src_clk);
+		info->clk_disabled = false;
+	}
 	spin_unlock_irqrestore(&info->alarm_clk_lock, irq_flags);
 }
 
@@ -82,9 +86,12 @@ static void s3c_rtc_disable_clk(struct s3c_rtc *info)
 	unsigned long irq_flags;
 
 	spin_lock_irqsave(&info->alarm_clk_lock, irq_flags);
-	if (info->data->needs_src_clk)
-		clk_disable(info->rtc_src_clk);
-	clk_disable(info->rtc_clk);
+	if (!info->clk_disabled) {
+		if (info->data->needs_src_clk)
+			clk_disable(info->rtc_src_clk);
+		clk_disable(info->rtc_clk);
+		info->clk_disabled = true;
+	}
 	spin_unlock_irqrestore(&info->alarm_clk_lock, irq_flags);
 }
 
@@ -128,6 +135,11 @@ static int s3c_rtc_setaie(struct device *dev, unsigned int enabled)
 
 	s3c_rtc_disable_clk(info);
 
+	if (enabled)
+		s3c_rtc_enable_clk(info);
+	else
+		s3c_rtc_disable_clk(info);
+
 	return 0;
 }
 
diff --git a/drivers/rtc/rtc-s5m.c b/drivers/rtc/rtc-s5m.c
index 8c70d785b..ab60287ee 100644
--- a/drivers/rtc/rtc-s5m.c
+++ b/drivers/rtc/rtc-s5m.c
@@ -635,6 +635,16 @@ static int s5m8767_rtc_init_reg(struct s5m_rtc_info *info)
 	case S2MPS13X:
 		data[0] = (0 << BCD_EN_SHIFT) | (1 << MODEL24_SHIFT);
 		ret = regmap_write(info->regmap, info->regs->ctrl, data[0]);
+		if (ret < 0)
+			break;
+
+		/*
+		 * Should set WUDR & (RUDR or AUDR) bits to high after writing
+		 * RTC_CTRL register like writing Alarm registers. We can't find
+		 * the description from datasheet but vendor code does that
+		 * really.
+		 */
+		ret = s5m8767_rtc_set_alarm_reg(info);
 		break;
 
 	default: