+++ /dev/null
-From 481d4ab30960bff9d25a2b9982bb8eaed0ffd8b4 Mon Sep 17 00:00:00 2001
-From: =?UTF-8?q?Noralf=20Tr=C3=B8nnes?= <noralf@tronnes.org>
-Date: Fri, 24 Jul 2015 19:34:31 +0200
-Subject: [PATCH 146/222] bcm2708-vcio: Remove module
-MIME-Version: 1.0
-Content-Type: text/plain; charset=UTF-8
-Content-Transfer-Encoding: 8bit
-
-All drivers have been converted to the new firmware API, so this
-module is not needed anymore.
-
-Signed-off-by: Noralf Trønnes <noralf@tronnes.org>
----
- drivers/mailbox/Kconfig | 6 --
- drivers/mailbox/Makefile | 2 -
- drivers/mailbox/bcm2708-vcio.c | 86 -----------------
- include/linux/platform_data/mailbox-bcm2708.h | 127 --------------------------
- 4 files changed, 221 deletions(-)
- delete mode 100644 drivers/mailbox/bcm2708-vcio.c
- delete mode 100644 include/linux/platform_data/mailbox-bcm2708.h
-
---- a/drivers/mailbox/Kconfig
-+++ b/drivers/mailbox/Kconfig
-@@ -7,12 +7,6 @@ menuconfig MAILBOX
-
- if MAILBOX
-
--config BCM2708_MBOX
-- bool "Broadcom BCM2708 Mailbox (vcio)"
-- depends on BCM2835_MBOX
-- help
-- Broadcom BCM2708 Mailbox (vcio)
--
- config ARM_MHU
- tristate "ARM MHU Mailbox"
- depends on ARM_AMBA
---- a/drivers/mailbox/Makefile
-+++ b/drivers/mailbox/Makefile
-@@ -2,8 +2,6 @@
-
- obj-$(CONFIG_MAILBOX) += mailbox.o
-
--obj-$(CONFIG_BCM2708_MBOX) += bcm2708-vcio.o
--
- obj-$(CONFIG_ARM_MHU) += arm_mhu.o
-
- obj-$(CONFIG_PL320_MBOX) += pl320-ipc.o
---- a/drivers/mailbox/bcm2708-vcio.c
-+++ /dev/null
-@@ -1,86 +0,0 @@
--/*
-- * Copyright (C) 2010 Broadcom
-- *
-- * 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.
-- *
-- * This device provides a shared mechanism for writing to the mailboxes,
-- * semaphores, doorbells etc. that are shared between the ARM and the
-- * VideoCore processor
-- */
--
--#include <linux/dma-mapping.h>
--#include <linux/init.h>
--#include <linux/module.h>
--#include <linux/platform_data/mailbox-bcm2708.h>
--#include <linux/uaccess.h>
--#include <soc/bcm2835/raspberrypi-firmware.h>
--
--#define DRIVER_NAME "bcm2708_vcio"
--
--extern int bcm_mailbox_write(unsigned chan, uint32_t data28)
--{
-- struct rpi_firmware *fw = rpi_firmware_get(NULL);
--
-- if (!fw)
-- return -ENODEV;
--
-- return rpi_firmware_transaction(fw, chan, data28);
--}
--EXPORT_SYMBOL_GPL(bcm_mailbox_write);
--
--extern int bcm_mailbox_read(unsigned chan, uint32_t *data28)
--{
-- struct rpi_firmware *fw = rpi_firmware_get(NULL);
--
-- if (!fw)
-- return -ENODEV;
--
-- *data28 = rpi_firmware_transaction_received(fw);
--
-- return 0;
--}
--EXPORT_SYMBOL_GPL(bcm_mailbox_read);
--
--static DEFINE_MUTEX(mailbox_lock);
--extern int bcm_mailbox_property(void *data, int size)
--{
-- uint32_t success;
-- dma_addr_t mem_bus; /* the memory address accessed from videocore */
-- void *mem_kern; /* the memory address accessed from driver */
-- int s = 0;
--
-- mutex_lock(&mailbox_lock);
-- /* allocate some memory for the messages communicating with GPU */
-- mem_kern = dma_alloc_coherent(NULL, PAGE_ALIGN(size), &mem_bus,
-- GFP_KERNEL);
-- if (mem_kern) {
-- /* create the message */
-- memcpy(mem_kern, data, size);
--
-- /* send the message */
-- wmb();
-- s = bcm_mailbox_write(MBOX_CHAN_PROPERTY, (uint32_t)mem_bus);
-- if (s == 0)
-- s = bcm_mailbox_read(MBOX_CHAN_PROPERTY, &success);
-- if (s == 0) {
-- /* copy the response */
-- rmb();
-- memcpy(data, mem_kern, size);
-- }
-- dma_free_coherent(NULL, PAGE_ALIGN(size), mem_kern, mem_bus);
-- } else {
-- s = -ENOMEM;
-- }
-- if (s != 0)
-- pr_err(DRIVER_NAME ": %s failed (%d)\n", __func__, s);
--
-- mutex_unlock(&mailbox_lock);
-- return s;
--}
--EXPORT_SYMBOL_GPL(bcm_mailbox_property);
--
--MODULE_AUTHOR("Gray Girling");
--MODULE_DESCRIPTION("ARM I/O to VideoCore processor");
--MODULE_LICENSE("GPL");
---- a/include/linux/platform_data/mailbox-bcm2708.h
-+++ /dev/null
-@@ -1,127 +0,0 @@
--/*
-- * Copyright (C) 2010 Broadcom
-- *
-- * This program is free software; you can redistribute it and/or modify
-- * it under the terms of the GNU General Public License as published by
-- * the Free Software Foundation; either version 2 of the License, or
-- * (at your option) any later version.
-- *
-- * This program is distributed in the hope that it will be useful,
-- * but WITHOUT ANY WARRANTY; without even the implied warranty of
-- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-- * GNU General Public License for more details.
-- */
--#ifndef _PLAT_MAILBOX_BCM2708_H
--#define _PLAT_MAILBOX_BCM2708_H
--
--/* Routines to handle I/O via the VideoCore "ARM control" registers
-- * (semaphores, doorbells, mailboxes)
-- */
--
--/* Constants shared with the ARM identifying separate mailbox channels */
--#define MBOX_CHAN_POWER 0 /* for use by the power management interface */
--#define MBOX_CHAN_FB 1 /* for use by the frame buffer */
--#define MBOX_CHAN_VCHIQ 3 /* for use by the VCHIQ interface */
--#define MBOX_CHAN_PROPERTY 8 /* for use by the property channel */
--#define MBOX_CHAN_COUNT 9
--
--enum {
-- VCMSG_PROCESS_REQUEST = 0x00000000
--};
--
--enum {
-- VCMSG_REQUEST_SUCCESSFUL = 0x80000000,
-- VCMSG_REQUEST_FAILED = 0x80000001
--};
--
--/* Mailbox property tags */
--enum {
-- VCMSG_PROPERTY_END = 0x00000000,
-- VCMSG_GET_FIRMWARE_REVISION = 0x00000001,
-- VCMSG_GET_BOARD_MODEL = 0x00010001,
-- VCMSG_GET_BOARD_REVISION = 0x00010002,
-- VCMSG_GET_BOARD_MAC_ADDRESS = 0x00010003,
-- VCMSG_GET_BOARD_SERIAL = 0x00010004,
-- VCMSG_GET_ARM_MEMORY = 0x00010005,
-- VCMSG_GET_VC_MEMORY = 0x00010006,
-- VCMSG_GET_CLOCKS = 0x00010007,
-- VCMSG_GET_COMMAND_LINE = 0x00050001,
-- VCMSG_GET_DMA_CHANNELS = 0x00060001,
-- VCMSG_GET_POWER_STATE = 0x00020001,
-- VCMSG_GET_TIMING = 0x00020002,
-- VCMSG_SET_POWER_STATE = 0x00028001,
-- VCMSG_GET_CLOCK_STATE = 0x00030001,
-- VCMSG_SET_CLOCK_STATE = 0x00038001,
-- VCMSG_GET_CLOCK_RATE = 0x00030002,
-- VCMSG_SET_CLOCK_RATE = 0x00038002,
-- VCMSG_GET_VOLTAGE = 0x00030003,
-- VCMSG_SET_VOLTAGE = 0x00038003,
-- VCMSG_GET_MAX_CLOCK = 0x00030004,
-- VCMSG_GET_MAX_VOLTAGE = 0x00030005,
-- VCMSG_GET_TEMPERATURE = 0x00030006,
-- VCMSG_GET_MIN_CLOCK = 0x00030007,
-- VCMSG_GET_MIN_VOLTAGE = 0x00030008,
-- VCMSG_GET_TURBO = 0x00030009,
-- VCMSG_GET_MAX_TEMPERATURE = 0x0003000a,
-- VCMSG_GET_STC = 0x0003000b,
-- VCMSG_SET_TURBO = 0x00038009,
-- VCMSG_SET_ALLOCATE_MEM = 0x0003000c,
-- VCMSG_SET_LOCK_MEM = 0x0003000d,
-- VCMSG_SET_UNLOCK_MEM = 0x0003000e,
-- VCMSG_SET_RELEASE_MEM = 0x0003000f,
-- VCMSG_SET_EXECUTE_CODE = 0x00030010,
-- VCMSG_SET_EXECUTE_QPU = 0x00030011,
-- VCMSG_SET_ENABLE_QPU = 0x00030012,
-- VCMSG_GET_RESOURCE_HANDLE = 0x00030014,
-- VCMSG_GET_EDID_BLOCK = 0x00030020,
-- VCMSG_GET_CUSTOMER_OTP = 0x00030021,
-- VCMSG_SET_CUSTOMER_OTP = 0x00038021,
-- VCMSG_SET_ALLOCATE_BUFFER = 0x00040001,
-- VCMSG_SET_RELEASE_BUFFER = 0x00048001,
-- VCMSG_SET_BLANK_SCREEN = 0x00040002,
-- VCMSG_TST_BLANK_SCREEN = 0x00044002,
-- VCMSG_GET_PHYSICAL_WIDTH_HEIGHT = 0x00040003,
-- VCMSG_TST_PHYSICAL_WIDTH_HEIGHT = 0x00044003,
-- VCMSG_SET_PHYSICAL_WIDTH_HEIGHT = 0x00048003,
-- VCMSG_GET_VIRTUAL_WIDTH_HEIGHT = 0x00040004,
-- VCMSG_TST_VIRTUAL_WIDTH_HEIGHT = 0x00044004,
-- VCMSG_SET_VIRTUAL_WIDTH_HEIGHT = 0x00048004,
-- VCMSG_GET_DEPTH = 0x00040005,
-- VCMSG_TST_DEPTH = 0x00044005,
-- VCMSG_SET_DEPTH = 0x00048005,
-- VCMSG_GET_PIXEL_ORDER = 0x00040006,
-- VCMSG_TST_PIXEL_ORDER = 0x00044006,
-- VCMSG_SET_PIXEL_ORDER = 0x00048006,
-- VCMSG_GET_ALPHA_MODE = 0x00040007,
-- VCMSG_TST_ALPHA_MODE = 0x00044007,
-- VCMSG_SET_ALPHA_MODE = 0x00048007,
-- VCMSG_GET_PITCH = 0x00040008,
-- VCMSG_TST_PITCH = 0x00044008,
-- VCMSG_SET_PITCH = 0x00048008,
-- VCMSG_GET_VIRTUAL_OFFSET = 0x00040009,
-- VCMSG_TST_VIRTUAL_OFFSET = 0x00044009,
-- VCMSG_SET_VIRTUAL_OFFSET = 0x00048009,
-- VCMSG_GET_OVERSCAN = 0x0004000a,
-- VCMSG_TST_OVERSCAN = 0x0004400a,
-- VCMSG_SET_OVERSCAN = 0x0004800a,
-- VCMSG_GET_PALETTE = 0x0004000b,
-- VCMSG_TST_PALETTE = 0x0004400b,
-- VCMSG_SET_PALETTE = 0x0004800b,
-- VCMSG_GET_LAYER = 0x0004000c,
-- VCMSG_TST_LAYER = 0x0004400c,
-- VCMSG_SET_LAYER = 0x0004800c,
-- VCMSG_GET_TRANSFORM = 0x0004000d,
-- VCMSG_TST_TRANSFORM = 0x0004400d,
-- VCMSG_SET_TRANSFORM = 0x0004800d,
-- VCMSG_TST_VSYNC = 0x0004400e,
-- VCMSG_SET_VSYNC = 0x0004800e,
-- VCMSG_GET_TOUCHBUF = 0x0004000f,
-- VCMSG_SET_CURSOR_INFO = 0x00008010,
-- VCMSG_SET_CURSOR_STATE = 0x00008011,
--};
--
--int bcm_mailbox_read(unsigned chan, uint32_t *data28);
--int bcm_mailbox_write(unsigned chan, uint32_t data28);
--int bcm_mailbox_property(void *data, int size);
--
--#endif
projects / openwrt.git / blobdiff