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path: root/drivers/gpu/drm/exynos/exynos_mixer.c
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Diffstat (limited to 'drivers/gpu/drm/exynos/exynos_mixer.c')
-rw-r--r--drivers/gpu/drm/exynos/exynos_mixer.c384
1 files changed, 220 insertions, 164 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_mixer.c b/drivers/gpu/drm/exynos/exynos_mixer.c
index d09f8f9a8939..b5fbc1cbf024 100644
--- a/drivers/gpu/drm/exynos/exynos_mixer.c
+++ b/drivers/gpu/drm/exynos/exynos_mixer.c
@@ -37,12 +37,12 @@
#include "exynos_drm_drv.h"
#include "exynos_drm_crtc.h"
+#include "exynos_drm_fb.h"
#include "exynos_drm_plane.h"
#include "exynos_drm_iommu.h"
#define MIXER_WIN_NR 3
#define VP_DEFAULT_WIN 2
-#define CURSOR_WIN 1
/* The pixelformats that are natively supported by the mixer. */
#define MXR_FORMAT_RGB565 4
@@ -76,7 +76,9 @@ enum mixer_flag_bits {
static const uint32_t mixer_formats[] = {
DRM_FORMAT_XRGB4444,
+ DRM_FORMAT_ARGB4444,
DRM_FORMAT_XRGB1555,
+ DRM_FORMAT_ARGB1555,
DRM_FORMAT_RGB565,
DRM_FORMAT_XRGB8888,
DRM_FORMAT_ARGB8888,
@@ -111,6 +113,31 @@ struct mixer_drv_data {
bool has_sclk;
};
+static const struct exynos_drm_plane_config plane_configs[MIXER_WIN_NR] = {
+ {
+ .zpos = 0,
+ .type = DRM_PLANE_TYPE_PRIMARY,
+ .pixel_formats = mixer_formats,
+ .num_pixel_formats = ARRAY_SIZE(mixer_formats),
+ .capabilities = EXYNOS_DRM_PLANE_CAP_DOUBLE |
+ EXYNOS_DRM_PLANE_CAP_ZPOS,
+ }, {
+ .zpos = 1,
+ .type = DRM_PLANE_TYPE_CURSOR,
+ .pixel_formats = mixer_formats,
+ .num_pixel_formats = ARRAY_SIZE(mixer_formats),
+ .capabilities = EXYNOS_DRM_PLANE_CAP_DOUBLE |
+ EXYNOS_DRM_PLANE_CAP_ZPOS,
+ }, {
+ .zpos = 2,
+ .type = DRM_PLANE_TYPE_OVERLAY,
+ .pixel_formats = vp_formats,
+ .num_pixel_formats = ARRAY_SIZE(vp_formats),
+ .capabilities = EXYNOS_DRM_PLANE_CAP_SCALE |
+ EXYNOS_DRM_PLANE_CAP_ZPOS,
+ },
+};
+
static const u8 filter_y_horiz_tap8[] = {
0, -1, -1, -1, -1, -1, -1, -1,
-1, -1, -1, -1, -1, 0, 0, 0,
@@ -140,6 +167,18 @@ static const u8 filter_cr_horiz_tap4[] = {
70, 59, 48, 37, 27, 19, 11, 5,
};
+static inline bool is_alpha_format(unsigned int pixel_format)
+{
+ switch (pixel_format) {
+ case DRM_FORMAT_ARGB8888:
+ case DRM_FORMAT_ARGB1555:
+ case DRM_FORMAT_ARGB4444:
+ return true;
+ default:
+ return false;
+ }
+}
+
static inline u32 vp_reg_read(struct mixer_resources *res, u32 reg_id)
{
return readl(res->vp_regs + reg_id);
@@ -269,6 +308,37 @@ static void vp_default_filter(struct mixer_resources *res)
filter_cr_horiz_tap4, sizeof(filter_cr_horiz_tap4));
}
+static void mixer_cfg_gfx_blend(struct mixer_context *ctx, unsigned int win,
+ bool alpha)
+{
+ struct mixer_resources *res = &ctx->mixer_res;
+ u32 val;
+
+ val = MXR_GRP_CFG_COLOR_KEY_DISABLE; /* no blank key */
+ if (alpha) {
+ /* blending based on pixel alpha */
+ val |= MXR_GRP_CFG_BLEND_PRE_MUL;
+ val |= MXR_GRP_CFG_PIXEL_BLEND_EN;
+ }
+ mixer_reg_writemask(res, MXR_GRAPHIC_CFG(win),
+ val, MXR_GRP_CFG_MISC_MASK);
+}
+
+static void mixer_cfg_vp_blend(struct mixer_context *ctx)
+{
+ struct mixer_resources *res = &ctx->mixer_res;
+ u32 val;
+
+ /*
+ * No blending at the moment since the NV12/NV21 pixelformats don't
+ * have an alpha channel. However the mixer supports a global alpha
+ * value for a layer. Once this functionality is exposed, we can
+ * support blending of the video layer through this.
+ */
+ val = 0;
+ mixer_reg_write(res, MXR_VIDEO_CFG, val);
+}
+
static void mixer_vsync_set_update(struct mixer_context *ctx, bool enable)
{
struct mixer_resources *res = &ctx->mixer_res;
@@ -350,7 +420,7 @@ static void mixer_cfg_rgb_fmt(struct mixer_context *ctx, unsigned int height)
}
static void mixer_cfg_layer(struct mixer_context *ctx, unsigned int win,
- bool enable)
+ unsigned int priority, bool enable)
{
struct mixer_resources *res = &ctx->mixer_res;
u32 val = enable ? ~0 : 0;
@@ -358,20 +428,24 @@ static void mixer_cfg_layer(struct mixer_context *ctx, unsigned int win,
switch (win) {
case 0:
mixer_reg_writemask(res, MXR_CFG, val, MXR_CFG_GRP0_ENABLE);
+ mixer_reg_writemask(res, MXR_LAYER_CFG,
+ MXR_LAYER_CFG_GRP0_VAL(priority),
+ MXR_LAYER_CFG_GRP0_MASK);
break;
case 1:
mixer_reg_writemask(res, MXR_CFG, val, MXR_CFG_GRP1_ENABLE);
+ mixer_reg_writemask(res, MXR_LAYER_CFG,
+ MXR_LAYER_CFG_GRP1_VAL(priority),
+ MXR_LAYER_CFG_GRP1_MASK);
break;
- case 2:
+ case VP_DEFAULT_WIN:
if (ctx->vp_enabled) {
vp_reg_writemask(res, VP_ENABLE, val, VP_ENABLE_ON);
mixer_reg_writemask(res, MXR_CFG, val,
MXR_CFG_VP_ENABLE);
-
- /* control blending of graphic layer 0 */
- mixer_reg_writemask(res, MXR_GRAPHIC_CFG(0), val,
- MXR_GRP_CFG_BLEND_PRE_MUL |
- MXR_GRP_CFG_PIXEL_BLEND_EN);
+ mixer_reg_writemask(res, MXR_LAYER_CFG,
+ MXR_LAYER_CFG_VP_VAL(priority),
+ MXR_LAYER_CFG_VP_MASK);
}
break;
}
@@ -399,10 +473,11 @@ static void mixer_stop(struct mixer_context *ctx)
static void vp_video_buffer(struct mixer_context *ctx,
struct exynos_drm_plane *plane)
{
+ struct exynos_drm_plane_state *state =
+ to_exynos_plane_state(plane->base.state);
+ struct drm_display_mode *mode = &state->base.crtc->state->adjusted_mode;
struct mixer_resources *res = &ctx->mixer_res;
- struct drm_plane_state *state = plane->base.state;
- struct drm_framebuffer *fb = state->fb;
- struct drm_display_mode *mode = &state->crtc->mode;
+ struct drm_framebuffer *fb = state->base.fb;
unsigned long flags;
dma_addr_t luma_addr[2], chroma_addr[2];
bool tiled_mode = false;
@@ -422,8 +497,8 @@ static void vp_video_buffer(struct mixer_context *ctx,
return;
}
- luma_addr[0] = plane->dma_addr[0];
- chroma_addr[0] = plane->dma_addr[1];
+ luma_addr[0] = exynos_drm_fb_dma_addr(fb, 0);
+ chroma_addr[0] = exynos_drm_fb_dma_addr(fb, 1);
if (mode->flags & DRM_MODE_FLAG_INTERLACE) {
ctx->interlace = true;
@@ -441,7 +516,6 @@ static void vp_video_buffer(struct mixer_context *ctx,
}
spin_lock_irqsave(&res->reg_slock, flags);
- mixer_vsync_set_update(ctx, false);
/* interlace or progressive scan mode */
val = (ctx->interlace ? ~0 : 0);
@@ -459,24 +533,24 @@ static void vp_video_buffer(struct mixer_context *ctx,
vp_reg_write(res, VP_IMG_SIZE_C, VP_IMG_HSIZE(fb->pitches[0]) |
VP_IMG_VSIZE(fb->height / 2));
- vp_reg_write(res, VP_SRC_WIDTH, plane->src_w);
- vp_reg_write(res, VP_SRC_HEIGHT, plane->src_h);
+ vp_reg_write(res, VP_SRC_WIDTH, state->src.w);
+ vp_reg_write(res, VP_SRC_HEIGHT, state->src.h);
vp_reg_write(res, VP_SRC_H_POSITION,
- VP_SRC_H_POSITION_VAL(plane->src_x));
- vp_reg_write(res, VP_SRC_V_POSITION, plane->src_y);
+ VP_SRC_H_POSITION_VAL(state->src.x));
+ vp_reg_write(res, VP_SRC_V_POSITION, state->src.y);
- vp_reg_write(res, VP_DST_WIDTH, plane->crtc_w);
- vp_reg_write(res, VP_DST_H_POSITION, plane->crtc_x);
+ vp_reg_write(res, VP_DST_WIDTH, state->crtc.w);
+ vp_reg_write(res, VP_DST_H_POSITION, state->crtc.x);
if (ctx->interlace) {
- vp_reg_write(res, VP_DST_HEIGHT, plane->crtc_h / 2);
- vp_reg_write(res, VP_DST_V_POSITION, plane->crtc_y / 2);
+ vp_reg_write(res, VP_DST_HEIGHT, state->crtc.h / 2);
+ vp_reg_write(res, VP_DST_V_POSITION, state->crtc.y / 2);
} else {
- vp_reg_write(res, VP_DST_HEIGHT, plane->crtc_h);
- vp_reg_write(res, VP_DST_V_POSITION, plane->crtc_y);
+ vp_reg_write(res, VP_DST_HEIGHT, state->crtc.h);
+ vp_reg_write(res, VP_DST_V_POSITION, state->crtc.y);
}
- vp_reg_write(res, VP_H_RATIO, plane->h_ratio);
- vp_reg_write(res, VP_V_RATIO, plane->v_ratio);
+ vp_reg_write(res, VP_H_RATIO, state->h_ratio);
+ vp_reg_write(res, VP_V_RATIO, state->v_ratio);
vp_reg_write(res, VP_ENDIAN_MODE, VP_ENDIAN_MODE_LITTLE);
@@ -488,10 +562,10 @@ static void vp_video_buffer(struct mixer_context *ctx,
mixer_cfg_scan(ctx, mode->vdisplay);
mixer_cfg_rgb_fmt(ctx, mode->vdisplay);
- mixer_cfg_layer(ctx, plane->zpos, true);
+ mixer_cfg_layer(ctx, plane->index, state->zpos + 1, true);
+ mixer_cfg_vp_blend(ctx);
mixer_run(ctx);
- mixer_vsync_set_update(ctx, true);
spin_unlock_irqrestore(&res->reg_slock, flags);
mixer_regs_dump(ctx);
@@ -505,39 +579,16 @@ static void mixer_layer_update(struct mixer_context *ctx)
mixer_reg_writemask(res, MXR_CFG, ~0, MXR_CFG_LAYER_UPDATE);
}
-static int mixer_setup_scale(const struct exynos_drm_plane *plane,
- unsigned int *x_ratio, unsigned int *y_ratio)
-{
- if (plane->crtc_w != plane->src_w) {
- if (plane->crtc_w == 2 * plane->src_w)
- *x_ratio = 1;
- else
- goto fail;
- }
-
- if (plane->crtc_h != plane->src_h) {
- if (plane->crtc_h == 2 * plane->src_h)
- *y_ratio = 1;
- else
- goto fail;
- }
-
- return 0;
-
-fail:
- DRM_DEBUG_KMS("only 2x width/height scaling of plane supported\n");
- return -ENOTSUPP;
-}
-
static void mixer_graph_buffer(struct mixer_context *ctx,
struct exynos_drm_plane *plane)
{
+ struct exynos_drm_plane_state *state =
+ to_exynos_plane_state(plane->base.state);
+ struct drm_display_mode *mode = &state->base.crtc->state->adjusted_mode;
struct mixer_resources *res = &ctx->mixer_res;
- struct drm_plane_state *state = plane->base.state;
- struct drm_framebuffer *fb = state->fb;
- struct drm_display_mode *mode = &state->crtc->mode;
+ struct drm_framebuffer *fb = state->base.fb;
unsigned long flags;
- unsigned int win = plane->zpos;
+ unsigned int win = plane->index;
unsigned int x_ratio = 0, y_ratio = 0;
unsigned int src_x_offset, src_y_offset, dst_x_offset, dst_y_offset;
dma_addr_t dma_addr;
@@ -546,10 +597,12 @@ static void mixer_graph_buffer(struct mixer_context *ctx,
switch (fb->pixel_format) {
case DRM_FORMAT_XRGB4444:
+ case DRM_FORMAT_ARGB4444:
fmt = MXR_FORMAT_ARGB4444;
break;
case DRM_FORMAT_XRGB1555:
+ case DRM_FORMAT_ARGB1555:
fmt = MXR_FORMAT_ARGB1555;
break;
@@ -567,17 +620,17 @@ static void mixer_graph_buffer(struct mixer_context *ctx,
return;
}
- /* check if mixer supports requested scaling setup */
- if (mixer_setup_scale(plane, &x_ratio, &y_ratio))
- return;
+ /* ratio is already checked by common plane code */
+ x_ratio = state->h_ratio == (1 << 15);
+ y_ratio = state->v_ratio == (1 << 15);
- dst_x_offset = plane->crtc_x;
- dst_y_offset = plane->crtc_y;
+ dst_x_offset = state->crtc.x;
+ dst_y_offset = state->crtc.y;
/* converting dma address base and source offset */
- dma_addr = plane->dma_addr[0]
- + (plane->src_x * fb->bits_per_pixel >> 3)
- + (plane->src_y * fb->pitches[0]);
+ dma_addr = exynos_drm_fb_dma_addr(fb, 0)
+ + (state->src.x * fb->bits_per_pixel >> 3)
+ + (state->src.y * fb->pitches[0]);
src_x_offset = 0;
src_y_offset = 0;
@@ -587,7 +640,6 @@ static void mixer_graph_buffer(struct mixer_context *ctx,
ctx->interlace = false;
spin_lock_irqsave(&res->reg_slock, flags);
- mixer_vsync_set_update(ctx, false);
/* setup format */
mixer_reg_writemask(res, MXR_GRAPHIC_CFG(win),
@@ -605,8 +657,8 @@ static void mixer_graph_buffer(struct mixer_context *ctx,
mixer_reg_write(res, MXR_RESOLUTION, val);
}
- val = MXR_GRP_WH_WIDTH(plane->src_w);
- val |= MXR_GRP_WH_HEIGHT(plane->src_h);
+ val = MXR_GRP_WH_WIDTH(state->src.w);
+ val |= MXR_GRP_WH_HEIGHT(state->src.h);
val |= MXR_GRP_WH_H_SCALE(x_ratio);
val |= MXR_GRP_WH_V_SCALE(y_ratio);
mixer_reg_write(res, MXR_GRAPHIC_WH(win), val);
@@ -626,7 +678,8 @@ static void mixer_graph_buffer(struct mixer_context *ctx,
mixer_cfg_scan(ctx, mode->vdisplay);
mixer_cfg_rgb_fmt(ctx, mode->vdisplay);
- mixer_cfg_layer(ctx, win, true);
+ mixer_cfg_layer(ctx, win, state->zpos + 1, true);
+ mixer_cfg_gfx_blend(ctx, win, is_alpha_format(fb->pixel_format));
/* layer update mandatory for mixer 16.0.33.0 */
if (ctx->mxr_ver == MXR_VER_16_0_33_0 ||
@@ -635,7 +688,6 @@ static void mixer_graph_buffer(struct mixer_context *ctx,
mixer_run(ctx);
- mixer_vsync_set_update(ctx, true);
spin_unlock_irqrestore(&res->reg_slock, flags);
mixer_regs_dump(ctx);
@@ -660,10 +712,8 @@ static void mixer_win_reset(struct mixer_context *ctx)
{
struct mixer_resources *res = &ctx->mixer_res;
unsigned long flags;
- u32 val; /* value stored to register */
spin_lock_irqsave(&res->reg_slock, flags);
- mixer_vsync_set_update(ctx, false);
mixer_reg_writemask(res, MXR_CFG, MXR_CFG_DST_HDMI, MXR_CFG_DST_MASK);
@@ -674,40 +724,14 @@ static void mixer_win_reset(struct mixer_context *ctx)
mixer_reg_writemask(res, MXR_STATUS, MXR_STATUS_16_BURST,
MXR_STATUS_BURST_MASK);
- /* setting default layer priority: layer1 > layer0 > video
- * because typical usage scenario would be
- * layer1 - OSD
- * layer0 - framebuffer
- * video - video overlay
- */
- val = MXR_LAYER_CFG_GRP1_VAL(3);
- val |= MXR_LAYER_CFG_GRP0_VAL(2);
- if (ctx->vp_enabled)
- val |= MXR_LAYER_CFG_VP_VAL(1);
- mixer_reg_write(res, MXR_LAYER_CFG, val);
+ /* reset default layer priority */
+ mixer_reg_write(res, MXR_LAYER_CFG, 0);
/* setting background color */
mixer_reg_write(res, MXR_BG_COLOR0, 0x008080);
mixer_reg_write(res, MXR_BG_COLOR1, 0x008080);
mixer_reg_write(res, MXR_BG_COLOR2, 0x008080);
- /* setting graphical layers */
- val = MXR_GRP_CFG_COLOR_KEY_DISABLE; /* no blank key */
- val |= MXR_GRP_CFG_WIN_BLEND_EN;
- val |= MXR_GRP_CFG_ALPHA_VAL(0xff); /* non-transparent alpha */
-
- /* Don't blend layer 0 onto the mixer background */
- mixer_reg_write(res, MXR_GRAPHIC_CFG(0), val);
-
- /* Blend layer 1 into layer 0 */
- val |= MXR_GRP_CFG_BLEND_PRE_MUL;
- val |= MXR_GRP_CFG_PIXEL_BLEND_EN;
- mixer_reg_write(res, MXR_GRAPHIC_CFG(1), val);
-
- /* setting video layers */
- val = MXR_GRP_CFG_ALPHA_VAL(0);
- mixer_reg_write(res, MXR_VIDEO_CFG, val);
-
if (ctx->vp_enabled) {
/* configuration of Video Processor Registers */
vp_win_reset(ctx);
@@ -720,7 +744,6 @@ static void mixer_win_reset(struct mixer_context *ctx)
if (ctx->vp_enabled)
mixer_reg_writemask(res, MXR_CFG, 0, MXR_CFG_VP_ENABLE);
- mixer_vsync_set_update(ctx, true);
spin_unlock_irqrestore(&res->reg_slock, flags);
}
@@ -951,17 +974,27 @@ static void mixer_disable_vblank(struct exynos_drm_crtc *crtc)
mixer_reg_writemask(res, MXR_INT_EN, 0, MXR_INT_EN_VSYNC);
}
+static void mixer_atomic_begin(struct exynos_drm_crtc *crtc)
+{
+ struct mixer_context *mixer_ctx = crtc->ctx;
+
+ if (!test_bit(MXR_BIT_POWERED, &mixer_ctx->flags))
+ return;
+
+ mixer_vsync_set_update(mixer_ctx, false);
+}
+
static void mixer_update_plane(struct exynos_drm_crtc *crtc,
struct exynos_drm_plane *plane)
{
struct mixer_context *mixer_ctx = crtc->ctx;
- DRM_DEBUG_KMS("win: %d\n", plane->zpos);
+ DRM_DEBUG_KMS("win: %d\n", plane->index);
if (!test_bit(MXR_BIT_POWERED, &mixer_ctx->flags))
return;
- if (plane->zpos > 1 && mixer_ctx->vp_enabled)
+ if (plane->index == VP_DEFAULT_WIN)
vp_video_buffer(mixer_ctx, plane);
else
mixer_graph_buffer(mixer_ctx, plane);
@@ -974,18 +1007,24 @@ static void mixer_disable_plane(struct exynos_drm_crtc *crtc,
struct mixer_resources *res = &mixer_ctx->mixer_res;
unsigned long flags;
- DRM_DEBUG_KMS("win: %d\n", plane->zpos);
+ DRM_DEBUG_KMS("win: %d\n", plane->index);
if (!test_bit(MXR_BIT_POWERED, &mixer_ctx->flags))
return;
spin_lock_irqsave(&res->reg_slock, flags);
- mixer_vsync_set_update(mixer_ctx, false);
+ mixer_cfg_layer(mixer_ctx, plane->index, 0, false);
+ spin_unlock_irqrestore(&res->reg_slock, flags);
+}
- mixer_cfg_layer(mixer_ctx, plane->zpos, false);
+static void mixer_atomic_flush(struct exynos_drm_crtc *crtc)
+{
+ struct mixer_context *mixer_ctx = crtc->ctx;
+
+ if (!test_bit(MXR_BIT_POWERED, &mixer_ctx->flags))
+ return;
mixer_vsync_set_update(mixer_ctx, true);
- spin_unlock_irqrestore(&res->reg_slock, flags);
}
static void mixer_wait_for_vblank(struct exynos_drm_crtc *crtc)
@@ -1020,42 +1059,13 @@ static void mixer_enable(struct exynos_drm_crtc *crtc)
{
struct mixer_context *ctx = crtc->ctx;
struct mixer_resources *res = &ctx->mixer_res;
- int ret;
if (test_bit(MXR_BIT_POWERED, &ctx->flags))
return;
pm_runtime_get_sync(ctx->dev);
- ret = clk_prepare_enable(res->mixer);
- if (ret < 0) {
- DRM_ERROR("Failed to prepare_enable the mixer clk [%d]\n", ret);
- return;
- }
- ret = clk_prepare_enable(res->hdmi);
- if (ret < 0) {
- DRM_ERROR("Failed to prepare_enable the hdmi clk [%d]\n", ret);
- return;
- }
- if (ctx->vp_enabled) {
- ret = clk_prepare_enable(res->vp);
- if (ret < 0) {
- DRM_ERROR("Failed to prepare_enable the vp clk [%d]\n",
- ret);
- return;
- }
- if (ctx->has_sclk) {
- ret = clk_prepare_enable(res->sclk_mixer);
- if (ret < 0) {
- DRM_ERROR("Failed to prepare_enable the " \
- "sclk_mixer clk [%d]\n",
- ret);
- return;
- }
- }
- }
-
- set_bit(MXR_BIT_POWERED, &ctx->flags);
+ mixer_vsync_set_update(ctx, false);
mixer_reg_writemask(res, MXR_STATUS, ~0, MXR_STATUS_SOFT_RESET);
@@ -1064,12 +1074,15 @@ static void mixer_enable(struct exynos_drm_crtc *crtc)
mixer_reg_writemask(res, MXR_INT_EN, ~0, MXR_INT_EN_VSYNC);
}
mixer_win_reset(ctx);
+
+ mixer_vsync_set_update(ctx, true);
+
+ set_bit(MXR_BIT_POWERED, &ctx->flags);
}
static void mixer_disable(struct exynos_drm_crtc *crtc)
{
struct mixer_context *ctx = crtc->ctx;
- struct mixer_resources *res = &ctx->mixer_res;
int i;
if (!test_bit(MXR_BIT_POWERED, &ctx->flags))
@@ -1081,17 +1094,9 @@ static void mixer_disable(struct exynos_drm_crtc *crtc)
for (i = 0; i < MIXER_WIN_NR; i++)
mixer_disable_plane(crtc, &ctx->planes[i]);
- clear_bit(MXR_BIT_POWERED, &ctx->flags);
+ pm_runtime_put(ctx->dev);
- clk_disable_unprepare(res->hdmi);
- clk_disable_unprepare(res->mixer);
- if (ctx->vp_enabled) {
- clk_disable_unprepare(res->vp);
- if (ctx->has_sclk)
- clk_disable_unprepare(res->sclk_mixer);
- }
-
- pm_runtime_put_sync(ctx->dev);
+ clear_bit(MXR_BIT_POWERED, &ctx->flags);
}
/* Only valid for Mixer version 16.0.33.0 */
@@ -1122,8 +1127,10 @@ static const struct exynos_drm_crtc_ops mixer_crtc_ops = {
.enable_vblank = mixer_enable_vblank,
.disable_vblank = mixer_disable_vblank,
.wait_for_vblank = mixer_wait_for_vblank,
+ .atomic_begin = mixer_atomic_begin,
.update_plane = mixer_update_plane,
.disable_plane = mixer_disable_plane,
+ .atomic_flush = mixer_atomic_flush,
.atomic_check = mixer_atomic_check,
};
@@ -1187,30 +1194,19 @@ static int mixer_bind(struct device *dev, struct device *manager, void *data)
struct mixer_context *ctx = dev_get_drvdata(dev);
struct drm_device *drm_dev = data;
struct exynos_drm_plane *exynos_plane;
- unsigned int zpos;
+ unsigned int i;
int ret;
ret = mixer_initialize(ctx, drm_dev);
if (ret)
return ret;
- for (zpos = 0; zpos < MIXER_WIN_NR; zpos++) {
- enum drm_plane_type type;
- const uint32_t *formats;
- unsigned int fcount;
-
- if (zpos < VP_DEFAULT_WIN) {
- formats = mixer_formats;
- fcount = ARRAY_SIZE(mixer_formats);
- } else {
- formats = vp_formats;
- fcount = ARRAY_SIZE(vp_formats);
- }
+ for (i = 0; i < MIXER_WIN_NR; i++) {
+ if (i == VP_DEFAULT_WIN && !ctx->vp_enabled)
+ continue;
- type = exynos_plane_get_type(zpos, CURSOR_WIN);
- ret = exynos_plane_init(drm_dev, &ctx->planes[zpos],
- 1 << ctx->pipe, type, formats, fcount,
- zpos);
+ ret = exynos_plane_init(drm_dev, &ctx->planes[i], i,
+ 1 << ctx->pipe, &plane_configs[i]);
if (ret)
return ret;
}
@@ -1293,10 +1289,70 @@ static int mixer_remove(struct platform_device *pdev)
return 0;
}
+#ifdef CONFIG_PM_SLEEP
+static int exynos_mixer_suspend(struct device *dev)
+{
+ struct mixer_context *ctx = dev_get_drvdata(dev);
+ struct mixer_resources *res = &ctx->mixer_res;
+
+ clk_disable_unprepare(res->hdmi);
+ clk_disable_unprepare(res->mixer);
+ if (ctx->vp_enabled) {
+ clk_disable_unprepare(res->vp);
+ if (ctx->has_sclk)
+ clk_disable_unprepare(res->sclk_mixer);
+ }
+
+ return 0;
+}
+
+static int exynos_mixer_resume(struct device *dev)
+{
+ struct mixer_context *ctx = dev_get_drvdata(dev);
+ struct mixer_resources *res = &ctx->mixer_res;
+ int ret;
+
+ ret = clk_prepare_enable(res->mixer);
+ if (ret < 0) {
+ DRM_ERROR("Failed to prepare_enable the mixer clk [%d]\n", ret);
+ return ret;
+ }
+ ret = clk_prepare_enable(res->hdmi);
+ if (ret < 0) {
+ DRM_ERROR("Failed to prepare_enable the hdmi clk [%d]\n", ret);
+ return ret;
+ }
+ if (ctx->vp_enabled) {
+ ret = clk_prepare_enable(res->vp);
+ if (ret < 0) {
+ DRM_ERROR("Failed to prepare_enable the vp clk [%d]\n",
+ ret);
+ return ret;
+ }
+ if (ctx->has_sclk) {
+ ret = clk_prepare_enable(res->sclk_mixer);
+ if (ret < 0) {
+ DRM_ERROR("Failed to prepare_enable the " \
+ "sclk_mixer clk [%d]\n",
+ ret);
+ return ret;
+ }
+ }
+ }
+
+ return 0;
+}
+#endif
+
+static const struct dev_pm_ops exynos_mixer_pm_ops = {
+ SET_RUNTIME_PM_OPS(exynos_mixer_suspend, exynos_mixer_resume, NULL)
+};
+
struct platform_driver mixer_driver = {
.driver = {
.name = "exynos-mixer",
.owner = THIS_MODULE,
+ .pm = &exynos_mixer_pm_ops,
.of_match_table = mixer_match_types,
},
.probe = mixer_probe,
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.