diff options
| author | Peng Fan <peng.fan@nxp.com> | 2025-10-17 09:56:27 +0800 |
|---|---|---|
| committer | Shawn Guo <shawnguo@kernel.org> | 2025-10-27 14:43:47 +0800 |
| commit | ff3f9913bc0749364fbfd86ea62ba2d31c6136c8 (patch) | |
| tree | 5609c2a98f168fa905517617a505f8bed5b45d29 /drivers/firmware | |
| parent | 81fb53feb66a3aefbf6fcab73bb8d06f5b0c54ad (diff) | |
firmware: imx: scu-irq: Set mu_resource_id before get handle
mu_resource_id is referenced in imx_scu_irq_get_status() and
imx_scu_irq_group_enable() which could be used by other modules, so
need to set correct value before using imx_sc_irq_ipc_handle in
SCU API call.
Reviewed-by: Frank Li <Frank.Li@nxp.com>
Signed-off-by: Peng Fan <peng.fan@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
Diffstat (limited to 'drivers/firmware')
| -rw-r--r-- | drivers/firmware/imx/imx-scu-irq.c | 24 |
1 files changed, 12 insertions, 12 deletions
diff --git a/drivers/firmware/imx/imx-scu-irq.c b/drivers/firmware/imx/imx-scu-irq.c index 2d7237188932..3dda42be4e6b 100644 --- a/drivers/firmware/imx/imx-scu-irq.c +++ b/drivers/firmware/imx/imx-scu-irq.c @@ -203,6 +203,18 @@ int imx_scu_enable_general_irq_channel(struct device *dev) struct mbox_chan *ch; int ret = 0, i = 0; + if (!of_parse_phandle_with_args(dev->of_node, "mboxes", + "#mbox-cells", 0, &spec)) { + i = of_alias_get_id(spec.np, "mu"); + of_node_put(spec.np); + } + + /* use mu1 as general mu irq channel if failed */ + if (i < 0) + i = 1; + + mu_resource_id = IMX_SC_R_MU_0A + i; + ret = imx_scu_get_handle(&imx_sc_irq_ipc_handle); if (ret) return ret; @@ -224,18 +236,6 @@ int imx_scu_enable_general_irq_channel(struct device *dev) goto free_cl; } - if (!of_parse_phandle_with_args(dev->of_node, "mboxes", - "#mbox-cells", 0, &spec)) { - i = of_alias_get_id(spec.np, "mu"); - of_node_put(spec.np); - } - - /* use mu1 as general mu irq channel if failed */ - if (i < 0) - i = 1; - - mu_resource_id = IMX_SC_R_MU_0A + i; - /* Create directory under /sysfs/firmware */ wakeup_obj = kobject_create_and_add("scu_wakeup_source", firmware_kobj); if (!wakeup_obj) { |