docs: driver-model: move it to the driver-api book

The audience for the Kernel driver-model is clearly Kernel hackers.

Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Acked-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> # ice driver changes

Documentation/driver-api/driver-model/index.rst

@@ -1,5 +1,3 @@
-:orphan:
-
 ============
 Driver Model
 ============

Documentation/driver-api/driver-model/porting.rst

@@ -9,7 +9,7 @@ Patrick Mochel
 
 Overview
 
-Please refer to `Documentation/driver-model/*.rst` for definitions of
+Please refer to `Documentation/driver-api/driver-model/*.rst` for definitions of
 various driver types and concepts.
 
 Most of the work of porting devices drivers to the new model happens

Documentation/driver-api/gpio/driver.rst

@@ -399,7 +399,7 @@ symbol:
   will pass the struct gpio_chip* for the chip to all IRQ callbacks, so the
   callbacks need to embed the gpio_chip in its state container and obtain a
   pointer to the container using container_of().
-  (See Documentation/driver-model/design-patterns.rst)
+  (See Documentation/driver-api/driver-model/design-patterns.rst)
 
 - gpiochip_irqchip_add_nested(): adds a nested cascaded irqchip to a gpiochip,
   as discussed above regarding different types of cascaded irqchips. The

Documentation/driver-api/index.rst

@@ -14,6 +14,7 @@ available subsections can be seen below.
 .. toctree::
    :maxdepth: 2
 
+   driver-model/index
    basics
    infrastructure
    early-userspace/index

Documentation/eisa.txt

@@ -103,7 +103,7 @@ id_table	an array of NULL terminated EISA id strings,
 		(driver_data).
 
 driver		a generic driver, such as described in
-		Documentation/driver-model/driver.rst. Only .name,
+		Documentation/driver-api/driver-model/driver.rst. Only .name,
 		.probe and .remove members are mandatory.
 =============== ====================================================
 
@@ -152,7 +152,7 @@ state    set of flags indicating the state of the device. Current
 	 flags are EISA_CONFIG_ENABLED and EISA_CONFIG_FORCED.
 res	 set of four 256 bytes I/O regions allocated to this device
 dma_mask DMA mask set from the parent device.
-dev	 generic device (see Documentation/driver-model/device.rst)
+dev	 generic device (see Documentation/driver-api/driver-model/device.rst)
 ======== ============================================================
 
 You can get the 'struct eisa_device' from 'struct device' using the

Documentation/filesystems/sysfs.txt

@@ -319,7 +319,7 @@ quick way to lookup the sysfs interface for a device from the result of
 a stat(2) operation.
 
 More information can driver-model specific features can be found in
-Documentation/driver-model/. 
+Documentation/driver-api/driver-model/.
 
 
 TODO: Finish this section.

Documentation/hwmon/submitting-patches.rst

@@ -89,7 +89,7 @@ increase the chances of your change being accepted.
   console. Excessive logging can seriously affect system performance.
 
 * Use devres functions whenever possible to allocate resources. For rationale
-  and supported functions, please see Documentation/driver-model/devres.rst.
+  and supported functions, please see Documentation/driver-api/driver-model/devres.rst.
   If a function is not supported by devres, consider using devm_add_action().
 
 * If the driver has a detect function, make sure it is silent. Debug messages

Documentation/translations/zh_CN/filesystems/sysfs.txt

@@ -288,7 +288,7 @@ dev/ 包含两个子目录： char/ 和 block/。在这两个子目录中，有
 中相应的设备。/sys/dev 提供一个通过一个 stat(2) 操作结果，查找
 设备 sysfs 接口快捷的方法。
 
-更多有关 driver-model 的特性信息可以在 Documentation/driver-model/
+更多有关 driver-model 的特性信息可以在 Documentation/driver-api/driver-model/
 中找到。
 
 

drivers/base/platform.c

@@ -5,7 +5,7 @@
  * Copyright (c) 2002-3 Patrick Mochel
  * Copyright (c) 2002-3 Open Source Development Labs
  *
- * Please see Documentation/driver-model/platform.rst for more
+ * Please see Documentation/driver-api/driver-model/platform.rst for more
  * information.
  */
 

drivers/gpio/gpio-cs5535.c

@@ -41,7 +41,7 @@ MODULE_PARM_DESC(mask, "GPIO channel mask.");
 
 /*
  * FIXME: convert this singleton driver to use the state container
- * design pattern, see Documentation/driver-model/design-patterns.rst
+ * design pattern, see Documentation/driver-api/driver-model/design-patterns.rst
  */
 static struct cs5535_gpio_chip {
 	struct gpio_chip chip;

drivers/net/ethernet/intel/ice/ice_main.c

@@ -2286,7 +2286,7 @@ ice_probe(struct pci_dev *pdev, const struct pci_device_id __always_unused *ent)
 	struct ice_hw *hw;
 	int err;
 
-	/* this driver uses devres, see Documentation/driver-model/devres.rst */
+	/* this driver uses devres, see Documentation/driver-api/driver-model/devres.rst */
 	err = pcim_enable_device(pdev);
 	if (err)
 		return err;

drivers/staging/unisys/Documentation/overview.txt

@@ -15,7 +15,7 @@ normally be unsharable, specifically:
 * visorinput - keyboard and mouse
 
 These drivers conform to the standard Linux bus/device model described
-within Documentation/driver-model/, and utilize a driver named visorbus to
+within Documentation/driver-api/driver-model/, and utilize a driver named visorbus to
 present the virtual busses involved. Drivers in the 'visor*' driver set are
 commonly referred to as "guest drivers" or "client drivers".  All drivers
 except visorbus expose a device of a specific usable class to the Linux guest
@@ -141,7 +141,7 @@ called automatically by the visorbus driver at appropriate times:
 -----------------------------------
 
 Because visorbus is a standard Linux bus driver in the model described in
-Documentation/driver-model/, the hierarchy of s-Par virtual devices is
+Documentation/driver-api/driver-model/, the hierarchy of s-Par virtual devices is
 published in the sysfs tree beneath /bus/visorbus/, e.g.,
 /sys/bus/visorbus/devices/ might look like:
 

include/linux/device.h

@@ -6,7 +6,7 @@
  * Copyright (c) 2004-2009 Greg Kroah-Hartman <gregkh@suse.de>
  * Copyright (c) 2008-2009 Novell Inc.
  *
- * See Documentation/driver-model/ for more information.
+ * See Documentation/driver-api/driver-model/ for more information.
  */
 
 #ifndef _DEVICE_H_

include/linux/platform_device.h

@@ -4,7 +4,7 @@
  *
  * Copyright (c) 2001-2003 Patrick Mochel <mochel@osdl.org>
  *
- * See Documentation/driver-model/ for more information.
+ * See Documentation/driver-api/driver-model/ for more information.
  */
 
 #ifndef _PLATFORM_DEVICE_H_

scripts/coccinelle/free/devm_free.cocci

@@ -3,7 +3,7 @@
 /// functions.  Values allocated using the devm_functions are freed when
 /// the device is detached, and thus the use of the standard freeing
 /// function would cause a double free.
-/// See Documentation/driver-model/devres.rst for more information.
+/// See Documentation/driver-api/driver-model/devres.rst for more information.
 ///
 /// A difficulty of detecting this problem is that the standard freeing
 /// function might be called from a different function than the one