From 25ea66e2696066a12274119ceec084963427e75b Mon Sep 17 00:00:00 2001 From: Steven Toth Date: Mon, 20 Jul 2009 15:40:31 -0300 Subject: [PATCH] V4L/DVB (12307): cx23885: Modify hardware revision detection for newer silicon cx23885: Modify hardware revision detection for newer silicon Signed-off-by: Steven Toth Signed-off-by: Mauro Carvalho Chehab --- drivers/media/video/cx23885/cx23885-core.c | 22 +++++++++++++++++++--- drivers/media/video/cx23885/cx23885.h | 1 + 2 files changed, 20 insertions(+), 3 deletions(-) diff --git a/drivers/media/video/cx23885/cx23885-core.c b/drivers/media/video/cx23885/cx23885-core.c index 554f085c55e..40d438d7234 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); diff --git a/drivers/media/video/cx23885/cx23885.h b/drivers/media/video/cx23885/cx23885.h index 963e6b17a43..86f26947bb7 100644 --- a/drivers/media/video/cx23885/cx23885.h +++ b/drivers/media/video/cx23885/cx23885.h @@ -339,6 +339,7 @@ struct cx23885_dev { CX23885_BRIDGE_UNDEFINED = 0, CX23885_BRIDGE_885 = 885, CX23885_BRIDGE_887 = 887, + CX23885_BRIDGE_888 = 888, } bridge; /* Analog video */ -- 2.20.1