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drm/tegra: Use symbolic names for gr2d registers

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Instead of using magic numbers for the registers which contain memory
addresses in the firewall table, using symbolic names.

Signed-off-by: Thierry Reding <treding@nvidia.com>
This commit is contained in:
Thierry Reding 2013-10-07 09:55:57 +02:00
parent f8c3325584
commit 497c56a581
2 changed files with 42 additions and 4 deletions
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18
drivers/gpu/drm/tegra/gr2d.c
View File

@ -18,8 +18,7 @@
#include "drm.h"
#include "gem.h"
#define GR2D_NUM_REGS 0x4d
#include "gr2d.h"
struct gr2d {
struct tegra_drm_client client;
@ -259,8 +258,19 @@ static const struct of_device_id gr2d_match[] = {
};
static const u32 gr2d_addr_regs[] = {
0x1a, 0x1b, 0x26, 0x2b, 0x2c, 0x2d, 0x31, 0x32,
0x48, 0x49, 0x4a, 0x4b, 0x4c
GR2D_UA_BASE_ADDR,
GR2D_VA_BASE_ADDR,
GR2D_PAT_BASE_ADDR,
GR2D_DSTA_BASE_ADDR,
GR2D_DSTB_BASE_ADDR,
GR2D_DSTC_BASE_ADDR,
GR2D_SRCA_BASE_ADDR,
GR2D_SRCB_BASE_ADDR,
GR2D_SRC_BASE_ADDR_SB,
GR2D_DSTA_BASE_ADDR_SB,
GR2D_DSTB_BASE_ADDR_SB,
GR2D_UA_BASE_ADDR_SB,
GR2D_VA_BASE_ADDR_SB,
};
static int gr2d_probe(struct platform_device *pdev)

28
drivers/gpu/drm/tegra/gr2d.h Normal file
View File

@ -0,0 +1,28 @@
/*
* Copyright (C) 2013 NVIDIA Corporation
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#ifndef TEGRA_GR2D_H
#define TEGRA_GR2D_H
#define GR2D_UA_BASE_ADDR 0x1a
#define GR2D_VA_BASE_ADDR 0x1b
#define GR2D_PAT_BASE_ADDR 0x26
#define GR2D_DSTA_BASE_ADDR 0x2b
#define GR2D_DSTB_BASE_ADDR 0x2c
#define GR2D_DSTC_BASE_ADDR 0x2d
#define GR2D_SRCA_BASE_ADDR 0x31
#define GR2D_SRCB_BASE_ADDR 0x32
#define GR2D_SRC_BASE_ADDR_SB 0x48
#define GR2D_DSTA_BASE_ADDR_SB 0x49
#define GR2D_DSTB_BASE_ADDR_SB 0x4a
#define GR2D_UA_BASE_ADDR_SB 0x4b
#define GR2D_VA_BASE_ADDR_SB 0x4c
#define GR2D_NUM_REGS 0x4d
#endif