diff options
Diffstat (limited to 'drivers/gpu/drm/meson/meson_plane.c')
| -rw-r--r-- | drivers/gpu/drm/meson/meson_plane.c | 231 | 
1 files changed, 199 insertions, 32 deletions
diff --git a/drivers/gpu/drm/meson/meson_plane.c b/drivers/gpu/drm/meson/meson_plane.c index ed543227b00d..d5cbc47835bf 100644 --- a/drivers/gpu/drm/meson/meson_plane.c +++ b/drivers/gpu/drm/meson/meson_plane.c @@ -23,6 +23,7 @@  #include "meson_plane.h"  #include "meson_registers.h"  #include "meson_viu.h" +#include "meson_osd_afbcd.h"  /* OSD_SCI_WH_M1 */  #define SCI_WH_M1_W(w)			FIELD_PREP(GENMASK(28, 16), w) @@ -92,12 +93,38 @@ static int meson_plane_atomic_check(struct drm_plane *plane,  						   false, true);  } +#define MESON_MOD_AFBC_VALID_BITS (AFBC_FORMAT_MOD_BLOCK_SIZE_16x16 |	\ +				   AFBC_FORMAT_MOD_BLOCK_SIZE_32x8 |	\ +				   AFBC_FORMAT_MOD_YTR |		\ +				   AFBC_FORMAT_MOD_SPARSE |		\ +				   AFBC_FORMAT_MOD_SPLIT) +  /* Takes a fixed 16.16 number and converts it to integer. */  static inline int64_t fixed16_to_int(int64_t value)  {  	return value >> 16;  } +static u32 meson_g12a_afbcd_line_stride(struct meson_drm *priv) +{ +	u32 line_stride = 0; + +	switch (priv->afbcd.format) { +	case DRM_FORMAT_RGB565: +		line_stride = ((priv->viu.osd1_width << 4) + 127) >> 7; +		break; +	case DRM_FORMAT_RGB888: +	case DRM_FORMAT_XRGB8888: +	case DRM_FORMAT_ARGB8888: +	case DRM_FORMAT_XBGR8888: +	case DRM_FORMAT_ABGR8888: +		line_stride = ((priv->viu.osd1_width << 5) + 127) >> 7; +		break; +	} + +	return ((line_stride + 1) >> 1) << 1; +} +  static void meson_plane_atomic_update(struct drm_plane *plane,  				      struct drm_plane_state *old_state)  { @@ -126,59 +153,91 @@ static void meson_plane_atomic_update(struct drm_plane *plane,  	 */  	spin_lock_irqsave(&priv->drm->event_lock, flags); +	/* Check if AFBC decoder is required for this buffer */ +	if ((meson_vpu_is_compatible(priv, VPU_COMPATIBLE_GXM) || +	     meson_vpu_is_compatible(priv, VPU_COMPATIBLE_G12A)) && +	    fb->modifier & DRM_FORMAT_MOD_ARM_AFBC(MESON_MOD_AFBC_VALID_BITS)) +		priv->viu.osd1_afbcd = true; +	else +		priv->viu.osd1_afbcd = false; +  	/* Enable OSD and BLK0, set max global alpha */  	priv->viu.osd1_ctrl_stat = OSD_ENABLE |  				   (0xFF << OSD_GLOBAL_ALPHA_SHIFT) |  				   OSD_BLK0_ENABLE; +	priv->viu.osd1_ctrl_stat2 = readl(priv->io_base + +					  _REG(VIU_OSD1_CTRL_STAT2)); +  	canvas_id_osd1 = priv->canvas_id_osd1;  	/* Set up BLK0 to point to the right canvas */ -	priv->viu.osd1_blk0_cfg[0] = ((canvas_id_osd1 << OSD_CANVAS_SEL) | -				      OSD_ENDIANNESS_LE); +	priv->viu.osd1_blk0_cfg[0] = canvas_id_osd1 << OSD_CANVAS_SEL; + +	if (priv->viu.osd1_afbcd) { +		if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_G12A)) { +			/* This is the internal decoding memory address */ +			priv->viu.osd1_blk1_cfg4 = MESON_G12A_AFBCD_OUT_ADDR; +			priv->viu.osd1_blk0_cfg[0] |= OSD_ENDIANNESS_BE; +			priv->viu.osd1_ctrl_stat2 |= OSD_PENDING_STAT_CLEAN; +			priv->viu.osd1_ctrl_stat |= VIU_OSD1_CFG_SYN_EN; +		} + +		if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_GXM)) { +			priv->viu.osd1_blk0_cfg[0] |= OSD_ENDIANNESS_LE; +			priv->viu.osd1_ctrl_stat2 |= OSD_DPATH_MALI_AFBCD; +		} +	} else { +		priv->viu.osd1_blk0_cfg[0] |= OSD_ENDIANNESS_LE; + +		if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_GXM)) +			priv->viu.osd1_ctrl_stat2 &= ~OSD_DPATH_MALI_AFBCD; +	}  	/* On GXBB, Use the old non-HDR RGB2YUV converter */  	if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_GXBB))  		priv->viu.osd1_blk0_cfg[0] |= OSD_OUTPUT_COLOR_RGB; +	if (priv->viu.osd1_afbcd && +	    meson_vpu_is_compatible(priv, VPU_COMPATIBLE_G12A)) { +		priv->viu.osd1_blk0_cfg[0] |= OSD_MALI_SRC_EN | +			priv->afbcd.ops->fmt_to_blk_mode(fb->modifier, +							  fb->format->format); +	} else { +		switch (fb->format->format) { +		case DRM_FORMAT_XRGB8888: +		case DRM_FORMAT_ARGB8888: +			priv->viu.osd1_blk0_cfg[0] |= OSD_BLK_MODE_32 | +						OSD_COLOR_MATRIX_32_ARGB; +			break; +		case DRM_FORMAT_XBGR8888: +		case DRM_FORMAT_ABGR8888: +			priv->viu.osd1_blk0_cfg[0] |= OSD_BLK_MODE_32 | +						OSD_COLOR_MATRIX_32_ABGR; +			break; +		case DRM_FORMAT_RGB888: +			priv->viu.osd1_blk0_cfg[0] |= OSD_BLK_MODE_24 | +						OSD_COLOR_MATRIX_24_RGB; +			break; +		case DRM_FORMAT_RGB565: +			priv->viu.osd1_blk0_cfg[0] |= OSD_BLK_MODE_16 | +						OSD_COLOR_MATRIX_16_RGB565; +			break; +		}; +	} +  	switch (fb->format->format) {  	case DRM_FORMAT_XRGB8888: -		/* For XRGB, replace the pixel's alpha by 0xFF */ -		writel_bits_relaxed(OSD_REPLACE_EN, OSD_REPLACE_EN, -				    priv->io_base + _REG(VIU_OSD1_CTRL_STAT2)); -		priv->viu.osd1_blk0_cfg[0] |= OSD_BLK_MODE_32 | -					      OSD_COLOR_MATRIX_32_ARGB; -		break;  	case DRM_FORMAT_XBGR8888:  		/* For XRGB, replace the pixel's alpha by 0xFF */ -		writel_bits_relaxed(OSD_REPLACE_EN, OSD_REPLACE_EN, -				    priv->io_base + _REG(VIU_OSD1_CTRL_STAT2)); -		priv->viu.osd1_blk0_cfg[0] |= OSD_BLK_MODE_32 | -					      OSD_COLOR_MATRIX_32_ABGR; +		priv->viu.osd1_ctrl_stat2 |= OSD_REPLACE_EN;  		break;  	case DRM_FORMAT_ARGB8888: -		/* For ARGB, use the pixel's alpha */ -		writel_bits_relaxed(OSD_REPLACE_EN, 0, -				    priv->io_base + _REG(VIU_OSD1_CTRL_STAT2)); -		priv->viu.osd1_blk0_cfg[0] |= OSD_BLK_MODE_32 | -					      OSD_COLOR_MATRIX_32_ARGB; -		break;  	case DRM_FORMAT_ABGR8888:  		/* For ARGB, use the pixel's alpha */ -		writel_bits_relaxed(OSD_REPLACE_EN, 0, -				    priv->io_base + _REG(VIU_OSD1_CTRL_STAT2)); -		priv->viu.osd1_blk0_cfg[0] |= OSD_BLK_MODE_32 | -					      OSD_COLOR_MATRIX_32_ABGR; +		priv->viu.osd1_ctrl_stat2 &= ~OSD_REPLACE_EN;  		break; -	case DRM_FORMAT_RGB888: -		priv->viu.osd1_blk0_cfg[0] |= OSD_BLK_MODE_24 | -					      OSD_COLOR_MATRIX_24_RGB; -		break; -	case DRM_FORMAT_RGB565: -		priv->viu.osd1_blk0_cfg[0] |= OSD_BLK_MODE_16 | -					      OSD_COLOR_MATRIX_16_RGB565; -		break; -	}; +	}  	/* Default scaler parameters */  	vsc_bot_rcv_num = 0; @@ -305,6 +364,17 @@ static void meson_plane_atomic_update(struct drm_plane *plane,  	priv->viu.osd1_addr = gem->paddr;  	priv->viu.osd1_stride = fb->pitches[0];  	priv->viu.osd1_height = fb->height; +	priv->viu.osd1_width = fb->width; + +	if (priv->viu.osd1_afbcd) { +		priv->afbcd.modifier = fb->modifier; +		priv->afbcd.format = fb->format->format; + +		/* Calculate decoder write stride */ +		if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_G12A)) +			priv->viu.osd1_blk2_cfg4 = +				meson_g12a_afbcd_line_stride(priv); +	}  	if (!meson_plane->enabled) {  		/* Reset OSD1 before enabling it on GXL+ SoCs */ @@ -326,6 +396,11 @@ static void meson_plane_atomic_disable(struct drm_plane *plane,  	struct meson_plane *meson_plane = to_meson_plane(plane);  	struct meson_drm *priv = meson_plane->priv; +	if (priv->afbcd.ops) { +		priv->afbcd.ops->reset(priv); +		priv->afbcd.ops->disable(priv); +	} +  	/* Disable OSD1 */  	if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_G12A))  		writel_bits_relaxed(VIU_OSD1_POSTBLD_SRC_OSD1, 0, @@ -345,6 +420,42 @@ static const struct drm_plane_helper_funcs meson_plane_helper_funcs = {  	.prepare_fb	= drm_gem_fb_prepare_fb,  }; +static bool meson_plane_format_mod_supported(struct drm_plane *plane, +					     u32 format, u64 modifier) +{ +	struct meson_plane *meson_plane = to_meson_plane(plane); +	struct meson_drm *priv = meson_plane->priv; +	int i; + +	if (modifier == DRM_FORMAT_MOD_INVALID) +		return false; + +	if (modifier == DRM_FORMAT_MOD_LINEAR) +		return true; + +	if (!meson_vpu_is_compatible(priv, VPU_COMPATIBLE_GXM) && +	    !meson_vpu_is_compatible(priv, VPU_COMPATIBLE_G12A)) +		return false; + +	if (modifier & ~DRM_FORMAT_MOD_ARM_AFBC(MESON_MOD_AFBC_VALID_BITS)) +		return false; + +	for (i = 0 ; i < plane->modifier_count ; ++i) +		if (plane->modifiers[i] == modifier) +			break; + +	if (i == plane->modifier_count) { +		DRM_DEBUG_KMS("Unsupported modifier\n"); +		return false; +	} + +	if (priv->afbcd.ops && priv->afbcd.ops->supported_fmt) +		return priv->afbcd.ops->supported_fmt(modifier, format); + +	DRM_DEBUG_KMS("AFBC Unsupported\n"); +	return false; +} +  static const struct drm_plane_funcs meson_plane_funcs = {  	.update_plane		= drm_atomic_helper_update_plane,  	.disable_plane		= drm_atomic_helper_disable_plane, @@ -352,6 +463,7 @@ static const struct drm_plane_funcs meson_plane_funcs = {  	.reset			= drm_atomic_helper_plane_reset,  	.atomic_duplicate_state = drm_atomic_helper_plane_duplicate_state,  	.atomic_destroy_state	= drm_atomic_helper_plane_destroy_state, +	.format_mod_supported   = meson_plane_format_mod_supported,  };  static const uint32_t supported_drm_formats[] = { @@ -363,10 +475,60 @@ static const uint32_t supported_drm_formats[] = {  	DRM_FORMAT_RGB565,  }; +static const uint64_t format_modifiers_afbc_gxm[] = { +	DRM_FORMAT_MOD_ARM_AFBC(AFBC_FORMAT_MOD_BLOCK_SIZE_16x16 | +				AFBC_FORMAT_MOD_SPARSE | +				AFBC_FORMAT_MOD_YTR), +	/* SPLIT mandates SPARSE, RGB modes mandates YTR */ +	DRM_FORMAT_MOD_ARM_AFBC(AFBC_FORMAT_MOD_BLOCK_SIZE_16x16 | +				AFBC_FORMAT_MOD_YTR | +				AFBC_FORMAT_MOD_SPARSE | +				AFBC_FORMAT_MOD_SPLIT), +	DRM_FORMAT_MOD_LINEAR, +	DRM_FORMAT_MOD_INVALID, +}; + +static const uint64_t format_modifiers_afbc_g12a[] = { +	/* +	 * - TOFIX Support AFBC modifiers for YUV formats (16x16 + TILED) +	 * - SPLIT is mandatory for performances reasons when in 16x16 +	 *   block size +	 * - 32x8 block size + SPLIT is mandatory with 4K frame size +	 *   for performances reasons +	 */ +	DRM_FORMAT_MOD_ARM_AFBC(AFBC_FORMAT_MOD_BLOCK_SIZE_16x16 | +				AFBC_FORMAT_MOD_SPARSE | +				AFBC_FORMAT_MOD_SPLIT), +	DRM_FORMAT_MOD_ARM_AFBC(AFBC_FORMAT_MOD_BLOCK_SIZE_16x16 | +				AFBC_FORMAT_MOD_YTR | +				AFBC_FORMAT_MOD_SPARSE | +				AFBC_FORMAT_MOD_SPLIT), +	DRM_FORMAT_MOD_ARM_AFBC(AFBC_FORMAT_MOD_BLOCK_SIZE_32x8 | +				AFBC_FORMAT_MOD_SPARSE), +	DRM_FORMAT_MOD_ARM_AFBC(AFBC_FORMAT_MOD_BLOCK_SIZE_32x8 | +				AFBC_FORMAT_MOD_YTR | +				AFBC_FORMAT_MOD_SPARSE), +	DRM_FORMAT_MOD_ARM_AFBC(AFBC_FORMAT_MOD_BLOCK_SIZE_32x8 | +				AFBC_FORMAT_MOD_SPARSE | +				AFBC_FORMAT_MOD_SPLIT), +	DRM_FORMAT_MOD_ARM_AFBC(AFBC_FORMAT_MOD_BLOCK_SIZE_32x8 | +				AFBC_FORMAT_MOD_YTR | +				AFBC_FORMAT_MOD_SPARSE | +				AFBC_FORMAT_MOD_SPLIT), +	DRM_FORMAT_MOD_LINEAR, +	DRM_FORMAT_MOD_INVALID, +}; + +static const uint64_t format_modifiers_default[] = { +	DRM_FORMAT_MOD_LINEAR, +	DRM_FORMAT_MOD_INVALID, +}; +  int meson_plane_create(struct meson_drm *priv)  {  	struct meson_plane *meson_plane;  	struct drm_plane *plane; +	const uint64_t *format_modifiers = format_modifiers_default;  	meson_plane = devm_kzalloc(priv->drm->dev, sizeof(*meson_plane),  				   GFP_KERNEL); @@ -376,11 +538,16 @@ int meson_plane_create(struct meson_drm *priv)  	meson_plane->priv = priv;  	plane = &meson_plane->base; +	if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_GXM)) +		format_modifiers = format_modifiers_afbc_gxm; +	else if (meson_vpu_is_compatible(priv, VPU_COMPATIBLE_G12A)) +		format_modifiers = format_modifiers_afbc_g12a; +  	drm_universal_plane_init(priv->drm, plane, 0xFF,  				 &meson_plane_funcs,  				 supported_drm_formats,  				 ARRAY_SIZE(supported_drm_formats), -				 NULL, +				 format_modifiers,  				 DRM_PLANE_TYPE_PRIMARY, "meson_primary_plane");  	drm_plane_helper_add(plane, &meson_plane_helper_funcs);  |