diff options
Diffstat (limited to 'drivers/gpu/drm/ast/ast_main.c')
| -rw-r--r-- | drivers/gpu/drm/ast/ast_main.c | 49 | 
1 files changed, 1 insertions, 48 deletions
diff --git a/drivers/gpu/drm/ast/ast_main.c b/drivers/gpu/drm/ast/ast_main.c index af0b868a9dfd..50535fd5a88d 100644 --- a/drivers/gpu/drm/ast/ast_main.c +++ b/drivers/gpu/drm/ast/ast_main.c @@ -189,53 +189,6 @@ static int ast_get_dram_info(struct drm_device *dev)  	return 0;  } -uint32_t ast_get_max_dclk(struct drm_device *dev, int bpp) -{ -	struct ast_private *ast = dev->dev_private; -	uint32_t dclk, jreg; -	uint32_t dram_bus_width, mclk, dram_bandwidth, actual_dram_bandwidth, dram_efficency = 500; - -	dram_bus_width = ast->dram_bus_width; -	mclk = ast->mclk; - -	if (ast->chip == AST2100 || -	    ast->chip == AST1100 || -	    ast->chip == AST2200 || -	    ast->chip == AST2150 || -	    ast->dram_bus_width == 16) -		dram_efficency = 600; -	else if (ast->chip == AST2300) -		dram_efficency = 400; - -	dram_bandwidth = mclk * dram_bus_width * 2 / 8; -	actual_dram_bandwidth = dram_bandwidth * dram_efficency / 1000; - -	if (ast->chip == AST1180) -		dclk = actual_dram_bandwidth / ((bpp + 1) / 8); -	else { -		jreg = ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xd0, 0xff); -		if ((jreg & 0x08) && (ast->chip == AST2000)) -			dclk = actual_dram_bandwidth / ((bpp + 1 + 16) / 8); -		else if ((jreg & 0x08) && (bpp == 8)) -			dclk = actual_dram_bandwidth / ((bpp + 1 + 24) / 8); -		else -			dclk = actual_dram_bandwidth / ((bpp + 1) / 8); -	} - -	if (ast->chip == AST2100 || -	    ast->chip == AST2200 || -	    ast->chip == AST2300 || -	    ast->chip == AST1180) { -		if (dclk > 200) -			dclk = 200; -	} else { -		if (dclk > 165) -			dclk = 165; -	} - -	return dclk; -} -  static void ast_user_framebuffer_destroy(struct drm_framebuffer *fb)  {  	struct ast_framebuffer *ast_fb = to_ast_framebuffer(fb); @@ -449,7 +402,7 @@ int ast_dumb_create(struct drm_file *file,  	return 0;  } -void ast_bo_unref(struct ast_bo **bo) +static void ast_bo_unref(struct ast_bo **bo)  {  	struct ttm_buffer_object *tbo;  | 
