From 8597a1ba376e03229835a0e4215a7a4cb1dcaa32 Mon Sep 17 00:00:00 2001 From: Ben Skeggs Date: Mon, 6 Sep 2010 11:39:25 +1000 Subject: [PATCH] drm/nv50: fix SOR count for early chipsets Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/nouveau_reg.h | 7 ++----- drivers/gpu/drm/nouveau/nv50_display.c | 21 +++++++++++++++++---- 2 files changed, 19 insertions(+), 9 deletions(-) diff --git a/drivers/gpu/drm/nouveau/nouveau_reg.h b/drivers/gpu/drm/nouveau/nouveau_reg.h index 21a6e453b975..4b813284fdcf 100644 --- a/drivers/gpu/drm/nouveau/nouveau_reg.h +++ b/drivers/gpu/drm/nouveau/nouveau_reg.h @@ -785,15 +785,12 @@ #define NV50_PDISPLAY_DAC_MODE_CTRL_C(i) (0x00610b5c + (i) * 0x8) #define NV50_PDISPLAY_SOR_MODE_CTRL_P(i) (0x00610b70 + (i) * 0x8) #define NV50_PDISPLAY_SOR_MODE_CTRL_C(i) (0x00610b74 + (i) * 0x8) +#define NV50_PDISPLAY_EXT_MODE_CTRL_P(i) (0x00610b80 + (i) * 0x8) +#define NV50_PDISPLAY_EXT_MODE_CTRL_C(i) (0x00610b84 + (i) * 0x8) #define NV50_PDISPLAY_DAC_MODE_CTRL2_P(i) (0x00610bdc + (i) * 0x8) #define NV50_PDISPLAY_DAC_MODE_CTRL2_C(i) (0x00610be0 + (i) * 0x8) - #define NV90_PDISPLAY_SOR_MODE_CTRL_P(i) (0x00610794 + (i) * 0x8) #define NV90_PDISPLAY_SOR_MODE_CTRL_C(i) (0x00610798 + (i) * 0x8) -#define NV90_PDISPLAY_DAC_MODE_CTRL_P(i) (0x00610b58 + (i) * 0x8) -#define NV90_PDISPLAY_DAC_MODE_CTRL_C(i) (0x00610b5c + (i) * 0x8) -#define NV90_PDISPLAY_DAC_MODE_CTRL2_P(i) (0x00610b80 + (i) * 0x8) -#define NV90_PDISPLAY_DAC_MODE_CTRL2_C(i) (0x00610b84 + (i) * 0x8) #define NV50_PDISPLAY_CRTC_CLK 0x00614000 #define NV50_PDISPLAY_CRTC_CLK_CTRL1(i) ((i) * 0x800 + 0x614100) diff --git a/drivers/gpu/drm/nouveau/nv50_display.c b/drivers/gpu/drm/nouveau/nv50_display.c index b65d2ddd415d..c11a2fa43c7f 100644 --- a/drivers/gpu/drm/nouveau/nv50_display.c +++ b/drivers/gpu/drm/nouveau/nv50_display.c @@ -33,6 +33,19 @@ #include "nouveau_ramht.h" #include "drm_crtc_helper.h" +static inline int +nv50_sor_nr(struct drm_device *dev) +{ + struct drm_nouveau_private *dev_priv = dev->dev_private; + + if (dev_priv->chipset < 0x90 || + dev_priv->chipset == 0x92 || + dev_priv->chipset == 0xa0) + return 2; + + return 4; +} + static void nv50_evo_channel_del(struct nouveau_channel **pchan) { @@ -233,11 +246,11 @@ nv50_display_init(struct drm_device *dev) nv_wr32(dev, 0x006101d0 + (i * 0x04), val); } /* SOR */ - for (i = 0; i < 4; i++) { + for (i = 0; i < nv50_sor_nr(dev); i++) { val = nv_rd32(dev, 0x0061c000 + (i * 0x800)); nv_wr32(dev, 0x006101e0 + (i * 0x04), val); } - /* Something not yet in use, tv-out maybe. */ + /* EXT */ for (i = 0; i < 3; i++) { val = nv_rd32(dev, 0x0061e000 + (i * 0x800)); nv_wr32(dev, 0x006101f0 + (i * 0x04), val); @@ -716,7 +729,7 @@ nv50_display_unk10_handler(struct drm_device *dev) or = i; } - for (i = 0; type == OUTPUT_ANY && i < 4; i++) { + for (i = 0; type == OUTPUT_ANY && i < nv50_sor_nr(dev); i++) { if (dev_priv->chipset < 0x90 || dev_priv->chipset == 0x92 || dev_priv->chipset == 0xa0) @@ -847,7 +860,7 @@ nv50_display_unk20_handler(struct drm_device *dev) or = i; } - for (i = 0; type == OUTPUT_ANY && i < 4; i++) { + for (i = 0; type == OUTPUT_ANY && i < nv50_sor_nr(dev); i++) { if (dev_priv->chipset < 0x90 || dev_priv->chipset == 0x92 || dev_priv->chipset == 0xa0) -- 2.11.0