diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/char/drm/radeon_cp.c | 48 | ||||
| -rw-r--r-- | drivers/char/drm/radeon_drm.h | 1 | ||||
| -rw-r--r-- | drivers/char/drm/radeon_drv.h | 23 | ||||
| -rw-r--r-- | drivers/char/drm/radeon_state.c | 3 |
4 files changed, 75 insertions, 0 deletions
diff --git a/drivers/char/drm/radeon_cp.c b/drivers/char/drm/radeon_cp.c index 77bd90f6d414..599187558abb 100644 --- a/drivers/char/drm/radeon_cp.c +++ b/drivers/char/drm/radeon_cp.c @@ -247,6 +247,50 @@ static int radeon_do_wait_for_idle(drm_radeon_private_t * dev_priv) return -EBUSY; } +static void radeon_init_pipes(drm_radeon_private_t *dev_priv) +{ + uint32_t gb_tile_config, gb_pipe_sel = 0; + + /* RS4xx/RS6xx/R4xx/R5xx */ + if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R420) { + gb_pipe_sel = RADEON_READ(R400_GB_PIPE_SELECT); + dev_priv->num_gb_pipes = ((gb_pipe_sel >> 12) & 0x3) + 1; + } else { + /* R3xx */ + if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_R300) || + ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_R350)) { + dev_priv->num_gb_pipes = 2; + } else { + /* R3Vxx */ + dev_priv->num_gb_pipes = 1; + } + } + DRM_INFO("Num pipes: %d\n", dev_priv->num_gb_pipes); + + gb_tile_config = (R300_ENABLE_TILING | R300_TILE_SIZE_16 /*| R300_SUBPIXEL_1_16*/); + + switch (dev_priv->num_gb_pipes) { + case 2: gb_tile_config |= R300_PIPE_COUNT_R300; break; + case 3: gb_tile_config |= R300_PIPE_COUNT_R420_3P; break; + case 4: gb_tile_config |= R300_PIPE_COUNT_R420; break; + default: + case 1: gb_tile_config |= R300_PIPE_COUNT_RV350; break; + } + + if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RV515) { + RADEON_WRITE_PLL(R500_DYN_SCLK_PWMEM_PIPE, (1 | ((gb_pipe_sel >> 8) & 0xf) << 4)); + RADEON_WRITE(R500_SU_REG_DEST, ((1 << dev_priv->num_gb_pipes) - 1)); + } + RADEON_WRITE(R300_GB_TILE_CONFIG, gb_tile_config); + radeon_do_wait_for_idle(dev_priv); + RADEON_WRITE(R300_DST_PIPE_CONFIG, RADEON_READ(R300_DST_PIPE_CONFIG) | R300_PIPE_AUTO_CONFIG); + RADEON_WRITE(R300_RB2D_DSTCACHE_MODE, (RADEON_READ(R300_RB2D_DSTCACHE_MODE) | + R300_DC_AUTOFLUSH_ENABLE | + R300_DC_DC_DISABLE_IGNORE_PE)); + + +} + /* ================================================================ * CP control, initialization */ @@ -464,6 +508,10 @@ static int radeon_do_engine_reset(struct drm_device * dev) RADEON_WRITE(RADEON_RBBM_SOFT_RESET, rbbm_soft_reset); } + /* setup the raster pipes */ + if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R300) + radeon_init_pipes(dev_priv); + /* Reset the CP ring */ radeon_do_cp_reset(dev_priv); diff --git a/drivers/char/drm/radeon_drm.h b/drivers/char/drm/radeon_drm.h index aab82e121e07..68b0608e01c9 100644 --- a/drivers/char/drm/radeon_drm.h +++ b/drivers/char/drm/radeon_drm.h @@ -669,6 +669,7 @@ typedef struct drm_radeon_indirect { #define RADEON_PARAM_CARD_TYPE 12 #define RADEON_PARAM_VBLANK_CRTC 13 /* VBLANK CRTC */ #define RADEON_PARAM_FB_LOCATION 14 /* FB location */ +#define RADEON_PARAM_NUM_GB_PIPES 15 /* num GB pipes */ typedef struct drm_radeon_getparam { int param; diff --git a/drivers/char/drm/radeon_drv.h b/drivers/char/drm/radeon_drv.h index 5e6f4612adba..c3615cf20b85 100644 --- a/drivers/char/drm/radeon_drv.h +++ b/drivers/char/drm/radeon_drv.h @@ -307,6 +307,8 @@ typedef struct drm_radeon_private { /* starting from here on, data is preserved accross an open */ uint32_t flags; /* see radeon_chip_flags */ unsigned long fb_aper_offset; + + int num_gb_pipes; } drm_radeon_private_t; typedef struct drm_radeon_buf_priv { @@ -529,6 +531,27 @@ extern int r300_do_cp_cmdbuf(struct drm_device * dev, #define RS480_AGP_BASE_2 0x0164 #define RADEON_AGP_BASE 0x0170 +/* pipe config regs */ +#define R400_GB_PIPE_SELECT 0x402c +#define R500_DYN_SCLK_PWMEM_PIPE 0x000d /* PLL */ +#define R500_SU_REG_DEST 0x42c8 +#define R300_GB_TILE_CONFIG 0x4018 +# define R300_ENABLE_TILING (1 << 0) +# define R300_PIPE_COUNT_RV350 (0 << 1) +# define R300_PIPE_COUNT_R300 (3 << 1) +# define R300_PIPE_COUNT_R420_3P (6 << 1) +# define R300_PIPE_COUNT_R420 (7 << 1) +# define R300_TILE_SIZE_8 (0 << 4) +# define R300_TILE_SIZE_16 (1 << 4) +# define R300_TILE_SIZE_32 (2 << 4) +# define R300_SUBPIXEL_1_12 (0 << 16) +# define R300_SUBPIXEL_1_16 (1 << 16) +#define R300_DST_PIPE_CONFIG 0x170c +# define R300_PIPE_AUTO_CONFIG (1 << 31) +#define R300_RB2D_DSTCACHE_MODE 0x3428 +# define R300_DC_AUTOFLUSH_ENABLE (1 << 8) +# define R300_DC_DC_DISABLE_IGNORE_PE (1 << 17) + #define RADEON_RB3D_COLOROFFSET 0x1c40 #define RADEON_RB3D_COLORPITCH 0x1c48 diff --git a/drivers/char/drm/radeon_state.c b/drivers/char/drm/radeon_state.c index 6f75512f591e..eee135712403 100644 --- a/drivers/char/drm/radeon_state.c +++ b/drivers/char/drm/radeon_state.c @@ -3037,6 +3037,9 @@ static int radeon_cp_getparam(struct drm_device *dev, void *data, struct drm_fil case RADEON_PARAM_FB_LOCATION: value = radeon_read_fb_location(dev_priv); break; + case RADEON_PARAM_NUM_GB_PIPES: + value = dev_priv->num_gb_pipes; + break; default: DRM_DEBUG("Invalid parameter %d\n", param->param); return -EINVAL; |