[media] vsp1: Use the maximum number of entities defined in platform data
authorKatsuya Matsubara <matsu@igel.co.jp>
Fri, 26 Jul 2013 09:32:12 +0000 (06:32 -0300)
committerMauro Carvalho Chehab <m.chehab@samsung.com>
Sun, 18 Aug 2013 10:31:14 +0000 (07:31 -0300)
The VSP1 driver allows to define the maximum number of each module
such as RPF, WPF, and UDS in a platform data definition.
This suppresses operations for nonexistent or unused modules.

Signed-off-by: Katsuya Matsubara <matsu@igel.co.jp>
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: Sakari Ailus <sakari.ailus@iki.fi>
Acked-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
drivers/media/platform/vsp1/vsp1_drv.c

index 41dd891d97375b97c3af1c1ecd9809950fd9674f..8700842edcf2a33daf7e5b5b5e4f08099933d59c 100644 (file)
@@ -35,7 +35,7 @@ static irqreturn_t vsp1_irq_handler(int irq, void *data)
        irqreturn_t ret = IRQ_NONE;
        unsigned int i;
 
-       for (i = 0; i < VPS1_MAX_WPF; ++i) {
+       for (i = 0; i < vsp1->pdata->wpf_count; ++i) {
                struct vsp1_rwpf *wpf = vsp1->wpf[i];
                struct vsp1_pipeline *pipe;
                u32 status;
@@ -243,7 +243,7 @@ static int vsp1_device_init(struct vsp1_device *vsp1)
        /* Reset any channel that might be running. */
        status = vsp1_read(vsp1, VI6_STATUS);
 
-       for (i = 0; i < VPS1_MAX_WPF; ++i) {
+       for (i = 0; i < vsp1->pdata->wpf_count; ++i) {
                unsigned int timeout;
 
                if (!(status & VI6_STATUS_SYS_ACT(i)))
@@ -267,10 +267,10 @@ static int vsp1_device_init(struct vsp1_device *vsp1)
        vsp1_write(vsp1, VI6_CLK_DCSWT, (8 << VI6_CLK_DCSWT_CSTPW_SHIFT) |
                   (8 << VI6_CLK_DCSWT_CSTRW_SHIFT));
 
-       for (i = 0; i < VPS1_MAX_RPF; ++i)
+       for (i = 0; i < vsp1->pdata->rpf_count; ++i)
                vsp1_write(vsp1, VI6_DPR_RPF_ROUTE(i), VI6_DPR_NODE_UNUSED);
 
-       for (i = 0; i < VPS1_MAX_UDS; ++i)
+       for (i = 0; i < vsp1->pdata->uds_count; ++i)
                vsp1_write(vsp1, VI6_DPR_UDS_ROUTE(i), VI6_DPR_NODE_UNUSED);
 
        vsp1_write(vsp1, VI6_DPR_SRU_ROUTE, VI6_DPR_NODE_UNUSED);