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path: root/drivers/media/video/cx23885/cx23885-core.c
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Diffstat (limited to 'drivers/media/video/cx23885/cx23885-core.c')
-rw-r--r--drivers/media/video/cx23885/cx23885-core.c147
1 files changed, 139 insertions, 8 deletions
diff --git a/drivers/media/video/cx23885/cx23885-core.c b/drivers/media/video/cx23885/cx23885-core.c
index d17343ea0d3..6286a9cf957 100644
--- a/drivers/media/video/cx23885/cx23885-core.c
+++ b/drivers/media/video/cx23885/cx23885-core.c
@@ -76,6 +76,117 @@ LIST_HEAD(cx23885_devlist);
* 0x00010ea0 0x00010xxx Free
*/
+static struct sram_channel cx23885_sram_channels[] = {
+ [SRAM_CH01] = {
+ .name = "VID A",
+ .cmds_start = 0x10000,
+ .ctrl_start = 0x10380,
+ .cdt = 0x104c0,
+ .fifo_start = 0x40,
+ .fifo_size = 0x2800,
+ .ptr1_reg = DMA1_PTR1,
+ .ptr2_reg = DMA1_PTR2,
+ .cnt1_reg = DMA1_CNT1,
+ .cnt2_reg = DMA1_CNT2,
+ },
+ [SRAM_CH02] = {
+ .name = "ch2",
+ .cmds_start = 0x0,
+ .ctrl_start = 0x0,
+ .cdt = 0x0,
+ .fifo_start = 0x0,
+ .fifo_size = 0x0,
+ .ptr1_reg = DMA2_PTR1,
+ .ptr2_reg = DMA2_PTR2,
+ .cnt1_reg = DMA2_CNT1,
+ .cnt2_reg = DMA2_CNT2,
+ },
+ [SRAM_CH03] = {
+ .name = "TS1 B",
+ .cmds_start = 0x100A0,
+ .ctrl_start = 0x10400,
+ .cdt = 0x10580,
+ .fifo_start = 0x5000,
+ .fifo_size = 0x1000,
+ .ptr1_reg = DMA3_PTR1,
+ .ptr2_reg = DMA3_PTR2,
+ .cnt1_reg = DMA3_CNT1,
+ .cnt2_reg = DMA3_CNT2,
+ },
+ [SRAM_CH04] = {
+ .name = "ch4",
+ .cmds_start = 0x0,
+ .ctrl_start = 0x0,
+ .cdt = 0x0,
+ .fifo_start = 0x0,
+ .fifo_size = 0x0,
+ .ptr1_reg = DMA4_PTR1,
+ .ptr2_reg = DMA4_PTR2,
+ .cnt1_reg = DMA4_CNT1,
+ .cnt2_reg = DMA4_CNT2,
+ },
+ [SRAM_CH05] = {
+ .name = "ch5",
+ .cmds_start = 0x0,
+ .ctrl_start = 0x0,
+ .cdt = 0x0,
+ .fifo_start = 0x0,
+ .fifo_size = 0x0,
+ .ptr1_reg = DMA5_PTR1,
+ .ptr2_reg = DMA5_PTR2,
+ .cnt1_reg = DMA5_CNT1,
+ .cnt2_reg = DMA5_CNT2,
+ },
+ [SRAM_CH06] = {
+ .name = "TS2 C",
+ .cmds_start = 0x10140,
+ .ctrl_start = 0x10440,
+ .cdt = 0x105e0,
+ .fifo_start = 0x6000,
+ .fifo_size = 0x1000,
+ .ptr1_reg = DMA5_PTR1,
+ .ptr2_reg = DMA5_PTR2,
+ .cnt1_reg = DMA5_CNT1,
+ .cnt2_reg = DMA5_CNT2,
+ },
+ [SRAM_CH07] = {
+ .name = "ch7",
+ .cmds_start = 0x0,
+ .ctrl_start = 0x0,
+ .cdt = 0x0,
+ .fifo_start = 0x0,
+ .fifo_size = 0x0,
+ .ptr1_reg = DMA6_PTR1,
+ .ptr2_reg = DMA6_PTR2,
+ .cnt1_reg = DMA6_CNT1,
+ .cnt2_reg = DMA6_CNT2,
+ },
+ [SRAM_CH08] = {
+ .name = "ch8",
+ .cmds_start = 0x0,
+ .ctrl_start = 0x0,
+ .cdt = 0x0,
+ .fifo_start = 0x0,
+ .fifo_size = 0x0,
+ .ptr1_reg = DMA7_PTR1,
+ .ptr2_reg = DMA7_PTR2,
+ .cnt1_reg = DMA7_CNT1,
+ .cnt2_reg = DMA7_CNT2,
+ },
+ [SRAM_CH09] = {
+ .name = "ch9",
+ .cmds_start = 0x0,
+ .ctrl_start = 0x0,
+ .cdt = 0x0,
+ .fifo_start = 0x0,
+ .fifo_size = 0x0,
+ .ptr1_reg = DMA8_PTR1,
+ .ptr2_reg = DMA8_PTR2,
+ .cnt1_reg = DMA8_CNT1,
+ .cnt2_reg = DMA8_CNT2,
+ },
+};
+
static struct sram_channel cx23887_sram_channels[] = {
[SRAM_CH01] = {
.name = "VID A",
@@ -104,8 +215,8 @@ static struct sram_channel cx23887_sram_channels[] = {
[SRAM_CH03] = {
.name = "TS1 B",
.cmds_start = 0x100A0,
- .ctrl_start = 0x10780,
- .cdt = 0x10400,
+ .ctrl_start = 0x10630,
+ .cdt = 0x10870,
.fifo_start = 0x5000,
.fifo_size = 0x1000,
.ptr1_reg = DMA3_PTR1,
@@ -140,7 +251,7 @@ static struct sram_channel cx23887_sram_channels[] = {
[SRAM_CH06] = {
.name = "TS2 C",
.cmds_start = 0x10140,
- .ctrl_start = 0x10680,
+ .ctrl_start = 0x10670,
.cdt = 0x108d0,
.fifo_start = 0x6000,
.fifo_size = 0x1000,
@@ -460,6 +571,7 @@ static void cx23885_reset(struct cx23885_dev *dev)
cx_write(AUDIO_INT_INT_STAT, 0xffffffff);
cx_write(AUDIO_EXT_INT_STAT, 0xffffffff);
cx_write(CLK_DELAY, cx_read(CLK_DELAY) & 0x80000000);
+ cx_write(PAD_CTRL, 0x00500300);
mdelay(100);
@@ -625,7 +737,6 @@ static int cx23885_dev_setup(struct cx23885_dev *dev)
atomic_inc(&dev->refcount);
dev->nr = cx23885_devcount++;
- dev->sram_channels = cx23887_sram_channels;
sprintf(dev->name, "cx23885[%d]", dev->nr);
mutex_lock(&devlist);
@@ -637,11 +748,13 @@ static int cx23885_dev_setup(struct cx23885_dev *dev)
dev->bridge = CX23885_BRIDGE_887;
/* Apply a sensible clock frequency for the PCIe bridge */
dev->clk_freq = 25000000;
+ dev->sram_channels = cx23887_sram_channels;
} else
if(dev->pci->device == 0x8852) {
dev->bridge = CX23885_BRIDGE_885;
/* Apply a sensible clock frequency for the PCIe bridge */
dev->clk_freq = 28000000;
+ dev->sram_channels = cx23885_sram_channels;
} else
BUG();
@@ -1010,8 +1123,9 @@ static void cx23885_tsport_reg_dump(struct cx23885_tsport *port)
port->reg_gpcnt_ctl, cx_read(port->reg_gpcnt_ctl));
dprintk(1, "%s() dma_ctl(0x%08X) 0x%08x\n", __func__,
port->reg_dma_ctl, cx_read(port->reg_dma_ctl));
- dprintk(1, "%s() src_sel(0x%08X) 0x%08x\n", __func__,
- port->reg_src_sel, cx_read(port->reg_src_sel));
+ if (port->reg_src_sel)
+ dprintk(1, "%s() src_sel(0x%08X) 0x%08x\n", __func__,
+ port->reg_src_sel, cx_read(port->reg_src_sel));
dprintk(1, "%s() lngth(0x%08X) 0x%08x\n", __func__,
port->reg_lngth, cx_read(port->reg_lngth));
dprintk(1, "%s() hw_sop_ctrl(0x%08X) 0x%08x\n", __func__,
@@ -1042,6 +1156,9 @@ static int cx23885_start_dma(struct cx23885_tsport *port,
dprintk(1, "%s() w: %d, h: %d, f: %d\n", __func__,
buf->vb.width, buf->vb.height, buf->vb.field);
+ /* Stop the fifo and risc engine for this port */
+ cx_clear(port->reg_dma_ctl, port->dma_ctl_val);
+
/* setup fifo + format */
cx23885_sram_channel_setup(dev,
&dev->sram_channels[ port->sram_chno ],
@@ -1083,7 +1200,21 @@ static int cx23885_start_dma(struct cx23885_tsport *port,
cx_write(port->reg_gpcnt_ctl, 3);
q->count = 1;
- if (cx23885_boards[dev->board].portb & CX23885_MPEG_ENCODER) {
+ /* Set VIDB pins to input */
+ if (cx23885_boards[dev->board].portb == CX23885_MPEG_DVB) {
+ reg = cx_read(PAD_CTRL);
+ reg &= ~0x3; /* Clear TS1_OE & TS1_SOP_OE */
+ cx_write(PAD_CTRL, reg);
+ }
+
+ /* Set VIDC pins to input */
+ if (cx23885_boards[dev->board].portc == CX23885_MPEG_DVB) {
+ reg = cx_read(PAD_CTRL);
+ reg &= ~0x4; /* Clear TS2_SOP_OE */
+ cx_write(PAD_CTRL, reg);
+ }
+
+ if (cx23885_boards[dev->board].portb == CX23885_MPEG_ENCODER) {
reg = cx_read(PAD_CTRL);
reg = reg & ~0x1; /* Clear TS1_OE */
@@ -1133,7 +1264,7 @@ static int cx23885_stop_dma(struct cx23885_tsport *port)
cx_clear(port->reg_ts_int_msk, port->ts_int_msk_val);
cx_clear(port->reg_dma_ctl, port->dma_ctl_val);
- if (cx23885_boards[dev->board].portb & CX23885_MPEG_ENCODER) {
+ if (cx23885_boards[dev->board].portb == CX23885_MPEG_ENCODER) {
reg = cx_read(PAD_CTRL);
generated by cgit v1.2.3-18-g5258 (git 2.32.0) at 2024-12-01 06:27:41 +0000