From 947bfc83043181e86e3e3134da158e479c9bcc51 Mon Sep 17 00:00:00 2001
From: Alex Deucher <alexdeucher@gmail.com>
Date: Thu, 21 Jan 2010 17:14:49 -0500
Subject: [PATCH] drm/radeon/kms/atom: atom parser fixes
Only reset the reg block on the initial execute
table call; nested calls require the reg block not be
reset on each call. Also reset the fb window and
io mode. This matches the upstream parser behavior.
Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
---
drivers/gpu/drm/radeon/atom.c | 8 ++++++--
1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/radeon/atom.c b/drivers/gpu/drm/radeon/atom.c
index cf3126108a48..e3b44562d265 100644
--- a/drivers/gpu/drm/radeon/atom.c
+++ b/drivers/gpu/drm/radeon/atom.c
@@ -1122,8 +1122,6 @@ static void atom_execute_table_locked(struct atom_context *ctx, int index, uint3
SDEBUG(">> execute %04X (len %d, WS %d, PS %d)\n", base, len, ws, ps);
- /* reset reg block */
- ctx->reg_block = 0;
ectx.ctx = ctx;
ectx.ps_shift = ps / 4;
ectx.start = base;
@@ -1160,6 +1158,12 @@ static void atom_execute_table_locked(struct atom_context *ctx, int index, uint3
void atom_execute_table(struct atom_context *ctx, int index, uint32_t * params)
{
mutex_lock(&ctx->mutex);
+ /* reset reg block */
+ ctx->reg_block = 0;
+ /* reset fb window */
+ ctx->fb_base = 0;
+ /* reset io mode */
+ ctx->io_mode = ATOM_IO_MM;
atom_execute_table_locked(ctx, index, params);
mutex_unlock(&ctx->mutex);
}
--
2.34.1