From: Edward O'Callaghan <eocallaghan@alterapraxis.com>
Date: Sun, 20 Mar 2016 03:50:04 +0000 (+1100)
Subject: radeonsi: Allow 16 samples MSAA mode for PIPE_FORMAT_NONE
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=bb1bd0ddd70706c765053bc84deecac77d9b2349;p=mesa.git

radeonsi: Allow 16 samples MSAA mode for PIPE_FORMAT_NONE

For ARB_framebuffer_no_attachment; A is_format_supported() query
with 'PIPE_FORMAT_NONE' passed implies a query of the number of
samples supported from the framebuffer with no attachment.

Signed-off-by: Edward O'Callaghan <eocallaghan@alterapraxis.com>
Reviewed-by: Marek Olšák <marek.olsak@amd.com>
---

diff --git a/src/gallium/drivers/radeonsi/si_state.c b/src/gallium/drivers/radeonsi/si_state.c
index 10d691a92f1..415b03aac1d 100644
--- a/src/gallium/drivers/radeonsi/si_state.c
+++ b/src/gallium/drivers/radeonsi/si_state.c
@@ -2000,6 +2000,11 @@ boolean si_is_format_supported(struct pipe_screen *screen,
 		case 4:
 		case 8:
 			break;
+		case 16:
+			if (format == PIPE_FORMAT_NONE)
+				return TRUE;
+			else
+				return FALSE;
 		default:
 			return FALSE;
 		}