Attachment 76544 Details for Bug 60802 – set non_disp tiling bit for cayman

[patch] set non_disp tiling bit for cayman

0001-r600g-fix-dma-copies-on-cayman.patch (text/plain), 2.62 KB, created by Alex Deucher on 2013-03-15 00:40:46 UTC

(hide)

Description:

Filename:

MIME Type:

Creator: Alex Deucher

Created: 2013-03-15 00:40:46 UTC

Size: 2.62 KB

patch

obsolete

>From 8d405920f0abd65b1b6a2259e0d5b9d345674a29 Mon Sep 17 00:00:00 2001
>From: Alex Deucher <alexander.deucher@amd.com>
>Date: Thu, 14 Mar 2013 20:38:34 -0400
>Subject: [PATCH] r600g: fix dma copies on cayman
>
>Need to set the non_disp bit for 128 bit formats.
>
>Fixes:
>https://bugs.freedesktop.org/show_bug.cgi?id=60802
>
>Note: this is a candidate for the 9.1 branch.
>
>Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
>---
> src/gallium/drivers/r600/evergreen_state.c |   12 ++++++++++--
> 1 files changed, 10 insertions(+), 2 deletions(-)
>
>diff --git a/src/gallium/drivers/r600/evergreen_state.c b/src/gallium/drivers/r600/evergreen_state.c
>index 97f91df..a2b9720 100644
>--- a/src/gallium/drivers/r600/evergreen_state.c
>+++ b/src/gallium/drivers/r600/evergreen_state.c
>@@ -3603,7 +3603,7 @@ static void evergreen_dma_copy_tile(struct r600_context *rctx,
> 	struct r600_texture *rdst = (struct r600_texture*)dst;
> 	unsigned array_mode, lbpp, pitch_tile_max, slice_tile_max, size;
> 	unsigned ncopy, height, cheight, detile, i, x, y, z, src_mode, dst_mode;
>-	unsigned sub_cmd, bank_h, bank_w, mt_aspect, nbanks, tile_split;
>+	unsigned sub_cmd, bank_h, bank_w, mt_aspect, nbanks, tile_split, non_disp = 0;
> 	uint64_t base, addr;
> 
> 	/* make sure that the dma ring is only one active */
>@@ -3647,6 +3647,10 @@ static void evergreen_dma_copy_tile(struct r600_context *rctx,
> 		tile_split = eg_tile_split(rsrc->surface.tile_split);
> 		base += r600_resource_va(&rctx->screen->screen, src);
> 		addr += r600_resource_va(&rctx->screen->screen, dst);
>+		if (rctx->chip_class == CAYMAN) {
>+			if (util_format_get_blocksize(src->format) >= 16)
>+				non_disp = 1;
>+		}
> 	} else {
> 		/* L2T */
> 		array_mode = evergreen_array_mode(dst_mode);
>@@ -3672,6 +3676,10 @@ static void evergreen_dma_copy_tile(struct r600_context *rctx,
> 		tile_split = eg_tile_split(rdst->surface.tile_split);
> 		base += r600_resource_va(&rctx->screen->screen, dst);
> 		addr += r600_resource_va(&rctx->screen->screen, src);
>+		if (rctx->chip_class == CAYMAN) {
>+			if (util_format_get_blocksize(dst->format) >= 16)
>+				non_disp = 1;
>+		}
> 	}
> 
> 	size = (copy_height * pitch) >> 2;
>@@ -3695,7 +3703,7 @@ static void evergreen_dma_copy_tile(struct r600_context *rctx,
> 		cs->buf[cs->cdw++] = (pitch_tile_max << 0) | ((height - 1) << 16);
> 		cs->buf[cs->cdw++] = (slice_tile_max << 0);
> 		cs->buf[cs->cdw++] = (x << 0) | (z << 18);
>-		cs->buf[cs->cdw++] = (y << 0) | (tile_split << 21) | (nbanks << 25);
>+		cs->buf[cs->cdw++] = (y << 0) | (tile_split << 21) | (nbanks << 25) | (non_disp << 27);
> 		cs->buf[cs->cdw++] = addr & 0xfffffffc;
> 		cs->buf[cs->cdw++] = (addr >> 32UL) & 0xff;
> 		copy_height -= cheight;
>-- 
>1.7.7.5
>

Actions: View | Splinter Review

Attachments on bug 60802: 74793 | 75658 | 75725 | 76544 | 76557 | 76563 | 76590 | 76592

Use of freedesktop.org services, including Bugzilla, is subject to our Code of Conduct. How we collect and use information is described in our Privacy Policy.