From: Nicolai Haehnle <prefect_@gmx.net>
Date: Fri, 18 Feb 2005 16:34:14 +0000 (+0000)
Subject: Reset nr_released_bufs to 0 after the command buffer has been submitted.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=26d812ae00e0bb5abb23e95a36492ef59d416c16;p=mesa.git

Reset nr_released_bufs to 0 after the command buffer has been submitted.
Added a more verbose comment about nr_released_bufs in r300_context.h
---

diff --git a/src/mesa/drivers/dri/r300/r300_cmdbuf.c b/src/mesa/drivers/dri/r300/r300_cmdbuf.c
index 7f024345663..bdb417932b2 100644
--- a/src/mesa/drivers/dri/r300/r300_cmdbuf.c
+++ b/src/mesa/drivers/dri/r300/r300_cmdbuf.c
@@ -100,6 +100,8 @@ int r300FlushCmdBufLocked(r300ContextPtr r300, const char* caller)
 			fprintf(stderr, "Syncing in %s\n\n", __FUNCTION__);
 			radeonWaitForIdleLocked(&r300->radeon);
 		}
+
+		r300->dma.nr_released_bufs = 0;
 	} else {
 		ret = 0;
 		if (RADEON_DEBUG & DEBUG_IOCTL)
diff --git a/src/mesa/drivers/dri/r300/r300_context.h b/src/mesa/drivers/dri/r300/r300_context.h
index 0c72aa06704..48822d326cf 100644
--- a/src/mesa/drivers/dri/r300/r300_context.h
+++ b/src/mesa/drivers/dri/r300/r300_context.h
@@ -128,7 +128,11 @@ struct r300_dma {
 	void (*flush) (r300ContextPtr);
 
 	char *buf0_address;	/* start of buf[0], for index calcs */
-	GLuint nr_released_bufs;	/* flush after so many buffers released */
+
+	/* Number of "in-flight" DMA buffers, i.e. the number of buffers
+	 * for which a DISCARD command is currently queued in the command buffer.
+	 */
+	GLuint nr_released_bufs;
 };
 
        /* Texture related */