struct ucc_geth_info is somewhat large, and on systems with only one
or two UCC instances, that just wastes a few KB of memory. So
allocate and populate a chunk of memory at probe time instead of
initializing them all during driver init.
Note that the existing "ug_info == NULL" check was dead code
Le 19/01/2021 à 16:07, Rasmus Villemoes a écrit :
struct ucc_geth_info is somewhat large, and on systems with only one
or two UCC instances, that just wastes a few KB of memory. So
allocate and populate a chunk of memory at probe time instead of
initializing them all during driver init.
Note
On 20/01/2021 08.02, Christophe Leroy wrote:
>
>> @@ -3715,25 +3713,23 @@ static int ucc_geth_probe(struct
>> platform_device* ofdev)
>> if ((ucc_num < 0) || (ucc_num > 7))
>> return -ENODEV;
>> - ug_info = &ugeth_info[ucc_num];
>> - if (ug_info == NULL) {
>> - if (ne
Le 20/01/2021 à 12:25, Rasmus Villemoes a écrit :
On 20/01/2021 08.02, Christophe Leroy wrote:
@@ -3715,25 +3713,23 @@ static int ucc_geth_probe(struct
platform_device* ofdev)
if ((ucc_num < 0) || (ucc_num > 7))
return -ENODEV;
- ug_info = &ugeth_info[ucc_num];
-
