[PATCH 4/7] Solo6x10: Add support for SOLO6110 chip.

From: Krzysztof HaÅasa
Date: Fri Feb 11 2011 - 07:32:18 EST


Signed-off-by: Krzysztof HaÅasa <khalasa@xxxxxxx>

diff --git a/drivers/staging/solo6x10/solo6010-core.c b/drivers/staging/solo6x10/solo6010-core.c
index c433136..c713a74 100644
--- a/drivers/staging/solo6x10/solo6010-core.c
+++ b/drivers/staging/solo6x10/solo6010-core.c
@@ -136,6 +136,7 @@ static int __devinit solo6010_pci_probe(struct pci_dev *pdev,
int ret;
int sdram;
u8 chip_id;
+ u32 reg;

solo_dev = kzalloc(sizeof(*solo_dev), GFP_KERNEL);
if (solo_dev == NULL)
@@ -181,14 +182,43 @@ static int __devinit solo6010_pci_probe(struct pci_dev *pdev,
solo_dev->nr_ext = 1;
}

+ solo_dev->flags = id->driver_data;
+
/* Disable all interrupts to start */
solo6010_irq_off(solo_dev, ~0);

+ reg = SOLO_SYS_CFG_SDRAM64BIT;
/* Initial global settings */
- solo_reg_write(solo_dev, SOLO_SYS_CFG, SOLO_SYS_CFG_SDRAM64BIT |
- SOLO_SYS_CFG_INPUTDIV(25) |
- SOLO_SYS_CFG_FEEDBACKDIV((SOLO_CLOCK_MHZ * 2) - 2) |
- SOLO_SYS_CFG_OUTDIV(3));
+ if (!(solo_dev->flags & FLAGS_6110))
+ reg |= SOLO6010_SYS_CFG_INPUTDIV(25) |
+ SOLO6010_SYS_CFG_FEEDBACKDIV((SOLO_CLOCK_MHZ * 2) - 2) |
+ SOLO6010_SYS_CFG_OUTDIV(3);
+ solo_reg_write(solo_dev, SOLO_SYS_CFG, reg);
+
+ if (solo_dev->flags & FLAGS_6110) {
+ u32 sys_clock_MHz = SOLO_CLOCK_MHZ;
+ u32 pll_DIVQ;
+ u32 pll_DIVF;
+
+ if (sys_clock_MHz < 125) {
+ pll_DIVQ = 3;
+ pll_DIVF = (sys_clock_MHz * 4) / 3;
+ } else {
+ pll_DIVQ = 2;
+ pll_DIVF = (sys_clock_MHz * 2) / 3;
+ }
+
+ solo_reg_write(solo_dev, SOLO6110_PLL_CONFIG,
+ SOLO6110_PLL_RANGE_5_10MHZ |
+ SOLO6110_PLL_DIVR(9) |
+ SOLO6110_PLL_DIVQ_EXP(pll_DIVQ) |
+ SOLO6110_PLL_DIVF(pll_DIVF) | SOLO6110_PLL_FSEN);
+ mdelay(1); // PLL Locking time (1ms)
+
+ solo_reg_write(solo_dev, SOLO_DMA_CTRL1, 3 << 8); /* ? */
+ } else
+ solo_reg_write(solo_dev, SOLO_DMA_CTRL1, 1 << 8); /* ? */
+
solo_reg_write(solo_dev, SOLO_TIMER_CLOCK_NUM, SOLO_CLOCK_MHZ - 1);

/* PLL locking time of 1ms */
@@ -264,6 +294,8 @@ static void __devexit solo6010_pci_remove(struct pci_dev *pdev)
static struct pci_device_id solo6010_id_table[] = {
/* 6010 based cards */
{PCI_DEVICE(PCI_VENDOR_ID_SOFTLOGIC, PCI_DEVICE_ID_SOLO6010)},
+ {PCI_DEVICE(PCI_VENDOR_ID_SOFTLOGIC, PCI_DEVICE_ID_SOLO6110),
+ .driver_data = FLAGS_6110},
{PCI_DEVICE(PCI_VENDOR_ID_BLUECHERRY, PCI_DEVICE_ID_NEUSOLO_4)},
{PCI_DEVICE(PCI_VENDOR_ID_BLUECHERRY, PCI_DEVICE_ID_NEUSOLO_9)},
{PCI_DEVICE(PCI_VENDOR_ID_BLUECHERRY, PCI_DEVICE_ID_NEUSOLO_16)},
diff --git a/drivers/staging/solo6x10/solo6010-enc.c b/drivers/staging/solo6x10/solo6010-enc.c
index 7e28f7d..743734d 100644
--- a/drivers/staging/solo6x10/solo6010-enc.c
+++ b/drivers/staging/solo6x10/solo6010-enc.c
@@ -155,19 +155,26 @@ int solo_osd_print(struct solo_enc_dev *solo_enc)

static void solo_jpeg_config(struct solo6010_dev *solo_dev)
{
- solo_reg_write(solo_dev, SOLO_VE_JPEG_QP_TBL,
- (2 << 24) | (2 << 16) | (2 << 8) | (2 << 0));
+ u32 reg;
+ if (solo_dev->flags & FLAGS_6110)
+ reg = (4 << 24) | (3 << 16) | (2 << 8) | (1 << 0);
+ else
+ reg = (2 << 24) | (2 << 16) | (2 << 8) | (2 << 0);
+ solo_reg_write(solo_dev, SOLO_VE_JPEG_QP_TBL, reg);
solo_reg_write(solo_dev, SOLO_VE_JPEG_QP_CH_L, 0);
solo_reg_write(solo_dev, SOLO_VE_JPEG_QP_CH_H, 0);
solo_reg_write(solo_dev, SOLO_VE_JPEG_CFG,
(SOLO_JPEG_EXT_SIZE(solo_dev) & 0xffff0000) |
((SOLO_JPEG_EXT_ADDR(solo_dev) >> 16) & 0x0000ffff));
solo_reg_write(solo_dev, SOLO_VE_JPEG_CTRL, 0xffffffff);
+ /* que limit, samp limit, pos limit */
+ solo_reg_write(solo_dev, 0x0688, (0 << 16) | (30 << 8) | 60);
}

static void solo_mp4e_config(struct solo6010_dev *solo_dev)
{
int i;
+ u32 reg;

/* We can only use VE_INTR_CTRL(0) if we want to support mjpeg */
solo_reg_write(solo_dev, SOLO_VE_CFG0,
@@ -184,17 +191,21 @@ static void solo_mp4e_config(struct solo6010_dev *solo_dev)
solo_reg_write(solo_dev, SOLO_VE_ENCRYP_POLY, 0);
solo_reg_write(solo_dev, SOLO_VE_ENCRYP_INIT, 0);

- solo_reg_write(solo_dev, SOLO_VE_ATTR,
- SOLO_VE_LITTLE_ENDIAN |
- SOLO_COMP_ATTR_FCODE(1) |
- SOLO_COMP_TIME_INC(0) |
- SOLO_COMP_TIME_WIDTH(15) |
- SOLO_DCT_INTERVAL(36 / 4));
+ reg = SOLO_VE_LITTLE_ENDIAN | SOLO_COMP_ATTR_FCODE(1) |
+ SOLO_COMP_TIME_INC(0) | SOLO_COMP_TIME_WIDTH(15);
+ if (solo_dev->flags & FLAGS_6110)
+ reg |= SOLO_DCT_INTERVAL(10);
+ else
+ reg |= SOLO_DCT_INTERVAL(36 / 4);
+ solo_reg_write(solo_dev, SOLO_VE_ATTR, reg);

for (i = 0; i < solo_dev->nr_chans; i++)
solo_reg_write(solo_dev, SOLO_VE_CH_REF_BASE(i),
(SOLO_EREF_EXT_ADDR(solo_dev) +
(i * SOLO_EREF_EXT_SIZE)) >> 16);
+
+ if (solo_dev->flags & FLAGS_6110)
+ solo_reg_write(solo_dev, 0x0634, 0x00040008); /* ? */
}

int solo_enc_init(struct solo6010_dev *solo_dev)
diff --git a/drivers/staging/solo6x10/solo6010-p2m.c b/drivers/staging/solo6x10/solo6010-p2m.c
index 956dea0..90de963 100644
--- a/drivers/staging/solo6x10/solo6010-p2m.c
+++ b/drivers/staging/solo6x10/solo6010-p2m.c
@@ -66,18 +66,18 @@ int solo_p2m_dma_t(struct solo6010_dev *solo_dev, u8 id, int wr,
void solo_p2m_push_desc(struct p2m_desc *desc, int wr, dma_addr_t dma_addr,
u32 ext_addr, u32 size, int repeat, u32 ext_size)
{
- desc->ta = dma_addr;
- desc->fa = ext_addr;
+ desc->ta = cpu_to_le32(dma_addr);
+ desc->fa = cpu_to_le32(ext_addr);

- desc->ext = SOLO_P2M_COPY_SIZE(size >> 2);
- desc->ctrl = SOLO_P2M_BURST_SIZE(SOLO_P2M_BURST_256) |
- (wr ? SOLO_P2M_WRITE : 0) | SOLO_P2M_TRANS_ON;
+ desc->ext = cpu_to_le32(SOLO_P2M_COPY_SIZE(size >> 2));
+ desc->ctrl = cpu_to_le32(SOLO_P2M_BURST_SIZE(SOLO_P2M_BURST_256) |
+ (wr ? SOLO_P2M_WRITE : 0) | SOLO_P2M_TRANS_ON);

/* Ext size only matters when we're repeating */
if (repeat) {
- desc->ext |= SOLO_P2M_EXT_INC(ext_size >> 2);
- desc->ctrl |= SOLO_P2M_PCI_INC(size >> 2) |
- SOLO_P2M_REPEAT(repeat);
+ desc->ext |= cpu_to_le32(SOLO_P2M_EXT_INC(ext_size >> 2));
+ desc->ctrl |= cpu_to_le32(SOLO_P2M_PCI_INC(size >> 2) |
+ SOLO_P2M_REPEAT(repeat));
}
}

diff --git a/drivers/staging/solo6x10/solo6010-registers.h b/drivers/staging/solo6x10/solo6010-registers.h
index a1dad57..db291bf 100644
--- a/drivers/staging/solo6x10/solo6010-registers.h
+++ b/drivers/staging/solo6x10/solo6010-registers.h
@@ -24,16 +24,16 @@

/* Global 6010 system configuration */
#define SOLO_SYS_CFG 0x0000
-#define SOLO_SYS_CFG_FOUT_EN 0x00000001
-#define SOLO_SYS_CFG_PLL_BYPASS 0x00000002
-#define SOLO_SYS_CFG_PLL_PWDN 0x00000004
-#define SOLO_SYS_CFG_OUTDIV(__n) (((__n) & 0x003) << 3)
-#define SOLO_SYS_CFG_FEEDBACKDIV(__n) (((__n) & 0x1ff) << 5)
-#define SOLO_SYS_CFG_INPUTDIV(__n) (((__n) & 0x01f) << 14)
+#define SOLO6010_SYS_CFG_FOUT_EN 0x00000001 /* 6010 only */
+#define SOLO6010_SYS_CFG_PLL_BYPASS 0x00000002 /* 6010 only */
+#define SOLO6010_SYS_CFG_PLL_PWDN 0x00000004 /* 6010 only */
+#define SOLO6010_SYS_CFG_OUTDIV(__n) (((__n) & 0x003) << 3) /* 6010 only */
+#define SOLO6010_SYS_CFG_FEEDBACKDIV(__n) (((__n) & 0x1ff) << 5) /* 6010 only */
+#define SOLO6010_SYS_CFG_INPUTDIV(__n) (((__n) & 0x01f) << 14) /* 6010 only */
#define SOLO_SYS_CFG_CLOCK_DIV 0x00080000
#define SOLO_SYS_CFG_NCLK_DELAY(__n) (((__n) & 0x003) << 24)
#define SOLO_SYS_CFG_PCLK_DELAY(__n) (((__n) & 0x00f) << 26)
-#define SOLO_SYS_CFG_SDRAM64BIT 0x40000000
+#define SOLO_SYS_CFG_SDRAM64BIT 0x40000000 /* 6110: must be set */
#define SOLO_SYS_CFG_RESET 0x80000000

#define SOLO_DMA_CTRL 0x0004
@@ -45,6 +45,7 @@
#define SOLO_DMA_CTRL_READ_DATA_SELECT (1<<3)
#define SOLO_DMA_CTRL_READ_CLK_SELECT (1<<2)
#define SOLO_DMA_CTRL_LATENCY(n) ((n)<<0)
+#define SOLO_DMA_CTRL1 0x0008

#define SOLO_SYS_VCLK 0x000C
#define SOLO_VCLK_INVERT (1<<22)
@@ -81,6 +82,23 @@
#define SOLO_CHIP_OPTION 0x001C
#define SOLO_CHIP_ID_MASK 0x00000007

+#define SOLO6110_PLL_CONFIG 0x0020
+#define SOLO6110_PLL_RANGE_BYPASS (0 << 20)
+#define SOLO6110_PLL_RANGE_5_10MHZ (1 << 20)
+#define SOLO6110_PLL_RANGE_8_16MHZ (2 << 20)
+#define SOLO6110_PLL_RANGE_13_26MHZ (3 << 20)
+#define SOLO6110_PLL_RANGE_21_42MHZ (4 << 20)
+#define SOLO6110_PLL_RANGE_34_68MHZ (5 << 20)
+#define SOLO6110_PLL_RANGE_54_108MHZ (6 << 20)
+#define SOLO6110_PLL_RANGE_88_200MHZ (7 << 20)
+#define SOLO6110_PLL_DIVR(x) (((x) - 1) << 15)
+#define SOLO6110_PLL_DIVQ_EXP(x) ((x) << 12)
+#define SOLO6110_PLL_DIVF(x) (((x) - 1) << 4)
+#define SOLO6110_PLL_RESET (1 << 3)
+#define SOLO6110_PLL_BYPASS (1 << 2)
+#define SOLO6110_PLL_FSEN (1 << 1)
+#define SOLO6110_PLL_FB (1 << 0)
+
#define SOLO_EEPROM_CTRL 0x0060
#define SOLO_EEPROM_ACCESS_EN (1<<7)
#define SOLO_EEPROM_CS (1<<3)
@@ -383,7 +401,9 @@
#define SOLO_VE_BLOCK_BASE(n) ((n)<<0)

#define SOLO_VE_CFG1 0x0614
-#define SOLO_VE_BYTE_ALIGN(n) ((n)<<24)
+#define SOLO6110_VE_MPEG_SIZE_H(n) ((n)<<28) /* 6110 only */
+#define SOLO6010_VE_BYTE_ALIGN(n) ((n)<<24) /* 6010 only */
+#define SOLO6110_VE_JPEG_SIZE_H(n) ((n)<<20) /* 6110 only */
#define SOLO_VE_INSERT_INDEX (1<<18)
#define SOLO_VE_MOTION_MODE(n) ((n)<<16)
#define SOLO_VE_MOTION_BASE(n) ((n)<<0)
@@ -415,7 +435,7 @@
#define SOLO_VE_OSD_OPT 0x069C

#define SOLO_VE_CH_INTL(ch) (0x0700+((ch)*4))
-#define SOLO_VE_CH_MOT(ch) (0x0740+((ch)*4))
+#define SOLO6010_VE_CH_MOT(ch) (0x0740+((ch)*4)) /* 6010 only */
#define SOLO_VE_CH_QP(ch) (0x0780+((ch)*4))
#define SOLO_VE_CH_QP_E(ch) (0x07C0+((ch)*4))
#define SOLO_VE_CH_GOP(ch) (0x0800+((ch)*4))
@@ -427,7 +447,7 @@
#define SOLO_VE_JPEG_QUE(n) (0x0A04+((n)*8))

#define SOLO_VD_CFG0 0x0900
-#define SOLO_VD_CFG_NO_WRITE_NO_WINDOW (1<<24)
+#define SOLO6010_VD_CFG_NO_WRITE_NO_WINDOW (1<<24) /* 6010 only */
#define SOLO_VD_CFG_BUSY_WIAT_CODE (1<<23)
#define SOLO_VD_CFG_BUSY_WIAT_REF (1<<22)
#define SOLO_VD_CFG_BUSY_WIAT_RES (1<<21)
diff --git a/drivers/staging/solo6x10/solo6010-v4l2-enc.c b/drivers/staging/solo6x10/solo6010-v4l2-enc.c
index ccee5b8..619fb9b 100644
--- a/drivers/staging/solo6x10/solo6010-v4l2-enc.c
+++ b/drivers/staging/solo6x10/solo6010-v4l2-enc.c
@@ -479,6 +479,26 @@ static void write_bits(u8 **out, unsigned *bits, u32 value, unsigned count)
}
}

+static void write_ue(u8 **out, unsigned *bits, unsigned value) /* H.264 only */
+{
+ uint32_t max = 0, cnt = 0;
+
+ while (value > max) {
+ max = (max + 2) * 2 - 2;
+ cnt++;
+ }
+ write_bits(out, bits, 1, cnt + 1);
+ write_bits(out, bits, ~(max - value), cnt);
+}
+
+static void write_se(u8 **out, unsigned *bits, int value) /* H.264 only */
+{
+ if (value <= 0)
+ write_ue(out, bits, -value * 2);
+ else
+ write_ue(out, bits, value * 2 - 1);
+}
+
static void write_mpeg4_end(u8 **out, unsigned *bits)
{
write_bits(out, bits, 0, 1);
@@ -487,6 +507,16 @@ static void write_mpeg4_end(u8 **out, unsigned *bits)
write_bits(out, bits, 0xFFFFFFFF, 32 - *bits % 32);
}

+static void write_h264_end(u8 **out, unsigned *bits, int align)
+{
+ write_bits(out, bits, 1, 1);
+ while ((*bits) % 8)
+ write_bits(out, bits, 0, 1);
+ if (align)
+ while ((*bits) % 32)
+ write_bits(out, bits, 0, 1);
+}
+
static void mpeg4_write_vol(u8 **out, struct solo6010_dev *solo_dev,
__le32 *vh, unsigned fps, unsigned interval)
{
@@ -541,6 +571,54 @@ static void mpeg4_write_vol(u8 **out, struct solo6010_dev *solo_dev,
write_mpeg4_end(out, &bits);
}

+static void h264_write_vol(u8 **out, struct solo6010_dev *solo_dev, __le32 *vh)
+{
+ static const u8 sps[] = {
+ 0, 0, 0, 1 /* start code */, 0x67, 66 /* profile_idc */,
+ 0 /* constraints */, 30 /* level_idc */
+ };
+ static const u8 pps[] = {
+ 0, 0, 0, 1 /* start code */, 0x68
+ };
+
+ unsigned bits = 0;
+ unsigned mbs_w = vop_hsize(vh);
+ unsigned mbs_h = vop_vsize(vh);
+
+ write_bytes(out, &bits, sps, sizeof(sps));
+ write_ue(out, &bits, 0); /* seq_parameter_set_id */
+ write_ue(out, &bits, 5); /* log2_max_frame_num_minus4 */
+ write_ue(out, &bits, 0); /* pic_order_cnt_type */
+ write_ue(out, &bits, 6); /* log2_max_pic_order_cnt_lsb_minus4 */
+ write_ue(out, &bits, 1); /* max_num_ref_frames */
+ write_bits(out, &bits, 0, 1); /* gaps_in_frame_num_value_allowed_flag */
+ write_ue(out, &bits, mbs_w - 1); /* pic_width_in_mbs_minus1 */
+ write_ue(out, &bits, mbs_h - 1); /* pic_height_in_map_units_minus1 */
+ write_bits(out, &bits, 1, 1); /* frame_mbs_only_flag */
+ write_bits(out, &bits, 1, 1); /* direct_8x8_frame_field_flag */
+ write_bits(out, &bits, 0, 1); /* frame_cropping_flag */
+ write_bits(out, &bits, 0, 1); /* vui_parameters_present_flag */
+ write_h264_end(out, &bits, 0);
+
+ write_bytes(out, &bits, pps, sizeof(pps));
+ write_ue(out, &bits, 0); /* pic_parameter_set_id */
+ write_ue(out, &bits, 0); /* seq_parameter_set_id */
+ write_bits(out, &bits, 0, 1); /* entropy_coding_mode_flag */
+ write_bits(out, &bits, 0, 1); /* bottom_field_pic_order_in_frame_present_flag */
+ write_ue(out, &bits, 0); /* num_slice_groups_minus1 */
+ write_ue(out, &bits, 0); /* num_ref_idx_l0_default_active_minus1 */
+ write_ue(out, &bits, 0); /* num_ref_idx_l1_default_active_minus1 */
+ write_bits(out, &bits, 0, 1); /* weighted_pred_flag */
+ write_bits(out, &bits, 0, 2); /* weighted_bipred_idc */
+ write_se(out, &bits, 0); /* pic_init_qp_minus26 */
+ write_se(out, &bits, 0); /* pic_init_qs_minus26 */
+ write_se(out, &bits, 2); /* chroma_qp_index_offset */
+ write_bits(out, &bits, 0, 1); /* deblocking_filter_control_present_flag */
+ write_bits(out, &bits, 1, 1); /* constrained_intra_pred_flag */
+ write_bits(out, &bits, 0, 1); /* redundant_pic_cnt_present_flag */
+ write_h264_end(out, &bits, 1);
+}
+
static int solo_fill_mpeg(struct solo_enc_fh *fh, struct solo_enc_buf *enc_buf,
struct videobuf_buffer *vb,
struct videobuf_dmabuf *vbuf)
@@ -575,8 +653,12 @@ static int solo_fill_mpeg(struct solo_enc_fh *fh, struct solo_enc_buf *enc_buf,
if (!enc_buf->vop) {
u8 header[MAX_VOL_HEADER_LENGTH], *out = header;

- mpeg4_write_vol(&out, solo_dev, vh, solo_dev->fps * 1000,
- solo_enc->interval * 1000);
+ if (solo_dev->flags & FLAGS_6110)
+ h264_write_vol(&out, solo_dev, vh);
+ else
+ mpeg4_write_vol(&out, solo_dev, vh,
+ solo_dev->fps * 1000,
+ solo_enc->interval * 1000);
skip = out - header;
enc_write_sg(vbuf->sglist, header, skip);
/* Adjust the dma buffer past this header */
diff --git a/drivers/staging/solo6x10/solo6010.h b/drivers/staging/solo6x10/solo6010.h
index 9c930f3..4532e12 100644
--- a/drivers/staging/solo6x10/solo6010.h
+++ b/drivers/staging/solo6x10/solo6010.h
@@ -40,6 +40,7 @@
#ifndef PCI_VENDOR_ID_SOFTLOGIC
#define PCI_VENDOR_ID_SOFTLOGIC 0x9413
#define PCI_DEVICE_ID_SOLO6010 0x6010
+#define PCI_DEVICE_ID_SOLO6110 0x6110
#endif

#ifndef PCI_VENDOR_ID_BLUECHERRY
@@ -70,6 +71,8 @@
#define SOLO6010_VER_NUM \
KERNEL_VERSION(SOLO6010_VER_MAJOR, SOLO6010_VER_MINOR, SOLO6010_VER_SUB)

+#define FLAGS_6110 1
+
/*
* The SOLO6010 actually has 8 i2c channels, but we only use 2.
* 0 - Techwell chip(s)
@@ -183,6 +186,7 @@ struct solo6010_dev {
u8 __iomem *reg_base;
int nr_chans;
int nr_ext;
+ u32 flags;
u32 irq_mask;
u32 motion_mask;
spinlock_t reg_io_lock;

--
Krzysztof Halasa

Research Institute for Automation and Measurements
Al. Jerozolimskie 202, 02-486 Warsaw, Poland
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