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ALSA: hda: move polling_mode flag to struct hdac_bus
polling mode is a useful function in the get_response function. Move polling_mode flag from struct azx to struct hdac_bus so people can implement polling mode in their own get_response function without adding a polling_mode flag in their local chip structure. Signed-off-by: Bard Liao <yung-chuan.liao@linux.intel.com> Signed-off-by: Takashi Iwai <tiwai@suse.de>
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@ -358,6 +358,9 @@ struct hdac_bus {
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bool align_bdle_4k:1; /* BDLE align 4K boundary */
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bool reverse_assign:1; /* assign devices in reverse order */
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bool corbrp_self_clear:1; /* CORBRP clears itself after reset */
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bool polling_mode:1;
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int poll_count;
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int bdl_pos_adj; /* BDL position adjustment */
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@ -806,11 +806,11 @@ static int azx_rirb_get_response(struct hdac_bus *bus, unsigned int addr,
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for (loopcounter = 0;; loopcounter++) {
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spin_lock_irq(&bus->reg_lock);
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if (chip->polling_mode || do_poll)
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if (bus->polling_mode || do_poll)
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snd_hdac_bus_update_rirb(bus);
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if (!bus->rirb.cmds[addr]) {
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if (!do_poll)
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chip->poll_count = 0;
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bus->poll_count = 0;
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if (res)
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*res = bus->rirb.res[addr]; /* the last value */
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spin_unlock_irq(&bus->reg_lock);
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@ -830,21 +830,21 @@ static int azx_rirb_get_response(struct hdac_bus *bus, unsigned int addr,
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if (hbus->no_response_fallback)
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return -EIO;
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if (!chip->polling_mode && chip->poll_count < 2) {
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if (!bus->polling_mode && bus->poll_count < 2) {
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dev_dbg(chip->card->dev,
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"azx_get_response timeout, polling the codec once: last cmd=0x%08x\n",
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bus->last_cmd[addr]);
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do_poll = 1;
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chip->poll_count++;
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bus->poll_count++;
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goto again;
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}
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if (!chip->polling_mode) {
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if (!bus->polling_mode) {
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dev_warn(chip->card->dev,
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"azx_get_response timeout, switching to polling mode: last cmd=0x%08x\n",
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bus->last_cmd[addr]);
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chip->polling_mode = 1;
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bus->polling_mode = 1;
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goto again;
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}
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@ -142,11 +142,9 @@ struct azx {
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/* flags */
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int bdl_pos_adj;
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int poll_count;
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unsigned int running:1;
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unsigned int fallback_to_single_cmd:1;
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unsigned int single_cmd:1;
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unsigned int polling_mode:1;
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unsigned int msi:1;
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unsigned int probing:1; /* codec probing phase */
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unsigned int snoop:1;
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@ -1710,7 +1710,7 @@ static int azx_create(struct snd_card *card, struct pci_dev *pci,
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/* Workaround for a communication error on CFL (bko#199007) and CNL */
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if (IS_CFL(pci) || IS_CNL(pci))
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chip->polling_mode = 1;
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azx_bus(chip)->polling_mode = 1;
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if (chip->driver_type == AZX_DRIVER_NVIDIA) {
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dev_dbg(chip->card->dev, "Enable delay in RIRB handling\n");
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