diff options
Diffstat (limited to 'drivers/staging')
-rw-r--r-- | drivers/staging/fsl-dpaa2/ethernet/dpaa2-eth.c | 1 | ||||
-rw-r--r-- | drivers/staging/fsl-dpaa2/ethernet/dpni.c | 2 | ||||
-rw-r--r-- | drivers/staging/fsl-mc/bus/dpbp.c | 2 | ||||
-rw-r--r-- | drivers/staging/fsl-mc/bus/dpcon.c | 2 | ||||
-rw-r--r-- | drivers/staging/fsl-mc/bus/dpio/dpio.c | 2 | ||||
-rw-r--r-- | drivers/staging/fsl-mc/bus/dpmcp.c | 2 | ||||
-rw-r--r-- | drivers/staging/fsl-mc/bus/dprc-driver.c | 2 | ||||
-rw-r--r-- | drivers/staging/fsl-mc/bus/dprc.c | 1 | ||||
-rw-r--r-- | drivers/staging/fsl-mc/bus/fsl-mc-allocator.c | 2 | ||||
-rw-r--r-- | drivers/staging/fsl-mc/bus/fsl-mc-bus.c | 1 | ||||
-rw-r--r-- | drivers/staging/fsl-mc/bus/mc-io.c | 2 | ||||
-rw-r--r-- | drivers/staging/fsl-mc/bus/mc-sys.c | 1 | ||||
-rw-r--r-- | drivers/staging/fsl-mc/include/mc-sys.h | 98 | ||||
-rw-r--r-- | drivers/staging/fsl-mc/include/mc.h | 53 |
14 files changed, 110 insertions, 61 deletions
diff --git a/drivers/staging/fsl-dpaa2/ethernet/dpaa2-eth.c b/drivers/staging/fsl-dpaa2/ethernet/dpaa2-eth.c index b9a0a315e6fb..1f89274a03d3 100644 --- a/drivers/staging/fsl-dpaa2/ethernet/dpaa2-eth.c +++ b/drivers/staging/fsl-dpaa2/ethernet/dpaa2-eth.c @@ -40,6 +40,7 @@ #include <linux/iommu.h> #include "../../fsl-mc/include/mc.h" +#include "../../fsl-mc/include/mc-sys.h" #include "dpaa2-eth.h" /* CREATE_TRACE_POINTS only needs to be defined once. Other dpa files diff --git a/drivers/staging/fsl-dpaa2/ethernet/dpni.c b/drivers/staging/fsl-dpaa2/ethernet/dpni.c index 160eaf88a3ae..2c4b1a89c2c1 100644 --- a/drivers/staging/fsl-dpaa2/ethernet/dpni.c +++ b/drivers/staging/fsl-dpaa2/ethernet/dpni.c @@ -32,7 +32,7 @@ */ #include <linux/kernel.h> #include <linux/errno.h> -#include "../../fsl-mc/include/mc.h" +#include "../../fsl-mc/include/mc-sys.h" #include "../../fsl-mc/include/mc-cmd.h" #include "dpni.h" #include "dpni-cmd.h" diff --git a/drivers/staging/fsl-mc/bus/dpbp.c b/drivers/staging/fsl-mc/bus/dpbp.c index b71467391a59..e92d887de716 100644 --- a/drivers/staging/fsl-mc/bus/dpbp.c +++ b/drivers/staging/fsl-mc/bus/dpbp.c @@ -30,7 +30,7 @@ * POSSIBILITY OF SUCH DAMAGE. */ #include <linux/kernel.h> -#include "../include/mc.h" +#include "../include/mc-sys.h" #include "../include/mc-cmd.h" #include "../include/dpbp.h" diff --git a/drivers/staging/fsl-mc/bus/dpcon.c b/drivers/staging/fsl-mc/bus/dpcon.c index 2272a9c45528..20df185aea5c 100644 --- a/drivers/staging/fsl-mc/bus/dpcon.c +++ b/drivers/staging/fsl-mc/bus/dpcon.c @@ -30,7 +30,7 @@ * POSSIBILITY OF SUCH DAMAGE. */ #include <linux/kernel.h> -#include "../include/mc.h" +#include "../include/mc-sys.h" #include "../include/mc-cmd.h" #include "../include/dpcon.h" diff --git a/drivers/staging/fsl-mc/bus/dpio/dpio.c b/drivers/staging/fsl-mc/bus/dpio/dpio.c index 48dce4af9363..a18ca897ec3a 100644 --- a/drivers/staging/fsl-mc/bus/dpio/dpio.c +++ b/drivers/staging/fsl-mc/bus/dpio/dpio.c @@ -31,7 +31,7 @@ * POSSIBILITY OF SUCH DAMAGE. */ #include <linux/kernel.h> -#include "../../include/mc.h" +#include "../../include/mc-sys.h" #include "../../include/mc-cmd.h" #include "dpio.h" diff --git a/drivers/staging/fsl-mc/bus/dpmcp.c b/drivers/staging/fsl-mc/bus/dpmcp.c index 7b3dd19a46ef..66011e86c805 100644 --- a/drivers/staging/fsl-mc/bus/dpmcp.c +++ b/drivers/staging/fsl-mc/bus/dpmcp.c @@ -30,7 +30,7 @@ * POSSIBILITY OF SUCH DAMAGE. */ #include <linux/kernel.h> -#include "../include/mc.h" +#include "../include/mc-sys.h" #include "../include/mc-cmd.h" #include "dpmcp.h" diff --git a/drivers/staging/fsl-mc/bus/dprc-driver.c b/drivers/staging/fsl-mc/bus/dprc-driver.c index 8e17cd862c3f..142dfa7b534b 100644 --- a/drivers/staging/fsl-mc/bus/dprc-driver.c +++ b/drivers/staging/fsl-mc/bus/dprc-driver.c @@ -13,7 +13,7 @@ #include <linux/slab.h> #include <linux/interrupt.h> #include <linux/msi.h> -#include "../include/mc.h" +#include "../include/mc-sys.h" #include "dprc-cmd.h" #include "fsl-mc-private.h" diff --git a/drivers/staging/fsl-mc/bus/dprc.c b/drivers/staging/fsl-mc/bus/dprc.c index f93fe009fb18..e5dfc335dc4e 100644 --- a/drivers/staging/fsl-mc/bus/dprc.c +++ b/drivers/staging/fsl-mc/bus/dprc.c @@ -31,6 +31,7 @@ */ #include <linux/kernel.h> #include "../include/mc.h" +#include "../include/mc-sys.h" #include "../include/mc-cmd.h" #include "../include/dprc.h" diff --git a/drivers/staging/fsl-mc/bus/fsl-mc-allocator.c b/drivers/staging/fsl-mc/bus/fsl-mc-allocator.c index 8ea3920400a0..e6a2857a9a98 100644 --- a/drivers/staging/fsl-mc/bus/fsl-mc-allocator.c +++ b/drivers/staging/fsl-mc/bus/fsl-mc-allocator.c @@ -10,7 +10,7 @@ #include <linux/module.h> #include <linux/msi.h> -#include "../include/mc.h" +#include "../include/mc-sys.h" #include "fsl-mc-private.h" diff --git a/drivers/staging/fsl-mc/bus/fsl-mc-bus.c b/drivers/staging/fsl-mc/bus/fsl-mc-bus.c index 166604e22952..75f8dc330f38 100644 --- a/drivers/staging/fsl-mc/bus/fsl-mc-bus.c +++ b/drivers/staging/fsl-mc/bus/fsl-mc-bus.c @@ -20,6 +20,7 @@ #include <linux/bitops.h> #include <linux/msi.h> #include <linux/dma-mapping.h> +#include "../include/mc-sys.h" #include "../include/mc-cmd.h" #include "fsl-mc-private.h" diff --git a/drivers/staging/fsl-mc/bus/mc-io.c b/drivers/staging/fsl-mc/bus/mc-io.c index 35221a17858b..ec2835fb2a83 100644 --- a/drivers/staging/fsl-mc/bus/mc-io.c +++ b/drivers/staging/fsl-mc/bus/mc-io.c @@ -31,7 +31,7 @@ */ #include <linux/io.h> -#include "../include/mc.h" +#include "../include/mc-sys.h" #include "fsl-mc-private.h" #include "dpmcp.h" diff --git a/drivers/staging/fsl-mc/bus/mc-sys.c b/drivers/staging/fsl-mc/bus/mc-sys.c index c537bf8b5685..4d82802b384d 100644 --- a/drivers/staging/fsl-mc/bus/mc-sys.c +++ b/drivers/staging/fsl-mc/bus/mc-sys.c @@ -37,6 +37,7 @@ #include <linux/ioport.h> #include <linux/device.h> #include <linux/io.h> +#include "../include/mc-sys.h" #include "../include/mc-cmd.h" #include "../include/mc.h" diff --git a/drivers/staging/fsl-mc/include/mc-sys.h b/drivers/staging/fsl-mc/include/mc-sys.h new file mode 100644 index 000000000000..b5203707344a --- /dev/null +++ b/drivers/staging/fsl-mc/include/mc-sys.h @@ -0,0 +1,98 @@ +/* + * Copyright 2013-2016 Freescale Semiconductor Inc. + * + * Interface of the I/O services to send MC commands to the MC hardware + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * * Neither the name of the above-listed copyright holders nor the + * names of any contributors may be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * + * ALTERNATIVELY, this software may be distributed under the terms of the + * GNU General Public License ("GPL") as published by the Free Software + * Foundation, either version 2 of that License or (at your option) any + * later version. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef _FSL_MC_SYS_H +#define _FSL_MC_SYS_H + +#include <linux/types.h> +#include <linux/errno.h> +#include <linux/mutex.h> +#include <linux/spinlock.h> + +/** + * Bit masks for a MC I/O object (struct fsl_mc_io) flags + */ +#define FSL_MC_IO_ATOMIC_CONTEXT_PORTAL 0x0001 + +struct mc_command; + +/** + * struct fsl_mc_io - MC I/O object to be passed-in to mc_send_command() + * @dev: device associated with this Mc I/O object + * @flags: flags for mc_send_command() + * @portal_size: MC command portal size in bytes + * @portal_phys_addr: MC command portal physical address + * @portal_virt_addr: MC command portal virtual address + * @dpmcp_dev: pointer to the DPMCP device associated with the MC portal. + * + * Fields are only meaningful if the FSL_MC_IO_ATOMIC_CONTEXT_PORTAL flag is not + * set: + * @mutex: Mutex to serialize mc_send_command() calls that use the same MC + * portal, if the fsl_mc_io object was created with the + * FSL_MC_IO_ATOMIC_CONTEXT_PORTAL flag off. mc_send_command() calls for this + * fsl_mc_io object must be made only from non-atomic context. + * + * Fields are only meaningful if the FSL_MC_IO_ATOMIC_CONTEXT_PORTAL flag is + * set: + * @spinlock: Spinlock to serialize mc_send_command() calls that use the same MC + * portal, if the fsl_mc_io object was created with the + * FSL_MC_IO_ATOMIC_CONTEXT_PORTAL flag on. mc_send_command() calls for this + * fsl_mc_io object can be made from atomic or non-atomic context. + */ +struct fsl_mc_io { + struct device *dev; + u16 flags; + u16 portal_size; + phys_addr_t portal_phys_addr; + void __iomem *portal_virt_addr; + struct fsl_mc_device *dpmcp_dev; + union { + /* + * This field is only meaningful if the + * FSL_MC_IO_ATOMIC_CONTEXT_PORTAL flag is not set + */ + struct mutex mutex; /* serializes mc_send_command() */ + + /* + * This field is only meaningful if the + * FSL_MC_IO_ATOMIC_CONTEXT_PORTAL flag is set + */ + spinlock_t spinlock; /* serializes mc_send_command() */ + }; +}; + +int mc_send_command(struct fsl_mc_io *mc_io, struct mc_command *cmd); + +#endif /* _FSL_MC_SYS_H */ diff --git a/drivers/staging/fsl-mc/include/mc.h b/drivers/staging/fsl-mc/include/mc.h index 33bb3b8b641c..d37e2c7ed55a 100644 --- a/drivers/staging/fsl-mc/include/mc.h +++ b/drivers/staging/fsl-mc/include/mc.h @@ -23,7 +23,6 @@ struct msi_domain_info; struct fsl_mc_device; struct fsl_mc_io; -struct mc_command; /** * struct fsl_mc_driver - MC object device driver object @@ -202,58 +201,6 @@ struct fsl_mc_device { #define to_fsl_mc_device(_dev) \ container_of(_dev, struct fsl_mc_device, dev) -/** - * Bit masks for a MC I/O object (struct fsl_mc_io) flags - */ -#define FSL_MC_IO_ATOMIC_CONTEXT_PORTAL 0x0001 - -/** - * struct fsl_mc_io - MC I/O object to be passed-in to mc_send_command() - * @dev: device associated with this Mc I/O object - * @flags: flags for mc_send_command() - * @portal_size: MC command portal size in bytes - * @portal_phys_addr: MC command portal physical address - * @portal_virt_addr: MC command portal virtual address - * @dpmcp_dev: pointer to the DPMCP device associated with the MC portal. - * - * Fields are only meaningful if the FSL_MC_IO_ATOMIC_CONTEXT_PORTAL flag is not - * set: - * @mutex: Mutex to serialize mc_send_command() calls that use the same MC - * portal, if the fsl_mc_io object was created with the - * FSL_MC_IO_ATOMIC_CONTEXT_PORTAL flag off. mc_send_command() calls for this - * fsl_mc_io object must be made only from non-atomic context. - * - * Fields are only meaningful if the FSL_MC_IO_ATOMIC_CONTEXT_PORTAL flag is - * set: - * @spinlock: Spinlock to serialize mc_send_command() calls that use the same MC - * portal, if the fsl_mc_io object was created with the - * FSL_MC_IO_ATOMIC_CONTEXT_PORTAL flag on. mc_send_command() calls for this - * fsl_mc_io object can be made from atomic or non-atomic context. - */ -struct fsl_mc_io { - struct device *dev; - u16 flags; - u16 portal_size; - phys_addr_t portal_phys_addr; - void __iomem *portal_virt_addr; - struct fsl_mc_device *dpmcp_dev; - union { - /* - * This field is only meaningful if the - * FSL_MC_IO_ATOMIC_CONTEXT_PORTAL flag is not set - */ - struct mutex mutex; /* serializes mc_send_command() */ - - /* - * This field is only meaningful if the - * FSL_MC_IO_ATOMIC_CONTEXT_PORTAL flag is set - */ - spinlock_t spinlock; /* serializes mc_send_command() */ - }; -}; - -int mc_send_command(struct fsl_mc_io *mc_io, struct mc_command *cmd); - #ifdef CONFIG_FSL_MC_BUS #define dev_is_fsl_mc(_dev) ((_dev)->bus == &fsl_mc_bus_type) #else |