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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.c460
1 files changed, 231 insertions, 229 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_mixer.c b/drivers/gpu/drm/exynos/exynos_mixer.c
index 002755415e00..dc5d79465f9b 100644
--- a/drivers/gpu/drm/exynos/exynos_mixer.c
+++ b/drivers/gpu/drm/exynos/exynos_mixer.c
@@ -67,19 +67,6 @@
#define MXR_FORMAT_ARGB4444 6
#define MXR_FORMAT_ARGB8888 7
-struct mixer_resources {
- int irq;
- void __iomem *mixer_regs;
- void __iomem *vp_regs;
- spinlock_t reg_slock;
- struct clk *mixer;
- struct clk *vp;
- struct clk *hdmi;
- struct clk *sclk_mixer;
- struct clk *sclk_hdmi;
- struct clk *mout_mixer;
-};
-
enum mixer_version_id {
MXR_VER_0_0_0_16,
MXR_VER_16_0_33_0,
@@ -117,8 +104,18 @@ struct mixer_context {
struct exynos_drm_plane planes[MIXER_WIN_NR];
unsigned long flags;
- struct mixer_resources mixer_res;
+ int irq;
+ void __iomem *mixer_regs;
+ void __iomem *vp_regs;
+ spinlock_t reg_slock;
+ struct clk *mixer;
+ struct clk *vp;
+ struct clk *hdmi;
+ struct clk *sclk_mixer;
+ struct clk *sclk_hdmi;
+ struct clk *mout_mixer;
enum mixer_version_id mxr_ver;
+ int scan_value;
};
struct mixer_drv_data {
@@ -194,44 +191,44 @@ static inline bool is_alpha_format(unsigned int pixel_format)
}
}
-static inline u32 vp_reg_read(struct mixer_resources *res, u32 reg_id)
+static inline u32 vp_reg_read(struct mixer_context *ctx, u32 reg_id)
{
- return readl(res->vp_regs + reg_id);
+ return readl(ctx->vp_regs + reg_id);
}
-static inline void vp_reg_write(struct mixer_resources *res, u32 reg_id,
+static inline void vp_reg_write(struct mixer_context *ctx, u32 reg_id,
u32 val)
{
- writel(val, res->vp_regs + reg_id);
+ writel(val, ctx->vp_regs + reg_id);
}
-static inline void vp_reg_writemask(struct mixer_resources *res, u32 reg_id,
+static inline void vp_reg_writemask(struct mixer_context *ctx, u32 reg_id,
u32 val, u32 mask)
{
- u32 old = vp_reg_read(res, reg_id);
+ u32 old = vp_reg_read(ctx, reg_id);
val = (val & mask) | (old & ~mask);
- writel(val, res->vp_regs + reg_id);
+ writel(val, ctx->vp_regs + reg_id);
}
-static inline u32 mixer_reg_read(struct mixer_resources *res, u32 reg_id)
+static inline u32 mixer_reg_read(struct mixer_context *ctx, u32 reg_id)
{
- return readl(res->mixer_regs + reg_id);
+ return readl(ctx->mixer_regs + reg_id);
}
-static inline void mixer_reg_write(struct mixer_resources *res, u32 reg_id,
+static inline void mixer_reg_write(struct mixer_context *ctx, u32 reg_id,
u32 val)
{
- writel(val, res->mixer_regs + reg_id);
+ writel(val, ctx->mixer_regs + reg_id);
}
-static inline void mixer_reg_writemask(struct mixer_resources *res,
+static inline void mixer_reg_writemask(struct mixer_context *ctx,
u32 reg_id, u32 val, u32 mask)
{
- u32 old = mixer_reg_read(res, reg_id);
+ u32 old = mixer_reg_read(ctx, reg_id);
val = (val & mask) | (old & ~mask);
- writel(val, res->mixer_regs + reg_id);
+ writel(val, ctx->mixer_regs + reg_id);
}
static void mixer_regs_dump(struct mixer_context *ctx)
@@ -239,7 +236,7 @@ static void mixer_regs_dump(struct mixer_context *ctx)
#define DUMPREG(reg_id) \
do { \
DRM_DEBUG_KMS(#reg_id " = %08x\n", \
- (u32)readl(ctx->mixer_res.mixer_regs + reg_id)); \
+ (u32)readl(ctx->mixer_regs + reg_id)); \
} while (0)
DUMPREG(MXR_STATUS);
@@ -271,7 +268,7 @@ static void vp_regs_dump(struct mixer_context *ctx)
#define DUMPREG(reg_id) \
do { \
DRM_DEBUG_KMS(#reg_id " = %08x\n", \
- (u32) readl(ctx->mixer_res.vp_regs + reg_id)); \
+ (u32) readl(ctx->vp_regs + reg_id)); \
} while (0)
DUMPREG(VP_ENABLE);
@@ -301,7 +298,7 @@ do { \
#undef DUMPREG
}
-static inline void vp_filter_set(struct mixer_resources *res,
+static inline void vp_filter_set(struct mixer_context *ctx,
int reg_id, const u8 *data, unsigned int size)
{
/* assure 4-byte align */
@@ -309,24 +306,23 @@ static inline void vp_filter_set(struct mixer_resources *res,
for (; size; size -= 4, reg_id += 4, data += 4) {
u32 val = (data[0] << 24) | (data[1] << 16) |
(data[2] << 8) | data[3];
- vp_reg_write(res, reg_id, val);
+ vp_reg_write(ctx, reg_id, val);
}
}
-static void vp_default_filter(struct mixer_resources *res)
+static void vp_default_filter(struct mixer_context *ctx)
{
- vp_filter_set(res, VP_POLY8_Y0_LL,
+ vp_filter_set(ctx, VP_POLY8_Y0_LL,
filter_y_horiz_tap8, sizeof(filter_y_horiz_tap8));
- vp_filter_set(res, VP_POLY4_Y0_LL,
+ vp_filter_set(ctx, VP_POLY4_Y0_LL,
filter_y_vert_tap4, sizeof(filter_y_vert_tap4));
- vp_filter_set(res, VP_POLY4_C0_LL,
+ vp_filter_set(ctx, VP_POLY4_C0_LL,
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 */
@@ -335,13 +331,12 @@ static void mixer_cfg_gfx_blend(struct mixer_context *ctx, unsigned int win,
val |= MXR_GRP_CFG_BLEND_PRE_MUL;
val |= MXR_GRP_CFG_PIXEL_BLEND_EN;
}
- mixer_reg_writemask(res, MXR_GRAPHIC_CFG(win),
+ mixer_reg_writemask(ctx, 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;
/*
@@ -351,51 +346,39 @@ static void mixer_cfg_vp_blend(struct mixer_context *ctx)
* support blending of the video layer through this.
*/
val = 0;
- mixer_reg_write(res, MXR_VIDEO_CFG, val);
+ mixer_reg_write(ctx, MXR_VIDEO_CFG, val);
}
static void mixer_vsync_set_update(struct mixer_context *ctx, bool enable)
{
- struct mixer_resources *res = &ctx->mixer_res;
-
/* block update on vsync */
- mixer_reg_writemask(res, MXR_STATUS, enable ?
+ mixer_reg_writemask(ctx, MXR_STATUS, enable ?
MXR_STATUS_SYNC_ENABLE : 0, MXR_STATUS_SYNC_ENABLE);
if (test_bit(MXR_BIT_VP_ENABLED, &ctx->flags))
- vp_reg_write(res, VP_SHADOW_UPDATE, enable ?
+ vp_reg_write(ctx, VP_SHADOW_UPDATE, enable ?
VP_SHADOW_UPDATE_ENABLE : 0);
}
-static void mixer_cfg_scan(struct mixer_context *ctx, unsigned int height)
+static void mixer_cfg_scan(struct mixer_context *ctx, int width, int height)
{
- struct mixer_resources *res = &ctx->mixer_res;
u32 val;
/* choosing between interlace and progressive mode */
val = test_bit(MXR_BIT_INTERLACE, &ctx->flags) ?
MXR_CFG_SCAN_INTERLACE : MXR_CFG_SCAN_PROGRESSIVE;
- if (ctx->mxr_ver != MXR_VER_128_0_0_184) {
- /* choosing between proper HD and SD mode */
- if (height <= 480)
- val |= MXR_CFG_SCAN_NTSC | MXR_CFG_SCAN_SD;
- else if (height <= 576)
- val |= MXR_CFG_SCAN_PAL | MXR_CFG_SCAN_SD;
- else if (height <= 720)
- val |= MXR_CFG_SCAN_HD_720 | MXR_CFG_SCAN_HD;
- else if (height <= 1080)
- val |= MXR_CFG_SCAN_HD_1080 | MXR_CFG_SCAN_HD;
- else
- val |= MXR_CFG_SCAN_HD_720 | MXR_CFG_SCAN_HD;
- }
+ if (ctx->mxr_ver == MXR_VER_128_0_0_184)
+ mixer_reg_write(ctx, MXR_RESOLUTION,
+ MXR_MXR_RES_HEIGHT(height) | MXR_MXR_RES_WIDTH(width));
+ else
+ val |= ctx->scan_value;
- mixer_reg_writemask(res, MXR_CFG, val, MXR_CFG_SCAN_MASK);
+ mixer_reg_writemask(ctx, MXR_CFG, val, MXR_CFG_SCAN_MASK);
}
static void mixer_cfg_rgb_fmt(struct mixer_context *ctx, unsigned int height)
{
- struct mixer_resources *res = &ctx->mixer_res;
u32 val;
switch (height) {
@@ -408,45 +391,44 @@ static void mixer_cfg_rgb_fmt(struct mixer_context *ctx, unsigned int height)
default:
val = MXR_CFG_RGB709_16_235;
/* Configure the BT.709 CSC matrix for full range RGB. */
- mixer_reg_write(res, MXR_CM_COEFF_Y,
+ mixer_reg_write(ctx, MXR_CM_COEFF_Y,
MXR_CSC_CT( 0.184, 0.614, 0.063) |
MXR_CM_COEFF_RGB_FULL);
- mixer_reg_write(res, MXR_CM_COEFF_CB,
+ mixer_reg_write(ctx, MXR_CM_COEFF_CB,
MXR_CSC_CT(-0.102, -0.338, 0.440));
- mixer_reg_write(res, MXR_CM_COEFF_CR,
+ mixer_reg_write(ctx, MXR_CM_COEFF_CR,
MXR_CSC_CT( 0.440, -0.399, -0.040));
break;
}
- mixer_reg_writemask(res, MXR_CFG, val, MXR_CFG_RGB_FMT_MASK);
+ mixer_reg_writemask(ctx, MXR_CFG, val, MXR_CFG_RGB_FMT_MASK);
}
static void mixer_cfg_layer(struct mixer_context *ctx, unsigned int win,
unsigned int priority, bool enable)
{
- struct mixer_resources *res = &ctx->mixer_res;
u32 val = enable ? ~0 : 0;
switch (win) {
case 0:
- mixer_reg_writemask(res, MXR_CFG, val, MXR_CFG_GRP0_ENABLE);
- mixer_reg_writemask(res, MXR_LAYER_CFG,
+ mixer_reg_writemask(ctx, MXR_CFG, val, MXR_CFG_GRP0_ENABLE);
+ mixer_reg_writemask(ctx, 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,
+ mixer_reg_writemask(ctx, MXR_CFG, val, MXR_CFG_GRP1_ENABLE);
+ mixer_reg_writemask(ctx, MXR_LAYER_CFG,
MXR_LAYER_CFG_GRP1_VAL(priority),
MXR_LAYER_CFG_GRP1_MASK);
break;
case VP_DEFAULT_WIN:
if (test_bit(MXR_BIT_VP_ENABLED, &ctx->flags)) {
- vp_reg_writemask(res, VP_ENABLE, val, VP_ENABLE_ON);
- mixer_reg_writemask(res, MXR_CFG, val,
+ vp_reg_writemask(ctx, VP_ENABLE, val, VP_ENABLE_ON);
+ mixer_reg_writemask(ctx, MXR_CFG, val,
MXR_CFG_VP_ENABLE);
- mixer_reg_writemask(res, MXR_LAYER_CFG,
+ mixer_reg_writemask(ctx, MXR_LAYER_CFG,
MXR_LAYER_CFG_VP_VAL(priority),
MXR_LAYER_CFG_VP_MASK);
}
@@ -456,30 +438,34 @@ static void mixer_cfg_layer(struct mixer_context *ctx, unsigned int win,
static void mixer_run(struct mixer_context *ctx)
{
- struct mixer_resources *res = &ctx->mixer_res;
-
- mixer_reg_writemask(res, MXR_STATUS, ~0, MXR_STATUS_REG_RUN);
+ mixer_reg_writemask(ctx, MXR_STATUS, ~0, MXR_STATUS_REG_RUN);
}
static void mixer_stop(struct mixer_context *ctx)
{
- struct mixer_resources *res = &ctx->mixer_res;
int timeout = 20;
- mixer_reg_writemask(res, MXR_STATUS, 0, MXR_STATUS_REG_RUN);
+ mixer_reg_writemask(ctx, MXR_STATUS, 0, MXR_STATUS_REG_RUN);
- while (!(mixer_reg_read(res, MXR_STATUS) & MXR_STATUS_REG_IDLE) &&
+ while (!(mixer_reg_read(ctx, MXR_STATUS) & MXR_STATUS_REG_IDLE) &&
--timeout)
usleep_range(10000, 12000);
}
+static void mixer_commit(struct mixer_context *ctx)
+{
+ struct drm_display_mode *mode = &ctx->crtc->base.state->adjusted_mode;
+
+ mixer_cfg_scan(ctx, mode->hdisplay, mode->vdisplay);
+ mixer_cfg_rgb_fmt(ctx, mode->vdisplay);
+ mixer_run(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_framebuffer *fb = state->base.fb;
unsigned int priority = state->base.normalized_zpos + 1;
unsigned long flags;
@@ -493,8 +479,7 @@ static void vp_video_buffer(struct mixer_context *ctx,
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) {
- __set_bit(MXR_BIT_INTERLACE, &ctx->flags);
+ if (test_bit(MXR_BIT_INTERLACE, &ctx->flags)) {
if (is_tiled) {
luma_addr[1] = luma_addr[0] + 0x40;
chroma_addr[1] = chroma_addr[0] + 0x40;
@@ -503,63 +488,59 @@ static void vp_video_buffer(struct mixer_context *ctx,
chroma_addr[1] = chroma_addr[0] + fb->pitches[0];
}
} else {
- __clear_bit(MXR_BIT_INTERLACE, &ctx->flags);
luma_addr[1] = 0;
chroma_addr[1] = 0;
}
- spin_lock_irqsave(&res->reg_slock, flags);
+ spin_lock_irqsave(&ctx->reg_slock, flags);
/* interlace or progressive scan mode */
val = (test_bit(MXR_BIT_INTERLACE, &ctx->flags) ? ~0 : 0);
- vp_reg_writemask(res, VP_MODE, val, VP_MODE_LINE_SKIP);
+ vp_reg_writemask(ctx, VP_MODE, val, VP_MODE_LINE_SKIP);
/* setup format */
val = (is_nv21 ? VP_MODE_NV21 : VP_MODE_NV12);
val |= (is_tiled ? VP_MODE_MEM_TILED : VP_MODE_MEM_LINEAR);
- vp_reg_writemask(res, VP_MODE, val, VP_MODE_FMT_MASK);
+ vp_reg_writemask(ctx, VP_MODE, val, VP_MODE_FMT_MASK);
/* setting size of input image */
- vp_reg_write(res, VP_IMG_SIZE_Y, VP_IMG_HSIZE(fb->pitches[0]) |
+ vp_reg_write(ctx, VP_IMG_SIZE_Y, VP_IMG_HSIZE(fb->pitches[0]) |
VP_IMG_VSIZE(fb->height));
/* chroma plane for NV12/NV21 is half the height of the luma plane */
- vp_reg_write(res, VP_IMG_SIZE_C, VP_IMG_HSIZE(fb->pitches[0]) |
+ vp_reg_write(ctx, VP_IMG_SIZE_C, VP_IMG_HSIZE(fb->pitches[0]) |
VP_IMG_VSIZE(fb->height / 2));
- 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_reg_write(ctx, VP_SRC_WIDTH, state->src.w);
+ vp_reg_write(ctx, VP_SRC_HEIGHT, state->src.h);
+ vp_reg_write(ctx, VP_SRC_H_POSITION,
VP_SRC_H_POSITION_VAL(state->src.x));
- vp_reg_write(res, VP_SRC_V_POSITION, state->src.y);
+ vp_reg_write(ctx, VP_SRC_V_POSITION, state->src.y);
- vp_reg_write(res, VP_DST_WIDTH, state->crtc.w);
- vp_reg_write(res, VP_DST_H_POSITION, state->crtc.x);
+ vp_reg_write(ctx, VP_DST_WIDTH, state->crtc.w);
+ vp_reg_write(ctx, VP_DST_H_POSITION, state->crtc.x);
if (test_bit(MXR_BIT_INTERLACE, &ctx->flags)) {
- vp_reg_write(res, VP_DST_HEIGHT, state->crtc.h / 2);
- vp_reg_write(res, VP_DST_V_POSITION, state->crtc.y / 2);
+ vp_reg_write(ctx, VP_DST_HEIGHT, state->crtc.h / 2);
+ vp_reg_write(ctx, VP_DST_V_POSITION, state->crtc.y / 2);
} else {
- vp_reg_write(res, VP_DST_HEIGHT, state->crtc.h);
- vp_reg_write(res, VP_DST_V_POSITION, state->crtc.y);
+ vp_reg_write(ctx, VP_DST_HEIGHT, state->crtc.h);
+ vp_reg_write(ctx, VP_DST_V_POSITION, state->crtc.y);
}
- vp_reg_write(res, VP_H_RATIO, state->h_ratio);
- vp_reg_write(res, VP_V_RATIO, state->v_ratio);
+ vp_reg_write(ctx, VP_H_RATIO, state->h_ratio);
+ vp_reg_write(ctx, VP_V_RATIO, state->v_ratio);
- vp_reg_write(res, VP_ENDIAN_MODE, VP_ENDIAN_MODE_LITTLE);
+ vp_reg_write(ctx, VP_ENDIAN_MODE, VP_ENDIAN_MODE_LITTLE);
/* set buffer address to vp */
- vp_reg_write(res, VP_TOP_Y_PTR, luma_addr[0]);
- vp_reg_write(res, VP_BOT_Y_PTR, luma_addr[1]);
- vp_reg_write(res, VP_TOP_C_PTR, chroma_addr[0]);
- vp_reg_write(res, VP_BOT_C_PTR, chroma_addr[1]);
+ vp_reg_write(ctx, VP_TOP_Y_PTR, luma_addr[0]);
+ vp_reg_write(ctx, VP_BOT_Y_PTR, luma_addr[1]);
+ vp_reg_write(ctx, VP_TOP_C_PTR, chroma_addr[0]);
+ vp_reg_write(ctx, VP_BOT_C_PTR, chroma_addr[1]);
- mixer_cfg_scan(ctx, mode->vdisplay);
- mixer_cfg_rgb_fmt(ctx, mode->vdisplay);
mixer_cfg_layer(ctx, plane->index, priority, true);
mixer_cfg_vp_blend(ctx);
- mixer_run(ctx);
- spin_unlock_irqrestore(&res->reg_slock, flags);
+ spin_unlock_irqrestore(&ctx->reg_slock, flags);
mixer_regs_dump(ctx);
vp_regs_dump(ctx);
@@ -567,9 +548,7 @@ static void vp_video_buffer(struct mixer_context *ctx,
static void mixer_layer_update(struct mixer_context *ctx)
{
- struct mixer_resources *res = &ctx->mixer_res;
-
- mixer_reg_writemask(res, MXR_CFG, ~0, MXR_CFG_LAYER_UPDATE);
+ mixer_reg_writemask(ctx, MXR_CFG, ~0, MXR_CFG_LAYER_UPDATE);
}
static void mixer_graph_buffer(struct mixer_context *ctx,
@@ -577,8 +556,6 @@ static void mixer_graph_buffer(struct mixer_context *ctx,
{
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_framebuffer *fb = state->base.fb;
unsigned int priority = state->base.normalized_zpos + 1;
unsigned long flags;
@@ -623,45 +600,30 @@ static void mixer_graph_buffer(struct mixer_context *ctx,
+ (state->src.x * fb->format->cpp[0])
+ (state->src.y * fb->pitches[0]);
- if (mode->flags & DRM_MODE_FLAG_INTERLACE)
- __set_bit(MXR_BIT_INTERLACE, &ctx->flags);
- else
- __clear_bit(MXR_BIT_INTERLACE, &ctx->flags);
-
- spin_lock_irqsave(&res->reg_slock, flags);
+ spin_lock_irqsave(&ctx->reg_slock, flags);
/* setup format */
- mixer_reg_writemask(res, MXR_GRAPHIC_CFG(win),
+ mixer_reg_writemask(ctx, MXR_GRAPHIC_CFG(win),
MXR_GRP_CFG_FORMAT_VAL(fmt), MXR_GRP_CFG_FORMAT_MASK);
/* setup geometry */
- mixer_reg_write(res, MXR_GRAPHIC_SPAN(win),
+ mixer_reg_write(ctx, MXR_GRAPHIC_SPAN(win),
fb->pitches[0] / fb->format->cpp[0]);
- /* setup display size */
- if (ctx->mxr_ver == MXR_VER_128_0_0_184 &&
- win == DEFAULT_WIN) {
- val = MXR_MXR_RES_HEIGHT(mode->vdisplay);
- val |= MXR_MXR_RES_WIDTH(mode->hdisplay);
- mixer_reg_write(res, MXR_RESOLUTION, val);
- }
-
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);
+ mixer_reg_write(ctx, MXR_GRAPHIC_WH(win), val);
/* setup offsets in display image */
val = MXR_GRP_DXY_DX(dst_x_offset);
val |= MXR_GRP_DXY_DY(dst_y_offset);
- mixer_reg_write(res, MXR_GRAPHIC_DXY(win), val);
+ mixer_reg_write(ctx, MXR_GRAPHIC_DXY(win), val);
/* set buffer address to mixer */
- mixer_reg_write(res, MXR_GRAPHIC_BASE(win), dma_addr);
+ mixer_reg_write(ctx, MXR_GRAPHIC_BASE(win), dma_addr);
- mixer_cfg_scan(ctx, mode->vdisplay);
- mixer_cfg_rgb_fmt(ctx, mode->vdisplay);
mixer_cfg_layer(ctx, win, priority, true);
mixer_cfg_gfx_blend(ctx, win, is_alpha_format(fb->format->format));
@@ -670,22 +632,19 @@ static void mixer_graph_buffer(struct mixer_context *ctx,
ctx->mxr_ver == MXR_VER_128_0_0_184)
mixer_layer_update(ctx);
- mixer_run(ctx);
-
- spin_unlock_irqrestore(&res->reg_slock, flags);
+ spin_unlock_irqrestore(&ctx->reg_slock, flags);
mixer_regs_dump(ctx);
}
static void vp_win_reset(struct mixer_context *ctx)
{
- struct mixer_resources *res = &ctx->mixer_res;
unsigned int tries = 100;
- vp_reg_write(res, VP_SRESET, VP_SRESET_PROCESSING);
+ vp_reg_write(ctx, VP_SRESET, VP_SRESET_PROCESSING);
while (--tries) {
/* waiting until VP_SRESET_PROCESSING is 0 */
- if (~vp_reg_read(res, VP_SRESET) & VP_SRESET_PROCESSING)
+ if (~vp_reg_read(ctx, VP_SRESET) & VP_SRESET_PROCESSING)
break;
mdelay(10);
}
@@ -694,57 +653,55 @@ static void vp_win_reset(struct mixer_context *ctx)
static void mixer_win_reset(struct mixer_context *ctx)
{
- struct mixer_resources *res = &ctx->mixer_res;
unsigned long flags;
- spin_lock_irqsave(&res->reg_slock, flags);
+ spin_lock_irqsave(&ctx->reg_slock, flags);
- mixer_reg_writemask(res, MXR_CFG, MXR_CFG_DST_HDMI, MXR_CFG_DST_MASK);
+ mixer_reg_writemask(ctx, MXR_CFG, MXR_CFG_DST_HDMI, MXR_CFG_DST_MASK);
/* set output in RGB888 mode */
- mixer_reg_writemask(res, MXR_CFG, MXR_CFG_OUT_RGB888, MXR_CFG_OUT_MASK);
+ mixer_reg_writemask(ctx, MXR_CFG, MXR_CFG_OUT_RGB888, MXR_CFG_OUT_MASK);
/* 16 beat burst in DMA */
- mixer_reg_writemask(res, MXR_STATUS, MXR_STATUS_16_BURST,
+ mixer_reg_writemask(ctx, MXR_STATUS, MXR_STATUS_16_BURST,
MXR_STATUS_BURST_MASK);
/* reset default layer priority */
- mixer_reg_write(res, MXR_LAYER_CFG, 0);
+ mixer_reg_write(ctx, MXR_LAYER_CFG, 0);
/* set all background colors to RGB (0,0,0) */
- mixer_reg_write(res, MXR_BG_COLOR0, MXR_YCBCR_VAL(0, 128, 128));
- mixer_reg_write(res, MXR_BG_COLOR1, MXR_YCBCR_VAL(0, 128, 128));
- mixer_reg_write(res, MXR_BG_COLOR2, MXR_YCBCR_VAL(0, 128, 128));
+ mixer_reg_write(ctx, MXR_BG_COLOR0, MXR_YCBCR_VAL(0, 128, 128));
+ mixer_reg_write(ctx, MXR_BG_COLOR1, MXR_YCBCR_VAL(0, 128, 128));
+ mixer_reg_write(ctx, MXR_BG_COLOR2, MXR_YCBCR_VAL(0, 128, 128));
if (test_bit(MXR_BIT_VP_ENABLED, &ctx->flags)) {
/* configuration of Video Processor Registers */
vp_win_reset(ctx);
- vp_default_filter(res);
+ vp_default_filter(ctx);
}
/* disable all layers */
- mixer_reg_writemask(res, MXR_CFG, 0, MXR_CFG_GRP0_ENABLE);
- mixer_reg_writemask(res, MXR_CFG, 0, MXR_CFG_GRP1_ENABLE);
+ mixer_reg_writemask(ctx, MXR_CFG, 0, MXR_CFG_GRP0_ENABLE);
+ mixer_reg_writemask(ctx, MXR_CFG, 0, MXR_CFG_GRP1_ENABLE);
if (test_bit(MXR_BIT_VP_ENABLED, &ctx->flags))
- mixer_reg_writemask(res, MXR_CFG, 0, MXR_CFG_VP_ENABLE);
+ mixer_reg_writemask(ctx, MXR_CFG, 0, MXR_CFG_VP_ENABLE);
/* set all source image offsets to zero */
- mixer_reg_write(res, MXR_GRAPHIC_SXY(0), 0);
- mixer_reg_write(res, MXR_GRAPHIC_SXY(1), 0);
+ mixer_reg_write(ctx, MXR_GRAPHIC_SXY(0), 0);
+ mixer_reg_write(ctx, MXR_GRAPHIC_SXY(1), 0);
- spin_unlock_irqrestore(&res->reg_slock, flags);
+ spin_unlock_irqrestore(&ctx->reg_slock, flags);
}
static irqreturn_t mixer_irq_handler(int irq, void *arg)
{
struct mixer_context *ctx = arg;
- struct mixer_resources *res = &ctx->mixer_res;
u32 val, base, shadow;
- spin_lock(&res->reg_slock);
+ spin_lock(&ctx->reg_slock);
/* read interrupt status for handling and clearing flags for VSYNC */
- val = mixer_reg_read(res, MXR_INT_STATUS);
+ val = mixer_reg_read(ctx, MXR_INT_STATUS);
/* handling VSYNC */
if (val & MXR_INT_STATUS_VSYNC) {
@@ -754,13 +711,13 @@ static irqreturn_t mixer_irq_handler(int irq, void *arg)
/* interlace scan need to check shadow register */
if (test_bit(MXR_BIT_INTERLACE, &ctx->flags)) {
- base = mixer_reg_read(res, MXR_GRAPHIC_BASE(0));
- shadow = mixer_reg_read(res, MXR_GRAPHIC_BASE_S(0));
+ base = mixer_reg_read(ctx, MXR_GRAPHIC_BASE(0));
+ shadow = mixer_reg_read(ctx, MXR_GRAPHIC_BASE_S(0));
if (base != shadow)
goto out;
- base = mixer_reg_read(res, MXR_GRAPHIC_BASE(1));
- shadow = mixer_reg_read(res, MXR_GRAPHIC_BASE_S(1));
+ base = mixer_reg_read(ctx, MXR_GRAPHIC_BASE(1));
+ shadow = mixer_reg_read(ctx, MXR_GRAPHIC_BASE_S(1));
if (base != shadow)
goto out;
}
@@ -770,9 +727,9 @@ static irqreturn_t mixer_irq_handler(int irq, void *arg)
out:
/* clear interrupts */
- mixer_reg_write(res, MXR_INT_STATUS, val);
+ mixer_reg_write(ctx, MXR_INT_STATUS, val);
- spin_unlock(&res->reg_slock);
+ spin_unlock(&ctx->reg_slock);
return IRQ_HANDLED;
}
@@ -780,26 +737,25 @@ out:
static int mixer_resources_init(struct mixer_context *mixer_ctx)
{
struct device *dev = &mixer_ctx->pdev->dev;
- struct mixer_resources *mixer_res = &mixer_ctx->mixer_res;
struct resource *res;
int ret;
- spin_lock_init(&mixer_res->reg_slock);
+ spin_lock_init(&mixer_ctx->reg_slock);
- mixer_res->mixer = devm_clk_get(dev, "mixer");
- if (IS_ERR(mixer_res->mixer)) {
+ mixer_ctx->mixer = devm_clk_get(dev, "mixer");
+ if (IS_ERR(mixer_ctx->mixer)) {
dev_err(dev, "failed to get clock 'mixer'\n");
return -ENODEV;
}
- mixer_res->hdmi = devm_clk_get(dev, "hdmi");
- if (IS_ERR(mixer_res->hdmi)) {
+ mixer_ctx->hdmi = devm_clk_get(dev, "hdmi");
+ if (IS_ERR(mixer_ctx->hdmi)) {
dev_err(dev, "failed to get clock 'hdmi'\n");
- return PTR_ERR(mixer_res->hdmi);
+ return PTR_ERR(mixer_ctx->hdmi);
}
- mixer_res->sclk_hdmi = devm_clk_get(dev, "sclk_hdmi");
- if (IS_ERR(mixer_res->sclk_hdmi)) {
+ mixer_ctx->sclk_hdmi = devm_clk_get(dev, "sclk_hdmi");
+ if (IS_ERR(mixer_ctx->sclk_hdmi)) {
dev_err(dev, "failed to get clock 'sclk_hdmi'\n");
return -ENODEV;
}
@@ -809,9 +765,9 @@ static int mixer_resources_init(struct mixer_context *mixer_ctx)
return -ENXIO;
}
- mixer_res->mixer_regs = devm_ioremap(dev, res->start,
+ mixer_ctx->mixer_regs = devm_ioremap(dev, res->start,
resource_size(res));
- if (mixer_res->mixer_regs == NULL) {
+ if (mixer_ctx->mixer_regs == NULL) {
dev_err(dev, "register mapping failed.\n");
return -ENXIO;
}
@@ -828,7 +784,7 @@ static int mixer_resources_init(struct mixer_context *mixer_ctx)
dev_err(dev, "request interrupt failed.\n");
return ret;
}
- mixer_res->irq = res->start;
+ mixer_ctx->irq = res->start;
return 0;
}
@@ -836,30 +792,29 @@ static int mixer_resources_init(struct mixer_context *mixer_ctx)
static int vp_resources_init(struct mixer_context *mixer_ctx)
{
struct device *dev = &mixer_ctx->pdev->dev;
- struct mixer_resources *mixer_res = &mixer_ctx->mixer_res;
struct resource *res;
- mixer_res->vp = devm_clk_get(dev, "vp");
- if (IS_ERR(mixer_res->vp)) {
+ mixer_ctx->vp = devm_clk_get(dev, "vp");
+ if (IS_ERR(mixer_ctx->vp)) {
dev_err(dev, "failed to get clock 'vp'\n");
return -ENODEV;
}
if (test_bit(MXR_BIT_HAS_SCLK, &mixer_ctx->flags)) {
- mixer_res->sclk_mixer = devm_clk_get(dev, "sclk_mixer");
- if (IS_ERR(mixer_res->sclk_mixer)) {
+ mixer_ctx->sclk_mixer = devm_clk_get(dev, "sclk_mixer");
+ if (IS_ERR(mixer_ctx->sclk_mixer)) {
dev_err(dev, "failed to get clock 'sclk_mixer'\n");
return -ENODEV;
}
- mixer_res->mout_mixer = devm_clk_get(dev, "mout_mixer");
- if (IS_ERR(mixer_res->mout_mixer)) {
+ mixer_ctx->mout_mixer = devm_clk_get(dev, "mout_mixer");
+ if (IS_ERR(mixer_ctx->mout_mixer)) {
dev_err(dev, "failed to get clock 'mout_mixer'\n");
return -ENODEV;
}
- if (mixer_res->sclk_hdmi && mixer_res->mout_mixer)
- clk_set_parent(mixer_res->mout_mixer,
- mixer_res->sclk_hdmi);
+ if (mixer_ctx->sclk_hdmi && mixer_ctx->mout_mixer)
+ clk_set_parent(mixer_ctx->mout_mixer,
+ mixer_ctx->sclk_hdmi);
}
res = platform_get_resource(mixer_ctx->pdev, IORESOURCE_MEM, 1);
@@ -868,9 +823,9 @@ static int vp_resources_init(struct mixer_context *mixer_ctx)
return -ENXIO;
}
- mixer_res->vp_regs = devm_ioremap(dev, res->start,
+ mixer_ctx->vp_regs = devm_ioremap(dev, res->start,
resource_size(res));
- if (mixer_res->vp_regs == NULL) {
+ if (mixer_ctx->vp_regs == NULL) {
dev_err(dev, "register mapping failed.\n");
return -ENXIO;
}
@@ -914,15 +869,14 @@ static void mixer_ctx_remove(struct mixer_context *mixer_ctx)
static int mixer_enable_vblank(struct exynos_drm_crtc *crtc)
{
struct mixer_context *mixer_ctx = crtc->ctx;
- struct mixer_resources *res = &mixer_ctx->mixer_res;
__set_bit(MXR_BIT_VSYNC, &mixer_ctx->flags);
if (!test_bit(MXR_BIT_POWERED, &mixer_ctx->flags))
return 0;
/* enable vsync interrupt */
- mixer_reg_writemask(res, MXR_INT_STATUS, ~0, MXR_INT_CLEAR_VSYNC);
- mixer_reg_writemask(res, MXR_INT_EN, ~0, MXR_INT_EN_VSYNC);
+ mixer_reg_writemask(mixer_ctx, MXR_INT_STATUS, ~0, MXR_INT_CLEAR_VSYNC);
+ mixer_reg_writemask(mixer_ctx, MXR_INT_EN, ~0, MXR_INT_EN_VSYNC);
return 0;
}
@@ -930,7 +884,6 @@ static int mixer_enable_vblank(struct exynos_drm_crtc *crtc)
static void mixer_disable_vblank(struct exynos_drm_crtc *crtc)
{
struct mixer_context *mixer_ctx = crtc->ctx;
- struct mixer_resources *res = &mixer_ctx->mixer_res;
__clear_bit(MXR_BIT_VSYNC, &mixer_ctx->flags);
@@ -938,8 +891,8 @@ static void mixer_disable_vblank(struct exynos_drm_crtc *crtc)
return;
/* disable vsync interrupt */
- mixer_reg_writemask(res, MXR_INT_STATUS, ~0, MXR_INT_CLEAR_VSYNC);
- mixer_reg_writemask(res, MXR_INT_EN, 0, MXR_INT_EN_VSYNC);
+ mixer_reg_writemask(mixer_ctx, MXR_INT_STATUS, ~0, MXR_INT_CLEAR_VSYNC);
+ mixer_reg_writemask(mixer_ctx, MXR_INT_EN, 0, MXR_INT_EN_VSYNC);
}
static void mixer_atomic_begin(struct exynos_drm_crtc *crtc)
@@ -972,7 +925,6 @@ static void mixer_disable_plane(struct exynos_drm_crtc *crtc,
struct exynos_drm_plane *plane)
{
struct mixer_context *mixer_ctx = crtc->ctx;
- struct mixer_resources *res = &mixer_ctx->mixer_res;
unsigned long flags;
DRM_DEBUG_KMS("win: %d\n", plane->index);
@@ -980,9 +932,9 @@ static void mixer_disable_plane(struct exynos_drm_crtc *crtc,
if (!test_bit(MXR_BIT_POWERED, &mixer_ctx->flags))
return;
- spin_lock_irqsave(&res->reg_slock, flags);
+ spin_lock_irqsave(&mixer_ctx->reg_slock, flags);
mixer_cfg_layer(mixer_ctx, plane->index, 0, false);
- spin_unlock_irqrestore(&res->reg_slock, flags);
+ spin_unlock_irqrestore(&mixer_ctx->reg_slock, flags);
}
static void mixer_atomic_flush(struct exynos_drm_crtc *crtc)
@@ -999,7 +951,6 @@ static void mixer_atomic_flush(struct exynos_drm_crtc *crtc)
static void mixer_enable(struct exynos_drm_crtc *crtc)
{
struct mixer_context *ctx = crtc->ctx;
- struct mixer_resources *res = &ctx->mixer_res;
if (test_bit(MXR_BIT_POWERED, &ctx->flags))
return;
@@ -1010,14 +961,17 @@ static void mixer_enable(struct exynos_drm_crtc *crtc)
mixer_vsync_set_update(ctx, false);
- mixer_reg_writemask(res, MXR_STATUS, ~0, MXR_STATUS_SOFT_RESET);
+ mixer_reg_writemask(ctx, MXR_STATUS, ~0, MXR_STATUS_SOFT_RESET);
if (test_bit(MXR_BIT_VSYNC, &ctx->flags)) {
- mixer_reg_writemask(res, MXR_INT_STATUS, ~0, MXR_INT_CLEAR_VSYNC);
- mixer_reg_writemask(res, MXR_INT_EN, ~0, MXR_INT_EN_VSYNC);
+ mixer_reg_writemask(ctx, MXR_INT_STATUS, ~0,
+ MXR_INT_CLEAR_VSYNC);
+ mixer_reg_writemask(ctx, MXR_INT_EN, ~0, MXR_INT_EN_VSYNC);
}
mixer_win_reset(ctx);
+ mixer_commit(ctx);
+
mixer_vsync_set_update(ctx, true);
set_bit(MXR_BIT_POWERED, &ctx->flags);
@@ -1044,26 +998,75 @@ static void mixer_disable(struct exynos_drm_crtc *crtc)
clear_bit(MXR_BIT_POWERED, &ctx->flags);
}
-/* Only valid for Mixer version 16.0.33.0 */
-static int mixer_atomic_check(struct exynos_drm_crtc *crtc,
- struct drm_crtc_state *state)
+static int mixer_mode_valid(struct exynos_drm_crtc *crtc,
+ const struct drm_display_mode *mode)
{
- struct drm_display_mode *mode = &state->adjusted_mode;
- u32 w, h;
+ struct mixer_context *ctx = crtc->ctx;
+ u32 w = mode->hdisplay, h = mode->vdisplay;
- w = mode->hdisplay;
- h = mode->vdisplay;
+ DRM_DEBUG_KMS("xres=%d, yres=%d, refresh=%d, intl=%d\n", w, h,
+ mode->vrefresh, !!(mode->flags & DRM_MODE_FLAG_INTERLACE));
- DRM_DEBUG_KMS("xres=%d, yres=%d, refresh=%d, intl=%d\n",
- mode->hdisplay, mode->vdisplay, mode->vrefresh,
- (mode->flags & DRM_MODE_FLAG_INTERLACE) ? 1 : 0);
+ if (ctx->mxr_ver == MXR_VER_128_0_0_184)
+ return MODE_OK;
if ((w >= 464 && w <= 720 && h >= 261 && h <= 576) ||
- (w >= 1024 && w <= 1280 && h >= 576 && h <= 720) ||
- (w >= 1664 && w <= 1920 && h >= 936 && h <= 1080))
- return 0;
+ (w >= 1024 && w <= 1280 && h >= 576 && h <= 720) ||
+ (w >= 1664 && w <= 1920 && h >= 936 && h <= 1080))
+ return MODE_OK;
+
+ if ((w == 1024 && h == 768) ||
+ (w == 1366 && h == 768) ||
+ (w == 1280 && h == 1024))
+ return MODE_OK;
+
+ return MODE_BAD;
+}
+
+static bool mixer_mode_fixup(struct exynos_drm_crtc *crtc,
+ const struct drm_display_mode *mode,
+ struct drm_display_mode *adjusted_mode)
+{
+ struct mixer_context *ctx = crtc->ctx;
+ int width = mode->hdisplay, height = mode->vdisplay, i;
+
+ struct {
+ int hdisplay, vdisplay, htotal, vtotal, scan_val;
+ } static const modes[] = {
+ { 720, 480, 858, 525, MXR_CFG_SCAN_NTSC | MXR_CFG_SCAN_SD },
+ { 720, 576, 864, 625, MXR_CFG_SCAN_PAL | MXR_CFG_SCAN_SD },
+ { 1280, 720, 1650, 750, MXR_CFG_SCAN_HD_720 | MXR_CFG_SCAN_HD },
+ { 1920, 1080, 2200, 1125, MXR_CFG_SCAN_HD_1080 |
+ MXR_CFG_SCAN_HD }
+ };
+
+ if (mode->flags & DRM_MODE_FLAG_INTERLACE)
+ __set_bit(MXR_BIT_INTERLACE, &ctx->flags);
+ else
+ __clear_bit(MXR_BIT_INTERLACE, &ctx->flags);
+
+ if (ctx->mxr_ver == MXR_VER_128_0_0_184)
+ return true;
+
+ for (i = 0; i < ARRAY_SIZE(modes); ++i)
+ if (width <= modes[i].hdisplay && height <= modes[i].vdisplay) {
+ ctx->scan_value = modes[i].scan_val;
+ if (width < modes[i].hdisplay ||
+ height < modes[i].vdisplay) {
+ adjusted_mode->hdisplay = modes[i].hdisplay;
+ adjusted_mode->hsync_start = modes[i].hdisplay;
+ adjusted_mode->hsync_end = modes[i].htotal;
+ adjusted_mode->htotal = modes[i].htotal;
+ adjusted_mode->vdisplay = modes[i].vdisplay;
+ adjusted_mode->vsync_start = modes[i].vdisplay;
+ adjusted_mode->vsync_end = modes[i].vtotal;
+ adjusted_mode->vtotal = modes[i].vtotal;
+ }
+
+ return true;
+ }
- return -EINVAL;
+ return false;
}
static const struct exynos_drm_crtc_ops mixer_crtc_ops = {
@@ -1075,7 +1078,8 @@ static const struct exynos_drm_crtc_ops mixer_crtc_ops = {
.update_plane = mixer_update_plane,
.disable_plane = mixer_disable_plane,
.atomic_flush = mixer_atomic_flush,
- .atomic_check = mixer_atomic_check,
+ .mode_valid = mixer_mode_valid,
+ .mode_fixup = mixer_mode_fixup,
};
static const struct mixer_drv_data exynos5420_mxr_drv_data = {
@@ -1217,14 +1221,13 @@ static int mixer_remove(struct platform_device *pdev)
static int __maybe_unused 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);
+ clk_disable_unprepare(ctx->hdmi);
+ clk_disable_unprepare(ctx->mixer);
if (test_bit(MXR_BIT_VP_ENABLED, &ctx->flags)) {
- clk_disable_unprepare(res->vp);
+ clk_disable_unprepare(ctx->vp);
if (test_bit(MXR_BIT_HAS_SCLK, &ctx->flags))
- clk_disable_unprepare(res->sclk_mixer);
+ clk_disable_unprepare(ctx->sclk_mixer);
}
return 0;
@@ -1233,28 +1236,27 @@ static int __maybe_unused exynos_mixer_suspend(struct device *dev)
static int __maybe_unused 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);
+ ret = clk_prepare_enable(ctx->mixer);
if (ret < 0) {
DRM_ERROR("Failed to prepare_enable the mixer clk [%d]\n", ret);
return ret;
}
- ret = clk_prepare_enable(res->hdmi);
+ ret = clk_prepare_enable(ctx->hdmi);
if (ret < 0) {
DRM_ERROR("Failed to prepare_enable the hdmi clk [%d]\n", ret);
return ret;
}
if (test_bit(MXR_BIT_VP_ENABLED, &ctx->flags)) {
- ret = clk_prepare_enable(res->vp);
+ ret = clk_prepare_enable(ctx->vp);
if (ret < 0) {
DRM_ERROR("Failed to prepare_enable the vp clk [%d]\n",
ret);
return ret;
}
if (test_bit(MXR_BIT_HAS_SCLK, &ctx->flags)) {
- ret = clk_prepare_enable(res->sclk_mixer);
+ ret = clk_prepare_enable(ctx->sclk_mixer);
if (ret < 0) {
DRM_ERROR("Failed to prepare_enable the " \
"sclk_mixer clk [%d]\n",