K2G doesn't have softreset feature. Instead of having every caller of
dispc_softreset() check for K2G, move the check into dispc_softreset(),
and make dispc_softreset() return 0 in case of K2G.
Reviewed-by: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@xxxxxxxxxxxxxxxx>
---
drivers/gpu/drm/tidss/tidss_dispc.c | 13 +++++++------
1 file changed, 7 insertions(+), 6 deletions(-)
diff --git a/drivers/gpu/drm/tidss/tidss_dispc.c b/drivers/gpu/drm/tidss/tidss_dispc.c
index 50b475b285d9..c82fd5bc9be4 100644
--- a/drivers/gpu/drm/tidss/tidss_dispc.c
+++ b/drivers/gpu/drm/tidss/tidss_dispc.c
@@ -2707,6 +2707,10 @@ static int dispc_softreset(struct dispc_device *dispc)
u32 val;
int ret;
+ /* K2G display controller does not support soft reset */
+ if (dispc->feat->subrev == DISPC_K2G)
+ return 0;
+
/* Soft reset */
REG_FLD_MOD(dispc, DSS_SYSCONFIG, 1, 1, 1);
/* Wait for reset to complete */
@@ -2829,12 +2833,9 @@ int dispc_init(struct tidss_device *tidss)
of_property_read_u32(dispc->dev->of_node, "max-memory-bandwidth",
&dispc->memory_bandwidth_limit);
- /* K2G display controller does not support soft reset */
- if (feat->subrev != DISPC_K2G) {
- r = dispc_softreset(dispc);
- if (r)
- return r;
- }
+ r = dispc_softreset(dispc);
+ if (r)
+ return r;
tidss->dispc = dispc;
--
2.34.1
