From: Vivien Didelot Date: Thu, 15 Jun 2017 16:14:05 +0000 (-0400) Subject: net: dsa: mv88e6xxx: prefix Global Stats macros X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=57d1ef389c96b5ae192767ae16843e839b1eff74;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git net: dsa: mv88e6xxx: prefix Global Stats macros Prefix and document the Global Stats Operation and Counter registers and give them a clear 16-bit registers representation. Signed-off-by: Vivien Didelot Signed-off-by: David S. Miller --- diff --git a/drivers/net/dsa/mv88e6xxx/chip.c b/drivers/net/dsa/mv88e6xxx/chip.c index c31ad01c7f96..46e8d1871847 100644 --- a/drivers/net/dsa/mv88e6xxx/chip.c +++ b/drivers/net/dsa/mv88e6xxx/chip.c @@ -725,7 +725,7 @@ static void mv88e6095_stats_get_stats(struct mv88e6xxx_chip *chip, int port, { return mv88e6xxx_stats_get_stats(chip, port, data, STATS_TYPE_BANK0 | STATS_TYPE_PORT, - 0, GLOBAL_STATS_OP_HIST_RX_TX); + 0, MV88E6XXX_G1_STATS_OP_HIST_RX_TX); } static void mv88e6320_stats_get_stats(struct mv88e6xxx_chip *chip, int port, @@ -733,8 +733,8 @@ static void mv88e6320_stats_get_stats(struct mv88e6xxx_chip *chip, int port, { return mv88e6xxx_stats_get_stats(chip, port, data, STATS_TYPE_BANK0 | STATS_TYPE_BANK1, - GLOBAL_STATS_OP_BANK_1_BIT_9, - GLOBAL_STATS_OP_HIST_RX_TX); + MV88E6XXX_G1_STATS_OP_BANK_1_BIT_9, + MV88E6XXX_G1_STATS_OP_HIST_RX_TX); } static void mv88e6390_stats_get_stats(struct mv88e6xxx_chip *chip, int port, @@ -742,7 +742,8 @@ static void mv88e6390_stats_get_stats(struct mv88e6xxx_chip *chip, int port, { return mv88e6xxx_stats_get_stats(chip, port, data, STATS_TYPE_BANK0 | STATS_TYPE_BANK1, - GLOBAL_STATS_OP_BANK_1_BIT_10, 0); + MV88E6XXX_G1_STATS_OP_BANK_1_BIT_10, + 0); } static void mv88e6xxx_get_stats(struct mv88e6xxx_chip *chip, int port, @@ -2057,8 +2058,9 @@ static int mv88e6xxx_g1_setup(struct mv88e6xxx_chip *chip) return err; /* Clear the statistics counters for all ports */ - err = mv88e6xxx_g1_write(chip, GLOBAL_STATS_OP, - GLOBAL_STATS_OP_FLUSH_ALL); + err = mv88e6xxx_g1_write(chip, MV88E6XXX_G1_STATS_OP, + MV88E6XXX_G1_STATS_OP_BUSY | + MV88E6XXX_G1_STATS_OP_FLUSH_ALL); if (err) return err; diff --git a/drivers/net/dsa/mv88e6xxx/global1.c b/drivers/net/dsa/mv88e6xxx/global1.c index ee77840d5271..d76d7c7ea819 100644 --- a/drivers/net/dsa/mv88e6xxx/global1.c +++ b/drivers/net/dsa/mv88e6xxx/global1.c @@ -370,7 +370,8 @@ int mv88e6390_g1_stats_set_histogram(struct mv88e6xxx_chip *chip) int mv88e6xxx_g1_stats_wait(struct mv88e6xxx_chip *chip) { - return mv88e6xxx_g1_wait(chip, GLOBAL_STATS_OP, GLOBAL_STATS_OP_BUSY); + return mv88e6xxx_g1_wait(chip, MV88E6XXX_G1_STATS_OP, + MV88E6XXX_G1_STATS_OP_BUSY); } int mv88e6xxx_g1_stats_snapshot(struct mv88e6xxx_chip *chip, int port) @@ -378,9 +379,10 @@ int mv88e6xxx_g1_stats_snapshot(struct mv88e6xxx_chip *chip, int port) int err; /* Snapshot the hardware statistics counters for this port. */ - err = mv88e6xxx_g1_write(chip, GLOBAL_STATS_OP, - GLOBAL_STATS_OP_CAPTURE_PORT | - GLOBAL_STATS_OP_HIST_RX_TX | port); + err = mv88e6xxx_g1_write(chip, MV88E6XXX_G1_STATS_OP, + MV88E6XXX_G1_STATS_OP_BUSY | + MV88E6XXX_G1_STATS_OP_CAPTURE_PORT | + MV88E6XXX_G1_STATS_OP_HIST_RX_TX | port); if (err) return err; @@ -402,8 +404,9 @@ int mv88e6390_g1_stats_snapshot(struct mv88e6xxx_chip *chip, int port) port = (port + 1) << 5; /* Snapshot the hardware statistics counters for this port. */ - err = mv88e6xxx_g1_write(chip, GLOBAL_STATS_OP, - GLOBAL_STATS_OP_CAPTURE_PORT | port); + err = mv88e6xxx_g1_write(chip, MV88E6XXX_G1_STATS_OP, + MV88E6XXX_G1_STATS_OP_BUSY | + MV88E6XXX_G1_STATS_OP_CAPTURE_PORT | port); if (err) return err; @@ -419,8 +422,9 @@ void mv88e6xxx_g1_stats_read(struct mv88e6xxx_chip *chip, int stat, u32 *val) *val = 0; - err = mv88e6xxx_g1_write(chip, GLOBAL_STATS_OP, - GLOBAL_STATS_OP_READ_CAPTURED | stat); + err = mv88e6xxx_g1_write(chip, MV88E6XXX_G1_STATS_OP, + MV88E6XXX_G1_STATS_OP_BUSY | + MV88E6XXX_G1_STATS_OP_READ_CAPTURED | stat); if (err) return; @@ -428,13 +432,13 @@ void mv88e6xxx_g1_stats_read(struct mv88e6xxx_chip *chip, int stat, u32 *val) if (err) return; - err = mv88e6xxx_g1_read(chip, GLOBAL_STATS_COUNTER_32, ®); + err = mv88e6xxx_g1_read(chip, MV88E6XXX_G1_STATS_COUNTER_32, ®); if (err) return; value = reg << 16; - err = mv88e6xxx_g1_read(chip, GLOBAL_STATS_COUNTER_01, ®); + err = mv88e6xxx_g1_read(chip, MV88E6XXX_G1_STATS_COUNTER_01, ®); if (err) return; diff --git a/drivers/net/dsa/mv88e6xxx/global1.h b/drivers/net/dsa/mv88e6xxx/global1.h index 020b21c0c9c3..16c21bd671c5 100644 --- a/drivers/net/dsa/mv88e6xxx/global1.h +++ b/drivers/net/dsa/mv88e6xxx/global1.h @@ -186,20 +186,25 @@ #define MV88E6XXX_G1_CTL2_HIST_TX 0x0080 #define MV88E6XXX_G1_CTL2_HIST_RX_TX 0x00c0 -#define GLOBAL_STATS_OP 0x1d -#define GLOBAL_STATS_OP_BUSY BIT(15) -#define GLOBAL_STATS_OP_NOP (0 << 12) -#define GLOBAL_STATS_OP_FLUSH_ALL ((1 << 12) | GLOBAL_STATS_OP_BUSY) -#define GLOBAL_STATS_OP_FLUSH_PORT ((2 << 12) | GLOBAL_STATS_OP_BUSY) -#define GLOBAL_STATS_OP_READ_CAPTURED ((4 << 12) | GLOBAL_STATS_OP_BUSY) -#define GLOBAL_STATS_OP_CAPTURE_PORT ((5 << 12) | GLOBAL_STATS_OP_BUSY) -#define GLOBAL_STATS_OP_HIST_RX ((1 << 10) | GLOBAL_STATS_OP_BUSY) -#define GLOBAL_STATS_OP_HIST_TX ((2 << 10) | GLOBAL_STATS_OP_BUSY) -#define GLOBAL_STATS_OP_HIST_RX_TX ((3 << 10) | GLOBAL_STATS_OP_BUSY) -#define GLOBAL_STATS_OP_BANK_1_BIT_9 BIT(9) -#define GLOBAL_STATS_OP_BANK_1_BIT_10 BIT(10) -#define GLOBAL_STATS_COUNTER_32 0x1e -#define GLOBAL_STATS_COUNTER_01 0x1f +/* Offset 0x1D: Stats Operation Register */ +#define MV88E6XXX_G1_STATS_OP 0x1d +#define MV88E6XXX_G1_STATS_OP_BUSY 0x8000 +#define MV88E6XXX_G1_STATS_OP_NOP 0x0000 +#define MV88E6XXX_G1_STATS_OP_FLUSH_ALL 0x1000 +#define MV88E6XXX_G1_STATS_OP_FLUSH_PORT 0x2000 +#define MV88E6XXX_G1_STATS_OP_READ_CAPTURED 0x4000 +#define MV88E6XXX_G1_STATS_OP_CAPTURE_PORT 0x5000 +#define MV88E6XXX_G1_STATS_OP_HIST_RX 0x0400 +#define MV88E6XXX_G1_STATS_OP_HIST_TX 0x0800 +#define MV88E6XXX_G1_STATS_OP_HIST_RX_TX 0x0c00 +#define MV88E6XXX_G1_STATS_OP_BANK_1_BIT_9 0x0200 +#define MV88E6XXX_G1_STATS_OP_BANK_1_BIT_10 0x0400 + +/* Offset 0x1E: Stats Counter Register Bytes 3 & 2 + * Offset 0x1F: Stats Counter Register Bytes 1 & 0 + */ +#define MV88E6XXX_G1_STATS_COUNTER_32 0x1e +#define MV88E6XXX_G1_STATS_COUNTER_01 0x1f int mv88e6xxx_g1_read(struct mv88e6xxx_chip *chip, int reg, u16 *val); int mv88e6xxx_g1_write(struct mv88e6xxx_chip *chip, int reg, u16 val);