github-mirror/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux.git synced 2026-06-04 20:46:48 +02:00
Code Issues Actions Packages Projects Releases Wiki Activity Graph

drm/ast: Move Gen7+ POST code to separate source file

Browse Source 
Move POST code for Gen7+ to separate source file and hide it in
ast_2600_post(). There's not much going on here except for enabling
the DP transmitter chip.

v2:
- simplify logic (Jocelyn)

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Jocelyn Falempe <jfalempe@redhat.com>
Link: https://lore.kernel.org/r/20250706162816.211552-3-tzimmermann@suse.de
This commit is contained in:
Thomas Zimmermann 2025-07-06 18:26:37 +02:00
parent 26ef96ee16
commit f67fb980e1
4 changed files with 48 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
drivers/gpu/drm/ast/Makefile
View File

@ -4,6 +4,7 @@
# Direct Rendering Infrastructure (DRI) in XFree86 4.1.0 and higher.
ast-y := \
ast_2600.o \
ast_cursor.o \
ast_ddc.o \
ast_dp501.o \

41
drivers/gpu/drm/ast/ast_2600.c Normal file
View File

@ -0,0 +1,41 @@
// SPDX-License-Identifier: MIT
/*
* Copyright 2012 Red Hat Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sub license, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
* THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
* USE OR OTHER DEALINGS IN THE SOFTWARE.
*
* The above copyright notice and this permission notice (including the
* next paragraph) shall be included in all copies or substantial portions
* of the Software.
*/
/*
* Authors: Dave Airlie <airlied@redhat.com>
*/
#include "ast_drv.h"
/*
* POST
*/
int ast_2600_post(struct ast_device *ast)
{
if (ast->tx_chip == AST_TX_ASTDP)
return ast_dp_launch(ast);
return 0;
}

3
drivers/gpu/drm/ast/ast_drv.h
View File

@ -417,6 +417,9 @@ struct ast_crtc_state {
int ast_mm_init(struct ast_device *ast);
/* ast_2600.c */
int ast_2600_post(struct ast_device *ast);
/* ast post */
int ast_post_gpu(struct ast_device *ast);
u32 ast_mindwm(struct ast_device *ast, u32 r);

8
drivers/gpu/drm/ast/ast_post.c
View File

@ -348,11 +348,9 @@ int ast_post_gpu(struct ast_device *ast)
ast_set_def_ext_reg(ast);
if (AST_GEN(ast) >= 7) {
if (ast->tx_chip == AST_TX_ASTDP) {
ret = ast_dp_launch(ast);
if (ret)
return ret;
}
ret = ast_2600_post(ast);
if (ret)
return ret;
} else if (AST_GEN(ast) >= 6) {
if (ast->config_mode == ast_use_p2a) {
ast_post_chip_2500(ast);