diff options
Diffstat (limited to 'drivers/gpu/drm/ast/ast_dp501.c')
| -rw-r--r-- | drivers/gpu/drm/ast/ast_dp501.c | 26 |
1 files changed, 17 insertions, 9 deletions
diff --git a/drivers/gpu/drm/ast/ast_dp501.c b/drivers/gpu/drm/ast/ast_dp501.c index 76f07f38b941..4c7375b45281 100644 --- a/drivers/gpu/drm/ast/ast_dp501.c +++ b/drivers/gpu/drm/ast/ast_dp501.c @@ -1,19 +1,15 @@ +// SPDX-License-Identifier: GPL-2.0 #include <linux/firmware.h> #include <drm/drmP.h> #include "ast_drv.h" MODULE_FIRMWARE("ast_dp501_fw.bin"); -int ast_load_dp501_microcode(struct drm_device *dev) +static int ast_load_dp501_microcode(struct drm_device *dev) { struct ast_private *ast = dev->dev_private; - static char *fw_name = "ast_dp501_fw.bin"; - int err; - err = request_firmware(&ast->dp501_fw, fw_name, dev->dev); - if (err) - return err; - return 0; + return request_firmware(&ast->dp501_fw, "ast_dp501_fw.bin", dev->dev); } static void send_ack(struct ast_private *ast) @@ -187,7 +183,7 @@ bool ast_backup_fw(struct drm_device *dev, u8 *addr, u32 size) return false; } -bool ast_launch_m68k(struct drm_device *dev) +static bool ast_launch_m68k(struct drm_device *dev) { struct ast_private *ast = dev->dev_private; u32 i, data, len = 0; @@ -201,7 +197,11 @@ bool ast_launch_m68k(struct drm_device *dev) if (ast->dp501_fw_addr) { fw_addr = ast->dp501_fw_addr; len = 32*1024; - } else if (ast->dp501_fw) { + } else { + if (!ast->dp501_fw && + ast_load_dp501_microcode(dev) < 0) + return false; + fw_addr = (u8 *)ast->dp501_fw->data; len = ast->dp501_fw->size; } @@ -432,3 +432,11 @@ void ast_init_3rdtx(struct drm_device *dev) } } } + +void ast_release_firmware(struct drm_device *dev) +{ + struct ast_private *ast = dev->dev_private; + + release_firmware(ast->dp501_fw); + ast->dp501_fw = NULL; +} |