From b971afd19e7be15738329b890bf72f3ea73402ea Mon Sep 17 00:00:00 2001
From: Rob Clark <robdclark@gmail.com>
Date: Mon, 3 Dec 2018 10:27:32 -0500
Subject: freedreno/a6xx: blitter fixes

Signed-off-by: Rob Clark <robdclark@gmail.com>
---
 src/gallium/drivers/freedreno/a6xx/fd6_blitter.c | 14 +++--
 src/gallium/drivers/freedreno/a6xx/fd6_format.h  | 69 ++++++++++++++++++++++++
 2 files changed, 80 insertions(+), 3 deletions(-)

(limited to 'src/gallium/drivers/freedreno')

diff --git a/src/gallium/drivers/freedreno/a6xx/fd6_blitter.c b/src/gallium/drivers/freedreno/a6xx/fd6_blitter.c
index 30840955b61..13a5e4afb43 100644
--- a/src/gallium/drivers/freedreno/a6xx/fd6_blitter.c
+++ b/src/gallium/drivers/freedreno/a6xx/fd6_blitter.c
@@ -47,7 +47,6 @@ ok_dims(const struct pipe_resource *r, const struct pipe_box *b, int lvl)
 		r->target == PIPE_TEXTURE_3D ? u_minify(r->depth0, lvl)
 		: r->array_size;
 
-
 	return (b->x >= 0) && (b->x + b->width <= u_minify(r->width0, lvl)) &&
 		(b->y >= 0) && (b->y + b->height <= u_minify(r->height0, lvl)) &&
 		(b->z >= 0) && (b->z + b->depth <= last_layer);
@@ -139,6 +138,15 @@ emit_setup(struct fd_ringbuffer *ring)
 	OUT_RING(ring, 0x10000000);
 }
 
+static uint32_t
+blit_control(enum a6xx_color_fmt fmt)
+{
+	unsigned blit_cntl = 0xf00000;
+	blit_cntl |= A6XX_RB_2D_BLIT_CNTL_COLOR_FORMAT(fmt);
+	blit_cntl |= A6XX_RB_2D_BLIT_CNTL_IFMT(fd6_ifmt(fmt));
+	return blit_cntl;
+}
+
 /* buffers need to be handled specially since x/width can exceed the bounds
  * supported by hw.. if necessary decompose into (potentially) two 2D blits
  */
@@ -198,7 +206,7 @@ emit_blit_buffer(struct fd_ringbuffer *ring, const struct pipe_blit_info *info)
 	OUT_PKT7(ring, CP_SET_MARKER, 1);
 	OUT_RING(ring, A2XX_CP_SET_MARKER_0_MODE(RM6_BLIT2DSCALE));
 
-	uint32_t blit_cntl = A6XX_RB_2D_BLIT_CNTL_COLOR_FORMAT(RB6_R8_UNORM) | 0x20f00000;
+	uint32_t blit_cntl = blit_control(RB6_R8_UNORM) | 0x20000000;
 	OUT_PKT4(ring, REG_A6XX_RB_2D_BLIT_CNTL, 1);
 	OUT_RING(ring, blit_cntl);
 
@@ -374,7 +382,7 @@ emit_blit_texture(struct fd_ringbuffer *ring, const struct pipe_blit_info *info)
 	OUT_PKT7(ring, CP_SET_MARKER, 1);
 	OUT_RING(ring, A2XX_CP_SET_MARKER_0_MODE(RM6_BLIT2DSCALE));
 
-	uint32_t blit_cntl = A6XX_RB_2D_BLIT_CNTL_COLOR_FORMAT(dfmt) | 0xf00000;
+	uint32_t blit_cntl = blit_control(dfmt);
 
 	if (dtile != stile)
 		blit_cntl |= 0x20000000;
diff --git a/src/gallium/drivers/freedreno/a6xx/fd6_format.h b/src/gallium/drivers/freedreno/a6xx/fd6_format.h
index 6f96256fa85..56166dc4505 100644
--- a/src/gallium/drivers/freedreno/a6xx/fd6_format.h
+++ b/src/gallium/drivers/freedreno/a6xx/fd6_format.h
@@ -42,4 +42,73 @@ enum a6xx_depth_format fd6_pipe2depth(enum pipe_format format);
 uint32_t fd6_tex_swiz(enum pipe_format format, unsigned swizzle_r,
 		unsigned swizzle_g, unsigned swizzle_b, unsigned swizzle_a);
 
+static inline enum a6xx_2d_ifmt
+fd6_ifmt(enum a6xx_color_fmt fmt)
+{
+	switch (fmt) {
+	case RB6_A8_UNORM:
+	case RB6_R8_UNORM:
+	case RB6_R8_SNORM:
+	case RB6_R8G8_UNORM:
+	case RB6_R8G8_SNORM:
+	case RB6_R8G8B8A8_UNORM:
+	case RB6_R8G8B8_UNORM:
+	case RB6_R8G8B8A8_SNORM:
+		return R2D_UNORM8;
+
+	case RB6_R32_UINT:
+	case RB6_R32_SINT:
+	case RB6_R32G32_UINT:
+	case RB6_R32G32_SINT:
+	case RB6_R32G32B32A32_UINT:
+	case RB6_R32G32B32A32_SINT:
+		return R2D_INT32;
+
+	case RB6_R16_UINT:
+	case RB6_R16_SINT:
+	case RB6_R16G16_UINT:
+	case RB6_R16G16_SINT:
+	case RB6_R16G16B16A16_UINT:
+	case RB6_R16G16B16A16_SINT:
+		return R2D_INT16;
+
+	case RB6_R8_UINT:
+	case RB6_R8_SINT:
+	case RB6_R8G8_UINT:
+	case RB6_R8G8_SINT:
+	case RB6_R8G8B8A8_UINT:
+	case RB6_R8G8B8A8_SINT:
+		return R2D_INT8;
+
+	case RB6_R16_UNORM:
+	case RB6_R16_SNORM:
+	case RB6_R16G16_UNORM:
+	case RB6_R16G16_SNORM:
+	case RB6_R16G16B16A16_UNORM:
+	case RB6_R16G16B16A16_SNORM:
+	case RB6_R32_FLOAT:
+	case RB6_R32G32_FLOAT:
+	case RB6_R32G32B32A32_FLOAT:
+		return R2D_FLOAT32;
+
+	case RB6_R16_FLOAT:
+	case RB6_R16G16_FLOAT:
+	case RB6_R16G16B16A16_FLOAT:
+		return R2D_FLOAT16;
+
+	case RB6_R4G4B4A4_UNORM:
+	case RB6_R5G5B5A1_UNORM:
+	case RB6_R5G6B5_UNORM:
+	case RB6_R10G10B10A2_UNORM:
+	case RB6_R10G10B10A2_UINT:
+	case RB6_R11G11B10_FLOAT:
+	case RB6_X8Z24_UNORM:
+		// ???
+		return 0;
+	default:
+		unreachable("bad format");
+		return 0;
+	}
+}
+
 #endif /* FD6_UTIL_H_ */
-- 
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