There is a typo here so the test for AST2200 doesn't work. Clang found
this:
drivers/gpu/drm/ast/ast_post.c:282:42: warning: comparison of constant
2200 with expression of type 'enum ast_chip' is always false
[-Wtautological-constant-out-of-range-compare]
Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
diff --git a/drivers/gpu/drm/ast/ast_post.c b/drivers/gpu/drm/ast/ast_post.c
index 6edbee6..56b3eab3 100644
--- a/drivers/gpu/drm/ast/ast_post.c
+++ b/drivers/gpu/drm/ast/ast_post.c
@@ -279,7 +279,7 @@ static void ast_init_dram_reg(struct drm_device *dev)
;
} while (ast_read32(ast, 0x10100) != 0xa8);
} else {/* AST2100/1100 */
- if (ast->chip == AST2100 || ast->chip == 2200)
+ if (ast->chip == AST2100 || ast->chip == AST2200)
dram_reg_info = ast2100_dram_table_data;
else
dram_reg_info = ast1100_dram_table_data;
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