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drm/amdgpu: some improvement in parsing inputs

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It changes the way to skip newline character and also avoids
warning message from some compiler.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Eric Huang <JinHuiEric.Huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Eric Huang 2016-06-14 15:08:22 -04:00 committed by Alex Deucher
parent 0a81a87c98
commit 14b3307429
1 changed files with 9 additions and 3 deletions
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12
drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
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@ -365,7 +365,9 @@ static ssize_t amdgpu_set_pp_dpm_sclk(struct device *dev,
uint32_t i, mask = 0;
char sub_str[2];
for (i = 0; i < strlen(buf) - 1; i++) {
for (i = 0; i < strlen(buf); i++) {
if (*(buf + i) == '\n')
continue;
sub_str[0] = *(buf + i);
sub_str[1] = '\0';
ret = kstrtol(sub_str, 0, &level);
@ -413,7 +415,9 @@ static ssize_t amdgpu_set_pp_dpm_mclk(struct device *dev,
uint32_t i, mask = 0;
char sub_str[2];
for (i = 0; i < strlen(buf) - 1; i++) {
for (i = 0; i < strlen(buf); i++) {
if (*(buf + i) == '\n')
continue;
sub_str[0] = *(buf + i);
sub_str[1] = '\0';
ret = kstrtol(sub_str, 0, &level);
@ -461,7 +465,9 @@ static ssize_t amdgpu_set_pp_dpm_pcie(struct device *dev,
uint32_t i, mask = 0;
char sub_str[2];
for (i = 0; i < strlen(buf) - 1; i++) {
for (i = 0; i < strlen(buf); i++) {
if (*(buf + i) == '\n')
continue;
sub_str[0] = *(buf + i);
sub_str[1] = '\0';
ret = kstrtol(sub_str, 0, &level);