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- Introduce device-managed registration devm_mbox_controller_un/register and convert drivers to use it

Browse source 
- Introduce flush api to support clients that must busy-wait in atomic context
 - Support multiple controllers per device
 - Hi3660: a bugfix and constify ops structure
 - TI-MsgMgr: off by one bugfix.
 - BCM: switch to spdx license
 - Tegra-HSP: support for shared mailboxes and suspend/resume.
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Merge tag 'mailbox-v4.21' of git://git.linaro.org/landing-teams/working/fujitsu/integration

Pull mailbox updates from Jassi Brar:

 - Introduce device-managed registration
   devm_mbox_controller_un/register and convert drivers to use it

 - Introduce flush api to support clients that must busy-wait in atomic
   context

 - Support multiple controllers per device

 - Hi3660: a bugfix and constify ops structure

 - TI-MsgMgr: off by one bugfix.

 - BCM: switch to spdx license

 - Tegra-HSP: support for shared mailboxes and suspend/resume.

* tag 'mailbox-v4.21' of git://git.linaro.org/landing-teams/working/fujitsu/integration: (30 commits)
  mailbox: tegra-hsp: Use device-managed registration API
  mailbox: tegra-hsp: use devm_kstrdup_const()
  mailbox: tegra-hsp: Add suspend/resume support
  mailbox: tegra-hsp: Add support for shared mailboxes
  dt-bindings: tegra186-hsp: Add shared mailboxes
  mailbox: Allow multiple controllers per device
  mailbox: Support blocking transfers in atomic context
  mailbox: ti-msgmgr: Use device-managed registration API
  mailbox: stm32-ipcc: Use device-managed registration API
  mailbox: rockchip: Use device-managed registration API
  mailbox: qcom-apcs: Use device-managed registration API
  mailbox: platform-mhu: Use device-managed registration API
  mailbox: omap: Use device-managed registration API
  mailbox: mtk-cmdq: Remove needless devm_kfree() calls
  mailbox: mtk-cmdq: Use device-managed registration API
  mailbox: xgene-slimpro: Use device-managed registration API
  mailbox: sti: Use device-managed registration API
  mailbox: altera: Use device-managed registration API
  mailbox: imx: Use device-managed registration API
  mailbox: hi6220: Use device-managed registration API
  ...
This commit is contained in:
Linus Torvalds 2019-01-02 18:41:38 -08:00
commit 35ddb06a46
23 changed files with 612 additions and 247 deletions
Download patch file Download diff file Expand all files Collapse all files

11
include/dt-bindings/mailbox/tegra186-hsp.h
View file

@ -22,4 +22,15 @@
#define TEGRA_HSP_DB_MASTER_CCPLEX 17
#define TEGRA_HSP_DB_MASTER_BPMP 19
/*
* Shared mailboxes are unidirectional, so the direction needs to be specified
* in the device tree.
*/
#define TEGRA_HSP_SM_MASK 0x00ffffff
#define TEGRA_HSP_SM_FLAG_RX (0 << 31)
#define TEGRA_HSP_SM_FLAG_TX (1 << 31)
#define TEGRA_HSP_SM_RX(x) (TEGRA_HSP_SM_FLAG_RX | ((x) & TEGRA_HSP_SM_MASK))
#define TEGRA_HSP_SM_TX(x) (TEGRA_HSP_SM_FLAG_TX | ((x) & TEGRA_HSP_SM_MASK))
#endif