Merging upstream version 6.8.9.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

7 files changed, 84 insertions, 25 deletions

diff --git a/drivers/gpu/drm/tiny/arcpgu.c b/drivers/gpu/drm/tiny/arcpgu.c
index e5b10e4155..4f8f317237 100644
--- a/drivers/gpu/drm/tiny/arcpgu.c
+++ b/drivers/gpu/drm/tiny/arcpgu.c
@@ -404,14 +404,12 @@ err_unload:
 	return ret;
 }
 
-static int arcpgu_remove(struct platform_device *pdev)
+static void arcpgu_remove(struct platform_device *pdev)
 {
 	struct drm_device *drm = platform_get_drvdata(pdev);
 
 	drm_dev_unregister(drm);
 	arcpgu_unload(drm);
-
-	return 0;
 }
 
 static const struct of_device_id arcpgu_of_table[] = {
@@ -423,7 +421,7 @@ MODULE_DEVICE_TABLE(of, arcpgu_of_table);
 
 static struct platform_driver arcpgu_platform_driver = {
 	.probe = arcpgu_probe,
-	.remove = arcpgu_remove,
+	.remove_new = arcpgu_remove,
 	.driver = {
 		   .name = "arcpgu",
 		   .of_match_table = arcpgu_of_table,
diff --git a/drivers/gpu/drm/tiny/cirrus.c b/drivers/gpu/drm/tiny/cirrus.c
index c5c34cd2ed..4e3a152f89 100644
--- a/drivers/gpu/drm/tiny/cirrus.c
+++ b/drivers/gpu/drm/tiny/cirrus.c
@@ -411,7 +411,8 @@ static void cirrus_primary_plane_helper_atomic_update(struct drm_plane *plane,
 		unsigned int offset = drm_fb_clip_offset(pitch, format, &damage);
 		struct iosys_map dst = IOSYS_MAP_INIT_OFFSET(&vaddr, offset);
 
-		drm_fb_blit(&dst, &pitch, format->format, shadow_plane_state->data, fb, &damage);
+		drm_fb_blit(&dst, &pitch, format->format, shadow_plane_state->data, fb,
+			    &damage, &shadow_plane_state->fmtcnv_state);
 	}
 
 	drm_dev_exit(idx);
diff --git a/drivers/gpu/drm/tiny/ili9225.c b/drivers/gpu/drm/tiny/ili9225.c
index 4ceb68ffac..dd8b0a181b 100644
--- a/drivers/gpu/drm/tiny/ili9225.c
+++ b/drivers/gpu/drm/tiny/ili9225.c
@@ -78,7 +78,7 @@ static inline int ili9225_command(struct mipi_dbi *dbi, u8 cmd, u16 data)
 }
 
 static void ili9225_fb_dirty(struct iosys_map *src, struct drm_framebuffer *fb,
-			     struct drm_rect *rect)
+			     struct drm_rect *rect, struct drm_format_conv_state *fmtcnv_state)
 {
 	struct mipi_dbi_dev *dbidev = drm_to_mipi_dbi_dev(fb->dev);
 	unsigned int height = rect->y2 - rect->y1;
@@ -98,7 +98,7 @@ static void ili9225_fb_dirty(struct iosys_map *src, struct drm_framebuffer *fb,
 	if (!dbi->dc || !full || swap ||
 	    fb->format->format == DRM_FORMAT_XRGB8888) {
 		tr = dbidev->tx_buf;
-		ret = mipi_dbi_buf_copy(tr, src, fb, rect, swap);
+		ret = mipi_dbi_buf_copy(tr, src, fb, rect, swap, fmtcnv_state);
 		if (ret)
 			goto err_msg;
 	} else {
@@ -171,7 +171,8 @@ static void ili9225_pipe_update(struct drm_simple_display_pipe *pipe,
 		return;
 
 	if (drm_atomic_helper_damage_merged(old_state, state, &rect))
-		ili9225_fb_dirty(&shadow_plane_state->data[0], fb, &rect);
+		ili9225_fb_dirty(&shadow_plane_state->data[0], fb, &rect,
+				 &shadow_plane_state->fmtcnv_state);
 
 	drm_dev_exit(idx);
 }
@@ -281,7 +282,8 @@ static void ili9225_pipe_enable(struct drm_simple_display_pipe *pipe,
 
 	ili9225_command(dbi, ILI9225_DISPLAY_CONTROL_1, 0x1017);
 
-	ili9225_fb_dirty(&shadow_plane_state->data[0], fb, &rect);
+	ili9225_fb_dirty(&shadow_plane_state->data[0], fb, &rect,
+			 &shadow_plane_state->fmtcnv_state);
 
 out_exit:
 	drm_dev_exit(idx);
diff --git a/drivers/gpu/drm/tiny/ofdrm.c b/drivers/gpu/drm/tiny/ofdrm.c
index 2d999a0fac..ab89b7fc7b 100644
--- a/drivers/gpu/drm/tiny/ofdrm.c
+++ b/drivers/gpu/drm/tiny/ofdrm.c
@@ -19,7 +19,6 @@
 #include <drm/drm_gem_shmem_helper.h>
 #include <drm/drm_managed.h>
 #include <drm/drm_modeset_helper_vtables.h>
-#include <drm/drm_plane_helper.h>
 #include <drm/drm_probe_helper.h>
 #include <drm/drm_simple_kms_helper.h>
 
@@ -758,7 +757,11 @@ static const uint64_t ofdrm_primary_plane_format_modifiers[] = {
 static int ofdrm_primary_plane_helper_atomic_check(struct drm_plane *plane,
 						   struct drm_atomic_state *new_state)
 {
+	struct drm_device *dev = plane->dev;
+	struct ofdrm_device *odev = ofdrm_device_of_dev(dev);
 	struct drm_plane_state *new_plane_state = drm_atomic_get_new_plane_state(new_state, plane);
+	struct drm_shadow_plane_state *new_shadow_plane_state =
+		to_drm_shadow_plane_state(new_plane_state);
 	struct drm_framebuffer *new_fb = new_plane_state->fb;
 	struct drm_crtc *new_crtc = new_plane_state->crtc;
 	struct drm_crtc_state *new_crtc_state = NULL;
@@ -777,6 +780,16 @@ static int ofdrm_primary_plane_helper_atomic_check(struct drm_plane *plane,
 	else if (!new_plane_state->visible)
 		return 0;
 
+	if (new_fb->format != odev->format) {
+		void *buf;
+
+		/* format conversion necessary; reserve buffer */
+		buf = drm_format_conv_state_reserve(&new_shadow_plane_state->fmtcnv_state,
+						    odev->pitch, GFP_KERNEL);
+		if (!buf)
+			return -ENOMEM;
+	}
+
 	new_crtc_state = drm_atomic_get_new_crtc_state(new_state, new_plane_state->crtc);
 
 	new_ofdrm_crtc_state = to_ofdrm_crtc_state(new_crtc_state);
@@ -817,7 +830,7 @@ static void ofdrm_primary_plane_helper_atomic_update(struct drm_plane *plane,
 
 		iosys_map_incr(&dst, drm_fb_clip_offset(dst_pitch, dst_format, &dst_clip));
 		drm_fb_blit(&dst, &dst_pitch, dst_format->format, shadow_plane_state->data, fb,
-			    &damage);
+			    &damage, &shadow_plane_state->fmtcnv_state);
 	}
 
 	drm_dev_exit(idx);
diff --git a/drivers/gpu/drm/tiny/repaper.c b/drivers/gpu/drm/tiny/repaper.c
index 73dd4f4289..8fd6758f57 100644
--- a/drivers/gpu/drm/tiny/repaper.c
+++ b/drivers/gpu/drm/tiny/repaper.c
@@ -509,7 +509,8 @@ static void repaper_get_temperature(struct repaper_epd *epd)
 	epd->factored_stage_time = epd->stage_time * factor10x / 10;
 }
 
-static int repaper_fb_dirty(struct drm_framebuffer *fb)
+static int repaper_fb_dirty(struct drm_framebuffer *fb,
+			    struct drm_format_conv_state *fmtcnv_state)
 {
 	struct drm_gem_dma_object *dma_obj = drm_fb_dma_get_gem_obj(fb, 0);
 	struct repaper_epd *epd = drm_to_epd(fb->dev);
@@ -545,7 +546,7 @@ static int repaper_fb_dirty(struct drm_framebuffer *fb)
 
 	iosys_map_set_vaddr(&dst, buf);
 	iosys_map_set_vaddr(&vmap, dma_obj->vaddr);
-	drm_fb_xrgb8888_to_mono(&dst, &dst_pitch, &vmap, fb, &clip);
+	drm_fb_xrgb8888_to_mono(&dst, &dst_pitch, &vmap, fb, &clip, fmtcnv_state);
 
 	drm_gem_fb_end_cpu_access(fb, DMA_FROM_DEVICE);
 
@@ -830,13 +831,16 @@ static void repaper_pipe_update(struct drm_simple_display_pipe *pipe,
 				struct drm_plane_state *old_state)
 {
 	struct drm_plane_state *state = pipe->plane.state;
+	struct drm_format_conv_state fmtcnv_state = DRM_FORMAT_CONV_STATE_INIT;
 	struct drm_rect rect;
 
 	if (!pipe->crtc.state->active)
 		return;
 
 	if (drm_atomic_helper_damage_merged(old_state, state, &rect))
-		repaper_fb_dirty(state->fb);
+		repaper_fb_dirty(state->fb, &fmtcnv_state);
+
+	drm_format_conv_state_release(&fmtcnv_state);
 }
 
 static const struct drm_simple_display_pipe_funcs repaper_pipe_funcs = {
diff --git a/drivers/gpu/drm/tiny/simpledrm.c b/drivers/gpu/drm/tiny/simpledrm.c
index 5fefc895bc..7ce1c46176 100644
--- a/drivers/gpu/drm/tiny/simpledrm.c
+++ b/drivers/gpu/drm/tiny/simpledrm.c
@@ -19,12 +19,12 @@
 #include <drm/drm_drv.h>
 #include <drm/drm_fbdev_generic.h>
 #include <drm/drm_format_helper.h>
+#include <drm/drm_framebuffer.h>
 #include <drm/drm_gem_atomic_helper.h>
 #include <drm/drm_gem_framebuffer_helper.h>
 #include <drm/drm_gem_shmem_helper.h>
 #include <drm/drm_managed.h>
 #include <drm/drm_modeset_helper_vtables.h>
-#include <drm/drm_plane_helper.h>
 #include <drm/drm_probe_helper.h>
 
 #define DRIVER_NAME	"simpledrm"
@@ -579,6 +579,44 @@ static const uint64_t simpledrm_primary_plane_format_modifiers[] = {
 	DRM_FORMAT_MOD_INVALID
 };
 
+static int simpledrm_primary_plane_helper_atomic_check(struct drm_plane *plane,
+						       struct drm_atomic_state *state)
+{
+	struct drm_plane_state *new_plane_state = drm_atomic_get_new_plane_state(state, plane);
+	struct drm_shadow_plane_state *new_shadow_plane_state =
+		to_drm_shadow_plane_state(new_plane_state);
+	struct drm_framebuffer *new_fb = new_plane_state->fb;
+	struct drm_crtc *new_crtc = new_plane_state->crtc;
+	struct drm_crtc_state *new_crtc_state = NULL;
+	struct drm_device *dev = plane->dev;
+	struct simpledrm_device *sdev = simpledrm_device_of_dev(dev);
+	int ret;
+
+	if (new_crtc)
+		new_crtc_state = drm_atomic_get_new_crtc_state(state, new_crtc);
+
+	ret = drm_atomic_helper_check_plane_state(new_plane_state, new_crtc_state,
+						  DRM_PLANE_NO_SCALING,
+						  DRM_PLANE_NO_SCALING,
+						  false, false);
+	if (ret)
+		return ret;
+	else if (!new_plane_state->visible)
+		return 0;
+
+	if (new_fb->format != sdev->format) {
+		void *buf;
+
+		/* format conversion necessary; reserve buffer */
+		buf = drm_format_conv_state_reserve(&new_shadow_plane_state->fmtcnv_state,
+						    sdev->pitch, GFP_KERNEL);
+		if (!buf)
+			return -ENOMEM;
+	}
+
+	return 0;
+}
+
 static void simpledrm_primary_plane_helper_atomic_update(struct drm_plane *plane,
 							 struct drm_atomic_state *state)
 {
@@ -609,7 +647,7 @@ static void simpledrm_primary_plane_helper_atomic_update(struct drm_plane *plane
 
 		iosys_map_incr(&dst, drm_fb_clip_offset(sdev->pitch, sdev->format, &dst_clip));
 		drm_fb_blit(&dst, &sdev->pitch, sdev->format->format, shadow_plane_state->data,
-			    fb, &damage);
+			    fb, &damage, &shadow_plane_state->fmtcnv_state);
 	}
 
 	drm_dev_exit(idx);
@@ -635,7 +673,7 @@ static void simpledrm_primary_plane_helper_atomic_disable(struct drm_plane *plan
 
 static const struct drm_plane_helper_funcs simpledrm_primary_plane_helper_funcs = {
 	DRM_GEM_SHADOW_PLANE_HELPER_FUNCS,
-	.atomic_check = drm_plane_helper_atomic_check,
+	.atomic_check = simpledrm_primary_plane_helper_atomic_check,
 	.atomic_update = simpledrm_primary_plane_helper_atomic_update,
 	.atomic_disable = simpledrm_primary_plane_helper_atomic_disable,
 };
diff --git a/drivers/gpu/drm/tiny/st7586.c b/drivers/gpu/drm/tiny/st7586.c
index 3cf4eec16a..7336fa1dda 100644
--- a/drivers/gpu/drm/tiny/st7586.c
+++ b/drivers/gpu/drm/tiny/st7586.c
@@ -64,7 +64,8 @@ static const u8 st7586_lookup[] = { 0x7, 0x4, 0x2, 0x0 };
 
 static void st7586_xrgb8888_to_gray332(u8 *dst, void *vaddr,
 				       struct drm_framebuffer *fb,
-				       struct drm_rect *clip)
+				       struct drm_rect *clip,
+				       struct drm_format_conv_state *fmtcnv_state)
 {
 	size_t len = (clip->x2 - clip->x1) * (clip->y2 - clip->y1);
 	unsigned int x, y;
@@ -77,7 +78,7 @@ static void st7586_xrgb8888_to_gray332(u8 *dst, void *vaddr,
 
 	iosys_map_set_vaddr(&dst_map, buf);
 	iosys_map_set_vaddr(&vmap, vaddr);
-	drm_fb_xrgb8888_to_gray8(&dst_map, NULL, &vmap, fb, clip);
+	drm_fb_xrgb8888_to_gray8(&dst_map, NULL, &vmap, fb, clip, fmtcnv_state);
 	src = buf;
 
 	for (y = clip->y1; y < clip->y2; y++) {
@@ -93,7 +94,7 @@ static void st7586_xrgb8888_to_gray332(u8 *dst, void *vaddr,
 }
 
 static int st7586_buf_copy(void *dst, struct iosys_map *src, struct drm_framebuffer *fb,
-			   struct drm_rect *clip)
+			   struct drm_rect *clip, struct drm_format_conv_state *fmtcnv_state)
 {
 	int ret;
 
@@ -101,7 +102,7 @@ static int st7586_buf_copy(void *dst, struct iosys_map *src, struct drm_framebuf
 	if (ret)
 		return ret;
 
-	st7586_xrgb8888_to_gray332(dst, src->vaddr, fb, clip);
+	st7586_xrgb8888_to_gray332(dst, src->vaddr, fb, clip, fmtcnv_state);
 
 	drm_gem_fb_end_cpu_access(fb, DMA_FROM_DEVICE);
 
@@ -109,7 +110,7 @@ static int st7586_buf_copy(void *dst, struct iosys_map *src, struct drm_framebuf
 }
 
 static void st7586_fb_dirty(struct iosys_map *src, struct drm_framebuffer *fb,
-			    struct drm_rect *rect)
+			    struct drm_rect *rect, struct drm_format_conv_state *fmtcnv_state)
 {
 	struct mipi_dbi_dev *dbidev = drm_to_mipi_dbi_dev(fb->dev);
 	struct mipi_dbi *dbi = &dbidev->dbi;
@@ -121,7 +122,7 @@ static void st7586_fb_dirty(struct iosys_map *src, struct drm_framebuffer *fb,
 
 	DRM_DEBUG_KMS("Flushing [FB:%d] " DRM_RECT_FMT "\n", fb->base.id, DRM_RECT_ARG(rect));
 
-	ret = st7586_buf_copy(dbidev->tx_buf, src, fb, rect);
+	ret = st7586_buf_copy(dbidev->tx_buf, src, fb, rect, fmtcnv_state);
 	if (ret)
 		goto err_msg;
 
@@ -160,7 +161,8 @@ static void st7586_pipe_update(struct drm_simple_display_pipe *pipe,
 		return;
 
 	if (drm_atomic_helper_damage_merged(old_state, state, &rect))
-		st7586_fb_dirty(&shadow_plane_state->data[0], fb, &rect);
+		st7586_fb_dirty(&shadow_plane_state->data[0], fb, &rect,
+				&shadow_plane_state->fmtcnv_state);
 
 	drm_dev_exit(idx);
 }
@@ -238,7 +240,8 @@ static void st7586_pipe_enable(struct drm_simple_display_pipe *pipe,
 
 	msleep(100);
 
-	st7586_fb_dirty(&shadow_plane_state->data[0], fb, &rect);
+	st7586_fb_dirty(&shadow_plane_state->data[0], fb, &rect,
+			&shadow_plane_state->fmtcnv_state);
 
 	mipi_dbi_command(dbi, MIPI_DCS_SET_DISPLAY_ON);
 out_exit: