drm: Place Renesas drivers in a separate dir

Create vendor specific renesas directory and move renesas drivers
to that directory.

Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
Acked-by: Kieran Bingham <kieran.bingham+renesas@ideasonboard.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>

1 files changed, 0 insertions, 513 deletions

diff --git a/drivers/gpu/drm/rcar-du/rcar_du_vsp.c b/drivers/gpu/drm/rcar-du/rcar_du_vsp.c
deleted file mode 100644
index 45c05d0ffc70..000000000000
--- a/drivers/gpu/drm/rcar-du/rcar_du_vsp.c
+++ /dev/null
@@ -1,513 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0+
-/*
- * R-Car Display Unit VSP-Based Compositor
- *
- * Copyright (C) 2015 Renesas Electronics Corporation
- *
- * Contact: Laurent Pinchart (laurent.pinchart@ideasonboard.com)
- */
-
-#include <drm/drm_atomic.h>
-#include <drm/drm_atomic_helper.h>
-#include <drm/drm_blend.h>
-#include <drm/drm_crtc.h>
-#include <drm/drm_fb_dma_helper.h>
-#include <drm/drm_fourcc.h>
-#include <drm/drm_framebuffer.h>
-#include <drm/drm_gem_atomic_helper.h>
-#include <drm/drm_gem_dma_helper.h>
-#include <drm/drm_managed.h>
-#include <drm/drm_vblank.h>
-
-#include <linux/bitops.h>
-#include <linux/dma-mapping.h>
-#include <linux/of_platform.h>
-#include <linux/scatterlist.h>
-#include <linux/slab.h>
-#include <linux/videodev2.h>
-
-#include <media/vsp1.h>
-
-#include "rcar_du_drv.h"
-#include "rcar_du_kms.h"
-#include "rcar_du_vsp.h"
-#include "rcar_du_writeback.h"
-
-static void rcar_du_vsp_complete(void *private, unsigned int status, u32 crc)
-{
-	struct rcar_du_crtc *crtc = private;
-
-	if (crtc->vblank_enable)
-		drm_crtc_handle_vblank(&crtc->crtc);
-
-	if (status & VSP1_DU_STATUS_COMPLETE)
-		rcar_du_crtc_finish_page_flip(crtc);
-	if (status & VSP1_DU_STATUS_WRITEBACK)
-		rcar_du_writeback_complete(crtc);
-
-	drm_crtc_add_crc_entry(&crtc->crtc, false, 0, &crc);
-}
-
-void rcar_du_vsp_enable(struct rcar_du_crtc *crtc)
-{
-	const struct drm_display_mode *mode = &crtc->crtc.state->adjusted_mode;
-	struct rcar_du_device *rcdu = crtc->dev;
-	struct vsp1_du_lif_config cfg = {
-		.width = mode->hdisplay,
-		.height = mode->vdisplay,
-		.interlaced = mode->flags & DRM_MODE_FLAG_INTERLACE,
-		.callback = rcar_du_vsp_complete,
-		.callback_data = crtc,
-	};
-	struct rcar_du_plane_state state = {
-		.state = {
-			.alpha = DRM_BLEND_ALPHA_OPAQUE,
-			.crtc = &crtc->crtc,
-			.dst.x1 = 0,
-			.dst.y1 = 0,
-			.dst.x2 = mode->hdisplay,
-			.dst.y2 = mode->vdisplay,
-			.src.x1 = 0,
-			.src.y1 = 0,
-			.src.x2 = mode->hdisplay << 16,
-			.src.y2 = mode->vdisplay << 16,
-			.zpos = 0,
-		},
-		.format = rcar_du_format_info(DRM_FORMAT_XRGB8888),
-		.source = RCAR_DU_PLANE_VSPD1,
-		.colorkey = 0,
-	};
-
-	if (rcdu->info->gen >= 3)
-		state.hwindex = (crtc->index % 2) ? 2 : 0;
-	else
-		state.hwindex = crtc->index % 2;
-
-	__rcar_du_plane_setup(crtc->group, &state);
-
-	vsp1_du_setup_lif(crtc->vsp->vsp, crtc->vsp_pipe, &cfg);
-}
-
-void rcar_du_vsp_disable(struct rcar_du_crtc *crtc)
-{
-	vsp1_du_setup_lif(crtc->vsp->vsp, crtc->vsp_pipe, NULL);
-}
-
-void rcar_du_vsp_atomic_begin(struct rcar_du_crtc *crtc)
-{
-	vsp1_du_atomic_begin(crtc->vsp->vsp, crtc->vsp_pipe);
-}
-
-void rcar_du_vsp_atomic_flush(struct rcar_du_crtc *crtc)
-{
-	struct vsp1_du_atomic_pipe_config cfg = { { 0, } };
-	struct rcar_du_crtc_state *state;
-
-	state = to_rcar_crtc_state(crtc->crtc.state);
-	cfg.crc = state->crc;
-
-	rcar_du_writeback_setup(crtc, &cfg.writeback);
-
-	vsp1_du_atomic_flush(crtc->vsp->vsp, crtc->vsp_pipe, &cfg);
-}
-
-static const u32 rcar_du_vsp_formats[] = {
-	DRM_FORMAT_RGB332,
-	DRM_FORMAT_ARGB4444,
-	DRM_FORMAT_XRGB4444,
-	DRM_FORMAT_ARGB1555,
-	DRM_FORMAT_XRGB1555,
-	DRM_FORMAT_RGB565,
-	DRM_FORMAT_BGR888,
-	DRM_FORMAT_RGB888,
-	DRM_FORMAT_BGRA8888,
-	DRM_FORMAT_BGRX8888,
-	DRM_FORMAT_ARGB8888,
-	DRM_FORMAT_XRGB8888,
-	DRM_FORMAT_UYVY,
-	DRM_FORMAT_YUYV,
-	DRM_FORMAT_YVYU,
-	DRM_FORMAT_NV12,
-	DRM_FORMAT_NV21,
-	DRM_FORMAT_NV16,
-	DRM_FORMAT_NV61,
-	DRM_FORMAT_YUV420,
-	DRM_FORMAT_YVU420,
-	DRM_FORMAT_YUV422,
-	DRM_FORMAT_YVU422,
-	DRM_FORMAT_YUV444,
-	DRM_FORMAT_YVU444,
-};
-
-/*
- * Gen4 supports the same formats as above, and additionally 2-10-10-10 RGB
- * formats and Y210 & Y212 formats.
- */
-static const u32 rcar_du_vsp_formats_gen4[] = {
-	DRM_FORMAT_RGB332,
-	DRM_FORMAT_ARGB4444,
-	DRM_FORMAT_XRGB4444,
-	DRM_FORMAT_ARGB1555,
-	DRM_FORMAT_XRGB1555,
-	DRM_FORMAT_RGB565,
-	DRM_FORMAT_BGR888,
-	DRM_FORMAT_RGB888,
-	DRM_FORMAT_BGRA8888,
-	DRM_FORMAT_BGRX8888,
-	DRM_FORMAT_ARGB8888,
-	DRM_FORMAT_XRGB8888,
-	DRM_FORMAT_RGBX1010102,
-	DRM_FORMAT_RGBA1010102,
-	DRM_FORMAT_ARGB2101010,
-	DRM_FORMAT_UYVY,
-	DRM_FORMAT_YUYV,
-	DRM_FORMAT_YVYU,
-	DRM_FORMAT_NV12,
-	DRM_FORMAT_NV21,
-	DRM_FORMAT_NV16,
-	DRM_FORMAT_NV61,
-	DRM_FORMAT_YUV420,
-	DRM_FORMAT_YVU420,
-	DRM_FORMAT_YUV422,
-	DRM_FORMAT_YVU422,
-	DRM_FORMAT_YUV444,
-	DRM_FORMAT_YVU444,
-	DRM_FORMAT_Y210,
-	DRM_FORMAT_Y212,
-};
-
-static void rcar_du_vsp_plane_setup(struct rcar_du_vsp_plane *plane)
-{
-	struct rcar_du_vsp_plane_state *state =
-		to_rcar_vsp_plane_state(plane->plane.state);
-	struct rcar_du_crtc *crtc = to_rcar_crtc(state->state.crtc);
-	struct drm_framebuffer *fb = plane->plane.state->fb;
-	const struct rcar_du_format_info *format;
-	struct vsp1_du_atomic_config cfg = {
-		.pixelformat = 0,
-		.pitch = fb->pitches[0],
-		.alpha = state->state.alpha >> 8,
-		.zpos = state->state.zpos,
-	};
-	u32 fourcc = state->format->fourcc;
-	unsigned int i;
-
-	cfg.src.left = state->state.src.x1 >> 16;
-	cfg.src.top = state->state.src.y1 >> 16;
-	cfg.src.width = drm_rect_width(&state->state.src) >> 16;
-	cfg.src.height = drm_rect_height(&state->state.src) >> 16;
-
-	cfg.dst.left = state->state.dst.x1;
-	cfg.dst.top = state->state.dst.y1;
-	cfg.dst.width = drm_rect_width(&state->state.dst);
-	cfg.dst.height = drm_rect_height(&state->state.dst);
-
-	for (i = 0; i < state->format->planes; ++i)
-		cfg.mem[i] = sg_dma_address(state->sg_tables[i].sgl)
-			   + fb->offsets[i];
-
-	if (state->state.pixel_blend_mode == DRM_MODE_BLEND_PIXEL_NONE) {
-		switch (fourcc) {
-		case DRM_FORMAT_ARGB1555:
-			fourcc = DRM_FORMAT_XRGB1555;
-			break;
-
-		case DRM_FORMAT_ARGB4444:
-			fourcc = DRM_FORMAT_XRGB4444;
-			break;
-
-		case DRM_FORMAT_ARGB8888:
-			fourcc = DRM_FORMAT_XRGB8888;
-			break;
-		}
-	}
-
-	format = rcar_du_format_info(fourcc);
-	cfg.pixelformat = format->v4l2;
-
-	cfg.premult = state->state.pixel_blend_mode == DRM_MODE_BLEND_PREMULTI;
-
-	vsp1_du_atomic_update(plane->vsp->vsp, crtc->vsp_pipe,
-			      plane->index, &cfg);
-}
-
-int rcar_du_vsp_map_fb(struct rcar_du_vsp *vsp, struct drm_framebuffer *fb,
-		       struct sg_table sg_tables[3])
-{
-	struct rcar_du_device *rcdu = vsp->dev;
-	unsigned int i, j;
-	int ret;
-
-	for (i = 0; i < fb->format->num_planes; ++i) {
-		struct drm_gem_dma_object *gem = drm_fb_dma_get_gem_obj(fb, i);
-		struct sg_table *sgt = &sg_tables[i];
-
-		if (gem->sgt) {
-			struct scatterlist *src;
-			struct scatterlist *dst;
-
-			/*
-			 * If the GEM buffer has a scatter gather table, it has
-			 * been imported from a dma-buf and has no physical
-			 * address as it might not be physically contiguous.
-			 * Copy the original scatter gather table to map it to
-			 * the VSP.
-			 */
-			ret = sg_alloc_table(sgt, gem->sgt->orig_nents,
-					     GFP_KERNEL);
-			if (ret)
-				goto fail;
-
-			src = gem->sgt->sgl;
-			dst = sgt->sgl;
-			for (j = 0; j < gem->sgt->orig_nents; ++j) {
-				sg_set_page(dst, sg_page(src), src->length,
-					    src->offset);
-				src = sg_next(src);
-				dst = sg_next(dst);
-			}
-		} else {
-			ret = dma_get_sgtable(rcdu->dev, sgt, gem->vaddr,
-					      gem->dma_addr, gem->base.size);
-			if (ret)
-				goto fail;
-		}
-
-		ret = vsp1_du_map_sg(vsp->vsp, sgt);
-		if (ret) {
-			sg_free_table(sgt);
-			goto fail;
-		}
-	}
-
-	return 0;
-
-fail:
-	while (i--) {
-		struct sg_table *sgt = &sg_tables[i];
-
-		vsp1_du_unmap_sg(vsp->vsp, sgt);
-		sg_free_table(sgt);
-	}
-
-	return ret;
-}
-
-static int rcar_du_vsp_plane_prepare_fb(struct drm_plane *plane,
-					struct drm_plane_state *state)
-{
-	struct rcar_du_vsp_plane_state *rstate = to_rcar_vsp_plane_state(state);
-	struct rcar_du_vsp *vsp = to_rcar_vsp_plane(plane)->vsp;
-	int ret;
-
-	/*
-	 * There's no need to prepare (and unprepare) the framebuffer when the
-	 * plane is not visible, as it will not be displayed.
-	 */
-	if (!state->visible)
-		return 0;
-
-	ret = rcar_du_vsp_map_fb(vsp, state->fb, rstate->sg_tables);
-	if (ret < 0)
-		return ret;
-
-	return drm_gem_plane_helper_prepare_fb(plane, state);
-}
-
-void rcar_du_vsp_unmap_fb(struct rcar_du_vsp *vsp, struct drm_framebuffer *fb,
-			  struct sg_table sg_tables[3])
-{
-	unsigned int i;
-
-	for (i = 0; i < fb->format->num_planes; ++i) {
-		struct sg_table *sgt = &sg_tables[i];
-
-		vsp1_du_unmap_sg(vsp->vsp, sgt);
-		sg_free_table(sgt);
-	}
-}
-
-static void rcar_du_vsp_plane_cleanup_fb(struct drm_plane *plane,
-					 struct drm_plane_state *state)
-{
-	struct rcar_du_vsp_plane_state *rstate = to_rcar_vsp_plane_state(state);
-	struct rcar_du_vsp *vsp = to_rcar_vsp_plane(plane)->vsp;
-
-	if (!state->visible)
-		return;
-
-	rcar_du_vsp_unmap_fb(vsp, state->fb, rstate->sg_tables);
-}
-
-static int rcar_du_vsp_plane_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 rcar_du_vsp_plane_state *rstate = to_rcar_vsp_plane_state(new_plane_state);
-
-	return __rcar_du_plane_atomic_check(plane, new_plane_state,
-					    &rstate->format);
-}
-
-static void rcar_du_vsp_plane_atomic_update(struct drm_plane *plane,
-					struct drm_atomic_state *state)
-{
-	struct drm_plane_state *old_state = drm_atomic_get_old_plane_state(state, plane);
-	struct drm_plane_state *new_state = drm_atomic_get_new_plane_state(state, plane);
-	struct rcar_du_vsp_plane *rplane = to_rcar_vsp_plane(plane);
-	struct rcar_du_crtc *crtc = to_rcar_crtc(old_state->crtc);
-
-	if (new_state->visible)
-		rcar_du_vsp_plane_setup(rplane);
-	else if (old_state->crtc)
-		vsp1_du_atomic_update(rplane->vsp->vsp, crtc->vsp_pipe,
-				      rplane->index, NULL);
-}
-
-static const struct drm_plane_helper_funcs rcar_du_vsp_plane_helper_funcs = {
-	.prepare_fb = rcar_du_vsp_plane_prepare_fb,
-	.cleanup_fb = rcar_du_vsp_plane_cleanup_fb,
-	.atomic_check = rcar_du_vsp_plane_atomic_check,
-	.atomic_update = rcar_du_vsp_plane_atomic_update,
-};
-
-static struct drm_plane_state *
-rcar_du_vsp_plane_atomic_duplicate_state(struct drm_plane *plane)
-{
-	struct rcar_du_vsp_plane_state *copy;
-
-	if (WARN_ON(!plane->state))
-		return NULL;
-
-	copy = kzalloc(sizeof(*copy), GFP_KERNEL);
-	if (copy == NULL)
-		return NULL;
-
-	__drm_atomic_helper_plane_duplicate_state(plane, &copy->state);
-
-	return &copy->state;
-}
-
-static void rcar_du_vsp_plane_atomic_destroy_state(struct drm_plane *plane,
-						   struct drm_plane_state *state)
-{
-	__drm_atomic_helper_plane_destroy_state(state);
-	kfree(to_rcar_vsp_plane_state(state));
-}
-
-static void rcar_du_vsp_plane_reset(struct drm_plane *plane)
-{
-	struct rcar_du_vsp_plane_state *state;
-
-	if (plane->state) {
-		rcar_du_vsp_plane_atomic_destroy_state(plane, plane->state);
-		plane->state = NULL;
-	}
-
-	state = kzalloc(sizeof(*state), GFP_KERNEL);
-	if (state == NULL)
-		return;
-
-	__drm_atomic_helper_plane_reset(plane, &state->state);
-}
-
-static const struct drm_plane_funcs rcar_du_vsp_plane_funcs = {
-	.update_plane = drm_atomic_helper_update_plane,
-	.disable_plane = drm_atomic_helper_disable_plane,
-	.reset = rcar_du_vsp_plane_reset,
-	.destroy = drm_plane_cleanup,
-	.atomic_duplicate_state = rcar_du_vsp_plane_atomic_duplicate_state,
-	.atomic_destroy_state = rcar_du_vsp_plane_atomic_destroy_state,
-};
-
-static void rcar_du_vsp_cleanup(struct drm_device *dev, void *res)
-{
-	struct rcar_du_vsp *vsp = res;
-	unsigned int i;
-
-	for (i = 0; i < vsp->num_planes; ++i) {
-		struct rcar_du_vsp_plane *plane = &vsp->planes[i];
-
-		drm_plane_cleanup(&plane->plane);
-	}
-
-	kfree(vsp->planes);
-
-	put_device(vsp->vsp);
-}
-
-int rcar_du_vsp_init(struct rcar_du_vsp *vsp, struct device_node *np,
-		     unsigned int crtcs)
-{
-	struct rcar_du_device *rcdu = vsp->dev;
-	struct platform_device *pdev;
-	unsigned int num_crtcs = hweight32(crtcs);
-	unsigned int num_planes;
-	unsigned int i;
-	int ret;
-
-	/* Find the VSP device and initialize it. */
-	pdev = of_find_device_by_node(np);
-	if (!pdev)
-		return -ENXIO;
-
-	vsp->vsp = &pdev->dev;
-
-	ret = drmm_add_action_or_reset(&rcdu->ddev, rcar_du_vsp_cleanup, vsp);
-	if (ret < 0)
-		return ret;
-
-	ret = vsp1_du_init(vsp->vsp);
-	if (ret < 0)
-		return ret;
-
-	num_planes = rcdu->info->num_rpf;
-
-	vsp->planes = kcalloc(num_planes, sizeof(*vsp->planes), GFP_KERNEL);
-	if (!vsp->planes)
-		return -ENOMEM;
-
-	for (i = 0; i < num_planes; ++i) {
-		enum drm_plane_type type = i < num_crtcs
-					 ? DRM_PLANE_TYPE_PRIMARY
-					 : DRM_PLANE_TYPE_OVERLAY;
-		struct rcar_du_vsp_plane *plane = &vsp->planes[i];
-		unsigned int num_formats;
-		const u32 *formats;
-
-		if (rcdu->info->gen < 4) {
-			num_formats = ARRAY_SIZE(rcar_du_vsp_formats);
-			formats = rcar_du_vsp_formats;
-		} else {
-			num_formats = ARRAY_SIZE(rcar_du_vsp_formats_gen4);
-			formats = rcar_du_vsp_formats_gen4;
-		}
-
-		plane->vsp = vsp;
-		plane->index = i;
-
-		ret = drm_universal_plane_init(&rcdu->ddev, &plane->plane,
-					       crtcs, &rcar_du_vsp_plane_funcs,
-					       formats, num_formats,
-					       NULL, type, NULL);
-		if (ret < 0)
-			return ret;
-
-		drm_plane_helper_add(&plane->plane,
-				     &rcar_du_vsp_plane_helper_funcs);
-
-		drm_plane_create_alpha_property(&plane->plane);
-		drm_plane_create_zpos_property(&plane->plane, i, 0,
-					       num_planes - 1);
-
-		drm_plane_create_blend_mode_property(&plane->plane,
-					BIT(DRM_MODE_BLEND_PIXEL_NONE) |
-					BIT(DRM_MODE_BLEND_PREMULTI) |
-					BIT(DRM_MODE_BLEND_COVERAGE));
-
-		vsp->num_planes++;
-	}
-
-	return 0;
-}