Release 4.7 drivers/gpu/drm/radeon/radeon_legacy_tv.c
#include <drm/drmP.h>
#include <drm/drm_crtc_helper.h>
#include "radeon.h"
/*
* Integrated TV out support based on the GATOS code by
* Federico Ulivi <fulivi@lycos.com>
*/
/*
* Limits of h/v positions (hPos & vPos)
*/
#define MAX_H_POSITION 5
/* Range: [-5..5], negative is on the left, 0 is default, positive is on the right */
#define MAX_V_POSITION 5
/* Range: [-5..5], negative is up, 0 is default, positive is down */
/*
* Unit for hPos (in TV clock periods)
*/
#define H_POS_UNIT 10
/*
* Indexes in h. code timing table for horizontal line position adjustment
*/
#define H_TABLE_POS1 6
#define H_TABLE_POS2 8
/*
* Limits of hor. size (hSize)
*/
#define MAX_H_SIZE 5
/* Range: [-5..5], negative is smaller, positive is larger */
/* tv standard constants */
#define NTSC_TV_CLOCK_T 233
#define NTSC_TV_VFTOTAL 1
#define NTSC_TV_LINES_PER_FRAME 525
#define NTSC_TV_ZERO_H_SIZE 479166
#define NTSC_TV_H_SIZE_UNIT 9478
#define PAL_TV_CLOCK_T 188
#define PAL_TV_VFTOTAL 3
#define PAL_TV_LINES_PER_FRAME 625
#define PAL_TV_ZERO_H_SIZE 473200
#define PAL_TV_H_SIZE_UNIT 9360
/* tv pll setting for 27 mhz ref clk */
#define NTSC_TV_PLL_M_27 22
#define NTSC_TV_PLL_N_27 175
#define NTSC_TV_PLL_P_27 5
#define PAL_TV_PLL_M_27 113
#define PAL_TV_PLL_N_27 668
#define PAL_TV_PLL_P_27 3
/* tv pll setting for 14 mhz ref clk */
#define NTSC_TV_PLL_M_14 33
#define NTSC_TV_PLL_N_14 693
#define NTSC_TV_PLL_P_14 7
#define PAL_TV_PLL_M_14 19
#define PAL_TV_PLL_N_14 353
#define PAL_TV_PLL_P_14 5
#define VERT_LEAD_IN_LINES 2
#define FRAC_BITS 0xe
#define FRAC_MASK 0x3fff
struct radeon_tv_mode_constants {
uint16_t hor_resolution;
uint16_t ver_resolution;
enum radeon_tv_std standard;
uint16_t hor_total;
uint16_t ver_total;
uint16_t hor_start;
uint16_t hor_syncstart;
uint16_t ver_syncstart;
unsigned def_restart;
uint16_t crtcPLL_N;
uint8_t crtcPLL_M;
uint8_t crtcPLL_post_div;
unsigned pix_to_tv;
};
static const uint16_t hor_timing_NTSC[MAX_H_CODE_TIMING_LEN] = {
0x0007,
0x003f,
0x0263,
0x0a24,
0x2a6b,
0x0a36,
0x126d, /* H_TABLE_POS1 */
0x1bfe,
0x1a8f, /* H_TABLE_POS2 */
0x1ec7,
0x3863,
0x1bfe,
0x1bfe,
0x1a2a,
0x1e95,
0x0e31,
0x201b,
0
};
static const uint16_t vert_timing_NTSC[MAX_V_CODE_TIMING_LEN] = {
0x2001,
0x200d,
0x1006,
0x0c06,
0x1006,
0x1818,
0x21e3,
0x1006,
0x0c06,
0x1006,
0x1817,
0x21d4,
0x0002,
0
};
static const uint16_t hor_timing_PAL[MAX_H_CODE_TIMING_LEN] = {
0x0007,
0x0058,
0x027c,
0x0a31,
0x2a77,
0x0a95,
0x124f, /* H_TABLE_POS1 */
0x1bfe,
0x1b22, /* H_TABLE_POS2 */
0x1ef9,
0x387c,
0x1bfe,
0x1bfe,
0x1b31,
0x1eb5,
0x0e43,
0x201b,
0
};
static const uint16_t vert_timing_PAL[MAX_V_CODE_TIMING_LEN] = {
0x2001,
0x200c,
0x1005,
0x0c05,
0x1005,
0x1401,
0x1821,
0x2240,
0x1005,
0x0c05,
0x1005,
0x1401,
0x1822,
0x2230,
0x0002,
0
};
/**********************************************************************
*
* availableModes
*
* Table of all allowed modes for tv output
*
**********************************************************************/
static const struct radeon_tv_mode_constants available_tv_modes[] = {
{ /* NTSC timing for 27 Mhz ref clk */
800, /* horResolution */
600, /* verResolution */
TV_STD_NTSC, /* standard */
990, /* horTotal */
740, /* verTotal */
813, /* horStart */
824, /* horSyncStart */
632, /* verSyncStart */
625592, /* defRestart */
592, /* crtcPLL_N */
91, /* crtcPLL_M */
4, /* crtcPLL_postDiv */
1022, /* pixToTV */
},
{ /* PAL timing for 27 Mhz ref clk */
800, /* horResolution */
600, /* verResolution */
TV_STD_PAL, /* standard */
1144, /* horTotal */
706, /* verTotal */
812, /* horStart */
824, /* horSyncStart */
669, /* verSyncStart */
696700, /* defRestart */
1382, /* crtcPLL_N */
231, /* crtcPLL_M */
4, /* crtcPLL_postDiv */
759, /* pixToTV */
},
{ /* NTSC timing for 14 Mhz ref clk */
800, /* horResolution */
600, /* verResolution */
TV_STD_NTSC, /* standard */
1018, /* horTotal */
727, /* verTotal */
813, /* horStart */
840, /* horSyncStart */
633, /* verSyncStart */
630627, /* defRestart */
347, /* crtcPLL_N */
14, /* crtcPLL_M */
8, /* crtcPLL_postDiv */
1022, /* pixToTV */
},
{ /* PAL timing for 14 Mhz ref clk */
800, /* horResolution */
600, /* verResolution */
TV_STD_PAL, /* standard */
1131, /* horTotal */
742, /* verTotal */
813, /* horStart */
840, /* horSyncStart */
633, /* verSyncStart */
708369, /* defRestart */
211, /* crtcPLL_N */
9, /* crtcPLL_M */
8, /* crtcPLL_postDiv */
759, /* pixToTV */
},
};
#define N_AVAILABLE_MODES ARRAY_SIZE(available_tv_modes)
static const struct radeon_tv_mode_constants *radeon_legacy_tv_get_std_mode(struct radeon_encoder *radeon_encoder,
uint16_t *pll_ref_freq)
{
struct drm_device *dev = radeon_encoder->base.dev;
struct radeon_device *rdev = dev->dev_private;
struct radeon_crtc *radeon_crtc;
struct radeon_encoder_tv_dac *tv_dac = radeon_encoder->enc_priv;
const struct radeon_tv_mode_constants *const_ptr;
struct radeon_pll *pll;
radeon_crtc = to_radeon_crtc(radeon_encoder->base.crtc);
if (radeon_crtc->crtc_id == 1)
pll = &rdev->clock.p2pll;
else
pll = &rdev->clock.p1pll;
if (pll_ref_freq)
*pll_ref_freq = pll->reference_freq;
if (tv_dac->tv_std == TV_STD_NTSC ||
tv_dac->tv_std == TV_STD_NTSC_J ||
tv_dac->tv_std == TV_STD_PAL_M) {
if (pll->reference_freq == 2700)
const_ptr = &available_tv_modes[0];
else
const_ptr = &available_tv_modes[2];
} else {
if (pll->reference_freq == 2700)
const_ptr = &available_tv_modes[1];
else
const_ptr = &available_tv_modes[3];
}
return const_ptr;
}
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static long YCOEF_value[5] = { 2, 2, 0, 4, 0 };
static long YCOEF_EN_value[5] = { 1, 1, 0, 1, 0 };
static long SLOPE_value[5] = { 1, 2, 2, 4, 8 };
static long SLOPE_limit[5] = { 6, 5, 4, 3, 2 };
static void radeon_wait_pll_lock(struct drm_encoder *encoder, unsigned n_tests,
unsigned n_wait_loops, unsigned cnt_threshold)
{
struct drm_device *dev = encoder->dev;
struct radeon_device *rdev = dev->dev_private;
uint32_t save_pll_test;
unsigned int i, j;
WREG32(RADEON_TEST_DEBUG_MUX, (RREG32(RADEON_TEST_DEBUG_MUX) & 0xffff60ff) | 0x100);
save_pll_test = RREG32_PLL(RADEON_PLL_TEST_CNTL);
WREG32_PLL(RADEON_PLL_TEST_CNTL, save_pll_test & ~RADEON_PLL_MASK_READ_B);
WREG8(RADEON_CLOCK_CNTL_INDEX, RADEON_PLL_TEST_CNTL);
for (i = 0; i < n_tests; i++) {
WREG8(RADEON_CLOCK_CNTL_DATA + 3, 0);
for (j = 0; j < n_wait_loops; j++)
if (RREG8(RADEON_CLOCK_CNTL_DATA + 3) >= cnt_threshold)
break;
}
WREG32_PLL(RADEON_PLL_TEST_CNTL, save_pll_test);
WREG32(RADEON_TEST_DEBUG_MUX, RREG32(RADEON_TEST_DEBUG_MUX) & 0xffffe0ff);
}
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static void radeon_legacy_tv_write_fifo(struct radeon_encoder *radeon_encoder,
uint16_t addr, uint32_t value)
{
struct drm_device *dev = radeon_encoder->base.dev;
struct radeon_device *rdev = dev->dev_private;
uint32_t tmp;
int i = 0;
WREG32(RADEON_TV_HOST_WRITE_DATA, value);
WREG32(RADEON_TV_HOST_RD_WT_CNTL, addr);
WREG32(RADEON_TV_HOST_RD_WT_CNTL, addr | RADEON_HOST_FIFO_WT);
do {
tmp = RREG32(RADEON_TV_HOST_RD_WT_CNTL);
if ((tmp & RADEON_HOST_FIFO_WT_ACK) == 0)
break;
i++;
} while (i < 10000);
WREG32(RADEON_TV_HOST_RD_WT_CNTL, 0);
}
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#if 0 /* included for completeness */
static uint32_t radeon_legacy_tv_read_fifo(struct radeon_encoder *radeon_encoder, uint16_t addr)
{
struct drm_device *dev = radeon_encoder->base.dev;
struct radeon_device *rdev = dev->dev_private;
uint32_t tmp;
int i = 0;
WREG32(RADEON_TV_HOST_RD_WT_CNTL, addr);
WREG32(RADEON_TV_HOST_RD_WT_CNTL, addr | RADEON_HOST_FIFO_RD);
do {
tmp = RREG32(RADEON_TV_HOST_RD_WT_CNTL);
if ((tmp & RADEON_HOST_FIFO_RD_ACK) == 0)
break;
i++;
} while (i < 10000);
WREG32(RADEON_TV_HOST_RD_WT_CNTL, 0);
return RREG32(RADEON_TV_HOST_READ_DATA);
}
#endif
static uint16_t radeon_get_htiming_tables_addr(uint32_t tv_uv_adr)
{
uint16_t h_table;
switch ((tv_uv_adr & RADEON_HCODE_TABLE_SEL_MASK) >> RADEON_HCODE_TABLE_SEL_SHIFT) {
case 0:
h_table = RADEON_TV_MAX_FIFO_ADDR_INTERNAL;
break;
case 1:
h_table = ((tv_uv_adr & RADEON_TABLE1_BOT_ADR_MASK) >> RADEON_TABLE1_BOT_ADR_SHIFT) * 2;
break;
case 2:
h_table = ((tv_uv_adr & RADEON_TABLE3_TOP_ADR_MASK) >> RADEON_TABLE3_TOP_ADR_SHIFT) * 2;
break;
default:
h_table = 0;
break;
}
return h_table;
}
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static uint16_t radeon_get_vtiming_tables_addr(uint32_t tv_uv_adr)
{
uint16_t v_table;
switch ((tv_uv_adr & RADEON_VCODE_TABLE_SEL_MASK) >> RADEON_VCODE_TABLE_SEL_SHIFT) {
case 0:
v_table = ((tv_uv_adr & RADEON_MAX_UV_ADR_MASK) >> RADEON_MAX_UV_ADR_SHIFT) * 2 + 1;
break;
case 1:
v_table = ((tv_uv_adr & RADEON_TABLE1_BOT_ADR_MASK) >> RADEON_TABLE1_BOT_ADR_SHIFT) * 2 + 1;
break;
case 2:
v_table = ((tv_uv_adr & RADEON_TABLE3_TOP_ADR_MASK) >> RADEON_TABLE3_TOP_ADR_SHIFT) * 2 + 1;
break;
default:
v_table = 0;
break;
}
return v_table;
}
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static void radeon_restore_tv_timing_tables(struct radeon_encoder *radeon_encoder)
{
struct drm_device *dev = radeon_encoder->base.dev;
struct radeon_device *rdev = dev->dev_private;
struct radeon_encoder_tv_dac *tv_dac = radeon_encoder->enc_priv;
uint16_t h_table, v_table;
uint32_t tmp;
int i;
WREG32(RADEON_TV_UV_ADR, tv_dac->tv.tv_uv_adr);
h_table = radeon_get_htiming_tables_addr(tv_dac->tv.tv_uv_adr);
v_table = radeon_get_vtiming_tables_addr(tv_dac->tv.tv_uv_adr);
for (i = 0; i < MAX_H_CODE_TIMING_LEN; i += 2, h_table--) {
tmp = ((uint32_t)tv_dac->tv.h_code_timing[i] << 14) | ((uint32_t)tv_dac->tv.h_code_timing[i+1]);
radeon_legacy_tv_write_fifo(radeon_encoder, h_table, tmp);
if (tv_dac->tv.h_code_timing[i] == 0 || tv_dac->tv.h_code_timing[i + 1] == 0)
break;
}
for (i = 0; i < MAX_V_CODE_TIMING_LEN; i += 2, v_table++) {
tmp = ((uint32_t)tv_dac->tv.v_code_timing[i+1] << 14) | ((uint32_t)tv_dac->tv.v_code_timing[i]);
radeon_legacy_tv_write_fifo(radeon_encoder, v_table, tmp);
if (tv_dac->tv.v_code_timing[i] == 0 || tv_dac->tv.v_code_timing[i + 1] == 0)
break;
}
}
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static void radeon_legacy_write_tv_restarts(struct radeon_encoder *radeon_encoder)
{
struct drm_device *dev = radeon_encoder->base.dev;
struct radeon_device *rdev = dev->dev_private;
struct radeon_encoder_tv_dac *tv_dac = radeon_encoder->enc_priv;
WREG32(RADEON_TV_FRESTART, tv_dac->tv.frestart);
WREG32(RADEON_TV_HRESTART, tv_dac->tv.hrestart);
WREG32(RADEON_TV_VRESTART, tv_dac->tv.vrestart);
}
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static bool radeon_legacy_tv_init_restarts(struct drm_encoder *encoder)
{
struct drm_device *dev = encoder->dev;
struct radeon_device *rdev = dev->dev_private;
struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
struct radeon_encoder_tv_dac *tv_dac = radeon_encoder->enc_priv;
struct radeon_crtc *radeon_crtc;
int restart;
unsigned int h_total, v_total, f_total;
int v_offset, h_offset;
u16 p1, p2, h_inc;
bool h_changed;
const struct radeon_tv_mode_constants *const_ptr;
struct radeon_pll *pll;
radeon_crtc = to_radeon_crtc(radeon_encoder->base.crtc);
if (radeon_crtc->crtc_id == 1)
pll = &rdev->clock.p2pll;
else
pll = &rdev->clock.p1pll;
const_ptr = radeon_legacy_tv_get_std_mode(radeon_encoder, NULL);
if (!const_ptr)
return false;
h_total = const_ptr->hor_total;
v_total = const_ptr->ver_total;
if (tv_dac->tv_std == TV_STD_NTSC ||
tv_dac->tv_std == TV_STD_NTSC_J ||
tv_dac->tv_std == TV_STD_PAL_M ||
tv_dac->tv_std == TV_STD_PAL_60)
f_total = NTSC_TV_VFTOTAL + 1;
else
f_total = PAL_TV_VFTOTAL + 1;
/* adjust positions 1&2 in hor. cod timing table */
h_offset = tv_dac->h_pos * H_POS_UNIT;
if (tv_dac->tv_std == TV_STD_NTSC ||
tv_dac->tv_std == TV_STD_NTSC_J ||
tv_dac->tv_std == TV_STD_PAL_M) {
h_offset -= 50;
p1 = hor_timing_NTSC[H_TABLE_POS1];
p2 = hor_timing_NTSC[H_TABLE_POS2];
} else {
p1 = hor_timing_PAL[H_TABLE_POS1];
p2 = hor_timing_PAL[H_TABLE_POS2];
}
p1 = (u16)((int)p1 + h_offset);
p2 = (u16)((int)p2 - h_offset);
h_changed = (p1 != tv_dac->tv.h_code_timing[H_TABLE_POS1] ||
p2 != tv_dac->tv.h_code_timing[H_TABLE_POS2]);
tv_dac->tv.h_code_timing[H_TABLE_POS1] = p1;
tv_dac->tv.h_code_timing[H_TABLE_POS2] = p2;
/* Convert hOffset from n. of TV clock periods to n. of CRTC clock periods (CRTC pixels) */
h_offset = (h_offset * (int)(const_ptr->pix_to_tv)) / 1000;
/* adjust restart */
restart = const_ptr->def_restart;
/*
* convert v_pos TV lines to n. of CRTC pixels
*/
if (tv_dac->tv_std == TV_STD_NTSC ||
tv_dac->tv_std == TV_STD_NTSC_J ||
tv_dac->tv_std == TV_STD_PAL_M ||
tv_dac->tv_std == TV_STD_PAL_60)
v_offset = ((int)(v_total * h_total) * 2 * tv_dac->v_pos) / (int)(NTSC_TV_LINES_PER_FRAME);
else
v_offset = ((int)(v_total * h_total) * 2 * tv_dac->v_pos) / (int)(PAL_TV_LINES_PER_FRAME);
restart -= v_offset + h_offset;
DRM_DEBUG_KMS("compute_restarts: def = %u h = %d v = %d, p1 = %04x, p2 = %04x, restart = %d\n",
const_ptr->def_restart, tv_dac->h_pos, tv_dac->v_pos, p1, p2, restart);
tv_dac->tv.hrestart = restart % h_total;
restart /= h_total;
tv_dac->tv.vrestart = restart % v_total;
restart /= v_total;
tv_dac->tv.frestart = restart % f_total;
DRM_DEBUG_KMS("compute_restart: F/H/V=%u,%u,%u\n",
(unsigned)tv_dac->tv.frestart,
(unsigned)tv_dac->tv.vrestart,
(unsigned)tv_dac->tv.hrestart);
/* compute h_inc from hsize */
if (tv_dac->tv_std == TV_STD_NTSC ||
tv_dac->tv_std == TV_STD_NTSC_J ||
tv_dac->tv_std == TV_STD_PAL_M)
h_inc = (u16)((int)(const_ptr->hor_resolution * 4096 * NTSC_TV_CLOCK_T) /
(tv_dac->h_size * (int)(NTSC_TV_H_SIZE_UNIT) + (int)(NTSC_TV_ZERO_H_SIZE)));
else
h_inc = (u16)((int)(const_ptr->hor_resolution * 4096 * PAL_TV_CLOCK_T) /
(tv_dac->h_size * (int)(PAL_TV_H_SIZE_UNIT) + (int)(PAL_TV_ZERO_H_SIZE)));
tv_dac->tv.timing_cntl = (tv_dac->tv.timing_cntl & ~RADEON_H_INC_MASK) |
((u32)h_inc << RADEON_H_INC_SHIFT);
DRM_DEBUG_KMS("compute_restart: h_size = %d h_inc = %d\n", tv_dac->h_size, h_inc);
return h_changed;
}
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void radeon_legacy_tv_mode_set(struct drm_encoder *encoder,
struct drm_display_mode *mode,
struct drm_display_mode *adjusted_mode)
{
struct drm_device *dev = encoder->dev;
struct radeon_device *rdev = dev->dev_private;
struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
struct radeon_encoder_tv_dac *tv_dac = radeon_encoder->enc_priv;
const struct radeon_tv_mode_constants *const_ptr;
struct radeon_crtc *radeon_crtc;
int i;
uint16_t pll_ref_freq;
uint32_t vert_space, flicker_removal, tmp;
uint32_t tv_master_cntl, tv_rgb_cntl, tv_dac_cntl;
uint32_t tv_modulator_cntl1, tv_modulator_cntl2;
uint32_t tv_vscaler_cntl1, tv_vscaler_cntl2;
uint32_t tv_pll_cntl, tv_pll_cntl1, tv_ftotal;
uint32_t tv_y_fall_cntl, tv_y_rise_cntl, tv_y_saw_tooth_cntl;
uint32_t m, n, p;
const uint16_t *hor_timing;
const uint16_t *vert_timing;
const_ptr = radeon_legacy_tv_get_std_mode(radeon_encoder, &pll_ref_freq);
if (!const_ptr)
return;
radeon_crtc = to_radeon_crtc(encoder->crtc);
tv_master_cntl = (RADEON_VIN_ASYNC_RST |
RADEON_CRT_FIFO_CE_EN |
RADEON_TV_FIFO_CE_EN |
RADEON_TV_ON);
if (!ASIC_IS_R300(rdev))
tv_master_cntl |= RADEON_TVCLK_ALWAYS_ONb;
if (tv_dac->tv_std == TV_STD_NTSC ||
tv_dac->tv_std == TV_STD_NTSC_J)
tv_master_cntl |= RADEON_RESTART_PHASE_FIX;
tv_modulator_cntl1 = (RADEON_SLEW_RATE_LIMIT |
RADEON_SYNC_TIP_LEVEL |
RADEON_YFLT_EN |
RADEON_UVFLT_EN |
(6 << RADEON_CY_FILT_BLEND_SHIFT));
if (tv_dac->tv_std == TV_STD_NTSC ||
tv_dac->tv_std == TV_STD_NTSC_J) {
tv_modulator_cntl1 |= (0x46 << RADEON_SET_UP_LEVEL_SHIFT) |
(0x3b << RADEON_BLANK_LEVEL_SHIFT);
tv_modulator_cntl2 = (-111 & RADEON_TV_U_BURST_LEVEL_MASK) |
((0 & RADEON_TV_V_BURST_LEVEL_MASK) << RADEON_TV_V_BURST_LEVEL_SHIFT);
} else if (tv_dac->tv_std == TV_STD_SCART_PAL) {
tv_modulator_cntl1 |= RADEON_ALT_PHASE_EN;
tv_modulator_cntl2 = (0 & RADEON_TV_U_BURST_LEVEL_MASK) |
((0 & RADEON_TV_V_BURST_LEVEL_MASK) << RADEON_TV_V_BURST_LEVEL_SHIFT);
} else {
tv_modulator_cntl1 |= RADEON_ALT_PHASE_EN |
(0x3b << RADEON_SET_UP_LEVEL_SHIFT) |
(0x3b << RADEON_BLANK_LEVEL_SHIFT);
tv_modulator_cntl2 = (-78 & RADEON_TV_U_BURST_LEVEL_MASK) |
((62 & RADEON_TV_V_BURST_LEVEL_MASK) << RADEON_TV_V_BURST_LEVEL_SHIFT);
}
tv_rgb_cntl = (RADEON_RGB_DITHER_EN
| RADEON_TVOUT_SCALE_EN
| (0x0b << RADEON_UVRAM_READ_MARGIN_SHIFT)
| (0x07 << RADEON_FIFORAM_FFMACRO_READ_MARGIN_SHIFT)
| RADEON_RGB_ATTEN_SEL(0x3)
| RADEON_RGB_ATTEN_VAL(0xc));
if (radeon_crtc->crtc_id == 1)
tv_rgb_cntl |= RADEON_RGB_SRC_SEL_CRTC2;
else {
if (radeon_crtc->rmx_type != RMX_OFF)
tv_rgb_cntl |= RADEON_RGB_SRC_SEL_RMX;
else
tv_rgb_cntl |= RADEON_RGB_SRC_SEL_CRTC1;
}
if (tv_dac->tv_std == TV_STD_NTSC ||
tv_dac->tv_std == TV_STD_NTSC_J ||
tv_dac->tv_std == TV_STD_PAL_M ||
tv_dac->tv_std == TV_STD_PAL_60)
vert_space = const_ptr->ver_total * 2 * 10000 / NTSC_TV_LINES_PER_FRAME;
else
vert_space = const_ptr->ver_total * 2 * 10000 / PAL_TV_LINES_PER_FRAME;
tmp = RREG32(RADEON_TV_VSCALER_CNTL1);
tmp &= 0xe3ff0000;
tmp |= (vert_space * (1 << FRAC_BITS) / 10000);
tv_vscaler_cntl1 = tmp;
if (pll_ref_freq == 2700)
tv_vscaler_cntl1 |= RADEON_RESTART_FIELD;
if (const_ptr->hor_resolution == 1024)
tv_vscaler_cntl1 |= (4 << RADEON_Y_DEL_W_SIG_SHIFT);
else
tv_vscaler_cntl1 |= (2 << RADEON_Y_DEL_W_SIG_SHIFT);
/* scale up for int divide */
tmp = const_ptr->ver_total * 2 * 1000;
if (tv_dac->tv_std == TV_STD_NTSC ||
tv_dac->tv_std == TV_STD_NTSC_J ||
tv_dac->tv_std == TV_STD_PAL_M ||
tv_dac->tv_std == TV_STD_PAL_60) {
tmp /= NTSC_TV_LINES_PER_FRAME;
} else {
tmp /= PAL_TV_LINES_PER_FRAME;
}
flicker_removal = (tmp + 500) / 1000;
if (flicker_removal < 3)
flicker_removal = 3;
for (i = 0; i < ARRAY_SIZE(SLOPE_limit); ++i) {
if (flicker_removal == SLOPE_limit[i])
break;
}
tv_y_saw_tooth_cntl = (vert_space * SLOPE_value[i] * (1 << (FRAC_BITS - 1)) +
5001) / 10000 / 8 | ((SLOPE_value[i] *
(1 << (FRAC_BITS - 1)) / 8) << 16);
tv_y_fall_cntl =
(YCOEF_EN_value[i] << 17) | ((YCOEF_value[i] * (1 << 8) / 8) << 24) |
RADEON_Y_FALL_PING_PONG | (272 * SLOPE_value[i] / 8) * (1 << (FRAC_BITS - 1)) /
1024;
tv_y_rise_cntl = RADEON_Y_RISE_PING_PONG|
(flicker_removal * 1024 - 272) * SLOPE_value[i] / 8 * (1 << (FRAC_BITS - 1)) / 1024;
tv_vscaler_cntl2 = RREG32(RADEON_TV_VSCALER_CNTL2) & 0x00fffff0;
tv_vscaler_cntl2 |= (0x10 << 24) |
RADEON_DITHER_MODE |
RADEON_Y_OUTPUT_DITHER_EN |
RADEON_UV_OUTPUT_DITHER_EN |
RADEON_UV_TO_BUF_DITHER_EN;
tmp = (tv_vscaler_cntl1 >> RADEON_UV_INC_SHIFT) & RADEON_UV_INC_MASK;
tmp = ((16384 * 256 * 10) / tmp + 5) / 10;
tmp = (tmp << RADEON_UV_OUTPUT_POST_SCALE_SHIFT) | 0x000b0000;
tv_dac->tv.timing_cntl = tmp;
if (tv_dac->tv_std == TV_STD_NTSC ||
tv_dac->tv_std == TV_STD_NTSC_J ||
tv_dac->tv_std == TV_STD_PAL_M ||
tv_dac->tv_std == TV_STD_PAL_60)
tv_dac_cntl = tv_dac->ntsc_tvdac_adj;
else
tv_dac_cntl = tv_dac->pal_tvdac_adj;
tv_dac_cntl |= RADEON_TV_DAC_NBLANK | RADEON_TV_DAC_NHOLD;
if (tv_dac->tv_std == TV_STD_NTSC ||
tv_dac->tv_std == TV_STD_NTSC_J)
tv_dac_cntl |= RADEON_TV_DAC_STD_NTSC;
else
tv_dac_cntl |= RADEON_TV_DAC_STD_PAL;
if (tv_dac->tv_std == TV_STD_NTSC ||
tv_dac->tv_std == TV_STD_NTSC_J) {
if (pll_ref_freq == 2700) {
m = NTSC_TV_PLL_M_27;
n = NTSC_TV_PLL_N_27;
p = NTSC_TV_PLL_P_27;
} else {
m = NTSC_TV_PLL_M_14;
n = NTSC_TV_PLL_N_14;
p = NTSC_TV_PLL_P_14;
}
} else {
if (pll_ref_freq == 2700) {
m = PAL_TV_PLL_M_27;
n = PAL_TV_PLL_N_27;
p = PAL_TV_PLL_P_27;
} else {
m = PAL_TV_PLL_M_14;
n = PAL_TV_PLL_N_14;
p = PAL_TV_PLL_P_14;
}
}
tv_pll_cntl = (m & RADEON_TV_M0LO_MASK) |
(((m >> 8) & RADEON_TV_M0HI_MASK) << RADEON_TV_M0HI_SHIFT) |
((n & RADEON_TV_N0LO_MASK) << RADEON_TV_N0LO_SHIFT) |
(((n >> 9) & RADEON_TV_N0HI_MASK) << RADEON_TV_N0HI_SHIFT) |
((p & RADEON_TV_P_MASK) << RADEON_TV_P_SHIFT);
tv_pll_cntl1 = (((4 & RADEON_TVPCP_MASK) << RADEON_TVPCP_SHIFT) |
((4 & RADEON_TVPVG_MASK) << RADEON_TVPVG_SHIFT) |
((1 & RADEON_TVPDC_MASK) << RADEON_TVPDC_SHIFT) |
RADEON_TVCLK_SRC_SEL_TVPLL |
RADEON_TVPLL_TEST_DIS);
tv_dac->tv.tv_uv_adr = 0xc8;
if (tv_dac->tv_std == TV_STD_NTSC ||
tv_dac->tv_std == TV_STD_NTSC_J ||
tv_dac->tv_std == TV_STD_PAL_M ||
tv_dac->tv_std == TV_STD_PAL_60) {
tv_ftotal = NTSC_TV_VFTOTAL;
hor_timing = hor_timing_NTSC;
vert_timing = vert_timing_NTSC;
} else {
hor_timing = hor_timing_PAL;
vert_timing = vert_timing_PAL;
tv_ftotal = PAL_TV_VFTOTAL;
}
for (i = 0; i < MAX_H_CODE_TIMING_LEN; i++) {
if ((tv_dac->tv.h_code_timing[i] = hor_timing[i]) == 0)
break;
}
for (i = 0; i < MAX_V_CODE_TIMING_LEN; i++) {
if ((tv_dac->tv.v_code_timing[i] = vert_timing[i]) == 0)
break;
}
radeon_legacy_tv_init_restarts(encoder);
/* play with DAC_CNTL */
/* play with GPIOPAD_A */
/* DISP_OUTPUT_CNTL */
/* use reference freq */
/* program the TV registers */
WREG32(RADEON_TV_MASTER_CNTL, (tv_master_cntl | RADEON_TV_ASYNC_RST |
RADEON_CRT_ASYNC_RST | RADEON_TV_FIFO_ASYNC_RST));
tmp = RREG32(RADEON_TV_DAC_CNTL);
tmp &= ~RADEON_TV_DAC_NBLANK;
tmp |= RADEON_TV_DAC_BGSLEEP |
RADEON_TV_DAC_RDACPD |
RADEON_TV_DAC_GDACPD |
RADEON_TV_DAC_BDACPD;
WREG32(RADEON_TV_DAC_CNTL, tmp);
/* TV PLL */
WREG32_PLL_P(RADEON_TV_PLL_CNTL1, 0, ~RADEON_TVCLK_SRC_SEL_TVPLL);
WREG32_PLL(RADEON_TV_PLL_CNTL, tv_pll_cntl);
WREG32_PLL_P(RADEON_TV_PLL_CNTL1, RADEON_TVPLL_RESET, ~RADEON_TVPLL_RESET);
radeon_wait_pll_lock(encoder, 200, 800, 135);
WREG32_PLL_P(RADEON_TV_PLL_CNTL1, 0, ~RADEON_TVPLL_RESET);
radeon_wait_pll_lock(encoder, 300, 160, 27);
radeon_wait_pll_lock(encoder, 200, 800, 135);
WREG32_PLL_P(RADEON_TV_PLL_CNTL1, 0, ~0xf);
WREG32_PLL_P(RADEON_TV_PLL_CNTL1, RADEON_TVCLK_SRC_SEL_TVPLL, ~RADEON_TVCLK_SRC_SEL_TVPLL);
WREG32_PLL_P(RADEON_TV_PLL_CNTL1, (1 << RADEON_TVPDC_SHIFT), ~RADEON_TVPDC_MASK);
WREG32_PLL_P(RADEON_TV_PLL_CNTL1, 0, ~RADEON_TVPLL_SLEEP);
/* TV HV */
WREG32(RADEON_TV_RGB_CNTL, tv_rgb_cntl);
WREG32(RADEON_TV_HTOTAL, const_ptr->hor_total - 1);
WREG32(RADEON_TV_HDISP, const_ptr->hor_resolution - 1);
WREG32(RADEON_TV_HSTART, const_ptr->hor_start);
WREG32(RADEON_TV_VTOTAL, const_ptr->ver_total - 1);
WREG32(RADEON_TV_VDISP, const_ptr->ver_resolution - 1);
WREG32(RADEON_TV_FTOTAL, tv_ftotal);
WREG32(RADEON_TV_VSCALER_CNTL1, tv_vscaler_cntl1);
WREG32(RADEON_TV_VSCALER_CNTL2, tv_vscaler_cntl2);
WREG32(RADEON_TV_Y_FALL_CNTL, tv_y_fall_cntl);
WREG32(RADEON_TV_Y_RISE_CNTL, tv_y_rise_cntl);
WREG32(RADEON_TV_Y_SAW_TOOTH_CNTL, tv_y_saw_tooth_cntl);
WREG32(RADEON_TV_MASTER_CNTL, (tv_master_cntl | RADEON_TV_ASYNC_RST |
RADEON_CRT_ASYNC_RST));
/* TV restarts */
radeon_legacy_write_tv_restarts(radeon_encoder);
/* tv timings */
radeon_restore_tv_timing_tables(radeon_encoder);
WREG32(RADEON_TV_MASTER_CNTL, (tv_master_cntl | RADEON_TV_ASYNC_RST));
/* tv std */
WREG32(RADEON_TV_SYNC_CNTL, (RADEON_SYNC_PUB | RADEON_TV_SYNC_IO_DRIVE));
WREG32(RADEON_TV_TIMING_CNTL, tv_dac->tv.timing_cntl);
WREG32(RADEON_TV_MODULATOR_CNTL1, tv_modulator_cntl1);
WREG32(RADEON_TV_MODULATOR_CNTL2, tv_modulator_cntl2);
WREG32(RADEON_TV_PRE_DAC_MUX_CNTL, (RADEON_Y_RED_EN |
RADEON_C_GRN_EN |
RADEON_CMP_BLU_EN |
RADEON_DAC_DITHER_EN));
WREG32(RADEON_TV_CRC_CNTL, 0);
WREG32(RADEON_TV_MASTER_CNTL, tv_master_cntl);
WREG32(RADEON_TV_GAIN_LIMIT_SETTINGS, ((0x17f << RADEON_UV_GAIN_LIMIT_SHIFT) |
(0x5ff << RADEON_Y_GAIN_LIMIT_SHIFT)));
WREG32(RADEON_TV_LINEAR_GAIN_SETTINGS, ((0x100 << RADEON_UV_GAIN_SHIFT) |
(0x100 << RADEON_Y_GAIN_SHIFT)));
WREG32(RADEON_TV_DAC_CNTL, tv_dac_cntl);
}
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| darren jenkins | darren jenkins | 4 | 0.25% | 1 | 25.00% |
| Total | 1621 | 100.00% | 4 | 100.00% |
void radeon_legacy_tv_adjust_crtc_reg(struct drm_encoder *encoder,
uint32_t *h_total_disp, uint32_t *h_sync_strt_wid,
uint32_t *v_total_disp, uint32_t *v_sync_strt_wid)
{
struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
const struct radeon_tv_mode_constants *const_ptr;
uint32_t tmp;
const_ptr = radeon_legacy_tv_get_std_mode(radeon_encoder, NULL);
if (!const_ptr)
return;
*h_total_disp = (((const_ptr->hor_resolution / 8) - 1) << RADEON_CRTC_H_DISP_SHIFT) |
(((const_ptr->hor_total / 8) - 1) << RADEON_CRTC_H_TOTAL_SHIFT);
tmp = *h_sync_strt_wid;
tmp &= ~(RADEON_CRTC_H_SYNC_STRT_PIX | RADEON_CRTC_H_SYNC_STRT_CHAR);
tmp |= (((const_ptr->hor_syncstart / 8) - 1) << RADEON_CRTC_H_SYNC_STRT_CHAR_SHIFT) |
(const_ptr->hor_syncstart & 7);
*h_sync_strt_wid = tmp;
*v_total_disp = ((const_ptr->ver_resolution - 1) << RADEON_CRTC_V_DISP_SHIFT) |
((const_ptr->ver_total - 1) << RADEON_CRTC_V_TOTAL_SHIFT);
tmp = *v_sync_strt_wid;
tmp &= ~RADEON_CRTC_V_SYNC_STRT;
tmp |= ((const_ptr->ver_syncstart - 1) << RADEON_CRTC_V_SYNC_STRT_SHIFT);
*v_sync_strt_wid = tmp;
}
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| Total | 196 | 100.00% | 1 | 100.00% |
static int get_post_div(int value)
{
int post_div;
switch (value) {
case 1: post_div = 0; break;
case 2: post_div = 1; break;
case 3: post_div = 4; break;
case 4: post_div = 2; break;
case 6: post_div = 6; break;
case 8: post_div = 3; break;
case 12: post_div = 7; break;
case 16:
default: post_div = 5; break;
}
return post_div;
}
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| Person | Tokens | Prop | Commits | CommitProp |
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| Total | 86 | 100.00% | 1 | 100.00% |
void radeon_legacy_tv_adjust_pll1(struct drm_encoder *encoder,
uint32_t *htotal_cntl, uint32_t *ppll_ref_div,
uint32_t *ppll_div_3, uint32_t *pixclks_cntl)
{
struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
const struct radeon_tv_mode_constants *const_ptr;
const_ptr = radeon_legacy_tv_get_std_mode(radeon_encoder, NULL);
if (!const_ptr)
return;
*htotal_cntl = (const_ptr->hor_total & 0x7) | RADEON_HTOT_CNTL_VGA_EN;
*ppll_ref_div = const_ptr->crtcPLL_M;
*ppll_div_3 = (const_ptr->crtcPLL_N & 0x7ff) | (get_post_div(const_ptr->crtcPLL_post_div) << 16);
*pixclks_cntl &= ~(RADEON_PIX2CLK_SRC_SEL_MASK | RADEON_PIXCLK_TV_SRC_SEL);
*pixclks_cntl |= RADEON_PIX2CLK_SRC_SEL_P2PLLCLK;
}
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| Total | 114 | 100.00% | 1 | 100.00% |
void radeon_legacy_tv_adjust_pll2(struct drm_encoder *encoder,
uint32_t *htotal2_cntl, uint32_t *p2pll_ref_div,
uint32_t *p2pll_div_0, uint32_t *pixclks_cntl)
{
struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
const struct radeon_tv_mode_constants *const_ptr;
const_ptr = radeon_legacy_tv_get_std_mode(radeon_encoder, NULL);
if (!const_ptr)
return;
*htotal2_cntl = (const_ptr->hor_total & 0x7);
*p2pll_ref_div = const_ptr->crtcPLL_M;
*p2pll_div_0 = (const_ptr->crtcPLL_N & 0x7ff) | (get_post_div(const_ptr->crtcPLL_post_div) << 16);
*pixclks_cntl &= ~RADEON_PIX2CLK_SRC_SEL_MASK;
*pixclks_cntl |= RADEON_PIX2CLK_SRC_SEL_P2PLLCLK | RADEON_PIXCLK_TV_SRC_SEL;
}
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| Person | Tokens | Prop | Commits | CommitProp |
| dave airlie | dave airlie | 110 | 100.00% | 1 | 100.00% |
| Total | 110 | 100.00% | 1 | 100.00% |
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| david howells | david howells | 2 | 0.05% | 1 | 16.67% |
| Total | 4401 | 100.00% | 6 | 100.00% |
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