};
struct fimd_context {
- struct exynos_drm_manager manager;
struct device *dev;
struct drm_device *drm_dev;
+ struct exynos_drm_crtc *crtc;
struct clk *bus_clk;
struct clk *lcd_clk;
void __iomem *regs;
struct regmap *sysreg;
- struct drm_display_mode mode;
struct fimd_win_data win_data[WINDOWS_NR];
unsigned int default_win;
unsigned long irq_flags;
struct exynos_drm_display *display;
};
-static inline struct fimd_context *mgr_to_fimd(struct exynos_drm_manager *mgr)
-{
- return container_of(mgr, struct fimd_context, manager);
-}
-
static const struct of_device_id fimd_driver_dt_match[] = {
{ .compatible = "samsung,s3c6400-fimd",
.data = &s3c64xx_fimd_driver_data },
return (struct fimd_driver_data *)of_id->data;
}
-static void fimd_wait_for_vblank(struct exynos_drm_manager *mgr)
+static void fimd_wait_for_vblank(struct exynos_drm_crtc *crtc)
{
- struct fimd_context *ctx = mgr_to_fimd(mgr);
+ struct fimd_context *ctx = crtc->ctx;
if (ctx->suspended)
return;
writel(val, ctx->regs + SHADOWCON);
}
-static void fimd_clear_channel(struct exynos_drm_manager *mgr)
+static void fimd_clear_channel(struct fimd_context *ctx)
{
- struct fimd_context *ctx = mgr_to_fimd(mgr);
int win, ch_enabled = 0;
DRM_DEBUG_KMS("%s\n", __FILE__);
unsigned int state = ctx->suspended;
ctx->suspended = 0;
- fimd_wait_for_vblank(mgr);
+ fimd_wait_for_vblank(ctx->crtc);
ctx->suspended = state;
}
}
-static int fimd_mgr_initialize(struct exynos_drm_manager *mgr,
+static int fimd_ctx_initialize(struct fimd_context *ctx,
struct drm_device *drm_dev)
{
- struct fimd_context *ctx = mgr_to_fimd(mgr);
struct exynos_drm_private *priv;
priv = drm_dev->dev_private;
- mgr->drm_dev = ctx->drm_dev = drm_dev;
- mgr->pipe = ctx->pipe = priv->pipe++;
+ ctx->drm_dev = drm_dev;
+ ctx->pipe = priv->pipe++;
/* attach this sub driver to iommu mapping if supported. */
if (is_drm_iommu_supported(ctx->drm_dev)) {
+ int ret;
+
/*
* If any channel is already active, iommu will throw
* a PAGE FAULT when enabled. So clear any channel if enabled.
*/
- fimd_clear_channel(mgr);
- drm_iommu_attach_device(ctx->drm_dev, ctx->dev);
+ fimd_clear_channel(ctx);
+ ret = drm_iommu_attach_device(ctx->drm_dev, ctx->dev);
+ if (ret) {
+ DRM_ERROR("drm_iommu_attach failed.\n");
+ return ret;
+ }
+
}
return 0;
}
-static void fimd_mgr_remove(struct exynos_drm_manager *mgr)
+static void fimd_ctx_remove(struct fimd_context *ctx)
{
- struct fimd_context *ctx = mgr_to_fimd(mgr);
-
/* detach this sub driver from iommu mapping if supported. */
if (is_drm_iommu_supported(ctx->drm_dev))
drm_iommu_detach_device(ctx->drm_dev, ctx->dev);
return (clkdiv < 0x100) ? clkdiv : 0xff;
}
-static bool fimd_mode_fixup(struct exynos_drm_manager *mgr,
+static bool fimd_mode_fixup(struct exynos_drm_crtc *crtc,
const struct drm_display_mode *mode,
struct drm_display_mode *adjusted_mode)
{
return true;
}
-static void fimd_mode_set(struct exynos_drm_manager *mgr,
- const struct drm_display_mode *in_mode)
-{
- struct fimd_context *ctx = mgr_to_fimd(mgr);
-
- drm_mode_copy(&ctx->mode, in_mode);
-}
-
-static void fimd_commit(struct exynos_drm_manager *mgr)
+static void fimd_commit(struct exynos_drm_crtc *crtc)
{
- struct fimd_context *ctx = mgr_to_fimd(mgr);
- struct drm_display_mode *mode = &ctx->mode;
+ struct fimd_context *ctx = crtc->ctx;
+ struct drm_display_mode *mode = &crtc->base.mode;
struct fimd_driver_data *driver_data = ctx->driver_data;
void *timing_base = ctx->regs + driver_data->timing_base;
u32 val, clkdiv;
writel(val, ctx->regs + VIDCON0);
}
-static int fimd_enable_vblank(struct exynos_drm_manager *mgr)
+static int fimd_enable_vblank(struct exynos_drm_crtc *crtc)
{
- struct fimd_context *ctx = mgr_to_fimd(mgr);
+ struct fimd_context *ctx = crtc->ctx;
u32 val;
if (ctx->suspended)
return 0;
}
-static void fimd_disable_vblank(struct exynos_drm_manager *mgr)
+static void fimd_disable_vblank(struct exynos_drm_crtc *crtc)
{
- struct fimd_context *ctx = mgr_to_fimd(mgr);
+ struct fimd_context *ctx = crtc->ctx;
u32 val;
if (ctx->suspended)
}
}
-static void fimd_win_mode_set(struct exynos_drm_manager *mgr,
- struct exynos_drm_overlay *overlay)
+static void fimd_win_mode_set(struct exynos_drm_crtc *crtc,
+ struct exynos_drm_plane *plane)
{
- struct fimd_context *ctx = mgr_to_fimd(mgr);
+ struct fimd_context *ctx = crtc->ctx;
struct fimd_win_data *win_data;
int win;
unsigned long offset;
- if (!overlay) {
- DRM_ERROR("overlay is NULL\n");
+ if (!plane) {
+ DRM_ERROR("plane is NULL\n");
return;
}
- win = overlay->zpos;
+ win = plane->zpos;
if (win == DEFAULT_ZPOS)
win = ctx->default_win;
if (win < 0 || win >= WINDOWS_NR)
return;
- offset = overlay->fb_x * (overlay->bpp >> 3);
- offset += overlay->fb_y * overlay->pitch;
+ offset = plane->fb_x * (plane->bpp >> 3);
+ offset += plane->fb_y * plane->pitch;
- DRM_DEBUG_KMS("offset = 0x%lx, pitch = %x\n", offset, overlay->pitch);
+ DRM_DEBUG_KMS("offset = 0x%lx, pitch = %x\n", offset, plane->pitch);
win_data = &ctx->win_data[win];
- win_data->offset_x = overlay->crtc_x;
- win_data->offset_y = overlay->crtc_y;
- win_data->ovl_width = overlay->crtc_width;
- win_data->ovl_height = overlay->crtc_height;
- win_data->fb_width = overlay->fb_width;
- win_data->fb_height = overlay->fb_height;
- win_data->dma_addr = overlay->dma_addr[0] + offset;
- win_data->bpp = overlay->bpp;
- win_data->pixel_format = overlay->pixel_format;
- win_data->buf_offsize = (overlay->fb_width - overlay->crtc_width) *
- (overlay->bpp >> 3);
- win_data->line_size = overlay->crtc_width * (overlay->bpp >> 3);
+ win_data->offset_x = plane->crtc_x;
+ win_data->offset_y = plane->crtc_y;
+ win_data->ovl_width = plane->crtc_width;
+ win_data->ovl_height = plane->crtc_height;
+ win_data->fb_width = plane->fb_width;
+ win_data->fb_height = plane->fb_height;
+ win_data->dma_addr = plane->dma_addr[0] + offset;
+ win_data->bpp = plane->bpp;
+ win_data->pixel_format = plane->pixel_format;
+ win_data->buf_offsize = (plane->fb_width - plane->crtc_width) *
+ (plane->bpp >> 3);
+ win_data->line_size = plane->crtc_width * (plane->bpp >> 3);
DRM_DEBUG_KMS("offset_x = %d, offset_y = %d\n",
win_data->offset_x, win_data->offset_y);
win_data->ovl_width, win_data->ovl_height);
DRM_DEBUG_KMS("paddr = 0x%lx\n", (unsigned long)win_data->dma_addr);
DRM_DEBUG_KMS("fb_width = %d, crtc_width = %d\n",
- overlay->fb_width, overlay->crtc_width);
+ plane->fb_width, plane->crtc_width);
}
static void fimd_win_set_pixfmt(struct fimd_context *ctx, unsigned int win)
/*
* In case of exynos, setting dma-burst to 16Word causes permanent
* tearing for very small buffers, e.g. cursor buffer. Burst Mode
- * switching which is based on overlay size is not recommended as
- * overlay size varies alot towards the end of the screen and rapid
+ * switching which is based on plane size is not recommended as
+ * plane size varies alot towards the end of the screen and rapid
* movement causes unstable DMA which results into iommu crash/tear.
*/
writel(val, ctx->regs + reg);
}
-static void fimd_win_commit(struct exynos_drm_manager *mgr, int zpos)
+static void fimd_win_commit(struct exynos_drm_crtc *crtc, int zpos)
{
- struct fimd_context *ctx = mgr_to_fimd(mgr);
+ struct fimd_context *ctx = crtc->ctx;
struct fimd_win_data *win_data;
int win = zpos;
unsigned long val, alpha, size;
atomic_set(&ctx->win_updated, 1);
}
-static void fimd_win_disable(struct exynos_drm_manager *mgr, int zpos)
+static void fimd_win_disable(struct exynos_drm_crtc *crtc, int zpos)
{
- struct fimd_context *ctx = mgr_to_fimd(mgr);
+ struct fimd_context *ctx = crtc->ctx;
struct fimd_win_data *win_data;
int win = zpos;
win_data->enabled = false;
}
-static void fimd_window_suspend(struct exynos_drm_manager *mgr)
+static void fimd_window_suspend(struct fimd_context *ctx)
{
- struct fimd_context *ctx = mgr_to_fimd(mgr);
struct fimd_win_data *win_data;
int i;
win_data = &ctx->win_data[i];
win_data->resume = win_data->enabled;
if (win_data->enabled)
- fimd_win_disable(mgr, i);
+ fimd_win_disable(ctx->crtc, i);
}
}
-static void fimd_window_resume(struct exynos_drm_manager *mgr)
+static void fimd_window_resume(struct fimd_context *ctx)
{
- struct fimd_context *ctx = mgr_to_fimd(mgr);
struct fimd_win_data *win_data;
int i;
}
}
-static void fimd_apply(struct exynos_drm_manager *mgr)
+static void fimd_apply(struct fimd_context *ctx)
{
- struct fimd_context *ctx = mgr_to_fimd(mgr);
struct fimd_win_data *win_data;
int i;
for (i = 0; i < WINDOWS_NR; i++) {
win_data = &ctx->win_data[i];
if (win_data->enabled)
- fimd_win_commit(mgr, i);
+ fimd_win_commit(ctx->crtc, i);
else
- fimd_win_disable(mgr, i);
+ fimd_win_disable(ctx->crtc, i);
}
- fimd_commit(mgr);
+ fimd_commit(ctx->crtc);
}
-static int fimd_poweron(struct exynos_drm_manager *mgr)
+static int fimd_poweron(struct fimd_context *ctx)
{
- struct fimd_context *ctx = mgr_to_fimd(mgr);
int ret;
if (!ctx->suspended)
/* if vblank was enabled status, enable it again. */
if (test_and_clear_bit(0, &ctx->irq_flags)) {
- ret = fimd_enable_vblank(mgr);
+ ret = fimd_enable_vblank(ctx->crtc);
if (ret) {
DRM_ERROR("Failed to re-enable vblank [%d]\n", ret);
goto enable_vblank_err;
}
}
- fimd_window_resume(mgr);
+ fimd_window_resume(ctx);
- fimd_apply(mgr);
+ fimd_apply(ctx);
return 0;
return ret;
}
-static int fimd_poweroff(struct exynos_drm_manager *mgr)
+static int fimd_poweroff(struct fimd_context *ctx)
{
- struct fimd_context *ctx = mgr_to_fimd(mgr);
-
if (ctx->suspended)
return 0;
* suspend that connector. Otherwise we might try to scan from
* a destroyed buffer later.
*/
- fimd_window_suspend(mgr);
+ fimd_window_suspend(ctx);
clk_disable_unprepare(ctx->lcd_clk);
clk_disable_unprepare(ctx->bus_clk);
return 0;
}
-static void fimd_dpms(struct exynos_drm_manager *mgr, int mode)
+static void fimd_dpms(struct exynos_drm_crtc *crtc, int mode)
{
DRM_DEBUG_KMS("%s, %d\n", __FILE__, mode);
switch (mode) {
case DRM_MODE_DPMS_ON:
- fimd_poweron(mgr);
+ fimd_poweron(crtc->ctx);
break;
case DRM_MODE_DPMS_STANDBY:
case DRM_MODE_DPMS_SUSPEND:
case DRM_MODE_DPMS_OFF:
- fimd_poweroff(mgr);
+ fimd_poweroff(crtc->ctx);
break;
default:
DRM_DEBUG_KMS("unspecified mode %d\n", mode);
atomic_set(&ctx->triggering, 0);
}
-static void fimd_te_handler(struct exynos_drm_manager *mgr)
+static void fimd_te_handler(struct exynos_drm_crtc *crtc)
{
- struct fimd_context *ctx = mgr_to_fimd(mgr);
+ struct fimd_context *ctx = crtc->ctx;
/* Checks the crtc is detached already from encoder */
if (ctx->pipe < 0 || !ctx->drm_dev)
drm_handle_vblank(ctx->drm_dev, ctx->pipe);
}
-static struct exynos_drm_manager_ops fimd_manager_ops = {
+static struct exynos_drm_crtc_ops fimd_crtc_ops = {
.dpms = fimd_dpms,
.mode_fixup = fimd_mode_fixup,
- .mode_set = fimd_mode_set,
.commit = fimd_commit,
.enable_vblank = fimd_enable_vblank,
.disable_vblank = fimd_disable_vblank,
{
struct fimd_context *ctx = dev_get_drvdata(dev);
struct drm_device *drm_dev = data;
+ int ret;
+
+ ret = fimd_ctx_initialize(ctx, drm_dev);
+ if (ret) {
+ DRM_ERROR("fimd_ctx_initialize failed.\n");
+ return ret;
+ }
+
+ ctx->crtc = exynos_drm_crtc_create(drm_dev, ctx->pipe,
+ EXYNOS_DISPLAY_TYPE_LCD,
+ &fimd_crtc_ops, ctx);
+ if (IS_ERR(ctx->crtc)) {
+ fimd_ctx_remove(ctx);
+ return PTR_ERR(ctx->crtc);
+ }
- fimd_mgr_initialize(&ctx->manager, drm_dev);
- exynos_drm_crtc_create(&ctx->manager);
if (ctx->display)
exynos_drm_create_enc_conn(drm_dev, ctx->display);
{
struct fimd_context *ctx = dev_get_drvdata(dev);
- fimd_dpms(&ctx->manager, DRM_MODE_DPMS_OFF);
+ fimd_dpms(ctx->crtc, DRM_MODE_DPMS_OFF);
if (ctx->display)
exynos_dpi_remove(ctx->display);
- fimd_mgr_remove(&ctx->manager);
+ fimd_ctx_remove(ctx);
}
static const struct component_ops fimd_component_ops = {
struct fimd_context *ctx;
struct device_node *i80_if_timings;
struct resource *res;
- int ret = -EINVAL;
+ int ret;
if (!dev->of_node)
return -ENODEV;
if (!ctx)
return -ENOMEM;
- ctx->manager.type = EXYNOS_DISPLAY_TYPE_LCD;
- ctx->manager.ops = &fimd_manager_ops;
-
ret = exynos_drm_component_add(dev, EXYNOS_DEVICE_TYPE_CRTC,
- ctx->manager.type);
+ EXYNOS_DISPLAY_TYPE_LCD);
if (ret)
return ret;
projects / firefly-linux-kernel-4.4.55.git / blobdiff