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firmware: zynqmp: Remove extraordinary return value

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Return a common -EACCES error value instead of a positive private error
value XST_PM_NO_ACCESS (2002) in zynqmp_pmufw_load_config_object
function if the config object is not loadable to simplify the error
checking.

Signed-off-by: Stefan Herbrechtsmeier <stefan.herbrechtsmeier@weidmueller.com>
Link: https://lore.kernel.org/r/20230523124215.30915-1-stefan.herbrechtsmeier-oss@weidmueller.com
Signed-off-by: Michal Simek <michal.simek@amd.com>
This commit is contained in:
Stefan Herbrechtsmeier 2023-05-23 14:42:10 +02:00 • committed by Michal Simek
parent 999ac2c37a
commit ee3c02af77
1 changed files with 3 additions and 6 deletions
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9
drivers/firmware/firmware-zynqmp.c
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@ -82,7 +82,7 @@ int zynqmp_pmufw_node(u32 id)
ret = zynqmp_pmufw_load_config_object(xpm_configobject,
sizeof(xpm_configobject));
if (ret == XST_PM_NO_ACCESS && id == NODE_OCM_BANK_0)
if (ret == -EACCES && id == NODE_OCM_BANK_0)
skip_config = true;
return 0;
@ -235,8 +235,7 @@ int zynqmp_pm_is_function_supported(const u32 api_id, const u32 id)
*
* @cfg_obj: Pointer to the configuration object
* @size: Size of @cfg_obj in bytes
* Return: 0 on success otherwise negative errno. If the config object
* is not loadable returns positive errno XST_PM_NO_ACCESS(2002)
* Return: 0 on success otherwise negative errno.
*/
int zynqmp_pmufw_load_config_object(const void *cfg_obj, size_t size)
{
@ -251,10 +250,8 @@ int zynqmp_pmufw_load_config_object(const void *cfg_obj, size_t size)
err = xilinx_pm_request(PM_SET_CONFIGURATION, (u32)(u64)cfg_obj, 0, 0,
0, ret_payload);
if (err == XST_PM_NO_ACCESS) {
if (((u32 *)cfg_obj)[NODE_ID_LOCATION] == NODE_OCM_BANK_0) {
if (((u32 *)cfg_obj)[NODE_ID_LOCATION] == NODE_OCM_BANK_0)
printf("PMUFW: No permission to change config object\n");
return err;
}
return -EACCES;
}