Merge tag 'drm-misc-fixes-2024-10-17' of https://gitlab.freedesktop.org/drm/misc/kernel into drm-fixes

Short summary of fixes pull:

ast:
- Clear EDID on unplugged connectors

host1x:
- Fix boot on Tegra186
- Set DMA parameters

mgag200:
- Revert VBLANK support

panel:
- himax-hx83192: Adjust power and gamma

qaic:
- Sgtable loop fixes

vmwgfx:
- Limit display layout allocatino size
- Handle allocation errors in connector checks
- Clean up KMS code for 2d-only setup
- Report surface-check errors correctly
- Remove NULL test around kvfree()

Signed-off-by: Dave Airlie <airlied@redhat.com>

From: Thomas Zimmermann <tzimmermann@suse.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20241017115516.GA196624@linux.fritz.box

25 files changed, 48 insertions, 240 deletions

diff --git a/drivers/accel/qaic/qaic_control.c b/drivers/accel/qaic/qaic_control.c
index 9e8a8cbadf6b..d8bdab69f800 100644
--- a/drivers/accel/qaic/qaic_control.c
+++ b/drivers/accel/qaic/qaic_control.c
@@ -496,7 +496,7 @@ static int encode_addr_size_pairs(struct dma_xfer *xfer, struct wrapper_list *wr
 	nents = sgt->nents;
 	nents_dma = nents;
 	*size = QAIC_MANAGE_EXT_MSG_LENGTH - msg_hdr_len - sizeof(**out_trans);
-	for_each_sgtable_sg(sgt, sg, i) {
+	for_each_sgtable_dma_sg(sgt, sg, i) {
 		*size -= sizeof(*asp);
 		/* Save 1K for possible follow-up transactions. */
 		if (*size < SZ_1K) {
diff --git a/drivers/accel/qaic/qaic_data.c b/drivers/accel/qaic/qaic_data.c
index e86e71c1cdd8..c20eb63750f5 100644
--- a/drivers/accel/qaic/qaic_data.c
+++ b/drivers/accel/qaic/qaic_data.c
@@ -184,7 +184,7 @@ static int clone_range_of_sgt_for_slice(struct qaic_device *qdev, struct sg_tabl
 	nents = 0;
 
 	size = size ? size : PAGE_SIZE;
-	for (sg = sgt_in->sgl; sg; sg = sg_next(sg)) {
+	for_each_sgtable_dma_sg(sgt_in, sg, j) {
 		len = sg_dma_len(sg);
 
 		if (!len)
@@ -221,7 +221,7 @@ static int clone_range_of_sgt_for_slice(struct qaic_device *qdev, struct sg_tabl
 
 	/* copy relevant sg node and fix page and length */
 	sgn = sgf;
-	for_each_sgtable_sg(sgt, sg, j) {
+	for_each_sgtable_dma_sg(sgt, sg, j) {
 		memcpy(sg, sgn, sizeof(*sg));
 		if (sgn == sgf) {
 			sg_dma_address(sg) += offf;
@@ -301,7 +301,7 @@ static int encode_reqs(struct qaic_device *qdev, struct bo_slice *slice,
 	 * fence.
 	 */
 	dev_addr = req->dev_addr;
-	for_each_sgtable_sg(slice->sgt, sg, i) {
+	for_each_sgtable_dma_sg(slice->sgt, sg, i) {
 		slice->reqs[i].cmd = cmd;
 		slice->reqs[i].src_addr = cpu_to_le64(slice->dir == DMA_TO_DEVICE ?
 						      sg_dma_address(sg) : dev_addr);
diff --git a/drivers/gpu/drm/ast/ast_sil164.c b/drivers/gpu/drm/ast/ast_sil164.c
index 496c7120e515..c231389936bd 100644
--- a/drivers/gpu/drm/ast/ast_sil164.c
+++ b/drivers/gpu/drm/ast/ast_sil164.c
@@ -29,6 +29,8 @@ static int ast_sil164_connector_helper_get_modes(struct drm_connector *connector
 	if (ast_connector->physical_status == connector_status_connected) {
 		count = drm_connector_helper_get_modes(connector);
 	} else {
+		drm_edid_connector_update(connector, NULL);
+
 		/*
 		 * There's no EDID data without a connected monitor. Set BMC-
 		 * compatible modes in this case. The XGA default resolution
diff --git a/drivers/gpu/drm/ast/ast_vga.c b/drivers/gpu/drm/ast/ast_vga.c
index 3e815da43fbd..dd389a0a8f4a 100644
--- a/drivers/gpu/drm/ast/ast_vga.c
+++ b/drivers/gpu/drm/ast/ast_vga.c
@@ -29,6 +29,8 @@ static int ast_vga_connector_helper_get_modes(struct drm_connector *connector)
 	if (ast_connector->physical_status == connector_status_connected) {
 		count = drm_connector_helper_get_modes(connector);
 	} else {
+		drm_edid_connector_update(connector, NULL);
+
 		/*
 		 * There's no EDID data without a connected monitor. Set BMC-
 		 * compatible modes in this case. The XGA default resolution
diff --git a/drivers/gpu/drm/mgag200/mgag200_drv.c b/drivers/gpu/drm/mgag200/mgag200_drv.c
index 6623ee4e3277..9f5925693686 100644
--- a/drivers/gpu/drm/mgag200/mgag200_drv.c
+++ b/drivers/gpu/drm/mgag200/mgag200_drv.c
@@ -18,7 +18,6 @@
 #include <drm/drm_managed.h>
 #include <drm/drm_module.h>
 #include <drm/drm_pciids.h>
-#include <drm/drm_vblank.h>
 
 #include "mgag200_drv.h"
 
@@ -85,34 +84,6 @@ resource_size_t mgag200_probe_vram(void __iomem *mem, resource_size_t size)
 	return offset - 65536;
 }
 
-static irqreturn_t mgag200_irq_handler(int irq, void *arg)
-{
-	struct drm_device *dev = arg;
-	struct mga_device *mdev = to_mga_device(dev);
-	struct drm_crtc *crtc;
-	u32 status, ien;
-
-	status = RREG32(MGAREG_STATUS);
-
-	if (status & MGAREG_STATUS_VLINEPEN) {
-		ien = RREG32(MGAREG_IEN);
-		if (!(ien & MGAREG_IEN_VLINEIEN))
-			goto out;
-
-		crtc = drm_crtc_from_index(dev, 0);
-		if (WARN_ON_ONCE(!crtc))
-			goto out;
-		drm_crtc_handle_vblank(crtc);
-
-		WREG32(MGAREG_ICLEAR, MGAREG_ICLEAR_VLINEICLR);
-
-		return IRQ_HANDLED;
-	}
-
-out:
-	return IRQ_NONE;
-}
-
 /*
  * DRM driver
  */
@@ -196,7 +167,6 @@ int mgag200_device_init(struct mga_device *mdev,
 			const struct mgag200_device_funcs *funcs)
 {
 	struct drm_device *dev = &mdev->base;
-	struct pci_dev *pdev = to_pci_dev(dev->dev);
 	u8 crtcext3, misc;
 	int ret;
 
@@ -223,14 +193,6 @@ int mgag200_device_init(struct mga_device *mdev,
 	mutex_unlock(&mdev->rmmio_lock);
 
 	WREG32(MGAREG_IEN, 0);
-	WREG32(MGAREG_ICLEAR, MGAREG_ICLEAR_VLINEICLR);
-
-	ret = devm_request_irq(&pdev->dev, pdev->irq, mgag200_irq_handler, IRQF_SHARED,
-			       dev->driver->name, dev);
-	if (ret) {
-		drm_err(dev, "Failed to acquire interrupt, error %d\n", ret);
-		return ret;
-	}
 
 	return 0;
 }
diff --git a/drivers/gpu/drm/mgag200/mgag200_drv.h b/drivers/gpu/drm/mgag200/mgag200_drv.h
index 4760ba92871b..988967eafbf2 100644
--- a/drivers/gpu/drm/mgag200/mgag200_drv.h
+++ b/drivers/gpu/drm/mgag200/mgag200_drv.h
@@ -391,24 +391,17 @@ int mgag200_crtc_helper_atomic_check(struct drm_crtc *crtc, struct drm_atomic_st
 void mgag200_crtc_helper_atomic_flush(struct drm_crtc *crtc, struct drm_atomic_state *old_state);
 void mgag200_crtc_helper_atomic_enable(struct drm_crtc *crtc, struct drm_atomic_state *old_state);
 void mgag200_crtc_helper_atomic_disable(struct drm_crtc *crtc, struct drm_atomic_state *old_state);
-bool mgag200_crtc_helper_get_scanout_position(struct drm_crtc *crtc, bool in_vblank_irq,
-					      int *vpos, int *hpos,
-					      ktime_t *stime, ktime_t *etime,
-					      const struct drm_display_mode *mode);
 
 #define MGAG200_CRTC_HELPER_FUNCS \
 	.mode_valid = mgag200_crtc_helper_mode_valid, \
 	.atomic_check = mgag200_crtc_helper_atomic_check, \
 	.atomic_flush = mgag200_crtc_helper_atomic_flush, \
 	.atomic_enable = mgag200_crtc_helper_atomic_enable, \
-	.atomic_disable = mgag200_crtc_helper_atomic_disable, \
-	.get_scanout_position = mgag200_crtc_helper_get_scanout_position
+	.atomic_disable = mgag200_crtc_helper_atomic_disable
 
 void mgag200_crtc_reset(struct drm_crtc *crtc);
 struct drm_crtc_state *mgag200_crtc_atomic_duplicate_state(struct drm_crtc *crtc);
 void mgag200_crtc_atomic_destroy_state(struct drm_crtc *crtc, struct drm_crtc_state *crtc_state);
-int mgag200_crtc_enable_vblank(struct drm_crtc *crtc);
-void mgag200_crtc_disable_vblank(struct drm_crtc *crtc);
 
 #define MGAG200_CRTC_FUNCS \
 	.reset = mgag200_crtc_reset, \
@@ -416,10 +409,7 @@ void mgag200_crtc_disable_vblank(struct drm_crtc *crtc);
 	.set_config = drm_atomic_helper_set_config, \
 	.page_flip = drm_atomic_helper_page_flip, \
 	.atomic_duplicate_state = mgag200_crtc_atomic_duplicate_state, \
-	.atomic_destroy_state = mgag200_crtc_atomic_destroy_state, \
-	.enable_vblank = mgag200_crtc_enable_vblank, \
-	.disable_vblank = mgag200_crtc_disable_vblank, \
-	.get_vblank_timestamp = drm_crtc_vblank_helper_get_vblank_timestamp
+	.atomic_destroy_state = mgag200_crtc_atomic_destroy_state
 
 void mgag200_set_mode_regs(struct mga_device *mdev, const struct drm_display_mode *mode,
 			   bool set_vidrst);
diff --git a/drivers/gpu/drm/mgag200/mgag200_g200.c b/drivers/gpu/drm/mgag200/mgag200_g200.c
index 77ce8d36cef0..f874e2949840 100644
--- a/drivers/gpu/drm/mgag200/mgag200_g200.c
+++ b/drivers/gpu/drm/mgag200/mgag200_g200.c
@@ -8,7 +8,6 @@
 #include <drm/drm_drv.h>
 #include <drm/drm_gem_atomic_helper.h>
 #include <drm/drm_probe_helper.h>
-#include <drm/drm_vblank.h>
 
 #include "mgag200_drv.h"
 
@@ -404,9 +403,5 @@ struct mga_device *mgag200_g200_device_create(struct pci_dev *pdev, const struct
 	drm_mode_config_reset(dev);
 	drm_kms_helper_poll_init(dev);
 
-	ret = drm_vblank_init(dev, 1);
-	if (ret)
-		return ERR_PTR(ret);
-
 	return mdev;
 }
diff --git a/drivers/gpu/drm/mgag200/mgag200_g200eh.c b/drivers/gpu/drm/mgag200/mgag200_g200eh.c
index 09ced65c1d2f..e2305f8e00f8 100644
--- a/drivers/gpu/drm/mgag200/mgag200_g200eh.c
+++ b/drivers/gpu/drm/mgag200/mgag200_g200eh.c
@@ -8,7 +8,6 @@
 #include <drm/drm_drv.h>
 #include <drm/drm_gem_atomic_helper.h>
 #include <drm/drm_probe_helper.h>
-#include <drm/drm_vblank.h>
 
 #include "mgag200_drv.h"
 
@@ -276,9 +275,5 @@ struct mga_device *mgag200_g200eh_device_create(struct pci_dev *pdev, const stru
 	drm_mode_config_reset(dev);
 	drm_kms_helper_poll_init(dev);
 
-	ret = drm_vblank_init(dev, 1);
-	if (ret)
-		return ERR_PTR(ret);
-
 	return mdev;
 }
diff --git a/drivers/gpu/drm/mgag200/mgag200_g200eh3.c b/drivers/gpu/drm/mgag200/mgag200_g200eh3.c
index 5daa469137bd..11ae76eb081d 100644
--- a/drivers/gpu/drm/mgag200/mgag200_g200eh3.c
+++ b/drivers/gpu/drm/mgag200/mgag200_g200eh3.c
@@ -7,7 +7,6 @@
 #include <drm/drm_drv.h>
 #include <drm/drm_gem_atomic_helper.h>
 #include <drm/drm_probe_helper.h>
-#include <drm/drm_vblank.h>
 
 #include "mgag200_drv.h"
 
@@ -181,9 +180,5 @@ struct mga_device *mgag200_g200eh3_device_create(struct pci_dev *pdev,
 	drm_mode_config_reset(dev);
 	drm_kms_helper_poll_init(dev);
 
-	ret = drm_vblank_init(dev, 1);
-	if (ret)
-		return ERR_PTR(ret);
-
 	return mdev;
 }
diff --git a/drivers/gpu/drm/mgag200/mgag200_g200er.c b/drivers/gpu/drm/mgag200/mgag200_g200er.c
index 09cfffafe130..c20ed0ab50ec 100644
--- a/drivers/gpu/drm/mgag200/mgag200_g200er.c
+++ b/drivers/gpu/drm/mgag200/mgag200_g200er.c
@@ -8,7 +8,6 @@
 #include <drm/drm_drv.h>
 #include <drm/drm_gem_atomic_helper.h>
 #include <drm/drm_probe_helper.h>
-#include <drm/drm_vblank.h>
 
 #include "mgag200_drv.h"
 
@@ -206,8 +205,6 @@ static void mgag200_g200er_crtc_helper_atomic_enable(struct drm_crtc *crtc,
 		mgag200_crtc_set_gamma_linear(mdev, format);
 
 	mgag200_enable_display(mdev);
-
-	drm_crtc_vblank_on(crtc);
 }
 
 static const struct drm_crtc_helper_funcs mgag200_g200er_crtc_helper_funcs = {
@@ -215,8 +212,7 @@ static const struct drm_crtc_helper_funcs mgag200_g200er_crtc_helper_funcs = {
 	.atomic_check = mgag200_crtc_helper_atomic_check,
 	.atomic_flush = mgag200_crtc_helper_atomic_flush,
 	.atomic_enable = mgag200_g200er_crtc_helper_atomic_enable,
-	.atomic_disable = mgag200_crtc_helper_atomic_disable,
-	.get_scanout_position = mgag200_crtc_helper_get_scanout_position,
+	.atomic_disable = mgag200_crtc_helper_atomic_disable
 };
 
 static const struct drm_crtc_funcs mgag200_g200er_crtc_funcs = {
@@ -312,9 +308,5 @@ struct mga_device *mgag200_g200er_device_create(struct pci_dev *pdev, const stru
 	drm_mode_config_reset(dev);
 	drm_kms_helper_poll_init(dev);
 
-	ret = drm_vblank_init(dev, 1);
-	if (ret)
-		return ERR_PTR(ret);
-
 	return mdev;
 }
diff --git a/drivers/gpu/drm/mgag200/mgag200_g200ev.c b/drivers/gpu/drm/mgag200/mgag200_g200ev.c
index 3d48baa91d8b..78be964eb97c 100644
--- a/drivers/gpu/drm/mgag200/mgag200_g200ev.c
+++ b/drivers/gpu/drm/mgag200/mgag200_g200ev.c
@@ -8,7 +8,6 @@
 #include <drm/drm_drv.h>
 #include <drm/drm_gem_atomic_helper.h>
 #include <drm/drm_probe_helper.h>
-#include <drm/drm_vblank.h>
 
 #include "mgag200_drv.h"
 
@@ -207,8 +206,6 @@ static void mgag200_g200ev_crtc_helper_atomic_enable(struct drm_crtc *crtc,
 		mgag200_crtc_set_gamma_linear(mdev, format);
 
 	mgag200_enable_display(mdev);
-
-	drm_crtc_vblank_on(crtc);
 }
 
 static const struct drm_crtc_helper_funcs mgag200_g200ev_crtc_helper_funcs = {
@@ -216,8 +213,7 @@ static const struct drm_crtc_helper_funcs mgag200_g200ev_crtc_helper_funcs = {
 	.atomic_check = mgag200_crtc_helper_atomic_check,
 	.atomic_flush = mgag200_crtc_helper_atomic_flush,
 	.atomic_enable = mgag200_g200ev_crtc_helper_atomic_enable,
-	.atomic_disable = mgag200_crtc_helper_atomic_disable,
-	.get_scanout_position = mgag200_crtc_helper_get_scanout_position,
+	.atomic_disable = mgag200_crtc_helper_atomic_disable
 };
 
 static const struct drm_crtc_funcs mgag200_g200ev_crtc_funcs = {
@@ -317,9 +313,5 @@ struct mga_device *mgag200_g200ev_device_create(struct pci_dev *pdev, const stru
 	drm_mode_config_reset(dev);
 	drm_kms_helper_poll_init(dev);
 
-	ret = drm_vblank_init(dev, 1);
-	if (ret)
-		return ERR_PTR(ret);
-
 	return mdev;
 }
diff --git a/drivers/gpu/drm/mgag200/mgag200_g200ew3.c b/drivers/gpu/drm/mgag200/mgag200_g200ew3.c
index dabc778e64e8..31624c9ab7b7 100644
--- a/drivers/gpu/drm/mgag200/mgag200_g200ew3.c
+++ b/drivers/gpu/drm/mgag200/mgag200_g200ew3.c
@@ -7,7 +7,6 @@
 #include <drm/drm_drv.h>
 #include <drm/drm_gem_atomic_helper.h>
 #include <drm/drm_probe_helper.h>
-#include <drm/drm_vblank.h>
 
 #include "mgag200_drv.h"
 
@@ -199,9 +198,5 @@ struct mga_device *mgag200_g200ew3_device_create(struct pci_dev *pdev,
 	drm_mode_config_reset(dev);
 	drm_kms_helper_poll_init(dev);
 
-	ret = drm_vblank_init(dev, 1);
-	if (ret)
-		return ERR_PTR(ret);
-
 	return mdev;
 }
diff --git a/drivers/gpu/drm/mgag200/mgag200_g200se.c b/drivers/gpu/drm/mgag200/mgag200_g200se.c
index 9dcbe8304271..7a32d3b1d226 100644
--- a/drivers/gpu/drm/mgag200/mgag200_g200se.c
+++ b/drivers/gpu/drm/mgag200/mgag200_g200se.c
@@ -8,7 +8,6 @@
 #include <drm/drm_drv.h>
 #include <drm/drm_gem_atomic_helper.h>
 #include <drm/drm_probe_helper.h>
-#include <drm/drm_vblank.h>
 
 #include "mgag200_drv.h"
 
@@ -338,8 +337,6 @@ static void mgag200_g200se_crtc_helper_atomic_enable(struct drm_crtc *crtc,
 		mgag200_crtc_set_gamma_linear(mdev, format);
 
 	mgag200_enable_display(mdev);
-
-	drm_crtc_vblank_on(crtc);
 }
 
 static const struct drm_crtc_helper_funcs mgag200_g200se_crtc_helper_funcs = {
@@ -347,8 +344,7 @@ static const struct drm_crtc_helper_funcs mgag200_g200se_crtc_helper_funcs = {
 	.atomic_check = mgag200_crtc_helper_atomic_check,
 	.atomic_flush = mgag200_crtc_helper_atomic_flush,
 	.atomic_enable = mgag200_g200se_crtc_helper_atomic_enable,
-	.atomic_disable = mgag200_crtc_helper_atomic_disable,
-	.get_scanout_position = mgag200_crtc_helper_get_scanout_position,
+	.atomic_disable = mgag200_crtc_helper_atomic_disable
 };
 
 static const struct drm_crtc_funcs mgag200_g200se_crtc_funcs = {
@@ -517,9 +513,5 @@ struct mga_device *mgag200_g200se_device_create(struct pci_dev *pdev, const stru
 	drm_mode_config_reset(dev);
 	drm_kms_helper_poll_init(dev);
 
-	ret = drm_vblank_init(dev, 1);
-	if (ret)
-		return ERR_PTR(ret);
-
 	return mdev;
 }
diff --git a/drivers/gpu/drm/mgag200/mgag200_g200wb.c b/drivers/gpu/drm/mgag200/mgag200_g200wb.c
index 83a24aedbf2f..a0e7b9ad46cd 100644
--- a/drivers/gpu/drm/mgag200/mgag200_g200wb.c
+++ b/drivers/gpu/drm/mgag200/mgag200_g200wb.c
@@ -8,7 +8,6 @@
 #include <drm/drm_drv.h>
 #include <drm/drm_gem_atomic_helper.h>
 #include <drm/drm_probe_helper.h>
-#include <drm/drm_vblank.h>
 
 #include "mgag200_drv.h"
 
@@ -323,9 +322,5 @@ struct mga_device *mgag200_g200wb_device_create(struct pci_dev *pdev, const stru
 	drm_mode_config_reset(dev);
 	drm_kms_helper_poll_init(dev);
 
-	ret = drm_vblank_init(dev, 1);
-	if (ret)
-		return ERR_PTR(ret);
-
 	return mdev;
 }
diff --git a/drivers/gpu/drm/mgag200/mgag200_mode.c b/drivers/gpu/drm/mgag200/mgag200_mode.c
index 7159909aca1e..fb71658c3117 100644
--- a/drivers/gpu/drm/mgag200/mgag200_mode.c
+++ b/drivers/gpu/drm/mgag200/mgag200_mode.c
@@ -22,7 +22,6 @@
 #include <drm/drm_gem_framebuffer_helper.h>
 #include <drm/drm_panic.h>
 #include <drm/drm_print.h>
-#include <drm/drm_vblank.h>
 
 #include "mgag200_ddc.h"
 #include "mgag200_drv.h"
@@ -227,14 +226,7 @@ void mgag200_set_mode_regs(struct mga_device *mdev, const struct drm_display_mod
 	vblkstr = mode->crtc_vblank_start;
 	vblkend = vtotal + 1;
 
-	/*
-	 * There's no VBLANK interrupt on Matrox chipsets, so we use
-	 * the VLINE interrupt instead. It triggers when the current
-	 * <linecomp> has been reached. For VBLANK, this is the first
-	 * non-visible line at the bottom of the screen. Therefore,
-	 * keep <linecomp> in sync with <vblkstr>.
-	 */
-	linecomp = vblkstr;
+	linecomp = vdispend;
 
 	misc = RREG8(MGA_MISC_IN);
 
@@ -645,8 +637,6 @@ void mgag200_crtc_helper_atomic_flush(struct drm_crtc *crtc, struct drm_atomic_s
 	struct mgag200_crtc_state *mgag200_crtc_state = to_mgag200_crtc_state(crtc_state);
 	struct drm_device *dev = crtc->dev;
 	struct mga_device *mdev = to_mga_device(dev);
-	struct drm_pending_vblank_event *event;
-	unsigned long flags;
 
 	if (crtc_state->enable && crtc_state->color_mgmt_changed) {
 		const struct drm_format_info *format = mgag200_crtc_state->format;
@@ -656,18 +646,6 @@ void mgag200_crtc_helper_atomic_flush(struct drm_crtc *crtc, struct drm_atomic_s
 		else
 			mgag200_crtc_set_gamma_linear(mdev, format);
 	}
-
-	event = crtc->state->event;
-	if (event) {
-		crtc->state->event = NULL;
-
-		spin_lock_irqsave(&dev->event_lock, flags);
-		if (drm_crtc_vblank_get(crtc) != 0)
-			drm_crtc_send_vblank_event(crtc, event);
-		else
-			drm_crtc_arm_vblank_event(crtc, event);
-		spin_unlock_irqrestore(&dev->event_lock, flags);
-	}
 }
 
 void mgag200_crtc_helper_atomic_enable(struct drm_crtc *crtc, struct drm_atomic_state *old_state)
@@ -692,44 +670,15 @@ void mgag200_crtc_helper_atomic_enable(struct drm_crtc *crtc, struct drm_atomic_
 		mgag200_crtc_set_gamma_linear(mdev, format);
 
 	mgag200_enable_display(mdev);
-
-	drm_crtc_vblank_on(crtc);
 }
 
 void mgag200_crtc_helper_atomic_disable(struct drm_crtc *crtc, struct drm_atomic_state *old_state)
 {
 	struct mga_device *mdev = to_mga_device(crtc->dev);
 
-	drm_crtc_vblank_off(crtc);
-
 	mgag200_disable_display(mdev);
 }
 
-bool mgag200_crtc_helper_get_scanout_position(struct drm_crtc *crtc, bool in_vblank_irq,
-					      int *vpos, int *hpos,
-					      ktime_t *stime, ktime_t *etime,
-					      const struct drm_display_mode *mode)
-{
-	struct mga_device *mdev = to_mga_device(crtc->dev);
-	u32 vcount;
-
-	if (stime)
-		*stime = ktime_get();
-
-	if (vpos) {
-		vcount = RREG32(MGAREG_VCOUNT);
-		*vpos = vcount & GENMASK(11, 0);
-	}
-
-	if (hpos)
-		*hpos = mode->htotal >> 1; // near middle of scanline on average
-
-	if (etime)
-		*etime = ktime_get();
-
-	return true;
-}
-
 void mgag200_crtc_reset(struct drm_crtc *crtc)
 {
 	struct mgag200_crtc_state *mgag200_crtc_state;
@@ -774,30 +723,6 @@ void mgag200_crtc_atomic_destroy_state(struct drm_crtc *crtc, struct drm_crtc_st
 	kfree(mgag200_crtc_state);
 }
 
-int mgag200_crtc_enable_vblank(struct drm_crtc *crtc)
-{
-	struct mga_device *mdev = to_mga_device(crtc->dev);
-	u32 ien;
-
-	WREG32(MGAREG_ICLEAR, MGAREG_ICLEAR_VLINEICLR);
-
-	ien = RREG32(MGAREG_IEN);
-	ien |= MGAREG_IEN_VLINEIEN;
-	WREG32(MGAREG_IEN, ien);
-
-	return 0;
-}
-
-void mgag200_crtc_disable_vblank(struct drm_crtc *crtc)
-{
-	struct mga_device *mdev = to_mga_device(crtc->dev);
-	u32 ien;
-
-	ien = RREG32(MGAREG_IEN);
-	ien &= ~(MGAREG_IEN_VLINEIEN);
-	WREG32(MGAREG_IEN, ien);
-}
-
 /*
  * Mode config
  */
diff --git a/drivers/gpu/drm/panel/panel-himax-hx83102.c b/drivers/gpu/drm/panel/panel-himax-hx83102.c
index 6e4b7e4644ce..8b48bba18131 100644
--- a/drivers/gpu/drm/panel/panel-himax-hx83102.c
+++ b/drivers/gpu/drm/panel/panel-himax-hx83102.c
@@ -298,7 +298,7 @@ static int ivo_t109nw41_init(struct hx83102 *ctx)
 	msleep(60);
 
 	hx83102_enable_extended_cmds(&dsi_ctx, true);
-	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83102_SETPOWER, 0x2c, 0xed, 0xed, 0x0f, 0xcf, 0x42,
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83102_SETPOWER, 0x2c, 0xed, 0xed, 0x27, 0xe7, 0x52,
 				     0xf5, 0x39, 0x36, 0x36, 0x36, 0x36, 0x32, 0x8b, 0x11, 0x65, 0x00, 0x88,
 				     0xfa, 0xff, 0xff, 0x8f, 0xff, 0x08, 0xd6, 0x33);
 	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83102_SETDISP, 0x00, 0x47, 0xb0, 0x80, 0x00, 0x12,
@@ -343,11 +343,11 @@ static int ivo_t109nw41_init(struct hx83102 *ctx)
 				     0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xa0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 				     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 				     0x00, 0x00, 0x00, 0x00, 0x00, 0x00);
-	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83102_SETGMA, 0x04, 0x04, 0x06, 0x0a, 0x0a, 0x05,
-				     0x12, 0x14, 0x17, 0x13, 0x2c, 0x33, 0x39, 0x4b, 0x4c, 0x56, 0x61, 0x78,
-				     0x7a, 0x41, 0x50, 0x68, 0x73, 0x04, 0x04, 0x06, 0x0a, 0x0a, 0x05, 0x12,
-				     0x14, 0x17, 0x13, 0x2c, 0x33, 0x39, 0x4b, 0x4c, 0x56, 0x61, 0x78, 0x7a,
-				     0x41, 0x50, 0x68, 0x73);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83102_SETGMA, 0x00, 0x07, 0x10, 0x17, 0x1c, 0x33,
+				     0x48, 0x50, 0x57, 0x50, 0x68, 0x6e, 0x71, 0x7f, 0x81, 0x8a, 0x8e, 0x9b,
+				     0x9c, 0x4d, 0x56, 0x5d, 0x73, 0x00, 0x07, 0x10, 0x17, 0x1c, 0x33, 0x48,
+				     0x50, 0x57, 0x50, 0x68, 0x6e, 0x71, 0x7f, 0x81, 0x8a, 0x8e, 0x9b, 0x9c,
+				     0x4d, 0x56, 0x5d, 0x73);
 	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX83102_SETTP1, 0x07, 0x10, 0x10, 0x1a, 0x26, 0x9e,
 				     0x00, 0x4f, 0xa0, 0x14, 0x14, 0x00, 0x00, 0x00, 0x00, 0x12, 0x0a, 0x02,
 				     0x02, 0x00, 0x33, 0x02, 0x04, 0x18, 0x01);
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_blit.c b/drivers/gpu/drm/vmwgfx/vmwgfx_blit.c
index 890a66a2361f..64bd7d74854e 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_blit.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_blit.c
@@ -635,10 +635,8 @@ out:
 		kunmap_atomic(d.src_addr);
 	if (d.dst_addr)
 		kunmap_atomic(d.dst_addr);
-	if (src_pages)
-		kvfree(src_pages);
-	if (dst_pages)
-		kvfree(dst_pages);
+	kvfree(src_pages);
+	kvfree(dst_pages);
 
 	return ret;
 }
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h
index 3f4719b3c268..4e2807f5f94c 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h
@@ -62,7 +62,7 @@
 #define VMWGFX_DRIVER_MINOR 20
 #define VMWGFX_DRIVER_PATCHLEVEL 0
 #define VMWGFX_FIFO_STATIC_SIZE (1024*1024)
-#define VMWGFX_MAX_DISPLAYS 16
+#define VMWGFX_NUM_DISPLAY_UNITS 8
 #define VMWGFX_CMD_BOUNCE_INIT_SIZE 32768
 
 #define VMWGFX_MIN_INITIAL_WIDTH 1280
@@ -82,7 +82,7 @@
 #define VMWGFX_NUM_GB_CONTEXT 256
 #define VMWGFX_NUM_GB_SHADER 20000
 #define VMWGFX_NUM_GB_SURFACE 32768
-#define VMWGFX_NUM_GB_SCREEN_TARGET VMWGFX_MAX_DISPLAYS
+#define VMWGFX_NUM_GB_SCREEN_TARGET VMWGFX_NUM_DISPLAY_UNITS
 #define VMWGFX_NUM_DXCONTEXT 256
 #define VMWGFX_NUM_DXQUERY 512
 #define VMWGFX_NUM_MOB (VMWGFX_NUM_GB_CONTEXT +\
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
index 288ed0bb75cb..63b8d7591253 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
@@ -1283,7 +1283,6 @@ static int vmw_kms_new_framebuffer_surface(struct vmw_private *dev_priv,
 {
 	struct drm_device *dev = &dev_priv->drm;
 	struct vmw_framebuffer_surface *vfbs;
-	enum SVGA3dSurfaceFormat format;
 	struct vmw_surface *surface;
 	int ret;
 
@@ -1320,34 +1319,6 @@ static int vmw_kms_new_framebuffer_surface(struct vmw_private *dev_priv,
 		return -EINVAL;
 	}
 
-	switch (mode_cmd->pixel_format) {
-	case DRM_FORMAT_ARGB8888:
-		format = SVGA3D_A8R8G8B8;
-		break;
-	case DRM_FORMAT_XRGB8888:
-		format = SVGA3D_X8R8G8B8;
-		break;
-	case DRM_FORMAT_RGB565:
-		format = SVGA3D_R5G6B5;
-		break;
-	case DRM_FORMAT_XRGB1555:
-		format = SVGA3D_A1R5G5B5;
-		break;
-	default:
-		DRM_ERROR("Invalid pixel format: %p4cc\n",
-			  &mode_cmd->pixel_format);
-		return -EINVAL;
-	}
-
-	/*
-	 * For DX, surface format validation is done when surface->scanout
-	 * is set.
-	 */
-	if (!has_sm4_context(dev_priv) && format != surface->metadata.format) {
-		DRM_ERROR("Invalid surface format for requested mode.\n");
-		return -EINVAL;
-	}
-
 	vfbs = kzalloc(sizeof(*vfbs), GFP_KERNEL);
 	if (!vfbs) {
 		ret = -ENOMEM;
@@ -1539,6 +1510,7 @@ static struct drm_framebuffer *vmw_kms_fb_create(struct drm_device *dev,
 		DRM_ERROR("Surface size cannot exceed %dx%d\n",
 			dev_priv->texture_max_width,
 			dev_priv->texture_max_height);
+		ret = -EINVAL;
 		goto err_out;
 	}
 
@@ -2225,7 +2197,7 @@ int vmw_kms_update_layout_ioctl(struct drm_device *dev, void *data,
 	struct drm_mode_config *mode_config = &dev->mode_config;
 	struct drm_vmw_update_layout_arg *arg =
 		(struct drm_vmw_update_layout_arg *)data;
-	void __user *user_rects;
+	const void __user *user_rects;
 	struct drm_vmw_rect *rects;
 	struct drm_rect *drm_rects;
 	unsigned rects_size;
@@ -2237,6 +2209,8 @@ int vmw_kms_update_layout_ioctl(struct drm_device *dev, void *data,
 					    VMWGFX_MIN_INITIAL_HEIGHT};
 		vmw_du_update_layout(dev_priv, 1, &def_rect);
 		return 0;
+	} else if (arg->num_outputs > VMWGFX_NUM_DISPLAY_UNITS) {
+		return -E2BIG;
 	}
 
 	rects_size = arg->num_outputs * sizeof(struct drm_vmw_rect);
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.h b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.h
index 6141fadf81ef..2a6c6d6581e0 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.h
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.h
@@ -199,9 +199,6 @@ struct vmw_kms_dirty {
 	s32 unit_y2;
 };
 
-#define VMWGFX_NUM_DISPLAY_UNITS 8
-
-
 #define vmw_framebuffer_to_vfb(x) \
 	container_of(x, struct vmw_framebuffer, base)
 #define vmw_framebuffer_to_vfbs(x) \
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_stdu.c b/drivers/gpu/drm/vmwgfx/vmwgfx_stdu.c
index fab155a68054..82d18b88f4a7 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_stdu.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_stdu.c
@@ -886,6 +886,10 @@ static int vmw_stdu_connector_atomic_check(struct drm_connector *conn,
 	struct drm_crtc_state *new_crtc_state;
 
 	conn_state = drm_atomic_get_connector_state(state, conn);
+
+	if (IS_ERR(conn_state))
+		return PTR_ERR(conn_state);
+
 	du = vmw_connector_to_stdu(conn);
 
 	if (!conn_state->crtc)
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_surface.c b/drivers/gpu/drm/vmwgfx/vmwgfx_surface.c
index 1625b30d9970..5721c74da3e0 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_surface.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_surface.c
@@ -2276,9 +2276,12 @@ int vmw_dumb_create(struct drm_file *file_priv,
 	const struct SVGA3dSurfaceDesc *desc = vmw_surface_get_desc(format);
 	SVGA3dSurfaceAllFlags flags = SVGA3D_SURFACE_HINT_TEXTURE |
 				      SVGA3D_SURFACE_HINT_RENDERTARGET |
-				      SVGA3D_SURFACE_SCREENTARGET |
-				      SVGA3D_SURFACE_BIND_SHADER_RESOURCE |
-				      SVGA3D_SURFACE_BIND_RENDER_TARGET;
+				      SVGA3D_SURFACE_SCREENTARGET;
+
+	if (vmw_surface_is_dx_screen_target_format(format)) {
+		flags |= SVGA3D_SURFACE_BIND_SHADER_RESOURCE |
+			 SVGA3D_SURFACE_BIND_RENDER_TARGET;
+	}
 
 	/*
 	 * Without mob support we're just going to use raw memory buffer
diff --git a/drivers/gpu/host1x/context.c b/drivers/gpu/host1x/context.c
index 955c971c528d..a6f6779662a3 100644
--- a/drivers/gpu/host1x/context.c
+++ b/drivers/gpu/host1x/context.c
@@ -58,6 +58,7 @@ int host1x_memory_context_list_init(struct host1x *host1x)
 		ctx->dev.parent = host1x->dev;
 		ctx->dev.release = host1x_memory_context_release;
 
+		ctx->dev.dma_parms = &ctx->dma_parms;
 		dma_set_max_seg_size(&ctx->dev, UINT_MAX);
 
 		err = device_add(&ctx->dev);
diff --git a/drivers/gpu/host1x/dev.c b/drivers/gpu/host1x/dev.c
index b62e4f0e8130..e98528777faa 100644
--- a/drivers/gpu/host1x/dev.c
+++ b/drivers/gpu/host1x/dev.c
@@ -625,12 +625,6 @@ static int host1x_probe(struct platform_device *pdev)
 		goto free_contexts;
 	}
 
-	err = host1x_intr_init(host);
-	if (err) {
-		dev_err(&pdev->dev, "failed to initialize interrupts\n");
-		goto deinit_syncpt;
-	}
-
 	pm_runtime_enable(&pdev->dev);
 
 	err = devm_tegra_core_dev_init_opp_table_common(&pdev->dev);
@@ -642,6 +636,12 @@ static int host1x_probe(struct platform_device *pdev)
 	if (err)
 		goto pm_disable;
 
+	err = host1x_intr_init(host);
+	if (err) {
+		dev_err(&pdev->dev, "failed to initialize interrupts\n");
+		goto pm_put;
+	}
+
 	host1x_debug_init(host);
 
 	err = host1x_register(host);
@@ -658,13 +658,11 @@ unregister:
 	host1x_unregister(host);
 deinit_debugfs:
 	host1x_debug_deinit(host);
-
+	host1x_intr_deinit(host);
+pm_put:
 	pm_runtime_put_sync_suspend(&pdev->dev);
 pm_disable:
 	pm_runtime_disable(&pdev->dev);
-
-	host1x_intr_deinit(host);
-deinit_syncpt:
 	host1x_syncpt_deinit(host);
 free_contexts:
 	host1x_memory_context_list_free(&host->context_list);
diff --git a/include/linux/host1x.h b/include/linux/host1x.h
index 9c8119ed13a4..c4dde3aafcac 100644
--- a/include/linux/host1x.h
+++ b/include/linux/host1x.h
@@ -466,6 +466,7 @@ struct host1x_memory_context {
 	refcount_t ref;
 	struct pid *owner;
 
+	struct device_dma_parameters dma_parms;
 	struct device dev;
 	u64 dma_mask;
 	u32 stream_id;