When firmware is reloaded after a system resume cs_dsp_power_down() should be called before calling cs_dsp_power_up(). The fw_patched flag should also be cleared and only set again if the firmware download succeeded. Signed-off-by: Richard Fitzgerald <rf@xxxxxxxxxxxxxxxxxxxxx> --- sound/pci/hda/cs35l56_hda.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/sound/pci/hda/cs35l56_hda.c b/sound/pci/hda/cs35l56_hda.c index fda716e0db09..b6b8cb21da75 100644 --- a/sound/pci/hda/cs35l56_hda.c +++ b/sound/pci/hda/cs35l56_hda.c @@ -527,6 +527,12 @@ static int cs35l56_hda_fw_load(struct cs35l56_hda *cs35l56) char *wmfw_filename = NULL; int ret = 0; + /* Prepare for a new DSP power-up */ + if (cs35l56->base.fw_patched) + cs_dsp_power_down(&cs35l56->cs_dsp); + + cs35l56->base.fw_patched = false; + cs35l56_hda_request_firmware_files(cs35l56, &wmfw_firmware, &wmfw_filename, &coeff_firmware, &coeff_filename); -- 2.30.2
