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Groups > linux.kernel > #1400919

[PATCH v2] drm/amd/powerplay: use ARRAY_SIZE() to calculate array size.

From Muhammad Falak R Wani <falakreyaz@gmail.com>
Newsgroups linux.kernel
Subject [PATCH v2] drm/amd/powerplay: use ARRAY_SIZE() to calculate array size.
Date 2016-05-13 19:40 +0200
Message-ID <rypea-8bu-23@gated-at.bofh.it> (permalink)
Organization linux.* mail to news gateway

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It is preferred to use ARRAY_SIZE() for size calculation, instead
using sizeof(array)/sizeof(*array). It makes the code more readable.

Signed-off-by: Muhammad Falak R Wani <falakreyaz@gmail.com>
---
 drivers/gpu/drm/amd/powerplay/smumgr/cz_smumgr.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/powerplay/smumgr/cz_smumgr.c b/drivers/gpu/drm/amd/powerplay/smumgr/cz_smumgr.c
index da18f44..87c023e 100644
--- a/drivers/gpu/drm/amd/powerplay/smumgr/cz_smumgr.c
+++ b/drivers/gpu/drm/amd/powerplay/smumgr/cz_smumgr.c
@@ -639,7 +639,7 @@ static int cz_smu_populate_firmware_entries(struct pp_smumgr *smumgr)
 
 	cz_smu->driver_buffer_length = 0;
 
-	for (i = 0; i < sizeof(firmware_list)/sizeof(*firmware_list); i++) {
+	for (i = 0; i < ARRAY_SIZE(firmware_list); i++) {
 
 		firmware_type = cz_translate_firmware_enum_to_arg(smumgr,
 					firmware_list[i]);
-- 
1.9.1

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Thread

[PATCH v2] drm/amd/powerplay: use ARRAY_SIZE() to calculate array size. Muhammad Falak R Wani <falakreyaz@gmail.com> - 2016-05-13 19:40 +0200
  Re: [PATCH v2] drm/amd/powerplay: use ARRAY_SIZE() to calculate  array size. Eric Engestrom <eric.engestrom@imgtec.com> - 2016-05-16 18:00 +0200
    Re: [PATCH v2] drm/amd/powerplay: use ARRAY_SIZE() to calculate  array size. Muhammad Falak R Wani <falakreyaz@gmail.com> - 2016-05-17 08:30 +0200
  Re: [PATCH v2] drm/amd/powerplay: use ARRAY_SIZE() to calculate array size. Alex Deucher <alexdeucher@gmail.com> - 2016-05-16 18:20 +0200

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