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9 Commits

Author SHA1 Message Date
Krzysztof Kozlowski
bc38325703 soc: actions: include header to fix missing prototype 
Include the header with prototype of owl_sps_set_pg to fix:

  drivers/soc/actions/owl-sps-helper.c:16:5: warning: no previous prototype for 'owl_sps_set_pg' [-Wmissing-prototypes]

Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
 2020-09-22 12:45:16 +05:30
Thomas Gleixner
ec8f24b7fa treewide: Add SPDX license identifier - Makefile/Kconfig 
Add SPDX license identifiers to all Make/Kconfig files which:

 - Have no license information of any form

These files fall under the project license, GPL v2 only. The resulting SPDX
license identifier is:

  GPL-2.0-only

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
 2019-05-21 10:50:46 +02:00
Manivannan Sadhasivam
da8c37e13d soc: actions: sps: Add S900 power domains 
Add power domains for Actions Semi S900 SoC.

Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
[AF: Update Kconfig help text]
Signed-off-by: Andreas Färber <afaerber@suse.de>
 2018-09-30 16:48:10 +02:00
Andreas Färber
067517513a soc: actions: Update SPS help text for S700 
Commit 3ad85b08f7 (soc: actions: sps: Add S700)
added S700 support to the SPS driver but forget to update Kconfig help.

Add missing S700 mention, in preparation for further SoCs.

Fixes: 3ad85b08f7 ("soc: actions: sps: Add S700")
Reported-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Signed-off-by: Andreas Färber <afaerber@suse.de>
 2018-09-22 22:09:47 +02:00
Andreas Färber
afe518272d soc: actions: Convert to SPDX license identifiers 
Replace textual license notices with SPDX-License-Identifier lines.
Add an SPDX-License-Identifier for the Makefile.

Signed-off-by: Andreas Färber <afaerber@suse.de>
 2018-09-22 15:12:55 +02:00
Kees Cook
0ed2dd03b9 treewide: Use struct_size() for devm_kmalloc() and friends 
Replaces open-coded struct size calculations with struct_size() for
devm_*, f2fs_*, and sock_* allocations. Automatically generated (and
manually adjusted) from the following Coccinelle script:

// Direct reference to struct field.
@@
identifier alloc =~ "devm_kmalloc|devm_kzalloc|sock_kmalloc|f2fs_kmalloc|f2fs_kzalloc";
expression HANDLE;
expression GFP;
identifier VAR, ELEMENT;
expression COUNT;
@@

- alloc(HANDLE, sizeof(*VAR) + COUNT * sizeof(*VAR->ELEMENT), GFP)
+ alloc(HANDLE, struct_size(VAR, ELEMENT, COUNT), GFP)

// mr = kzalloc(sizeof(*mr) + m * sizeof(mr->map[0]), GFP_KERNEL);
@@
identifier alloc =~ "devm_kmalloc|devm_kzalloc|sock_kmalloc|f2fs_kmalloc|f2fs_kzalloc";
expression HANDLE;
expression GFP;
identifier VAR, ELEMENT;
expression COUNT;
@@

- alloc(HANDLE, sizeof(*VAR) + COUNT * sizeof(VAR->ELEMENT[0]), GFP)
+ alloc(HANDLE, struct_size(VAR, ELEMENT, COUNT), GFP)

// Same pattern, but can't trivially locate the trailing element name,
// or variable name.
@@
identifier alloc =~ "devm_kmalloc|devm_kzalloc|sock_kmalloc|f2fs_kmalloc|f2fs_kzalloc";
expression HANDLE;
expression GFP;
expression SOMETHING, COUNT, ELEMENT;
@@

- alloc(HANDLE, sizeof(SOMETHING) + COUNT * sizeof(ELEMENT), GFP)
+ alloc(HANDLE, CHECKME_struct_size(&SOMETHING, ELEMENT, COUNT), GFP)

Signed-off-by: Kees Cook <keescook@chromium.org>
 2018-06-06 11:15:43 -07:00
Andreas Färber
3ad85b08f7 soc: actions: sps: Add S700 
Add power domains for S700 SoC.

Signed-off-by: Andreas Färber <afaerber@suse.de>
 2017-11-27 23:11:01 +01:00
Andreas Färber
6932ec60cc soc: actions: owl-sps: Factor out owl_sps_set_pg() for power-gating 
Allow the SMP code to reuse PM domain code for CPU2/CPU3 wakeup.

Signed-off-by: Andreas Färber <afaerber@suse.de>
 2017-06-23 17:43:27 +02:00
Andreas Färber
aa9f800ded soc: actions: Add Owl SPS 
Implement S500 Smart Power System power-gating.
For now flag PD_CPU2 and PD_CPU3 as always-on.

Based on LeMaker linux-actions tree.

Signed-off-by: Andreas Färber <afaerber@suse.de>
 2017-06-23 17:42:54 +02:00