Attachment 10461 Details for Bug 8056 – DRM tile part

[patch] DRM tile part

0001-Support-for-2D-texture-blit-on-r300.patch (text/plain), 4.45 KB, created by Peter Zubaj on 2007-06-26 11:09:20 UTC

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Creator: Peter Zubaj

Created: 2007-06-26 11:09:20 UTC

Size: 4.45 KB

patch

obsolete

>From 896aa381c3232484be4d5853a6c0ada579a507cb Mon Sep 17 00:00:00 2001
>From: Peter Zubaj <pzubaj@marticonet.sk>
>Date: Wed, 20 Jun 2007 18:25:00 +0200
>Subject: [PATCH] Support for 2D texture blit on r300.
>
>---
> shared-core/r300_cmdbuf.c |   82 +++++++++++++++++++++++++++++++++++++++++++++
> shared-core/radeon_drm.h  |    1 +
> shared-core/radeon_drv.h  |   19 ++++++++++
> 3 files changed, 102 insertions(+), 0 deletions(-)
>
>diff --git a/shared-core/r300_cmdbuf.c b/shared-core/r300_cmdbuf.c
>index d3c52d4..3c974b8 100644
>--- a/shared-core/r300_cmdbuf.c
>+++ b/shared-core/r300_cmdbuf.c
>@@ -380,6 +380,79 @@ static __inline__ int r300_emit_vpu(drm_radeon_private_t *dev_priv,
> 	return 0;
> }
> 
>+static __inline__ int r300_blit(drm_radeon_private_t *dev_priv,
>+				    drm_radeon_kcmd_buffer_t *cmdbuf,
>+				    drm_r300_cmd_header_t header)
>+{
>+	u32 *cmd = (u32 *) cmdbuf->buf;
>+        int ret;
>+	RING_LOCALS;
>+
>+	/* TODO - more checking */	
>+
>+	/* src offset check */
>+	ret = !radeon_check_offset(dev_priv, cmd[3]);
>+	if (ret) {
>+		DRM_ERROR("Invalid bitblt first offset is %08X\n", cmd[3]);
>+		return DRM_ERR(EINVAL);
>+	}
>+
>+	/* dst offset check */
>+	ret = !radeon_check_offset(dev_priv, cmd[5]);
>+	if (ret) {
>+		DRM_ERROR("Invalid bitblt second offset is %08X\n", cmd[5]);
>+		return DRM_ERR(EINVAL);
>+	}
>+	
>+	BEGIN_RING(28);	
>+	
>+	OUT_RING_REG(RADEON_DP_GUI_MASTER_CNTL,
>+	    RADEON_GMC_SRC_PITCH_OFFSET_CNTL |
>+	    RADEON_GMC_DST_PITCH_OFFSET_CNTL |
>+	    /*RADEON_GMC_SRC_CLIPPING |*/
>+	    RADEON_GMC_DST_CLIPPING |
>+	    cmd[0] |
>+	    RADEON_GMC_BRUSH_NONE |
>+	    RADEON_GMC_SRC_DATATYPE_COLOR |
>+	    RADEON_ROP3_S |
>+	    RADEON_DP_SRC_SOURCE_MEMORY |
>+	    RADEON_GMC_CLR_CMP_CNTL_DIS |
>+	    RADEON_GMC_WR_MSK_DIS);
>+
>+	OUT_RING_REG(RADEON_SRC_OFFSET, cmd[3]);
>+	OUT_RING_REG(RADEON_SRC_PITCH, cmd[2]);
>+	
>+	/* source tiling */
>+	OUT_RING_REG(R300_SRC_TILE, (cmd[1] >> 16) & 0xffff);
>+	
>+	OUT_RING_REG(RADEON_DST_OFFSET, cmd[5]);
>+	OUT_RING_REG(RADEON_DST_PITCH, cmd[4]);
>+	
>+	/* destination tiling */
>+	OUT_RING_REG(R300_DST_TILE, cmd[1] & 0xffff);
>+	
>+	OUT_RING_REG(RADEON_SC_LEFT, (cmd[6] >> 16) & 0xffff);
>+	OUT_RING_REG(RADEON_SC_RIGHT, cmd[6] & 0xffff);
>+	OUT_RING_REG(RADEON_SC_TOP, (cmd[7] >> 16) & 0xffff);
>+	OUT_RING_REG(RADEON_SC_BOTTOM, cmd[7] & 0xffff);
>+	
>+	OUT_RING_REG(RADEON_SRC_Y_X, 0);
>+	OUT_RING_REG(RADEON_DST_Y_X, cmd[8]);
>+	OUT_RING_REG(RADEON_DST_HEIGHT_WIDTH, cmd[9]);
>+
>+	ADVANCE_RING();
>+	
>+/*	BEGIN_RING(4);
>+	OUT_RING_REG(RADEON_RB2D_DSTCACHE_CTLSTAT, 5);
>+	OUT_RING_REG(R300_TX_CNTL, 0);
>+	ADVANCE_RING();*/
>+
>+	cmdbuf->buf += 10 * 4;
>+	cmdbuf->bufsz -= 10 * 4;
>+
>+	return 0;
>+}
>+
> /**
>  * Emit a clear packet from userspace.
>  * Called by r300_emit_packet3.
>@@ -917,6 +990,15 @@ int r300_do_cp_cmdbuf(drm_device_t *dev,
> 				goto cleanup;
> 			}
> 			break;
>+
>+		case R300_CMD_BLIT:
>+			DRM_DEBUG("R300_CMD_BLIT\n");
>+			ret = r300_blit(dev_priv, cmdbuf, header);
>+			if (ret) {
>+				DRM_ERROR("r300_blit failed\n");
>+				goto cleanup;
>+			}
>+			break;
> 			
> 		default:
> 			DRM_ERROR("bad cmd_type %i at %p\n",
>diff --git a/shared-core/radeon_drm.h b/shared-core/radeon_drm.h
>index e96e785..79a3b41 100644
>--- a/shared-core/radeon_drm.h
>+++ b/shared-core/radeon_drm.h
>@@ -228,6 +228,7 @@ typedef union {
> #	define R300_WAIT_2D_CLEAN  	0x3
> #	define R300_WAIT_3D_CLEAN  	0x4
> #define R300_CMD_SCRATCH		8
>+#define R300_CMD_BLIT			9
> 
> typedef union {
> 	unsigned int u;
>diff --git a/shared-core/radeon_drv.h b/shared-core/radeon_drv.h
>index 4a36ea7..2042af5 100644
>--- a/shared-core/radeon_drv.h
>+++ b/shared-core/radeon_drv.h
>@@ -453,9 +453,28 @@ extern int r300_do_cp_cmdbuf(drm_device_t *dev, DRMFILE filp,
> 
> #define	RADEON_SRC_X_Y			0x1590
> 
>+#define RADEON_SRC_OFFSET		0x15ac
>+#define RADEON_SRC_PITCH		0x15b0
>+#define RADEON_DST_OFFSET		0x1404
>+#define RADEON_DST_PITCH		0x1408
>+#define RADEON_SRC_Y_X			0x1434
>+#define RADEON_SRC_SC_BOTTOM_RIGHT	0x16f4
>+#define R300_DST_TILE			0x1700
>+#define R300_SRC_TILE			0x1704
>+
>+#define RADEON_SC_LEFT			0x1640
>+#define RADEON_SC_RIGHT			0x1644
>+#define RADEON_SC_TOP			0x1648
>+#define RADEON_SC_BOTTOM		0x164c
>+
>+#define RADEON_DST_Y_X			0x1438
>+#define RADEON_DST_HEIGHT_WIDTH		0x143c
>+
> #define RADEON_DP_GUI_MASTER_CNTL	0x146c
> #	define RADEON_GMC_SRC_PITCH_OFFSET_CNTL	(1 << 0)
> #	define RADEON_GMC_DST_PITCH_OFFSET_CNTL	(1 << 1)
>+#	define RADEON_GMC_SRC_CLIPPING		(1 << 2)
>+#	define RADEON_GMC_DST_CLIPPING		(1 << 3)
> #	define RADEON_GMC_BRUSH_SOLID_COLOR	(13 << 4)
> #	define RADEON_GMC_BRUSH_NONE		(15 << 4)
> #	define RADEON_GMC_DST_16BPP		(4 << 8)
>-- 
>1.5.2.1
>

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