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path: root/drivers/gpu/drm/radeon/atombios_crtc.c
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Diffstat (limited to 'drivers/gpu/drm/radeon/atombios_crtc.c')
-rw-r--r--drivers/gpu/drm/radeon/atombios_crtc.c268
1 files changed, 202 insertions, 66 deletions
diff --git a/drivers/gpu/drm/radeon/atombios_crtc.c b/drivers/gpu/drm/radeon/atombios_crtc.c
index fb187c78978..a03c73411a5 100644
--- a/drivers/gpu/drm/radeon/atombios_crtc.c
+++ b/drivers/gpu/drm/radeon/atombios_crtc.c
@@ -270,8 +270,6 @@ void atombios_crtc_dpms(struct drm_crtc *crtc, int mode)
switch (mode) {
case DRM_MODE_DPMS_ON:
radeon_crtc->enabled = true;
- /* adjust pm to dpms changes BEFORE enabling crtcs */
- radeon_pm_compute_clocks(rdev);
atombios_enable_crtc(crtc, ATOM_ENABLE);
if (ASIC_IS_DCE3(rdev) && !ASIC_IS_DCE6(rdev))
atombios_enable_crtc_memreq(crtc, ATOM_ENABLE);
@@ -289,10 +287,10 @@ void atombios_crtc_dpms(struct drm_crtc *crtc, int mode)
atombios_enable_crtc_memreq(crtc, ATOM_DISABLE);
atombios_enable_crtc(crtc, ATOM_DISABLE);
radeon_crtc->enabled = false;
- /* adjust pm to dpms changes AFTER disabling crtcs */
- radeon_pm_compute_clocks(rdev);
break;
}
+ /* adjust pm to dpms */
+ radeon_pm_compute_clocks(rdev);
}
static void
@@ -559,6 +557,7 @@ static u32 atombios_adjust_pll(struct drm_crtc *crtc,
u32 adjusted_clock = mode->clock;
int encoder_mode = atombios_get_encoder_mode(encoder);
u32 dp_clock = mode->clock;
+ u32 clock = mode->clock;
int bpc = radeon_crtc->bpc;
bool is_duallink = radeon_dig_monitor_is_duallink(encoder, mode->clock);
@@ -634,6 +633,24 @@ static u32 atombios_adjust_pll(struct drm_crtc *crtc,
radeon_crtc->pll_flags |= RADEON_PLL_USE_REF_DIV;
}
+ /* adjust pll for deep color modes */
+ if (encoder_mode == ATOM_ENCODER_MODE_HDMI) {
+ switch (bpc) {
+ case 8:
+ default:
+ break;
+ case 10:
+ clock = (clock * 5) / 4;
+ break;
+ case 12:
+ clock = (clock * 3) / 2;
+ break;
+ case 16:
+ clock = clock * 2;
+ break;
+ }
+ }
+
/* DCE3+ has an AdjustDisplayPll that will adjust the pixel clock
* accordingly based on the encoder/transmitter to work around
* special hw requirements.
@@ -655,7 +672,7 @@ static u32 atombios_adjust_pll(struct drm_crtc *crtc,
switch (crev) {
case 1:
case 2:
- args.v1.usPixelClock = cpu_to_le16(mode->clock / 10);
+ args.v1.usPixelClock = cpu_to_le16(clock / 10);
args.v1.ucTransmitterID = radeon_encoder->encoder_id;
args.v1.ucEncodeMode = encoder_mode;
if (radeon_crtc->ss_enabled && radeon_crtc->ss.percentage)
@@ -667,7 +684,7 @@ static u32 atombios_adjust_pll(struct drm_crtc *crtc,
adjusted_clock = le16_to_cpu(args.v1.usPixelClock) * 10;
break;
case 3:
- args.v3.sInput.usPixelClock = cpu_to_le16(mode->clock / 10);
+ args.v3.sInput.usPixelClock = cpu_to_le16(clock / 10);
args.v3.sInput.ucTransmitterID = radeon_encoder->encoder_id;
args.v3.sInput.ucEncodeMode = encoder_mode;
args.v3.sInput.ucDispPllConfig = 0;
@@ -681,10 +698,6 @@ static u32 atombios_adjust_pll(struct drm_crtc *crtc,
args.v3.sInput.usPixelClock = cpu_to_le16(dp_clock / 10);
} else if (radeon_encoder->devices & (ATOM_DEVICE_DFP_SUPPORT)) {
struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv;
- if (encoder_mode == ATOM_ENCODER_MODE_HDMI)
- /* deep color support */
- args.v3.sInput.usPixelClock =
- cpu_to_le16((mode->clock * bpc / 8) / 10);
if (dig->coherent_mode)
args.v3.sInput.ucDispPllConfig |=
DISPPLL_CONFIG_COHERENT_MODE;
@@ -864,14 +877,21 @@ static void atombios_crtc_program_pll(struct drm_crtc *crtc,
args.v5.ucMiscInfo = 0; /* HDMI depth, etc. */
if (ss_enabled && (ss->type & ATOM_EXTERNAL_SS_MASK))
args.v5.ucMiscInfo |= PIXEL_CLOCK_V5_MISC_REF_DIV_SRC;
- switch (bpc) {
- case 8:
- default:
- args.v5.ucMiscInfo |= PIXEL_CLOCK_V5_MISC_HDMI_24BPP;
- break;
- case 10:
- args.v5.ucMiscInfo |= PIXEL_CLOCK_V5_MISC_HDMI_30BPP;
- break;
+ if (encoder_mode == ATOM_ENCODER_MODE_HDMI) {
+ switch (bpc) {
+ case 8:
+ default:
+ args.v5.ucMiscInfo |= PIXEL_CLOCK_V5_MISC_HDMI_24BPP;
+ break;
+ case 10:
+ /* yes this is correct, the atom define is wrong */
+ args.v5.ucMiscInfo |= PIXEL_CLOCK_V5_MISC_HDMI_32BPP;
+ break;
+ case 12:
+ /* yes this is correct, the atom define is wrong */
+ args.v5.ucMiscInfo |= PIXEL_CLOCK_V5_MISC_HDMI_30BPP;
+ break;
+ }
}
args.v5.ucTransmitterID = encoder_id;
args.v5.ucEncoderMode = encoder_mode;
@@ -886,20 +906,22 @@ static void atombios_crtc_program_pll(struct drm_crtc *crtc,
args.v6.ucMiscInfo = 0; /* HDMI depth, etc. */
if (ss_enabled && (ss->type & ATOM_EXTERNAL_SS_MASK))
args.v6.ucMiscInfo |= PIXEL_CLOCK_V6_MISC_REF_DIV_SRC;
- switch (bpc) {
- case 8:
- default:
- args.v6.ucMiscInfo |= PIXEL_CLOCK_V6_MISC_HDMI_24BPP;
- break;
- case 10:
- args.v6.ucMiscInfo |= PIXEL_CLOCK_V6_MISC_HDMI_30BPP;
- break;
- case 12:
- args.v6.ucMiscInfo |= PIXEL_CLOCK_V6_MISC_HDMI_36BPP;
- break;
- case 16:
- args.v6.ucMiscInfo |= PIXEL_CLOCK_V6_MISC_HDMI_48BPP;
- break;
+ if (encoder_mode == ATOM_ENCODER_MODE_HDMI) {
+ switch (bpc) {
+ case 8:
+ default:
+ args.v6.ucMiscInfo |= PIXEL_CLOCK_V6_MISC_HDMI_24BPP;
+ break;
+ case 10:
+ args.v6.ucMiscInfo |= PIXEL_CLOCK_V6_MISC_HDMI_30BPP_V6;
+ break;
+ case 12:
+ args.v6.ucMiscInfo |= PIXEL_CLOCK_V6_MISC_HDMI_36BPP_V6;
+ break;
+ case 16:
+ args.v6.ucMiscInfo |= PIXEL_CLOCK_V6_MISC_HDMI_48BPP;
+ break;
+ }
}
args.v6.ucTransmitterID = encoder_id;
args.v6.ucEncoderMode = encoder_mode;
@@ -940,6 +962,9 @@ static bool atombios_crtc_prepare_pll(struct drm_crtc *crtc, struct drm_display_
struct radeon_connector_atom_dig *dig_connector =
radeon_connector->con_priv;
int dp_clock;
+
+ /* Assign mode clock for hdmi deep color max clock limit check */
+ radeon_connector->pixelclock_for_modeset = mode->clock;
radeon_crtc->bpc = radeon_get_monitor_bpc(connector);
switch (encoder_mode) {
@@ -1021,10 +1046,17 @@ static void atombios_crtc_set_pll(struct drm_crtc *crtc, struct drm_display_mode
struct radeon_encoder *radeon_encoder =
to_radeon_encoder(radeon_crtc->encoder);
u32 pll_clock = mode->clock;
+ u32 clock = mode->clock;
u32 ref_div = 0, fb_div = 0, frac_fb_div = 0, post_div = 0;
struct radeon_pll *pll;
int encoder_mode = atombios_get_encoder_mode(radeon_crtc->encoder);
+ /* pass the actual clock to atombios_crtc_program_pll for DCE5,6 for HDMI */
+ if (ASIC_IS_DCE5(rdev) &&
+ (encoder_mode == ATOM_ENCODER_MODE_HDMI) &&
+ (radeon_crtc->bpc > 8))
+ clock = radeon_crtc->adjusted_clock;
+
switch (radeon_crtc->pll_id) {
case ATOM_PPLL1:
pll = &rdev->clock.p1pll;
@@ -1059,7 +1091,7 @@ static void atombios_crtc_set_pll(struct drm_crtc *crtc, struct drm_display_mode
radeon_crtc->crtc_id, &radeon_crtc->ss);
atombios_crtc_program_pll(crtc, radeon_crtc->crtc_id, radeon_crtc->pll_id,
- encoder_mode, radeon_encoder->encoder_id, mode->clock,
+ encoder_mode, radeon_encoder->encoder_id, clock,
ref_div, fb_div, frac_fb_div, post_div,
radeon_crtc->bpc, radeon_crtc->ss_enabled, &radeon_crtc->ss);
@@ -1104,6 +1136,7 @@ static int dce4_crtc_do_set_base(struct drm_crtc *crtc,
u32 fb_swap = EVERGREEN_GRPH_ENDIAN_SWAP(EVERGREEN_GRPH_ENDIAN_NONE);
u32 tmp, viewport_w, viewport_h;
int r;
+ bool bypass_lut = false;
/* no fb bound */
if (!atomic && !crtc->primary->fb) {
@@ -1142,33 +1175,73 @@ static int dce4_crtc_do_set_base(struct drm_crtc *crtc,
radeon_bo_get_tiling_flags(rbo, &tiling_flags, NULL);
radeon_bo_unreserve(rbo);
- switch (target_fb->bits_per_pixel) {
- case 8:
+ switch (target_fb->pixel_format) {
+ case DRM_FORMAT_C8:
fb_format = (EVERGREEN_GRPH_DEPTH(EVERGREEN_GRPH_DEPTH_8BPP) |
EVERGREEN_GRPH_FORMAT(EVERGREEN_GRPH_FORMAT_INDEXED));
break;
- case 15:
+ case DRM_FORMAT_XRGB4444:
+ case DRM_FORMAT_ARGB4444:
+ fb_format = (EVERGREEN_GRPH_DEPTH(EVERGREEN_GRPH_DEPTH_16BPP) |
+ EVERGREEN_GRPH_FORMAT(EVERGREEN_GRPH_FORMAT_ARGB4444));
+#ifdef __BIG_ENDIAN
+ fb_swap = EVERGREEN_GRPH_ENDIAN_SWAP(EVERGREEN_GRPH_ENDIAN_8IN16);
+#endif
+ break;
+ case DRM_FORMAT_XRGB1555:
+ case DRM_FORMAT_ARGB1555:
fb_format = (EVERGREEN_GRPH_DEPTH(EVERGREEN_GRPH_DEPTH_16BPP) |
EVERGREEN_GRPH_FORMAT(EVERGREEN_GRPH_FORMAT_ARGB1555));
+#ifdef __BIG_ENDIAN
+ fb_swap = EVERGREEN_GRPH_ENDIAN_SWAP(EVERGREEN_GRPH_ENDIAN_8IN16);
+#endif
break;
- case 16:
+ case DRM_FORMAT_BGRX5551:
+ case DRM_FORMAT_BGRA5551:
+ fb_format = (EVERGREEN_GRPH_DEPTH(EVERGREEN_GRPH_DEPTH_16BPP) |
+ EVERGREEN_GRPH_FORMAT(EVERGREEN_GRPH_FORMAT_BGRA5551));
+#ifdef __BIG_ENDIAN
+ fb_swap = EVERGREEN_GRPH_ENDIAN_SWAP(EVERGREEN_GRPH_ENDIAN_8IN16);
+#endif
+ break;
+ case DRM_FORMAT_RGB565:
fb_format = (EVERGREEN_GRPH_DEPTH(EVERGREEN_GRPH_DEPTH_16BPP) |
EVERGREEN_GRPH_FORMAT(EVERGREEN_GRPH_FORMAT_ARGB565));
#ifdef __BIG_ENDIAN
fb_swap = EVERGREEN_GRPH_ENDIAN_SWAP(EVERGREEN_GRPH_ENDIAN_8IN16);
#endif
break;
- case 24:
- case 32:
+ case DRM_FORMAT_XRGB8888:
+ case DRM_FORMAT_ARGB8888:
fb_format = (EVERGREEN_GRPH_DEPTH(EVERGREEN_GRPH_DEPTH_32BPP) |
EVERGREEN_GRPH_FORMAT(EVERGREEN_GRPH_FORMAT_ARGB8888));
#ifdef __BIG_ENDIAN
fb_swap = EVERGREEN_GRPH_ENDIAN_SWAP(EVERGREEN_GRPH_ENDIAN_8IN32);
#endif
break;
+ case DRM_FORMAT_XRGB2101010:
+ case DRM_FORMAT_ARGB2101010:
+ fb_format = (EVERGREEN_GRPH_DEPTH(EVERGREEN_GRPH_DEPTH_32BPP) |
+ EVERGREEN_GRPH_FORMAT(EVERGREEN_GRPH_FORMAT_ARGB2101010));
+#ifdef __BIG_ENDIAN
+ fb_swap = EVERGREEN_GRPH_ENDIAN_SWAP(EVERGREEN_GRPH_ENDIAN_8IN32);
+#endif
+ /* Greater 8 bpc fb needs to bypass hw-lut to retain precision */
+ bypass_lut = true;
+ break;
+ case DRM_FORMAT_BGRX1010102:
+ case DRM_FORMAT_BGRA1010102:
+ fb_format = (EVERGREEN_GRPH_DEPTH(EVERGREEN_GRPH_DEPTH_32BPP) |
+ EVERGREEN_GRPH_FORMAT(EVERGREEN_GRPH_FORMAT_BGRA1010102));
+#ifdef __BIG_ENDIAN
+ fb_swap = EVERGREEN_GRPH_ENDIAN_SWAP(EVERGREEN_GRPH_ENDIAN_8IN32);
+#endif
+ /* Greater 8 bpc fb needs to bypass hw-lut to retain precision */
+ bypass_lut = true;
+ break;
default:
- DRM_ERROR("Unsupported screen depth %d\n",
- target_fb->bits_per_pixel);
+ DRM_ERROR("Unsupported screen format %s\n",
+ drm_get_format_name(target_fb->pixel_format));
return -EINVAL;
}
@@ -1177,27 +1250,43 @@ static int dce4_crtc_do_set_base(struct drm_crtc *crtc,
/* Set NUM_BANKS. */
if (rdev->family >= CHIP_TAHITI) {
- unsigned tileb, index, num_banks, tile_split_bytes;
+ unsigned index, num_banks;
- /* Calculate the macrotile mode index. */
- tile_split_bytes = 64 << tile_split;
- tileb = 8 * 8 * target_fb->bits_per_pixel / 8;
- tileb = min(tile_split_bytes, tileb);
+ if (rdev->family >= CHIP_BONAIRE) {
+ unsigned tileb, tile_split_bytes;
- for (index = 0; tileb > 64; index++) {
- tileb >>= 1;
- }
+ /* Calculate the macrotile mode index. */
+ tile_split_bytes = 64 << tile_split;
+ tileb = 8 * 8 * target_fb->bits_per_pixel / 8;
+ tileb = min(tile_split_bytes, tileb);
- if (index >= 16) {
- DRM_ERROR("Wrong screen bpp (%u) or tile split (%u)\n",
- target_fb->bits_per_pixel, tile_split);
- return -EINVAL;
- }
+ for (index = 0; tileb > 64; index++)
+ tileb >>= 1;
+
+ if (index >= 16) {
+ DRM_ERROR("Wrong screen bpp (%u) or tile split (%u)\n",
+ target_fb->bits_per_pixel, tile_split);
+ return -EINVAL;
+ }
- if (rdev->family >= CHIP_BONAIRE)
num_banks = (rdev->config.cik.macrotile_mode_array[index] >> 6) & 0x3;
- else
+ } else {
+ switch (target_fb->bits_per_pixel) {
+ case 8:
+ index = 10;
+ break;
+ case 16:
+ index = SI_TILE_MODE_COLOR_2D_SCANOUT_16BPP;
+ break;
+ default:
+ case 32:
+ index = SI_TILE_MODE_COLOR_2D_SCANOUT_32BPP;
+ break;
+ }
+
num_banks = (rdev->config.si.tile_mode_array[index] >> 20) & 0x3;
+ }
+
fb_format |= EVERGREEN_GRPH_NUM_BANKS(num_banks);
} else {
/* NI and older. */
@@ -1281,6 +1370,18 @@ static int dce4_crtc_do_set_base(struct drm_crtc *crtc,
WREG32(EVERGREEN_GRPH_CONTROL + radeon_crtc->crtc_offset, fb_format);
WREG32(EVERGREEN_GRPH_SWAP_CONTROL + radeon_crtc->crtc_offset, fb_swap);
+ /*
+ * The LUT only has 256 slots for indexing by a 8 bpc fb. Bypass the LUT
+ * for > 8 bpc scanout to avoid truncation of fb indices to 8 msb's, to
+ * retain the full precision throughout the pipeline.
+ */
+ WREG32_P(EVERGREEN_GRPH_LUT_10BIT_BYPASS_CONTROL + radeon_crtc->crtc_offset,
+ (bypass_lut ? EVERGREEN_LUT_10BIT_BYPASS_EN : 0),
+ ~EVERGREEN_LUT_10BIT_BYPASS_EN);
+
+ if (bypass_lut)
+ DRM_DEBUG_KMS("Bypassing hardware LUT due to 10 bit fb scanout.\n");
+
WREG32(EVERGREEN_GRPH_SURFACE_OFFSET_X + radeon_crtc->crtc_offset, 0);
WREG32(EVERGREEN_GRPH_SURFACE_OFFSET_Y + radeon_crtc->crtc_offset, 0);
WREG32(EVERGREEN_GRPH_X_START + radeon_crtc->crtc_offset, 0);
@@ -1348,6 +1449,7 @@ static int avivo_crtc_do_set_base(struct drm_crtc *crtc,
u32 fb_swap = R600_D1GRPH_SWAP_ENDIAN_NONE;
u32 tmp, viewport_w, viewport_h;
int r;
+ bool bypass_lut = false;
/* no fb bound */
if (!atomic && !crtc->primary->fb) {
@@ -1385,18 +1487,30 @@ static int avivo_crtc_do_set_base(struct drm_crtc *crtc,
radeon_bo_get_tiling_flags(rbo, &tiling_flags, NULL);
radeon_bo_unreserve(rbo);
- switch (target_fb->bits_per_pixel) {
- case 8:
+ switch (target_fb->pixel_format) {
+ case DRM_FORMAT_C8:
fb_format =
AVIVO_D1GRPH_CONTROL_DEPTH_8BPP |
AVIVO_D1GRPH_CONTROL_8BPP_INDEXED;
break;
- case 15:
+ case DRM_FORMAT_XRGB4444:
+ case DRM_FORMAT_ARGB4444:
+ fb_format =
+ AVIVO_D1GRPH_CONTROL_DEPTH_16BPP |
+ AVIVO_D1GRPH_CONTROL_16BPP_ARGB4444;
+#ifdef __BIG_ENDIAN
+ fb_swap = R600_D1GRPH_SWAP_ENDIAN_16BIT;
+#endif
+ break;
+ case DRM_FORMAT_XRGB1555:
fb_format =
AVIVO_D1GRPH_CONTROL_DEPTH_16BPP |
AVIVO_D1GRPH_CONTROL_16BPP_ARGB1555;
+#ifdef __BIG_ENDIAN
+ fb_swap = R600_D1GRPH_SWAP_ENDIAN_16BIT;
+#endif
break;
- case 16:
+ case DRM_FORMAT_RGB565:
fb_format =
AVIVO_D1GRPH_CONTROL_DEPTH_16BPP |
AVIVO_D1GRPH_CONTROL_16BPP_RGB565;
@@ -1404,8 +1518,8 @@ static int avivo_crtc_do_set_base(struct drm_crtc *crtc,
fb_swap = R600_D1GRPH_SWAP_ENDIAN_16BIT;
#endif
break;
- case 24:
- case 32:
+ case DRM_FORMAT_XRGB8888:
+ case DRM_FORMAT_ARGB8888:
fb_format =
AVIVO_D1GRPH_CONTROL_DEPTH_32BPP |
AVIVO_D1GRPH_CONTROL_32BPP_ARGB8888;
@@ -1413,9 +1527,20 @@ static int avivo_crtc_do_set_base(struct drm_crtc *crtc,
fb_swap = R600_D1GRPH_SWAP_ENDIAN_32BIT;
#endif
break;
+ case DRM_FORMAT_XRGB2101010:
+ case DRM_FORMAT_ARGB2101010:
+ fb_format =
+ AVIVO_D1GRPH_CONTROL_DEPTH_32BPP |
+ AVIVO_D1GRPH_CONTROL_32BPP_ARGB2101010;
+#ifdef __BIG_ENDIAN
+ fb_swap = R600_D1GRPH_SWAP_ENDIAN_32BIT;
+#endif
+ /* Greater 8 bpc fb needs to bypass hw-lut to retain precision */
+ bypass_lut = true;
+ break;
default:
- DRM_ERROR("Unsupported screen depth %d\n",
- target_fb->bits_per_pixel);
+ DRM_ERROR("Unsupported screen format %s\n",
+ drm_get_format_name(target_fb->pixel_format));
return -EINVAL;
}
@@ -1454,6 +1579,13 @@ static int avivo_crtc_do_set_base(struct drm_crtc *crtc,
if (rdev->family >= CHIP_R600)
WREG32(R600_D1GRPH_SWAP_CONTROL + radeon_crtc->crtc_offset, fb_swap);
+ /* LUT only has 256 slots for 8 bpc fb. Bypass for > 8 bpc scanout for precision */
+ WREG32_P(AVIVO_D1GRPH_LUT_SEL + radeon_crtc->crtc_offset,
+ (bypass_lut ? AVIVO_LUT_10BIT_BYPASS_EN : 0), ~AVIVO_LUT_10BIT_BYPASS_EN);
+
+ if (bypass_lut)
+ DRM_DEBUG_KMS("Bypassing hardware LUT due to 10 bit fb scanout.\n");
+
WREG32(AVIVO_D1GRPH_SURFACE_OFFSET_X + radeon_crtc->crtc_offset, 0);
WREG32(AVIVO_D1GRPH_SURFACE_OFFSET_Y + radeon_crtc->crtc_offset, 0);
WREG32(AVIVO_D1GRPH_X_START + radeon_crtc->crtc_offset, 0);
@@ -1720,8 +1852,9 @@ static int radeon_atom_pick_pll(struct drm_crtc *crtc)
}
/* otherwise, pick one of the plls */
if ((rdev->family == CHIP_KAVERI) ||
- (rdev->family == CHIP_KABINI)) {
- /* KB/KV has PPLL1 and PPLL2 */
+ (rdev->family == CHIP_KABINI) ||
+ (rdev->family == CHIP_MULLINS)) {
+ /* KB/KV/ML has PPLL1 and PPLL2 */
pll_in_use = radeon_get_pll_use_mask(crtc);
if (!(pll_in_use & (1 << ATOM_PPLL2)))
return ATOM_PPLL2;
@@ -1885,6 +2018,9 @@ int atombios_crtc_mode_set(struct drm_crtc *crtc,
(ATOM_DEVICE_TV_SUPPORT | ATOM_DEVICE_CV_SUPPORT))
is_tvcv = true;
+ if (!radeon_crtc->adjusted_clock)
+ return -EINVAL;
+
atombios_crtc_set_pll(crtc, adjusted_mode);
if (ASIC_IS_DCE4(rdev))
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-03-29 20:49:44 +0000