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authorSteven Toth <stoth@kernellabs.com>2009-07-20 15:40:31 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2009-09-12 12:17:59 -0300
commit25ea66e2696066a12274119ceec084963427e75b (patch)
tree4a928feb2ecda1269649dd6e56c586cbf4dab3d0 /drivers/media/video/cx23885/cx23885-core.c
parent1369738023900302ef9677c90c4da873b5593ee7 (diff)
V4L/DVB (12307): cx23885: Modify hardware revision detection for newer silicon
cx23885: Modify hardware revision detection for newer silicon Signed-off-by: Steven Toth <stoth@kernellabs.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video/cx23885/cx23885-core.c')
-rw-r--r--drivers/media/video/cx23885/cx23885-core.c22
1 files changed, 19 insertions, 3 deletions
diff --git a/drivers/media/video/cx23885/cx23885-core.c b/drivers/media/video/cx23885/cx23885-core.c
index 554f085c55eb..40d438d7234d 100644
--- a/drivers/media/video/cx23885/cx23885-core.c
+++ b/drivers/media/video/cx23885/cx23885-core.c
@@ -713,12 +713,26 @@ static void cx23885_dev_checkrevision(struct cx23885_dev *dev)
dev->hwrevision = 0xa1;
break;
case 0x02:
- /* CX23885-13Z */
+ /* CX23885-13Z/14Z */
dev->hwrevision = 0xb0;
break;
case 0x03:
- /* CX23888-22Z */
- dev->hwrevision = 0xc0;
+ if (dev->pci->device == 0x8880) {
+ /* CX23888-21Z/22Z */
+ dev->hwrevision = 0xc0;
+ } else {
+ /* CX23885-14Z */
+ dev->hwrevision = 0xa4;
+ }
+ break;
+ case 0x04:
+ if (dev->pci->device == 0x8880) {
+ /* CX23888-31Z */
+ dev->hwrevision = 0xd0;
+ } else {
+ /* CX23885-15Z, CX23888-31Z */
+ dev->hwrevision = 0xa5;
+ }
break;
case 0x0e:
/* CX23887-15Z */
@@ -756,6 +770,7 @@ static int cx23885_dev_setup(struct cx23885_dev *dev)
/* Configure the internal memory */
if (dev->pci->device == 0x8880) {
+ /* Could be 887 or 888, assume a default */
dev->bridge = CX23885_BRIDGE_887;
/* Apply a sensible clock frequency for the PCIe bridge */
dev->clk_freq = 25000000;
@@ -1258,6 +1273,7 @@ static int cx23885_start_dma(struct cx23885_tsport *port,
switch (dev->bridge) {
case CX23885_BRIDGE_885:
case CX23885_BRIDGE_887:
+ case CX23885_BRIDGE_888:
/* enable irqs */
dprintk(1, "%s() enabling TS int's and DMA\n", __func__);
cx_set(port->reg_ts_int_msk, port->ts_int_msk_val);