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Commit 7139178e authored by Jouni Hogander's avatar Jouni Hogander Committed by Kevin Hilman
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OMAP3: PM: Use pwrdm_set_next_pwrst instead of set_pwrdm_state in idle loop 



It is more efficient to use pwrdm_set_next_pwrst for mpu, core and neon
instead of set_pwrdm_state in idle loop. It is anyway known that those are
active in idle loop. So no need to use set_pwrdm_state.

Signed-off-by: default avatarJouni Hogander <jouni.hogander@nokia.com>
Signed-off-by: default avatarKevin Hilman <khilman@deeprootsystems.com>
parent 8e431edb

arch/arm/mach-omap2/cpuidle34xx.c

+2 −2
Original line number Diff line number Diff line
@@ -110,8 +110,8 @@ static int omap3_enter_idle(struct cpuidle_device *dev, 
			core_state = PWRDM_POWER_RET;

	}



	set_pwrdm_state(mpu_pd, mpu_state);

	set_pwrdm_state(core_pd, core_state);

	pwrdm_set_next_pwrst(mpu_pd, mpu_state);

	pwrdm_set_next_pwrst(core_pd, core_state);



	if (omap_irq_pending())

		goto return_sleep_time;

arch/arm/mach-omap2/pm34xx.c

+1 −1
Original line number Diff line number Diff line
@@ -359,7 +359,7 @@ void omap_sram_idle(void) 


	/* NEON control */

	if (pwrdm_read_pwrst(neon_pwrdm) == PWRDM_POWER_ON)

		set_pwrdm_state(neon_pwrdm, mpu_next_state);

		pwrdm_set_next_pwrst(neon_pwrdm, mpu_next_state);



	/* PER */

	per_next_state = pwrdm_read_next_pwrst(per_pwrdm);