summaryrefslogtreecommitdiff
path: root/drivers/gpu
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/nouveau/dispnv50/wndw.c20
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_display.c89
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_display.h4
3 files changed, 104 insertions, 9 deletions
diff --git a/drivers/gpu/drm/nouveau/dispnv50/wndw.c b/drivers/gpu/drm/nouveau/dispnv50/wndw.c
index 1425a9ca86cf..e25ead56052c 100644
--- a/drivers/gpu/drm/nouveau/dispnv50/wndw.c
+++ b/drivers/gpu/drm/nouveau/dispnv50/wndw.c
@@ -44,9 +44,9 @@ nv50_wndw_ctxdma_new(struct nv50_wndw *wndw, struct drm_framebuffer *fb)
{
struct nouveau_drm *drm = nouveau_drm(fb->dev);
struct nv50_wndw_ctxdma *ctxdma;
- struct nouveau_bo *nvbo = nouveau_gem_object(fb->obj[0]);
- const u8 kind = nvbo->kind;
- const u32 handle = 0xfb000000 | kind;
+ u32 handle;
+ u32 unused;
+ u8 kind;
struct {
struct nv_dma_v0 base;
union {
@@ -58,6 +58,9 @@ nv50_wndw_ctxdma_new(struct nv50_wndw *wndw, struct drm_framebuffer *fb)
u32 argc = sizeof(args.base);
int ret;
+ nouveau_framebuffer_get_layout(fb, &unused, &kind);
+ handle = 0xfb000000 | kind;
+
list_for_each_entry(ctxdma, &wndw->ctxdma.list, head) {
if (ctxdma->object.handle == handle)
return ctxdma;
@@ -238,15 +241,18 @@ nv50_wndw_atomic_check_acquire(struct nv50_wndw *wndw, bool modeset,
{
struct drm_framebuffer *fb = asyw->state.fb;
struct nouveau_drm *drm = nouveau_drm(wndw->plane.dev);
- struct nouveau_bo *nvbo = nouveau_gem_object(fb->obj[0]);
+ uint8_t kind;
+ uint32_t tile_mode;
int ret;
NV_ATOMIC(drm, "%s acquire\n", wndw->plane.name);
if (fb != armw->state.fb || !armw->visible || modeset) {
+ nouveau_framebuffer_get_layout(fb, &tile_mode, &kind);
+
asyw->image.w = fb->width;
asyw->image.h = fb->height;
- asyw->image.kind = nvbo->kind;
+ asyw->image.kind = kind;
ret = nv50_wndw_atomic_check_acquire_rgb(asyw);
if (ret) {
@@ -258,9 +264,9 @@ nv50_wndw_atomic_check_acquire(struct nv50_wndw *wndw, bool modeset,
if (asyw->image.kind) {
asyw->image.layout = 0;
if (drm->client.device.info.chipset >= 0xc0)
- asyw->image.blockh = nvbo->mode >> 4;
+ asyw->image.blockh = tile_mode >> 4;
else
- asyw->image.blockh = nvbo->mode;
+ asyw->image.blockh = tile_mode;
asyw->image.blocks[0] = fb->pitches[0] / 64;
asyw->image.pitch[0] = 0;
} else {
diff --git a/drivers/gpu/drm/nouveau/nouveau_display.c b/drivers/gpu/drm/nouveau/nouveau_display.c
index 7d6b344047ab..496c4621cc78 100644
--- a/drivers/gpu/drm/nouveau/nouveau_display.c
+++ b/drivers/gpu/drm/nouveau/nouveau_display.c
@@ -185,6 +185,76 @@ static const struct drm_framebuffer_funcs nouveau_framebuffer_funcs = {
.create_handle = drm_gem_fb_create_handle,
};
+static void
+nouveau_decode_mod(struct nouveau_drm *drm,
+ uint64_t modifier,
+ uint32_t *tile_mode,
+ uint8_t *kind)
+{
+ BUG_ON(!tile_mode || !kind);
+
+ if (modifier == DRM_FORMAT_MOD_LINEAR) {
+ /* tile_mode will not be used in this case */
+ *tile_mode = 0;
+ *kind = 0;
+ } else {
+ /*
+ * Extract the block height and kind from the corresponding
+ * modifier fields. See drm_fourcc.h for details.
+ */
+ *tile_mode = (uint32_t)(modifier & 0xF);
+ *kind = (uint8_t)((modifier >> 12) & 0xFF);
+
+ if (drm->client.device.info.chipset >= 0xc0)
+ *tile_mode <<= 4;
+ }
+}
+
+void
+nouveau_framebuffer_get_layout(struct drm_framebuffer *fb,
+ uint32_t *tile_mode,
+ uint8_t *kind)
+{
+ if (fb->flags & DRM_MODE_FB_MODIFIERS) {
+ struct nouveau_drm *drm = nouveau_drm(fb->dev);
+
+ nouveau_decode_mod(drm, fb->modifier, tile_mode, kind);
+ } else {
+ const struct nouveau_bo *nvbo = nouveau_gem_object(fb->obj[0]);
+
+ *tile_mode = nvbo->mode;
+ *kind = nvbo->kind;
+ }
+}
+
+static int
+nouveau_validate_decode_mod(struct nouveau_drm *drm,
+ uint64_t modifier,
+ uint32_t *tile_mode,
+ uint8_t *kind)
+{
+ struct nouveau_display *disp = nouveau_display(drm->dev);
+ int mod;
+
+ if (drm->client.device.info.family < NV_DEVICE_INFO_V0_TESLA) {
+ return -EINVAL;
+ }
+
+ BUG_ON(!disp->format_modifiers);
+
+ for (mod = 0;
+ (disp->format_modifiers[mod] != DRM_FORMAT_MOD_INVALID) &&
+ (disp->format_modifiers[mod] != modifier);
+ mod++);
+
+ if (disp->format_modifiers[mod] == DRM_FORMAT_MOD_INVALID)
+ return -EINVAL;
+
+ nouveau_decode_mod(drm, modifier, tile_mode, kind);
+
+ return 0;
+}
+
static inline uint32_t
nouveau_get_width_in_blocks(uint32_t stride)
{
@@ -266,6 +336,8 @@ nouveau_framebuffer_new(struct drm_device *dev,
struct drm_framebuffer *fb;
const struct drm_format_info *info;
unsigned int width, height, i;
+ uint32_t tile_mode;
+ uint8_t kind;
int ret;
/* YUV overlays have special requirements pre-NV50 */
@@ -288,6 +360,18 @@ nouveau_framebuffer_new(struct drm_device *dev,
return -EINVAL;
}
+ if (mode_cmd->flags & DRM_MODE_FB_MODIFIERS) {
+ if (nouveau_validate_decode_mod(drm, mode_cmd->modifier[0],
+ &tile_mode, &kind)) {
+ DRM_DEBUG_KMS("Unsupported modifier: 0x%llx\n",
+ mode_cmd->modifier[0]);
+ return -EINVAL;
+ }
+ } else {
+ tile_mode = nvbo->mode;
+ kind = nvbo->kind;
+ }
+
info = drm_get_format_info(dev, mode_cmd);
for (i = 0; i < info->num_planes; i++) {
@@ -298,11 +382,11 @@ nouveau_framebuffer_new(struct drm_device *dev,
mode_cmd->height,
i);
- if (nvbo->kind) {
+ if (kind) {
ret = nouveau_check_bl_size(drm, nvbo,
mode_cmd->offsets[i],
mode_cmd->pitches[i],
- height, nvbo->mode);
+ height, tile_mode);
if (ret)
return ret;
} else {
@@ -592,6 +676,7 @@ nouveau_display_create(struct drm_device *dev)
dev->mode_config.preferred_depth = 24;
dev->mode_config.prefer_shadow = 1;
+ dev->mode_config.allow_fb_modifiers = true;
if (drm->client.device.info.chipset < 0x11)
dev->mode_config.async_page_flip = false;
diff --git a/drivers/gpu/drm/nouveau/nouveau_display.h b/drivers/gpu/drm/nouveau/nouveau_display.h
index 1dd69c50a4ed..6e0d900441d6 100644
--- a/drivers/gpu/drm/nouveau/nouveau_display.h
+++ b/drivers/gpu/drm/nouveau/nouveau_display.h
@@ -62,6 +62,10 @@ int nouveau_display_dumb_map_offset(struct drm_file *, struct drm_device *,
void nouveau_hdmi_mode_set(struct drm_encoder *, struct drm_display_mode *);
+void
+nouveau_framebuffer_get_layout(struct drm_framebuffer *fb, uint32_t *tile_mode,
+ uint8_t *kind);
+
struct drm_framebuffer *
nouveau_user_framebuffer_create(struct drm_device *, struct drm_file *,
const struct drm_mode_fb_cmd2 *);
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-07 22:02:24 +0000