diff options
| -rw-r--r-- | drivers/gpu/drm/xlnx/Kconfig | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/xlnx/zynqmp_disp.c | 320 | ||||
| -rw-r--r-- | drivers/gpu/drm/xlnx/zynqmp_dp.c | 22 |
3 files changed, 173 insertions, 171 deletions
diff --git a/drivers/gpu/drm/xlnx/Kconfig b/drivers/gpu/drm/xlnx/Kconfig index b52c6cdfc0b8..c3d08269faa9 100644 --- a/drivers/gpu/drm/xlnx/Kconfig +++ b/drivers/gpu/drm/xlnx/Kconfig @@ -3,6 +3,8 @@ config DRM_ZYNQMP_DPSUB depends on ARCH_ZYNQMP || COMPILE_TEST depends on COMMON_CLK && DRM && OF depends on DMADEVICES + depends on PHY_XILINX_ZYNQMP + depends on XILINX_ZYNQMP_DPDMA select DMA_ENGINE select DRM_GEM_CMA_HELPER select DRM_KMS_CMA_HELPER diff --git a/drivers/gpu/drm/xlnx/zynqmp_disp.c b/drivers/gpu/drm/xlnx/zynqmp_disp.c index 109d627968ac..ff2b308d8651 100644 --- a/drivers/gpu/drm/xlnx/zynqmp_disp.c +++ b/drivers/gpu/drm/xlnx/zynqmp_disp.c @@ -91,7 +91,7 @@ struct zynqmp_disp_format { }; /** - * enum zynqmp_disp_id - Layer identifier + * enum zynqmp_disp_layer_id - Layer identifier * @ZYNQMP_DISP_LAYER_VID: Video layer * @ZYNQMP_DISP_LAYER_GFX: Graphics layer */ @@ -159,42 +159,16 @@ struct zynqmp_disp_layer { }; /** - * struct zynqmp_disp_blend - Blender - * @base: Registers I/O base address - */ -struct zynqmp_disp_blend { - void __iomem *base; -}; - -/** - * struct zynqmp_disp_avbuf - Audio/video buffer manager - * @base: Registers I/O base address - */ -struct zynqmp_disp_avbuf { - void __iomem *base; -}; - -/** - * struct zynqmp_disp_audio - Audio mixer - * @base: Registers I/O base address - * @clk: Audio clock - * @clk_from_ps: True of the audio clock comes from PS, false from PL - */ -struct zynqmp_disp_audio { - void __iomem *base; - struct clk *clk; - bool clk_from_ps; -}; - -/** * struct zynqmp_disp - Display controller * @dev: Device structure * @drm: DRM core * @dpsub: Display subsystem * @crtc: DRM CRTC - * @blend: Blender (video rendering pipeline) - * @avbuf: Audio/video buffer manager - * @audio: Audio mixer + * @blend.base: Register I/O base address for the blender + * @avbuf.base: Register I/O base address for the audio/video buffer manager + * @audio.base: Registers I/O base address for the audio mixer + * @audio.clk: Audio clock + * @audio.clk_from_ps: True of the audio clock comes from PS, false from PL * @layers: Layers (planes) * @event: Pending vblank event request * @pclk: Pixel clock @@ -207,9 +181,17 @@ struct zynqmp_disp { struct drm_crtc crtc; - struct zynqmp_disp_blend blend; - struct zynqmp_disp_avbuf avbuf; - struct zynqmp_disp_audio audio; + struct { + void __iomem *base; + } blend; + struct { + void __iomem *base; + } avbuf; + struct { + void __iomem *base; + struct clk *clk; + bool clk_from_ps; + } audio; struct zynqmp_disp_layer layers[ZYNQMP_DISP_NUM_LAYERS]; @@ -423,51 +405,60 @@ static const struct zynqmp_disp_format avbuf_gfx_fmts[] = { }, }; -static u32 zynqmp_disp_avbuf_read(struct zynqmp_disp_avbuf *avbuf, int reg) +static u32 zynqmp_disp_avbuf_read(struct zynqmp_disp *disp, int reg) { - return readl(avbuf->base + reg); + return readl(disp->avbuf.base + reg); } -static void zynqmp_disp_avbuf_write(struct zynqmp_disp_avbuf *avbuf, - int reg, u32 val) +static void zynqmp_disp_avbuf_write(struct zynqmp_disp *disp, int reg, u32 val) { - writel(val, avbuf->base + reg); + writel(val, disp->avbuf.base + reg); +} + +static bool zynqmp_disp_layer_is_gfx(const struct zynqmp_disp_layer *layer) +{ + return layer->id == ZYNQMP_DISP_LAYER_GFX; +} + +static bool zynqmp_disp_layer_is_video(const struct zynqmp_disp_layer *layer) +{ + return layer->id == ZYNQMP_DISP_LAYER_VID; } /** * zynqmp_disp_avbuf_set_format - Set the input format for a layer - * @avbuf: Audio/video buffer manager - * @layer: The layer ID + * @disp: Display controller + * @layer: The layer * @fmt: The format information * * Set the video buffer manager format for @layer to @fmt. */ -static void zynqmp_disp_avbuf_set_format(struct zynqmp_disp_avbuf *avbuf, - enum zynqmp_disp_layer_id layer, +static void zynqmp_disp_avbuf_set_format(struct zynqmp_disp *disp, + struct zynqmp_disp_layer *layer, const struct zynqmp_disp_format *fmt) { unsigned int i; u32 val; - val = zynqmp_disp_avbuf_read(avbuf, ZYNQMP_DISP_AV_BUF_FMT); - val &= layer == ZYNQMP_DISP_LAYER_VID + val = zynqmp_disp_avbuf_read(disp, ZYNQMP_DISP_AV_BUF_FMT); + val &= zynqmp_disp_layer_is_video(layer) ? ~ZYNQMP_DISP_AV_BUF_FMT_NL_VID_MASK : ~ZYNQMP_DISP_AV_BUF_FMT_NL_GFX_MASK; val |= fmt->buf_fmt; - zynqmp_disp_avbuf_write(avbuf, ZYNQMP_DISP_AV_BUF_FMT, val); + zynqmp_disp_avbuf_write(disp, ZYNQMP_DISP_AV_BUF_FMT, val); for (i = 0; i < ZYNQMP_DISP_AV_BUF_NUM_SF; i++) { - unsigned int reg = layer == ZYNQMP_DISP_LAYER_VID + unsigned int reg = zynqmp_disp_layer_is_video(layer) ? ZYNQMP_DISP_AV_BUF_VID_COMP_SF(i) : ZYNQMP_DISP_AV_BUF_GFX_COMP_SF(i); - zynqmp_disp_avbuf_write(avbuf, reg, fmt->sf[i]); + zynqmp_disp_avbuf_write(disp, reg, fmt->sf[i]); } } /** * zynqmp_disp_avbuf_set_clocks_sources - Set the clocks sources - * @avbuf: Audio/video buffer manager + * @disp: Display controller * @video_from_ps: True if the video clock originates from the PS * @audio_from_ps: True if the audio clock originates from the PS * @timings_internal: True if video timings are generated internally @@ -477,7 +468,7 @@ static void zynqmp_disp_avbuf_set_format(struct zynqmp_disp_avbuf *avbuf, * generated internally or externally. */ static void -zynqmp_disp_avbuf_set_clocks_sources(struct zynqmp_disp_avbuf *avbuf, +zynqmp_disp_avbuf_set_clocks_sources(struct zynqmp_disp *disp, bool video_from_ps, bool audio_from_ps, bool timings_internal) { @@ -490,16 +481,16 @@ zynqmp_disp_avbuf_set_clocks_sources(struct zynqmp_disp_avbuf *avbuf, if (timings_internal) val |= ZYNQMP_DISP_AV_BUF_CLK_SRC_VID_INTERNAL_TIMING; - zynqmp_disp_avbuf_write(avbuf, ZYNQMP_DISP_AV_BUF_CLK_SRC, val); + zynqmp_disp_avbuf_write(disp, ZYNQMP_DISP_AV_BUF_CLK_SRC, val); } /** * zynqmp_disp_avbuf_enable_channels - Enable buffer channels - * @avbuf: Audio/video buffer manager + * @disp: Display controller * * Enable all (video and audio) buffer channels. */ -static void zynqmp_disp_avbuf_enable_channels(struct zynqmp_disp_avbuf *avbuf) +static void zynqmp_disp_avbuf_enable_channels(struct zynqmp_disp *disp) { unsigned int i; u32 val; @@ -509,7 +500,7 @@ static void zynqmp_disp_avbuf_enable_channels(struct zynqmp_disp_avbuf *avbuf) ZYNQMP_DISP_AV_BUF_CHBUF_BURST_LEN_SHIFT); for (i = 0; i < ZYNQMP_DISP_AV_BUF_NUM_VID_GFX_BUFFERS; i++) - zynqmp_disp_avbuf_write(avbuf, ZYNQMP_DISP_AV_BUF_CHBUF(i), + zynqmp_disp_avbuf_write(disp, ZYNQMP_DISP_AV_BUF_CHBUF(i), val); val = ZYNQMP_DISP_AV_BUF_CHBUF_EN | @@ -517,75 +508,75 @@ static void zynqmp_disp_avbuf_enable_channels(struct zynqmp_disp_avbuf *avbuf) ZYNQMP_DISP_AV_BUF_CHBUF_BURST_LEN_SHIFT); for (; i < ZYNQMP_DISP_AV_BUF_NUM_BUFFERS; i++) - zynqmp_disp_avbuf_write(avbuf, ZYNQMP_DISP_AV_BUF_CHBUF(i), + zynqmp_disp_avbuf_write(disp, ZYNQMP_DISP_AV_BUF_CHBUF(i), val); } /** * zynqmp_disp_avbuf_disable_channels - Disable buffer channels - * @avbuf: Audio/video buffer manager + * @disp: Display controller * * Disable all (video and audio) buffer channels. */ -static void zynqmp_disp_avbuf_disable_channels(struct zynqmp_disp_avbuf *avbuf) +static void zynqmp_disp_avbuf_disable_channels(struct zynqmp_disp *disp) { unsigned int i; for (i = 0; i < ZYNQMP_DISP_AV_BUF_NUM_BUFFERS; i++) - zynqmp_disp_avbuf_write(avbuf, ZYNQMP_DISP_AV_BUF_CHBUF(i), + zynqmp_disp_avbuf_write(disp, ZYNQMP_DISP_AV_BUF_CHBUF(i), ZYNQMP_DISP_AV_BUF_CHBUF_FLUSH); } /** * zynqmp_disp_avbuf_enable_audio - Enable audio - * @avbuf: Audio/video buffer manager + * @disp: Display controller * * Enable all audio buffers with a non-live (memory) source. */ -static void zynqmp_disp_avbuf_enable_audio(struct zynqmp_disp_avbuf *avbuf) +static void zynqmp_disp_avbuf_enable_audio(struct zynqmp_disp *disp) { u32 val; - val = zynqmp_disp_avbuf_read(avbuf, ZYNQMP_DISP_AV_BUF_OUTPUT); + val = zynqmp_disp_avbuf_read(disp, ZYNQMP_DISP_AV_BUF_OUTPUT); val &= ~ZYNQMP_DISP_AV_BUF_OUTPUT_AUD1_MASK; val |= ZYNQMP_DISP_AV_BUF_OUTPUT_AUD1_MEM; val |= ZYNQMP_DISP_AV_BUF_OUTPUT_AUD2_EN; - zynqmp_disp_avbuf_write(avbuf, ZYNQMP_DISP_AV_BUF_OUTPUT, val); + zynqmp_disp_avbuf_write(disp, ZYNQMP_DISP_AV_BUF_OUTPUT, val); } /** * zynqmp_disp_avbuf_disable_audio - Disable audio - * @avbuf: Audio/video buffer manager + * @disp: Display controller * * Disable all audio buffers. */ -static void zynqmp_disp_avbuf_disable_audio(struct zynqmp_disp_avbuf *avbuf) +static void zynqmp_disp_avbuf_disable_audio(struct zynqmp_disp *disp) { u32 val; - val = zynqmp_disp_avbuf_read(avbuf, ZYNQMP_DISP_AV_BUF_OUTPUT); + val = zynqmp_disp_avbuf_read(disp, ZYNQMP_DISP_AV_BUF_OUTPUT); val &= ~ZYNQMP_DISP_AV_BUF_OUTPUT_AUD1_MASK; val |= ZYNQMP_DISP_AV_BUF_OUTPUT_AUD1_DISABLE; val &= ~ZYNQMP_DISP_AV_BUF_OUTPUT_AUD2_EN; - zynqmp_disp_avbuf_write(avbuf, ZYNQMP_DISP_AV_BUF_OUTPUT, val); + zynqmp_disp_avbuf_write(disp, ZYNQMP_DISP_AV_BUF_OUTPUT, val); } /** * zynqmp_disp_avbuf_enable_video - Enable a video layer - * @avbuf: Audio/video buffer manager - * @layer: The layer ID + * @disp: Display controller + * @layer: The layer * @mode: Operating mode of layer * * Enable the video/graphics buffer for @layer. */ -static void zynqmp_disp_avbuf_enable_video(struct zynqmp_disp_avbuf *avbuf, - enum zynqmp_disp_layer_id layer, +static void zynqmp_disp_avbuf_enable_video(struct zynqmp_disp *disp, + struct zynqmp_disp_layer *layer, enum zynqmp_disp_layer_mode mode) { u32 val; - val = zynqmp_disp_avbuf_read(avbuf, ZYNQMP_DISP_AV_BUF_OUTPUT); - if (layer == ZYNQMP_DISP_LAYER_VID) { + val = zynqmp_disp_avbuf_read(disp, ZYNQMP_DISP_AV_BUF_OUTPUT); + if (zynqmp_disp_layer_is_video(layer)) { val &= ~ZYNQMP_DISP_AV_BUF_OUTPUT_VID1_MASK; if (mode == ZYNQMP_DISP_LAYER_NONLIVE) val |= ZYNQMP_DISP_AV_BUF_OUTPUT_VID1_MEM; @@ -599,52 +590,52 @@ static void zynqmp_disp_avbuf_enable_video(struct zynqmp_disp_avbuf *avbuf, else val |= ZYNQMP_DISP_AV_BUF_OUTPUT_VID2_LIVE; } - zynqmp_disp_avbuf_write(avbuf, ZYNQMP_DISP_AV_BUF_OUTPUT, val); + zynqmp_disp_avbuf_write(disp, ZYNQMP_DISP_AV_BUF_OUTPUT, val); } /** * zynqmp_disp_avbuf_disable_video - Disable a video layer - * @avbuf: Audio/video buffer manager - * @layer: The layer ID + * @disp: Display controller + * @layer: The layer * * Disable the video/graphics buffer for @layer. */ -static void zynqmp_disp_avbuf_disable_video(struct zynqmp_disp_avbuf *avbuf, - enum zynqmp_disp_layer_id layer) +static void zynqmp_disp_avbuf_disable_video(struct zynqmp_disp *disp, + struct zynqmp_disp_layer *layer) { u32 val; - val = zynqmp_disp_avbuf_read(avbuf, ZYNQMP_DISP_AV_BUF_OUTPUT); - if (layer == ZYNQMP_DISP_LAYER_VID) { + val = zynqmp_disp_avbuf_read(disp, ZYNQMP_DISP_AV_BUF_OUTPUT); + if (zynqmp_disp_layer_is_video(layer)) { val &= ~ZYNQMP_DISP_AV_BUF_OUTPUT_VID1_MASK; val |= ZYNQMP_DISP_AV_BUF_OUTPUT_VID1_NONE; } else { val &= ~ZYNQMP_DISP_AV_BUF_OUTPUT_VID2_MASK; val |= ZYNQMP_DISP_AV_BUF_OUTPUT_VID2_DISABLE; } - zynqmp_disp_avbuf_write(avbuf, ZYNQMP_DISP_AV_BUF_OUTPUT, val); + zynqmp_disp_avbuf_write(disp, ZYNQMP_DISP_AV_BUF_OUTPUT, val); } /** * zynqmp_disp_avbuf_enable - Enable the video pipe - * @avbuf: Audio/video buffer manager + * @disp: Display controller * * De-assert the video pipe reset. */ -static void zynqmp_disp_avbuf_enable(struct zynqmp_disp_avbuf *avbuf) +static void zynqmp_disp_avbuf_enable(struct zynqmp_disp *disp) { - zynqmp_disp_avbuf_write(avbuf, ZYNQMP_DISP_AV_BUF_SRST_REG, 0); + zynqmp_disp_avbuf_write(disp, ZYNQMP_DISP_AV_BUF_SRST_REG, 0); } /** * zynqmp_disp_avbuf_disable - Disable the video pipe - * @avbuf: Audio/video buffer manager + * @disp: Display controller * * Assert the video pipe reset. */ -static void zynqmp_disp_avbuf_disable(struct zynqmp_disp_avbuf *avbuf) +static void zynqmp_disp_avbuf_disable(struct zynqmp_disp *disp) { - zynqmp_disp_avbuf_write(avbuf, ZYNQMP_DISP_AV_BUF_SRST_REG, + zynqmp_disp_avbuf_write(disp, ZYNQMP_DISP_AV_BUF_SRST_REG, ZYNQMP_DISP_AV_BUF_SRST_REG_VID_RST); } @@ -652,10 +643,9 @@ static void zynqmp_disp_avbuf_disable(struct zynqmp_disp_avbuf *avbuf) * Blender (Video Pipeline) */ -static void zynqmp_disp_blend_write(struct zynqmp_disp_blend *blend, - int reg, u32 val) +static void zynqmp_disp_blend_write(struct zynqmp_disp *disp, int reg, u32 val) { - writel(val, blend->base + reg); + writel(val, disp->blend.base + reg); } /* @@ -701,12 +691,12 @@ static const u32 csc_sdtv_to_rgb_offsets[] = { /** * zynqmp_disp_blend_set_output_format - Set the output format of the blender - * @blend: Blender object + * @disp: Display controller * @format: Output format * * Set the output format of the blender to @format. */ -static void zynqmp_disp_blend_set_output_format(struct zynqmp_disp_blend *blend, +static void zynqmp_disp_blend_set_output_format(struct zynqmp_disp *disp, enum zynqmp_dpsub_format format) { static const unsigned int blend_output_fmts[] = { @@ -722,7 +712,7 @@ static void zynqmp_disp_blend_set_output_format(struct zynqmp_disp_blend *blend, const u32 *offsets; unsigned int i; - zynqmp_disp_blend_write(blend, ZYNQMP_DISP_V_BLEND_OUTPUT_VID_FMT, fmt); + zynqmp_disp_blend_write(disp, ZYNQMP_DISP_V_BLEND_OUTPUT_VID_FMT, fmt); if (fmt == ZYNQMP_DISP_V_BLEND_OUTPUT_VID_FMT_RGB) { coeffs = csc_identity_matrix; offsets = csc_zero_offsets; @@ -732,19 +722,19 @@ static void zynqmp_disp_blend_set_output_format(struct zynqmp_disp_blend *blend, } for (i = 0; i < ZYNQMP_DISP_V_BLEND_NUM_COEFF; i++) - zynqmp_disp_blend_write(blend, + zynqmp_disp_blend_write(disp, ZYNQMP_DISP_V_BLEND_RGB2YCBCR_COEFF(i), coeffs[i]); for (i = 0; i < ZYNQMP_DISP_V_BLEND_NUM_OFFSET; i++) - zynqmp_disp_blend_write(blend, + zynqmp_disp_blend_write(disp, ZYNQMP_DISP_V_BLEND_OUTCSC_OFFSET(i), offsets[i]); } /** * zynqmp_disp_blend_set_bg_color - Set the background color - * @blend: Blender object + * @disp: Display controller * @rcr: Red/Cr color component * @gy: Green/Y color component * @bcb: Blue/Cb color component @@ -753,31 +743,31 @@ static void zynqmp_disp_blend_set_output_format(struct zynqmp_disp_blend *blend, * B or Cr, Y and Cb components respectively depending on the selected output * format. */ -static void zynqmp_disp_blend_set_bg_color(struct zynqmp_disp_blend *blend, +static void zynqmp_disp_blend_set_bg_color(struct zynqmp_disp *disp, u32 rcr, u32 gy, u32 bcb) { - zynqmp_disp_blend_write(blend, ZYNQMP_DISP_V_BLEND_BG_CLR_0, rcr); - zynqmp_disp_blend_write(blend, ZYNQMP_DISP_V_BLEND_BG_CLR_1, gy); - zynqmp_disp_blend_write(blend, ZYNQMP_DISP_V_BLEND_BG_CLR_2, bcb); + zynqmp_disp_blend_write(disp, ZYNQMP_DISP_V_BLEND_BG_CLR_0, rcr); + zynqmp_disp_blend_write(disp, ZYNQMP_DISP_V_BLEND_BG_CLR_1, gy); + zynqmp_disp_blend_write(disp, ZYNQMP_DISP_V_BLEND_BG_CLR_2, bcb); } /** * zynqmp_disp_blend_set_global_alpha - Configure global alpha blending - * @blend: Blender object + * @disp: Display controller * @enable: True to enable global alpha blending * @alpha: Global alpha value (ignored if @enabled is false) */ -static void zynqmp_disp_blend_set_global_alpha(struct zynqmp_disp_blend *blend, +static void zynqmp_disp_blend_set_global_alpha(struct zynqmp_disp *disp, bool enable, u32 alpha) { - zynqmp_disp_blend_write(blend, ZYNQMP_DISP_V_BLEND_SET_GLOBAL_ALPHA, + zynqmp_disp_blend_write(disp, ZYNQMP_DISP_V_BLEND_SET_GLOBAL_ALPHA, ZYNQMP_DISP_V_BLEND_SET_GLOBAL_ALPHA_VALUE(alpha) | (enable ? ZYNQMP_DISP_V_BLEND_SET_GLOBAL_ALPHA_EN : 0)); } /** * zynqmp_disp_blend_layer_set_csc - Configure colorspace conversion for layer - * @blend: Blender object + * @disp: Display controller * @layer: The layer * @coeffs: Colorspace conversion matrix * @offsets: Colorspace conversion offsets @@ -786,7 +776,7 @@ static void zynqmp_disp_blend_set_global_alpha(struct zynqmp_disp_blend *blend, * Columns of the matrix are automatically swapped based on the input format to * handle RGB and YCrCb components permutations. */ -static void zynqmp_disp_blend_layer_set_csc(struct zynqmp_disp_blend *blend, +static void zynqmp_disp_blend_layer_set_csc(struct zynqmp_disp *disp, struct zynqmp_disp_layer *layer, const u16 *coeffs, const u32 *offsets) @@ -807,32 +797,32 @@ static void zynqmp_disp_blend_layer_set_csc(struct zynqmp_disp_blend *blend, } } - if (layer->id == ZYNQMP_DISP_LAYER_VID) + if (zynqmp_disp_layer_is_video(layer)) reg = ZYNQMP_DISP_V_BLEND_IN1CSC_COEFF(0); else reg = ZYNQMP_DISP_V_BLEND_IN2CSC_COEFF(0); for (i = 0; i < ZYNQMP_DISP_V_BLEND_NUM_COEFF; i += 3, reg += 12) { - zynqmp_disp_blend_write(blend, reg + 0, coeffs[i + swap[0]]); - zynqmp_disp_blend_write(blend, reg + 4, coeffs[i + swap[1]]); - zynqmp_disp_blend_write(blend, reg + 8, coeffs[i + swap[2]]); + zynqmp_disp_blend_write(disp, reg + 0, coeffs[i + swap[0]]); + zynqmp_disp_blend_write(disp, reg + 4, coeffs[i + swap[1]]); + zynqmp_disp_blend_write(disp, reg + 8, coeffs[i + swap[2]]); } - if (layer->id == ZYNQMP_DISP_LAYER_VID) + if (zynqmp_disp_layer_is_video(layer)) reg = ZYNQMP_DISP_V_BLEND_IN1CSC_OFFSET(0); else reg = ZYNQMP_DISP_V_BLEND_IN2CSC_OFFSET(0); for (i = 0; i < ZYNQMP_DISP_V_BLEND_NUM_OFFSET; i++) - zynqmp_disp_blend_write(blend, reg + i * 4, offsets[i]); + zynqmp_disp_blend_write(disp, reg + i * 4, offsets[i]); } /** * zynqmp_disp_blend_layer_enable - Enable a layer - * @blend: Blender object + * @disp: Display controller * @layer: The layer */ -static void zynqmp_disp_blend_layer_enable(struct zynqmp_disp_blend *blend, +static void zynqmp_disp_blend_layer_enable(struct zynqmp_disp *disp, struct zynqmp_disp_layer *layer) { const u16 *coeffs; @@ -844,7 +834,7 @@ static void zynqmp_disp_blend_layer_enable(struct zynqmp_disp_blend *blend, (layer->drm_fmt->hsub > 1 ? ZYNQMP_DISP_V_BLEND_LAYER_CONTROL_EN_US : 0); - zynqmp_disp_blend_write(blend, + zynqmp_disp_blend_write(disp, ZYNQMP_DISP_V_BLEND_LAYER_CONTROL(layer->id), val); @@ -856,22 +846,22 @@ static void zynqmp_disp_blend_layer_enable(struct zynqmp_disp_blend *blend, offsets = csc_zero_offsets; } - zynqmp_disp_blend_layer_set_csc(blend, layer, coeffs, offsets); + zynqmp_disp_blend_layer_set_csc(disp, layer, coeffs, offsets); } /** * zynqmp_disp_blend_layer_disable - Disable a layer - * @blend: Blender object + * @disp: Display controller * @layer: The layer */ -static void zynqmp_disp_blend_layer_disable(struct zynqmp_disp_blend *blend, +static void zynqmp_disp_blend_layer_disable(struct zynqmp_disp *disp, struct zynqmp_disp_layer *layer) { - zynqmp_disp_blend_write(blend, + zynqmp_disp_blend_write(disp, ZYNQMP_DISP_V_BLEND_LAYER_CONTROL(layer->id), 0); - zynqmp_disp_blend_layer_set_csc(blend, layer, csc_zero_matrix, + zynqmp_disp_blend_layer_set_csc(disp, layer, csc_zero_matrix, csc_zero_offsets); } @@ -879,57 +869,55 @@ static void zynqmp_disp_blend_layer_disable(struct zynqmp_disp_blend *blend, * Audio Mixer */ -static void zynqmp_disp_audio_write(struct zynqmp_disp_audio *audio, - int reg, u32 val) +static void zynqmp_disp_audio_write(struct zynqmp_disp *disp, int reg, u32 val) { - writel(val, audio->base + reg); + writel(val, disp->audio.base + reg); } /** * zynqmp_disp_audio_enable - Enable the audio mixer - * @audio: Audio mixer + * @disp: Display controller * * Enable the audio mixer by de-asserting the soft reset. The audio state is set to * default values by the reset, set the default mixer volume explicitly. */ -static void zynqmp_disp_audio_enable(struct zynqmp_disp_audio *audio) +static void zynqmp_disp_audio_enable(struct zynqmp_disp *disp) { /* Clear the audio soft reset register as it's an non-reset flop. */ - zynqmp_disp_audio_write(audio, ZYNQMP_DISP_AUD_SOFT_RESET, 0); - zynqmp_disp_audio_write(audio, ZYNQMP_DISP_AUD_MIXER_VOLUME, + zynqmp_disp_audio_write(disp, ZYNQMP_DISP_AUD_SOFT_RESET, 0); + zynqmp_disp_audio_write(disp, ZYNQMP_DISP_AUD_MIXER_VOLUME, ZYNQMP_DISP_AUD_MIXER_VOLUME_NO_SCALE); } /** * zynqmp_disp_audio_disable - Disable the audio mixer - * @audio: Audio mixer + * @disp: Display controller * * Disable the audio mixer by asserting its soft reset. */ -static void zynqmp_disp_audio_disable(struct zynqmp_disp_audio *audio) +static void zynqmp_disp_audio_disable(struct zynqmp_disp *disp) { - zynqmp_disp_audio_write(audio, ZYNQMP_DISP_AUD_SOFT_RESET, + zynqmp_disp_audio_write(disp, ZYNQMP_DISP_AUD_SOFT_RESET, ZYNQMP_DISP_AUD_SOFT_RESET_AUD_SRST); } -static void zynqmp_disp_audio_init(struct device *dev, - struct zynqmp_disp_audio *audio) +static void zynqmp_disp_audio_init(struct zynqmp_disp *disp) { /* Try the live PL audio clock. */ - audio->clk = devm_clk_get(dev, "dp_live_audio_aclk"); - if (!IS_ERR(audio->clk)) { - audio->clk_from_ps = false; + disp->audio.clk = devm_clk_get(disp->dev, "dp_live_audio_aclk"); + if (!IS_ERR(disp->audio.clk)) { + disp->audio.clk_from_ps = false; return; } /* If the live PL audio clock is not valid, fall back to PS clock. */ - audio->clk = devm_clk_get(dev, "dp_aud_clk"); - if (!IS_ERR(audio->clk)) { - audio->clk_from_ps = true; + disp->audio.clk = devm_clk_get(disp->dev, "dp_aud_clk"); + if (!IS_ERR(disp->audio.clk)) { + disp->audio.clk_from_ps = true; return; } - dev_err(dev, "audio disabled due to missing clock\n"); + dev_err(disp->dev, "audio disabled due to missing clock\n"); } /* ----------------------------------------------------------------------------- @@ -1025,9 +1013,9 @@ zynqmp_disp_layer_find_format(struct zynqmp_disp_layer *layer, */ static void zynqmp_disp_layer_enable(struct zynqmp_disp_layer *layer) { - zynqmp_disp_avbuf_enable_video(&layer->disp->avbuf, layer->id, + zynqmp_disp_avbuf_enable_video(layer->disp, layer, ZYNQMP_DISP_LAYER_NONLIVE); - zynqmp_disp_blend_layer_enable(&layer->disp->blend, layer); + zynqmp_disp_blend_layer_enable(layer->disp, layer); layer->mode = ZYNQMP_DISP_LAYER_NONLIVE; } @@ -1046,8 +1034,8 @@ static void zynqmp_disp_layer_disable(struct zynqmp_disp_layer *layer) for (i = 0; i < layer->drm_fmt->num_planes; i++) dmaengine_terminate_sync(layer->dmas[i].chan); - zynqmp_disp_avbuf_disable_video(&layer->disp->avbuf, layer->id); - zynqmp_disp_blend_layer_disable(&layer->disp->blend, layer); + zynqmp_disp_avbuf_disable_video(layer->disp, layer); + zynqmp_disp_blend_layer_disable(layer->disp, layer); } /** @@ -1067,8 +1055,7 @@ static void zynqmp_disp_layer_set_format(struct zynqmp_disp_layer *layer, layer->disp_fmt = zynqmp_disp_layer_find_format(layer, info->format); layer->drm_fmt = info; - zynqmp_disp_avbuf_set_format(&layer->disp->avbuf, layer->id, - layer->disp_fmt); + zynqmp_disp_avbuf_set_format(layer->disp, layer, layer->disp_fmt); /* * Set slave_id for each DMA channel to indicate they're part of a @@ -1175,6 +1162,10 @@ zynqmp_disp_plane_atomic_disable(struct drm_plane *plane, return; zynqmp_disp_layer_disable(layer); + + if (zynqmp_disp_layer_is_gfx(layer)) + zynqmp_disp_blend_set_global_alpha(layer->disp, false, + plane->state->alpha >> 8); } static void @@ -1204,6 +1195,10 @@ zynqmp_disp_plane_atomic_update(struct drm_plane *plane, zynqmp_disp_layer_update(layer, new_state); + if (zynqmp_disp_layer_is_gfx(layer)) + zynqmp_disp_blend_set_global_alpha(layer->disp, true, + plane->state->alpha >> 8); + /* Enable or re-enable the plane is the format has changed. */ if (format_changed) zynqmp_disp_layer_enable(layer); @@ -1244,8 +1239,8 @@ static int zynqmp_disp_create_planes(struct zynqmp_disp *disp) drm_formats[j] = layer->info->formats[j].drm_fmt; /* Graphics layer is primary, and video layer is overlay. */ - type = i == ZYNQMP_DISP_LAYER_GFX - ? DRM_PLANE_TYPE_PRIMARY : DRM_PLANE_TYPE_OVERLAY; + type = zynqmp_disp_layer_is_video(layer) + ? DRM_PLANE_TYPE_OVERLAY : DRM_PLANE_TYPE_PRIMARY; ret = drm_universal_plane_init(disp->drm, &layer->plane, 0, &zynqmp_disp_plane_funcs, drm_formats, @@ -1256,6 +1251,10 @@ static int zynqmp_disp_create_planes(struct zynqmp_disp *disp) drm_plane_helper_add(&layer->plane, &zynqmp_disp_plane_helper_funcs); + + drm_plane_create_zpos_immutable_property(&layer->plane, i); + if (zynqmp_disp_layer_is_gfx(layer)) + drm_plane_create_alpha_property(&layer->plane); } return 0; @@ -1387,14 +1386,14 @@ err: */ static void zynqmp_disp_enable(struct zynqmp_disp *disp) { - zynqmp_disp_avbuf_enable(&disp->avbuf); + zynqmp_disp_avbuf_enable(disp); /* Choose clock source based on the DT clock handle. */ - zynqmp_disp_avbuf_set_clocks_sources(&disp->avbuf, disp->pclk_from_ps, + zynqmp_disp_avbuf_set_clocks_sources(disp, disp->pclk_from_ps, disp->audio.clk_from_ps, true); - zynqmp_disp_avbuf_enable_channels(&disp->avbuf); - zynqmp_disp_avbuf_enable_audio(&disp->avbuf); + zynqmp_disp_avbuf_enable_channels(disp); + zynqmp_disp_avbuf_enable_audio(disp); - zynqmp_disp_audio_enable(&disp->audio); + zynqmp_disp_audio_enable(disp); } /** @@ -1403,11 +1402,11 @@ static void zynqmp_disp_enable(struct zynqmp_disp *disp) */ static void zynqmp_disp_disable(struct zynqmp_disp *disp) { - zynqmp_disp_audio_disable(&disp->audio); + zynqmp_disp_audio_disable(disp); - zynqmp_disp_avbuf_disable_audio(&disp->avbuf); - zynqmp_disp_avbuf_disable_channels(&disp->avbuf); - zynqmp_disp_avbuf_disable(&disp->avbuf); + zynqmp_disp_avbuf_disable_audio(disp); + zynqmp_disp_avbuf_disable_channels(disp); + zynqmp_disp_avbuf_disable(disp); } static inline struct zynqmp_disp *crtc_to_disp(struct drm_crtc *crtc) @@ -1452,9 +1451,10 @@ zynqmp_disp_crtc_atomic_enable(struct drm_crtc *crtc, struct drm_display_mode *adjusted_mode = &crtc->state->adjusted_mode; int ret, vrefresh; + pm_runtime_get_sync(disp->dev); + zynqmp_disp_crtc_setup_clock(crtc, adjusted_mode); - pm_runtime_get_sync(disp->dev); ret = clk_prepare_enable(disp->pclk); if (ret) { dev_err(disp->dev, "failed to enable a pixel clock\n"); @@ -1462,10 +1462,8 @@ zynqmp_disp_crtc_atomic_enable(struct drm_crtc *crtc, return; } - zynqmp_disp_blend_set_output_format(&disp->blend, - ZYNQMP_DPSUB_FORMAT_RGB); - zynqmp_disp_blend_set_bg_color(&disp->blend, 0, 0, 0); - zynqmp_disp_blend_set_global_alpha(&disp->blend, false, 0); + zynqmp_disp_blend_set_output_format(disp, ZYNQMP_DPSUB_FORMAT_RGB); + zynqmp_disp_blend_set_bg_color(disp, 0, 0, 0); zynqmp_disp_enable(disp); @@ -1674,7 +1672,7 @@ int zynqmp_disp_probe(struct zynqmp_dpsub *dpsub, struct drm_device *drm) disp->pclk_from_ps = true; } - zynqmp_disp_audio_init(disp->dev, &disp->audio); + zynqmp_disp_audio_init(disp); ret = zynqmp_disp_create_layers(disp); if (ret) diff --git a/drivers/gpu/drm/xlnx/zynqmp_dp.c b/drivers/gpu/drm/xlnx/zynqmp_dp.c index 82430ca9b913..6f588dc09ba6 100644 --- a/drivers/gpu/drm/xlnx/zynqmp_dp.c +++ b/drivers/gpu/drm/xlnx/zynqmp_dp.c @@ -402,10 +402,6 @@ static int zynqmp_dp_phy_init(struct zynqmp_dp *dp) } } - ret = zynqmp_dp_reset(dp, false); - if (ret < 0) - return ret; - zynqmp_dp_clr(dp, ZYNQMP_DP_PHY_RESET, ZYNQMP_DP_PHY_RESET_ALL_RESET); /* @@ -441,8 +437,6 @@ static void zynqmp_dp_phy_exit(struct zynqmp_dp *dp) ret); } - zynqmp_dp_reset(dp, true); - for (i = 0; i < dp->num_lanes; i++) { ret = phy_exit(dp->phy[i]); if (ret) @@ -1683,9 +1677,13 @@ int zynqmp_dp_probe(struct zynqmp_dpsub *dpsub, struct drm_device *drm) return PTR_ERR(dp->reset); } + ret = zynqmp_dp_reset(dp, false); + if (ret < 0) + return ret; + ret = zynqmp_dp_phy_probe(dp); if (ret) - return ret; + goto err_reset; /* Initialize the hardware. */ zynqmp_dp_write(dp, ZYNQMP_DP_TX_PHY_POWER_DOWN, @@ -1697,7 +1695,7 @@ int zynqmp_dp_probe(struct zynqmp_dpsub *dpsub, struct drm_device *drm) ret = zynqmp_dp_phy_init(dp); if (ret) - return ret; + goto err_reset; zynqmp_dp_write(dp, ZYNQMP_DP_TRANSMITTER_ENABLE, 1); @@ -1709,15 +1707,18 @@ int zynqmp_dp_probe(struct zynqmp_dpsub *dpsub, struct drm_device *drm) zynqmp_dp_irq_handler, IRQF_ONESHOT, dev_name(dp->dev), dp); if (ret < 0) - goto error; + goto err_phy_exit; dev_dbg(dp->dev, "ZynqMP DisplayPort Tx probed with %u lanes\n", dp->num_lanes); return 0; -error: +err_phy_exit: zynqmp_dp_phy_exit(dp); +err_reset: + zynqmp_dp_reset(dp, true); + return ret; } @@ -1735,4 +1736,5 @@ void zynqmp_dp_remove(struct zynqmp_dpsub *dpsub) zynqmp_dp_write(dp, ZYNQMP_DP_INT_DS, 0xffffffff); zynqmp_dp_phy_exit(dp); + zynqmp_dp_reset(dp, true); } |