[PATCH] ALSA: hda: cleanup definitions for multi-link registers
For some reason two masks are used without the AZX prefix, and the pattern MLCLT should be ML_LCTL for consistency.
Pure rename, no functionality change.
Signed-off-by: Pierre-Louis Bossart pierre-louis.bossart@linux.intel.com Reviewed-by: Rander Wang rander.wang@intel.com Reviewed-by: Bard Liao yung-chuan.liao@linux.intel.com --- include/sound/hda_register.h | 20 +++++++++++--------- sound/hda/ext/hdac_ext_controller.c | 16 ++++++++-------- sound/pci/hda/hda_intel.c | 14 +++++++------- 3 files changed, 26 insertions(+), 24 deletions(-)
diff --git a/include/sound/hda_register.h b/include/sound/hda_register.h index ad8b71b1dbb67..d37cf43546eba 100644 --- a/include/sound/hda_register.h +++ b/include/sound/hda_register.h @@ -260,7 +260,18 @@ enum { SDI0, SDI1, SDI2, SDI3, SDO0, SDO1, SDO2, SDO3 };
#define AZX_REG_ML_LCAP 0x00 #define AZX_REG_ML_LCTL 0x04 + +#define AZX_ML_LCTL_CPA BIT(23) +#define AZX_ML_LCTL_CPA_SHIFT 23 +#define AZX_ML_LCTL_SPA BIT(16) +#define AZX_ML_LCTL_SPA_SHIFT 16 +#define AZX_ML_LCTL_SCF GENMASK(3, 0) + #define AZX_REG_ML_LOSIDV 0x08 + +/* bit0 is reserved, with BIT(1) mapping to stream1 */ +#define AZX_ML_LOSIDV_STREAM_MASK 0xFFFE + #define AZX_REG_ML_LSDIID 0x0C #define AZX_REG_ML_LPSOO 0x10 #define AZX_REG_ML_LPSIO 0x12 @@ -268,15 +279,6 @@ enum { SDI0, SDI1, SDI2, SDI3, SDO0, SDO1, SDO2, SDO3 }; #define AZX_REG_ML_LOUTPAY 0x20 #define AZX_REG_ML_LINPAY 0x30
-/* bit0 is reserved, with BIT(1) mapping to stream1 */ -#define ML_LOSIDV_STREAM_MASK 0xFFFE - -#define ML_LCTL_SCF_MASK 0xF -#define AZX_MLCTL_SPA (0x1 << 16) -#define AZX_MLCTL_CPA (0x1 << 23) -#define AZX_MLCTL_SPA_SHIFT 16 -#define AZX_MLCTL_CPA_SHIFT 23 - /* registers for DMA Resume Capability Structure */ #define AZX_DRSM_CAP_ID 0x5 #define AZX_REG_DRSM_CTL 0x4 diff --git a/sound/hda/ext/hdac_ext_controller.c b/sound/hda/ext/hdac_ext_controller.c index a42f66f561f57..80876b9a87f46 100644 --- a/sound/hda/ext/hdac_ext_controller.c +++ b/sound/hda/ext/hdac_ext_controller.c @@ -170,7 +170,7 @@ static int check_hdac_link_power_active(struct hdac_ext_link *link, bool enable) { int timeout; u32 val; - int mask = (1 << AZX_MLCTL_CPA_SHIFT); + int mask = (1 << AZX_ML_LCTL_CPA_SHIFT);
udelay(3); timeout = 150; @@ -178,10 +178,10 @@ static int check_hdac_link_power_active(struct hdac_ext_link *link, bool enable) do { val = readl(link->ml_addr + AZX_REG_ML_LCTL); if (enable) { - if (((val & mask) >> AZX_MLCTL_CPA_SHIFT)) + if (((val & mask) >> AZX_ML_LCTL_CPA_SHIFT)) return 0; } else { - if (!((val & mask) >> AZX_MLCTL_CPA_SHIFT)) + if (!((val & mask) >> AZX_ML_LCTL_CPA_SHIFT)) return 0; } udelay(3); @@ -197,7 +197,7 @@ static int check_hdac_link_power_active(struct hdac_ext_link *link, bool enable) int snd_hdac_ext_bus_link_power_up(struct hdac_ext_link *link) { snd_hdac_updatel(link->ml_addr, AZX_REG_ML_LCTL, - AZX_MLCTL_SPA, AZX_MLCTL_SPA); + AZX_ML_LCTL_SPA, AZX_ML_LCTL_SPA);
return check_hdac_link_power_active(link, true); } @@ -209,7 +209,7 @@ EXPORT_SYMBOL_GPL(snd_hdac_ext_bus_link_power_up); */ int snd_hdac_ext_bus_link_power_down(struct hdac_ext_link *link) { - snd_hdac_updatel(link->ml_addr, AZX_REG_ML_LCTL, AZX_MLCTL_SPA, 0); + snd_hdac_updatel(link->ml_addr, AZX_REG_ML_LCTL, AZX_ML_LCTL_SPA, 0);
return check_hdac_link_power_active(link, false); } @@ -226,7 +226,7 @@ int snd_hdac_ext_bus_link_power_up_all(struct hdac_bus *bus)
list_for_each_entry(hlink, &bus->hlink_list, list) { snd_hdac_updatel(hlink->ml_addr, AZX_REG_ML_LCTL, - AZX_MLCTL_SPA, AZX_MLCTL_SPA); + AZX_ML_LCTL_SPA, AZX_ML_LCTL_SPA); ret = check_hdac_link_power_active(hlink, true); if (ret < 0) return ret; @@ -247,7 +247,7 @@ int snd_hdac_ext_bus_link_power_down_all(struct hdac_bus *bus)
list_for_each_entry(hlink, &bus->hlink_list, list) { snd_hdac_updatel(hlink->ml_addr, AZX_REG_ML_LCTL, - AZX_MLCTL_SPA, 0); + AZX_ML_LCTL_SPA, 0); ret = check_hdac_link_power_active(hlink, false); if (ret < 0) return ret; @@ -281,7 +281,7 @@ int snd_hdac_ext_bus_link_get(struct hdac_bus *bus, * clear the register to invalidate all the output streams */ snd_hdac_updatew(link->ml_addr, AZX_REG_ML_LOSIDV, - ML_LOSIDV_STREAM_MASK, 0); + AZX_ML_LOSIDV_STREAM_MASK, 0); /* * wait for 521usec for codec to report status * HDA spec section 4.3 - Codec Discovery diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c index 7720978dc1326..bf9df9bc8f1bf 100644 --- a/sound/pci/hda/hda_intel.c +++ b/sound/pci/hda/hda_intel.c @@ -489,14 +489,14 @@ static int intel_ml_lctl_set_power(struct azx *chip, int state) * If other links are enabled for stream, they need similar fix */ val = readl(bus->mlcap + AZX_ML_BASE + AZX_REG_ML_LCTL); - val &= ~AZX_MLCTL_SPA; - val |= state << AZX_MLCTL_SPA_SHIFT; + val &= ~AZX_ML_LCTL_SPA; + val |= state << AZX_ML_LCTL_SPA_SHIFT; writel(val, bus->mlcap + AZX_ML_BASE + AZX_REG_ML_LCTL); /* wait for CPA */ timeout = 50; while (timeout) { if (((readl(bus->mlcap + AZX_ML_BASE + AZX_REG_ML_LCTL)) & - AZX_MLCTL_CPA) == (state << AZX_MLCTL_CPA_SHIFT)) + AZX_ML_LCTL_CPA) == (state << AZX_ML_LCTL_CPA_SHIFT)) return 0; timeout--; udelay(10); @@ -514,15 +514,15 @@ static void intel_init_lctl(struct azx *chip) /* 0. check lctl register value is correct or not */ val = readl(bus->mlcap + AZX_ML_BASE + AZX_REG_ML_LCTL); /* if SCF is already set, let's use it */ - if ((val & ML_LCTL_SCF_MASK) != 0) + if ((val & AZX_ML_LCTL_SCF) != 0) return;
/* * Before operating on SPA, CPA must match SPA. * Any deviation may result in undefined behavior. */ - if (((val & AZX_MLCTL_SPA) >> AZX_MLCTL_SPA_SHIFT) != - ((val & AZX_MLCTL_CPA) >> AZX_MLCTL_CPA_SHIFT)) + if (((val & AZX_ML_LCTL_SPA) >> AZX_ML_LCTL_SPA_SHIFT) != + ((val & AZX_ML_LCTL_CPA) >> AZX_ML_LCTL_CPA_SHIFT)) return;
/* 1. turn link down: set SPA to 0 and wait CPA to 0 */ @@ -532,7 +532,7 @@ static void intel_init_lctl(struct azx *chip) goto set_spa;
/* 2. update SCF to select a properly audio clock*/ - val &= ~ML_LCTL_SCF_MASK; + val &= ~AZX_ML_LCTL_SCF; val |= intel_get_lctl_scf(chip); writel(val, bus->mlcap + AZX_ML_BASE + AZX_REG_ML_LCTL);
On Mon, 22 Aug 2022 21:00:44 +0200, Pierre-Louis Bossart wrote:
For some reason two masks are used without the AZX prefix, and the pattern MLCLT should be ML_LCTL for consistency.
Pure rename, no functionality change.
Signed-off-by: Pierre-Louis Bossart pierre-louis.bossart@linux.intel.com Reviewed-by: Rander Wang rander.wang@intel.com Reviewed-by: Bard Liao yung-chuan.liao@linux.intel.com
Thanks, applied to for-next branch.
Takashi
participants (2)
-
Pierre-Louis Bossart
-
Takashi Iwai