From ffbbf7a3ccdcac7526296a55968e5dac0626fd9e Mon Sep 17 00:00:00 2001 From: Dave Airlie Date: Sat, 20 Aug 2005 17:40:04 +1000 Subject: drm: add new texture upload code from r300 project Paul Mackerras did some new upload code for r300, I forgot to add it to the kernel with r300 merge. Signed-off-by: Dave Airlie --- drivers/char/drm/radeon_state.c | 64 +++++++++++++++++++---------------------- 1 file changed, 29 insertions(+), 35 deletions(-) (limited to 'drivers') diff --git a/drivers/char/drm/radeon_state.c b/drivers/char/drm/radeon_state.c index d57accd..64a3e3a 100644 --- a/drivers/char/drm/radeon_state.c +++ b/drivers/char/drm/radeon_state.c @@ -1493,7 +1493,7 @@ static void radeon_cp_dispatch_indices( drm_device_t *dev, } -#define RADEON_MAX_TEXTURE_SIZE (RADEON_BUFFER_SIZE - 8 * sizeof(u32)) +#define RADEON_MAX_TEXTURE_SIZE RADEON_BUFFER_SIZE static int radeon_cp_dispatch_texture( DRMFILE filp, drm_device_t *dev, @@ -1506,10 +1506,11 @@ static int radeon_cp_dispatch_texture( DRMFILE filp, u32 format; u32 *buffer; const u8 __user *data; - int size, dwords, tex_width, blit_width; + int size, dwords, tex_width, blit_width, spitch; u32 height; int i; u32 texpitch, microtile; + u32 offset; RING_LOCALS; DRM_GET_PRIV_WITH_RETURN( filp_priv, filp ); @@ -1530,17 +1531,6 @@ static int radeon_cp_dispatch_texture( DRMFILE filp, RADEON_WAIT_UNTIL_IDLE(); ADVANCE_RING(); -#ifdef __BIG_ENDIAN - /* The Mesa texture functions provide the data in little endian as the - * chip wants it, but we need to compensate for the fact that the CP - * ring gets byte-swapped - */ - BEGIN_RING( 2 ); - OUT_RING_REG( RADEON_RBBM_GUICNTL, RADEON_HOST_DATA_SWAP_32BIT ); - ADVANCE_RING(); -#endif - - /* The compiler won't optimize away a division by a variable, * even if the only legal values are powers of two. Thus, we'll * use a shift instead. @@ -1572,6 +1562,10 @@ static int radeon_cp_dispatch_texture( DRMFILE filp, DRM_ERROR( "invalid texture format %d\n", tex->format ); return DRM_ERR(EINVAL); } + spitch = blit_width >> 6; + if (spitch == 0 && image->height > 1) + return DRM_ERR(EINVAL); + texpitch = tex->pitch; if ((texpitch << 22) & RADEON_DST_TILE_MICRO) { microtile = 1; @@ -1624,25 +1618,6 @@ static int radeon_cp_dispatch_texture( DRMFILE filp, */ buffer = (u32*)((char*)dev->agp_buffer_map->handle + buf->offset); dwords = size / 4; - buffer[0] = CP_PACKET3( RADEON_CNTL_HOSTDATA_BLT, dwords + 6 ); - buffer[1] = (RADEON_GMC_DST_PITCH_OFFSET_CNTL | - RADEON_GMC_BRUSH_NONE | - (format << 8) | - RADEON_GMC_SRC_DATATYPE_COLOR | - RADEON_ROP3_S | - RADEON_DP_SRC_SOURCE_HOST_DATA | - RADEON_GMC_CLR_CMP_CNTL_DIS | - RADEON_GMC_WR_MSK_DIS); - - buffer[2] = (texpitch << 22) | (tex->offset >> 10); - buffer[3] = 0xffffffff; - buffer[4] = 0xffffffff; - buffer[5] = (image->y << 16) | image->x; - buffer[6] = (height << 16) | image->width; - buffer[7] = dwords; - buffer += 8; - - if (microtile) { /* texture micro tiling in use, minimum texture width is thus 16 bytes. @@ -1750,9 +1725,28 @@ static int radeon_cp_dispatch_texture( DRMFILE filp, } buf->filp = filp; - buf->used = (dwords + 8) * sizeof(u32); - radeon_cp_dispatch_indirect( dev, buf, 0, buf->used ); - radeon_cp_discard_buffer( dev, buf ); + buf->used = size; + offset = dev_priv->gart_buffers_offset + buf->offset; + BEGIN_RING(9); + OUT_RING(CP_PACKET3(RADEON_CNTL_BITBLT_MULTI, 5)); + OUT_RING(RADEON_GMC_SRC_PITCH_OFFSET_CNTL | + RADEON_GMC_DST_PITCH_OFFSET_CNTL | + RADEON_GMC_BRUSH_NONE | + (format << 8) | + RADEON_GMC_SRC_DATATYPE_COLOR | + RADEON_ROP3_S | + RADEON_DP_SRC_SOURCE_MEMORY | + RADEON_GMC_CLR_CMP_CNTL_DIS | + RADEON_GMC_WR_MSK_DIS ); + OUT_RING((spitch << 22) | (offset >> 10)); + OUT_RING((texpitch << 22) | (tex->offset >> 10)); + OUT_RING(0); + OUT_RING((image->x << 16) | image->y); + OUT_RING((image->width << 16) | height); + RADEON_WAIT_UNTIL_2D_IDLE(); + ADVANCE_RING(); + + radeon_cp_discard_buffer(dev, buf); /* Update the input parameters for next time */ image->y += height; -- cgit v1.1